.page-disclaimer {
  --doc-gutter: clamp(16px, 3.4vw, 40px);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-disclaimer .doc-hero {
  position: relative;
  padding: clamp(16px, 3vw, 28px) 0 clamp(28px, 4vw, 48px);
  border-bottom: 1px solid var(--line-1);
  overflow: hidden;
}

.page-disclaimer .doc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--line-1) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-1) 1px, transparent 1px);
  background-size: 72px 72px;
  background-position: left top;
  -webkit-mask-image: radial-gradient(130% 110% at 12% 0%, #000 0%, rgba(0, 0, 0, 0.28) 52%, transparent 88%);
  mask-image: radial-gradient(130% 110% at 12% 0%, #000 0%, rgba(0, 0, 0, 0.28) 52%, transparent 88%);
  pointer-events: none;
}

.page-disclaimer .doc-hero__inner {
  position: relative;
  max-width: 860px;
}

.page-disclaimer .doc-hero h1 {
  position: relative;
  margin: 10px 0 0;
  padding-left: 18px;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--c-mist);
}

.page-disclaimer .h1-mark {
  position: absolute;
  left: 0;
  top: 0.16em;
  width: 5px;
  height: 0.82em;
  background: var(--c-red);
}

.page-disclaimer .doc-hero__lead {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: var(--c-pale);
}

.page-disclaimer .doc-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--c-steel);
}

.page-disclaimer .doc-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-disclaimer .doc-hero__facts .mono {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--c-cyan);
  text-transform: uppercase;
}

.page-disclaimer .doc-hero__banner {
  position: relative;
  margin-top: clamp(22px, 3.4vw, 34px);
}

.page-disclaimer .doc-hero__banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 450;
  object-fit: cover;
  border: 1px solid var(--line-2);
  background: var(--c-midnight);
}

.page-disclaimer .doc-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.6vw, 48px);
  padding-top: clamp(26px, 4vw, 52px);
}

/* ---------- 条款索引 ---------- */
.page-disclaimer .doc-index {
  position: relative;
  padding: 16px 14px;
  border: 1px solid var(--line-1);
  background: rgba(7, 16, 31, 0.55);
}

.page-disclaimer .doc-index::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 32px;
  height: 32px;
  border-top: 1px solid var(--c-cyan);
  border-left: 1px solid var(--c-cyan);
  pointer-events: none;
}

.page-disclaimer .doc-index__title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-steel);
}

.page-disclaimer .doc-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-disclaimer .doc-index__list li {
  flex: 0 0 auto;
}

.page-disclaimer .doc-index__list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 11px;
  border: 1px solid var(--line-1);
  font-size: 13.5px;
  line-height: 1.4;
  color: var(--c-pale);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-disclaimer .doc-index__list a .mono {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-steel);
}

.page-disclaimer .doc-index__list a:hover,
.page-disclaimer .doc-index__list a:focus-visible {
  color: var(--c-mist);
  border-color: var(--line-3);
  background: rgba(56, 242, 208, 0.07);
  outline: none;
}

.page-disclaimer .doc-index__list a:hover .mono,
.page-disclaimer .doc-index__list a:focus-visible .mono {
  color: var(--c-cyan);
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .doc-body {
  min-width: 0;
}

.page-disclaimer .clause {
  position: relative;
  padding: clamp(20px, 3vw, 30px) 0;
  border-top: 1px solid var(--line-1);
  scroll-margin-top: 96px;
}

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

.page-disclaimer .clause__head {
  display: flex;
  align-items: flex-start;
  gap: clamp(12px, 2vw, 18px);
  margin-bottom: clamp(10px, 1.6vw, 16px);
}

.page-disclaimer .clause-num {
  flex: 0 0 auto;
  padding-top: 0.14em;
  font-family: var(--font-mono);
  font-size: clamp(20px, 3vw, 28px);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--c-steel);
}

.page-disclaimer .clause__head h2 {
  flex: 1 1 auto;
  margin: 0;
  font-size: clamp(18px, 2.4vw, 23px);
  line-height: 1.4;
  font-weight: 700;
  color: var(--c-mist);
}

.page-disclaimer .clause-copy {
  flex: 0 0 auto;
  align-self: center;
  padding: 5px 9px;
  border: 1px solid var(--line-1);
  background: transparent;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--c-steel);
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .clause-copy:hover,
.page-disclaimer .clause-copy:focus-visible {
  color: var(--c-cyan);
  border-color: var(--line-3);
  outline: none;
}

.page-disclaimer .clause-copy[data-copy-state="ok"] {
  color: var(--c-green);
  border-color: var(--c-green);
}

.page-disclaimer .clause .prose {
  color: var(--c-pale);
}

.page-disclaimer .clause .prose p {
  margin: 0 0 14px;
  font-size: clamp(15px, 1.5vw, 16.5px);
  line-height: 1.78;
}

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

.page-disclaimer .clause-list {
  display: grid;
  gap: 9px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause-list li {
  position: relative;
  padding-left: 20px;
  font-size: clamp(15px, 1.5vw, 16.5px);
  line-height: 1.72;
  color: var(--c-pale);
}

.page-disclaimer .clause-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.78em;
  width: 9px;
  height: 2px;
  background: var(--c-red);
}

.page-disclaimer .clause-callout {
  margin: 16px 0;
  padding: 14px 16px;
  border: 1px solid var(--line-2);
  border-left: 2px solid var(--c-orange);
  background: rgba(255, 138, 61, 0.07);
}

.page-disclaimer .clause-callout .tag {
  display: inline-block;
  margin-bottom: 8px;
}

.page-disclaimer .clause-callout p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--c-mist);
}

/* ---------- 结尾引导 ---------- */
.page-disclaimer .doc-cta {
  margin-top: clamp(26px, 4vw, 44px);
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--line-2);
  background:
    linear-gradient(120deg, rgba(229, 50, 45, 0.09), transparent 58%),
    rgba(7, 16, 31, 0.7);
}

.page-disclaimer .doc-cta h2 {
  margin: 8px 0 0;
  font-size: clamp(18px, 2.3vw, 22px);
  line-height: 1.45;
  color: var(--c-mist);
}

.page-disclaimer .doc-cta__text {
  margin: 10px 0 0;
  max-width: 54ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-pale);
}

.page-disclaimer .doc-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-disclaimer .doc-hero__facts {
    gap: 12px 34px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .doc-layout {
    grid-template-columns: 244px minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .doc-index {
    position: sticky;
    top: 96px;
    background: transparent;
  }

  .page-disclaimer .doc-index__list {
    flex-direction: column;
    gap: 2px;
    padding-bottom: 0;
    overflow: visible;
  }

  .page-disclaimer .doc-index__list a {
    border-color: transparent;
    border-left: 1px solid var(--line-1);
    white-space: normal;
    padding: 8px 12px;
  }

  .page-disclaimer .doc-index__list a:hover,
  .page-disclaimer .doc-index__list a:focus-visible {
    border-left-color: var(--c-cyan);
    background: rgba(56, 242, 208, 0.05);
  }

  .page-disclaimer .clause__head {
    align-items: center;
  }

  .page-disclaimer .clause-copy {
    opacity: 0;
    transition: opacity var(--dur) var(--ease), color var(--dur) var(--ease),
      border-color var(--dur) var(--ease);
  }

  .page-disclaimer .clause:hover .clause-copy,
  .page-disclaimer .clause-copy:focus-visible,
  .page-disclaimer .clause-copy[data-copy-state="ok"] {
    opacity: 1;
  }
}

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