.page-disclaimer {
  background: var(--paper);
  color: var(--graphite);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .terms-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 48px) 0 clamp(84px, 11vw, 136px);
  background:
    radial-gradient(115% 88% at 84% -14%, rgba(79, 227, 208, 0.22), transparent 62%),
    linear-gradient(178deg, var(--ink-900) 0%, var(--ink-950) 100%);
  color: var(--frost);
}

.page-disclaimer .terms-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--aurora) 50%, transparent);
  opacity: 0.75;
}

.page-disclaimer .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(26px, 5vw, 52px);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--slate);
}

.page-disclaimer .breadcrumb a {
  color: var(--aurora);
  text-decoration: none;
}

.page-disclaimer .breadcrumb a:hover,
.page-disclaimer .breadcrumb a:focus-visible {
  color: var(--aurora-soft);
  text-decoration: underline;
}

.page-disclaimer .terms-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.2em;
  color: var(--aurora);
}

.page-disclaimer .terms-hero h1 {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.75rem, 9.5vw, 5rem);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--frost);
}

.page-disclaimer .terms-hero__lede {
  max-width: 620px;
  margin: 0 0 34px;
  font-size: clamp(1rem, 2.2vw, 1.125rem);
  line-height: 1.85;
  color: rgba(251, 253, 252, 0.78);
}

.page-disclaimer .terms-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin: 0;
  padding: 20px 0 0;
  list-style: none;
  border-top: 1px solid rgba(79, 227, 208, 0.24);
}

.page-disclaimer .terms-meta li {
  display: flex;
  align-items: baseline;
  gap: 9px;
  font-size: var(--fs-14);
  color: var(--frost);
}

.page-disclaimer .terms-meta .mono {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--slate);
}

/* ---------- 横贯配图 ---------- */
.page-disclaimer .terms-banner {
  position: relative;
  z-index: 3;
  margin-top: clamp(-66px, -7vw, -38px);
  margin-bottom: 0;
}

.page-disclaimer .terms-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  max-height: 340px;
  object-fit: cover;
  border: var(--border-w) solid var(--ink-900);
  border-radius: var(--radius);
  background: var(--ink-800);
}

.page-disclaimer .terms-banner .figure__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.05em;
  color: var(--slate);
}

/* ---------- 主体布局 ---------- */
.page-disclaimer .terms-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(38px, 7vw, 72px);
  padding: clamp(48px, 8vw, 92px) 0 clamp(56px, 9vw, 112px);
}

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

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

/* ---------- 版本筛选 ---------- */
.page-disclaimer .terms-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: clamp(28px, 4vw, 46px);
  padding-bottom: 16px;
  border-bottom: var(--border-w) solid var(--ink-900);
}

.page-disclaimer .terms-filter__label {
  margin-right: 4px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--ink-700);
}

.page-disclaimer .filter-chip {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.05em;
  padding: 8px 15px;
  border: var(--border-w) solid var(--ink-900);
  border-radius: 999px;
  background: transparent;
  color: var(--ink-900);
  cursor: pointer;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-disclaimer .filter-chip:hover,
.page-disclaimer .filter-chip:focus-visible {
  background: var(--aurora-soft);
  color: var(--ink-950);
}

.page-disclaimer .filter-chip[aria-pressed="true"] {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--aurora);
}

/* ---------- 章节与条款 ---------- */
.page-disclaimer .terms-sec {
  padding-top: clamp(26px, 4vw, 40px);
  margin-top: clamp(26px, 4vw, 40px);
  border-top: var(--border-w) solid var(--paper-line);
}

.page-disclaimer .terms-sec:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.page-disclaimer .terms-sec__head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.page-disclaimer .terms-sec__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.25rem, 3.4vw, 1.625rem);
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--ink-900);
}

.page-disclaimer .clause {
  padding: 16px 0;
  border-top: 1px solid var(--paper-line);
}

.page-disclaimer .terms-sec .clause:first-of-type {
  padding-top: 4px;
  border-top: none;
}

.page-disclaimer .clause__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
}

.page-disclaimer .clause__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 22px;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  background: var(--ink-900);
  color: var(--aurora);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
}

.page-disclaimer .clause__copy {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  padding: 3px 11px;
  border: 1px solid var(--paper-line);
  border-radius: 999px;
  background: transparent;
  color: var(--ink-700);
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--t-fast) var(--ease), background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-disclaimer .clause:hover .clause__copy,
.page-disclaimer .clause:focus-within .clause__copy,
.page-disclaimer .clause__copy:focus-visible {
  opacity: 1;
}

.page-disclaimer .clause__copy:hover {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--aurora);
}

.page-disclaimer .clause__copy.is-done {
  opacity: 1;
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink-950);
}

.page-disclaimer .clause__text {
  max-width: 46em;
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--graphite);
}

.page-disclaimer .clause__text a {
  color: var(--ink-700);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color var(--t-fast) var(--ease);
}

.page-disclaimer .clause__text a:hover,
.page-disclaimer .clause__text a:focus-visible {
  color: var(--maple);
}

/* ---------- 右侧版本卡 ---------- */
.page-disclaimer .terms-card {
  position: relative;
  overflow: hidden;
  padding: 26px 20px 22px;
  border: var(--border-w) solid var(--ink-800);
  border-radius: var(--radius);
  background: linear-gradient(170deg, var(--ink-900) 0%, var(--ink-950) 100%);
  color: var(--frost);
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .terms-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--aurora), var(--gold));
}

.page-disclaimer .terms-card__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--slate);
}

.page-disclaimer .terms-card__ver {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--fs-40);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-disclaimer .terms-card__note {
  margin: 0 0 20px;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--slate);
}

.page-disclaimer .terms-card__facts {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .terms-card__facts li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 9px;
  border-bottom: 1px solid rgba(251, 253, 252, 0.1);
  font-size: var(--fs-14);
  color: var(--frost);
}

.page-disclaimer .terms-card__facts .mono {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-disclaimer .terms-card__toc-title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--aurora);
}

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

.page-disclaimer .terms-toc a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(251, 253, 252, 0.08);
  color: var(--frost);
  text-decoration: none;
  font-size: var(--fs-14);
  line-height: 1.5;
  transition: color var(--t-fast) var(--ease);
}

.page-disclaimer .terms-toc a:hover,
.page-disclaimer .terms-toc a:focus-visible {
  color: var(--aurora);
}

.page-disclaimer .terms-toc__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--gold);
}

/* ---------- 触屏与响应式 ---------- */
@media (hover: none) {
  .page-disclaimer .clause__copy {
    opacity: 0.6;
  }
}

@media (min-width: 700px) {
  .page-disclaimer .clause {
    padding: 18px 0;
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .terms-layout {
    grid-template-columns: minmax(0, 1fr) 320px;
    column-gap: clamp(48px, 5vw, 84px);
    align-items: start;
  }

  .page-disclaimer .terms-side {
    position: sticky;
    top: calc(var(--nav-h-stuck) + 28px);
  }

  .page-disclaimer .clause__text {
    font-size: var(--fs-18);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .filter-chip,
  .page-disclaimer .clause__copy,
  .page-disclaimer .terms-toc a,
  .page-disclaimer .clause__text a {
    transition: none;
  }
}