.page-disclaimer {
  --pd-hairline: rgba(27, 31, 36, 0.1);
  --pd-hairline-invert: rgba(245, 248, 248, 0.16);
  --pd-body-invert: rgba(245, 248, 248, 0.78);
  --pd-link-soft: rgba(14, 92, 122, 0.35);
}

/* ---------- 首屏 ---------- */

.page-disclaimer .terms-hero {
  position: relative;
  background: var(--lake-white);
}

.page-disclaimer .terms-hero .wrap {
  padding-block: 32px 44px;
}

.page-disclaimer .terms-hero__title {
  margin: 12px 0 0;
  font-size: clamp(38px, 6.4vw, 74px);
  color: var(--blue-deep);
}

.page-disclaimer .terms-hero__lede {
  margin-top: 18px;
  max-width: 36em;
}

.page-disclaimer .terms-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--pd-hairline);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-disclaimer .terms-ruler {
  height: 16px;
  border-top: 1px solid var(--pd-hairline);
  background-image: repeating-linear-gradient(
    to right,
    var(--contour) 0 1px,
    transparent 1px 16px
  );
  background-size: 100% 7px;
  background-position: left top;
  background-repeat: no-repeat;
}

/* ---------- 顶部横幅 ---------- */

.page-disclaimer .terms-banner {
  margin: 0;
  background: var(--blue-deep);
  overflow: hidden;
}

.page-disclaimer .terms-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ---------- 章节锚点导航 ---------- */

.page-disclaimer .clause-nav {
  background: var(--sand);
  border-bottom: 1px solid var(--pd-hairline);
}

.page-disclaimer .clause-nav__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0 6px;
  margin: 0;
  padding: 8px 0;
  list-style: none;
}

.page-disclaimer .clause-nav__list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--ink);
  text-decoration: none;
  transition: background-color 200ms var(--ease), color 200ms var(--ease);
}

.page-disclaimer .clause-nav__list a:hover {
  background: rgba(14, 92, 122, 0.1);
  color: var(--blue-lake);
}

.page-disclaimer .clause-nav__list .mono {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--qing);
}

/* ---------- 条款区块 ---------- */

.page-disclaimer .terms-block {
  padding: 52px 0;
}

.page-disclaimer .terms-block--paper {
  background: var(--paper);
}

.page-disclaimer .terms-block--sand {
  background: var(--sand);
}

.page-disclaimer .terms-block--dark {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--lake-white);
}

.page-disclaimer .terms-block--dark::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(to bottom, var(--gold), rgba(200, 145, 46, 0));
}

.page-disclaimer .clause {
  display: grid;
  gap: 26px;
}

.page-disclaimer .clause__head {
  min-width: 0;
}

.page-disclaimer .clause__num {
  margin: 0 0 10px;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--qing);
}

.page-disclaimer .clause__title {
  margin: 0 0 14px;
  font-size: 25px;
  line-height: 1.32;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: inherit;
}

.page-disclaimer .clause__note {
  margin: 0;
  padding-left: 12px;
  border-left: 2px solid var(--gold);
  font-size: 14px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-disclaimer .terms-block--dark .clause__num {
  color: var(--gold);
}

.page-disclaimer .terms-block--dark .clause__note {
  color: rgba(245, 248, 248, 0.66);
}

/* ---------- 条款条目 ---------- */

.page-disclaimer .terms-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .terms-item {
  display: grid;
  gap: 8px;
  padding: 20px 0;
  border-top: 1px solid var(--pd-hairline);
}

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

.page-disclaimer .terms-item__num {
  font-size: 13px;
  line-height: 1.75;
  letter-spacing: 0.08em;
  color: var(--qing);
}

.page-disclaimer .terms-item__title {
  margin: 0 0 6px;
  font-size: 16px;
  line-height: 1.6;
  font-weight: 700;
  color: inherit;
}

.page-disclaimer .terms-item p {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
  max-width: 42em;
}

.page-disclaimer .terms-item .terms-item__link {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.6;
}

.page-disclaimer .terms-item__link a {
  color: var(--blue-lake);
  text-decoration: none;
  border-bottom: 1px solid var(--pd-link-soft);
  padding-bottom: 2px;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-disclaimer .terms-item__link a:hover {
  color: var(--qing);
  border-bottom-color: var(--qing);
}

.page-disclaimer .terms-block--dark .terms-item {
  border-top-color: var(--pd-hairline-invert);
}

.page-disclaimer .terms-block--dark .terms-item__num {
  color: var(--gold);
}

.page-disclaimer .terms-block--dark .terms-item p {
  color: var(--pd-body-invert);
}

.page-disclaimer .terms-block--dark .terms-item__link a {
  color: var(--gold);
  border-bottom-color: rgba(200, 145, 46, 0.45);
}

/* ---------- 备案信息表 ---------- */

.page-disclaimer .filing-list {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-disclaimer .filing-item {
  display: grid;
  gap: 4px;
  padding: 18px 0;
  border-top: 1px solid var(--pd-hairline-invert);
}

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

.page-disclaimer .filing-item__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-disclaimer .filing-item__value {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--lake-white);
  word-break: break-word;
}

/* ---------- 桌面布局 ---------- */

@media (min-width: 700px) {
  .page-disclaimer .terms-item {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 0 18px;
    padding: 22px 0;
  }

  .page-disclaimer .terms-item__num {
    padding-top: 2px;
  }

  .page-disclaimer .filing-item {
    grid-template-columns: 150px minmax(0, 1fr);
    align-items: baseline;
    gap: 0 24px;
    padding: 20px 0;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .terms-hero .wrap {
    padding-block: 44px 56px;
  }

  .page-disclaimer .terms-block {
    padding: 84px 0;
  }

  .page-disclaimer .clause {
    grid-template-columns: 300px minmax(0, 1fr);
    gap: 0 64px;
    align-items: start;
  }

  .page-disclaimer .clause__head {
    position: sticky;
    top: 28px;
  }

  .page-disclaimer .clause__title {
    font-size: 32px;
  }

  .page-disclaimer .clause-nav__list {
    gap: 0 10px;
    padding: 10px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause-nav__list a,
  .page-disclaimer .terms-item__link a {
    transition: none;
  }
}