.page-disclaimer {
  --clause-measure: 70ch;
  --index-w: 164px;
  background: var(--ink);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .doc-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  padding: calc(var(--top-h) + 40px) 0 clamp(76px, 9vw, 118px);
}

.page-disclaimer .doc-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.26;
  filter: saturate(0.6);
}

.page-disclaimer .doc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 16, 13, 0.2) 0%, rgba(11, 31, 26, 0.9) 76%, var(--ink) 100%);
  pointer-events: none;
}

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

.page-disclaimer .doc-hero .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--dim-on-dark);
}

.page-disclaimer .doc-hero .breadcrumbs a {
  color: var(--cyan);
  text-decoration: none;
}

.page-disclaimer .doc-hero .breadcrumbs a:hover {
  text-decoration: underline;
}

.page-disclaimer .doc-hero .eyebrow {
  color: var(--lime);
  margin: 26px 0 12px;
}

.page-disclaimer .doc-hero h1 {
  margin: 0;
  max-width: 17ch;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(2.15rem, 7vw, 4.4rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
}

.page-disclaimer .doc-hero__lede {
  margin: 20px 0 0;
  max-width: 48ch;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--dim-on-dark);
}

.page-disclaimer .doc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  margin-top: 28px;
}

.page-disclaimer .doc-hero__meta span {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--dim-on-dark);
}

/* ---------- 摘要切换 ---------- */
.page-disclaimer .doc-summary {
  position: relative;
  background: var(--paper);
  color: var(--ink);
  border-radius: var(--r-xl) var(--r-xl) 0 0;
  margin-top: -34px;
  padding: clamp(30px, 5vw, 56px) 0 clamp(14px, 3vw, 26px);
}

.page-disclaimer .doc-summary__head h2 {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.6vw, 2.2rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
}

.page-disclaimer .doc-summary .eyebrow {
  color: var(--dim-on-light);
}

.page-disclaimer .doc-tabs {
  display: flex;
  gap: 8px;
  margin: 20px 0 0;
  padding: 2px 0 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .doc-tabs::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .doc-tab {
  flex: 0 0 auto;
  padding: 9px 16px;
  border: 1px solid var(--rule-strong);
  border-radius: var(--r-pill);
  font-size: 12.5px;
  line-height: 1.2;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 0.16s ease, border-color 0.16s ease, transform 0.16s ease;
}

.page-disclaimer .doc-tab:hover,
.page-disclaimer .doc-tab:focus-visible {
  background: var(--lime);
  border-color: var(--lime);
  transform: translateY(-1px);
}

.page-disclaimer .doc-summary__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 14px;
}

.page-disclaimer .doc-brief {
  display: block;
  padding: 18px 18px 20px;
  background: var(--white);
  border-radius: var(--r-lg);
  border-bottom: 3px solid var(--rule);
  color: var(--ink);
  text-decoration: none;
  transition: transform 0.16s ease, border-color 0.16s ease;
}

.page-disclaimer .doc-brief:hover,
.page-disclaimer .doc-brief:focus-visible {
  transform: translateY(-2px);
}

.page-disclaimer .doc-brief--lime { border-bottom-color: var(--lime); }
.page-disclaimer .doc-brief--cyan { border-bottom-color: var(--cyan); }
.page-disclaimer .doc-brief--amber { border-bottom-color: var(--amber); }
.page-disclaimer .doc-brief--score { border-bottom-color: var(--score); }

.page-disclaimer .doc-brief__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--line);
}

.page-disclaimer .doc-brief__title {
  display: block;
  margin: 8px 0 6px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.18rem;
  letter-spacing: 0.01em;
}

.page-disclaimer .doc-brief p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--dim-on-light);
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .doc-body {
  background: var(--paper);
  color: var(--ink);
  padding: clamp(24px, 4vw, 44px) 0 clamp(56px, 8vw, 100px);
}

.page-disclaimer .doc-body__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-disclaimer .doc-index {
  display: none;
}

.page-disclaimer .doc-index__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dim-on-light);
}

.page-disclaimer .doc-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-disclaimer .doc-index__link {
  display: flex;
  align-items: baseline;
  gap: 9px;
  font-size: 12.5px;
  line-height: 1.35;
  color: var(--ink);
  text-decoration: none;
}

.page-disclaimer .doc-index__n {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--score);
}

.page-disclaimer .doc-index__link:hover {
  text-decoration: underline;
  text-decoration-color: var(--cyan);
  text-underline-offset: 3px;
}

.page-disclaimer .doc-clauses {
  min-width: 0;
}

.page-disclaimer .doc-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
}

.page-disclaimer .doc-toolbar .eyebrow {
  margin: 0;
  color: var(--dim-on-light);
}

.page-disclaimer .doc-print {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: transparent;
  border: 1px solid var(--rule-strong);
  border-radius: var(--r-pill);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 12.5px;
  line-height: 1.2;
  cursor: pointer;
  transition: background-color 0.16s ease, border-color 0.16s ease;
}

.page-disclaimer .doc-print:hover,
.page-disclaimer .doc-print:focus-visible {
  background: var(--lime);
  border-color: var(--lime);
}

.page-disclaimer .doc-clause {
  border-top: 1px solid var(--rule);
  scroll-margin-top: calc(var(--top-h) + 24px);
}

.page-disclaimer .doc-clause:last-of-type {
  border-bottom: 1px solid var(--rule);
}

.page-disclaimer .doc-clause > summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 14px;
  padding: 22px 0 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .doc-clause > summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.05rem;
  line-height: 1;
  color: var(--line);
}

.page-disclaimer .doc-clause[open] > summary::after {
  content: "–";
  color: var(--ink);
}

.page-disclaimer .doc-clause__num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  line-height: 1;
  color: var(--score);
}

.page-disclaimer .doc-clause__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.15rem, 2.6vw, 1.6rem);
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.page-disclaimer .doc-clause__body {
  max-width: var(--clause-measure);
  padding: 0 0 clamp(20px, 3vw, 30px);
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink);
}

.page-disclaimer .doc-clause__body p {
  margin: 0 0 12px;
}

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

.page-disclaimer .doc-clause__body a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--cyan);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-disclaimer .doc-note {
  margin-top: 14px !important;
  padding: 12px 16px;
  border-left: 3px solid var(--amber);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: rgba(255, 194, 75, 0.16);
  font-size: 13.5px;
  line-height: 1.7;
}

.page-disclaimer .doc-clause:target {
  background: linear-gradient(90deg, rgba(198, 255, 61, 0.22) 0%, rgba(198, 255, 61, 0) 46%);
  border-top-color: var(--rule-strong);
}

/* ---------- 收束 ---------- */
.page-disclaimer .doc-close {
  background: var(--ink);
  color: var(--paper);
  padding: var(--section-y) 0;
}

.page-disclaimer .doc-close__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-disclaimer .doc-close .eyebrow {
  color: var(--lime);
  margin: 0;
}

.page-disclaimer .doc-close h2 {
  margin: 8px 0 14px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
}

.page-disclaimer .doc-close p {
  margin: 0 0 14px;
  max-width: 46ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--dim-on-dark);
}

.page-disclaimer .doc-close__mail {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 255, 61, 0.5);
  word-break: break-all;
}

.page-disclaimer .doc-close__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .doc-close__list a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 20px;
  border: 1px solid var(--rule-strong);
  border-radius: var(--r-pill);
  color: var(--paper);
  font-size: 14px;
  text-decoration: none;
  transition: background-color 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}

.page-disclaimer .doc-close__list a:hover,
.page-disclaimer .doc-close__list a:focus-visible {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
}

.page-disclaimer .doc-close__list span {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  opacity: 0.7;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .doc-summary__grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .doc-close__inner {
    grid-template-columns: 1.1fr 1fr;
    gap: 56px;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .doc-summary__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-disclaimer .doc-body__grid {
    grid-template-columns: var(--index-w) minmax(0, 1fr);
    gap: 56px;
  }

  .page-disclaimer .doc-index {
    display: block;
    position: sticky;
    top: calc(var(--top-h) + 24px);
    align-self: start;
    padding-left: 16px;
    border-left: 1px solid var(--rule-strong);
  }

  .page-disclaimer .doc-clause > summary {
    padding: 26px 0 18px;
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-tab,
  .page-disclaimer .doc-brief,
  .page-disclaimer .doc-print,
  .page-disclaimer .doc-close__list a {
    transition: none;
  }
}

@media print {
  .page-disclaimer .doc-hero__bg,
  .page-disclaimer .doc-hero::after,
  .page-disclaimer .doc-tabs,
  .page-disclaimer .doc-index,
  .page-disclaimer .doc-print,
  .page-disclaimer .doc-close {
    display: none !important;
  }

  .page-disclaimer .doc-hero {
    background: #ffffff;
    color: #000000;
    padding: 0 0 12px;
  }

  .page-disclaimer .doc-hero h1,
  .page-disclaimer .doc-hero__lede,
  .page-disclaimer .doc-hero .breadcrumbs {
    color: #000000;
  }

  .page-disclaimer .doc-summary,
  .page-disclaimer .doc-body {
    background: #ffffff;
    color: #000000;
    margin-top: 0;
    border-radius: 0;
  }
}