.page-disclaimer {
  --doc-rule: rgba(23, 40, 74, .14);
  --doc-quiet: rgba(244, 235, 221, .6);
  padding-bottom: 8px;
}

.page-disclaimer .breadcrumb {
  margin: 16px 0 12px;
  font-size: .8rem;
}

/* 首屏 */
.page-disclaimer .doc-hero {
  position: relative;
  overflow: hidden;
  margin-top: 4px;
  padding: clamp(26px, 5vw, 54px) clamp(20px, 4vw, 48px) clamp(24px, 4vw, 40px);
  background:
    linear-gradient(158deg, var(--indigo-700) 0%, var(--indigo-900) 64%),
    var(--indigo-900);
  color: var(--sand);
  border-radius: var(--radius);
}

.page-disclaimer .doc-hero::after {
  content: "";
  position: absolute;
  inset: auto -18% -62% 42%;
  height: 240px;
  background: radial-gradient(closest-side, rgba(201, 162, 39, .2), transparent 72%);
  pointer-events: none;
}

.page-disclaimer .doc-hero::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, var(--crimson), var(--gold) 48%, var(--turquoise));
}

.page-disclaimer .doc-hero__side {
  position: absolute;
  top: 26px;
  right: 12px;
  writing-mode: vertical-rl;
  font-family: var(--font-num);
  font-size: .66rem;
  letter-spacing: .38em;
  color: rgba(244, 235, 221, .38);
}

.page-disclaimer .doc-hero__eyebrow {
  position: relative;
  margin: 0;
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .28em;
  color: var(--turquoise-soft);
}

.page-disclaimer .doc-hero h1 {
  position: relative;
  margin: .35em 0 .4em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.95rem, 6vw, 3.3rem);
  line-height: 1.14;
  letter-spacing: .01em;
  color: var(--sand-hi);
}

.page-disclaimer .doc-hero__lead {
  position: relative;
  max-width: 40em;
  margin: 0;
  font-size: clamp(.94rem, 2.4vw, 1.02rem);
  line-height: 1.85;
  color: rgba(244, 235, 221, .84);
}

.page-disclaimer .doc-hero__meta {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.page-disclaimer .doc-chip {
  display: inline-block;
  padding: 5px 11px;
  font-size: .72rem;
  letter-spacing: .04em;
  color: rgba(244, 235, 221, .78);
  border: 1px solid rgba(244, 235, 221, .28);
  border-radius: var(--radius);
  white-space: nowrap;
}

.page-disclaimer .doc-chip--gold {
  color: var(--gold);
  border-color: rgba(201, 162, 39, .55);
}

.page-disclaimer .doc-chip--turq {
  color: var(--turquoise-soft);
  border-color: rgba(124, 201, 190, .45);
}

/* 文档布局 */
.page-disclaimer .doc-layout {
  display: grid;
  gap: 30px;
  margin: 30px 0 48px;
}

/* 右侧纵向索引 */
.page-disclaimer .doc-aside {
  padding-top: 12px;
  border-top: 2px solid var(--crimson);
}

.page-disclaimer .aside-label {
  margin: 0 0 10px;
  font-family: var(--font-num);
  font-size: .7rem;
  letter-spacing: .24em;
  color: var(--ink-mute);
}

.page-disclaimer .index-rail {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .index-rail__link {
  flex: 0 0 auto;
  padding: 6px 10px;
  font-size: .84rem;
  line-height: 1.4;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: color 120ms ease, border-color 120ms ease;
}

.page-disclaimer .index-rail__link:hover {
  color: var(--link);
}

.page-disclaimer .index-rail__link.is-active {
  color: var(--crimson);
  font-weight: 500;
  border-bottom-color: var(--crimson);
}

.page-disclaimer .aside-note {
  display: none;
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--doc-rule);
  font-size: .78rem;
  line-height: 1.8;
  color: var(--ink-mute);
}

/* 条款正文 */
.page-disclaimer .doc-section {
  padding: 26px 0 6px;
  border-top: 1px solid var(--doc-rule);
  scroll-margin-top: 100px;
}

.page-disclaimer .doc-section:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.page-disclaimer .doc-section h2 {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.28rem, 3.4vw, 1.72rem);
  line-height: 1.35;
  color: var(--ink);
}

.page-disclaimer .doc-section h2 .num {
  font-family: var(--font-num);
  font-size: .78rem;
  font-weight: 400;
  letter-spacing: .1em;
  color: var(--crimson);
}

.page-disclaimer .doc-section p {
  max-width: 40em;
  margin: 0 0 14px;
  font-size: .96rem;
  line-height: 1.9;
  color: var(--ink-soft);
}

.page-disclaimer .doc-section p a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .doc-section p a:hover {
  color: var(--turquoise);
}

/* 基本规则 */
.page-disclaimer .rule-list {
  max-width: 40em;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .rule-list li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--doc-rule);
  font-size: .95rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-disclaimer .rule-list li:last-child {
  border-bottom: 0;
}

.page-disclaimer .rule-num {
  font-family: var(--font-num);
  font-size: .8rem;
  letter-spacing: .06em;
  color: var(--crimson);
  padding-top: 3px;
}

/* 时间轴 */
.page-disclaimer .timeline {
  max-width: 40em;
  margin: 8px 0 18px;
  padding: 0;
  list-style: none;
  border-left: 1px solid var(--line-strong);
}

.page-disclaimer .timeline__item {
  position: relative;
  padding: 0 0 20px 22px;
}

.page-disclaimer .timeline__item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: .55em;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 3px var(--bg);
}

.page-disclaimer .timeline__time {
  margin: 0 0 2px;
  font-family: var(--font-num);
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--gold-ink);
}

.page-disclaimer .timeline__title {
  margin: 0 0 4px;
  font-size: .95rem;
  font-weight: 500;
  line-height: 1.6;
  color: var(--ink);
}

.page-disclaimer .timeline__body {
  margin: 0;
  font-size: .88rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* 更新摘要 */
.page-disclaimer .update-details {
  max-width: 40em;
  padding: 12px 16px;
  background: var(--surface-2);
  border: 1px solid var(--doc-rule);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
}

.page-disclaimer .update-details summary {
  cursor: pointer;
  font-size: .92rem;
  font-weight: 500;
  color: var(--ink);
}

.page-disclaimer .update-details summary::marker {
  color: var(--turquoise);
}

.page-disclaimer .update-details summary:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.page-disclaimer .update-details p {
  margin: 10px 0 2px;
  max-width: none;
  font-size: .9rem;
  line-height: 1.85;
}

/* 联系面板 */
.page-disclaimer .contact-panel {
  max-width: 40em;
  margin-top: 6px;
  padding: 20px;
  background: var(--surface-2);
  border: 1px solid var(--doc-rule);
  border-radius: var(--radius);
}

.page-disclaimer .copy-email {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-body);
  text-align: left;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 120ms ease, transform 120ms ease;
}

.page-disclaimer .copy-email:hover {
  border-color: var(--turquoise);
  transform: translateY(-2px);
}

.page-disclaimer .copy-email:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.page-disclaimer .copy-email__text {
  font-family: var(--font-num);
  font-size: .95rem;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-disclaimer .copy-email__hint {
  font-size: .75rem;
  color: var(--turquoise);
}

.page-disclaimer .copy-email__status {
  font-size: .75rem;
  color: var(--turquoise);
}

.page-disclaimer .contact-panel__line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 12px 0 0;
  font-size: .92rem;
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: none;
}

.page-disclaimer .contact-panel__label {
  flex: 0 0 68px;
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--ink-mute);
  padding-top: 2px;
}

.page-disclaimer .contact-panel__tip {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--doc-rule);
  font-size: .84rem;
  line-height: 1.8;
  color: var(--ink-mute);
  max-width: none;
}

.page-disclaimer .contact-panel__tip a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 页尾印章纹理 */
.page-disclaimer .doc-stamp {
  margin: 36px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--doc-rule);
}

.page-disclaimer .doc-stamp img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 14 / 8;
  object-fit: cover;
  border-radius: var(--radius);
  filter: saturate(.85);
}

.page-disclaimer .doc-stamp figcaption {
  margin-top: 10px;
  font-size: .76rem;
  line-height: 1.7;
  color: var(--ink-mute);
}

/* 平板与桌面 */
@media (min-width: 900px) {
  .page-disclaimer .doc-hero__side {
    right: 18px;
  }

  .page-disclaimer .doc-layout {
    grid-template-columns: minmax(0, 1fr) 216px;
    gap: 52px;
    align-items: start;
    margin-top: 40px;
  }

  .page-disclaimer .doc-aside {
    position: sticky;
    top: 96px;
    order: 2;
  }

  .page-disclaimer .doc-body {
    order: 1;
    min-width: 0;
  }

  .page-disclaimer .index-rail {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .index-rail__link {
    display: block;
    padding: 7px 0 7px 10px;
    border-bottom: 0;
    border-left: 2px solid transparent;
    white-space: normal;
  }

  .page-disclaimer .index-rail__link.is-active {
    border-bottom-color: transparent;
    border-left-color: var(--crimson);
  }

  .page-disclaimer .aside-note {
    display: block;
  }

  .page-disclaimer .doc-section {
    padding-top: 34px;
    scroll-margin-top: 110px;
  }

  .page-disclaimer .doc-section h2 {
    margin-bottom: 18px;
  }
}

@media (min-width: 1120px) {
  .page-disclaimer .doc-section p,
  .page-disclaimer .rule-list,
  .page-disclaimer .timeline,
  .page-disclaimer .update-details,
  .page-disclaimer .contact-panel {
    max-width: 42em;
  }
}

/* 打印留存 */
@media print {
  .page-disclaimer .doc-aside,
  .page-disclaimer .doc-stamp,
  .page-disclaimer .breadcrumb,
  .page-disclaimer .doc-hero::after,
  .page-disclaimer .doc-hero::before,
  .page-disclaimer .doc-hero__side {
    display: none !important;
  }

  .page-disclaimer .doc-hero {
    background: none;
    color: #000;
    border: 1px solid #666;
    padding: 16px;
  }

  .page-disclaimer .doc-hero h1,
  .page-disclaimer .doc-hero__lead,
  .page-disclaimer .doc-chip {
    color: #000;
    border-color: #666;
  }

  .page-disclaimer .doc-layout {
    display: block;
    margin: 16px 0 0;
  }

  .page-disclaimer .doc-section {
    break-inside: avoid;
    page-break-inside: avoid;
    border-top: 1px solid #999;
  }

  .page-disclaimer .copy-email {
    border: 1px solid #666;
  }

  .page-disclaimer .copy-email__hint,
  .page-disclaimer .copy-email__status {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .copy-email,
  .page-disclaimer .index-rail__link {
    transition: none;
  }

  .page-disclaimer .copy-email:hover {
    transform: none;
  }
}
<<<END>>>