.zhihuilu-block-content {

  --bg: #fafbfc;
  --bg-deep: #f2f4f6;
  --surface: #ffffff;
  --surface-soft: #f7f8fa;
  --ink: #292a30;
  --ink-strong: #101114;
  --muted: #646676;
  --line: #e6e8ec;
  --line-strong: #d3d6dc;
  --accent: #17181c;
  --accent-dark: #000000;
  --accent-soft: #e9ebef;
  --accent-faint: #f4f5f7;
  --signal: #b6482f;
  --shadow-sm: 0 1px 2px rgba(24, 26, 32, 0.05);
  --shadow-md: 0 14px 34px rgba(24, 26, 32, 0.08);
  --shadow-lg: 0 26px 70px rgba(18, 20, 24, 0.1);
  --content: 1240px;
  --radius: 8px;
  --header-h: 72px;
  color-scheme: light;
}

.zhihuilu-block-content * {

  box-sizing: border-box;

}

.zhihuilu-block-content {

  scroll-behavior: smooth;

}

.zhihuilu-block-content {

  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Avenir Next", "SF Pro Text", "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;

}

.zhihuilu-block-content a {

  color: var(--accent-dark);
  text-decoration: none;

}

.zhihuilu-block-content a:hover {

  text-decoration: underline;
  text-underline-offset: 4px;

}

.zhihuilu-block-content button,
.zhihuilu-block-content input,
.zhihuilu-block-content select {

  font: inherit;

}

.zhihuilu-block-content button {

  border: 0;
  cursor: pointer;

}

.zhihuilu-block-content img,
.zhihuilu-block-content svg {

  display: block;

}

.zhihuilu-block-content ::selection {

  background: var(--accent-soft);
  color: var(--ink-strong);

}

.zhihuilu-block-content :focus-visible {

  outline: 3px solid rgba(20, 22, 26, 0.3);
  outline-offset: 2px;

}

.zhihuilu-block-content .container {

  width: min(var(--content), calc(100% - 40px));
  margin: 0 auto;

}

.zhihuilu-block-content .section {

  padding: 84px 0;

}

.zhihuilu-block-content .band {

  background: var(--surface);
  border-block: 1px solid var(--line);

}

.zhihuilu-block-content .band-tint {

  background: linear-gradient(180deg, var(--accent-faint), var(--bg-deep));

}

.zhihuilu-block-content h1,
.zhihuilu-block-content h2,
.zhihuilu-block-content h3,
.zhihuilu-block-content h4,
.zhihuilu-block-content p {

  margin-top: 0;

}

.zhihuilu-block-content h1,
.zhihuilu-block-content h2,
.zhihuilu-block-content h3 {

  line-height: 1.16;
  letter-spacing: 0;

}

.zhihuilu-block-content h1 {

  font-size: 3.1rem;
  font-weight: 700;

}

.zhihuilu-block-content h2 {

  font-size: 2rem;
  font-weight: 700;
  color: var(--ink-strong);

}

.zhihuilu-block-content h3 {

  font-size: 1.28rem;
  font-weight: 650;

}

.zhihuilu-block-content .lead {

  color: var(--muted);
  font-size: 1.08rem;

}

.zhihuilu-block-content .section-heading {

  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;

}

.zhihuilu-block-content .section-heading p {

  max-width: 66ch;
  margin: 10px 0 0;
  color: var(--muted);

}

.zhihuilu-block-content .text-button {

  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 8px 15px;
  background: var(--surface);
  color: var(--ink-strong);
  font-weight: 650;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;

}

.zhihuilu-block-content .text-button:hover {

  border-color: var(--accent);
  background: var(--accent-faint);
  text-decoration: none;
  transform: translateY(-1px);

}

.zhihuilu-block-content .button {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 9px 18px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;

}

.zhihuilu-block-content .button:hover {

  background: var(--accent-dark);
  border-color: var(--accent-dark);
  color: #fff;
  text-decoration: none;
  transform: translateY(-1px);

}

.zhihuilu-block-content .button:active,
.zhihuilu-block-content .text-button:active,
.zhihuilu-block-content .plan-toggle:active {

  transform: scale(0.985);

}

.zhihuilu-block-content .button.secondary {

  border-color: var(--line-strong);
  background: var(--surface);
  color: var(--ink-strong);

}

.zhihuilu-block-content .button.secondary:hover {

  border-color: var(--accent);
  background: var(--accent-faint);
  color: var(--accent-dark);

}

.zhihuilu-block-content .button.small,
.zhihuilu-block-content .text-button.small {

  min-height: 38px;
  padding: 6px 13px;
  font-size: 0.92rem;

}

.zhihuilu-block-content .button.large {

  min-height: 52px;
  padding: 11px 22px;

}

.zhihuilu-block-content .icon-button {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  transition: border-color 160ms ease, background 160ms ease;

}

.zhihuilu-block-content .icon-button:hover {

  border-color: var(--accent);
  background: var(--accent-faint);

}

.zhihuilu-block-content .icon {

  width: 18px;
  height: 18px;
  flex: none;

}

.zhihuilu-block-content .icon.large {

  width: 21px;
  height: 21px;

}

.zhihuilu-block-content .hero {

  position: relative;
  overflow: hidden;
  padding: 72px 0 76px;

}

.zhihuilu-block-content .hero-shell {

  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(520px, 1.08fr);
  align-items: center;
  gap: 56px;
  width: min(var(--content), calc(100% - 40px));
  margin: 0 auto;

}

.zhihuilu-block-content .hero h1 {

  max-width: 14ch;
  margin-bottom: 22px;

}

.zhihuilu-block-content .hero-copy .lead {

  max-width: 56ch;
  margin-bottom: 28px;

}

.zhihuilu-block-content .hero-actions {

  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;

}

.zhihuilu-block-content .hero-note {

  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;

}

.zhihuilu-block-content .hero-note svg {

  color: var(--accent);

}

.zhihuilu-block-content .ai-console {

  border: 1px solid rgba(199, 214, 205, 0.9);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow-lg);

}

.zhihuilu-block-content .console-head {

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px 12px;
  border-bottom: 1px solid var(--line);

}

.zhihuilu-block-content .console-head-title {

  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--ink-strong);
  font-weight: 750;

}

.zhihuilu-block-content .console-head-title svg {

  color: var(--accent);

}

.zhihuilu-block-content .console-meta {

  color: var(--muted);
  font-size: 0.84rem;

}

.zhihuilu-block-content .console-search-wrap {

  padding: 14px 18px 8px;

}

.zhihuilu-block-content .search-form {

  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface-soft);
  transition: border-color 160ms ease, box-shadow 160ms ease;

}

.zhihuilu-block-content .search-form:focus-within {

  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(19, 105, 91, 0.12);

}

.zhihuilu-block-content .search-input {

  min-width: 0;
  height: 50px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink-strong);
  padding: 8px 6px 8px 16px;

}

.zhihuilu-block-content .search-input::placeholder {

  color: #75827e;

}

.zhihuilu-block-content .search-submit {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: auto;
  margin: 5px;
  border: 0;
  border-radius: 6px;
  padding: 0 16px;
  background: var(--accent);
  color: #fff;
  font-weight: 750;

}

.zhihuilu-block-content .search-submit:hover {

  background: var(--accent-dark);

}

.zhihuilu-block-content .chips {

  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 4px 18px 14px;

}

.zhihuilu-block-content .chip {

  display: inline-flex;
  align-items: center;
  min-height: 32px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 11px;
  background: #fff;
  color: var(--muted);
  font-size: 0.86rem;
  transition: border-color 160ms ease, background 160ms ease, color 160ms ease;

}

.zhihuilu-block-content .chip:hover,
.zhihuilu-block-content .chip.is-active {

  border-color: var(--accent);
  background: var(--accent-faint);
  color: var(--accent-dark);

}

.zhihuilu-block-content .console-results {

  min-height: 208px;
  border-top: 1px solid var(--line);
  padding: 6px 8px 10px;

}

.zhihuilu-block-content .console-section-label {

  padding: 9px 12px 5px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;

}

.zhihuilu-block-content .result-line {

  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 11px;
  width: 100%;
  margin: 0;
  border: 0;
  border-radius: var(--radius);
  padding: 9px 11px;
  background: transparent;
  color: inherit;
  text-align: left;
  transition: background 140ms ease;

}

.zhihuilu-block-content .result-line:hover {

  background: var(--accent-faint);

}

.zhihuilu-block-content .result-type {

  width: 52px;
  border-radius: 6px;
  padding: 3px 0;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 0.72rem;
  font-weight: 800;
  text-align: center;

}

.zhihuilu-block-content .result-line strong {

  display: block;
  overflow: hidden;
  color: var(--ink-strong);
  font-size: 0.95rem;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;

}

.zhihuilu-block-content .result-line small {

  display: block;
  overflow: hidden;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.4;
  text-overflow: ellipsis;
  white-space: nowrap;

}

.zhihuilu-block-content .result-arrow {

  color: var(--accent);
  opacity: 0;
  transform: translateX(-3px);
  transition: opacity 140ms ease, transform 140ms ease;

}

.zhihuilu-block-content .result-line:hover .result-arrow {

  opacity: 1;
  transform: translateX(0);

}

.zhihuilu-block-content .empty-note {

  margin: 0;
  padding: 14px 12px;
  color: var(--muted);

}

.zhihuilu-block-content .hero {

  background: var(--bg-deep);
  padding: 86px 0 58px;

}

.zhihuilu-block-content .hero::before {

  display: none;

}

.zhihuilu-block-content .hero-shell {

  display: block;
  width: min(940px, calc(100% - 40px));
  margin: 0 auto;
  text-align: center;

}

.zhihuilu-block-content .hero-copy {

  display: grid;
  justify-items: center;

}

.zhihuilu-block-content .hero h1 {

  max-width: 18ch;
  margin: 0 auto 18px;
  font-size: clamp(2.55rem, 4.2vw, 3.8rem);
  color: var(--ink-strong);

}

.zhihuilu-block-content .hero-copy .lead {

  max-width: 62ch;
  margin: 0 auto 36px;
  color: var(--muted);

}

.zhihuilu-block-content .ai-console {

  width: min(820px, 100%);
  margin: 0 auto;
  border: 1px solid rgba(20, 21, 24, 0.08);
  border-radius: 20px;
  padding: 10px;
  background: #fff;
  box-shadow: 0 18px 54px rgba(19, 21, 25, 0.08);
  text-align: left;

}

.zhihuilu-block-content .search-form {

  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  min-height: 64px;
  border: 1.2px solid rgba(20, 21, 24, 0.1);
  border-radius: 16px;
  padding: 6px 6px 6px 8px;
  background: #fff;

}

.zhihuilu-block-content .search-form:focus-within {

  border-color: var(--ink-strong);
  box-shadow: 0 0 0 4px rgba(20, 22, 26, 0.08);

}

.zhihuilu-block-content .search-leading {

  width: 22px;
  height: 22px;
  margin-left: 10px;
  color: var(--muted);

}

.zhihuilu-block-content .search-input {

  height: auto;
  min-height: 50px;
  padding: 8px 10px;
  font-size: 1rem;

}

.zhihuilu-block-content .search-input::placeholder {

  color: #85868f;

}

.zhihuilu-block-content .search-submit {

  margin: 0;
  min-width: 96px;
  height: 50px;
  border-radius: 12px;

}

.zhihuilu-block-content .quick-index {

  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
  padding: 12px 6px 6px;

}

.zhihuilu-block-content .quick-slot {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 0;
  min-height: 46px;
  border-radius: 10px;
  padding: 8px;
  background: transparent;
  color: var(--ink);
  font-size: 0.94rem;
  font-weight: 650;
  white-space: nowrap;
  transition: background 140ms ease, color 140ms ease;

}

.zhihuilu-block-content .quick-slot svg {

  color: var(--muted);

}

.zhihuilu-block-content .quick-slot:hover {

  background: var(--accent-faint);
  color: var(--ink-strong);
  text-decoration: none;

}

.zhihuilu-block-content .quick-slot:hover svg {

  color: var(--accent);

}

.zhihuilu-block-content .console-results {

  min-height: 0;
  border-top: 0;
  padding: 4px 4px 6px;

}

.zhihuilu-block-content .console-section-label {

  padding: 8px 8px 4px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 750;

}

.zhihuilu-block-content .result-line {

  min-height: 48px;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  padding: 7px 10px;

}

.zhihuilu-block-content .result-line:last-child {

  border-bottom: 0;

}

.zhihuilu-block-content .result-line:hover {

  background: var(--surface-soft);

}

.zhihuilu-block-content .result-type {

  width: 62px;
  background: var(--surface-soft);
  color: var(--muted);

}

.zhihuilu-block-content .chips {

  justify-content: center;
  padding: 4px 8px 10px;

}

.zhihuilu-block-content .chip {

  background: var(--surface);
  color: var(--muted);

}

.zhihuilu-block-content .hero-actions {

  justify-content: center;
  margin: 24px 0 0;

}

.zhihuilu-block-content .hero-note {

  display: inline-flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 7px;
  max-width: min(720px, 100%);
  margin: 14px auto 0;

}

.zhihuilu-block-content .hero-note [data-index-count] {

  color: var(--ink);
  font-weight: 700;

}

.zhihuilu-block-content .topic-grid {

  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 12px;

}

.zhihuilu-block-content .topic-link {

  position: relative;
  display: flex;
  min-height: 154px;
  flex-direction: column;
  justify-content: space-between;
  grid-column: span 4;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  background: var(--surface);
  color: var(--ink-strong);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;

}

.zhihuilu-block-content .topic-link:nth-child(1),
.zhihuilu-block-content .topic-link:nth-child(4) {

  grid-column: span 6;

}

.zhihuilu-block-content .topic-link:hover {

  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  text-decoration: none;
  transform: translateY(-3px);

}

.zhihuilu-block-content .topic-link::after {

  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;

}

.zhihuilu-block-content .topic-icon {

  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius);
  background: var(--accent-soft);
  color: var(--accent-dark);

}

.zhihuilu-block-content .topic-body {

  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;

}

.zhihuilu-block-content .topic-body strong {

  display: block;
  margin-bottom: 4px;
  font-size: 1.12rem;

}

.zhihuilu-block-content .topic-body span {

  color: var(--muted);
  font-size: 0.9rem;

}

.zhihuilu-block-content .knowledge-band-grid {

  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 64px;
  align-items: start;

}

.zhihuilu-block-content .knowledge-copy h2 {

  max-width: 13ch;

}

.zhihuilu-block-content .knowledge-copy p {

  max-width: 60ch;
  color: var(--muted);

}

.zhihuilu-block-content .knowledge-copy .actions {

  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;

}

.zhihuilu-block-content .knowledge-shelf {

  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-sm);

}

.zhihuilu-block-content .knowledge-shelf-head {

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 17px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.86rem;

}

.zhihuilu-block-content .knowledge-shelf-list {

  display: grid;

}

.zhihuilu-block-content .kb-home-row {

  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  padding: 14px 17px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);

}

.zhihuilu-block-content .kb-home-row:last-child {

  border-bottom: 0;

}

.zhihuilu-block-content .kb-home-row:hover {

  background: var(--accent-faint);

}

.zhihuilu-block-content .kb-home-row strong {

  display: block;
  overflow: hidden;
  font-size: 0.99rem;
  text-overflow: ellipsis;
  white-space: nowrap;

}

.zhihuilu-block-content .kb-home-row small {

  color: var(--muted);

}

.zhihuilu-block-content .kb-home-row .result-type {

  justify-self: end;

}

.zhihuilu-block-content .path-section {

  background: var(--ink-strong);
  color: #eef6f2;

}

.zhihuilu-block-content .path-section h2,
.zhihuilu-block-content .path-section h3 {

  color: #fff;

}

.zhihuilu-block-content .path-section .lead {

  color: rgba(255, 255, 255, 0.76);

}

.zhihuilu-block-content .path-grid {

  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;

}

.zhihuilu-block-content .path-card {

  display: flex;
  min-height: 360px;
  flex-direction: column;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  padding: 22px;
  background: rgba(255, 255, 255, 0.07);
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;

}

.zhihuilu-block-content .path-card:hover {

  border-color: rgba(255, 255, 255, 0.62);
  background: rgba(255, 255, 255, 0.13);
  transform: translateY(-3px);

}

.zhihuilu-block-content .path-card-top {

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;

}

.zhihuilu-block-content .path-count {

  color: rgba(255, 255, 255, 0.7);
  font-size: 0.86rem;

}

.zhihuilu-block-content .path-card h3 {

  margin-bottom: 8px;

}

.zhihuilu-block-content .path-card p {

  color: rgba(255, 255, 255, 0.78);

}

.zhihuilu-block-content .path-stages {

  display: grid;
  gap: 10px;
  margin: 18px 0 22px;

}

.zhihuilu-block-content .stage-line {

  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 10px;
  align-items: center;

}

.zhihuilu-block-content .stage-index {

  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 800;

}

.zhihuilu-block-content .stage-line span:last-child {

  color: rgba(255, 255, 255, 0.9);
  font-size: 0.94rem;

}

.zhihuilu-block-content .path-card .button {

  margin-top: auto;
  border-color: rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.12);
  color: #fff;

}

.zhihuilu-block-content .path-card .button:hover {

  background: rgba(255, 255, 255, 0.2);
  border-color: #fff;
  color: #fff;

}

.zhihuilu-block-content .service-list {

  display: grid;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);

}

.zhihuilu-block-content .service-row {

  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr) auto;
  align-items: center;
  gap: 28px;
  padding: 24px 26px;
  border-bottom: 1px solid var(--line);

}

.zhihuilu-block-content .service-row:last-child {

  border-bottom: 0;

}

.zhihuilu-block-content .service-row h3 {

  margin-bottom: 6px;

}

.zhihuilu-block-content .service-row p {

  max-width: 58ch;
  margin: 0;
  color: var(--muted);

}

.zhihuilu-block-content .service-meta {

  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 650;

}

.zhihuilu-block-content .member-copy {

  max-width: 720px;
  margin-bottom: 28px;

}

.zhihuilu-block-content .plan-grid {

  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;

}

.zhihuilu-block-content .plan-card {

  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;

}

.zhihuilu-block-content .plan-card:hover {

  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);

}

.zhihuilu-block-content .plan-card.featured {

  border-color: var(--accent);
  background: linear-gradient(180deg, #ffffff, var(--accent-faint));

}

.zhihuilu-block-content .plan-tag {

  display: inline-flex;
  align-self: flex-start;
  min-height: 28px;
  border-radius: 999px;
  padding: 3px 10px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 800;

}

.zhihuilu-block-content .plan-card h3 {

  margin: 15px 0 6px;

}

.zhihuilu-block-content .plan-card > p {

  min-height: 44px;
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 0.94rem;

}
.zhihuilu-block-content .home-shop-price {

  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin: -4px 0 16px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 14px;

}
.zhihuilu-block-content .home-shop-price strong {

  color: var(--accent-2-dark);
  font-size: 1.55rem;
  letter-spacing: 0;

}
.zhihuilu-block-content .home-shop-price span {

  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
  text-align: right;

}
.zhihuilu-block-content .home-shop-price + .plan-metrics {

  margin-top: -6px;

}

.zhihuilu-block-content .plan-includes {

  display: grid;
  gap: 8px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;

}

.zhihuilu-block-content .plan-includes li {

  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 8px;
  color: var(--ink);
  font-size: 0.94rem;

}

.zhihuilu-block-content .plan-includes svg {

  color: var(--accent);

}

.zhihuilu-block-content .plan-card .button {

  width: 100%;
  margin-top: auto;

}

.zhihuilu-block-content .proof-band {

  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);

}

.zhihuilu-block-content .proof-item {

  min-height: 180px;
  padding: 24px;
  background: var(--surface);

}

.zhihuilu-block-content .proof-item h3 {

  margin-bottom: 8px;

}

.zhihuilu-block-content .proof-item p {

  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;

}

.zhihuilu-block-content .faq-list {

  display: grid;
  gap: 10px;

}

.zhihuilu-block-content .faq-item {

  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);

}

.zhihuilu-block-content .faq-question {

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  min-height: 58px;
  padding: 12px 18px;
  background: transparent;
  color: var(--ink-strong);
  font-size: 1rem;
  font-weight: 700;
  text-align: left;

}

.zhihuilu-block-content .faq-question svg {

  flex: none;
  color: var(--accent);
  transition: transform 180ms ease;

}

.zhihuilu-block-content .faq-item.open .faq-question svg {

  transform: rotate(45deg);

}

.zhihuilu-block-content .faq-answer {

  display: none;
  padding: 0 18px 18px;
  color: var(--muted);
  max-width: 72ch;

}

.zhihuilu-block-content .faq-item.open .faq-answer {

  display: block;

}

.zhihuilu-block-content .cta-band {

  background:
  radial-gradient(circle at 82% 18%, rgba(255, 255, 255, 0.1), transparent 34%),
  var(--ink-strong);
  color: #fff;

}

.zhihuilu-block-content .cta-inner {

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  padding: 44px 0;

}

.zhihuilu-block-content .cta-inner h2 {

  max-width: 18ch;
  margin-bottom: 10px;
  color: #fff;

}

.zhihuilu-block-content .cta-inner p {

  max-width: 58ch;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.76);

}

.zhihuilu-block-content .cta-actions {

  display: flex;
  flex-wrap: wrap;
  gap: 10px;

}

.zhihuilu-block-content .cta-band .button {

  border-color: #fff;
  background: #fff;
  color: var(--ink-strong);

}

.zhihuilu-block-content .cta-band .button:hover {

  background: #eef0f3;
  border-color: #eef0f3;

}

.zhihuilu-block-content .cta-band .button.secondary {

  border-color: rgba(255, 255, 255, 0.44);
  background: transparent;
  color: #fff;

}

.zhihuilu-block-content .cta-band .button.secondary:hover {

  border-color: #fff;
  background: rgba(255, 255, 255, 0.14);

}

.zhihuilu-block-content .page-hero {

  padding: 58px 0 38px;

}

.zhihuilu-block-content .page-hero h1 {

  font-size: 2.7rem;
  margin-bottom: 14px;

}

.zhihuilu-block-content .page-hero .lead {

  max-width: 76ch;
  margin-bottom: 26px;

}

.zhihuilu-block-content .kb-search-panel {

  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);

}

.zhihuilu-block-content .kb-search-panel .search-input {

  background: var(--surface-soft);

}

.zhihuilu-block-content .kb-search-panel .search-submit {

  min-width: 116px;

}

.zhihuilu-block-content .type-tabs {

  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;

}

.zhihuilu-block-content .kb-layout {

  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
  padding: 10px 0 90px;

}

.zhihuilu-block-content .filter-box {

  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);

}

.zhihuilu-block-content .filter-head {

  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;

}

.zhihuilu-block-content .filter-list {

  display: grid;
  gap: 2px;
  padding: 8px;

}

.zhihuilu-block-content .filter-list button {

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 42px;
  border-radius: 6px;
  padding: 7px 10px;
  background: transparent;
  color: var(--ink);
  text-align: left;

}

.zhihuilu-block-content .filter-list button:hover {

  background: var(--accent-faint);

}

.zhihuilu-block-content .filter-list button.is-active {

  background: var(--accent-soft);
  color: var(--accent-dark);
  font-weight: 750;

}

.zhihuilu-block-content .filter-count {

  color: var(--muted);
  font-size: 0.8rem;

}

.zhihuilu-block-content .filter-box + .filter-box {

  margin-top: 12px;

}

.zhihuilu-block-content .kb-results-head {

  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;

}

.zhihuilu-block-content .kb-results-head h2 {

  margin: 0;
  font-size: 1.45rem;

}

.zhihuilu-block-content .kb-result-count {

  color: var(--muted);
  font-size: 0.9rem;

}

.zhihuilu-block-content .kb-result-list {

  display: grid;
  gap: 10px;

}

.zhihuilu-block-content .kb-result {

  display: grid;
  grid-template-columns: 74px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: var(--surface);
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;

}

.zhihuilu-block-content .kb-result:hover {

  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);

}

.zhihuilu-block-content .kb-result-type {

  display: grid;
  place-items: center;
  min-height: 52px;
  border-radius: 6px;
  background: var(--accent-faint);
  color: var(--accent-dark);
  font-size: 0.8rem;
  font-weight: 800;
  text-align: center;

}

.zhihuilu-block-content .kb-result h3 {

  margin: 0 0 5px;
  font-size: 1.06rem;

}

.zhihuilu-block-content .kb-result p {

  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;

}

.zhihuilu-block-content .kb-meta {

  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;

}

.zhihuilu-block-content .kb-meta span {

  display: inline-flex;
  min-height: 24px;
  align-items: center;
  border-radius: 999px;
  padding: 2px 9px;
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 0.78rem;

}

.zhihuilu-block-content .kb-result .icon-arrow {

  align-self: center;
  color: var(--accent);

}

.zhihuilu-block-content .no-results {

  display: grid;
  place-items: center;
  min-height: 260px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 30px;
  background: var(--surface);
  text-align: center;

}

.zhihuilu-block-content .no-results svg {

  width: 30px;
  height: 30px;
  margin: 0 auto 12px;
  color: var(--accent);

}

.zhihuilu-block-content .no-results h3 {

  margin-bottom: 8px;

}

.zhihuilu-block-content .no-results p {

  max-width: 46ch;
  color: var(--muted);

}

.zhihuilu-block-content .article-view {

  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;

}

.zhihuilu-block-content .article-head {

  padding: 28px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--accent-faint), var(--surface));

}

.zhihuilu-block-content .article-head h1 {

  max-width: 22ch;
  margin: 14px 0 10px;
  font-size: 2.1rem;

}

.zhihuilu-block-content .article-meta {

  display: flex;
  flex-wrap: wrap;
  gap: 8px;

}

.zhihuilu-block-content .article-meta span {

  display: inline-flex;
  min-height: 28px;
  align-items: center;
  border-radius: 999px;
  padding: 3px 10px;
  background: var(--surface);
  color: var(--accent-dark);
  font-size: 0.8rem;
  font-weight: 700;

}

.zhihuilu-block-content .article-body {

  max-width: 860px;
  padding: 28px;

}

.zhihuilu-block-content .article-body p {

  margin-bottom: 18px;
  color: var(--ink);
  font-size: 1.03rem;

}

.zhihuilu-block-content .article-footer {

  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 28px;
  border-top: 1px solid var(--line);
  background: var(--surface-soft);

}

.zhihuilu-block-content .course-hero {

  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 48px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 34px;
  background:
  linear-gradient(135deg, rgba(20, 22, 26, 0.05), transparent 46%),
  var(--surface);
  box-shadow: var(--shadow-sm);

}

.zhihuilu-block-content .course-hero h1 {

  font-size: 2.6rem;

}

.zhihuilu-block-content .course-hero .lead {

  margin-bottom: 22px;

}

.zhihuilu-block-content .path-detail-list {

  display: grid;
  gap: 14px;

}

.zhihuilu-block-content .path-detail {

  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;

}

.zhihuilu-block-content .path-detail-head {

  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 18px 20px;

}

.zhihuilu-block-content .path-detail h2 {

  font-size: 1.42rem;

}

.zhihuilu-block-content .path-detail-head p {

  margin: 4px 0 0;
  color: var(--muted);

}

.zhihuilu-block-content .path-detail .icon-button {

  border: 0;
  background: transparent;

}

.zhihuilu-block-content .path-detail.open .icon-button svg {

  transform: rotate(180deg);

}

.zhihuilu-block-content .stage-detail-list {

  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  padding: 0 20px 20px;

}

.zhihuilu-block-content .path-detail:not(.open) .stage-detail-list {

  display: none;

}

.zhihuilu-block-content .stage-card {

  min-height: 160px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  background: var(--surface-soft);

}

.zhihuilu-block-content .stage-card h3 {

  margin-bottom: 8px;
  font-size: 1.02rem;

}

.zhihuilu-block-content .stage-card p {

  color: var(--muted);
  font-size: 0.9rem;

}

.zhihuilu-block-content .stage-card small {

  display: block;
  margin-top: 14px;
  color: var(--accent-dark);
  font-weight: 700;

}

.zhihuilu-block-content .member-grid {

  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 40px;
  align-items: start;

}

.zhihuilu-block-content .member-intro h1 {

  font-size: 2.7rem;

}

.zhihuilu-block-content .member-benefits {

  display: grid;
  gap: 10px;
  margin-top: 20px;

}

.zhihuilu-block-content .benefit-row {

  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  min-height: 62px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);

}

.zhihuilu-block-content .benefit-row svg {

  width: 22px;
  height: 22px;
  margin: auto;
  color: var(--accent);

}

.zhihuilu-block-content .benefit-row strong {

  display: block;

}

.zhihuilu-block-content .benefit-row small {

  color: var(--muted);

}

.zhihuilu-block-content .auth-card {

  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: var(--shadow-md);
  overflow: hidden;

}

.zhihuilu-block-content .auth-tabs {

  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--line);

}

.zhihuilu-block-content .auth-tab {

  min-height: 54px;
  background: transparent;
  color: var(--muted);
  font-weight: 800;

}

.zhihuilu-block-content .auth-tab.is-active {

  background: var(--accent-faint);
  color: var(--accent-dark);

}

.zhihuilu-block-content .auth-panel {

  display: none;
  padding: 24px;

}

.zhihuilu-block-content .auth-panel.is-active {

  display: block;

}

.zhihuilu-block-content .auth-panel h2 {

  font-size: 1.5rem;
  margin-bottom: 8px;

}

.zhihuilu-block-content .auth-panel > p {

  color: var(--muted);

}

.zhihuilu-block-content .form-grid {

  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;

}

.zhihuilu-block-content .form-field {

  display: grid;
  gap: 6px;

}

.zhihuilu-block-content .form-field.full {

  grid-column: 1 / -1;

}

.zhihuilu-block-content .form-field label {

  color: var(--ink-strong);
  font-size: 0.9rem;
  font-weight: 700;

}

.zhihuilu-block-content .form-field input,
.zhihuilu-block-content .form-field select {

  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 8px 12px;
  background: var(--surface-soft);
  color: var(--ink-strong);

}

.zhihuilu-block-content .form-field input:focus,
.zhihuilu-block-content .form-field select:focus {

  outline: 0;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(20, 22, 26, 0.12);

}

.zhihuilu-block-content .checkbox-field {

  display: flex;
  align-items: start;
  gap: 9px;
  color: var(--muted);
  font-size: 0.88rem;

}

.zhihuilu-block-content .checkbox-field input {

  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--accent);

}

.zhihuilu-block-content .form-note {

  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.82rem;

}

.zhihuilu-block-content .member-state {

  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 14px 18px;
  background: var(--accent-faint);
  color: var(--accent-dark);
  font-weight: 700;

}

.zhihuilu-block-content .member-state:empty {

  display: none;

}

.zhihuilu-block-content .member-auth-shell {

  display: grid;
  gap: 14px;

}

.zhihuilu-block-content .member-notice {

  border: 1px solid #cfe4f8;
  border-radius: var(--radius);
  padding: 12px 16px;
  background: #eef6ff;
  color: #164a7c;
  font-size: 0.92rem;
  font-weight: 650;

}

.zhihuilu-block-content .auth-card.member-welcome-card {

  padding: 28px;

}

.zhihuilu-block-content .member-welcome-head {

  display: grid;
  gap: 6px;

}

.zhihuilu-block-content .member-welcome-head h2 {

  margin: 8px 0 0;

}

.zhihuilu-block-content .member-welcome-head p {

  margin: 0;
  color: var(--muted);

}

.zhihuilu-block-content .member-level-badge {

  width: fit-content;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 5px 12px;
  background: var(--accent-soft);
  color: var(--ink-strong);
  font-size: 0.82rem;
  font-weight: 800;

}

.zhihuilu-block-content .member-level-badge.level-growth {

  border-color: #bcd9ff;
  background: #eaf3ff;
  color: #1457b3;

}

.zhihuilu-block-content .member-level-badge.level-team {

  border-color: #f7cfc4;
  background: #fff0eb;
  color: #a3331d;

}

.zhihuilu-block-content .member-profile-list {

  display: grid;
  gap: 0;
  margin: 20px 0;
  border-block: 1px solid var(--line);

}

.zhihuilu-block-content .member-profile-list > div {

  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);

}

.zhihuilu-block-content .member-profile-list > div:last-child {

  border-bottom: 0;

}

.zhihuilu-block-content .member-profile-list dt {

  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;

}

.zhihuilu-block-content .member-profile-list dd {

  margin: 0;
  color: var(--ink-strong);

}

.zhihuilu-block-content .member-intent-note {

  border-left: 3px solid var(--signal);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 10px 14px;
  background: #fff4f0;
  color: #7b2d1c;
  font-size: 0.9rem;

}

.zhihuilu-block-content .member-actions {

  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 22px;

}

.zhihuilu-block-content .member-actions .text-button {

  border: 0;
  background: transparent;
  color: var(--ink-strong);

}

.zhihuilu-block-content .modal-backdrop {

  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(11, 13, 16, 0.46);

}

.zhihuilu-block-content .modal-backdrop.open {

  display: flex;

}

.zhihuilu-block-content .modal {

  width: min(520px, 100%);
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg);
  box-shadow: var(--shadow-lg);

}

.zhihuilu-block-content .modal-head {

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);

}

.zhihuilu-block-content .modal-head h2 {

  margin: 0;
  font-size: 1.3rem;

}

.zhihuilu-block-content .modal-body {

  padding: 18px;

}

.zhihuilu-block-content .toast {

  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 150;
  max-width: min(360px, calc(100vw - 40px));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 16px;
  background: var(--ink-strong);
  color: #fff;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 180ms ease, transform 180ms ease;

}

.zhihuilu-block-content .toast.show {

  opacity: 1;
  transform: translateY(0);

}

.zhihuilu-block-content .sr-only {

  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;

}

.zhihuilu-block-content .is-hidden {

  display: none !important;

}

.zhihuilu-block-content .inline-link {

  display: inline;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--accent-dark);
  font-weight: 750;

}

.zhihuilu-block-content .inline-link:hover {

  text-decoration: underline;

}

.zhihuilu-block-content .form-error {

  min-height: 18px;
  color: var(--signal);
  font-size: 0.84rem;

}

@media (prefers-reduced-motion: reduce) {
.zhihuilu-block-content {

  scroll-behavior: auto;

}

.zhihuilu-block-content *,
.zhihuilu-block-content *::before,
.zhihuilu-block-content *::after {

  transition-duration: 0.01ms !important;
  animation-duration: 0.01ms !important;
  animation-iteration-count: 1 !important;

}
}

@media (max-width: 1180px) {
.zhihuilu-block-content .hero-shell {

  grid-template-columns: minmax(0, 0.9fr) minmax(440px, 1.1fr);
  gap: 34px;

}

.zhihuilu-block-content .service-row {

  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);

}

.zhihuilu-block-content .service-row .button {

  grid-column: 1 / -1;
  justify-self: start;

}
}

@media (max-width: 1024px) {
.zhihuilu-block-content .section {

  padding: 64px 0;

}

.zhihuilu-block-content .hero-shell {

  grid-template-columns: 1fr;
  gap: 36px;

}

.zhihuilu-block-content .hero h1 {

  max-width: 17ch;

}

.zhihuilu-block-content .ai-console {

  width: min(680px, 100%);

}

.zhihuilu-block-content .knowledge-band-grid {

  grid-template-columns: 1fr;
  gap: 26px;

}

.zhihuilu-block-content .path-grid {

  grid-template-columns: 1fr;

}

.zhihuilu-block-content .path-card {

  min-height: 0;

}

.zhihuilu-block-content .service-row {

  grid-template-columns: 1fr;
  gap: 14px;

}

.zhihuilu-block-content .plan-grid {

  grid-template-columns: 1fr;

}

.zhihuilu-block-content .plan-card > p {

  min-height: 0;

}

.zhihuilu-block-content .course-hero {

  grid-template-columns: 1fr;
  padding: 26px;

}

.zhihuilu-block-content .member-grid {

  grid-template-columns: 1fr;

}

.zhihuilu-block-content .stage-detail-list {

  grid-template-columns: repeat(2, minmax(0, 1fr));

}

.zhihuilu-block-content .proof-band {

  grid-template-columns: 1fr;

}
}

@media (max-width: 900px) {
.zhihuilu-block-content .kb-layout {

  grid-template-columns: 1fr;

}

.zhihuilu-block-content .kb-filters {

  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;

}

.zhihuilu-block-content .filter-box + .filter-box {

  margin-top: 0;

}
}

@media (max-width: 640px) {
.zhihuilu-block-content .section {

  padding: 54px 0;

}

.zhihuilu-block-content h1 {

  font-size: 2.2rem;

}

.zhihuilu-block-content .page-hero h1,
.zhihuilu-block-content .member-intro h1 {

  font-size: 2.1rem;

}

.zhihuilu-block-content .course-hero h1 {

  font-size: 2rem;

}

.zhihuilu-block-content h2 {

  font-size: 1.65rem;

}

.zhihuilu-block-content .section-heading {

  align-items: start;
  flex-direction: column;
  gap: 12px;

}

.zhihuilu-block-content .topic-grid {

  grid-template-columns: 1fr;

}

.zhihuilu-block-content .topic-link,
.zhihuilu-block-content .topic-link:nth-child(1),
.zhihuilu-block-content .topic-link:nth-child(4) {

  grid-column: span 1;

}

.zhihuilu-block-content .topic-link {

  min-height: 132px;

}

.zhihuilu-block-content .console-head {

  align-items: start;
  flex-direction: column;
  gap: 5px;

}

.zhihuilu-block-content .chips {

  padding-left: 14px;
  padding-right: 14px;

}

.zhihuilu-block-content .console-results {

  min-height: 0;

}

.zhihuilu-block-content .result-line {

  grid-template-columns: auto minmax(0, 1fr);

}

.zhihuilu-block-content .result-arrow {

  display: none;

}

.zhihuilu-block-content .service-row {

  padding: 18px;

}

.zhihuilu-block-content .cta-inner {

  align-items: start;
  flex-direction: column;
  padding: 36px 0;

}

.zhihuilu-block-content .cta-actions {

  width: 100%;

}

.zhihuilu-block-content .cta-actions .button {

  flex: 1 1 100%;

}

.zhihuilu-block-content .kb-search-panel {

  grid-template-columns: 1fr;

}

.zhihuilu-block-content .kb-filters {

  grid-template-columns: 1fr;

}

.zhihuilu-block-content .kb-result {

  grid-template-columns: 1fr;

}

.zhihuilu-block-content .kb-result-type {

  width: 76px;
  min-height: 34px;

}

.zhihuilu-block-content .kb-result .icon-arrow {

  display: none;

}

.zhihuilu-block-content .kb-results-head {

  align-items: start;
  flex-direction: column;

}

.zhihuilu-block-content .article-head,
.zhihuilu-block-content .article-body {

  padding: 20px;

}

.zhihuilu-block-content .article-head h1 {

  font-size: 1.8rem;

}

.zhihuilu-block-content .article-footer {

  align-items: start;
  flex-direction: column;

}

.zhihuilu-block-content .stage-detail-list {

  grid-template-columns: 1fr;

}

.zhihuilu-block-content .form-grid {

  grid-template-columns: 1fr;

}

.zhihuilu-block-content .form-field.full {

  grid-column: auto;

}
}

@media (max-width: 390px) {
.zhihuilu-block-content .hero-actions {

  display: grid;
  grid-template-columns: 1fr;
  width: 100%;

}

.zhihuilu-block-content .hero-actions .button {

  width: 100%;

}

.zhihuilu-block-content .knowledge-shelf-head {

  align-items: start;
  flex-direction: column;

}

.zhihuilu-block-content .service-row .button,
.zhihuilu-block-content .plan-card .button {

  width: 100%;

}
}

@media (max-width: 900px) {
.zhihuilu-block-content .quick-index {

  grid-template-columns: repeat(3, minmax(0, 1fr));

}
}

@media (max-width: 640px) {
.zhihuilu-block-content .hero {

  padding: 64px 0 48px;

}

.zhihuilu-block-content .quick-index {

  grid-template-columns: repeat(2, minmax(0, 1fr));

}

.zhihuilu-block-content .ai-console {

  padding: 8px;

}
}

@media (max-width: 420px) {
.zhihuilu-block-content .quick-slot {

  font-size: 0.88rem;
  gap: 6px;
  padding: 8px 6px;

}

.zhihuilu-block-content .search-form {

  grid-template-columns: auto minmax(0, 1fr);

}

.zhihuilu-block-content .search-submit {

  grid-column: 1 / -1;
  justify-self: end;
  min-width: 100%;
  margin-top: 2px;

}

.zhihuilu-block-content .hero-note {

  align-items: center;

}
}

.zhihuilu-block-content {

  --bg: #fbfcfe;
  --bg-deep: #eef5ff;
  --surface: #ffffff;
  --surface-soft: #f2f6fc;
  --ink: #3c5068;
  --ink-strong: #16324f;
  --muted: #5b6b80;
  --line: #dfe9f6;
  --line-strong: #c7d6eb;
  --accent: #c7000b;
  --accent-dark: #a30008;
  --accent-soft: #fdeced;
  --accent-faint: #fff5f5;
  --accent-2: #2f6fd6;
  --accent-2-dark: #2459ad;
  --accent-2-soft: #eaf3ff;
  --accent-3: #35b6e8;
  --accent-3-soft: #e4f7ff;
  --shadow-sm: 0 1px 2px rgba(22, 50, 79, 0.06);
  --shadow-md: 0 14px 34px rgba(22, 50, 79, 0.1);
  --shadow-lg: 0 26px 70px rgba(22, 50, 79, 0.14);

}

.zhihuilu-block-content .hero {

  position: relative;
  overflow: hidden;
  min-height: 0;
  padding: clamp(78px, 10vh, 128px) 0 clamp(58px, 8vh, 88px);
  background-color: #eef5ff;
  background-image:
  linear-gradient(rgba(47, 111, 214, 0.045) 1px, transparent 1px),
  linear-gradient(90deg, rgba(47, 111, 214, 0.045) 1px, transparent 1px),
  linear-gradient(180deg, #eaf3ff 0%, #fbfcfe 56%, #f8fbff 100%);
  background-size: 44px 44px, 44px 44px, auto;
  background-repeat: repeat, repeat, no-repeat;
  background-position: center, center, center;

}

.zhihuilu-block-content .hero-shell {

  position: relative;
  display: block;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  text-align: center;

}

.zhihuilu-block-content .hero-copy {

  display: flex;
  flex-direction: column;
  align-items: center;

}

.zhihuilu-block-content .hero-kicker {

  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;

}

.zhihuilu-block-content .hero-kicker::before,
.zhihuilu-block-content .hero-kicker::after {

  content: "";
  width: 34px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-3));

}

.zhihuilu-block-content .hero h1 {

  max-width: 17ch;
  margin: 0 0 18px;
  color: var(--ink-strong);
  font-size: 4rem;
  font-weight: 780;
  line-height: 1.1;
  text-wrap: balance;

}

.zhihuilu-block-content .hero-copy .lead {

  max-width: 680px;
  margin: 0 auto 38px;
  color: var(--muted);
  font-size: 1.18rem;

}

.zhihuilu-block-content .hero-index-wrap {

  position: relative;
  width: min(820px, 100%);
  margin: 0 auto;

}

.zhihuilu-block-content .ai-console {

  width: 100%;
  margin: 0;
  border: 0;
  border-radius: 20px;
  padding: 0 0 16px;
  background: rgba(47, 111, 214, 0.065);
  box-shadow: none;
  text-align: left;

}

.zhihuilu-block-content .search-form {

  display: block;
  min-height: 150px;
  margin: 0;
  padding: 14px 14px 10px;
  border: 1.2px solid rgba(20, 22, 24, 0.1);
  border-radius: 18px;
  background: #ffffff;
  box-shadow: 0 18px 52px rgba(47, 111, 214, 0.12);
  text-align: left;

}

.zhihuilu-block-content .search-input {

  display: block;
  width: 100%;
  min-height: 74px;
  max-height: 190px;
  margin: 0;
  padding: 8px 4px 4px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--ink-strong);
  font-size: 1.2rem;
  line-height: 1.55;
  outline: 0;
  resize: none;

}

.zhihuilu-block-content .search-input::placeholder {

  color: rgba(91, 107, 128, 0.72);

}

.zhihuilu-block-content .search-actions {

  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 14px;
  margin-top: 12px;

}

.zhihuilu-block-content .search-submit {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  min-width: 52px;
  min-height: 52px;
  margin: 0;
  border: 1px solid var(--accent);
  border-radius: 14px;
  padding: 0;
  background: var(--accent);
  color: #fff;
  box-shadow: 0 10px 24px rgba(199, 0, 11, 0.16);

}

.zhihuilu-block-content .search-submit:hover {

  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-1px);

}

.zhihuilu-block-content .search-submit svg {

  width: 22px;
  height: 22px;

}

.zhihuilu-block-content .quick-index {

  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  width: min(820px, 100%);
  margin: 22px auto 0;
  padding: 0;

}

.zhihuilu-block-content .quick-slot {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  min-height: 46px;
  margin: 0;
  border: 1px solid rgba(47, 111, 214, 0.18);
  border-radius: 999px;
  padding: 8px 18px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink-strong);
  font-size: 0.96rem;
  font-weight: 700;
  white-space: nowrap;
  box-shadow: 0 8px 22px rgba(22, 50, 79, 0.05);

}

.zhihuilu-block-content .quick-slot svg {

  color: var(--accent-2);

}

.zhihuilu-block-content .quick-slot:hover {

  background: #fff;
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
  transform: translateY(-1px);

}

.zhihuilu-block-content .quick-slot:hover svg {

  color: var(--accent);

}

.zhihuilu-block-content .hero-actions {

  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin: 28px 0 0;

}

.zhihuilu-block-content .hero-actions .button {

  min-height: 50px;
  padding: 11px 22px;
  border-radius: 10px;
  font-size: 1rem;

}

.zhihuilu-block-content .hero-actions .button:first-child {

  border-color: var(--accent);
  background: var(--accent);
  box-shadow: 0 12px 30px rgba(199, 0, 11, 0.18);

}

.zhihuilu-block-content .hero-actions .button:first-child:hover {

  background: var(--accent-dark);
  border-color: var(--accent-dark);

}

.zhihuilu-block-content .hero-actions .button.secondary {

  border-color: rgba(47, 111, 214, 0.38);
  background: #fff;
  color: var(--accent-2);

}

.zhihuilu-block-content .hero-actions .button.secondary:hover {

  border-color: var(--accent-2-dark);
  background: var(--accent-2-soft);
  color: var(--accent-2-dark);

}

.zhihuilu-block-content .hero-note {

  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
  max-width: min(720px, 100%);
  margin: 18px auto 0;
  padding: 8px 14px;
  border: 1px solid rgba(47, 111, 214, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  font-size: 0.84rem;

}

.zhihuilu-block-content .hero-note svg {

  color: var(--accent);

}

.zhihuilu-block-content .hero-note [data-index-count] {

  color: var(--accent-2-dark);
  font-weight: 800;

}

@media (max-width: 1180px) {
.zhihuilu-block-content .hero h1 {

  font-size: 3.5rem;

}

.zhihuilu-block-content .hero-shell {

  width: min(940px, calc(100% - 36px));

}
}

@media (max-width: 900px) {
.zhihuilu-block-content .hero {

  padding: 78px 0 64px;

}

.zhihuilu-block-content .hero h1 {

  font-size: 3.1rem;

}
}

@media (max-width: 640px) {
.zhihuilu-block-content .hero {

  padding: 64px 0 50px;

}

.zhihuilu-block-content .hero h1 {

  max-width: 12ch;
  margin-bottom: 14px;
  font-size: 2.35rem;

}

.zhihuilu-block-content .hero-kicker {

  font-size: 0.68rem;
  letter-spacing: 0.06em;

}

.zhihuilu-block-content .hero-copy .lead {

  margin-bottom: 30px;
  font-size: 1.02rem;

}

.zhihuilu-block-content .hero-index-wrap,
.zhihuilu-block-content .quick-index {

  width: 100%;

}

.zhihuilu-block-content .ai-console {

  padding: 0 0 14px;
  border-radius: 18px;

}

.zhihuilu-block-content .search-form {

  min-height: 136px;
  padding: 10px 10px 8px;
  border-radius: 16px;

}

.zhihuilu-block-content .search-input {

  min-height: 68px;
  font-size: 1.04rem;

}

.zhihuilu-block-content .search-actions {

  margin-top: 10px;

}

.zhihuilu-block-content .search-submit {

  width: 48px;
  height: 48px;
  min-width: 48px;
  min-height: 48px;
  border-radius: 12px;

}

.zhihuilu-block-content .quick-index {

  gap: 8px;
  margin-top: 20px;

}

.zhihuilu-block-content .quick-slot {

  padding: 8px 13px;
  font-size: 0.9rem;

}
}

@media (max-width: 420px) {
.zhihuilu-block-content .quick-slot {

  gap: 6px;
  padding: 8px 11px;
  font-size: 0.84rem;

}

.zhihuilu-block-content .hero-actions {

  display: grid;
  grid-template-columns: 1fr;
  width: 100%;

}

.zhihuilu-block-content .hero-actions .button {

  width: 100%;

}
}

.zhihuilu-block-content #hero-results {

  position: static;
  left: auto;
  top: auto;
  z-index: 0;
  display: block;
  width: auto;
  min-height: 0;
  margin: 10px 10px 0;
  padding: 6px;
  border: 1px solid rgba(47, 111, 214, 0.16);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 14px 34px rgba(22, 50, 79, 0.1);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: none;
  text-align: left;

}

.zhihuilu-block-content #hero-results.is-open {

  transform: none;
  transition: none;

}

.zhihuilu-block-content #hero-results:empty {

  display: none;
  margin: 0;
  padding: 0;
  border: 0;
  box-shadow: none;

}

.zhihuilu-block-content #hero-results .console-section-label,
.zhihuilu-block-content #hero-results .text-nav-head {

  padding: 4px 10px 6px;
  color: var(--accent-2-dark);
  font-size: 0.76rem;
  font-weight: 800;

}

.zhihuilu-block-content #hero-results .text-nav-head {

  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;

}

.zhihuilu-block-content #hero-results .text-nav-head small {

  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 600;

}

.zhihuilu-block-content #hero-results .hero-nav-drop {

  position: relative;
  border-radius: 10px;

}

.zhihuilu-block-content #hero-results .hero-nav-row {

  display: grid;
  grid-template-columns: 22px minmax(0, 1fr) auto 18px;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 46px;
  margin: 0;
  border: 0;
  border-radius: 10px;
  padding: 6px 10px;
  background: transparent;
  color: var(--ink-strong);
  text-align: left;
  cursor: pointer;

}

.zhihuilu-block-content #hero-results .hero-nav-row:hover,
.zhihuilu-block-content #hero-results .hero-nav-row:focus-visible,
.zhihuilu-block-content #hero-results .hero-nav-drop.is-open > .hero-nav-row {

  background: var(--accent-2-soft);
  text-decoration: none;
  outline: none;

}

.zhihuilu-block-content #hero-results .hero-nav-drop.is-open > .hero-nav-row {

  background: #eef7ff;

}

.zhihuilu-block-content #hero-results .nav-line-icon {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  color: var(--accent-2);

}

.zhihuilu-block-content #hero-results .nav-line-icon .icon {

  width: 17px;
  height: 17px;

}

.zhihuilu-block-content #hero-results .hero-nav-main {

  min-width: 0;

}

.zhihuilu-block-content #hero-results .hero-nav-main strong,
.zhihuilu-block-content #hero-results .hero-nav-main small {

  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;

}

.zhihuilu-block-content #hero-results .hero-nav-main strong {

  color: var(--ink-strong);
  font-size: 0.96rem;
  line-height: 1.3;

}

.zhihuilu-block-content #hero-results .hero-nav-main small {

  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.35;

}

.zhihuilu-block-content #hero-results .nav-line-count {

  border-radius: 999px;
  padding: 2px 8px;
  background: #fff;
  border: 1px solid rgba(47, 111, 214, 0.14);
  color: var(--accent-2-dark);
  font-size: 0.7rem;
  font-weight: 800;
  white-space: nowrap;

}

.zhihuilu-block-content #hero-results .nav-hint {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  color: var(--accent-2);

}

.zhihuilu-block-content #hero-results .nav-hint .nav-chevron {

  width: 16px;
  height: 16px;
  transition: transform 160ms ease;

}

.zhihuilu-block-content #hero-results .hero-nav-drop.is-open > .hero-nav-row .nav-chevron {

  transform: rotate(180deg);

}

.zhihuilu-block-content #hero-results .hero-nav-sub {

  display: none;
  margin: 2px 4px 6px;
  border: 1px solid rgba(47, 111, 214, 0.12);
  border-radius: 12px;
  padding: 8px;
  background: #fff;
  box-shadow: 0 10px 26px rgba(22, 50, 79, 0.06);

}

.zhihuilu-block-content #hero-results .hero-nav-drop.is-open > .hero-nav-sub,
.zhihuilu-block-content #hero-results .hero-nav-drop:hover > .hero-nav-sub,
.zhihuilu-block-content #hero-results .hero-nav-drop:focus-within > .hero-nav-sub {

  display: block;

}

.zhihuilu-block-content #hero-results .hero-nav-sub-head {

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 2px 4px 7px;
  color: var(--ink-strong);
  font-size: 0.82rem;

}

.zhihuilu-block-content #hero-results .hero-nav-sub-head a {

  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 28px;
  border-radius: 8px;
  padding: 2px 7px;
  background: var(--accent-2-soft);
  color: var(--accent-2-dark);
  font-size: 0.76rem;
  font-weight: 800;
  white-space: nowrap;

}

.zhihuilu-block-content #hero-results .hero-nav-sub-head a:hover {

  background: #dcecff;
  text-decoration: none;

}

.zhihuilu-block-content #hero-results .hero-nav-sub-head .icon {

  width: 13px;
  height: 13px;

}

.zhihuilu-block-content #hero-results .hero-nav-article {

  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  min-height: 40px;
  margin: 0 0 2px;
  border-radius: 9px;
  padding: 5px 8px;
  color: var(--ink-strong);

}

.zhihuilu-block-content #hero-results .hero-nav-article:hover {

  background: var(--accent-2-soft);
  text-decoration: none;

}

.zhihuilu-block-content #hero-results .hero-nav-article span {

  width: 52px;
  border-radius: 999px;
  padding: 2px 0;
  background: var(--accent-2-soft);
  color: var(--accent-2-dark);
  font-size: 0.68rem;
  font-weight: 800;
  text-align: center;
  white-space: nowrap;

}

.zhihuilu-block-content #hero-results .hero-nav-article strong {

  display: block;
  overflow: hidden;
  font-size: 0.84rem;
  font-weight: 700;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;

}

.zhihuilu-block-content #hero-results .hero-nav-more {

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 36px;
  margin: 2px 0 0;
  border-top: 1px solid rgba(47, 111, 214, 0.1);
  border-radius: 0 0 12px 12px;
  padding: 5px 10px 3px;
  color: var(--accent-2-dark);
  font-size: 0.82rem;
  font-weight: 800;

}

.zhihuilu-block-content #hero-results .hero-nav-more:hover {

  background: var(--accent-2-soft);
  text-decoration: none;

}

.zhihuilu-block-content #hero-results .hero-nav-more .icon {

  width: 15px;
  height: 15px;

}

@media (max-width: 640px) {
.zhihuilu-block-content #hero-results {

  margin: 8px 6px 0;
  padding: 4px;
  border-radius: 12px;

}

.zhihuilu-block-content #hero-results .hero-nav-row {

  grid-template-columns: 20px minmax(0, 1fr) auto 16px;
  gap: 7px;
  min-height: 42px;
  padding: 5px 8px;

}

.zhihuilu-block-content #hero-results .nav-line-icon {

  width: 20px;
  height: 20px;

}

.zhihuilu-block-content #hero-results .hero-nav-main strong {

  font-size: 0.9rem;

}

.zhihuilu-block-content #hero-results .hero-nav-main small {

  font-size: 0.72rem;

}

.zhihuilu-block-content #hero-results .hero-nav-sub {

  margin: 2px 0 5px;
  padding: 6px;

}

.zhihuilu-block-content #hero-results .hero-nav-article strong {

  font-size: 0.8rem;
  white-space: normal;

}

.zhihuilu-block-content #hero-results .text-nav-head small {

  max-width: 13ch;
  text-align: right;

}
}

.zhihuilu-block-content .hero {

  overflow: visible;

}

.zhihuilu-block-content #hero-quick-nav {

  position: relative;
  display: block;
  width: min(820px, 100%);
  margin: 22px auto 0;
  padding: 0;
  text-align: center;

}

.zhihuilu-block-content #hero-quick-nav .quick-nav-triggers {

  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;

}

.zhihuilu-block-content #hero-quick-nav .hero-nav-trigger {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 0;
  min-height: 46px;
  border: 1px solid rgba(47, 111, 214, 0.18);
  border-radius: 999px;
  padding: 8px 18px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink-strong);
  font-size: 0.96rem;
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
  box-shadow: 0 8px 22px rgba(22, 50, 79, 0.05);

}

.zhihuilu-block-content #hero-quick-nav .hero-nav-trigger:hover,
.zhihuilu-block-content #hero-quick-nav .hero-nav-trigger.is-open {

  background: #fff;
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
  transform: translateY(-1px);

}

.zhihuilu-block-content #hero-quick-nav .quick-nav-icon {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  color: var(--accent-2);

}

.zhihuilu-block-content #hero-quick-nav .quick-nav-icon .icon {

  width: 16px;
  height: 16px;

}

.zhihuilu-block-content #hero-quick-nav .nav-hint {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 15px;
  height: 15px;
  margin-left: 2px;
  color: var(--accent-2);

}

.zhihuilu-block-content #hero-quick-nav .nav-chevron {

  width: 13px;
  height: 13px;
  transition: transform 160ms ease;

}

.zhihuilu-block-content #hero-quick-nav .hero-nav-trigger:hover .nav-chevron,
.zhihuilu-block-content #hero-quick-nav .hero-nav-trigger.is-open .nav-chevron {

  transform: rotate(180deg);

}

.zhihuilu-block-content #hero-quick-nav .quick-nav-panel {

  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  z-index: 90;
  display: none;
  width: min(620px, calc(100vw - 24px));
  padding: 10px;
  border: 1px solid rgba(47, 111, 214, 0.14);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.995);
  box-shadow: 0 24px 60px rgba(22, 50, 79, 0.16);
  text-align: left;
  transform: translateX(-50%);

}

.zhihuilu-block-content #hero-quick-nav .quick-nav-panel.is-open {

  display: block;

}

.zhihuilu-block-content #hero-quick-nav .quick-panel-head {

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 2px 4px 8px;
  color: var(--ink-strong);
  font-size: 0.84rem;

}

.zhihuilu-block-content #hero-quick-nav .quick-panel-head a {

  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 28px;
  border-radius: 8px;
  padding: 2px 8px;
  background: var(--accent-2-soft);
  color: var(--accent-2-dark);
  font-size: 0.76rem;
  font-weight: 800;
  white-space: nowrap;

}

.zhihuilu-block-content #hero-quick-nav .quick-panel-head a:hover {

  background: #dcecff;
  text-decoration: none;

}

.zhihuilu-block-content #hero-quick-nav .quick-panel-head .icon,
.zhihuilu-block-content #hero-quick-nav .quick-nav-more .icon {

  width: 13px;
  height: 13px;

}

.zhihuilu-block-content #hero-quick-nav .quick-nav-article {

  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  min-height: 42px;
  margin: 0 0 2px;
  border-radius: 9px;
  padding: 6px 9px;
  color: var(--ink-strong);

}

.zhihuilu-block-content #hero-quick-nav .quick-nav-article:hover {

  background: var(--accent-2-soft);
  text-decoration: none;

}

.zhihuilu-block-content #hero-quick-nav .quick-nav-article span {

  width: 52px;
  border-radius: 999px;
  padding: 2px 0;
  background: var(--accent-2-soft);
  color: var(--accent-2-dark);
  font-size: 0.68rem;
  font-weight: 800;
  text-align: center;
  white-space: nowrap;

}

.zhihuilu-block-content #hero-quick-nav .quick-nav-article strong {

  display: block;
  overflow: hidden;
  font-size: 0.86rem;
  font-weight: 700;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;

}

.zhihuilu-block-content #hero-quick-nav .quick-nav-more {

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 36px;
  margin: 4px 0 0;
  border-top: 1px solid rgba(47, 111, 214, 0.1);
  padding: 7px 10px 2px;
  color: var(--accent-2-dark);
  font-size: 0.82rem;
  font-weight: 800;

}

.zhihuilu-block-content #hero-quick-nav .quick-nav-more:hover {

  color: var(--accent);
  text-decoration: none;

}

@media (max-width: 640px) {
.zhihuilu-block-content #hero-quick-nav {

  margin-top: 14px;

}

.zhihuilu-block-content #hero-quick-nav .quick-nav-triggers {

  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;

}

.zhihuilu-block-content #hero-quick-nav .hero-nav-trigger {

  min-height: 42px;
  padding: 7px 10px;
  font-size: 0.88rem;

}

.zhihuilu-block-content #hero-quick-nav .hero-nav-trigger:last-child {

  grid-column: 1 / -1;
  justify-self: center;
  width: 100%;

}

.zhihuilu-block-content #hero-quick-nav .quick-nav-panel {

  top: calc(100% + 8px);
  width: calc(100vw - 24px);
  max-width: 620px;
  padding: 8px;

}

.zhihuilu-block-content #hero-quick-nav .quick-nav-article strong {

  white-space: normal;

}
}

/* Dual learning/service + foreign-trade membership page */
.zhihuilu-block-content .dual-member-hero .member-intro {

  padding: 10px 0;

}
.zhihuilu-block-content .dual-member-hero h1 {

  max-width: 13ch;
  font-size: clamp(2.5rem, 4vw, 3.4rem);

}
.zhihuilu-block-content .track-kicker {

  display: inline-flex;
  align-items: center;
  min-height: 28px;
  margin-bottom: 12px;
  border-radius: 999px;
  padding: 4px 11px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 0.74rem;
  font-weight: 850;
  letter-spacing: 0.06em;

}
.zhihuilu-block-content .track-kicker.is-platform {

  background: var(--accent-2-soft);
  color: var(--accent-2-dark);

}
.zhihuilu-block-content .dual-member-hero .lead {

  max-width: 66ch;

}
.zhihuilu-block-content .dual-overview-grid {

  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;

}
.zhihuilu-block-content .dual-overview-card {

  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 330px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
  background: var(--surface);
  box-shadow: 0 18px 46px rgba(47, 111, 214, 0.08);

}
.zhihuilu-block-content .dual-overview-card::after {

  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 4px;

}
.zhihuilu-block-content .dual-overview-card.is-service::after {

  background: linear-gradient(90deg, var(--accent), var(--accent-3));

}
.zhihuilu-block-content .dual-overview-card.is-platform::after {

  background: linear-gradient(90deg, var(--accent-2), var(--accent-3));

}
.zhihuilu-block-content .dual-overview-card h3 {

  margin-bottom: 12px;
  font-size: 1.55rem;

}
.zhihuilu-block-content .dual-overview-card p {

  margin-bottom: 22px;
  color: var(--muted);

}
.zhihuilu-block-content .overview-points {

  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: auto 0 24px;

}
.zhihuilu-block-content .overview-points span {

  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 11px;
  background: var(--surface-soft);
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 700;

}
.zhihuilu-block-content .dual-overview-card .button {

  align-self: flex-start;
  min-width: 0;
  max-width: 100%;
  white-space: normal;

}
.zhihuilu-block-content .dual-overview-card.is-platform .button {

  border-color: var(--accent-2);
  background: var(--accent-2);

}
.zhihuilu-block-content .dual-overview-card.is-platform .button:hover {

  background: var(--accent-2-dark);
  border-color: var(--accent-2-dark);

}
.zhihuilu-block-content .dual-member-section {

  padding: 84px 0;

}
.zhihuilu-block-content .service-section {

  background: linear-gradient(180deg, #ffffff, #f8fbff 78%, #fbfcfe);

}
.zhihuilu-block-content .platform-section {

  background: linear-gradient(180deg, #f6faff, #ffffff);

}
.zhihuilu-block-content .dual-track-heading {

  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  align-items: end;
  gap: 24px;
  margin-bottom: 30px;

}
.zhihuilu-block-content .dual-track-heading h2 {

  margin: 0;

}
.zhihuilu-block-content .dual-track-heading p {

  margin: 0;
  color: var(--muted);

}
.zhihuilu-block-content .member-plan-grid {

  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;

}
.zhihuilu-block-content .member-plan-grid.platform-grid {

  grid-template-columns: repeat(4, minmax(0, 1fr));

}
.zhihuilu-block-content .member-plan-card {

  display: flex;
  flex-direction: column;
  min-width: 0;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-sm);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;

}
.zhihuilu-block-content .member-plan-card:hover {

  transform: translateY(-4px);
  box-shadow: var(--shadow-md);

}
.zhihuilu-block-content .member-plan-card.is-service.is-featured {

  border-color: var(--accent);
  background: linear-gradient(180deg, #fff, var(--accent-faint));
  box-shadow: 0 16px 34px rgba(199, 0, 11, 0.1);

}
.zhihuilu-block-content .member-plan-card.is-platform.is-featured {

  border-color: var(--accent-2);
  background: linear-gradient(180deg, #ffffff, var(--accent-2-soft));
  box-shadow: 0 16px 34px rgba(47, 111, 214, 0.12);

}
.zhihuilu-block-content .member-plan-card-top {

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;

}
.zhihuilu-block-content .member-plan-card-top .plan-tag {

  margin: 0;

}
.zhihuilu-block-content .is-platform .plan-tag {

  background: var(--accent-2-soft);
  color: var(--accent-2-dark);

}
.zhihuilu-block-content .recommend-mark {

  border-radius: 999px;
  padding: 3px 9px;
  background: var(--ink-strong);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 850;
  white-space: nowrap;

}
.zhihuilu-block-content .member-plan-card.is-platform .recommend-mark {

  background: var(--accent-2-dark);

}
.zhihuilu-block-content .member-plan-card h3 {

  margin: 0 0 8px;
  font-size: 1.28rem;

}
.zhihuilu-block-content .member-plan-card > p {

  min-height: 60px;
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 0.92rem;

}
.zhihuilu-block-content .member-plan-card .plan-includes {

  display: grid;
  gap: 8px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;

}
.zhihuilu-block-content .member-plan-card .plan-includes li {

  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 7px;
  color: var(--ink);
  font-size: 0.9rem;

}
.zhihuilu-block-content .member-plan-card .plan-includes svg {

  width: 16px;
  height: 16px;
  margin-top: 4px;
  color: var(--accent-2);

}
.zhihuilu-block-content .member-plan-card.is-service .plan-includes svg {

  color: var(--accent);

}
.zhihuilu-block-content .plan-metrics {

  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  margin-bottom: 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px;
  background: var(--surface-soft);

}
.zhihuilu-block-content .plan-metric {

  min-width: 0;
  text-align: center;

}
.zhihuilu-block-content .plan-metric strong,
.zhihuilu-block-content .plan-metric span {

  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;

}
.zhihuilu-block-content .plan-metric strong {

  color: var(--accent-2-dark);
  font-size: 1rem;

}
.zhihuilu-block-content .plan-metric span {

  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;

}
.zhihuilu-block-content .member-plan-card .member-plan-cta {

  width: 100%;
  margin-top: auto;
  white-space: normal;
  line-height: 1.3;

}
.zhihuilu-block-content .member-plan-card.is-platform .member-plan-cta {

  border-color: var(--accent-2);
  background: var(--accent-2);

}
.zhihuilu-block-content .member-plan-card.is-platform .member-plan-cta:hover {

  background: var(--accent-2-dark);
  border-color: var(--accent-2-dark);

}
.zhihuilu-block-content .platform-capabilities {

  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 30px;
  padding: 14px;
  border: 1px solid rgba(47, 111, 214, 0.18);
  border-radius: 16px;
  background: rgba(47, 111, 214, 0.045);

}
.zhihuilu-block-content .platform-capabilities article {

  min-width: 0;
  padding: 15px;
  border-left: 3px solid var(--accent-2);
  border-radius: 0 10px 10px 0;
  background: #fff;

}
.zhihuilu-block-content .platform-capabilities span,
.zhihuilu-block-content .step-mark {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  margin-bottom: 12px;
  border-radius: 9px;
  padding: 0 7px;
  background: var(--accent-2-soft);
  color: var(--accent-2-dark);
  font-size: 0.8rem;
  font-weight: 850;

}
.zhihuilu-block-content .platform-capabilities h3 {

  margin-bottom: 7px;
  font-size: 1.05rem;

}
.zhihuilu-block-content .platform-capabilities p {

  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;

}
.zhihuilu-block-content .dual-flow-band .proof-item {

  min-height: 210px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.78);

}
.zhihuilu-block-content .dual-flow-band .step-mark {

  background: var(--accent-soft);
  color: var(--accent-dark);

}
.zhihuilu-block-content .dual-flow-band .proof-item h3 {

  margin-bottom: 10px;

}
.zhihuilu-block-content .dual-flow-band .proof-item p {

  margin: 0;
  color: var(--muted);

}
.zhihuilu-block-content .auth-panel [data-reg-section] {

  display: none;
  margin: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface-soft);

}
.zhihuilu-block-content .auth-panel [data-reg-section].is-visible {

  display: block;

}
.zhihuilu-block-content .reg-section-head {

  display: grid;
  gap: 3px;
  margin-bottom: 13px;

}
.zhihuilu-block-content .reg-section-head strong {

  color: var(--ink-strong);
  font-size: 0.98rem;

}
.zhihuilu-block-content .reg-section-head span {

  color: var(--muted);
  font-size: 0.82rem;

}
.zhihuilu-block-content .reg-section-grid {

  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;

}
.zhihuilu-block-content .reg-section-grid .form-field.full {

  grid-column: 1 / -1;

}
.zhihuilu-block-content .member-auth-shell {

  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;

}
.zhihuilu-block-content .member-auth-shell > .member-notice {

  grid-column: 1 / -1;

}
.zhihuilu-block-content .member-entitlement-card {

  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  background: #fff;
  box-shadow: var(--shadow-sm);

}
.zhihuilu-block-content .member-entitlement-card.is-service {

  border-top: 3px solid var(--accent);

}
.zhihuilu-block-content .member-entitlement-card.is-platform {

  border-top: 3px solid var(--accent-2);
  background: linear-gradient(180deg, #ffffff, #f7fbff);

}
.zhihuilu-block-content .entitlement-head {

  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;

}
.zhihuilu-block-content .entitlement-track {

  display: block;
  margin-bottom: 5px;
  color: var(--accent-dark);
  font-size: 0.66rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  white-space: nowrap;

}
.zhihuilu-block-content .member-entitlement-card.is-platform .entitlement-track {

  color: var(--accent-2-dark);

}
.zhihuilu-block-content .entitlement-head h3 {

  margin: 0 0 5px;
  font-size: 1.18rem;
  line-height: 1.3;

}
.zhihuilu-block-content .entitlement-head p {

  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.5;

}
.zhihuilu-block-content .entitlement-status {

  flex: none;

}
.zhihuilu-block-content .member-level-badge,
.zhihuilu-block-content .platform-status {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 4px 10px;
  background: var(--accent-soft);
  color: var(--ink-strong);
  font-size: 0.78rem;
  font-weight: 850;
  white-space: nowrap;

}
.zhihuilu-block-content .platform-status {

  background: var(--accent-2-soft);
  color: var(--accent-2-dark);

}
.zhihuilu-block-content .platform-status.is-active,
.zhihuilu-block-content .platform-status.is-trial {

  border-color: #bfe4ce;
  background: #eaf7ef;
  color: #176b3a;

}
.zhihuilu-block-content .platform-status.is-none {

  border-color: var(--line);
  background: var(--surface-soft);
  color: var(--muted);

}
.zhihuilu-block-content .platform-status.is-paused,
.zhihuilu-block-content .platform-status.is-pending {

  border-color: #f4dcae;
  background: #fff7e3;
  color: #8a5a00;

}
.zhihuilu-block-content .platform-status.is-expired {

  border-color: #f5d1cb;
  background: #fff0ee;
  color: #a3331d;

}
.zhihuilu-block-content .entitlement-list {

  display: grid;
  gap: 0;
  margin: 18px 0;
  border-block: 1px solid var(--line);

}
.zhihuilu-block-content .entitlement-list > div {

  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);

}
.zhihuilu-block-content .entitlement-list > div:last-child {

  border-bottom: 0;

}
.zhihuilu-block-content .entitlement-list dt {

  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 750;
  white-space: nowrap;

}
.zhihuilu-block-content .entitlement-list dd {

  margin: 0;
  color: var(--ink-strong);
  font-size: 0.84rem;
  line-height: 1.45;

}
.zhihuilu-block-content .entitlement-actions {

  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 8px;

}
.zhihuilu-block-content .entitlement-actions .button,
.zhihuilu-block-content .entitlement-actions .text-button {

  width: 100%;
  min-height: 40px;
  padding: 7px 12px;
  font-size: 0.9rem;
  white-space: normal;
  text-align: center;

}
.zhihuilu-block-content .member-entitlement-card.is-platform .entitlement-actions .button.secondary {

  border-color: var(--accent-2);
  background: var(--accent-2);
  color: #fff;

}
.zhihuilu-block-content .member-entitlement-card.is-platform .entitlement-actions .button.secondary:hover {

  background: var(--accent-2-dark);
  border-color: var(--accent-2-dark);

}
@media (max-width: 1180px) {

  .zhihuilu-block-content .member-plan-grid.platform-grid {

    grid-template-columns: repeat(2, minmax(0, 1fr));

  }

  .zhihuilu-block-content .platform-capabilities {

    grid-template-columns: repeat(2, minmax(0, 1fr));

  }

  .zhihuilu-block-content .member-auth-shell {

    grid-template-columns: 1fr;

  }

  .zhihuilu-block-content .member-auth-shell > .member-notice {

    grid-column: auto;

  }

}
@media (max-width: 900px) {

  .zhihuilu-block-content .dual-overview-grid {

    grid-template-columns: 1fr;

  }

  .zhihuilu-block-content .member-plan-grid,
  .zhihuilu-block-content .member-plan-grid.platform-grid {

    grid-template-columns: repeat(2, minmax(0, 1fr));

  }

  .zhihuilu-block-content .dual-track-heading {

    grid-template-columns: 1fr;
    align-items: start;

  }
}
@media (max-width: 640px) {

  .zhihuilu-block-content .dual-member-section {

    padding: 60px 0;

  }

  .zhihuilu-block-content .member-plan-grid,
  .zhihuilu-block-content .member-plan-grid.platform-grid,
  .zhihuilu-block-content .platform-capabilities,
  .zhihuilu-block-content .reg-section-grid {

    grid-template-columns: 1fr;

  }

  .zhihuilu-block-content .member-auth-shell {

    grid-template-columns: 1fr;

  }

  .zhihuilu-block-content .dual-overview-card {

    min-height: 0;
    padding: 22px;

  }

  .zhihuilu-block-content .dual-overview-card .button {

    width: 100%;

  }

  .zhihuilu-block-content .entitlement-head {

    flex-direction: column;

  }

  .zhihuilu-block-content .entitlement-list > div {

    grid-template-columns: 84px minmax(0, 1fr);

  }
}

/* Keep the white banner index card clean when the search box is focused. */
.zhihuilu-block-content .search-form:focus-within {


  border-color: rgba(20, 22, 24, 0.16);
  box-shadow: 0 18px 52px rgba(47, 111, 214, 0.12);

}

.zhihuilu-block-content .search-input:focus,
.zhihuilu-block-content .search-input:focus-visible {

  outline: 0;
  box-shadow: none;

}

/* Search Q&A page */
.zhihuilu-block-content .zhihuilu-ask-page {

  --ask-ink: #16324f;
  --ask-muted: #5b6b80;
  --ask-line: #dce6f3;
  --ask-soft: #eaf3ff;
  background: #f6f9fe;
  color: var(--ask-ink);

}

.zhihuilu-block-content .zhihuilu-ask-shell {

  width: min(980px, calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(46px, 7vw, 82px) 0 clamp(58px, 8vw, 92px);
  text-align: center;

}

.zhihuilu-block-content .zhihuilu-ask-head {

  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 30px;

}

.zhihuilu-block-content .zhihuilu-ask-eyebrow {

  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  border: 1px solid rgba(47, 111, 214, 0.18);
  border-radius: 999px;
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--accent-2);
  font-size: 0.82rem;
  font-weight: 800;

}

.zhihuilu-block-content .zhihuilu-ask-eyebrow svg,
.zhihuilu-block-content .zhihuilu-ask-spark svg {

  width: 16px;
  height: 16px;

}

.zhihuilu-block-content .zhihuilu-ask-head h1 {

  margin: 16px 0 8px;
  color: var(--ask-ink);
  font-size: clamp(2.25rem, 5vw, 3.6rem);
  font-weight: 760;
  text-wrap: balance;

}

.zhihuilu-block-content .zhihuilu-ask-head p {

  max-width: 66ch;
  margin: 0;
  color: var(--ask-muted);
  font-size: 1.06rem;

}

.zhihuilu-block-content .zhihuilu-ask-form {

  width: min(920px, 100%);
  margin: 0 auto;

}

.zhihuilu-block-content .zhihuilu-ask-box {

  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: end;
  gap: 8px;
  border: 1px solid rgba(47, 111, 214, 0.3);
  border-radius: 24px;
  padding: 10px;
  background: #ffffff;
  box-shadow: 0 18px 48px rgba(47, 111, 214, 0.12);
  text-align: left;
  transition: border-color 160ms ease, box-shadow 160ms ease;

}

.zhihuilu-block-content .zhihuilu-ask-box:focus-within {

  border-color: var(--accent-2);
  box-shadow: 0 0 0 3px rgba(47, 111, 214, 0.12), 0 18px 48px rgba(47, 111, 214, 0.13);

}

.zhihuilu-block-content .zhihuilu-ask-spark {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin: 3px 0 2px;
  border-radius: 14px;
  background: var(--ask-soft);
  color: var(--accent-2);

}

.zhihuilu-block-content .zhihuilu-ask-input {

  display: block;
  width: 100%;
  min-height: 82px;
  max-height: 230px;
  margin: 0;
  border: 0;
  border-radius: 12px;
  padding: 7px 4px 4px;
  background: transparent;
  color: var(--ask-ink);
  font-size: 1.2rem;
  line-height: 1.5;
  outline: 0;
  resize: none;

}

.zhihuilu-block-content .zhihuilu-ask-input::placeholder {

  color: rgba(91, 107, 128, 0.72);

}

.zhihuilu-block-content .zhihuilu-ask-input:focus,
.zhihuilu-block-content .zhihuilu-ask-input:focus-visible {

  outline: 0;
  box-shadow: none;

}

.zhihuilu-block-content .zhihuilu-ask-send {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  min-width: 52px;
  min-height: 52px;
  border-radius: 17px;
  background: var(--accent);
  color: #ffffff;
  box-shadow: 0 10px 22px rgba(199, 0, 11, 0.16);
  transition: background 160ms ease, transform 160ms ease;

}

.zhihuilu-block-content .zhihuilu-ask-send:hover {

  background: var(--accent-dark);
  transform: translateY(-1px);

}

.zhihuilu-block-content .zhihuilu-ask-send svg {

  width: 22px;
  height: 22px;

}

.zhihuilu-block-content .zhihuilu-ask-suggestions {

  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 16px;

}

.zhihuilu-block-content .ask-suggestion {

  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 42px;
  border: 1px solid rgba(47, 111, 214, 0.2);
  border-radius: 999px;
  padding: 8px 15px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--ask-ink);
  font-size: 0.94rem;
  font-weight: 750;
  white-space: nowrap;

}

.zhihuilu-block-content .ask-suggestion svg {

  width: 17px;
  height: 17px;
  color: var(--accent-2);

}

.zhihuilu-block-content .ask-suggestion:hover {

  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);

}

.zhihuilu-block-content .zhihuilu-ask-stage {

  min-height: 0;
  margin-top: 26px;
  text-align: left;

}

.zhihuilu-block-content .zhihuilu-ask-stage .is-hidden {

  display: none;

}

.zhihuilu-block-content .zhihuilu-ask-conversation {

  width: min(920px, 100%);
  margin: 0 auto;

}

.zhihuilu-block-content .zhihuilu-ask-turn {

  display: flex;
  flex-direction: column;
  gap: 18px;

}

.zhihuilu-block-content .zhihuilu-ask-turn .ask-question {

  align-self: flex-end;
  max-width: min(720px, 90%);
  border-radius: 18px 18px 4px 18px;
  padding: 12px 17px;
  background: var(--accent-2);
  color: #ffffff;
  text-align: left;

}

.zhihuilu-block-content .zhihuilu-ask-turn .ask-question span {

  display: block;
  margin-bottom: 2px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.78rem;
  font-weight: 750;

}

.zhihuilu-block-content .zhihuilu-ask-turn .ask-question p {

  margin: 0;
  color: #ffffff;

}

.zhihuilu-block-content .zhihuilu-ask-turn .ask-answer {

  border: 1px solid var(--ask-line);
  border-radius: 20px;
  padding: 20px;
  background: #ffffff;
  box-shadow: 0 16px 38px rgba(22, 50, 79, 0.08);

}

.zhihuilu-block-content .zhihuilu-ask-turn .ask-answer-head {

  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 12px;

}

.zhihuilu-block-content .ask-avatar {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: var(--ask-soft);
  color: var(--accent-2);

}

.zhihuilu-block-content .ask-avatar svg {

  width: 20px;
  height: 20px;

}

.zhihuilu-block-content .zhihuilu-ask-turn .ask-answer-head strong {

  display: block;
  color: var(--ask-ink);
  font-size: 1rem;

}

.zhihuilu-block-content .zhihuilu-ask-turn .ask-answer-head div > span {

  display: block;
  color: var(--ask-muted);
  font-size: 0.88rem;

}

.zhihuilu-block-content .zhihuilu-ask-turn .ask-source-list {

  display: flex;
  flex-direction: column;

}

.zhihuilu-block-content .ask-source {

  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto;
  gap: 13px;
  align-items: start;
  border-top: 1px solid var(--ask-line);
  border-radius: 12px;
  padding: 15px 10px;
  color: inherit;
  text-decoration: none;
  transition: background 160ms ease, transform 160ms ease;

}

.zhihuilu-block-content .ask-source-list .ask-source:first-child {

  border-top: 0;

}

.zhihuilu-block-content .ask-source:hover {

  background: var(--ask-soft);
  text-decoration: none;
  transform: translateY(-1px);

}

.zhihuilu-block-content .ask-source-primary {

  border-top: 0;
  background: #f6fbff;

}

.zhihuilu-block-content .ask-source-rank {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 850;

}

.zhihuilu-block-content .ask-source-primary .ask-source-rank {

  background: var(--accent-2);
  color: #ffffff;

}

.zhihuilu-block-content .ask-source-body {

  display: flex;
  flex-direction: column;
  min-width: 0;
  text-align: left;

}

.zhihuilu-block-content .ask-source-meta {

  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 7px;

}

.zhihuilu-block-content .ask-source-meta > span {

  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 2px 8px;
  background: #eef1f5;
  color: var(--ask-muted);
  font-size: 0.75rem;
  font-weight: 700;

}

.zhihuilu-block-content .ask-source-primary .ask-source-meta > span:first-child {

  background: var(--accent-2-soft);
  color: var(--accent-2-dark);

}

.zhihuilu-block-content .ask-source-body > strong {

  color: var(--ask-ink);
  font-size: 1.04rem;
  line-height: 1.35;

}

.zhihuilu-block-content .ask-source-body > small {

  margin-top: 5px;
  color: var(--ask-muted);
  font-size: 0.92rem;
  line-height: 1.55;

}

.zhihuilu-block-content .ask-source-open {

  display: inline-flex;
  align-items: center;
  gap: 6px;
  align-self: center;
  min-height: 36px;
  border: 1px solid var(--ask-line);
  border-radius: 10px;
  padding: 6px 11px;
  background: #ffffff;
  color: var(--accent-2-dark);
  font-size: 0.84rem;
  font-weight: 750;
  white-space: nowrap;

}

.zhihuilu-block-content .ask-source-open svg {

  width: 16px;
  height: 16px;

}

.zhihuilu-block-content .zhihuilu-ask-actions {

  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;

}

@media (max-width: 640px) {

  .zhihuilu-block-content .zhihuilu-ask-shell {

    width: min(100% - 24px, 980px);
    padding-top: 38px;
    padding-bottom: 52px;

  }

  .zhihuilu-block-content .zhihuilu-ask-box {

    grid-template-columns: auto minmax(0, 1fr) auto;
    padding: 8px;
    border-radius: 20px;

  }

  .zhihuilu-block-content .zhihuilu-ask-input {

    min-height: 70px;
    font-size: 1.08rem;

  }

  .zhihuilu-block-content .zhihuilu-ask-answer,
  .zhihuilu-block-content .zhihuilu-ask-turn .ask-answer {

    padding: 16px;

  }

  .zhihuilu-block-content .ask-source {

    grid-template-columns: 38px minmax(0, 1fr);
    padding: 14px 4px;

  }

  .zhihuilu-block-content .ask-source-open {

    grid-column: 2;
    justify-self: start;
    margin-top: 4px;

  }

}

@media (max-width: 390px) {

  .zhihuilu-block-content .zhihuilu-ask-box {

    grid-template-columns: minmax(0, 1fr) auto;
  }

  .zhihuilu-block-content .zhihuilu-ask-spark {

    display: none;
  }

  .zhihuilu-block-content .zhihuilu-ask-send {

    grid-column: 2;
    grid-row: 1 / span 2;
  }

  .zhihuilu-block-content .ask-source {

    grid-template-columns: minmax(0, 1fr);
  }

  .zhihuilu-block-content .ask-source-rank {

    display: none;
  }

  .zhihuilu-block-content .ask-source-open {

    grid-column: auto;
  }

}

/* Qianwen-style Ask page v1.6 */
.zhihuilu-block-content .zhihuilu-ask-page.zhihuilu-chat-shell {

  --chat-ink: #17191c;
  --chat-muted: #6d7175;
  --chat-line: #e4e6ea;
  --chat-soft: #f5f6f8;
  --chat-blue: #3478f6;
  --chat-blue-soft: #edf4ff;
  min-height: 100vh;
  height: 100vh;
  width: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: #ffffff;
  color: var(--chat-ink);
  text-align: left;

}

.zhihuilu-block-content .zhihuilu-chat-frame {

  display: flex;
  width: 100%;
  height: 100%;
  min-width: 0;

}

.zhihuilu-block-content .zhihuilu-chat-rail {

  display: flex;
  flex: 0 0 264px;
  flex-direction: column;
  width: 264px;
  min-width: 0;
  min-height: 0;
  overflow: auto;
  padding: 18px 14px;
  background: var(--chat-soft);
  border-right: 1px solid var(--chat-line);

}

.zhihuilu-block-content .zhihuilu-chat-brand {

  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  margin: 4px 6px 18px;
  color: #121212;
  font-size: 1.16rem;
  font-weight: 800;

}

.zhihuilu-block-content .zhihuilu-chat-brand-mark {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #15181c;
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 850;

}

.zhihuilu-block-content .zhihuilu-chat-new {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 40px;
  margin-bottom: 18px;
  border: 1px solid #d8dade;
  border-radius: 9px;
  padding: 7px 12px;
  background: #ffffff;
  color: #222;
  font-size: 0.9rem;
  font-weight: 650;
  transition: background 140ms ease, border-color 140ms ease;

}

.zhihuilu-block-content .zhihuilu-chat-new:hover {

  border-color: #9aa0a6;
  background: #fafafa;

}

.zhihuilu-block-content .zhihuilu-chat-new .icon {

  width: 17px;
  height: 17px;

}

.zhihuilu-block-content .zhihuilu-chat-rail-label {

  margin: 2px 10px 6px;
  color: #8b8f94;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;

}

.zhihuilu-block-content .zhihuilu-chat-rail-links {

  display: grid;
  gap: 4px;

}

.zhihuilu-block-content .zhihuilu-chat-rail-links a {

  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  border-radius: 8px;
  padding: 7px 10px;
  color: #333;
  font-size: 0.92rem;
  text-decoration: none;

}

.zhihuilu-block-content .zhihuilu-chat-rail-links a:hover {

  background: #ececee;
  text-decoration: none;

}

.zhihuilu-block-content .zhihuilu-chat-rail-links .icon {

  width: 18px;
  height: 18px;

}

.zhihuilu-block-content .zhihuilu-chat-rail-foot {

  display: flex;
  align-items: center;
  gap: 8px;
  margin: auto 10px 4px;
  padding-top: 18px;
  color: #8b8f94;
  font-size: 0.8rem;

}

.zhihuilu-block-content .zhihuilu-chat-rail-dot {

  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #35c759;

}

.zhihuilu-block-content .zhihuilu-chat-main {

  display: flex;
  flex: 1;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  background: #ffffff;

}

.zhihuilu-block-content .zhihuilu-chat-workspace {

  display: flex;
  flex: 1;
  flex-direction: column;
  min-height: 0;
  overflow: auto;

}

.zhihuilu-block-content .zhihuilu-chat-empty {

  width: min(760px, calc(100% - 40px));
  margin: auto;
  padding: 13vh 0 30px;
  text-align: center;

}

.zhihuilu-block-content .zhihuilu-chat-empty[hidden],
.zhihuilu-block-content .zhihuilu-chat-log[hidden] {

  display: none;

}

.zhihuilu-block-content .zhihuilu-chat-empty-mark {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  margin-bottom: 18px;
  border: 1px solid #e1e2e5;
  border-radius: 50%;
  background: #ffffff;
  color: #15181c;
  box-shadow: 0 12px 30px rgba(24, 26, 32, 0.08);
  font-size: 1.35rem;
  font-weight: 850;

}

.zhihuilu-block-content .zhihuilu-chat-empty h1 {

  margin: 0 0 10px;
  color: #17191c;
  font-size: 2rem;
  font-weight: 720;
  text-wrap: balance;

}

.zhihuilu-block-content .zhihuilu-chat-empty p {

  max-width: 46ch;
  margin: 0 auto;
  color: var(--chat-muted);
  font-size: 0.96rem;
  line-height: 1.7;

}

.zhihuilu-block-content .zhihuilu-chat-suggestions {

  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;

}

.zhihuilu-block-content .zhihuilu-chat-query {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border: 1px solid #dde0e4;
  border-radius: 999px;
  padding: 7px 16px;
  background: #ffffff;
  color: #3d4145;
  font-size: 0.9rem;
  transition: border-color 140ms ease, background 140ms ease;

}

.zhihuilu-block-content .zhihuilu-chat-query:hover {

  border-color: var(--chat-blue);
  background: var(--chat-blue-soft);

}

.zhihuilu-block-content .zhihuilu-chat-composer-area {

  flex: 0 0 auto;
  padding: 15px 24px 20px;
  border-top: 1px solid transparent;
  background: #ffffff;

}

.zhihuilu-block-content .zhihuilu-chat-shell.has-conversation .zhihuilu-chat-composer-area {

  border-top: 1px solid var(--chat-line);

}

.zhihuilu-block-content .zhihuilu-chat-composer {

  display: flex;
  align-items: flex-end;
  gap: 10px;
  width: min(840px, 100%);
  margin: 0 auto;
  border: 1px solid #d6d9dd;
  border-radius: 14px;
  padding: 7px 8px;
  background: #ffffff;
  box-shadow: 0 10px 28px rgba(24, 26, 32, 0.06);
  transition: border-color 150ms ease, box-shadow 150ms ease;

}

.zhihuilu-block-content .zhihuilu-chat-composer:focus-within {

  border-color: #8bb0f5;
  box-shadow: 0 0 0 3px rgba(52, 120, 246, 0.12), 0 10px 28px rgba(24, 26, 32, 0.05);

}

.zhihuilu-block-content .zhihuilu-chat-input {

  display: block;
  flex: 1;
  min-width: 0;
  min-height: 44px;
  max-height: 150px;
  margin: 0;
  border: 0;
  border-radius: 8px;
  padding: 10px 4px 6px;
  background: transparent;
  color: #17191c;
  font-size: 1rem;
  line-height: 1.5;
  outline: 0;
  resize: none;

}

.zhihuilu-block-content .zhihuilu-chat-input::placeholder {

  color: #9a9fa5;

}

.zhihuilu-block-content .zhihuilu-chat-input:focus,
.zhihuilu-block-content .zhihuilu-chat-input:focus-visible {

  outline: 0;
  box-shadow: none;

}

.zhihuilu-block-content .zhihuilu-chat-send {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--chat-blue);
  color: #ffffff;
  transition: background 140ms ease;

}

.zhihuilu-block-content .zhihuilu-chat-send:hover {

  background: #2b68d6;

}

.zhihuilu-block-content .zhihuilu-chat-send .icon {

  width: 20px;
  height: 20px;

}

.zhihuilu-block-content .zhihuilu-chat-log {

  width: min(900px, calc(100% - 40px));
  margin: 0 auto;
  padding: 26px 0 32px;

}

.zhihuilu-block-content .zhihuilu-chat-turn {

  margin-bottom: 26px;

}

.zhihuilu-block-content .zhihuilu-chat-turn:last-child {

  margin-bottom: 0;

}

.zhihuilu-block-content .zhihuilu-chat-user {

  display: flex;
  justify-content: flex-end;
  margin: 0 0 16px;

}

.zhihuilu-block-content .zhihuilu-chat-user p {

  max-width: min(720px, 82%);
  margin: 0;
  border-radius: 14px 14px 4px 14px;
  padding: 10px 15px;
  background: var(--chat-blue-soft);
  color: #1c2f4a;
  font-size: 0.98rem;
  line-height: 1.6;

}

.zhihuilu-block-content .zhihuilu-chat-bot {

  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;

}

.zhihuilu-block-content .zhihuilu-chat-bot-avatar {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--chat-line);
  border-radius: 9px;
  background: #ffffff;
  color: #24262b;

}

.zhihuilu-block-content .zhihuilu-chat-bot-avatar .icon {

  width: 17px;
  height: 17px;

}

.zhihuilu-block-content .zhihuilu-chat-answer {

  min-width: 0;
  border: 1px solid var(--chat-line);
  border-radius: 14px;
  padding: 15px 18px;
  background: #ffffff;

}

.zhihuilu-block-content .zhihuilu-chat-answer-head {

  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;

}

.zhihuilu-block-content .zhihuilu-chat-answer-head strong {

  color: #17191c;
  font-size: 0.95rem;

}

.zhihuilu-block-content .zhihuilu-chat-answer-head span {

  color: var(--chat-muted);
  font-size: 0.78rem;

}

.zhihuilu-block-content .zhihuilu-chat-source-list {

  border-top: 1px solid #f0f1f3;

}

.zhihuilu-block-content .zhihuilu-chat-source {

  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  border-bottom: 1px solid #f0f1f3;
  padding: 13px 2px;
  color: inherit;
  text-decoration: none;

}

.zhihuilu-block-content .zhihuilu-chat-source:hover {

  background: #fafbfc;
  text-decoration: none;

}

.zhihuilu-block-content .zhihuilu-chat-source-index {

  color: #9a9fa5;
  font-size: 0.78rem;
  font-weight: 700;

}

.zhihuilu-block-content .zhihuilu-chat-source-copy {

  display: flex;
  flex-direction: column;
  min-width: 0;

}

.zhihuilu-block-content .zhihuilu-chat-source-meta {

  display: block;
  margin-bottom: 5px;
  color: #8b8f94;
  font-size: 0.75rem;
  line-height: 1.4;

}

.zhihuilu-block-content .zhihuilu-chat-source-copy strong {

  display: block;
  color: #222;
  font-size: 0.95rem;
  line-height: 1.45;

}

.zhihuilu-block-content .zhihuilu-chat-source-copy small {

  display: block;
  margin-top: 4px;
  color: var(--chat-muted);
  font-size: 0.84rem;
  line-height: 1.55;

}

.zhihuilu-block-content .zhihuilu-chat-source-open {

  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--chat-blue);

}

.zhihuilu-block-content .zhihuilu-chat-source-open .icon {

  width: 17px;
  height: 17px;

}

.zhihuilu-block-content .zhihuilu-chat-source-empty {

  padding: 13px 2px;
  color: var(--chat-muted);
  font-size: 0.92rem;
  line-height: 1.65;

}

.zhihuilu-block-content .zhihuilu-chat-source-link {

  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-left: 8px;
  color: var(--chat-blue);
  font-weight: 650;
  text-decoration: none;

}

@media (max-width: 760px) {

  .zhihuilu-block-content .zhihuilu-ask-page.zhihuilu-chat-shell {

    height: auto;
    min-height: 100vh;
    overflow: visible;

  }

  .zhihuilu-block-content .zhihuilu-chat-frame {

    display: block;
    height: auto;

  }

  .zhihuilu-block-content .zhihuilu-chat-rail {

    display: none;

  }

  .zhihuilu-block-content .zhihuilu-chat-main {

    height: auto;
    min-height: 100vh;
    overflow: hidden;

  }

  .zhihuilu-block-content .zhihuilu-chat-workspace {

    overflow: visible;

  }

  .zhihuilu-block-content .zhihuilu-chat-empty {

    width: calc(100% - 28px);
    padding: 10vh 0 28px;

  }

  .zhihuilu-block-content .zhihuilu-chat-empty h1 {

    font-size: 1.55rem;

  }

  .zhihuilu-block-content .zhihuilu-chat-composer-area {

    padding: 12px 12px 14px;

  }

  .zhihuilu-block-content .zhihuilu-chat-composer {

    border-radius: 12px;

  }

  .zhihuilu-block-content .zhihuilu-chat-log {

    width: calc(100% - 20px);
    padding: 16px 0 22px;

  }

  .zhihuilu-block-content .zhihuilu-chat-bot {

    grid-template-columns: 30px minmax(0, 1fr);
    gap: 8px;

  }

  .zhihuilu-block-content .zhihuilu-chat-answer {

    padding: 12px 13px;

  }

  .zhihuilu-block-content .zhihuilu-chat-answer-head {

    align-items: flex-start;
    flex-direction: column;
    gap: 3px;

  }

  .zhihuilu-block-content .zhihuilu-chat-user p {

    max-width: 90%;

  }

  .zhihuilu-block-content .zhihuilu-chat-source {

    grid-template-columns: 28px minmax(0, 1fr);
    gap: 8px;

  }

  .zhihuilu-block-content .zhihuilu-chat-source-open {

    display: none;

  }

}

/* Kadence full-screen ask frame: remove boxed padding for this native page only. */
body.zhihuilu-block-page-ask .content-area,
body.zhihuilu-block-page-ask.content-vertical-padding-show .content-area {
  margin: 0;
}

body.zhihuilu-block-page-ask .entry,
body.zhihuilu-block-page-ask .entry.single-entry,
body.zhihuilu-block-page-ask.content-style-boxed .entry.single-entry {
  background: #ffffff;
  box-shadow: none;
  border-radius: 0;
}

body.zhihuilu-block-page-ask .entry-content-wrap,
body.zhihuilu-block-page-ask.content-style-boxed .entry:not(.loop-entry) > .entry-content-wrap,
body.zhihuilu-block-page-ask .entry-content-wrap .entry-content {
  margin: 0;
  padding: 0;
  max-width: none;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content {
  margin: 0;
  background: #ffffff;
}


/* v1.6.1 Qianwen close match: light shell, 256px rail, white rounded main. */
.zhihuilu-block-content .zhihuilu-ask-page.zhihuilu-chat-shell {
  display: flex;
  align-items: stretch;
  height: 100vh;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: #f7f7f9;
}

.zhihuilu-block-content .zhihuilu-chat-rail {
  display: flex;
  flex: 0 0 256px;
  flex-direction: column;
  justify-content: space-between;
  width: 256px;
  min-width: 0;
  min-height: 0;
  overflow: auto;
  padding: 16px 12px 18px;
  border-right: 0;
  background: #f7f7f9;
}

.zhihuilu-block-content .zhihuilu-chat-rail-top {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  min-height: 0;
}

.zhihuilu-block-content .zhihuilu-chat-rail-bottom {
  padding-top: 18px;
}

.zhihuilu-block-content .zhihuilu-chat-history {
  display: grid;
  gap: 6px;
  margin-top: 4px;
}

.zhihuilu-block-content .zhihuilu-chat-history-empty {
  margin: 0 10px;
  border-radius: 8px;
  padding: 12px 8px;
  color: #6d7175;
  font-size: 0.88rem;
}

.zhihuilu-block-content .zhihuilu-chat-main {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  margin: 6px 6px 6px 0;
  overflow: hidden;
  border: 1px solid #ececee;
  border-radius: 10px;
  background: #ffffff;
  box-shadow: 0 2px 10px rgba(24, 26, 32, 0.04);
}

.zhihuilu-block-content .zhihuilu-chat-topbar {
  display: flex;
  flex: 0 0 56px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-width: 0;
  padding: 0 22px;
  background: #ffffff;
}

.zhihuilu-block-content .zhihuilu-chat-topbar-title {
  flex: 0 0 auto;
  color: #17191c;
  font-size: 1rem;
  font-weight: 750;
}

.zhihuilu-block-content .zhihuilu-chat-topbar-links {
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-width: 0;
}

.zhihuilu-block-content .zhihuilu-chat-topbar-links a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  border-radius: 8px;
  padding: 6px 12px;
  color: #55585c;
  font-size: 0.9rem;
  text-decoration: none;
  white-space: nowrap;
}

.zhihuilu-block-content .zhihuilu-chat-topbar-links a:hover {
  background: #f2f3f5;
  color: #17191c;
  text-decoration: none;
}

.zhihuilu-block-content .zhihuilu-chat-topbar-new {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  border: 0;
  border-radius: 17px;
  padding: 6px 14px;
  background: #f2f3f5;
  color: #17191c;
  font-size: 0.86rem;
  cursor: pointer;
}

.zhihuilu-block-content .zhihuilu-chat-topbar-new:hover {
  background: #e8eaec;
}

.zhihuilu-block-content .zhihuilu-chat-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-height: 0;
}

.zhihuilu-block-content .zhihuilu-chat-workspace {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-height: 0;
  overflow: auto;
}

.zhihuilu-block-content .zhihuilu-chat-empty {
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: min(760px, calc(100% - 40px));
  margin: auto;
  padding: 6vh 0 4vh;
  text-align: center;
}

.zhihuilu-block-content .zhihuilu-chat-empty-mark {
  display: none;
}

.zhihuilu-block-content .zhihuilu-chat-empty h1 {
  margin: 0 0 10px;
  color: #17191c;
  font-size: 1.78rem;
  font-weight: 720;
}

.zhihuilu-block-content .zhihuilu-chat-empty p {
  max-width: 52ch;
  margin: 0 auto;
  color: #6d7175;
  font-size: 0.96rem;
  line-height: 1.7;
}

.zhihuilu-block-content .zhihuilu-chat-suggestions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;
}

.zhihuilu-block-content .zhihuilu-chat-composer-area {
  flex: 0 0 auto;
  width: 100%;
  padding: 10px 16px 18px;
  border-top: 0;
  background: #ffffff;
}

.zhihuilu-block-content .zhihuilu-chat-shell.has-conversation .zhihuilu-chat-composer-area {
  border-top: 1px solid #f0f1f3;
}

.zhihuilu-block-content .zhihuilu-chat-composer {
  display: flex;
  align-items: center;
  gap: 8px;
  width: min(760px, 100%);
  min-height: 60px;
  margin: 0 auto;
  border: 1px solid #dcdfe3;
  border-radius: 30px;
  padding: 8px 9px 8px 20px;
  background: #ffffff;
  box-shadow: 0 10px 28px rgba(24, 26, 32, 0.07);
}

.zhihuilu-block-content .zhihuilu-chat-composer:focus-within {
  border-color: #8bb0f5;
  box-shadow: 0 0 0 3px rgba(52, 120, 246, 0.1), 0 10px 28px rgba(24, 26, 32, 0.05);
}

.zhihuilu-block-content .zhihuilu-chat-input {
  min-height: 40px;
  max-height: 140px;
  padding: 9px 4px 7px;
  font-size: 1rem;
  line-height: 1.5;
}

.zhihuilu-block-content .zhihuilu-chat-send {
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.zhihuilu-block-content .zhihuilu-chat-composer-tip {
  margin: 8px 0 0;
  color: #9a9fa5;
  font-size: 0.76rem;
  text-align: center;
}

.zhihuilu-block-content .zhihuilu-chat-log {
  width: min(900px, calc(100% - 40px));
  margin: 0 auto;
  padding: 20px 0 24px;
}

.zhihuilu-block-content .zhihuilu-chat-answer {
  border-color: #edf0f3;
  border-radius: 14px;
  background: #ffffff;
}

body.zhihuilu-block-page-ask .entry,
body.zhihuilu-block-page-ask .entry.single-entry,
body.zhihuilu-block-page-ask.content-style-boxed .entry.single-entry,
body.zhihuilu-block-page-ask .zhihuilu-block-content {
  background: #f7f7f9;
}

@media (max-width: 760px) {
  .zhihuilu-block-content .zhihuilu-ask-page.zhihuilu-chat-shell {
    display: block;
    height: auto;
    min-height: 100vh;
    overflow: visible;
  }

  .zhihuilu-block-content .zhihuilu-chat-rail {
    display: none;
  }

  .zhihuilu-block-content .zhihuilu-chat-main {
    min-height: 100vh;
    margin: 0;
    border: 0;
    border-radius: 0;
    overflow: visible;
  }

  .zhihuilu-block-content .zhihuilu-chat-topbar {
    flex: 0 0 54px;
    padding: 0 12px 0 16px;
  }

  .zhihuilu-block-content .zhihuilu-chat-topbar-links {
    display: none;
  }

  .zhihuilu-block-content .zhihuilu-chat-body {
    min-height: calc(100vh - 54px);
  }

  .zhihuilu-block-content .zhihuilu-chat-workspace {
    min-height: 64vh;
    overflow: visible;
  }

  .zhihuilu-block-content .zhihuilu-chat-empty {
    width: calc(100% - 24px);
    padding: 10vh 0 28px;
  }

  .zhihuilu-block-content .zhihuilu-chat-empty h1 {
    font-size: 1.55rem;
  }

  .zhihuilu-block-content .zhihuilu-chat-composer-area {
    padding: 12px 10px 14px;
  }

  .zhihuilu-block-content .zhihuilu-chat-composer {
    width: 100%;
    min-height: 56px;
    border-radius: 28px;
    padding-left: 16px;
  }

  .zhihuilu-block-content .zhihuilu-chat-log {
    width: calc(100% - 20px);
  }
}

/* v1.6.3 Member layout refinements */

.zhihuilu-block-content .member-auth-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.zhihuilu-block-content .member-auth-shell > .member-notice,
.zhihuilu-block-content .member-auth-shell > .auth-card {
  min-width: 0;
  grid-column: 1 / -1;
}

.zhihuilu-block-content .member-auth-shell .auth-card {
  border-color: rgba(47, 111, 214, 0.18);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 22px 60px rgba(22, 50, 79, 0.11);
}

.zhihuilu-block-content .auth-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
  border: 0;
  padding: 8px;
  background: var(--surface-soft);
}

.zhihuilu-block-content .auth-tab {
  min-height: 42px;
  border-radius: 9px;
  color: var(--muted);
  transition: background 160ms ease, color 160ms ease, box-shadow 160ms ease;
}

.zhihuilu-block-content .auth-tab.is-active {
  background: #ffffff;
  color: var(--accent-dark);
  box-shadow: 0 1px 3px rgba(22, 50, 79, 0.12), inset 0 0 0 1px rgba(199, 0, 11, 0.1);
}

.zhihuilu-block-content .auth-panel {
  padding: clamp(20px, 2.6vw, 30px);
}

.zhihuilu-block-content .auth-panel h2 {
  max-width: 28ch;
}

.zhihuilu-block-content .auth-panel > p {
  max-width: 52ch;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .entitlement-actions {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 8px;
  margin-top: auto;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .entitlement-actions .button,
body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .entitlement-actions .text-button {
  flex: 1 1 0;
  width: auto;
  min-height: 42px;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-entitlement-card.is-platform .entitlement-actions .button.secondary {
  border-color: var(--accent-2);
  background: var(--accent-2);
  color: #fff;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-entitlement-card.is-platform .entitlement-actions .button.secondary:hover {
  border-color: var(--accent-2-dark);
  background: var(--accent-2-dark);
  color: #fff;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .entitlement-actions .text-button {
  border-radius: 999px;
  font-weight: 700;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-entitlement-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
  padding: clamp(22px, 3vw, 34px);
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-entitlement-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 400px;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 16px 38px rgba(22, 50, 79, 0.07);
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-entitlement-card.is-service {
  border: 1px solid rgba(199, 0, 11, 0.2);
  border-top: 4px solid var(--accent);
  background: linear-gradient(180deg, #ffffff 0%, var(--accent-faint) 100%);
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-entitlement-card.is-platform {
  border: 1px solid rgba(47, 111, 214, 0.24);
  border-top: 4px solid var(--accent-2);
  background: linear-gradient(180deg, #ffffff 0%, var(--accent-2-soft) 100%);
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .entitlement-head {
  align-items: flex-start;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .entitlement-head p {
  max-width: 46ch;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .entitlement-list {
  flex: 1 1 auto;
  align-content: start;
  margin: 18px 0 20px;
  border-block: 0;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .entitlement-list > div {
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 2.28fr);
  gap: 14px;
  padding: 10px 0 11px;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .entitlement-list dt {
  line-height: 1.45;
  white-space: normal;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-welcome-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-width: 0;
  border-bottom: 1px solid var(--line);
  padding: clamp(22px, 3vw, 34px);
  background: linear-gradient(90deg, rgba(199, 0, 11, 0.045), rgba(47, 111, 214, 0.05));
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-head-main {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-head-main h2 {
  margin: 9px 0 4px;
  font-size: clamp(1.55rem, 2.1vw, 2rem);
  line-height: 1.25;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-head-main p {
  max-width: 58ch;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-head-actions {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-head-actions .text-button {
  min-height: 38px;
  border-color: rgba(47, 111, 214, 0.22);
  border-radius: 999px;
  padding: 6px 15px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink-strong);
  box-shadow: 0 1px 2px rgba(22, 50, 79, 0.06);
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-head-actions .text-button:hover {
  border-color: var(--accent);
  background: var(--accent-faint);
  color: var(--accent-dark);
  transform: none;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-head-actions .text-button:last-child {
  border-color: rgba(199, 0, 11, 0.2);
  color: #a30008;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-head-actions .text-button:last-child:hover {
  border-color: var(--accent);
  background: var(--accent-faint);
  color: var(--accent-dark);
}

/* v1.6.3 Logged-in dashboard refinements */
body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .dual-member-hero .member-grid {
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  width: min(1120px, 100%);
  margin: 0 auto;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .dual-member-hero .member-intro {
  display: none;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .dual-member-hero #member-auth-area {
  grid-column: 1 / -1;
  min-width: 0;
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .auth-card.member-welcome-card {
  overflow: hidden;
  border: 1px solid rgba(47, 111, 214, 0.2);
  border-radius: 22px;
  padding: 0;
  background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
  box-shadow: 0 24px 70px rgba(22, 50, 79, 0.12);
}

body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .page-hero.zhihuilu-page-hero {
  padding: 24px 0 38px;
}

/* v1.6.3 Logged-in member dashboard layout */

@media (max-width: 560px) {
  body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-welcome-head,
  body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-entitlement-grid {
    padding: 20px;
  }

  body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-entitlement-card {
    padding: 20px;
  }

  body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .entitlement-head {
    align-items: stretch;
    flex-direction: column;
  }

  body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .entitlement-status {
    text-align: left;
  }

  body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .entitlement-actions {
    align-items: stretch;
    flex-direction: column;
  }

  body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .entitlement-actions .button,
  body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .entitlement-actions .text-button {
    flex: 0 0 auto;
    width: 100%;
  }
}

@media (max-width: 860px) {
  body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-welcome-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
  }

  body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-head-actions {
    justify-content: flex-start;
    width: 100%;
  }

  body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-entitlement-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  body.logged-in.zhihuilu-block-page-member .zhihuilu-block-content .member-entitlement-card {
    min-height: 0;
  }
}


/* v1.6.5 Ask recent search terms under rail history */
.zhihuilu-block-content .zhihuilu-chat-history-list {
  display: grid;
  gap: 4px;
}

.zhihuilu-block-content .zhihuilu-chat-history-list[hidden],
.zhihuilu-block-content .zhihuilu-chat-history-empty[hidden] {
  display: none;
}

.zhihuilu-block-content .zhihuilu-chat-history-item {
  display: block;
  width: 100%;
  min-width: 0;
  overflow: hidden;
  border: 0;
  border-radius: 8px;
  padding: 8px 10px;
  background: transparent;
  color: #222;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 140ms ease;
}

.zhihuilu-block-content .zhihuilu-chat-history-item:hover,
.zhihuilu-block-content .zhihuilu-chat-history-item:focus-visible {
  background: #e8eaed;
  outline: none;
}

.zhihuilu-block-content .zhihuilu-chat-history-query {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #2c2f33;
  font-size: 0.9rem;
  font-weight: 650;
}

.zhihuilu-block-content .zhihuilu-chat-history-count {
  display: block;
  margin-top: 3px;
  color: #969ba1;
  font-size: 0.72rem;
  font-weight: 600;
}

/* v1.6.6 Ask composer/index box and screen-height adaptation */
body.zhihuilu-block-page-ask {
  --ask-viewport: 100vh;
}

@supports (height: 100dvh) {
  body.zhihuilu-block-page-ask {
    --ask-viewport: 100dvh;
  }
}

.zhihuilu-block-content .zhihuilu-ask-page.zhihuilu-chat-shell {
  height: var(--ask-viewport);
  max-height: var(--ask-viewport);
  min-height: 0;
  overflow: hidden;
}

.zhihuilu-block-content .zhihuilu-chat-main,
.zhihuilu-block-content .zhihuilu-chat-body,
.zhihuilu-block-content .zhihuilu-chat-workspace {
  min-height: 0;
}

.zhihuilu-block-content .zhihuilu-chat-topbar {
  flex-shrink: 0;
  min-height: 56px;
}

.zhihuilu-block-content .zhihuilu-chat-workspace {
  overflow-x: hidden;
  overscroll-behavior: contain;
}

.zhihuilu-block-content .zhihuilu-chat-empty {
  flex: 1 1 auto;
  min-height: 0;
  margin: 0;
  padding: clamp(24px, 5.5vh, 64px) 0 clamp(18px, 3.6vh, 40px);
}

.zhihuilu-block-content .zhihuilu-chat-composer-area {
  position: relative;
  z-index: 1;
  padding: clamp(10px, 2.2vh, 18px) clamp(14px, 3vw, 32px) clamp(14px, 3vh, 24px);
  background: rgba(255, 255, 255, 0.98);
}

.zhihuilu-block-content .zhihuilu-chat-composer {
  align-items: flex-end;
  width: min(800px, 100%);
  min-height: clamp(58px, 7.5vh, 72px);
  border: 1px solid #dfe3e8;
  border-radius: 20px;
  padding: 7px 8px 7px clamp(16px, 2vw, 24px);
  background: #ffffff;
  box-shadow: 0 12px 30px rgba(24, 26, 32, 0.08), 0 2px 8px rgba(24, 26, 32, 0.03);
}

.zhihuilu-block-content .zhihuilu-chat-composer:focus-within {
  border-color: #8bb0f5;
  box-shadow: 0 0 0 3px rgba(52, 120, 246, 0.12), 0 12px 30px rgba(24, 26, 32, 0.05);
}

.zhihuilu-block-content .zhihuilu-chat-input {
  min-height: 44px;
  padding-top: 11px;
  font-size: 1rem;
}

.zhihuilu-block-content .zhihuilu-chat-send {
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  box-shadow: 0 6px 16px rgba(52, 120, 246, 0.22);
}

.zhihuilu-block-content .zhihuilu-chat-composer-tip {
  margin: clamp(6px, 1.4vh, 10px) auto 0;
  font-size: 0.76rem;
}

@media (max-height: 720px) and (min-width: 761px) {
  .zhihuilu-block-content .zhihuilu-chat-topbar {
    flex: 0 0 auto;
    min-height: 50px;
  }

  .zhihuilu-block-content .zhihuilu-chat-empty {
    padding: clamp(10px, 2.5vh, 24px) 0 clamp(8px, 2vh, 18px);
  }

  .zhihuilu-block-content .zhihuilu-chat-empty h1 {
    margin-bottom: 6px;
    font-size: 1.55rem;
  }

  .zhihuilu-block-content .zhihuilu-chat-empty p {
    line-height: 1.5;
  }

  .zhihuilu-block-content .zhihuilu-chat-suggestions {
    margin-top: clamp(10px, 2vh, 16px);
    gap: 8px;
  }

  .zhihuilu-block-content .zhihuilu-chat-query {
    min-height: 34px;
    padding: 5px 12px;
    font-size: 0.84rem;
  }

  .zhihuilu-block-content .zhihuilu-chat-composer-area {
    padding-top: 8px;
    padding-bottom: 10px;
  }

  .zhihuilu-block-content .zhihuilu-chat-composer {
    min-height: 56px;
  }
}

@media (max-height: 640px) and (min-width: 761px) {
  /* v1.7.122: 矮视口不再隐藏建议按钮（笔记本缩放屏普遍命中 640px 以下），改为紧凑展示 */
  .zhihuilu-block-content .zhihuilu-chat-suggestions {
    display: flex;
    margin-top: clamp(8px, 1.6vh, 14px);
    gap: 8px;
  }

  .zhihuilu-block-content .zhihuilu-chat-query {
    min-height: 32px;
    padding: 4px 11px;
    font-size: 0.8rem;
  }
}

@media (max-width: 760px) {
  .zhihuilu-block-content .zhihuilu-ask-page.zhihuilu-chat-shell {
    display: flex;
    height: var(--ask-viewport);
    max-height: var(--ask-viewport);
    min-height: 0;
    overflow: hidden;
  }

  .zhihuilu-block-content .zhihuilu-chat-main {
    display: flex;
    flex: 1 1 auto;
    min-height: 0;
    height: auto;
    margin: 0;
    border: 0;
    overflow: hidden;
  }

  .zhihuilu-block-content .zhihuilu-chat-topbar {
    flex: 0 0 auto;
    min-height: 52px;
    padding-left: 16px;
  }

  .zhihuilu-block-content .zhihuilu-chat-body {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    min-height: 0;
  }

  .zhihuilu-block-content .zhihuilu-chat-workspace {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
  }

  .zhihuilu-block-content .zhihuilu-chat-empty {
    width: calc(100% - 24px);
    padding: clamp(20px, 5vh, 44px) 0 clamp(16px, 3vh, 26px);
  }

  .zhihuilu-block-content .zhihuilu-chat-composer-area {
    padding: 8px 12px max(12px, env(safe-area-inset-bottom));
  }

  .zhihuilu-block-content .zhihuilu-chat-composer {
    width: 100%;
    min-height: 56px;
    border-radius: 20px;
    padding-left: 16px;
  }

  .zhihuilu-block-content .zhihuilu-chat-composer-tip {
    margin-bottom: 0;
    font-size: 0.7rem;
  }
}


/* v1.6.7 Ask page real viewport chain and centered Qianwen-style index card */
body.zhihuilu-block-page-ask {
  --zhihuilu-adminbar: 0px;
  --zhihuilu-ask-viewport: calc(100vh - var(--zhihuilu-adminbar));
}

body.admin-bar.zhihuilu-block-page-ask {
  --zhihuilu-adminbar: 32px;
}

@supports (height: 100dvh) {
  body.zhihuilu-block-page-ask {
    --zhihuilu-ask-viewport: calc(100dvh - var(--zhihuilu-adminbar));
  }
}

@media (max-width: 782px) {
  body.admin-bar.zhihuilu-block-page-ask {
    --zhihuilu-adminbar: 46px;
  }
}

body.zhihuilu-block-page-ask #masthead.site-header,
body.zhihuilu-block-page-ask #colophon.site-footer {
  display: none;
}

body.zhihuilu-block-page-ask #wrapper.site {
  display: flex;
  flex-direction: column;
  height: var(--zhihuilu-ask-viewport);
  min-height: var(--zhihuilu-ask-viewport);
  max-height: var(--zhihuilu-ask-viewport);
  overflow: hidden;
}

body.zhihuilu-block-page-ask #inner-wrap.wrap {
  display: flex;
  flex: 1 1 0%;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

body.zhihuilu-block-page-ask #primary.content-area,
body.zhihuilu-block-page-ask .content-container.site-container,
body.zhihuilu-block-page-ask #main.site-main,
body.zhihuilu-block-page-ask .content-wrap,
body.zhihuilu-block-page-ask article.entry.single-entry,
body.zhihuilu-block-page-ask .entry-content-wrap,
body.zhihuilu-block-page-ask .entry-content.single-content,
body.zhihuilu-block-page-ask .zhihuilu-block-content {
  display: flex;
  flex: 1 1 0%;
  flex-direction: column;
  min-height: 0;
}

body.zhihuilu-block-page-ask .content-container.site-container {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
}

body.zhihuilu-block-page-ask .entry-content-wrap,
body.zhihuilu-block-page-ask .entry-content.single-content,
body.zhihuilu-block-page-ask .zhihuilu-block-content {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-ask-page.zhihuilu-chat-shell {
  display: flex;
  flex: 1 1 0%;
  width: 100%;
  height: auto;
  min-height: 0;
  max-height: none;
  margin: 0;
  overflow: hidden;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-main,
body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-body,
body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-workspace {
  min-height: 0;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-workspace {
  display: flex;
  flex: 1 1 0%;
  flex-direction: column;
  align-items: stretch;
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-empty {
  display: flex;
  flex: 1 1 0%;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: min(760px, calc(100% - 48px));
  margin: 0 auto;
  padding: clamp(20px, 5vh, 56px) 0 clamp(16px, 3vh, 36px);
  text-align: center;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer-area.zhihuilu-chat-index-area {
  display: flex;
  flex: 0 0 auto;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: clamp(10px, 2.4vh, 18px) clamp(14px, 3vw, 40px) clamp(12px, 3vh, 24px);
  background: rgba(255, 255, 255, 0.98);
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer {
  display: flex;
  align-items: center;
  width: min(820px, 100%);
  min-height: clamp(58px, 7.5vh, 72px);
  margin: 0 auto;
  border: 1px solid #d9dee4;
  border-radius: 20px;
  padding: 6px 6px 6px 10px;
  background: #ffffff;
  box-shadow: 0 12px 30px rgba(24, 26, 32, 0.08), 0 2px 8px rgba(24, 26, 32, 0.03);
  text-align: left;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer:focus-within {
  border-color: #8bb0f5;
  box-shadow: 0 0 0 3px rgba(52, 120, 246, 0.12), 0 12px 30px rgba(24, 26, 32, 0.05);
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer-glyph {
  display: inline-flex;
  flex: 0 0 22px;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  margin: 0 2px 6px 8px;
  color: #8b9199;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer-glyph .icon {
  width: 18px;
  height: 18px;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-input {
  flex: 1 1 auto;
  min-width: 0;
  min-height: 44px;
  max-height: 150px;
  margin: 0;
  padding: 10px 8px 6px 2px;
  text-align: left;
  resize: none;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-send {
  display: inline-flex;
  flex: 0 0 44px;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  box-shadow: 0 6px 16px rgba(52, 120, 246, 0.22);
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer-tip {
  width: 100%;
  max-width: 820px;
  margin: clamp(6px, 1.4vh, 10px) auto 0;
  text-align: center;
  color: #9a9fa5;
  font-size: 0.76rem;
}

@media (max-width: 760px) {
  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer-area.zhihuilu-chat-index-area {
    padding: 8px 10px max(12px, env(safe-area-inset-bottom));
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer {
    width: 100%;
    min-height: 56px;
    padding-left: 8px;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-empty {
    width: calc(100% - 24px);
    padding: clamp(18px, 4vh, 36px) 0 clamp(12px, 2.5vh, 24px);
  }
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-empty h1,
body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-empty p {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-suggestions {
  width: 100%;
  justify-content: center;
}

/* v1.6.8 Ask fallback: never let a Kadence/WordPress wrapper clip the index card */
body.zhihuilu-block-page-ask #wrapper.site,
body.zhihuilu-block-page-ask #inner-wrap.wrap,
body.zhihuilu-block-page-ask #primary.content-area,
body.zhihuilu-block-page-ask .content-container.site-container,
body.zhihuilu-block-page-ask #main.site-main,
body.zhihuilu-block-page-ask .content-wrap,
body.zhihuilu-block-page-ask article.entry.single-entry,
body.zhihuilu-block-page-ask .entry-content-wrap,
body.zhihuilu-block-page-ask .entry-content.single-content,
body.zhihuilu-block-page-ask .zhihuilu-block-content {
  height: auto;
  min-height: var(--zhihuilu-ask-viewport);
  max-height: none;
  overflow: visible;
}

body.zhihuilu-block-page-ask .entry-content.single-content > .zhihuilu-block-content,
body.zhihuilu-block-page-ask .zhihuilu-block-content > .wp-block-html,
body.zhihuilu-block-page-ask .zhihuilu-block-content > .wp-block-group,
body.zhihuilu-block-page-ask .zhihuilu-block-content > div {
  display: flex;
  flex: 1 1 0%;
  flex-direction: column;
  height: auto;
  min-height: var(--zhihuilu-ask-viewport);
  max-height: none;
  overflow: visible;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-ask-page.zhihuilu-chat-shell {
  height: var(--zhihuilu-ask-viewport);
  min-height: var(--zhihuilu-ask-viewport);
  max-height: none;
  overflow: visible;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-main,
body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-body {
  height: auto;
  min-height: 0;
  max-height: none;
  overflow: visible;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer-area.zhihuilu-chat-index-area {
  flex: 0 0 auto;
  height: auto;
  min-height: auto;
  max-height: none;
  overflow: visible;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  column-gap: 8px;
  width: min(860px, calc(100% - 24px));
  min-width: 0;
  min-height: clamp(58px, 7vh, 68px);
  box-sizing: border-box;
  border: 1px solid #c9d2de;
  border-radius: 22px;
  padding: 7px 8px;
  background: #ffffff;
  box-shadow: 0 14px 36px rgba(20, 24, 30, 0.1), 0 2px 8px rgba(20, 24, 30, 0.04);
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer-glyph {
  grid-column: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  margin: 0;
  color: #7c858f;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-input {
  grid-column: 2;
  display: block;
  width: 100%;
  min-width: 0;
  min-height: 46px;
  box-sizing: border-box;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-send {
  grid-column: 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
}

/* v1.7.9 Ask mobile: keep the composer and workspace from being delayed or clipped by cache/theme wrappers. */
@media (max-width: 760px) {
  body.zhihuilu-block-page-ask #wrapper.site,
  body.zhihuilu-block-page-ask #inner-wrap.wrap,
  body.zhihuilu-block-page-ask #primary.content-area,
  body.zhihuilu-block-page-ask .content-container.site-container,
  body.zhihuilu-block-page-ask #main.site-main,
  body.zhihuilu-block-page-ask .content-wrap,
  body.zhihuilu-block-page-ask article.entry.single-entry,
  body.zhihuilu-block-page-ask .entry-content-wrap,
  body.zhihuilu-block-page-ask .entry-content.single-content,
  body.zhihuilu-block-page-ask .zhihuilu-block-content {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: auto;
    min-width: 0;
    min-height: var(--zhihuilu-ask-viewport);
    max-width: none;
    max-height: none;
    overflow: visible;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-ask-page.zhihuilu-chat-shell {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    height: auto;
    min-height: var(--zhihuilu-ask-viewport);
    max-height: none;
    overflow: visible;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-rail {
    display: none;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-main {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    width: 100%;
    height: auto;
    min-height: var(--zhihuilu-ask-viewport);
    max-height: none;
    overflow: visible;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-topbar {
    flex: 0 0 auto;
    min-height: 52px;
    height: auto;
    padding-right: 12px;
    padding-left: 16px;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-topbar-links {
    display: none;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-body {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    width: 100%;
    min-height: calc(var(--zhihuilu-ask-viewport) - 52px);
    max-height: none;
    overflow: visible;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-workspace {
    flex: 1 1 auto;
    width: 100%;
    height: auto;
    min-height: 0;
    max-height: none;
    overflow-y: auto;
    overflow-x: hidden;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-empty {
    width: calc(100% - 24px);
    min-height: max(38vh, 220px);
    margin: 0 auto;
    padding: clamp(18px, 4vh, 36px) 0 clamp(12px, 2.5vh, 24px);
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-empty h1,
  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-empty p {
    margin-right: auto;
    margin-left: auto;
    text-align: center;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-suggestions {
    width: 100%;
    justify-content: center;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer-area.zhihuilu-chat-index-area {
    position: sticky;
    bottom: 0;
    z-index: 20;
    flex: 0 0 auto;
    width: 100%;
    height: auto;
    min-height: auto;
    max-height: none;
    overflow: visible;
    padding: 8px 10px max(12px, env(safe-area-inset-bottom));
    background: #ffffff;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    column-gap: 8px;
    width: 100%;
    min-width: 0;
    min-height: 56px;
    box-sizing: border-box;
    border: 1px solid #c9d2de;
    border-radius: 20px;
    padding: 7px 8px;
    background: #ffffff;
    box-shadow: 0 14px 36px rgba(20, 24, 30, 0.1), 0 2px 8px rgba(20, 24, 30, 0.04);
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer:focus-within {
    border-color: #8bb0f5;
    box-shadow: 0 0 0 3px rgba(52, 120, 246, 0.12), 0 14px 36px rgba(20, 24, 30, 0.06);
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer-glyph {
    grid-column: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    margin: 0;
    color: #7c858f;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-input {
    grid-column: 2;
    display: block;
    width: 100%;
    min-width: 0;
    min-height: 42px;
    box-sizing: border-box;
    padding-top: 8px;
    text-align: left;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-send {
    grid-column: 3;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    min-height: 44px;
    border-radius: 50%;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer-tip {
    width: 100%;
    margin: 6px auto 0;
    text-align: center;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-log {
    width: calc(100% - 20px);
    padding: 16px 0 22px;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-bot {
    grid-template-columns: 30px minmax(0, 1fr);
    gap: 8px;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-answer {
    padding: 12px 13px;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-source {
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 8px;
  }

  body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-source-open {
    display: none;
  }
}

/* v1.7.10 Ask send arrow: keep the inline icon visible and centered on desktop and mobile. */
body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-send .icon.send-arrow,
body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-send svg.send-arrow {
  display: block;
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  min-width: 22px;
  min-height: 22px;
  margin: 0;
  padding: 0;
  overflow: visible;
  color: #ffffff;
}

/* v1.7.11 Ask interaction scroll: keep one real internal scroll surface after answers. */
body.zhihuilu-block-page-ask {
  height: var(--zhihuilu-ask-viewport);
  min-height: var(--zhihuilu-ask-viewport);
  max-height: var(--zhihuilu-ask-viewport);
  overflow: hidden;
}

body.zhihuilu-block-page-ask #wrapper.site,
body.zhihuilu-block-page-ask #inner-wrap.wrap,
body.zhihuilu-block-page-ask #primary.content-area,
body.zhihuilu-block-page-ask .content-container.site-container,
body.zhihuilu-block-page-ask #main.site-main,
body.zhihuilu-block-page-ask .content-wrap,
body.zhihuilu-block-page-ask article.entry.single-entry,
body.zhihuilu-block-page-ask .entry-content-wrap,
body.zhihuilu-block-page-ask .entry-content.single-content,
body.zhihuilu-block-page-ask .zhihuilu-block-content {
  height: 100%;
  min-height: 0;
  max-height: 100%;
  overflow: hidden;
}

body.zhihuilu-block-page-ask .entry-content.single-content > .zhihuilu-block-content,
body.zhihuilu-block-page-ask .zhihuilu-block-content > .wp-block-html,
body.zhihuilu-block-page-ask .zhihuilu-block-content > .wp-block-group,
body.zhihuilu-block-page-ask .zhihuilu-block-content > div {
  display: flex;
  flex: 1 1 0%;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  max-height: 100%;
  overflow: hidden;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-ask-page.zhihuilu-chat-shell {
  height: 100%;
  min-height: 0;
  max-height: 100%;
  overflow: hidden;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-main {
  display: flex;
  flex: 1 1 0%;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  max-height: 100%;
  overflow: hidden;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-body {
  display: flex;
  flex: 1 1 0%;
  flex-direction: column;
  height: auto;
  min-height: 0;
  max-height: 100%;
  overflow: hidden;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-workspace {
  display: flex;
  flex: 1 1 0%;
  flex-direction: column;
  height: 0;
  min-height: 0;
  max-height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  touch-action: pan-y;
  scrollbar-gutter: stable;
  -webkit-overflow-scrolling: touch;
}

body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-composer-area.zhihuilu-chat-index-area {
  position: static;
  bottom: auto;
  z-index: 1;
  flex: 0 0 auto;
  height: auto;
  min-height: 0;
  max-height: none;
  overflow: visible;
}

/* v1.7.19 Home topic cards: no automatic movement; arrows or swipe move the track. */
.zhihuilu-block-content .topic-marquee {
  position: relative;
  margin-top: 14px;
  overflow: hidden;
  padding: 0;
}

.zhihuilu-block-content .topic-marquee-viewport {
  min-height: 0;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 4px 0 10px;
  overscroll-behavior-inline: contain;
  scroll-snap-type: x proximity;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  -webkit-mask-image: none;
  mask-image: none;
  cursor: grab;
}

.zhihuilu-block-content .topic-marquee-viewport::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

.zhihuilu-block-content .topic-marquee-track {
  display: flex;
  width: max-content;
}

.zhihuilu-block-content .topic-marquee.is-dragging .topic-marquee-viewport {
  cursor: grabbing;
  scroll-snap-type: none;
  user-select: none;
  -webkit-user-select: none;
}

.zhihuilu-block-content .topic-marquee.is-dragging .topic-marquee-card,
.zhihuilu-block-content .topic-marquee.is-dragging .topic-marquee-card * {
  cursor: grabbing;
}

.zhihuilu-block-content .topic-marquee.is-dragging .topic-marquee-card,
.zhihuilu-block-content .topic-marquee.is-dragging .topic-marquee-card:hover {
  transform: none;
}

.zhihuilu-block-content .topic-marquee-group {
  display: flex;
  align-items: stretch;
}

.zhihuilu-block-content .topic-marquee-card {
  display: flex;
  flex: 0 0 auto;
  flex-direction: column;
  width: min(340px, 74vw);
  min-width: 260px;
  margin-right: 18px;
  scroll-snap-align: start;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink-strong);
  box-shadow: var(--shadow-sm);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.zhihuilu-block-content .topic-marquee-card:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-md);
  text-decoration: none;
  transform: translateY(-3px);
}

.zhihuilu-block-content .topic-marquee-media {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--accent-soft);
}

.zhihuilu-block-content .topic-marquee-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 320ms ease;
}

.zhihuilu-block-content .topic-marquee-card:hover .topic-marquee-media img {
  transform: scale(1.035);
}

.zhihuilu-block-content .topic-marquee-count {
  position: absolute;
  right: 12px;
  bottom: 12px;
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border-radius: 999px;
  padding: 4px 10px;
  background: rgba(16, 17, 20, 0.82);
  color: #fff;
  font-size: 0.76rem;
  font-weight: 750;
  backdrop-filter: blur(6px);
}

.zhihuilu-block-content .topic-marquee-copy {
  display: grid;
  flex: 1;
  align-content: space-between;
  gap: 10px;
  padding: 18px;
}

.zhihuilu-block-content .topic-marquee-copy > strong {
  font-size: 1.18rem;
  line-height: 1.3;
}

.zhihuilu-block-content .topic-marquee-copy > span:not(.topic-marquee-action) {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.zhihuilu-block-content .topic-marquee-action {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 34px;
  border-top: 1px solid var(--line);
  padding-top: 10px;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 800;
}

.zhihuilu-block-content .topic-marquee-action .icon {
  width: 16px;
  height: 16px;
}

.zhihuilu-block-content .topic-marquee-nav {
  position: absolute;
  top: 50%;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink-strong);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transform: translateY(-50%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease, border-color 180ms ease, box-shadow 180ms ease, background-color 180ms ease, color 180ms ease;
}

.zhihuilu-block-content .topic-marquee-nav:hover {
  border-color: #c7000b;
  background: #fff5f5;
  color: #c7000b;
  box-shadow: var(--shadow-md);
}

.zhihuilu-block-content .topic-marquee-nav:focus-visible {
  outline: 3px solid rgba(199, 0, 11, 0.32);
  outline-offset: 2px;
}

.zhihuilu-block-content .topic-marquee:hover .topic-marquee-nav,
.zhihuilu-block-content .topic-marquee:focus-within .topic-marquee-nav {
  opacity: 1;
  pointer-events: auto;
}

.zhihuilu-block-content .topic-marquee-prev {
  left: 2px;
}

.zhihuilu-block-content .topic-marquee-next {
  right: 2px;
}

.zhihuilu-block-content .topic-marquee-prev .icon {
  transform: rotate(180deg);
}

.zhihuilu-block-content .topic-marquee-nav .icon {
  width: 18px;
  height: 18px;
}

@media (hover: none) {
  .zhihuilu-block-content .topic-marquee-nav {
    opacity: 1;
    pointer-events: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .zhihuilu-block-content .topic-marquee-viewport {
    scroll-behavior: auto;
  }
}

@media (max-width: 640px) {
  .zhihuilu-block-content .topic-marquee-nav {
    width: 38px;
    height: 38px;
  }

  .zhihuilu-block-content .topic-marquee-card {
    width: min(320px, 74vw);
    min-width: 250px;
  }
}

@media (min-width: 1025px) {
  .zhihuilu-block-content .topic-marquee-card {
    width: clamp(232px, calc(25vw - 23.5px), 296px);
    min-width: 0;
  }
}

/* v1.7.86 homepage journey labels and next-step links */
.zhihuilu-block-content .home-stage {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0;
}

.zhihuilu-block-content .home-stage::before {
  content: "";
  width: 18px;
  height: 3px;
  margin-right: 9px;
  border-radius: 999px;
  background: var(--accent);
}

.zhihuilu-block-content .knowledge-copy .home-stage + h2,
.zhihuilu-block-content .member-copy .home-stage + h2 {
  max-width: 16ch;
}

.zhihuilu-block-content .path-section .home-stage {
  color: rgba(255, 255, 255, 0.8);
}

.zhihuilu-block-content .path-section .home-stage::before {
  background: #fff;
}

.zhihuilu-block-content .home-flow-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.zhihuilu-block-content .home-flow-links .button {
  justify-content: space-between;
  gap: 10px;
  min-height: 44px;
  padding: 8px 16px;
  font-size: 0.96rem;
  line-height: 1.35;
}

@media (max-width: 640px) {
  .zhihuilu-block-content .home-flow-links {
    align-items: stretch;
    width: 100%;
    flex-direction: column;
    margin-top: 16px;
  }

  .zhihuilu-block-content .home-flow-links .button {
    width: 100%;
  }
}

/* v1.7.87 membership/platform background swap */
.zhihuilu-block-content #learning-membership {
  border-block: 1px solid var(--line);
  background: var(--surface);
}

.zhihuilu-block-content #platform-shop {
  border-block: 0;
  background: transparent;
}

/* v1.7.93 commercial homepage sections */
.zhihuilu-block-content .home-problem-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.zhihuilu-block-content .home-problem-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 22px;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.zhihuilu-block-content .home-problem-card:hover,
.zhihuilu-block-content .home-problem-card:focus-visible {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  text-decoration: none;
}

.zhihuilu-block-content .home-problem-index {
  color: var(--accent);
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0;
}

.zhihuilu-block-content .home-problem-card h3 {
  margin: 0;
  color: var(--ink-strong);
  font-size: 1.16rem;
}

.zhihuilu-block-content .home-problem-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.zhihuilu-block-content .home-problem-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: auto;
  padding-top: 12px;
  color: var(--accent-2-dark);
  font-size: 0.92rem;
  font-weight: 700;
}

.zhihuilu-block-content .home-method-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.zhihuilu-block-content .home-method-step {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 20px;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.zhihuilu-block-content .home-method-step + .home-method-step::before {
  content: "";
  position: absolute;
  top: 50%;
  left: -14px;
  width: 14px;
  height: 1px;
  background: var(--line-strong);
}

.zhihuilu-block-content .home-method-step > span {
  color: var(--accent);
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0;
}

.zhihuilu-block-content .home-method-step strong {
  color: var(--ink-strong);
  font-size: 1.08rem;
}

.zhihuilu-block-content .home-method-step small {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.zhihuilu-block-content .enterprise-service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.zhihuilu-block-content .enterprise-service-card,
.zhihuilu-block-content .enterprise-diagnosis-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 22px;
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.zhihuilu-block-content .enterprise-service-card:hover {
  border-color: var(--accent-2);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.zhihuilu-block-content .enterprise-service-topic {
  color: var(--accent-2-dark);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0;
}

.zhihuilu-block-content .enterprise-service-card h3,
.zhihuilu-block-content .enterprise-diagnosis-card h2 {
  margin: 0;
  color: var(--ink-strong);
  font-size: 1.16rem;
}

.zhihuilu-block-content .enterprise-service-card p,
.zhihuilu-block-content .enterprise-diagnosis-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.zhihuilu-block-content .enterprise-service-card a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: auto;
  padding-top: 12px;
  color: var(--accent-2-dark);
  font-size: 0.92rem;
  font-weight: 700;
}

.zhihuilu-block-content .enterprise-diagnosis-card {
  border-color: var(--accent);
  background: linear-gradient(180deg, #ffffff, var(--accent-faint));
}

.zhihuilu-block-content .enterprise-diagnosis-card .button {
  width: 100%;
  margin-top: auto;
}

.zhihuilu-block-content .home-platform-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 24px;
}

.zhihuilu-block-content .home-platform-flow span {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 14px;
  background: var(--surface);
  color: var(--ink-strong);
  font-size: 0.92rem;
  font-weight: 700;
}

.zhihuilu-block-content .home-platform-flow span + span::before {
  content: "";
  position: absolute;
  top: calc(50% - 0.5px);
  left: -10px;
  width: 10px;
  height: 1px;
  background: var(--line-strong);
}

@media (max-width: 1024px) {
  .zhihuilu-block-content .home-problem-grid,
  .zhihuilu-block-content .enterprise-service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .zhihuilu-block-content .home-method-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .zhihuilu-block-content .home-method-step + .home-method-step::before {
    display: none;
  }
}

@media (max-width: 768px) {
  .zhihuilu-block-content .home-problem-grid,
  .zhihuilu-block-content .enterprise-service-grid {
    gap: 14px;
  }

  .zhihuilu-block-content .home-platform-flow {
    gap: 8px;
    margin-bottom: 20px;
  }
}

@media (max-width: 640px) {
  .zhihuilu-block-content .home-problem-grid,
  .zhihuilu-block-content .home-method-flow,
  .zhihuilu-block-content .enterprise-service-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .zhihuilu-block-content .home-problem-card,
  .zhihuilu-block-content .home-method-step,
  .zhihuilu-block-content .enterprise-service-card,
  .zhihuilu-block-content .enterprise-diagnosis-card {
    padding: 20px;
  }
}

/* --- /ask/ AI 深度解析（v1.7.119） --- */
.zhihuilu-chat-deep-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
}
.zhihuilu-chat-deep-actions small {
  color: #64748b;
  font-size: 12px;
}
.zhihuilu-chat-deep-btn {
  border: 1px solid #1d4ed8;
  background: #1d4ed8;
  color: #fff;
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}
.zhihuilu-chat-deep-btn:hover { background: #1e40af; }
.zhihuilu-chat-answer-deep { border-left: 3px solid #1d4ed8; padding-left: 14px; }
.zhihuilu-chat-deep-body p { margin: 0 0 10px; line-height: 1.75; }
.zhihuilu-chat-deep-body p:last-child { margin-bottom: 0; }
.zhihuilu-chat-deep-loading { color: #64748b; }
.zhihuilu-chat-cite a {
  color: #1d4ed8;
  text-decoration: none;
  font-weight: 600;
  font-size: 12px;
  margin-left: 2px;
}
.zhihuilu-chat-cite a:hover { text-decoration: underline; }

/* v1.7.122: 品牌块改为链接回首页 */
a.zhihuilu-chat-brand {
  text-decoration: none;
  cursor: pointer;
}
a.zhihuilu-chat-brand:focus-visible {
  outline: 2px solid #3478f6;
  outline-offset: 4px;
  border-radius: 6px;
}
a.zhihuilu-chat-brand:hover .zhihuilu-chat-brand-mark {
  opacity: 0.85;
}

/* v1.7.123: /ask/ 对话开始后的空状态处理 */
/* 1) hidden 属性此前被 display:flex 作者样式覆盖，导致空状态块永不隐藏 */
body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-empty[hidden],
body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-log[hidden] {
  display: none !important;
}
/* 2) 对话开始后：隐藏欢迎文案，推荐问题按钮常驻顶部可继续点击 */
body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-empty.ask-started {
  flex: 0 0 auto;
  padding-bottom: clamp(10px, 2vh, 20px);
}
body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-empty.ask-started h1,
body.zhihuilu-block-page-ask .zhihuilu-block-content .zhihuilu-chat-empty.ask-started > p {
  display: none;
}