.page-disclaimer {
  --clause-gap: clamp(30px, 4.2vw, 52px);
  --limit-bg: rgba(20, 43, 71, .68);
}

.page-disclaimer .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 20px;
  font-size: .8rem;
  color: var(--mist);
}

.page-disclaimer .breadcrumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.page-disclaimer .breadcrumbs a:hover,
.page-disclaimer .breadcrumbs a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-disclaimer .breadcrumbs__sep {
  color: rgba(143, 163, 184, .5);
}

/* 页首条款标题区 */
.page-disclaimer .terms-hero {
  position: relative;
  overflow: hidden;
  margin-top: 20px;
  background: var(--sea-900);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .terms-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .32;
}

.page-disclaimer .terms-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6, 18, 31, .68) 0%, rgba(11, 30, 51, .9) 58%, rgba(6, 18, 31, .97) 100%);
}

.page-disclaimer .terms-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: clamp(46px, 8vw, 104px);
  padding-bottom: clamp(34px, 5vw, 64px);
}

.page-disclaimer .terms-hero__inner .eyebrow {
  color: var(--cyan);
}

.page-disclaimer .terms-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.3rem, 6vw, 4.5rem);
  line-height: .98;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-disclaimer .terms-hero__lead {
  max-width: 66ch;
  margin: 20px 0 0;
  font-size: clamp(.94rem, 1.2vw, 1.06rem);
  line-height: 1.8;
  color: var(--paper);
}

.page-disclaimer .terms-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

/* 目录 + 正文双栏 */
.page-disclaimer .terms-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  padding-top: clamp(32px, 4.5vw, 60px);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-disclaimer .terms-nav {
  min-width: 0;
}

.page-disclaimer .terms-nav__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-disclaimer .section-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px 0;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .section-index__link {
  display: block;
  padding: 9px 10px 9px 12px;
  font-size: .8rem;
  line-height: 1.45;
  color: var(--mist);
  text-decoration: none;
  border-left: 2px solid var(--line-soft);
  transition: color .18s ease, border-color .18s ease, background .18s ease;
}

.page-disclaimer .section-index__link:hover,
.page-disclaimer .section-index__link:focus-visible {
  color: var(--paper);
  border-left-color: var(--cyan);
}

.page-disclaimer .section-index__link[aria-current="true"] {
  color: var(--signal);
  border-left-color: var(--signal);
  background: rgba(255, 122, 26, .08);
}

/* 条款正文 */
.page-disclaimer .terms-body {
  display: flex;
  flex-direction: column;
  gap: var(--clause-gap);
  min-width: 0;
}

.page-disclaimer .terms-clause {
  min-width: 0;
  scroll-margin-top: 104px;
}

.page-disclaimer .terms-clause__title {
  display: flex;
  align-items: baseline;
  gap: 13px;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.28rem, 2.4vw, 1.85rem);
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-disclaimer .terms-clause__anchor {
  flex: none;
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: clamp(.86rem, 1.4vw, 1.02rem);
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--signal);
  text-decoration: none;
  transition: color .16s ease;
}

.page-disclaimer .terms-clause__anchor:hover,
.page-disclaimer .terms-clause__anchor:focus-visible {
  color: var(--amber);
}

.page-disclaimer .terms-clause p {
  max-width: 74ch;
  margin: 0 0 12px;
  font-size: .95rem;
  line-height: 1.84;
  color: var(--paper);
}

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

.page-disclaimer .terms-clause a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 214, 232, .42);
  transition: color .16s ease, border-color .16s ease;
}

.page-disclaimer .terms-clause a:hover,
.page-disclaimer .terms-clause a:focus-visible {
  color: var(--white);
  border-bottom-color: var(--white);
}

.page-disclaimer .clause-list {
  display: grid;
  gap: 9px;
  max-width: 74ch;
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause-list li {
  position: relative;
  padding-left: 20px;
  font-size: .94rem;
  line-height: 1.78;
  color: var(--paper);
}

.page-disclaimer .clause-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  border-radius: 1px;
  background: var(--cyan);
}

/* 带使用限制的条款 */
.page-disclaimer .terms-clause--limit {
  padding: clamp(20px, 2.6vw, 30px) clamp(18px, 2.8vw, 34px);
  background: var(--limit-bg);
  border-left: 3px solid var(--amber);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-disclaimer .terms-clause--limit .terms-clause__anchor {
  color: var(--amber);
}

.page-disclaimer .terms-clause--limit .clause-list li::before {
  background: var(--amber);
}

/* 导出规格条 */
.page-disclaimer .spec-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 1px;
  margin: 16px 0 18px;
  padding: 0;
  list-style: none;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-xs);
  overflow: hidden;
}

.page-disclaimer .spec-row li {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 14px 16px;
  background: var(--sea-700);
}

.page-disclaimer .spec-row__val {
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 1.8vw, 1.34rem);
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--white);
}

.page-disclaimer .spec-row__key {
  font-size: .72rem;
  letter-spacing: .05em;
  color: var(--mist);
}

@media (min-width: 640px) {
  .page-disclaimer .section-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2px 0;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .terms-shell {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(40px, 4.6vw, 64px);
    align-items: start;
  }

  .page-disclaimer .terms-nav {
    position: sticky;
    top: 104px;
  }

  .page-disclaimer .section-index {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .page-disclaimer .terms-clause p,
  .page-disclaimer .clause-list {
    max-width: 76ch;
  }
}

@media (min-width: 1280px) {
  .page-disclaimer .terms-shell {
    grid-template-columns: 258px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .breadcrumbs a,
  .page-disclaimer .section-index__link,
  .page-disclaimer .terms-clause__anchor,
  .page-disclaimer .terms-clause a {
    transition: none;
  }
}