.page-disclaimer {
  --doc-soft: rgba(244, 246, 251, 0.64);
  --doc-faint: rgba(244, 246, 251, 0.4);
  --doc-line: rgba(199, 210, 229, 0.24);
  --doc-body-ink: rgba(11, 15, 26, 0.84);
  --doc-num-idle: rgba(13, 132, 121, 0.5);
  display: block;
  background: var(--c-deep);
  color: var(--c-paper);
}

/* ---------- 首屏 ---------- */

.page-disclaimer .doc-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 26px) 0 52px;
  background: var(--c-deep);
}

.page-disclaimer .doc-hero__visual {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-disclaimer .doc-hero__visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: 72% 38%;
  opacity: 0.24;
}

.page-disclaimer .doc-hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10, 22, 51, 0.58) 0%, rgba(10, 22, 51, 0.88) 56%, var(--c-deep) 100%);
}

.page-disclaimer .doc-hero .shell {
  position: relative;
  z-index: 1;
}

.page-disclaimer .crumbs-list {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--doc-faint);
}

.page-disclaimer .crumbs-list li + li::before {
  content: "/";
  margin: 0 8px;
  color: rgba(53, 230, 210, 0.45);
}

.page-disclaimer .crumbs-list a {
  color: var(--doc-faint);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-disclaimer .crumbs-list a:hover,
.page-disclaimer .crumbs-list a:focus-visible {
  color: var(--c-neon);
}

.page-disclaimer .doc-hero .eyebrow {
  margin: 0 0 16px;
  color: var(--c-neon);
}

.page-disclaimer .doc-hero h1 {
  margin: 0;
  max-width: 18ch;
  color: var(--c-paper);
}

.page-disclaimer .doc-hero__lead {
  max-width: 62ch;
  margin: 22px 0 0;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--doc-soft);
}

.page-disclaimer .doc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 30px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--doc-line);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--doc-faint);
}

/* ---------- 条款索引 ---------- */

.page-disclaimer .doc-index {
  background: var(--c-night);
  border-top: 1px solid var(--doc-line);
  border-bottom: 1px solid var(--doc-line);
  padding: 32px 0 34px;
}

.page-disclaimer .doc-index .eyebrow {
  margin: 0;
  color: var(--c-violet);
}

.page-disclaimer .doc-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-disclaimer .doc-index__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 15px;
  border: 1px solid var(--doc-line);
  border-left: 2px solid rgba(53, 230, 210, 0.5);
  border-radius: var(--radius);
  background: var(--neon-08);
  color: var(--c-paper);
  text-decoration: none;
  font-size: var(--fs-14);
  line-height: 1.4;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-disclaimer .doc-index__list a:hover,
.page-disclaimer .doc-index__list a:focus-visible {
  background: var(--neon-18);
  border-color: var(--c-neon);
  transform: translateY(-2px);
}

.page-disclaimer .doc-index__num {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--c-neon);
}

/* ---------- 条款正文 ---------- */

.page-disclaimer .doc-body {
  background: var(--c-paper);
  color: var(--c-ink);
  padding: 10px 0 84px;
}

.page-disclaimer .clause {
  display: grid;
  gap: 14px;
  padding: 40px 0;
  border-top: 1px solid var(--c-rule);
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-disclaimer .clause:first-of-type {
  border-top: 0;
  padding-top: 34px;
}

.page-disclaimer .clause__main {
  min-width: 0;
}

.page-disclaimer .clause__num {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--doc-num-idle);
  transition: color 0.4s var(--ease);
}

.page-disclaimer .clause[data-revealed] .clause__num {
  color: var(--c-neon-ink);
}

.page-disclaimer .clause__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: var(--fs-20);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--c-ink);
}

.page-disclaimer .clause__body p {
  max-width: 68ch;
  margin: 0 0 14px;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--doc-body-ink);
}

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

.page-disclaimer .clause__body a {
  color: var(--c-neon-ink);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.2s var(--ease);
}

.page-disclaimer .clause__body a:hover,
.page-disclaimer .clause__body a:focus-visible {
  color: var(--c-amber);
}

/* ---------- 页尾回链 ---------- */

.page-disclaimer .doc-exit {
  background: var(--c-deep);
  border-top: 1px solid var(--doc-line);
  padding: 52px 0 76px;
}

.page-disclaimer .doc-exit__card {
  display: grid;
  gap: 24px;
  padding: 28px 24px;
  border: 1px solid var(--doc-line);
  border-radius: var(--radius);
  background: rgba(19, 36, 71, 0.72);
}

.page-disclaimer .doc-exit__card h2 {
  margin: 0 0 12px;
  color: var(--c-paper);
}

.page-disclaimer .doc-exit__text {
  max-width: 58ch;
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--doc-soft);
}

.page-disclaimer .doc-exit__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-disclaimer .doc-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  border: 1px solid rgba(199, 210, 229, 0.34);
  border-radius: var(--radius);
  background: rgba(244, 246, 251, 0.06);
  box-shadow: 3px 3px 0 rgba(199, 210, 229, 0.14);
  color: var(--c-paper);
  font-family: var(--font-body);
  font-size: var(--fs-14);
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .doc-btn:hover,
.page-disclaimer .doc-btn:focus-visible {
  transform: translate(-1px, -1px);
  border-color: var(--c-neon);
  background: var(--neon-08);
  box-shadow: 5px 5px 0 rgba(53, 230, 210, 0.28);
}

.page-disclaimer .doc-btn--primary {
  border-color: var(--c-amber);
  background: var(--c-amber);
  color: #201004;
  box-shadow: 3px 3px 0 rgba(255, 138, 61, 0.3);
}

.page-disclaimer .doc-btn--primary:hover,
.page-disclaimer .doc-btn--primary:focus-visible {
  border-color: var(--c-amber);
  background: var(--c-amber);
  box-shadow: 5px 5px 0 rgba(255, 138, 61, 0.45);
}

/* ---------- 平板与桌面 ---------- */

@media (min-width: 760px) {
  .page-disclaimer .doc-hero {
    padding: calc(var(--header-h) + 42px) 0 68px;
  }

  .page-disclaimer .doc-index {
    padding: 38px 0 40px;
  }

  .page-disclaimer .doc-exit__card {
    padding: 34px 36px;
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .clause {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    column-gap: 56px;
    padding: 56px 0;
  }

  .page-disclaimer .clause:first-of-type {
    padding-top: 48px;
  }

  .page-disclaimer .clause__title {
    font-size: var(--fs-28);
  }

  .page-disclaimer .doc-exit__card {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 40px;
    padding: 36px 40px;
  }

  .page-disclaimer .doc-exit__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1320px) {
  .page-disclaimer .clause {
    column-gap: 72px;
  }
}

/* ---------- 动效偏好 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-index__list a,
  .page-disclaimer .doc-btn,
  .page-disclaimer .clause__num {
    transition: none;
  }

  .page-disclaimer .doc-index__list a:hover,
  .page-disclaimer .doc-btn:hover {
    transform: none;
  }
}