.page-disclaimer {
  --notice-pad-x: 18px;
  --notice-gap: 22px;
  display: block;
  padding: 20px 0 0;
  background: var(--sand);
  color: var(--ink);
}

.page-disclaimer__crumbs {
  margin: 0 0 14px;
}

.page-disclaimer__sep {
  margin: 0 8px;
  color: var(--slate);
}

.page-disclaimer__frame {
  position: relative;
  border: 3px solid var(--ink);
  background: var(--sand);
  border-radius: 4px;
}

/* 顶部固定条：滚动时外框上沿始终可见 */
.notice-bar {
  position: sticky;
  top: 0;
  z-index: 6;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px var(--notice-pad-x);
  background: var(--gold-soft);
  border-bottom: 3px solid var(--ink);
}

.notice-bar__label,
.notice-bar__meta {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink);
}

.notice-bar__meta {
  color: var(--greige);
}

/* 首屏 */
.notice-hero {
  padding: 28px var(--notice-pad-x) 24px;
  border-bottom: 1px solid var(--line);
}

.notice-hero__title {
  margin: 10px 0 0;
  font-size: clamp(2.4rem, 10vw, 4.6rem);
  line-height: 1.05;
}

.notice-hero__lede {
  max-width: 62ch;
  margin: 16px 0 0;
  color: var(--greige);
}

.notice-hero__figure {
  margin: 24px 0 0;
  border: 1px solid var(--ink);
  border-radius: 4px;
  overflow: hidden;
  background: var(--line);
}

.notice-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
}

/* 条款目录 */
.notice-toc {
  padding: 14px var(--notice-pad-x) 16px;
  border-bottom: 1px dashed var(--line);
}

.notice-toc__label {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ochre);
  border-left: 3px solid var(--gold);
  padding-left: 8px;
}

.notice-toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.notice-toc__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-size: 13px;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t) var(--ease), color var(--t) var(--ease);
}

.notice-toc__list a .mono {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.notice-toc__list a:hover,
.notice-toc__list a:focus-visible {
  border-bottom-color: var(--gold);
  color: var(--ochre);
}

/* 条款主体 */
.notice-section {
  padding: var(--notice-gap) var(--notice-pad-x);
  border-top: 1px solid var(--line);
}

.notice-section:first-of-type {
  border-top: 1px solid var(--ink);
}

.notice-section__head {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
}

.notice-section__num {
  display: inline-block;
  padding: 2px 7px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ink);
  background: var(--gold-soft);
  border: 1px solid var(--ink);
  border-radius: 3px;
}

.notice-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.35rem, 5.2vw, 1.95rem);
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.notice-section__tag {
  position: absolute;
  right: 0;
  top: 0.35em;
  display: none;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--slate);
  opacity: 0;
  transform: translateY(3px);
  transition: opacity var(--t) var(--ease), transform var(--t) var(--ease);
}

.notice-section__head:hover .notice-section__tag {
  opacity: 1;
  transform: translateY(0);
}

.notice-key {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--gold);
  font-size: 16px;
  line-height: 1.7;
  font-weight: 500;
  max-width: 64ch;
}

.notice-list {
  counter-reset: nl;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  max-width: 68ch;
}

.notice-list li {
  counter-increment: nl;
  position: relative;
  padding-left: 38px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ink);
}

.notice-list li::before {
  content: counter(nl, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.notice-list a,
.notice-section__more a {
  color: var(--ochre);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.notice-list a:hover,
.notice-list a:focus-visible,
.notice-section__more a:hover,
.notice-section__more a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.notice-list .mono {
  font-size: 13.5px;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.notice-section__more {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--greige);
}

/* 收束块 */
.notice-close {
  padding: 30px var(--notice-pad-x) 32px;
  background: var(--gum);
  color: var(--sand);
  border-top: 3px solid var(--ink);
}

.notice-close__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.4rem, 5.4vw, 2rem);
  line-height: 1.25;
  color: var(--sand);
}

.notice-close__text {
  margin: 14px 0 0;
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--gold-soft);
}

.notice-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 22px 0 0;
}

.notice-close__cta {
  position: relative;
  border-color: var(--gold);
  color: var(--gold);
}

.notice-close__ghost {
  border-color: var(--sand);
  color: var(--sand);
}

.notice-close__hint {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 0;
  white-space: nowrap;
  padding: 5px 10px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink);
  background: var(--sand);
  border: 1px solid var(--ink);
  border-radius: 3px;
  box-shadow: var(--shadow-hard);
  opacity: 0;
  transform: translateY(4px);
  pointer-events: none;
  transition: opacity var(--t) var(--ease), transform var(--t) var(--ease);
}

.notice-close__cta:hover .notice-close__hint,
.notice-close__cta:focus-visible .notice-close__hint {
  opacity: 1;
  transform: translateY(0);
}

/* 底栏 */
.notice-footline {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 16px;
  padding: 12px var(--notice-pad-x);
  border-top: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--slate);
}

@media (min-width: 720px) {
  .page-disclaimer {
    --notice-pad-x: 34px;
    --notice-gap: 30px;
    padding-top: 28px;
  }

  .notice-hero {
    padding-top: 44px;
    padding-bottom: 34px;
  }

  .notice-list {
    gap: 14px;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer {
    --notice-pad-x: 56px;
    --notice-gap: 38px;
  }

  .notice-bar__label,
  .notice-bar__meta {
    font-size: 12px;
  }

  .notice-section__head {
    padding-right: 120px;
  }

  .notice-section__tag {
    display: block;
  }

  .notice-toc__list {
    gap: 8px 30px;
  }

  .notice-close {
    padding-top: 44px;
    padding-bottom: 46px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer *,
  .page-disclaimer *::before,
  .page-disclaimer *::after {
    transition-duration: 0ms !important;
  }
}