.page-disclaimer {
  --disc-shadow: 10px 10px 0 rgba(0, 0, 0, .38);
  background: var(--ink);
  color: var(--paper);
  padding-top: calc(var(--header-h) + 12px);
  font-family: var(--font-sans);
}

/* ---------- 首屏 ---------- */

.page-disclaimer .disclaimer-hero {
  position: relative;
  overflow: hidden;
  padding: 24px 0 0;
}

.page-disclaimer .disclaimer-hero::before {
  content: "";
  position: absolute;
  top: -34%;
  right: -14%;
  width: 58%;
  height: 170%;
  background: linear-gradient(158deg, rgba(232, 179, 60, .17), rgba(232, 179, 60, 0) 62%);
  transform: skewX(-13deg);
  pointer-events: none;
}

.page-disclaimer .disclaimer-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-disclaimer .disclaimer-kicker {
  margin: 26px 0 0;
}

.page-disclaimer h1 {
  margin: 12px 0 0;
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -.01em;
  max-width: 14ch;
}

.page-disclaimer .disclaimer-lead {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 版本提示 ---------- */

.page-disclaimer .version-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  margin-top: 28px;
  padding: 14px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--autumn);
}

.page-disclaimer .version-dot {
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--autumn);
  box-shadow: 0 0 0 4px rgba(232, 179, 60, .18);
}

.page-disclaimer .version-text {
  flex: 1 1 260px;
  margin: 0;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--paper);
}

.page-disclaimer .version-label {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--autumn);
  border: 1px solid rgba(232, 179, 60, .45);
}

.page-disclaimer .version-code {
  position: relative;
  flex: none;
  padding: 5px 10px;
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .08em;
  color: var(--muted);
  border: 1px dashed var(--line);
  cursor: help;
}

.page-disclaimer .version-code:focus-visible {
  outline: 2px solid var(--spring);
  outline-offset: 2px;
}

.page-disclaimer .version-tip {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  width: min(290px, 72vw);
  padding: 10px 12px;
  background: var(--slate);
  border: 1px solid var(--line);
  box-shadow: var(--disc-shadow);
  font-family: var(--font-sans);
  font-size: .8125rem;
  line-height: 1.65;
  letter-spacing: 0;
  color: var(--paper);
  opacity: 0;
  visibility: hidden;
  transition: opacity .22s ease, visibility .22s ease;
  z-index: 6;
}

.page-disclaimer .version-code:hover .version-tip,
.page-disclaimer .version-code:focus .version-tip,
.page-disclaimer .version-code:focus-within .version-tip {
  opacity: 1;
  visibility: visible;
}

/* ---------- 开篇图 ---------- */

.page-disclaimer .disclaimer-figure {
  margin: 34px 0 0;
  padding: 10px;
  background: var(--slate);
  border: 1px solid var(--line);
  box-shadow: var(--disc-shadow);
}

.page-disclaimer .disclaimer-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-disclaimer .disclaimer-figure .img-caption {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--muted);
}

/* ---------- 主体双栏 ---------- */

.page-disclaimer .disclaimer-layout {
  display: grid;
  gap: 30px;
  padding: 46px 0 76px;
}

/* ---------- 左侧索引 ---------- */

.page-disclaimer .clause-index {
  min-width: 0;
}

.page-disclaimer .index-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .index-list > li {
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .index-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 10px 11px 12px;
  border-left: 2px solid transparent;
  color: var(--muted);
  text-decoration: none;
  font-size: .9375rem;
  line-height: 1.5;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-disclaimer .index-link:hover,
.page-disclaimer .index-link:focus-visible {
  color: var(--paper);
  border-left-color: var(--spring);
  background: rgba(46, 212, 122, .08);
  outline: none;
}

.page-disclaimer .index-link:focus-visible {
  outline: 2px solid var(--spring);
  outline-offset: -2px;
}

.page-disclaimer .index-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-disclaimer .index-meta {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: .75rem;
  line-height: 1.7;
  letter-spacing: .04em;
  color: var(--muted);
}

/* ---------- 条款正文 ---------- */

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

.page-disclaimer .clause {
  padding: 26px 0 6px;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-disclaimer .clause + .clause {
  margin-top: 22px;
}

.page-disclaimer .clause-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-disclaimer .clause h2 {
  margin: 0;
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -.005em;
}

.page-disclaimer .clause-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.page-disclaimer .clause-list > li {
  position: relative;
  padding: 7px 0 7px 24px;
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.8;
  color: #DCE4E9;
}

.page-disclaimer .clause-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .92em;
  width: 12px;
  height: 1px;
  background: var(--muted);
}

.page-disclaimer .clause-list a {
  color: var(--spring);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 212, 122, .45);
}

.page-disclaimer .clause-list a:hover,
.page-disclaimer .clause-list a:focus-visible {
  border-bottom-color: var(--spring);
  outline: 2px solid var(--spring);
  outline-offset: 3px;
}

/* ---------- 纸白面板条款 ---------- */

.page-disclaimer .clause--paper {
  padding: 28px 24px 22px;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--disc-shadow);
}

.page-disclaimer .clause--paper h2 {
  color: var(--ink);
}

.page-disclaimer .clause--paper .clause-list > li {
  color: #22303C;
}

.page-disclaimer .clause--paper .clause-list > li::before {
  background: var(--spring);
  height: 2px;
}

.page-disclaimer .clause--paper .clause-list a {
  color: #16734A;
  border-bottom-color: rgba(22, 115, 74, .45);
}

.page-disclaimer .clause--paper .clause-list a:hover,
.page-disclaimer .clause--paper .clause-list a:focus-visible {
  border-bottom-color: #16734A;
  outline-color: #16734A;
}

/* ---------- 联系方式 ---------- */

.page-disclaimer .rule-contact {
  margin: 18px 0 4px;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .rule-contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .rule-contact-key {
  flex: none;
  width: 6.5em;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .08em;
  line-height: 1.9;
  color: var(--muted);
}

.page-disclaimer .rule-contact-value {
  flex: 1 1 220px;
  margin: 0;
  min-width: 0;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--paper);
  word-break: break-word;
}

.page-disclaimer .rule-contact-note {
  display: block;
  margin-top: 4px;
  font-size: .875rem;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 桌面栅格 ---------- */

@media (min-width: 900px) {
  .page-disclaimer .disclaimer-layout {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: 52px;
  }

  .page-disclaimer .clause-index {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    align-self: start;
  }

  .page-disclaimer .clause {
    padding-top: 30px;
  }

  .page-disclaimer .clause--paper {
    padding: 32px 34px 26px;
  }
}

/* ---------- 窄屏收敛 ---------- */

@media (max-width: 640px) {
  .page-disclaimer {
    padding-top: calc(var(--header-h) + 4px);
  }

  .page-disclaimer h1 {
    font-size: 1.875rem;
    max-width: none;
  }

  .page-disclaimer .disclaimer-lead {
    font-size: 1rem;
  }

  .page-disclaimer .version-note {
    padding: 12px 14px;
  }

  .page-disclaimer .version-code {
    margin-left: 0;
  }

  .page-disclaimer .version-tip {
    right: auto;
    left: 0;
  }

  .page-disclaimer .disclaimer-figure {
    padding: 6px;
    box-shadow: 5px 5px 0 rgba(0, 0, 0, .38);
  }

  .page-disclaimer .disclaimer-layout {
    padding: 34px 0 60px;
  }

  .page-disclaimer .clause--paper {
    padding: 22px 16px 16px;
    box-shadow: 5px 5px 0 rgba(0, 0, 0, .38);
  }

  .page-disclaimer .clause-list > li {
    font-size: .9375rem;
    padding-left: 20px;
  }

  .page-disclaimer .rule-contact-key {
    width: 100%;
    line-height: 1.6;
  }
}

@media (max-width: 380px) {
  .page-disclaimer h1 {
    font-size: 1.625rem;
  }

  .page-disclaimer .version-text {
    font-size: .875rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .version-tip,
  .page-disclaimer .index-link {
    transition: none;
  }
}