.page-disclaimer {
  --dis-rule: rgba(119, 133, 126, .28);
  --dis-rule-strong: rgba(119, 133, 126, .55);
  --dis-text: rgba(242, 239, 230, .78);
  --dis-text-dim: rgba(242, 239, 230, .6);
  background: var(--ink);
  color: var(--bone);
  padding-bottom: clamp(56px, 8vw, 112px);
  overflow-x: hidden;
}

.page-disclaimer .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--rock);
}

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

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

/* ---------- 首屏 ---------- */

.dis-hero {
  position: relative;
  padding: clamp(28px, 5vw, 64px) 0 clamp(36px, 6vw, 76px);
  border-bottom: 1px solid var(--dis-rule);
}

.dis-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: clamp(72px, 14vw, 168px);
  height: 3px;
  background: var(--clay);
}

.dis-hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
}

.dis-hero-copy {
  min-width: 0;
}

.dis-hero-copy .eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.dis-hero-copy h1 {
  margin: 14px 0 0;
  font-family: var(--font-narrow);
  font-size: clamp(28px, 6vw, 54px);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -.5px;
  color: var(--bone);
}

.dis-lede {
  margin: clamp(16px, 2.4vw, 26px) 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--dis-text);
}

.dis-refcard {
  align-self: start;
  padding: clamp(20px, 3vw, 30px);
  background: var(--moss);
  border: 1px solid var(--dis-rule-strong);
  box-shadow: 8px 8px 0 rgba(180, 89, 60, .8);
}

.dis-refcard-title {
  margin: 0 0 14px;
  font-family: var(--font-narrow);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--rock);
}

.dis-refcard-line {
  margin: 0 0 20px;
  padding-left: 12px;
  border-left: 3px solid var(--cyan);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.9;
  color: var(--cyan);
  word-break: break-word;
}

.dis-refcard .dis-copy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  font-size: 13px;
}

.dis-refcard-note {
  margin: 16px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--dis-text-dim);
}

/* ---------- 章节 ---------- */

.dis-section {
  padding-top: clamp(40px, 6vw, 78px);
}

.dis-section .section-band {
  margin-bottom: clamp(14px, 2vw, 22px);
}

.dis-section .section-band h2 {
  font-family: var(--font-editorial);
  font-size: clamp(22px, 3.6vw, 36px);
  font-weight: 600;
  line-height: 1.3;
  color: var(--bone);
}

.dis-intro {
  max-width: 60ch;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--dis-text);
}

/* ---------- 约定条目 ---------- */

.clause-list {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  border-top: 1px solid var(--dis-rule);
}

.clause {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: clamp(16px, 2.4vw, 24px) 0;
  border-bottom: 1px solid var(--dis-rule);
}

.clause-num {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--clay);
}

.clause-body h3 {
  margin: 0 0 8px;
  font-family: var(--font-narrow);
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 700;
  letter-spacing: -.2px;
  line-height: 1.5;
  color: var(--bone);
}

.clause-body p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--dis-text);
}

/* ---------- 配图 ---------- */

.dis-figure {
  margin: clamp(26px, 4vw, 44px) 0 0;
}

.dis-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.dis-figure .figure-caption {
  margin-top: 12px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--rock);
}

/* ---------- 场合对照 ---------- */

.dis-compare {
  margin-top: clamp(24px, 3.6vw, 40px);
}

.dis-compare-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(16px, 2.4vw, 22px);
}

.dis-compare-tab {
  appearance: none;
  padding: 10px 18px;
  background: transparent;
  border: 1px solid var(--dis-rule-strong);
  color: var(--rock);
  font-family: var(--font-narrow);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.dis-compare-tab:hover {
  color: var(--bone);
  border-color: var(--bone);
}

.dis-compare-tab[aria-selected="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

.dis-compare-panel {
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--dis-rule-strong);
  box-shadow: 6px 6px 0 rgba(10, 31, 27, .9);
}

.dis-compare-panel--allow {
  background: var(--moss);
}

.dis-compare-panel--ask {
  background: var(--clay);
  box-shadow: 6px 6px 0 rgba(30, 58, 50, .9);
}

.dis-compare-panel h3 {
  margin: 0 0 18px;
  font-family: var(--font-narrow);
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--bone);
}

.dis-compare-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.dis-compare-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(242, 239, 230, .92);
}

.dis-compare-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 11px;
  height: 2px;
  background: var(--cyan);
}

.dis-compare-panel--ask .dis-compare-list li::before {
  background: var(--bone);
}

/* ---------- 折叠补充 ---------- */

.dis-details {
  margin-top: clamp(20px, 3vw, 30px);
  background: var(--slate-deep);
  border: 1px solid var(--dis-rule);
}

.dis-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px clamp(16px, 2.4vw, 22px);
  cursor: pointer;
  list-style: none;
  font-family: var(--font-narrow);
  font-size: 15px;
  font-weight: 700;
  color: var(--bone);
}

.dis-details summary::-webkit-details-marker {
  display: none;
}

.dis-details summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}

.dis-details[open] summary::after {
  content: "−";
}

.dis-details summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.dis-details-body {
  padding: 0 clamp(16px, 2.4vw, 22px) clamp(16px, 2.4vw, 22px);
  border-top: 1px solid var(--dis-rule);
}

.dis-details-body p {
  margin: 16px 0 0;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--dis-text);
}

/* ---------- 收口 ---------- */

.dis-outro {
  margin-top: clamp(32px, 5vw, 56px);
  padding: clamp(22px, 3.4vw, 38px);
  background: var(--coal);
  border-top: 3px solid var(--cyan);
  border-bottom: 1px solid var(--dis-rule);
}

.dis-outro-title {
  margin: 0 0 14px;
  font-family: var(--font-editorial);
  font-size: clamp(20px, 2.8vw, 28px);
  font-weight: 600;
  line-height: 1.35;
  color: var(--bone);
}

.dis-outro-text {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--dis-text);
}

.dis-tel {
  font-family: var(--font-mono);
  color: var(--bone);
  letter-spacing: .04em;
}

.dis-outro-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: 22px 0 0;
}

.dis-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 225, 198, .38);
  transition: border-color .2s var(--ease);
}

.dis-link:hover,
.dis-link:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-disclaimer a:focus-visible,
.page-disclaimer button:focus-visible,
.page-disclaimer summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .clause {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: clamp(18px, 2.6vw, 30px);
  }

  .dis-hero-copy {
    padding-left: clamp(0px, 2.4vw, 26px);
    border-left: 3px solid var(--clay);
  }
}

@media (min-width: 960px) {
  .dis-hero-inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }

  .clause {
    grid-template-columns: 78px minmax(0, 1fr);
  }

  .dis-compare-panel {
    padding: clamp(26px, 3vw, 36px);
  }
}

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