.page-disclaimer {
  --pd-ink-fade: rgba(27, 20, 16, .68);
  --pd-cream-veil: rgba(251, 246, 236, .94);
  background: var(--cream);
  color: var(--ink);
  padding-bottom: clamp(56px, 9vw, 104px);
}

.page-disclaimer .pd-shell {
  padding-top: clamp(18px, 3vw, 34px);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 34px);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ink-soft);
}

.page-disclaimer .crumbs a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .crumbs a:hover {
  color: var(--coral-deep);
  border-color: var(--coral);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .pd-hero {
  position: relative;
  display: grid;
  gap: clamp(24px, 3.6vw, 46px);
  padding: clamp(26px, 4.4vw, 54px);
  background: var(--canal);
  color: var(--cream);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-disclaimer .pd-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--coral) 0%, var(--gold) 46%, rgba(226, 166, 59, 0) 100%);
}

.page-disclaimer .pd-hero::after {
  content: "";
  position: absolute;
  right: -10%;
  bottom: -42%;
  width: min(420px, 64%);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(226, 166, 59, .20), rgba(226, 166, 59, 0) 68%);
  pointer-events: none;
}

.page-disclaimer .pd-hero__text {
  position: relative;
}

.page-disclaimer .pd-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.3rem, 8vw, 4.1rem);
  line-height: 1.06;
  letter-spacing: -.01em;
  color: var(--cream);
}

.page-disclaimer .pd-hero__lede {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 2.5vw, 17px);
  line-height: 1.8;
  color: rgba(246, 239, 227, .86);
}

.page-disclaimer .pd-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 3.4vw, 40px);
  margin: clamp(24px, 3.6vw, 38px) 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .pd-hero__facts dt {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: .26em;
  color: var(--gold);
}

.page-disclaimer .pd-hero__facts dd {
  margin: 0;
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--cream);
}

.page-disclaimer .pd-hero__media {
  position: relative;
  margin: 0;
}

.page-disclaimer .pd-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--r-md);
  border: 1px solid rgba(226, 166, 59, .22);
}

/* ---------- 页内目录 ---------- */
.page-disclaimer .pd-index {
  margin: clamp(26px, 4vw, 46px) 0 clamp(18px, 2.6vw, 30px);
  background: var(--pd-cream-veil);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .pd-index__list {
  display: flex;
  gap: 4px;
  margin: 0;
  padding: 8px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-disclaimer .pd-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 12px;
  border-radius: var(--r-sm);
  font-size: 13px;
  white-space: nowrap;
  color: var(--ink-soft);
  text-decoration: none;
  transition: background-color .22s var(--ease), color .22s var(--ease), box-shadow .22s var(--ease);
}

.page-disclaimer .pd-index__num {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-disclaimer .pd-index__link:hover {
  background: rgba(226, 166, 59, .15);
  color: var(--ink);
}

.page-disclaimer .pd-index__link.is-current {
  background: rgba(217, 96, 59, .12);
  color: var(--coral-deep);
  box-shadow: inset 0 -2px 0 var(--coral);
}

/* ---------- 条款区块 ---------- */
.page-disclaimer .pd-clauses {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-disclaimer .clause-block {
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--stone);
  border-radius: var(--r-md);
  background: var(--cream-soft);
  scroll-margin-top: calc(var(--header-h) + 76px);
  transition: border-color .24s var(--ease), box-shadow .24s var(--ease);
}

.page-disclaimer .clause-block[open] {
  border-left-color: var(--gold);
  box-shadow: 0 12px 30px rgba(11, 34, 57, .06);
}

.page-disclaimer .clause-block__head {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 58px;
  padding: clamp(13px, 2.2vw, 20px) clamp(16px, 2.6vw, 26px);
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .clause-block__no {
  flex: none;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-disclaimer .clause-block__title {
  flex: 1 1 auto;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(17px, 3.4vw, 20px);
  line-height: 1.4;
  color: var(--ink);
}

.page-disclaimer .clause-block__head::after {
  content: "";
  flex: none;
  width: 9px;
  height: 9px;
  border-right: 1.5px solid var(--ink-soft);
  border-bottom: 1.5px solid var(--ink-soft);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform .22s var(--ease);
}

.page-disclaimer .clause-block[open] .clause-block__head::after {
  transform: rotate(-135deg) translate(-2px, -2px);
}

/* 版本标签与变化摘要 */
.page-disclaimer .ver {
  position: relative;
  flex: none;
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border: 1px solid var(--gold-line);
  border-radius: 999px;
  background: rgba(226, 166, 59, .16);
}

.page-disclaimer .ver__label {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--coral-deep);
  white-space: nowrap;
}

.page-disclaimer .ver__tip {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  z-index: 20;
  width: min(250px, 72vw);
  padding: 10px 12px;
  border-radius: var(--r-sm);
  background: var(--night);
  color: var(--cream);
  font-size: 12px;
  line-height: 1.62;
  text-align: left;
  letter-spacing: .02em;
  box-shadow: 0 12px 28px rgba(7, 24, 40, .3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity .2s var(--ease), transform .2s var(--ease), visibility .2s linear;
}

.page-disclaimer .clause-block__head:hover .ver__tip,
.page-disclaimer .clause-block__head:focus-visible .ver__tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* 条文列表 */
.page-disclaimer .clause-block__body {
  padding: 0 clamp(16px, 2.6vw, 26px) clamp(18px, 2.6vw, 26px);
}

.page-disclaimer .clause-list {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .clause-list > li {
  position: relative;
  padding: 13px 0 13px 20px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.68;
  color: var(--pd-ink-fade);
}

.page-disclaimer .clause-list > li:last-child {
  border-bottom: 0;
}

.page-disclaimer .clause-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 19px;
  width: 2px;
  height: 14px;
  background: var(--stone);
}

.page-disclaimer .clause-list > li.is-key {
  color: var(--ink);
}

.page-disclaimer .clause-list > li.is-key::before {
  background: var(--coral);
}

.page-disclaimer .clause-list a {
  color: var(--coral-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 96, 59, .4);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-disclaimer .clause-list a:hover {
  color: var(--canal);
  border-color: var(--canal);
}

/* ---------- 收束区 ---------- */
.page-disclaimer .pd-outro {
  position: relative;
  margin-top: clamp(44px, 6vw, 76px);
  padding: clamp(28px, 4.4vw, 54px);
  border-radius: var(--r-lg);
  background: var(--night);
  color: var(--cream);
  overflow: hidden;
}

.page-disclaimer .pd-outro::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 52px;
  background:
    repeating-linear-gradient(90deg, rgba(127, 166, 196, .22) 0 1px, transparent 1px 14px),
    linear-gradient(180deg, rgba(127, 166, 196, .16), rgba(127, 166, 196, 0));
  pointer-events: none;
}

.page-disclaimer .pd-outro .eyebrow {
  position: relative;
}

.page-disclaimer .pd-outro__title {
  position: relative;
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  line-height: 1.24;
  color: var(--cream);
}

.page-disclaimer .pd-outro__text {
  position: relative;
  margin: 16px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(246, 239, 227, .82);
}

.page-disclaimer .pd-outro__actions {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 30px);
}

.page-disclaimer .pd-outro__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding-bottom: 2px;
  font-size: 14px;
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--gold-line);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .pd-outro__link:hover {
  color: var(--cream);
  border-color: var(--cream);
}

/* ---------- 焦点可见 ---------- */
.page-disclaimer a:focus-visible,
.page-disclaimer summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-disclaimer .pd-hero__facts {
    border-top-color: rgba(127, 166, 196, .32);
  }
}

@media (min-width: 860px) {
  .page-disclaimer .clause-list {
    grid-template-columns: 1fr 1fr;
    column-gap: clamp(28px, 4vw, 56px);
  }

  .page-disclaimer .pd-index {
    position: sticky;
    top: calc(var(--header-h) + 8px);
    z-index: 6;
    backdrop-filter: blur(10px);
  }
}

@media (min-width: 900px) {
  .page-disclaimer .pd-hero {
    grid-template-columns: 7fr 5fr;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .pd-index__link,
  .page-disclaimer .clause-block,
  .page-disclaimer .clause-block__head::after,
  .page-disclaimer .ver__tip,
  .page-disclaimer .clause-list a,
  .page-disclaimer .pd-outro__link,
  .page-disclaimer .crumbs a {
    transition: none;
  }

  .page-disclaimer .ver__tip {
    transform: none;
  }
}
</main>