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

.page-disclaimer {
  --dsc-hang: 96px;
  background: var(--ink);
  color: var(--paper);
  padding-bottom: 72px;
  overflow-x: hidden;
}

.page-disclaimer .dsc-anchor {
  display: block;
  height: 0;
  scroll-margin-top: calc(var(--header-h) + 16px);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .dsc-crumbs {
  margin: 28px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .1em;
}
.page-disclaimer .dsc-crumbs ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.page-disclaimer .dsc-crumbs li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--mute);
}
.page-disclaimer .dsc-crumbs li + li::before {
  content: "/";
  color: var(--gold);
}
.page-disclaimer .dsc-crumbs a {
  color: var(--mute);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-disclaimer .dsc-crumbs a:hover,
.page-disclaimer .dsc-crumbs a:focus-visible {
  color: var(--gold-light);
  border-bottom-color: var(--gold);
}
.page-disclaimer .dsc-crumbs [aria-current="page"] {
  color: var(--paper);
}

/* ---------- 页首 ---------- */
.page-disclaimer .dsc-head {
  padding: 0;
}
.page-disclaimer .dsc-kicker {
  margin: 30px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .22em;
  color: var(--gold);
}
.page-disclaimer h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 9vw, 72px);
  line-height: 1.06;
  letter-spacing: -.01em;
  color: var(--paper);
}
.page-disclaimer .dsc-lede {
  margin: 24px 0 0;
  max-width: 40em;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--paper);
  opacity: .88;
}

.page-disclaimer .dsc-meta {
  list-style: none;
  margin: 32px 0 0;
  padding: 20px 0 0;
  display: grid;
  gap: 12px;
  border-top: 1px solid var(--grid);
}
.page-disclaimer .dsc-meta li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
}
.page-disclaimer .dsc-meta__k {
  flex: 0 0 auto;
  min-width: 76px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--mute);
}
.page-disclaimer .dsc-meta__v {
  font-size: var(--fs-14);
  color: var(--paper);
}

/* ---------- 顶部通栏图 ---------- */
.page-disclaimer .dsc-banner {
  margin: 40px 0 0;
  padding: 0;
}
.page-disclaimer .dsc-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 5;
  object-fit: cover;
  border: 1px solid var(--grid);
}

/* ---------- 编号目录 ---------- */
.page-disclaimer .dsc-toc {
  margin: 40px 0 0;
  display: flex;
  overflow-x: auto;
  border-top: 1px solid var(--grid);
  border-bottom: 1px solid var(--grid);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
.page-disclaimer .dsc-toc__link {
  position: relative;
  flex: 0 0 auto;
  min-width: 154px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 20px;
  text-decoration: none;
  border-right: 1px solid var(--grid);
  transition: background var(--dur) var(--ease);
}
.page-disclaimer .dsc-toc__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -1px;
  height: 2px;
  background: var(--gold);
  transition: right var(--dur) var(--ease);
}
.page-disclaimer .dsc-toc__link:hover,
.page-disclaimer .dsc-toc__link:focus-visible {
  background: var(--ink-raised);
}
.page-disclaimer .dsc-toc__link:hover::after,
.page-disclaimer .dsc-toc__link:focus-visible::after {
  right: 0;
}
.page-disclaimer .dsc-toc__num {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .18em;
  color: var(--gold);
}
.page-disclaimer .dsc-toc__label {
  font-size: var(--fs-14);
  line-height: 1.4;
  color: var(--paper);
}

/* ---------- 条款正文（暖纸阅读区） ---------- */
.page-disclaimer .dsc-paper {
  margin: 40px 0 0;
  padding: 24px 20px 12px;
  border-radius: 0;
}
.page-disclaimer .dsc-clauses {
  counter-reset: clause;
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 820px;
}
.page-disclaimer .dsc-clause {
  counter-increment: clause;
  position: relative;
  padding: 26px 0;
  border-bottom: 1px solid var(--paper-shade);
  scroll-margin-top: calc(var(--header-h) + 24px);
}
.page-disclaimer .dsc-clause:last-child {
  border-bottom: 0;
}
.page-disclaimer .dsc-clause::before {
  content: counter(clause, decimal-leading-zero);
  display: inline-block;
  min-width: 34px;
  padding: 4px 8px;
  margin-bottom: 14px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--ink);
  background: var(--gold);
}
.page-disclaimer .dsc-clause h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 4.4vw, 28px);
  line-height: 1.34;
  letter-spacing: -.005em;
  color: var(--ink);
}
.page-disclaimer .dsc-clause p {
  margin: 0 0 12px;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--ink);
}
.page-disclaimer .dsc-clause p:last-child {
  margin-bottom: 0;
}
.page-disclaimer .dsc-num {
  font-family: var(--font-mono);
  font-weight: 600;
}

.page-disclaimer .dsc-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-disclaimer .dsc-list li {
  position: relative;
  padding-left: 24px;
  font-size: var(--fs-16);
  line-height: 1.72;
  color: var(--ink);
}
.page-disclaimer .dsc-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .66em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--gold);
  background: transparent;
  transform: rotate(45deg);
}

.page-disclaimer .dsc-filing {
  margin: 20px 0 0;
  padding: 12px 16px;
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: .1em;
  color: var(--ink);
  background: var(--paper-shade);
  border-left: 3px solid var(--gold);
}

/* ---------- 页尾出口 ---------- */
.page-disclaimer .dsc-foot {
  margin: 40px 0 0;
  padding: 26px 0 0;
  border-top: 1px solid var(--grid);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}
.page-disclaimer .dsc-next {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  flex: 1 1 260px;
}
.page-disclaimer .dsc-next__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  font-size: var(--fs-14);
  color: var(--paper);
  text-decoration: none;
  background: var(--ink-raised);
  border: 1px solid var(--grid);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-disclaimer .dsc-next__link::before {
  content: "";
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  background: var(--cyan);
}
.page-disclaimer .dsc-next__link:hover,
.page-disclaimer .dsc-next__link:focus-visible {
  border-color: var(--gold);
  color: var(--gold-light);
  background: var(--ink-deep);
}
.page-disclaimer .dsc-top {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .16em;
  color: var(--mute);
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--grid);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-disclaimer .dsc-top:hover,
.page-disclaimer .dsc-top:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 700px) {
  .page-disclaimer .dsc-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px 24px;
  }
  .page-disclaimer .dsc-meta li {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .page-disclaimer .dsc-paper {
    padding: 40px 44px 20px;
  }
}

/* ---------- 桌面：编号悬挂到段落左侧 ---------- */
@media (min-width: 960px) {
  .page-disclaimer .dsc-head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    column-gap: 64px;
    align-items: end;
  }
  .page-disclaimer .dsc-crumbs {
    grid-column: 1 / -1;
  }
  .page-disclaimer .dsc-kicker,
  .page-disclaimer .dsc-lede {
    grid-column: 1;
  }
  .page-disclaimer h1 {
    grid-column: 1;
  }
  .page-disclaimer .dsc-meta {
    grid-column: 2;
    grid-template-columns: minmax(0, 1fr);
    margin-top: 0;
    padding-top: 0;
    border-top: 0;
    border-left: 1px solid var(--grid);
    padding-left: 24px;
  }
  .page-disclaimer .dsc-banner {
    margin-top: 56px;
  }
  .page-disclaimer .dsc-clause {
    padding-left: var(--dsc-hang);
  }
  .page-disclaimer .dsc-clause::before {
    position: absolute;
    left: 0;
    top: 30px;
    width: 56px;
    min-width: 0;
    margin: 0;
    padding: 5px 0;
  }
  .page-disclaimer .dsc-paper {
    padding: 56px 64px 28px;
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dsc-crumbs a,
  .page-disclaimer .dsc-toc__link,
  .page-disclaimer .dsc-toc__link::after,
  .page-disclaimer .dsc-next__link,
  .page-disclaimer .dsc-top {
    transition: none;
  }
  .page-disclaimer .dsc-toc__link:hover::after,
  .page-disclaimer .dsc-toc__link:focus-visible::after {
    right: 0;
  }
}
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