.page-disclaimer {
  --tx-soft: rgba(245, 242, 234, .80);
  --tx-mute: rgba(143, 166, 156, .95);
  --tx-dim: rgba(245, 242, 234, .58);
  --terms-line: rgba(42, 54, 52, .9);
  --terms-fill: rgba(11, 15, 14, .72);
  background: var(--c-ink);
  color: var(--c-cream);
}

/* ── 首屏 ─────────────────────────────────────── */
.page-disclaimer .terms-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--c-charcoal);
  padding-top: calc(var(--header-h) + clamp(30px, 7vw, 84px));
  padding-bottom: clamp(38px, 7vw, 92px);
}

.page-disclaimer .terms-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-disclaimer .terms-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
  opacity: .32;
}

.page-disclaimer .terms-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg,
      rgba(10, 42, 32, .88) 0%,
      rgba(11, 15, 14, .74) 46%,
      rgba(10, 42, 32, .98) 100%);
}

.page-disclaimer .terms-hero__inner {
  position: relative;
  width: min(calc(100% - var(--pad) * 2), var(--shell));
  margin-inline: auto;
  display: grid;
  gap: clamp(14px, 2vw, 22px);
}

.page-disclaimer .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  margin: 0 0 clamp(6px, 1.4vw, 16px);
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--tx-mute);
}

.page-disclaimer .breadcrumb-item {
  display: inline-flex;
  align-items: center;
}

.page-disclaimer .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin: 0 9px;
  color: var(--c-deep);
}

.page-disclaimer .breadcrumb-item a {
  color: var(--tx-mute);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .breadcrumb-item a:hover {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

.page-disclaimer .breadcrumb-item[aria-current] {
  color: var(--c-cyan);
}

.page-disclaimer .terms-hero__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-teal);
}

.page-disclaimer .terms-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(44px, 9vw, 92px);
  line-height: .98;
  letter-spacing: .04em;
  color: var(--c-cream);
}

.page-disclaimer .terms-hero__lede {
  margin: 0;
  max-width: 42em;
  font-size: clamp(15px, 1.2vw, 17.5px);
  line-height: 1.85;
  color: var(--tx-soft);
}

.page-disclaimer .terms-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(158px, 1fr));
  gap: 1px;
  margin: clamp(10px, 2vw, 20px) 0 0;
  max-width: 780px;
  border: 1px solid var(--terms-line);
  background: var(--terms-line);
}

.page-disclaimer .terms-hero__facts > div {
  background: var(--terms-fill);
  padding: 14px 18px;
}

.page-disclaimer .terms-hero__facts dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-mist);
}

.page-disclaimer .terms-hero__facts dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  line-height: 1.5;
  color: var(--c-cyan);
}

/* ── 两栏骨架 ─────────────────────────────────── */
.page-disclaimer .terms-layout {
  width: min(calc(100% - var(--pad) * 2), var(--shell));
  margin-inline: auto;
  padding-block: clamp(28px, 5vw, 60px) clamp(56px, 9vw, 130px);
  display: grid;
  gap: clamp(18px, 3vw, 34px);
  align-items: start;
}

/* ── 条款目录 ─────────────────────────────────── */
.page-disclaimer .terms-index {
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  padding-block: 14px;
}

.page-disclaimer .terms-index__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-mist);
}

.page-disclaimer .terms-index__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .terms-index__list::-webkit-scrollbar {
  display: none;
}

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

.page-disclaimer .terms-index__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: rgba(11, 15, 14, .5);
  color: var(--tx-soft);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .2s var(--ease), color .2s var(--ease), background-color .2s var(--ease);
}

.page-disclaimer .terms-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  letter-spacing: .08em;
  color: var(--c-teal);
  transition: color .2s var(--ease);
}

.page-disclaimer .terms-index__list a:hover,
.page-disclaimer .terms-index__list a:focus-visible {
  border-color: var(--c-cyan);
  background: rgba(55, 242, 198, .08);
  color: var(--c-cream);
}

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

/* ── 条款主体 ─────────────────────────────────── */
.page-disclaimer .terms-main {
  min-width: 0;
}

.page-disclaimer .terms-clause {
  border-bottom: 1px solid var(--c-line);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-disclaimer .terms-clause:first-child {
  border-top: 1px solid var(--c-line);
}

.page-disclaimer .terms-clause__summary {
  display: flex;
  align-items: baseline;
  gap: clamp(12px, 2vw, 22px);
  padding: clamp(20px, 3vw, 30px) 0;
  list-style: none;
  cursor: pointer;
}

.page-disclaimer .terms-clause__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .terms-clause__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: .1em;
  color: var(--c-cyan);
  transform: translateY(-.2em);
}

.page-disclaimer .terms-clause__title {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(21px, 2.8vw, 32px);
  line-height: 1.22;
  letter-spacing: .03em;
  color: var(--c-cream);
  transition: color .2s var(--ease);
}

.page-disclaimer .terms-clause__summary:hover .terms-clause__title {
  color: var(--c-cyan);
}

.page-disclaimer .terms-clause__toggle {
  position: relative;
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  align-self: center;
}

.page-disclaimer .terms-clause__toggle::before,
.page-disclaimer .terms-clause__toggle::after {
  content: "";
  position: absolute;
  background: var(--c-cyan);
}

.page-disclaimer .terms-clause__toggle::before {
  left: 0;
  top: 5.25px;
  width: 12px;
  height: 1.5px;
}

.page-disclaimer .terms-clause__toggle::after {
  left: 5.25px;
  top: 0;
  width: 1.5px;
  height: 12px;
  transition: transform .22s var(--ease), opacity .22s var(--ease);
}

.page-disclaimer .terms-clause[open] .terms-clause__toggle::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-disclaimer .terms-clause__body {
  display: grid;
  gap: clamp(12px, 1.8vw, 18px);
  max-width: 42em;
  padding-bottom: clamp(26px, 4vw, 46px);
}

.page-disclaimer .terms-clause__text {
  margin: 0;
  font-size: clamp(15px, 1.05vw, 16.5px);
  line-height: 1.85;
  color: var(--tx-soft);
}

.page-disclaimer .terms-clause__text a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(55, 242, 198, .42);
  transition: border-color .2s var(--ease);
}

.page-disclaimer .terms-clause__text a:hover {
  border-bottom-color: var(--c-cyan);
}

.page-disclaimer .terms-clause__lede {
  position: relative;
  margin: 0;
  padding-left: 16px;
  border-left: 2px solid var(--c-cyan);
  font-size: clamp(16px, 1.3vw, 18.5px);
  font-weight: 500;
  line-height: 1.72;
  color: var(--c-cream);
}

.page-disclaimer .terms-clause__lede::after {
  content: attr(data-clause);
  display: inline-block;
  margin-left: .8em;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .16em;
  color: var(--c-cyan);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity .2s var(--ease), transform .2s var(--ease);
}

.page-disclaimer .terms-clause__lede:hover::after,
.page-disclaimer .terms-clause__body:focus-within .terms-clause__lede::after {
  opacity: 1;
  transform: translateX(0);
}

.page-disclaimer .terms-clause__body ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .terms-clause__body li {
  position: relative;
  padding-left: 22px;
  font-size: clamp(14.5px, 1vw, 16px);
  line-height: 1.82;
  color: var(--tx-soft);
}

.page-disclaimer .terms-clause__body li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .82em;
  width: 10px;
  height: 1px;
  background: var(--c-teal);
}

.page-disclaimer .terms-clause:target > .terms-clause__summary .terms-clause__title {
  color: var(--c-cyan);
}

.page-disclaimer .terms-clause:target > .terms-clause__summary .terms-clause__num {
  color: var(--c-amber);
}

/* ── 联系信息矩阵 ─────────────────────────────── */
.page-disclaimer .terms-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--terms-line);
  background: var(--terms-line);
}

.page-disclaimer .terms-contact li {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 14px 18px;
  background: var(--c-charcoal);
  font-size: inherit;
  line-height: 1.5;
}

.page-disclaimer .terms-contact li::before {
  content: none;
  display: none;
}

.page-disclaimer .terms-contact__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-mist);
}

.page-disclaimer .terms-contact__value {
  font-size: 15px;
  line-height: 1.62;
  color: var(--c-cream);
  overflow-wrap: anywhere;
}

/* ── 焦点与无障碍 ─────────────────────────────── */
.page-disclaimer a:focus-visible,
.page-disclaimer summary:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
}

/* ── 断点 ─────────────────────────────────────── */
@media (min-width: 560px) {
  .page-disclaimer .terms-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .terms-layout {
    grid-template-columns: 214px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 84px);
    padding-block-start: clamp(48px, 6vw, 88px);
  }

  .page-disclaimer .terms-index {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    max-height: calc(100vh - var(--header-h) - 56px);
    overflow-y: auto;
    padding: 0 0 0 18px;
    border-top: 0;
    border-bottom: 0;
    border-left: 1px solid var(--c-line);
  }

  .page-disclaimer .terms-index__title {
    margin-bottom: 16px;
  }

  .page-disclaimer .terms-index__list {
    flex-direction: column;
    gap: 1px;
    overflow: visible;
  }

  .page-disclaimer .terms-index__list a {
    width: 100%;
    padding: 9px 10px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    background: transparent;
    white-space: normal;
  }

  .page-disclaimer .terms-index__list a:hover,
  .page-disclaimer .terms-index__list a:focus-visible {
    border-left-color: var(--c-cyan);
    background: rgba(55, 242, 198, .07);
  }

  .page-disclaimer .terms-clause__body {
    padding-left: clamp(0px, 2.6vw, 34px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .terms-clause__toggle::after,
  .page-disclaimer .terms-clause__lede::after,
  .page-disclaimer .terms-index__list a,
  .page-disclaimer .terms-clause__title {
    transition: none;
  }

  .page-disclaimer .terms-clause__lede::after {
    opacity: 1;
    transform: none;
  }
}