.page-disclaimer {
  --clause-gap: clamp(18px, 2.4vw, 28px);
  --decl-line: rgba(110, 140, 168, 0.28);
  padding-bottom: clamp(56px, 8vw, 96px);
  background-image:
    linear-gradient(rgba(56, 242, 208, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 242, 208, 0.045) 1px, transparent 1px);
  background-size: 72px 72px, 72px 72px;
  background-position: center top;
}

.page-disclaimer .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disclaimer-hero {
  max-width: 44em;
  padding-bottom: clamp(6px, 1.4vw, 14px);
}

.page-disclaimer .disclaimer-hero h1 {
  margin: 12px 0 18px;
  font-size: clamp(28px, 6vw, 52px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-disclaimer .disclaimer-hero__lede {
  margin: 0;
  font-size: clamp(15.5px, 1.7vw, 17.5px);
  line-height: 1.8;
  color: rgba(234, 246, 255, 0.84);
}

.page-disclaimer .disclaimer-hero__note {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--c-cyan);
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-dim);
}

/* ---------- 摘要卡 ---------- */
.page-disclaimer .disclaimer-brief {
  position: relative;
  margin-top: clamp(26px, 4vw, 42px);
  border-radius: var(--radius-l);
  border: 1px solid rgba(56, 242, 208, 0.3);
  background: linear-gradient(135deg, rgba(11, 35, 64, 0.96), rgba(6, 20, 38, 0.99));
  box-shadow: var(--shadow-2);
  overflow: hidden;
}

.page-disclaimer .disclaimer-brief__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  pointer-events: none;
}

.page-disclaimer .disclaimer-brief__body {
  position: relative;
  padding: clamp(20px, 4vw, 38px);
}

.page-disclaimer .disclaimer-brief__title {
  margin: 0 0 clamp(16px, 2.6vw, 24px);
  font-size: clamp(17px, 2.4vw, 21px);
  letter-spacing: -0.01em;
  color: var(--c-cyan-soft);
}

.page-disclaimer .brief-grid {
  display: grid;
  gap: clamp(14px, 2.4vw, 22px);
}

.page-disclaimer .brief-item {
  padding-left: 14px;
  border-left: 1px solid rgba(56, 242, 208, 0.32);
}

.page-disclaimer .brief-item p {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(234, 246, 255, 0.8);
}

.page-disclaimer .brief-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  font-weight: 700;
}

.page-disclaimer .brief-tag--cyan {
  color: var(--c-deep);
  background: var(--c-cyan);
}

.page-disclaimer .brief-tag--coral {
  color: var(--c-deep);
  background: var(--c-coral);
}

.page-disclaimer .brief-tag--gold {
  color: var(--c-deep);
  background: var(--c-gold);
}

/* ---------- 目录 + 条款 ---------- */
.page-disclaimer .disclaimer-layout {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  margin-top: clamp(30px, 5vw, 56px);
}

.page-disclaimer .clause-toc {
  padding: 16px 18px;
  border: 1px solid var(--decl-line);
  border-radius: var(--radius-m);
  background: rgba(11, 35, 64, 0.72);
}

.page-disclaimer .clause-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--c-dim);
}

.page-disclaimer .clause-toc ol {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-disclaimer .clause-toc a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border-radius: 999px;
  border: 1px solid rgba(110, 140, 168, 0.34);
  background: rgba(6, 20, 38, 0.6);
  color: var(--c-ink);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.22s var(--ease), color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-disclaimer .clause-toc a:hover,
.page-disclaimer .clause-toc a:focus-visible {
  border-color: var(--c-cyan);
  color: var(--c-cyan-soft);
  background: rgba(56, 242, 208, 0.1);
}

.page-disclaimer .clause-toc .toc-num {
  font-size: 11px;
  color: var(--c-cyan);
}

.page-disclaimer .clause-region {
  display: grid;
  gap: var(--clause-gap);
  min-width: 0;
}

.page-disclaimer .clause-card {
  position: relative;
  padding: clamp(20px, 3.2vw, 34px);
  border: 1px solid var(--decl-line);
  border-radius: var(--radius-m);
  background:
    linear-gradient(158deg, rgba(16, 46, 74, 0.94), rgba(11, 35, 64, 0.96));
  scroll-margin-top: 108px;
  overflow: hidden;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-disclaimer .clause-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--c-cyan), rgba(56, 242, 208, 0) 72%);
  opacity: 0.7;
}

.page-disclaimer .clause-card::after {
  content: "";
  position: absolute;
  top: 14px;
  right: 14px;
  width: 34px;
  height: 1px;
  background: rgba(56, 242, 208, 0.5);
}

.page-disclaimer .clause-card:target {
  border-color: rgba(56, 242, 208, 0.75);
  box-shadow: 0 0 0 1px rgba(56, 242, 208, 0.35), var(--shadow-2);
}

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

.page-disclaimer .clause-num {
  flex: none;
  margin-top: 4px;
  padding: 4px 9px;
  border-radius: 6px;
  background: var(--c-cyan);
  color: var(--c-deep);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.page-disclaimer .clause-card h2 {
  margin: 0;
  font-size: clamp(18px, 2.6vw, 23px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--c-ink);
}

.page-disclaimer .clause-body p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.82;
  color: rgba(234, 246, 255, 0.82);
}

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

.page-disclaimer .clause-more {
  margin-top: 16px;
  padding-top: 13px;
  border-top: 1px dashed rgba(110, 140, 168, 0.4);
}

.page-disclaimer .clause-more summary {
  display: flex;
  align-items: center;
  gap: 9px;
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--c-cyan-soft);
}

.page-disclaimer .clause-more summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .clause-more summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
  color: var(--c-cyan);
}

.page-disclaimer .clause-more[open] summary::before {
  content: "–";
}

.page-disclaimer .clause-more summary:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

.page-disclaimer .clause-more p {
  margin: 12px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-dim);
}

/* ---------- 页尾入口 ---------- */
.page-disclaimer .disclaimer-hook {
  margin-top: clamp(38px, 6vw, 72px);
}

.page-disclaimer .disclaimer-hook h2 {
  margin: 0 0 clamp(16px, 2.6vw, 24px);
  font-size: clamp(19px, 2.8vw, 26px);
  letter-spacing: -0.01em;
}

.page-disclaimer .hook-grid {
  display: grid;
  gap: 12px;
}

.page-disclaimer .hook-card {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  border: 1px solid var(--decl-line);
  border-radius: var(--radius-s);
  background: rgba(11, 35, 64, 0.66);
  text-decoration: none;
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease), background 0.24s var(--ease);
}

.page-disclaimer .hook-card:hover,
.page-disclaimer .hook-card:focus-visible {
  border-color: var(--c-cyan);
  background: rgba(56, 242, 208, 0.08);
  transform: translateY(-2px);
}

.page-disclaimer .hook-card__label {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-coral);
}

.page-disclaimer .hook-card__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-ink);
}

.page-disclaimer .hook-card__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-dim);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .brief-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .hook-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .disclaimer-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .clause-toc {
    position: sticky;
    top: 96px;
  }

  .page-disclaimer .clause-toc ol {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    overflow: visible;
    gap: 4px;
  }

  .page-disclaimer .clause-toc a {
    border-radius: 10px;
    border-color: transparent;
    background: transparent;
    white-space: normal;
    padding: 9px 10px;
    font-size: 13.5px;
  }

  .page-disclaimer .hook-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause-toc a,
  .page-disclaimer .clause-card,
  .page-disclaimer .hook-card {
    transition: none;
  }

  .page-disclaimer .hook-card:hover,
  .page-disclaimer .hook-card:focus-visible {
    transform: none;
  }
}

@media print {
  .page-disclaimer {
    background-image: none;
    padding-bottom: 0;
  }

  .page-disclaimer .disclaimer-brief__img,
  .page-disclaimer .clause-toc {
    display: none;
  }

  .page-disclaimer .clause-card {
    border: 1px solid #999;
    background: #fff;
    color: #111;
    break-inside: avoid;
  }

  .page-disclaimer .clause-card h2,
  .page-disclaimer .clause-body p,
  .page-disclaimer .clause-more p {
    color: #111;
  }

  .page-disclaimer .clause-num {
    background: #eee;
    color: #111;
  }
}