/* ============================================
   使用规范 /usage/  ·  页面作用域 page-disclaimer
   ============================================ */

.page-disclaimer {
  --dc-rule: rgba(11, 11, 13, .14);
  --dc-gold-soft: rgba(200, 164, 85, .45);
  --dc-body: #26262b;
  display: block;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}

/* ---------- 页头 ---------- */
.page-disclaimer .dc-head {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3vw, 32px) 0 clamp(34px, 5.4vw, 68px);
  background:
    repeating-linear-gradient(90deg, rgba(200, 164, 85, .075) 0 1px, transparent 1px 96px),
    var(--ink);
  color: var(--paper);
  border-bottom: 1px solid var(--gold);
}

.page-disclaimer .dc-head .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-disclaimer .dc-head__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
  align-items: center;
}

.page-disclaimer .dc-head__text {
  min-width: 0;
}

.page-disclaimer .dc-head .eyebrow {
  color: var(--gold-lt);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  margin: 0;
}

.page-disclaimer .dc-head h1 {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(27px, 4.6vw, 46px);
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--paper);
  max-width: 15em;
}

.page-disclaimer .dc-lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  font-size: clamp(15.5px, 1.6vw, 17.5px);
  line-height: 1.9;
  color: rgba(242, 234, 217, .82);
  max-width: 34em;
}

.page-disclaimer .dc-keyline {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 10px;
}

.page-disclaimer .dc-keyline li {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--gold-lt);
  border: 1px solid var(--dc-gold-soft);
  background: rgba(200, 164, 85, .07);
  padding: 7px 12px;
}

.page-disclaimer .dc-head__fig {
  margin: 0;
  padding: 10px;
  background: var(--ink-2);
  border: 1px solid var(--dc-gold-soft);
}

.page-disclaimer .dc-head__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 主体骨架 ---------- */
.page-disclaimer .dc-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  row-gap: clamp(22px, 3vw, 30px);
  padding-top: clamp(30px, 4.6vw, 64px);
  padding-bottom: clamp(46px, 6.4vw, 96px);
}

/* ---------- 条款目录 ---------- */
.page-disclaimer .dc-toc {
  min-width: 0;
}

.page-disclaimer .dc-toc__title {
  margin: 0 0 12px;
  padding-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--mist);
  border-bottom: 1px solid var(--dc-rule);
}

.page-disclaimer .dc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .dc-toc__list li {
  flex: 0 0 auto;
}

.page-disclaimer .dc-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 7px;
  white-space: nowrap;
  padding: 8px 12px;
  font-size: 13.5px;
  text-decoration: none;
  color: var(--mist-dark);
  background: rgba(255, 255, 255, .38);
  border: 1px solid var(--dc-rule);
  transition: color var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              background var(--dur) var(--ease);
}

.page-disclaimer .dc-toc__list a span {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--jade-d);
}

.page-disclaimer .dc-toc__list a:hover {
  color: var(--ink);
  border-color: var(--jade);
}

.page-disclaimer .dc-toc__list a[aria-current] {
  color: var(--ink);
  font-weight: 700;
  border-color: var(--gold);
  background: rgba(200, 164, 85, .16);
}

/* ---------- 正文条款 ---------- */
.page-disclaimer .dc-content {
  min-width: 0;
}

.page-disclaimer .dc-sec {
  scroll-margin-top: 104px;
  padding-top: clamp(24px, 3.4vw, 38px);
  margin-bottom: clamp(32px, 4.4vw, 58px);
  border-top: 1px solid var(--dc-rule);
}

.page-disclaimer .dc-sec:first-child {
  padding-top: 0;
  border-top: 0;
  margin-top: 0;
}

.page-disclaimer .dc-sec:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dc-sec__num {
  display: block;
  position: relative;
  padding-left: 34px;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .24em;
  color: var(--jade-d);
}

.page-disclaimer .dc-sec__num::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 24px;
  height: 1px;
  background: var(--gold);
}

.page-disclaimer .dc-sec h2 {
  margin: 0 0 clamp(12px, 1.8vw, 18px);
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.34;
  letter-spacing: -.005em;
  color: var(--ink);
}

.page-disclaimer .dc-content p {
  margin: 0 0 1.05em;
  max-width: 40em;
  font-size: 16.5px;
  line-height: 1.86;
  color: var(--dc-body);
}

.page-disclaimer .dc-content p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dc-content p a {
  color: var(--jade-d);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 99, 91, .45);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .dc-content p a:hover {
  color: var(--ink);
  border-color: var(--gold);
}

.page-disclaimer .dc-content b {
  font-weight: 700;
  color: var(--ink);
}

.page-disclaimer .dc-list {
  list-style: none;
  margin: 0 0 1.1em;
  padding: 0;
  max-width: 40em;
}

.page-disclaimer .dc-list li {
  position: relative;
  padding-left: 24px;
  padding-bottom: 11px;
  font-size: 16px;
  line-height: 1.82;
  color: var(--dc-body);
}

.page-disclaimer .dc-list li:last-child {
  padding-bottom: 0;
}

.page-disclaimer .dc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 10px;
  height: 1px;
  background: var(--jade);
}

/* ---------- 授权对照表 ---------- */
.page-disclaimer .dc-tablewrap {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--dc-rule);
  background: var(--paper);
}

.page-disclaimer .dc-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 14.5px;
  line-height: 1.72;
}

.page-disclaimer .dc-table th {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 11.5px;
  letter-spacing: .14em;
  text-align: left;
  white-space: nowrap;
  padding: 13px 16px;
  background: var(--ink);
  color: var(--gold-lt);
  border-right: 1px solid rgba(242, 234, 217, .13);
}

.page-disclaimer .dc-table th:last-child {
  border-right: 0;
}

.page-disclaimer .dc-table td {
  padding: 16px;
  vertical-align: top;
  color: var(--dc-body);
  border-top: 1px solid var(--dc-rule);
  border-right: 1px solid rgba(11, 11, 13, .07);
}

.page-disclaimer .dc-table td:last-child {
  border-right: 0;
}

.page-disclaimer .dc-table tbody tr:nth-child(even) td,
.page-disclaimer .dc-table tbody tr:nth-child(even) th {
  background: rgba(230, 218, 195, .5);
}

.page-disclaimer .dc-table tbody th {
  background: transparent;
}

.page-disclaimer .dc-tier {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .06em;
  padding: 5px 9px;
  border: 1px solid var(--mist);
  color: var(--mist-dark);
  background: rgba(140, 133, 120, .12);
}

.page-disclaimer .dc-tier--reg {
  border-color: var(--jade);
  color: var(--jade-d);
  background: rgba(78, 127, 118, .14);
}

.page-disclaimer .dc-tier--auth {
  border-color: var(--gold);
  color: #7a5d1e;
  background: rgba(200, 164, 85, .18);
}

.page-disclaimer .dc-tablecap {
  margin: 10px 0 1.2em;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--mist);
  max-width: none;
}

/* ---------- 避免做法 ---------- */
.page-disclaimer .dc-avoid {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  padding-left: clamp(16px, 2.2vw, 26px);
  border-left: 3px solid var(--cinnabar);
  max-width: 42em;
}

.page-disclaimer .dc-avoid__item {
  padding: 15px 0;
  border-top: 1px solid rgba(183, 51, 43, .3);
}

.page-disclaimer .dc-avoid__item:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-disclaimer .dc-avoid__item:last-child {
  padding-bottom: 0;
}

.page-disclaimer .dc-avoid__item h3 {
  margin: 0 0 6px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 15.5px;
  letter-spacing: .01em;
  color: var(--cinnabar);
}

.page-disclaimer .dc-avoid__item p {
  margin: 0;
  max-width: none;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--dc-body);
}

.page-disclaimer .dc-avoid + p {
  margin-top: clamp(16px, 2.2vw, 22px);
}

/* ---------- 收束区 ---------- */
.page-disclaimer .dc-end {
  padding: clamp(32px, 4.8vw, 60px) 0;
  background:
    repeating-linear-gradient(90deg, rgba(200, 164, 85, .06) 0 1px, transparent 1px 96px),
    var(--ink-2);
  color: var(--paper);
  border-top: 3px solid var(--gold);
}

.page-disclaimer .dc-end__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  align-items: center;
}

.page-disclaimer .dc-end h2 {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.34;
  color: var(--paper);
}

.page-disclaimer .dc-end p {
  margin: 0;
  max-width: 38em;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(242, 234, 217, .76);
}

.page-disclaimer .dc-end__tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-disclaimer .dc-end .btn--ghost {
  color: var(--gold-lt);
  border-color: var(--dc-gold-soft);
}

.page-disclaimer .dc-end .btn--ghost:hover {
  color: var(--paper);
  border-color: var(--gold);
}

.page-disclaimer .dc-top {
  appearance: none;
  cursor: pointer;
  padding: 11px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: rgba(242, 234, 217, .72);
  background: transparent;
  border: 1px solid rgba(242, 234, 217, .28);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .dc-top:hover {
  color: var(--paper);
  border-color: var(--gold);
}

/* ---------- 桌面排版 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .dc-head__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: clamp(32px, 5vw, 64px);
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .dc-body {
    grid-template-columns: 216px minmax(0, 1fr);
    column-gap: clamp(32px, 4.6vw, 72px);
    row-gap: 0;
  }

  .page-disclaimer .dc-toc {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-disclaimer .dc-toc__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
    border-left: 1px solid var(--dc-rule);
  }

  .page-disclaimer .dc-toc__list li {
    display: block;
  }

  .page-disclaimer .dc-toc__list a {
    display: block;
    white-space: normal;
    padding: 8px 0 8px 14px;
    margin-left: -1px;
    border: 0;
    border-left: 2px solid transparent;
    background: none;
  }

  .page-disclaimer .dc-toc__list a[aria-current] {
    background: none;
    border-left-color: var(--gold);
  }
}

@media (min-width: 860px) {
  .page-disclaimer .dc-end__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: clamp(28px, 5vw, 72px);
  }
}

/* ---------- 打印排版 ---------- */
@media print {
  .page-disclaimer {
    background: #fff;
    color: #000;
  }

  .page-disclaimer .dc-head,
  .page-disclaimer .dc-end {
    background: none;
    color: #000;
    border-color: #000;
  }

  .page-disclaimer .dc-head h1,
  .page-disclaimer .dc-end h2 {
    color: #000;
  }

  .page-disclaimer .dc-lede,
  .page-disclaimer .dc-end p {
    color: #333;
  }

  .page-disclaimer .dc-keyline,
  .page-disclaimer .dc-head__fig,
  .page-disclaimer .dc-toc,
  .page-disclaimer .dc-end__tools {
    display: none;
  }

  .page-disclaimer .dc-body {
    display: block;
    padding: 0;
  }

  .page-disclaimer .dc-sec {
    break-inside: avoid;
    page-break-inside: avoid;
    margin-bottom: 22px;
  }

  .page-disclaimer .dc-table {
    min-width: 0;
    font-size: 11pt;
  }

  .page-disclaimer .dc-table th {
    background: #eee;
    color: #000;
  }

  .page-disclaimer .dc-avoid {
    border-left: 2px solid #000;
  }
}