.page-disclaimer {
  --disc-line: rgba(234, 223, 200, .12);
  --disc-line-hover: rgba(201, 162, 39, .72);
  --disc-card-bg: linear-gradient(160deg, rgba(20, 58, 49, .88), rgba(10, 38, 32, .62));
  --disc-card-bg-hover: linear-gradient(160deg, rgba(24, 68, 57, .96), rgba(11, 42, 35, .74));
  display: block;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .doc-hero {
  max-width: 920px;
  padding: clamp(36px, 8vw, 96px) 0 clamp(28px, 4vw, 44px);
}

.page-disclaimer .doc-hero h1 {
  margin: 20px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(36px, 7.6vw, 74px);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--gold-hi);
}

.page-disclaimer .doc-hero__lede {
  max-width: 660px;
  margin: 24px 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--ink);
}

/* ---------- 顶部横幅 ---------- */
.page-disclaimer .doc-banner {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--bg-rise), var(--bg-deep) 48%, var(--panel-alt));
  box-shadow: var(--shadow-2);
}

.page-disclaimer .doc-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(112deg, transparent 38%, rgba(63, 224, 208, .12) 60%, transparent 78%);
}

.page-disclaimer .doc-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: .88;
}

.page-disclaimer .doc-banner .figure-caption {
  position: relative;
  display: block;
  margin: 0;
  padding: 12px 18px 14px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
  background: rgba(5, 13, 12, .55);
  z-index: 1;
}

/* ---------- 章节导览 ---------- */
.page-disclaimer .doc-index {
  display: flex;
  flex-wrap: wrap;
  gap: 12px clamp(20px, 4vw, 44px);
  margin: clamp(34px, 6vw, 62px) 0 0;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .doc-index__item {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 4px;
  text-decoration: none;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: .06em;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-disclaimer .doc-index__item .index-num {
  color: var(--gold);
  transition: color .18s var(--ease);
}

.page-disclaimer .doc-index__item:hover,
.page-disclaimer .doc-index__item:focus-visible {
  color: var(--gold-hi);
  border-bottom-color: var(--gold);
  outline: none;
}

.page-disclaimer .doc-index__item:hover .index-num,
.page-disclaimer .doc-index__item:focus-visible .index-num {
  color: var(--gold-hi);
}

/* ---------- 章节 ---------- */
.page-disclaimer .doc-section {
  padding: clamp(56px, 9vw, 104px) 0 0;
}

.page-disclaimer .doc-section__head {
  max-width: 780px;
}

.page-disclaimer .doc-section h2 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(25px, 4.2vw, 41px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-disclaimer .doc-section__intro {
  max-width: 620px;
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 条款卡片：12 栏骨架，7:5 交替 ---------- */
.page-disclaimer .clause-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--gap);
  margin-top: clamp(28px, 4vw, 46px);
}

.page-disclaimer .clause {
  grid-column: 1 / -1;
  position: relative;
  padding: 24px 22px 26px;
  border: 1px solid var(--disc-line);
  background: var(--disc-card-bg);
  transition: border-color .2s var(--ease), background .2s var(--ease);
}

.page-disclaimer .clause::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 34px;
  height: 1px;
  background: var(--gold);
  opacity: .5;
  transition: width .24s var(--ease), opacity .24s var(--ease);
}

.page-disclaimer .clause:hover,
.page-disclaimer .clause:focus-within {
  border-color: var(--disc-line-hover);
  background: var(--disc-card-bg-hover);
}

.page-disclaimer .clause:hover::before,
.page-disclaimer .clause:focus-within::before {
  width: 78px;
  opacity: 1;
}

.page-disclaimer .clause__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-disclaimer .clause__title {
  margin: 12px 0 0;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-disclaimer .clause__body {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(234, 223, 200, .78);
}

/* ---------- 收束 ---------- */
.page-disclaimer .doc-close {
  position: relative;
  overflow: hidden;
  margin-top: clamp(64px, 10vw, 124px);
  padding: clamp(32px, 5vw, 56px) clamp(22px, 4vw, 50px);
  border: 1px solid var(--line);
  background: linear-gradient(118deg, rgba(43, 27, 74, .78), rgba(10, 38, 32, .92) 58%);
}

.page-disclaimer .doc-close::after {
  content: "";
  position: absolute;
  top: -60%;
  right: -10%;
  width: 46%;
  height: 220%;
  transform: rotate(-6deg);
  background: linear-gradient(180deg, rgba(201, 162, 39, .16), transparent 72%);
  pointer-events: none;
}

.page-disclaimer .doc-close h2 {
  position: relative;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(23px, 3.6vw, 34px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--gold-hi);
  z-index: 1;
}

.page-disclaimer .doc-close p {
  position: relative;
  max-width: 660px;
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
  z-index: 1;
}

.page-disclaimer .doc-close__links {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
  z-index: 1;
}

/* ---------- 平板及以上：7:5 不等宽错位 ---------- */
@media (min-width: 880px) {
  .page-disclaimer .clause {
    grid-column: span 7;
  }

  .page-disclaimer .clause:nth-child(even) {
    grid-column: span 5;
  }

  .page-disclaimer .clause-grid {
    row-gap: calc(var(--gap) + 6px);
  }

  .page-disclaimer .doc-banner img {
    max-height: 460px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause,
  .page-disclaimer .clause::before,
  .page-disclaimer .doc-index__item,
  .page-disclaimer .doc-index__item .index-num {
    transition: none;
  }
}