.page-disclaimer {
  --pd-rule: rgba(201, 169, 110, .22);
  --pd-rule-soft: rgba(201, 169, 110, .12);
  --pd-body: #E7E3DA;
  background: var(--ink-900);
  color: var(--pd-body);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .agreement-hero {
  position: relative;
  padding: 28px 0 40px;
  background:
    radial-gradient(115% 95% at 86% -12%, rgba(201, 169, 110, .2), rgba(201, 169, 110, 0) 58%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
}

.page-disclaimer .agreement-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(201, 169, 110, 0), rgba(201, 169, 110, .5), rgba(201, 169, 110, 0));
}

.page-disclaimer .agreement-hero__inner {
  display: grid;
  gap: 30px;
  margin-top: 22px;
}

.page-disclaimer .agreement-hero h1 {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-size: clamp(28px, 7.2vw, 52px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: .035em;
  color: var(--cream);
}

.page-disclaimer .agreement-hero h1 em {
  font-style: normal;
}

.page-disclaimer .agreement-hero .lede {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(231, 227, 218, .84);
}

.page-disclaimer .agreement-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .agreement-meta li {
  padding: 7px 13px;
  border: 1px solid var(--pd-rule);
  border-radius: var(--radius);
  background: rgba(201, 169, 110, .07);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--gold-3);
}

/* 印章式版本模块 */
.page-disclaimer .version-stamp {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  margin-top: 22px;
  padding: 10px 18px;
  border: 1px solid var(--gold-1);
  border-radius: var(--radius);
  background: rgba(201, 169, 110, .09);
  cursor: default;
}

.page-disclaimer .version-stamp::before {
  content: "";
  position: absolute;
  inset: 3px;
  border: 1px solid rgba(201, 169, 110, .34);
  border-radius: 1px;
  pointer-events: none;
}

.page-disclaimer .version-stamp__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--cinnabar);
  background: rgba(192, 57, 43, .12);
  padding: 2px 7px;
  border-radius: var(--radius);
}

.page-disclaimer .version-stamp__value {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .05em;
  color: var(--gold-3);
}

.page-disclaimer .version-stamp__hint {
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  width: max-content;
  max-width: min(280px, 82vw);
  padding: 9px 13px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--cream);
  background: rgba(13, 21, 38, .97);
  border: 1px solid var(--pd-rule);
  border-radius: var(--radius);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity .2s ease, transform .2s ease;
  pointer-events: none;
}

.page-disclaimer .version-stamp:hover .version-stamp__hint,
.page-disclaimer .version-stamp:focus-within .version-stamp__hint {
  opacity: 1;
  transform: translateY(0);
}

.page-disclaimer .version-stamp:focus-visible {
  outline: 2px solid var(--gold-2);
  outline-offset: 3px;
}

/* 首屏图片 */
.page-disclaimer .agreement-seal {
  width: 100%;
  aspect-ratio: 3 / 2;
  margin: 0;
}

.page-disclaimer .agreement-seal img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 条款目录 */
.page-disclaimer .agreement-index {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 20px;
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid var(--pd-rule-soft);
}

.page-disclaimer .agreement-index__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--mist);
}

.page-disclaimer .agreement-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .agreement-index a {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 3px 0;
  font-size: 13.5px;
  color: rgba(231, 227, 218, .78);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}

.page-disclaimer .agreement-index a:hover,
.page-disclaimer .agreement-index a:focus-visible {
  color: var(--gold-2);
  border-bottom-color: var(--gold-1);
}

.page-disclaimer .chapter-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .05em;
  color: var(--gold-1);
}

/* ---------- 纸面条款区 ---------- */
.page-disclaimer .agreement-sheet {
  padding: 20px 0 56px;
  background: var(--cream);
  color: var(--paper-ink);
  border-top: 1px solid var(--gold-1);
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 28px 0 26px;
  border-bottom: 1px solid var(--line-paper);
}

.page-disclaimer .clause:last-child {
  border-bottom: 0;
}

.page-disclaimer .clause__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: .02em;
  color: var(--gold-1);
}

.page-disclaimer .clause__num::after {
  content: "";
  display: block;
  width: 22px;
  height: 1px;
  margin-top: 10px;
  background: var(--gold-1);
  opacity: .6;
}

.page-disclaimer .clause__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: .05em;
  color: var(--paper-ink);
}

.page-disclaimer .clause p {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(32, 26, 20, .86);
}

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

.page-disclaimer .clause__list {
  display: grid;
  gap: 8px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(32, 26, 20, .86);
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 1px;
  background: var(--gold-1);
}

.page-disclaimer .clause__note {
  margin-top: 14px;
  padding: 12px 16px;
  border-left: 2px solid var(--cinnabar);
  background: rgba(192, 57, 43, .07);
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(32, 26, 20, .9);
}

.page-disclaimer .tier-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .tier-grid li {
  padding: 11px 14px;
  border: 1px solid var(--line-paper);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .5);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(32, 26, 20, .88);
}

.page-disclaimer .tier-grid .mono {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--cinnabar);
  letter-spacing: .02em;
}

.page-disclaimer .clause__mail,
.page-disclaimer .clause__link {
  color: var(--cinnabar);
  text-decoration: none;
  border-bottom: 1px solid rgba(192, 57, 43, .4);
  transition: border-color .2s ease;
}

.page-disclaimer .clause__mail:hover,
.page-disclaimer .clause__link:hover {
  border-bottom-color: var(--cinnabar);
}

/* ---------- 尾段 ---------- */
.page-disclaimer .agreement-foot {
  border-top: 1px solid var(--pd-rule);
}

.page-disclaimer .agreement-foot__inner {
  display: grid;
  gap: 28px;
}

.page-disclaimer .agreement-foot .section-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 5vw, 34px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: .04em;
  color: var(--cream);
}

.page-disclaimer .agreement-foot .lede {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(231, 227, 218, .8);
}

.page-disclaimer .agreement-foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .agreement-foot__links a {
  display: inline-block;
  padding-bottom: 3px;
  font-size: 14.5px;
  color: var(--gold-2);
  text-decoration: none;
  border-bottom: 1px solid var(--pd-rule);
  transition: color .2s ease, border-color .2s ease;
}

.page-disclaimer .agreement-foot__links a:hover {
  color: var(--gold-3);
  border-bottom-color: var(--gold-1);
}

.page-disclaimer .to-top {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  align-self: flex-start;
  padding: 10px 18px;
  border: 1px solid var(--pd-rule);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold-2);
  text-decoration: none;
  transition: border-color .2s ease, background .2s ease, color .2s ease;
}

.page-disclaimer .to-top:hover {
  border-color: var(--gold-1);
  background: rgba(201, 169, 110, .1);
  color: var(--gold-3);
}

.page-disclaimer .to-top__scale {
  position: relative;
  width: 16px;
  height: 16px;
  flex: none;
}

.page-disclaimer .to-top__scale::before,
.page-disclaimer .to-top__scale::after {
  content: "";
  position: absolute;
  left: 1px;
  right: 1px;
  height: 1px;
  background: currentColor;
}

.page-disclaimer .to-top__scale::before {
  top: 4px;
}

.page-disclaimer .to-top__scale::after {
  top: 10px;
  opacity: .5;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .tier-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 768px) {
  .page-disclaimer .agreement-hero {
    padding: 40px 0 52px;
  }

  .page-disclaimer .agreement-sheet {
    padding: 28px 0 72px;
  }

  .page-disclaimer .clause {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 32px;
    padding: 40px 0 36px;
  }

  .page-disclaimer .clause__num {
    font-size: 34px;
  }

  .page-disclaimer .clause__body {
    max-width: 70ch;
  }

  .page-disclaimer .clause__title {
    font-size: 24px;
  }

  .page-disclaimer .clause p,
  .page-disclaimer .clause__list li {
    font-size: 16px;
  }

  .page-disclaimer .agreement-foot__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 44px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .agreement-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: center;
    gap: 52px;
  }

  .page-disclaimer .agreement-index {
    margin-top: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .version-stamp__hint,
  .page-disclaimer .agreement-index a,
  .page-disclaimer .to-top,
  .page-disclaimer .agreement-foot__links a {
    transition: none;
  }
}