/* ===== 使用声明页 ===== */
.page-disclaimer {
  --notice-line: rgba(28, 85, 72, 0.55);
  --notice-line-strong: rgba(28, 85, 72, 0.95);
  --notice-gap: clamp(30px, 5vw, 68px);
  display: block;
}

/* ---------- 页头框景 ---------- */
.page-disclaimer .notice-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + clamp(26px, 5.5vw, 68px)) 0 clamp(30px, 5vw, 58px);
  background:
    radial-gradient(88% 115% at 8% 0%, rgba(49, 225, 196, 0.13), transparent 56%),
    radial-gradient(70% 90% at 100% 100%, rgba(255, 138, 60, 0.08), transparent 62%),
    linear-gradient(180deg, var(--c-ink) 0%, var(--c-board) 165%);
  border-bottom: 1px solid var(--notice-line-strong);
}

.page-disclaimer .notice-hero::before {
  content: "";
  position: absolute;
  top: calc(var(--header-h) + 14px);
  right: var(--gutter);
  width: 160px;
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--c-grid) 0 1px, transparent 1px 10px);
  opacity: 0.85;
}

.page-disclaimer .notice-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-cyan), var(--c-orange), transparent);
  opacity: 0.7;
}

.page-disclaimer .notice-hero-inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .notice-hero .breadcrumbs {
  margin-bottom: clamp(16px, 3vw, 26px);
}

.page-disclaimer .notice-hero .display {
  margin: 12px 0 0;
  max-width: 18ch;
  color: var(--c-paper);
}

.page-disclaimer .notice-hero .lede {
  margin: 20px 0 0;
  max-width: 48em;
  color: var(--c-mist);
}

.page-disclaimer .notice-hero-figure {
  position: relative;
  margin: clamp(26px, 4.5vw, 44px) 0 0;
  border: 1px solid var(--notice-line-strong);
  background: var(--c-deep);
  overflow: hidden;
}

.page-disclaimer .notice-hero-figure::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid var(--c-cyan-soft);
  pointer-events: none;
}

.page-disclaimer .notice-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.06);
}

/* ---------- 主骨架 ---------- */
.page-disclaimer .page-shell {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(32px, 5vw, 64px) var(--gutter) clamp(56px, 7vw, 104px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 52px);
}

/* ---------- 左侧条目索引 ---------- */
.page-disclaimer .rail {
  min-width: 0;
}

.page-disclaimer .rail-title {
  margin: 0 0 12px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-dim);
}

.page-disclaimer .rail-list {
  list-style: none;
  margin: 0;
  padding: 0 0 2px;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-disclaimer .rail-list::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .rail-item {
  flex: 0 0 auto;
}

.page-disclaimer .rail-item a {
  display: block;
  padding: 10px 12px;
  border: 1px solid var(--notice-line);
  border-radius: var(--r-sm);
  color: var(--c-mist);
  font-size: 13.5px;
  line-height: 1.5;
  white-space: nowrap;
  text-decoration: none;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-disclaimer .rail-item a::before {
  content: attr(data-step);
  margin-right: 10px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-grid);
}

.page-disclaimer .rail-item a:hover {
  color: var(--c-paper);
  background: rgba(28, 85, 72, 0.45);
}

.page-disclaimer .rail-item a:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

.page-disclaimer .rail-item a[aria-current="true"] {
  color: var(--c-paper);
  background: var(--c-cyan-soft);
  border-color: var(--c-cyan);
}

.page-disclaimer .rail-item a[aria-current="true"]::before {
  color: var(--c-cyan);
}

/* ---------- 右侧内容流 ---------- */
.page-disclaimer .stream {
  min-width: 0;
}

.page-disclaimer .notice-section {
  scroll-margin-top: calc(var(--header-h) + 24px);
  padding-top: clamp(22px, 3.4vw, 34px);
  border-top: 1px solid var(--notice-line);
}

.page-disclaimer .notice-section + .notice-section {
  margin-top: var(--notice-gap);
}

.page-disclaimer .notice-section:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-disclaimer .notice-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: clamp(16px, 2.4vw, 22px);
}

.page-disclaimer .notice-num {
  flex: 0 0 auto;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-cyan);
}

.page-disclaimer .notice-title {
  margin: 0;
  font-family: var(--f-display);
  font-size: clamp(21px, 3.4vw, 32px);
  line-height: 1.18;
  font-weight: 700;
  letter-spacing: 0.015em;
  color: var(--c-paper);
}

.page-disclaimer .notice-body p {
  margin: 0 0 16px;
  max-width: var(--measure);
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-disclaimer .notice-body a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(49, 225, 196, 0.45);
}

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

/* ---------- 时间戳块 ---------- */
.page-disclaimer .stamp {
  display: block;
  max-width: var(--measure);
  margin: 0 0 18px;
  padding: 14px 16px;
  border: 1px solid var(--notice-line);
  background: rgba(5, 16, 13, 0.55);
  font-family: var(--f-mono);
  font-size: 12.5px;
  line-height: 2;
  overflow-x: auto;
}

.page-disclaimer .stamp-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  white-space: nowrap;
}

.page-disclaimer .stamp-key {
  flex: 0 0 5.4em;
  color: var(--c-dim);
  letter-spacing: 0.04em;
}

.page-disclaimer .stamp-val {
  color: var(--c-cyan);
  letter-spacing: 0.02em;
}

.page-disclaimer .stamp-zone {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-orange);
}

/* ---------- 声明块 ---------- */
.page-disclaimer .claim {
  position: relative;
  max-width: var(--measure);
  margin: 0 0 14px;
  padding: 16px 18px 16px 20px;
  border: 1px solid var(--notice-line);
  border-left: 3px solid var(--c-cyan);
  background: linear-gradient(180deg, rgba(15, 58, 47, 0.62), rgba(8, 33, 27, 0.62));
}

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

.page-disclaimer .notice-body .claim-title {
  margin: 0 0 6px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--c-paper);
}

.page-disclaimer .notice-body .claim-text {
  margin: 0;
  max-width: none;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--c-mist);
}

.page-disclaimer .notice-body .inline-note {
  margin-top: 20px;
  padding-left: 14px;
  border-left: 2px solid var(--c-orange);
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--c-mist);
}

/* ---------- 引用示例标签页 ---------- */
.page-disclaimer .tabs {
  max-width: var(--measure);
  margin: 0 0 18px;
  border: 1px solid var(--notice-line);
  background: rgba(5, 16, 13, 0.45);
}

.page-disclaimer .tabs-list {
  display: flex;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--notice-line);
}

.page-disclaimer .tab {
  flex: 0 0 auto;
  appearance: none;
  border: 0;
  border-right: 1px solid var(--notice-line);
  background: transparent;
  color: var(--c-mist);
  font-family: var(--f-body);
  font-size: 13.5px;
  letter-spacing: 0.02em;
  padding: 11px 16px;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-disclaimer .tab:hover:not([aria-selected="true"]) {
  color: var(--c-paper);
  background: rgba(28, 85, 72, 0.5);
}

.page-disclaimer .tab[aria-selected="true"] {
  background: var(--c-cyan);
  color: var(--c-ink);
  font-weight: 700;
}

.page-disclaimer .tab:focus-visible,
.page-disclaimer .tab-panel:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: -3px;
}

.page-disclaimer .tab-panel {
  padding: 16px 18px 18px;
}

.page-disclaimer .tab-panel[hidden] {
  display: none;
}

.page-disclaimer .cite-block {
  margin: 0;
  font-family: var(--f-mono);
  font-size: 12.5px;
  line-height: 2;
  color: var(--c-mist);
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}

.page-disclaimer .cite-block .k {
  color: var(--c-cyan);
}

.page-disclaimer .cite-block .v {
  color: var(--c-orange);
}

.page-disclaimer .cite-block .t {
  color: var(--c-paper);
}

/* ---------- 相关页面 ---------- */
.page-disclaimer .notice-next {
  margin-top: var(--notice-gap);
  padding-top: clamp(22px, 3.4vw, 34px);
  border-top: 1px solid var(--notice-line);
}

.page-disclaimer .next-title {
  margin: 0 0 18px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-dim);
}

.page-disclaimer .next-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  border: 1px solid var(--notice-line);
  background: var(--notice-line);
}

.page-disclaimer .next-list li {
  background: var(--c-ink);
}

.page-disclaimer .next-list a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 18px;
  text-decoration: none;
  transition: background var(--dur) var(--ease);
}

.page-disclaimer .next-list a:hover {
  background: var(--c-board);
}

.page-disclaimer .next-list a:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: -2px;
}

.page-disclaimer .next-list strong {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--c-paper);
}

.page-disclaimer .next-list span {
  font-size: 12.5px;
  color: var(--c-dim);
}

/* ---------- 响应式 ---------- */
@media (max-width: 719px) {
  .page-disclaimer .notice-hero::before {
    display: none;
  }

  .page-disclaimer .notice-hero .display {
    max-width: none;
  }

  .page-disclaimer .stamp-row {
    white-space: nowrap;
  }
}

@media (min-width: 720px) {
  .page-disclaimer .next-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .page-shell {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(40px, 4.6vw, 76px);
    align-items: start;
  }

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

  .page-disclaimer .rail-list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    border-left: 1px solid var(--notice-line);
  }

  .page-disclaimer .rail-item a {
    white-space: normal;
    border: 0;
    border-radius: 0;
    border-left: 2px solid transparent;
    padding: 10px 10px 10px 14px;
    margin-left: -1px;
  }

  .page-disclaimer .rail-item a[aria-current="true"] {
    background: var(--c-cyan-soft);
    border-left-color: var(--c-cyan);
  }
}