.page-disclaimer {
  --t-rule: rgba(79, 227, 208, 0.2);
  --t-num-col: 104px;
  padding-bottom: 8px;
}

/* ---------- 刻度横线 ---------- */
.page-disclaimer .tick-rule {
  height: 10px;
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 14px);
  opacity: 0.95;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .terms-hero {
  padding: 22px 0 0;
}

.page-disclaimer .terms-hero-inner {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.page-disclaimer .terms-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(40px, 12vw, 88px);
  line-height: 0.92;
  letter-spacing: 0.02em;
  margin: 6px 0 0;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .terms-hero .eyebrow {
  margin: 0;
}

.page-disclaimer .terms-hero .lede {
  margin: 0;
  max-width: 64ch;
}

.page-disclaimer .terms-banner {
  margin: 6px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(140deg, var(--ink), var(--char) 58%, var(--deep-cyan));
}

.page-disclaimer .terms-banner img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  object-position: center;
}

/* ---------- 版本节点 ---------- */
.page-disclaimer .terms-versions {
  padding: 46px 0 0;
}

.page-disclaimer .version-track {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  min-width: 0;
}

.page-disclaimer .version-node {
  position: relative;
  padding: 30px 20px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--char);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-disclaimer .version-node::before {
  content: "";
  position: absolute;
  top: 15px;
  left: 20px;
  right: 20px;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), transparent 72%);
  opacity: 0.55;
}

.page-disclaimer .version-node:hover,
.page-disclaimer .version-node:focus-within {
  border-color: rgba(79, 227, 208, 0.42);
  background: var(--lift);
}

.page-disclaimer .version-tag {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--gold);
  margin: 0 0 7px;
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .version-node h3 {
  margin: 0 0 7px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text);
}

.page-disclaimer .version-copy {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--cold);
}

/* ---------- 条款目录 ---------- */
.page-disclaimer .terms-index {
  margin-top: 44px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--char);
}

.page-disclaimer .terms-index-inner {
  display: grid;
  gap: 10px;
  padding: 16px 0;
  min-width: 0;
}

.page-disclaimer .index-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cold);
}

.page-disclaimer .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-disclaimer .index-list a {
  display: inline-block;
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--cold);
  text-decoration: none;
  font-variant-numeric: tabular-nums;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-disclaimer .index-list a:hover,
.page-disclaimer .index-list a:focus-visible {
  color: var(--text-cyan);
  border-color: var(--cyan);
  background: rgba(79, 227, 208, 0.08);
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .terms-body {
  padding: 6px 0 56px;
}

.page-disclaimer .term {
  display: grid;
  gap: 8px;
  padding: 32px 0 28px;
  border-top: 1px solid var(--line);
  min-width: 0;
}

.page-disclaimer .term:first-child {
  border-top: 0;
  padding-top: 34px;
}

.page-disclaimer .term-num {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--line);
  font-variant-numeric: tabular-nums;
  transition: color 0.2s var(--ease);
}

.page-disclaimer .term:hover .term-num {
  color: var(--gold);
}

.page-disclaimer .term-body {
  min-width: 0;
}

.page-disclaimer .term-body h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 5vw, 30px);
  line-height: 1.26;
  margin: 0 0 12px;
  color: var(--text);
}

.page-disclaimer .term-body p {
  max-width: 68ch;
  margin: 0 0 12px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text);
}

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

.page-disclaimer .term-body a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-disclaimer .term-body a:hover,
.page-disclaimer .term-body a:focus-visible {
  color: var(--gold-soft);
}

.page-disclaimer .term-list {
  list-style: none;
  margin: 2px 0 14px;
  padding: 0;
  max-width: 68ch;
  display: grid;
  gap: 8px;
}

.page-disclaimer .term-list li {
  position: relative;
  padding-left: 20px;
  font-size: 16px;
  line-height: 1.72;
  color: var(--text);
}

.page-disclaimer .term-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.7em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-disclaimer .term-note {
  max-width: 68ch;
  margin: 12px 0 0;
  padding: 13px 16px;
  border-left: 2px solid var(--cyan);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(14, 92, 86, 0.26);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-cyan);
}

.page-disclaimer .term-note strong {
  color: var(--gold-soft);
  font-weight: 600;
}

/* ---------- 联系信息 ---------- */
.page-disclaimer .contact-block {
  max-width: 68ch;
  margin-top: 16px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--lift);
  display: grid;
  gap: 9px;
}

.page-disclaimer .contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  font-size: 15px;
}

.page-disclaimer .contact-key {
  min-width: 80px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cold);
}

.page-disclaimer .contact-val {
  color: var(--text);
  font-variant-numeric: tabular-nums;
  word-break: break-word;
}

/* ---------- 回到顶部 ---------- */
.page-disclaimer .to-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 26px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cold);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .to-top::before {
  content: "↑";
  font-size: 15px;
  line-height: 1;
}

.page-disclaimer .to-top:hover,
.page-disclaimer .to-top:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 480px) {
  .page-disclaimer .terms-hero h1 {
    letter-spacing: 0.01em;
  }

  .page-disclaimer .term-num {
    font-size: 22px;
  }

  .page-disclaimer .index-list a {
    font-size: 13px;
    padding: 6px 11px;
  }

  .page-disclaimer .contact-key {
    min-width: 100%;
  }
}

/* ---------- 宽屏：两栏窄行宽 + 右侧条款编号 ---------- */
@media (min-width: 860px) {
  .page-disclaimer .version-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    margin-top: 26px;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .page-disclaimer .version-node {
    border: 0;
    border-left: 1px solid var(--line);
    border-radius: 0;
    background: transparent;
    padding: 36px 22px 26px;
  }

  .page-disclaimer .version-node:first-child {
    border-left: 0;
  }

  .page-disclaimer .version-node::before {
    top: 20px;
    left: 22px;
    right: 22px;
  }

  .page-disclaimer .version-node::after {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--cyan);
    opacity: 0;
    transition: opacity 0.2s var(--ease);
  }

  .page-disclaimer .version-node:hover,
  .page-disclaimer .version-node:focus-within {
    background: transparent;
    border-color: var(--line);
  }

  .page-disclaimer .version-node:hover::after,
  .page-disclaimer .version-node:focus-within::after {
    opacity: 0.85;
  }

  .page-disclaimer .terms-index-inner {
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: center;
    column-gap: 24px;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .term {
    grid-template-columns: minmax(0, 1fr) var(--t-num-col);
    column-gap: 44px;
    align-items: start;
    padding: 40px 0 34px;
  }

  .page-disclaimer .term-num {
    order: 2;
    grid-column: 2;
    grid-row: 1;
    padding-top: 5px;
    text-align: right;
    font-size: 34px;
  }

  .page-disclaimer .term-body {
    order: 1;
    grid-column: 1;
    grid-row: 1;
    max-width: 72ch;
  }

  .page-disclaimer .terms-body {
    padding-bottom: 72px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .version-node,
  .page-disclaimer .version-node::after,
  .page-disclaimer .index-list a,
  .page-disclaimer .term-num,
  .page-disclaimer .to-top {
    transition: none;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-disclaimer .terms-banner,
  .page-disclaimer .terms-versions,
  .page-disclaimer .terms-index,
  .page-disclaimer .tick-rule,
  .page-disclaimer .to-top {
    display: none;
  }

  .page-disclaimer .terms-hero {
    padding-top: 0;
  }

  .page-disclaimer .term {
    grid-template-columns: 1fr;
    padding: 16px 0;
    border-top: 1px solid #999;
    break-inside: avoid;
  }

  .page-disclaimer .term-num {
    order: 0;
    grid-column: 1;
    grid-row: auto;
    text-align: left;
    font-size: 15px;
    color: #444;
  }

  .page-disclaimer .term-body {
    order: 0;
    grid-column: 1;
    grid-row: auto;
    max-width: none;
  }

  .page-disclaimer .term-body h2 {
    font-size: 18px;
    color: #111;
  }

  .page-disclaimer .term-body p,
  .page-disclaimer .term-list li {
    color: #222;
  }

  .page-disclaimer .term-list li::before {
    background: #555;
  }

  .page-disclaimer .term-note {
    background: #f1f1f1;
    border-left-color: #555;
    color: #222;
  }

  .page-disclaimer .contact-block {
    background: #fff;
    border-color: #999;
  }

  .page-disclaimer .contact-key,
  .page-disclaimer .contact-val {
    color: #222;
  }
}