.page-disclaimer {
  position: relative;
  padding-top: var(--header-h);
  background: var(--c-white);
  color: var(--c-ink);
  overflow-x: hidden;
}

/* 字号切换：无脚本时的纯 CSS 渐进增强 */
.page-disclaimer .disc-fs-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

/* ---------- 顶部横幅 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  background: var(--grad-night);
  border-bottom: 2px solid var(--c-line);
  overflow: hidden;
}

.page-disclaimer .disc-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .34;
}

.page-disclaimer .disc-hero-veil {
  position: absolute;
  inset: 0;
  background: var(--grad-veil);
  background-image:
    linear-gradient(180deg, rgba(11, 27, 43, .94) 0%, rgba(11, 27, 43, .70) 62%, rgba(11, 27, 43, .40) 100%),
    repeating-linear-gradient(90deg, rgba(46, 74, 102, .30) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(46, 74, 102, .30) 0 1px, transparent 1px 64px);
}

.page-disclaimer .disc-hero-inner {
  position: relative;
  z-index: 2;
  padding: 28px 0 44px;
  color: var(--c-white);
}

.page-disclaimer .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--c-steel);
}

.page-disclaimer .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--c-line);
}

.page-disclaimer .breadcrumb a {
  color: var(--c-silver);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

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

.page-disclaimer .disc-hero .eyebrow {
  color: var(--c-silver);
}

.page-disclaimer .disc-hero h1 {
  margin: 12px 0 0;
  font-size: 32px;
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--c-white);
}

.page-disclaimer .disc-hero-lead {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-silver);
}

.page-disclaimer .disc-hero-stamp {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 22px 0 0;
}

.page-disclaimer .disc-stamp-note {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-steel);
}

/* ---------- 章节导航带 ---------- */
.page-disclaimer .disc-band-wrap {
  position: sticky;
  top: var(--header-h);
  z-index: 30;
  background: var(--c-ink);
  border-bottom: 2px solid var(--c-red);
  box-shadow: 0 4px 0 rgba(0, 0, 0, .28);
}

.page-disclaimer .disc-band {
  display: flex;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .disc-band-btn {
  flex: 0 0 auto;
  padding: 14px 16px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .03em;
  white-space: nowrap;
  text-decoration: none;
  color: var(--c-silver);
  background: transparent;
  border-right: 2px solid var(--c-line);
  transition: background-color .18s ease, color .18s ease;
}

.page-disclaimer .disc-band-btn:first-child {
  border-left: 2px solid var(--c-line);
}

.page-disclaimer .disc-band-btn:hover,
.page-disclaimer .disc-band-btn:focus-visible {
  background: var(--c-ink-2);
  color: var(--c-cyan);
}

.page-disclaimer .disc-band-btn:active {
  background: var(--c-red);
  color: var(--c-white);
}

/* ---------- 工具行 ---------- */
.page-disclaimer .disc-tools-row {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-top: 22px;
  padding-bottom: 6px;
}

.page-disclaimer .disc-tools-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-steel);
}

.page-disclaimer .disc-tools {
  display: inline-flex;
  align-self: flex-start;
  border: 2px solid var(--c-ink);
}

.page-disclaimer .disc-fs-btn {
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 700;
  color: var(--c-ink);
  cursor: pointer;
  user-select: none;
  border-right: 2px solid var(--c-ink);
  background: var(--c-white);
}

.page-disclaimer .disc-fs-btn:last-child {
  border-right: 0;
}

.page-disclaimer #disc-fs-std:checked ~ .disc-tools-row .disc-fs-btn[for="disc-fs-std"],
.page-disclaimer #disc-fs-lg:checked ~ .disc-tools-row .disc-fs-btn[for="disc-fs-lg"] {
  background: var(--c-red);
  color: var(--c-white);
}

.page-disclaimer #disc-fs-std:focus-visible ~ .disc-tools-row .disc-fs-btn[for="disc-fs-std"],
.page-disclaimer #disc-fs-lg:focus-visible ~ .disc-tools-row .disc-fs-btn[for="disc-fs-lg"] {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .disc-body {
  padding: 8px 0 56px;
  font-size: 15.5px;
}

.page-disclaimer #disc-fs-lg:checked ~ .container .disc-body {
  font-size: 18px;
}

.page-disclaimer .disc-clause {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 0 16px;
  padding: 26px 0 26px 14px;
  border-top: 2px solid var(--c-silver);
  scroll-margin-top: calc(var(--header-h) + 76px);
}

.page-disclaimer .disc-clause:first-of-type {
  border-top: 2px solid var(--c-ink);
}

.page-disclaimer .disc-clause--key {
  padding-left: 14px;
  background: linear-gradient(90deg, var(--c-silver) 0%, rgba(232, 236, 241, .35) 78%, rgba(232, 236, 241, 0) 100%);
  border-left: 4px solid var(--c-red);
}

.page-disclaimer .disc-num-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.page-disclaimer .disc-num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--c-red);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .disc-clause-main h2 {
  margin: 0 0 14px;
  font-size: 21px;
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -.005em;
  color: var(--c-ink);
}

.page-disclaimer .disc-clause-main p {
  margin: 0 0 14px;
  max-width: 72ch;
  line-height: 1.78;
  color: var(--c-ink-2);
}

.page-disclaimer .disc-clause-main p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .disc-clause-main a {
  color: var(--c-red);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid rgba(200, 16, 46, .28);
}

.page-disclaimer .disc-clause-main a:hover,
.page-disclaimer .disc-clause-main a:focus-visible {
  border-bottom-color: var(--c-red);
  background: rgba(200, 16, 46, .07);
}

.page-disclaimer .disc-list {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-disclaimer .disc-list li {
  position: relative;
  padding-left: 20px;
  max-width: 72ch;
  line-height: 1.75;
  color: var(--c-ink-2);
}

.page-disclaimer .disc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 9px;
  height: 9px;
  background: var(--c-cyan);
}

.page-disclaimer .disc-list--warn li::before {
  background: var(--c-red);
  transform: rotate(45deg);
}

.page-disclaimer .disc-list strong {
  color: var(--c-ink);
  font-weight: 800;
}

/* 锚点按钮在本页的落位 */
.page-disclaimer .disc-num-col .anchor-btn {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1;
  padding: 4px 6px;
  color: var(--c-steel);
  background: var(--c-white);
  border: 2px solid var(--c-line);
  cursor: pointer;
}

.page-disclaimer .disc-num-col .anchor-btn:hover,
.page-disclaimer .disc-num-col .anchor-btn:focus-visible {
  color: var(--c-white);
  background: var(--c-red);
  border-color: var(--c-red);
}

/* ---------- 页尾联系条 ---------- */
.page-disclaimer .disc-outro {
  background: var(--grad-night);
  border-top: 2px solid var(--c-red);
  color: var(--c-white);
}

.page-disclaimer .disc-outro-inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding-top: 44px;
  padding-bottom: 44px;
}

.page-disclaimer .disc-outro-text h2 {
  margin: 10px 0 12px;
  font-size: 24px;
  line-height: 1.2;
  font-weight: 900;
  color: var(--c-white);
}

.page-disclaimer .disc-outro-text p {
  margin: 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-silver);
}

.page-disclaimer .disc-outro-text .eyebrow--light {
  color: var(--c-cyan);
}

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

/* ---------- 回到顶部 ---------- */
.page-disclaimer .disc-totop {
  position: fixed;
  right: 16px;
  bottom: 18px;
  z-index: 40;
  padding: 10px 14px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .04em;
  text-decoration: none;
  color: var(--c-white);
  background: var(--c-ink);
  border: 2px solid var(--c-red);
  box-shadow: var(--shadow-hard-dark);
}

.page-disclaimer .disc-totop:hover,
.page-disclaimer .disc-totop:focus-visible {
  background: var(--c-red);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .disc-hero-inner {
    padding: 40px 0 60px;
  }

  .page-disclaimer .disc-hero h1 {
    font-size: 52px;
  }

  .page-disclaimer .disc-hero-lead {
    font-size: 17px;
  }

  .page-disclaimer .disc-tools-row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding-top: 26px;
    padding-bottom: 10px;
  }

  .page-disclaimer .disc-clause {
    grid-template-columns: 92px 1fr;
    gap: 0 24px;
    padding: 34px 0 34px 20px;
  }

  .page-disclaimer .disc-clause--key {
    padding-left: 20px;
  }

  .page-disclaimer .disc-num {
    font-size: 28px;
  }

  .page-disclaimer .disc-clause-main h2 {
    font-size: 26px;
    margin-bottom: 18px;
  }

  .page-disclaimer .disc-band-btn {
    padding: 16px 22px;
    font-size: 13.5px;
  }

  .page-disclaimer .disc-outro-inner {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: 40px;
    padding-top: 56px;
    padding-bottom: 56px;
  }

  .page-disclaimer .disc-outro-text h2 {
    font-size: 32px;
  }

  .page-disclaimer .disc-outro-actions {
    flex: 0 0 auto;
  }

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

@media (min-width: 1080px) {
  .page-disclaimer .disc-hero h1 {
    font-size: 64px;
  }

  .page-disclaimer .disc-hero-lead {
    font-size: 18px;
  }

  .page-disclaimer .disc-clause {
    grid-template-columns: 112px 1fr;
  }

  .page-disclaimer .disc-clause-main h2 {
    font-size: 30px;
  }

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