.page-disclaimer {
  --disc-line: rgba(245, 242, 234, .12);
  --disc-text: rgba(245, 242, 234, .86);
  --disc-text-dim: rgba(245, 242, 234, .74);
  --disc-rail-w: 118px;
  background: var(--ink-000);
  color: var(--ivory);
}

/* ---------- 阅读进度 ---------- */
.page-disclaimer .read-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 60;
  background: transparent;
  pointer-events: none;
}

.page-disclaimer .read-progress-bar {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--cyan), var(--gold), var(--violet));
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(26px, 5vw, 54px) 0 clamp(38px, 6.5vw, 86px);
  border-bottom: 1px solid var(--disc-line);
}

.page-disclaimer .disc-hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: .32;
}

.page-disclaimer .disc-hero-bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.page-disclaimer .disc-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 62%;
  z-index: -1;
  background: linear-gradient(180deg, rgba(6, 7, 12, 0) 0%, rgba(6, 7, 12, .92) 78%, var(--ink-000) 100%);
}

.page-disclaimer .disc-hero-inner {
  position: relative;
}

.page-disclaimer .crumbs {
  font-size: 13px;
  color: var(--mist);
}

.page-disclaimer .crumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .crumbs a:hover {
  color: var(--gold-hi);
  border-bottom-color: var(--line-gold);
}

.page-disclaimer .disc-eyebrow {
  margin: clamp(22px, 3.4vw, 40px) 0 0;
  font-size: 12px;
  letter-spacing: .34em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-disclaimer .disc-hero h1 {
  margin: 16px 0 0;
  max-width: 17em;
  font-size: clamp(30px, 6vw, 64px);
  line-height: 1.14;
  font-weight: 800;
  letter-spacing: -.02em;
  background: linear-gradient(98deg, var(--gold-hi) 0%, var(--gold) 48%, var(--gold-deep) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-disclaimer .disc-lede {
  margin: 22px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.82;
  color: var(--disc-text);
}

/* ---------- 主区布局 ---------- */
.page-disclaimer .disc-body {
  padding: clamp(30px, 5vw, 76px) 0 clamp(42px, 6vw, 92px);
}

.page-disclaimer .disc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 60px);
}

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

/* ---------- 条款条目 ---------- */
.page-disclaimer .term {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding: clamp(24px, 3.6vw, 44px) 0;
  scroll-margin-top: 88px;
}

.page-disclaimer .term:first-child {
  padding-top: 0;
}

.page-disclaimer .term-rail {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
}

.page-disclaimer .term-num {
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.8vw, 34px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--gold);
}

.page-disclaimer .term-mark {
  font-size: 11px;
  letter-spacing: .28em;
  color: var(--mist);
  white-space: nowrap;
}

.page-disclaimer .term-bar {
  display: none;
}

.page-disclaimer .term-body h2 {
  margin: 0 0 14px;
  font-size: clamp(20px, 2.4vw, 29px);
  font-weight: 700;
  line-height: 1.32;
  color: var(--ivory);
}

.page-disclaimer .term-lead {
  margin: 0 0 16px;
  padding-left: 13px;
  border-left: 2px solid var(--line-gold);
  font-size: 15px;
  line-height: 1.72;
  color: var(--gold-hi);
}

.page-disclaimer .term-body ul {
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: 40em;
}

.page-disclaimer .term-body li {
  position: relative;
  padding-left: 19px;
  margin-bottom: 10px;
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--disc-text-dim);
}

.page-disclaimer .term-body li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .term-body li::before {
  content: "";
  position: absolute;
  left: 1px;
  top: .78em;
  width: 8px;
  height: 1px;
  background: var(--gold);
  opacity: .85;
}

.page-disclaimer .term-body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .term-body a:hover {
  color: var(--gold-hi);
  border-bottom-color: var(--line-gold);
}

/* 章节切换处的珠宝色细线 */
.page-disclaimer .term + .term {
  position: relative;
  border-top: 1px solid var(--disc-line);
}

.page-disclaimer .term + .term::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 86px;
  height: 2px;
  background: var(--violet);
}

.page-disclaimer .term:nth-child(3)::after { background: var(--cyan); }
.page-disclaimer .term:nth-child(4)::after { background: var(--gold); }
.page-disclaimer .term:nth-child(5)::after { background: var(--violet); }
.page-disclaimer .term:nth-child(6)::after { background: var(--cyan); }

.page-disclaimer .term:nth-child(1) .term-bar { background: linear-gradient(180deg, var(--gold), transparent); }
.page-disclaimer .term:nth-child(2) .term-bar { background: linear-gradient(180deg, var(--cyan), transparent); }
.page-disclaimer .term:nth-child(3) .term-bar { background: linear-gradient(180deg, var(--violet), transparent); }
.page-disclaimer .term:nth-child(4) .term-bar { background: linear-gradient(180deg, var(--gold), transparent); }
.page-disclaimer .term:nth-child(5) .term-bar { background: linear-gradient(180deg, var(--cyan), transparent); }
.page-disclaimer .term:nth-child(6) .term-bar { background: linear-gradient(180deg, var(--violet), transparent); }

/* ---------- 侧栏索引 ---------- */
.page-disclaimer .disc-aside {
  order: -1;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--disc-line);
}

.page-disclaimer .disc-aside-label {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--mist);
}

.page-disclaimer .disc-index {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.page-disclaimer .disc-index a {
  display: flex;
  align-items: baseline;
  gap: 11px;
  padding: 9px 0;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(245, 242, 234, .76);
  text-decoration: none;
  border-bottom: 1px dashed rgba(245, 242, 234, .1);
  transition: color .2s var(--ease), padding-left .2s var(--ease);
}

.page-disclaimer .disc-index a:hover {
  color: var(--gold-hi);
  padding-left: 5px;
}

.page-disclaimer .disc-index span {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  flex: 0 0 auto;
}

.page-disclaimer .disc-aside-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 页尾窄条 ---------- */
.page-disclaimer .disc-tail {
  border-top: 1px solid var(--line-gold);
  background:
    radial-gradient(120% 180% at 12% 0%, rgba(13, 71, 68, .62) 0%, rgba(13, 71, 68, 0) 62%),
    radial-gradient(110% 170% at 92% 100%, rgba(90, 19, 48, .58) 0%, rgba(90, 19, 48, 0) 66%),
    var(--ink-100);
  padding: clamp(28px, 4.4vw, 56px) 0;
}

.page-disclaimer .disc-tail-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: center;
}

.page-disclaimer .disc-tail-label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--cyan);
}

.page-disclaimer .disc-tail-title {
  margin: 0;
  max-width: 30em;
  font-size: clamp(17px, 2vw, 23px);
  line-height: 1.5;
  font-weight: 600;
  color: var(--ivory);
}

.page-disclaimer .disc-tail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 回到顶部 ---------- */
.page-disclaimer .disc-top {
  position: fixed;
  right: 16px;
  bottom: 84px;
  z-index: 40;
  padding: 9px 14px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ivory);
  text-decoration: none;
  border: 1px solid var(--disc-line);
  border-radius: 999px;
  background: rgba(14, 15, 24, .78);
  backdrop-filter: blur(8px);
  transition: color .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease);
}

.page-disclaimer .disc-top:hover {
  color: var(--gold-hi);
  border-color: var(--line-gold);
  transform: translateY(-2px);
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 820px) {
  .page-disclaimer .term {
    grid-template-columns: var(--disc-rail-w) minmax(0, 1fr);
    gap: 30px;
  }

  .page-disclaimer .term:first-child {
    padding-top: 6px;
  }

  .page-disclaimer .term-rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 9px;
  }

  .page-disclaimer .term-bar {
    display: block;
    width: 2px;
    flex: 1 1 auto;
    min-height: 34px;
    margin-top: 4px;
    border-radius: 2px;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .disc-layout {
    grid-template-columns: minmax(0, 1fr) 236px;
    gap: clamp(44px, 5vw, 88px);
  }

  .page-disclaimer .disc-aside {
    order: 0;
    position: sticky;
    top: 28px;
    align-self: start;
    padding-bottom: 0;
    border-bottom: 0;
    border-left: 1px solid var(--disc-line);
    padding-left: 24px;
  }

  .page-disclaimer .disc-tail-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 32px;
  }

  .page-disclaimer .disc-top {
    right: 28px;
    bottom: 28px;
  }
}

@media (min-width: 1240px) {
  .page-disclaimer .disc-hero-inner {
    padding-right: 6%;
  }

  .page-disclaimer .term-body ul {
    max-width: 38em;
  }
}

@media (max-width: 599px) {
  .page-disclaimer .disc-index {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-disclaimer .disc-index a {
    font-size: 13.5px;
  }

  .page-disclaimer .disc-tail-actions .btn {
    flex: 1 1 auto;
    text-align: center;
  }

  .page-disclaimer .disc-top {
    bottom: 78px;
    padding: 8px 12px;
    font-size: 11px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-index a,
  .page-disclaimer .disc-top,
  .page-disclaimer .term-body a {
    transition: none;
  }

  .page-disclaimer .disc-top:hover {
    transform: none;
  }
}