.page-disclaimer {
  --ink-strong: rgba(26, 22, 20, 0.88);
  --ink-soft: rgba(26, 22, 20, 0.7);
  --ink-faint: rgba(26, 22, 20, 0.46);
  --inverse-soft: rgba(237, 243, 248, 0.76);
  --inverse-faint: rgba(237, 243, 248, 0.56);
  max-width: var(--wrap);
  margin-inline: auto;
  padding: 24px 16px 72px;
  color: var(--bright);
}

/* ---------- 页头 ---------- */
.page-disclaimer .terms-head {
  position: relative;
  padding: 6px 0 26px;
  margin-bottom: 26px;
}

.page-disclaimer .terms-head::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--amber) 0%, var(--amber-deep) 32%, var(--cyan) 100%);
  opacity: 0.85;
}

.page-disclaimer .terms-kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--frost);
}

.page-disclaimer .terms-title {
  margin: 14px 0 16px;
  font-family: var(--font-display);
  font-size: clamp(27px, 6.4vw, 44px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--bright);
  max-width: 24ch;
}

.page-disclaimer .terms-head .page-lede {
  margin: 0 0 20px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--inverse-soft);
  max-width: 56ch;
}

.page-disclaimer .terms-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .terms-facts li {
  padding: 6px 14px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--inverse-soft);
  background: rgba(18, 42, 64, 0.62);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-pill);
}

.page-disclaimer .terms-facts .mono {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.04em;
}

.page-disclaimer .terms-version {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
}

.page-disclaimer .terms-version-label {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--frost);
}

.page-disclaimer .ver-copy {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--navy-900);
  background: var(--amber);
  border: 0;
  border-radius: var(--radius-s);
  padding: 7px 15px;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-disclaimer .ver-copy:hover,
.page-disclaimer .ver-copy:focus-visible {
  background: var(--amber-deep);
  color: var(--bright);
}

.page-disclaimer .ver-copy[data-copied] {
  background: var(--cyan);
  color: var(--navy-900);
}

.page-disclaimer .terms-version-hint {
  font-size: 12px;
  color: var(--inverse-faint);
}

/* ---------- 主体两栏 ---------- */
.page-disclaimer .terms-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.page-disclaimer .terms-index {
  padding: 14px 12px;
  background: rgba(18, 42, 64, 0.55);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-m);
}

.page-disclaimer .terms-index-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--frost);
}

.page-disclaimer .terms-index-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .terms-index-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 10px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--inverse-soft);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: var(--radius-s);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .terms-index-list a .mono {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--frost);
}

.page-disclaimer .terms-index-list a:hover {
  background: rgba(27, 58, 87, 0.72);
  color: var(--bright);
}

.page-disclaimer .terms-index-list a[aria-current="location"] {
  color: var(--bright);
  background: rgba(27, 58, 87, 0.86);
  border-left-color: var(--cyan);
}

.page-disclaimer .terms-index-list a[aria-current="location"] .mono {
  color: var(--cyan);
}

/* ---------- 纸张正文 ---------- */
.page-disclaimer .terms-body {
  position: relative;
  padding: 24px 18px 30px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid rgba(201, 191, 174, 0.75);
  border-radius: var(--radius-m);
  box-shadow: 0 14px 0 -8px rgba(201, 191, 174, 0.28), 0 26px 44px -30px rgba(0, 0, 0, 0.7);
}

.page-disclaimer .terms-body::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(26, 22, 20, 0.1);
  border-radius: 4px;
  pointer-events: none;
}

.page-disclaimer .clause {
  padding: 24px 0 26px;
  border-top: 1px solid var(--line-paper);
  scroll-margin-top: 96px;
}

.page-disclaimer .clause:first-child {
  padding-top: 6px;
  border-top: 0;
}

.page-disclaimer .clause:last-child {
  padding-bottom: 4px;
}

.page-disclaimer .clause-head {
  display: flex;
  align-items: baseline;
  gap: 13px;
  margin-bottom: 14px;
}

.page-disclaimer .clause-num {
  font-family: var(--font-mono);
  font-size: 25px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--amber-deep);
}

.page-disclaimer .clause-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .clause p {
  margin: 0 0 13px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--ink-soft);
  max-width: 64ch;
}

.page-disclaimer .clause p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause a {
  color: var(--amber-deep);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-disclaimer .clause a:hover {
  color: var(--alert);
}

.page-disclaimer .inline-ver {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--amber-deep);
  background: rgba(242, 163, 60, 0.16);
  border-radius: 4px;
  padding: 1px 6px;
  letter-spacing: 0.03em;
}

.page-disclaimer .clause-list {
  margin: 0 0 13px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-disclaimer .clause-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-strong);
}

.page-disclaimer .clause-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber-deep);
}

.page-disclaimer .clause-list li .mono {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.03em;
}

.page-disclaimer .clause-note {
  padding-left: 12px;
  border-left: 2px solid rgba(217, 130, 27, 0.5);
  font-size: 13.5px !important;
  color: var(--ink-faint) !important;
}

/* ---------- 版本轨道 ---------- */
.page-disclaimer .version-track {
  margin: 18px 0 22px;
  padding: 12px 12px 8px;
  background: var(--navy-900);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-m);
}

.page-disclaimer .version-track-scroll {
  overflow-x: auto;
  overflow-y: hidden;
}

.page-disclaimer .version-track svg {
  display: block;
  width: 100%;
  min-width: 460px;
  height: auto;
}

.page-disclaimer .vt-axis {
  stroke: var(--frost);
  stroke-opacity: 0.45;
  stroke-width: 2;
}

.page-disclaimer .vt-node {
  fill: var(--navy-700);
  stroke: var(--frost);
  stroke-width: 2;
}

.page-disclaimer .vt-node--now {
  fill: var(--amber);
  stroke: var(--amber);
}

.page-disclaimer .vt-label {
  fill: var(--bright);
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.04em;
}

.page-disclaimer .vt-label--now {
  fill: var(--amber);
  font-weight: 700;
  font-size: 16px;
}

.page-disclaimer .vt-sub {
  fill: var(--frost);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
}

.page-disclaimer .version-track figcaption {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--inverse-faint);
}

/* ---------- 版本口径对照表 ---------- */
.page-disclaimer .version-table {
  width: 100%;
  margin: 0 0 8px;
  border-collapse: collapse;
  font-size: 14px;
  table-layout: fixed;
}

.page-disclaimer .version-table caption {
  padding-bottom: 10px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--ink-faint);
}

.page-disclaimer .version-table th {
  padding: 8px 8px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  border-bottom: 1px solid rgba(26, 22, 20, 0.3);
}

.page-disclaimer .version-table th:nth-child(1) { width: 22%; }
.page-disclaimer .version-table th:nth-child(2) { width: 26%; }

.page-disclaimer .version-table td {
  padding: 12px 8px;
  vertical-align: top;
  line-height: 1.7;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line-paper);
  transition: background var(--dur) var(--ease);
}

.page-disclaimer .version-table tbody tr:hover td {
  background: rgba(242, 163, 60, 0.09);
}

.page-disclaimer .version-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-disclaimer .version-table td.mono {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-disclaimer .version-table .tag {
  display: inline-block;
  white-space: nowrap;
}

.page-disclaimer .cell-advice {
  font-size: 13.5px;
}

.page-disclaimer .row-extra {
  display: block;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  margin-top: 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--ink-faint);
  transition: max-height 220ms var(--ease), opacity var(--dur) var(--ease), margin-top var(--dur) var(--ease);
}

.page-disclaimer .version-table tbody tr:hover .row-extra,
.page-disclaimer .version-table tbody tr:focus-within .row-extra {
  max-height: 96px;
  opacity: 1;
  margin-top: 6px;
}

/* ---------- 归档配图 ---------- */
.page-disclaimer .archive-figure {
  margin: 6px 0 16px;
  background: var(--navy-900);
  border: 1px solid var(--line-paper);
  border-radius: var(--radius-s);
  overflow: hidden;
}

.page-disclaimer .archive-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.page-disclaimer .archive-figure figcaption {
  padding: 10px 14px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--inverse-soft);
  background: var(--navy-800);
  border-top: 1px solid var(--line-dark);
}

/* ---------- 联络条 ---------- */
.page-disclaimer .contact-lines {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-disclaimer .contact-lines li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 9px 12px;
  font-size: 14.5px;
  color: var(--ink-strong);
  background: rgba(201, 191, 174, 0.28);
  border-left: 3px solid var(--amber-deep);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
}

.page-disclaimer .contact-label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
}

/* ---------- 引用格式条 ---------- */
.page-disclaimer .cite-block {
  margin-top: 26px;
  padding: 20px 18px 22px;
  background: linear-gradient(135deg, rgba(18, 42, 64, 0.95) 0%, rgba(11, 24, 38, 0.95) 100%);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-m);
}

.page-disclaimer .cite-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--bright);
}

.page-disclaimer .cite-sample {
  margin: 0 0 16px;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: var(--cyan);
  background: rgba(11, 24, 38, 0.9);
  border: 1px dashed rgba(75, 224, 208, 0.42);
  border-radius: var(--radius-s);
  word-break: break-word;
}

.page-disclaimer .cite-copy {
  display: inline-block;
  padding: 9px 20px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--navy-900);
  background: var(--amber);
  border: 0;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-disclaimer .cite-copy:hover,
.page-disclaimer .cite-copy:focus-visible {
  background: var(--amber-deep);
  color: var(--bright);
}

.page-disclaimer .cite-copy[data-copied] {
  background: var(--cyan);
  color: var(--navy-900);
}

/* ---------- 窄屏 ---------- */
@media (max-width: 639px) {
  .page-disclaimer {
    padding: 20px 14px 60px;
  }

  .page-disclaimer .terms-index-list {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 4px;
  }

  .page-disclaimer .terms-index-list a {
    padding: 7px 8px;
    font-size: 12.5px;
  }

  .page-disclaimer .terms-body {
    padding: 22px 15px 26px;
  }

  .page-disclaimer .terms-body::before {
    inset: 6px;
  }

  .page-disclaimer .clause-num {
    font-size: 21px;
  }

  .page-disclaimer .clause-title {
    font-size: 17.5px;
  }

  .page-disclaimer .clause p,
  .page-disclaimer .clause-list li {
    font-size: 14.5px;
  }

  .page-disclaimer .version-table {
    font-size: 13px;
  }

  .page-disclaimer .version-table th,
  .page-disclaimer .version-table td {
    padding: 9px 6px;
  }
}

/* ---------- 宽屏栅格 ---------- */
@media (min-width: 900px) {
  .page-disclaimer {
    padding: 32px 28px 96px;
  }

  .page-disclaimer .terms-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 40px;
  }

  .page-disclaimer .terms-index {
    position: sticky;
    top: 96px;
  }

  .page-disclaimer .terms-body {
    padding: 34px 34px 40px;
  }

  .page-disclaimer .terms-head .page-lede {
    font-size: 17px;
  }

  .page-disclaimer .clause {
    padding: 30px 0 32px;
  }

  .page-disclaimer .clause-title {
    font-size: 22px;
  }

  .page-disclaimer .clause p {
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .ver-copy,
  .page-disclaimer .cite-copy,
  .page-disclaimer .terms-index-list a,
  .page-disclaimer .version-table td,
  .page-disclaimer .row-extra {
    transition: none;
  }
}