/* ===== 用户协议与使用说明 ===== */
.page-disclaimer {
  --pd-rule: rgba(201, 164, 92, 0.5);
  --pd-surface: rgba(255, 255, 255, 0.55);
  background: var(--bone);
  color: var(--on-light);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* 面包屑在浅底上的适配 */
.page-disclaimer .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--stone);
}
.page-disclaimer .breadcrumb a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}
.page-disclaimer .breadcrumb a:hover {
  color: var(--clay);
  border-bottom-color: var(--clay);
}

/* ---------- 首屏 ---------- */
.page-disclaimer__hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 46px) 0 clamp(34px, 6vw, 68px);
  border-bottom: 1px solid var(--pd-rule);
}
.page-disclaimer__hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 30% 50%;
  opacity: 0.13;
  z-index: 0;
  pointer-events: none;
  border-radius: 0 0 var(--radius-lg) 0;
  max-width: 100%;
}
.page-disclaimer__hero-inner {
  position: relative;
  z-index: 1;
}
.page-disclaimer__eyebrow {
  margin: 22px 0 0;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--stone);
}
.page-disclaimer__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 7vw, 54px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 12px 0 0;
  max-width: 20ch;
}
.page-disclaimer__title::after {
  content: "";
  display: block;
  width: 68px;
  height: 4px;
  margin-top: 22px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--pulse), var(--clay));
}
.page-disclaimer__lead {
  margin: 22px 0 0;
  max-width: 56ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.9;
  color: var(--ink-soft);
}

/* ---------- 条款索引 ---------- */
.page-disclaimer__index {
  border-bottom: 1px solid var(--pd-rule);
  padding: clamp(16px, 3vw, 24px) 0;
}
.page-disclaimer__index-list {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 2px 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}
.page-disclaimer__index-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--pd-rule);
  background: var(--pd-surface);
  color: var(--ink);
  font-size: 13.5px;
  text-decoration: none;
  white-space: nowrap;
  transition: background 200ms var(--ease), transform 200ms var(--ease), border-color 200ms var(--ease);
}
.page-disclaimer__index-link:hover {
  background: #ffffff;
  border-color: var(--clay);
  transform: translateY(-2px);
}
.page-disclaimer__index-no {
  font-family: var(--font-score);
  font-weight: 800;
  font-size: 15px;
  line-height: 1;
  letter-spacing: 0;
  color: var(--clay);
  font-variant-numeric: tabular-nums;
}

/* ---------- 条款主体 ---------- */
.page-disclaimer__clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  padding: clamp(30px, 6vw, 62px) 0;
  scroll-margin-top: 96px;
}
.page-disclaimer__clause + .page-disclaimer__clause {
  border-top: 1px solid var(--pd-rule);
}
.page-disclaimer__no {
  font-family: var(--font-score);
  font-weight: 900;
  font-size: clamp(46px, 13vw, 80px);
  line-height: 0.82;
  letter-spacing: -0.02em;
  color: var(--clay);
  font-variant-numeric: tabular-nums;
}
.page-disclaimer__body h2 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 4.4vw, 25px);
  line-height: 1.35;
  color: var(--ink);
  margin: 0 0 14px;
}
.page-disclaimer__body p {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--on-light);
  max-width: 62ch;
}
.page-disclaimer__body p:last-child {
  margin-bottom: 0;
}
.page-disclaimer__fig {
  font-family: var(--font-score);
  font-weight: 800;
  font-size: 1.16em;
  line-height: 1;
  color: var(--pulse);
  font-variant-numeric: tabular-nums;
  padding: 0 2px;
}
.page-disclaimer__aside {
  justify-self: start;
  align-self: start;
  display: inline-block;
  margin: 0;
  padding: 5px 13px;
  border: 1px solid var(--pd-rule);
  border-radius: var(--radius-pill);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--moss);
  white-space: nowrap;
}

/* 可展开注释 */
.page-disclaimer__note {
  margin-top: 18px;
  max-width: 62ch;
  border: 1px solid var(--pd-rule);
  border-radius: var(--radius-md);
  background: var(--pd-surface);
  overflow: hidden;
}
.page-disclaimer__note > summary {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 20px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}
.page-disclaimer__note > summary::-webkit-details-marker {
  display: none;
}
.page-disclaimer__note > summary::before {
  content: "";
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  margin-top: -3px;
  border-right: 2px solid var(--clay);
  border-bottom: 2px solid var(--clay);
  transform: rotate(45deg);
  transition: transform 240ms var(--ease);
}
.page-disclaimer__note[open] > summary::before {
  transform: rotate(-135deg);
  margin-top: 3px;
}
.page-disclaimer__note-body {
  padding: 0 20px 18px;
}
.page-disclaimer__note-body p {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}
.page-disclaimer__note-body p:last-child {
  margin-bottom: 0;
}
.page-disclaimer__cite {
  margin-top: 12px !important;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: rgba(201, 164, 92, 0.14);
  border-left: 3px solid var(--ochre);
  color: var(--ink) !important;
  font-size: 14px !important;
}

/* ---------- 底部入口 ---------- */
.page-disclaimer__help {
  margin-top: clamp(30px, 6vw, 60px);
  padding: clamp(36px, 7vw, 76px) 0 clamp(40px, 8vw, 80px);
  background: var(--ink);
  color: var(--line);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.page-disclaimer__help h2 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(21px, 4vw, 30px);
  line-height: 1.3;
  margin: 0 0 12px;
  color: var(--line);
  max-width: 22ch;
}
.page-disclaimer__help-intro {
  margin: 0 0 30px;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(242, 245, 240, 0.72);
}
.page-disclaimer__help-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-disclaimer__help-card {
  display: block;
  padding: 20px 20px 22px;
  border-radius: var(--radius-md);
  background: rgba(242, 245, 240, 0.06);
  border: 1px solid rgba(242, 245, 240, 0.14);
  color: var(--line);
  text-decoration: none;
  transition: transform 220ms var(--ease), background 220ms var(--ease), border-color 220ms var(--ease);
}
.page-disclaimer__help-card:hover {
  transform: translateY(-4px);
  background: rgba(242, 245, 240, 0.1);
  border-color: rgba(255, 75, 43, 0.55);
}
.page-disclaimer__help-tag {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ochre);
}
.page-disclaimer__help-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 16.5px;
  font-weight: 800;
  color: var(--line);
}
.page-disclaimer__help-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(242, 245, 240, 0.66);
}
.page-disclaimer__contact {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px dashed rgba(201, 164, 92, 0.45);
  display: grid;
  gap: 8px;
}
.page-disclaimer__contact p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(242, 245, 240, 0.8);
}
.page-disclaimer__contact a {
  color: var(--line);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 245, 240, 0.35);
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}
.page-disclaimer__contact a:hover {
  color: var(--pulse);
  border-bottom-color: var(--pulse);
}

/* ---------- 桌面端：号码 / 窄栏正文 / 竖排注释 ---------- */
@media (min-width: 900px) {
  .page-disclaimer__clause {
    grid-template-columns: 108px minmax(0, 620px) 1fr;
    gap: 40px;
    align-items: start;
  }
  .page-disclaimer__body {
    max-width: 620px;
  }
  .page-disclaimer__aside {
    writing-mode: vertical-rl;
    justify-self: start;
    align-self: start;
    margin-top: 10px;
    padding: 0;
    border: 0;
    border-radius: 0;
    letter-spacing: 0.26em;
    white-space: normal;
  }
}

@media (min-width: 700px) {
  .page-disclaimer__help-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1040px) {
  .page-disclaimer__help-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-disclaimer__help-intro {
    margin-bottom: 36px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer__index-link,
  .page-disclaimer__help-card,
  .page-disclaimer__note > summary::before {
    transition: none;
  }
  .page-disclaimer__index-link:hover,
  .page-disclaimer__help-card:hover {
    transform: none;
  }
}