/* ===== 使用条款 · 页面专属样式（作用域：.page-disclaimer） ===== */

.page-disclaimer {
  --t-rail: 56px;
  --t-summary-ink: #4E6274;
  --t-summary-line: #C9D3DE;
  background: var(--ink);
  color: var(--cloud);
  overflow-x: clip;
}

.page-disclaimer .terms-wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 20px;
}

/* ---------- 首屏 ---------- */

.page-disclaimer .terms-hero {
  position: relative;
  padding-top: 26px;
  isolation: isolate;
}

.page-disclaimer .terms-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: -180px -12% auto -12%;
  height: 560px;
  background:
    radial-gradient(46% 58% at 18% 62%, rgba(242, 183, 5, .22), transparent 68%),
    radial-gradient(40% 52% at 86% 34%, rgba(46, 196, 182, .16), transparent 70%);
  pointer-events: none;
}

.page-disclaimer .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 26px;
  font-size: 13px;
  line-height: 1;
  color: var(--mist);
}

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

.page-disclaimer .breadcrumb a:hover,
.page-disclaimer .breadcrumb a:focus-visible {
  color: var(--gold-hi);
  border-bottom-color: var(--gold-line);
}

.page-disclaimer .crumb-sep {
  color: var(--line);
}

.page-disclaimer .crumb-now {
  color: var(--cloud);
}

.page-disclaimer .terms-hero h1 {
  margin: 0 0 18px;
  font-size: 40px;
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--cloud);
  transform: skewX(-3deg);
  transform-origin: left bottom;
}

.page-disclaimer .terms-lede {
  max-width: 34em;
  margin: 0 0 30px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

.page-disclaimer .terms-meta {
  margin: 0 0 30px;
  border-top: 1px solid var(--hairline);
}

.page-disclaimer .terms-meta > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--hairline-soft);
}

.page-disclaimer .terms-meta dt {
  flex: 0 0 auto;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-disclaimer .terms-meta dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  text-align: right;
  color: var(--cloud);
}

.page-disclaimer .terms-meta dd.mono {
  color: var(--gold);
  font-size: 13px;
  letter-spacing: .02em;
}

.page-disclaimer .terms-visual {
  position: relative;
  margin: 0;
  border: 1px solid var(--hairline);
  border-radius: 4px;
  overflow: hidden;
  background: var(--ink-card);
  box-shadow: var(--shadow);
}

.page-disclaimer .terms-visual::before {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--gold) 22%, var(--gold-hi) 50%, var(--gold) 78%, transparent);
}

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

.page-disclaimer .terms-arc-band {
  max-width: var(--maxw);
  margin: 22px auto 0;
  padding-inline: 20px;
}

.page-disclaimer .terms-arc {
  display: block;
  width: 100%;
  height: 44px;
}

/* ---------- 目录条 ---------- */

.page-disclaimer .terms-toc {
  position: sticky;
  top: var(--bar-h);
  z-index: 20;
  background: rgba(7, 26, 43, .93);
  border-bottom: 1px solid var(--hairline-soft);
  backdrop-filter: blur(10px);
}

.page-disclaimer .toc-track {
  display: flex;
  gap: 6px;
  max-width: var(--maxw);
  margin-inline: auto;
  padding: 9px 20px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.page-disclaimer .toc-track::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .toc-item {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 8px 13px;
  font-size: 13px;
  line-height: 1;
  white-space: nowrap;
  color: var(--mist);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 2px;
  scroll-snap-align: start;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-disclaimer .toc-item .mono {
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--line);
  transition: color .2s var(--ease);
}

.page-disclaimer .toc-item:hover,
.page-disclaimer .toc-item:focus-visible {
  color: var(--gold-hi);
  border-color: var(--gold-line);
  background: rgba(242, 183, 5, .08);
}

.page-disclaimer .toc-item:hover .mono,
.page-disclaimer .toc-item:focus-visible .mono {
  color: var(--gold-hi);
}

/* ---------- 条款正文 ---------- */

.page-disclaimer .terms-body {
  padding: 10px 0 64px;
}

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

.page-disclaimer .term {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 26px 0 30px;
  border-top: 1px solid var(--gold-line);
  scroll-margin-top: 132px;
}

.page-disclaimer .term:first-child {
  border-top-color: var(--gold);
}

.page-disclaimer .term-rail {
  display: flex;
  align-items: baseline;
}

.page-disclaimer .term-num {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--gold);
  transform: skewX(-3deg);
}

.page-disclaimer .term-main {
  position: relative;
  max-width: 46em;
}

.page-disclaimer .term-title {
  margin: 0 0 14px;
  font-size: 22px;
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--cloud);
}

.page-disclaimer .term-main p {
  margin: 0 0 12px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

.page-disclaimer .term-main p:last-of-type {
  margin-bottom: 0;
}

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

.page-disclaimer .term-link:hover,
.page-disclaimer .term-link:focus-visible {
  color: var(--gold-hi);
  border-bottom-color: var(--gold-hi);
}

/* 重点约定：云白卡片 */

.page-disclaimer .term--accent .term-main {
  padding: 22px 20px;
  background: var(--cloud);
  border: 1px solid var(--mist);
  border-radius: 4px;
}

.page-disclaimer .term--accent .term-title {
  color: var(--slate);
}

.page-disclaimer .term--accent .term-main p {
  color: var(--t-summary-ink);
}

.page-disclaimer .term--accent .term-link {
  color: var(--slate);
  border-bottom-color: var(--t-summary-line);
}

.page-disclaimer .term--accent .term-link:hover,
.page-disclaimer .term--accent .term-link:focus-visible {
  color: #0B1F33;
  border-bottom-color: #0B1F33;
}

/* 联系信息块 */

.page-disclaimer .term-contact {
  margin: 20px 0 0;
  border-top: 1px solid var(--t-summary-line);
}

.page-disclaimer .term-contact > div {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 10px 0;
  border-bottom: 1px solid var(--t-summary-line);
}

.page-disclaimer .term-contact dt {
  font-size: 12px;
  letter-spacing: .06em;
  color: #7B8B9A;
}

.page-disclaimer .term-contact dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--slate);
  word-break: break-all;
}

.page-disclaimer .term-contact dd.mono {
  letter-spacing: .02em;
}

/* 操作条 */

.page-disclaimer .term-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
}

.page-disclaimer .btn-copy {
  font: inherit;
  font-size: 13px;
  line-height: 1;
  padding: 8px 13px;
  background: transparent;
  color: var(--mist);
  border: 1px solid var(--hairline);
  border-radius: 2px;
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-disclaimer .btn-copy:hover,
.page-disclaimer .btn-copy:focus-visible {
  color: var(--gold-hi);
  border-color: var(--gold);
  background: rgba(242, 183, 5, .08);
}

.page-disclaimer [data-copied].btn-copy,
.page-disclaimer [data-copied] .btn-copy {
  color: var(--away);
  border-color: var(--away);
  background: rgba(46, 196, 182, .10);
}

.page-disclaimer .term--accent .btn-copy {
  color: var(--t-summary-ink);
  border-color: var(--t-summary-line);
}

.page-disclaimer .term--accent .btn-copy:hover,
.page-disclaimer .term--accent .btn-copy:focus-visible {
  color: var(--slate);
  border-color: var(--slate);
  background: rgba(11, 31, 51, .06);
}

/* ---------- 回到顶部 ---------- */

.page-disclaimer .terms-backtop {
  display: flex;
  justify-content: flex-start;
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid var(--hairline-soft);
}

.page-disclaimer .back-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  font-size: 13px;
  line-height: 1;
  color: var(--mist);
  text-decoration: none;
  border: 1px solid var(--hairline);
  border-radius: 2px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .back-top:hover,
.page-disclaimer .back-top:focus-visible {
  color: var(--gold-hi);
  border-color: var(--gold);
}

/* ---------- 平板与桌面 ---------- */

@media (min-width: 720px) {
  .page-disclaimer .terms-hero h1 {
    font-size: 52px;
  }

  .page-disclaimer .terms-meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 28px;
    border-top: 0;
  }

  .page-disclaimer .terms-meta > div {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 14px 0 0;
    border-bottom: 0;
    border-top: 1px solid var(--gold-line);
  }

  .page-disclaimer .terms-meta dd {
    text-align: left;
  }

  .page-disclaimer .term-contact > div {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    gap: 20px;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .terms-hero {
    padding-top: 40px;
  }

  .page-disclaimer .terms-hero h1 {
    font-size: 60px;
  }

  .page-disclaimer .terms-lede {
    font-size: 17px;
  }

  .page-disclaimer .terms-toc {
    top: 0;
  }

  .page-disclaimer .toc-track {
    padding: 11px 20px;
  }

  .page-disclaimer .term {
    grid-template-columns: var(--t-rail) minmax(0, 1fr);
    gap: 30px;
    padding: 38px 0 42px;
    scroll-margin-top: 76px;
  }

  .page-disclaimer .term-num {
    font-size: 15px;
  }

  .page-disclaimer .term-title {
    font-size: 24px;
  }

  .page-disclaimer .term--accent .term-main {
    padding: 28px 26px;
  }

  .page-disclaimer .terms-body {
    padding-bottom: 84px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .term {
    grid-template-columns: 88px minmax(0, 1fr);
  }
}

/* ---------- 动效降级 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer *,
  .page-disclaimer *::before,
  .page-disclaimer *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }

  .page-disclaimer .terms-hero h1,
  .page-disclaimer .term-num {
    transform: none;
  }
}