.page-disclaimer {
  --dc-rule: rgba(20, 20, 15, 0.15);
  --dc-ink-accent: #8A5A16;
  --dc-ink-body: rgba(20, 20, 15, 0.8);
  display: block;
  background: var(--obsidian);
  color: var(--text);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */

.page-disclaimer .dc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(104px, 17vw, 164px) 0 clamp(46px, 7vw, 78px);
  background: var(--obsidian);
}

.page-disclaimer .dc-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-disclaimer .dc-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.28;
  filter: grayscale(0.4) contrast(1.06);
}

.page-disclaimer .dc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
    180deg,
    rgba(10, 10, 11, 0.74) 0%,
    rgba(10, 10, 11, 0.9) 52%,
    var(--obsidian) 100%
  );
}

.page-disclaimer .dc-hero__inner {
  position: relative;
}

.page-disclaimer .dc-hero .index-label {
  display: block;
  margin: clamp(28px, 6vw, 48px) 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-disclaimer .dc-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(3.1rem, 15vw, 7.4rem);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--ivory);
}

.page-disclaimer .dc-hero__version {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2) var(--space-4);
  margin: clamp(24px, 5vw, 42px) 0 0;
  padding-top: var(--space-4);
  border-top: 1px solid var(--line-gold);
}

.page-disclaimer .dc-hero__version-key {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--text-faint);
}

.page-disclaimer .dc-hero__version-num {
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 3.4vw, 1.5rem);
  letter-spacing: 0.14em;
  color: var(--champagne);
}

.page-disclaimer .dc-hero__version-meta {
  flex: 1 1 100%;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-faint);
}

.page-disclaimer .dc-hero__lead {
  max-width: 62ch;
  margin: clamp(24px, 4.5vw, 38px) 0 0;
  font-size: clamp(16px, 2.3vw, 17.5px);
  line-height: 1.82;
  color: var(--text-muted);
}

/* ---------- 条款正文 ---------- */

.page-disclaimer .dc-body {
  background: var(--obsidian);
  padding-bottom: clamp(24px, 4vw, 40px);
}

.page-disclaimer .dc-clauses {
  display: grid;
  gap: clamp(38px, 5.5vw, 64px);
}

.page-disclaimer .dc-clause {
  position: relative;
  scroll-margin-top: 120px;
}

.page-disclaimer .dc-clause__head {
  display: flex;
  align-items: baseline;
  gap: clamp(10px, 2vw, 18px);
  margin-bottom: var(--space-4);
  padding-left: 2px;
}

.page-disclaimer .dc-clause__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--gold);
}

.page-disclaimer .dc-clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.3rem, 4.6vw, 1.85rem);
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--ivory);
}

.page-disclaimer .dc-clause__paper {
  background: var(--paper);
  border: 1px solid rgba(201, 162, 39, 0.24);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: clamp(20px, 4.4vw, 34px) clamp(18px, 4.4vw, 36px);
  transition: border-color 240ms var(--ease), box-shadow 240ms var(--ease);
}

.page-disclaimer .dc-clause__paper:hover {
  border-color: rgba(201, 162, 39, 0.58);
  box-shadow: var(--shadow-lift);
}

.page-disclaimer .dc-clause__paper > p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--dc-ink-body);
}

.page-disclaimer .dc-clause__paper > p + p {
  margin-top: var(--space-3);
}

.page-disclaimer .dc-pairs {
  margin: var(--space-4) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-disclaimer .dc-pair {
  padding: var(--space-3) 0;
  border-top: 1px solid var(--dc-rule);
}

.page-disclaimer .dc-pair:last-child {
  padding-bottom: 0;
}

.page-disclaimer .dc-pair__key {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--dc-ink-accent);
}

.page-disclaimer .dc-pair__val {
  display: block;
  font-size: 15px;
  line-height: 1.74;
  color: var(--dc-ink-body);
}

/* ---------- 页尾反馈卡片 ---------- */

.page-disclaimer .dc-action {
  padding-top: clamp(24px, 4vw, 40px);
  padding-bottom: clamp(64px, 10vw, 118px);
}

.page-disclaimer .dc-action__card {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 48px);
  border: 1px solid rgba(176, 115, 32, 0.52);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(140% 120% at 100% 0%, rgba(176, 115, 32, 0.18) 0%, rgba(10, 10, 11, 0) 58%),
    linear-gradient(160deg, var(--graphite) 0%, var(--obsidian) 100%);
  box-shadow: var(--shadow-card);
}

.page-disclaimer .dc-action__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: clamp(26px, 5vw, 48px);
  right: clamp(26px, 5vw, 48px);
  height: 1px;
  background: linear-gradient(
    90deg,
    rgba(201, 162, 39, 0) 0%,
    var(--line-gold-strong) 22%,
    var(--champagne) 50%,
    var(--line-gold-strong) 78%,
    rgba(201, 162, 39, 0) 100%
  );
}

.page-disclaimer .dc-action__eyebrow {
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--champagne);
}

.page-disclaimer .dc-action__title {
  margin: 0;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.6rem, 5.6vw, 2.5rem);
  line-height: 1.26;
  color: var(--ivory);
}

.page-disclaimer .dc-action__text {
  max-width: 60ch;
  margin: var(--space-4) 0 var(--space-5);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-muted);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-disclaimer .dc-hero__version-meta {
    flex: 1 1 auto;
    text-align: right;
  }

  .page-disclaimer .dc-clause__paper {
    border-radius: var(--radius-lg);
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .dc-pairs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 var(--space-5);
  }

  .page-disclaimer .dc-pair {
    border-top: 1px solid var(--dc-rule);
    border-right: 0;
    padding-right: var(--space-2);
  }

  .page-disclaimer .dc-pair:last-child {
    padding-bottom: var(--space-3);
  }

  .page-disclaimer .dc-clause__head {
    margin-bottom: var(--space-5);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-clause__paper {
    transition: none;
  }
}