.page-disclaimer {
  --disc-line: rgba(201, 214, 232, .16);
  --disc-glow: rgba(0, 229, 255, .07);
  position: relative;
  padding-block: clamp(26px, 4vw, 46px) clamp(56px, 9vw, 104px);
  background-image: repeating-linear-gradient(
    135deg,
    rgba(0, 229, 255, .022) 0 1px,
    transparent 1px 15px
  );
}

/* ---------- 首屏声明 ---------- */
.page-disclaimer .terms-hero {
  max-width: 46rem;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-disclaimer .terms-hero h1 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(40px, 8vw, 66px);
  line-height: 1.02;
  letter-spacing: .01em;
  color: var(--c-snow);
}

.page-disclaimer .terms-lede {
  margin: 0;
  font-size: clamp(16px, 2.2vw, 18px);
  line-height: 1.75;
  color: var(--c-snow);
  opacity: .9;
}

.page-disclaimer .terms-scope {
  margin: 22px 0 0;
  padding: 14px 18px;
  border-left: 3px solid var(--c-lime);
  background: linear-gradient(90deg, rgba(182, 255, 59, .08), transparent 78%);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-steel);
}

/* ---------- 主题视觉 ---------- */
.page-disclaimer .terms-visual {
  margin: 0 0 clamp(34px, 6vw, 62px);
  border: 1px solid var(--edge-soft);
  background: var(--c-panel);
  overflow: hidden;
}

.page-disclaimer .terms-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1000 / 320;
  object-fit: cover;
}

.page-disclaimer .terms-visual figcaption {
  padding: 10px 16px;
  border-top: 1px solid var(--edge-soft);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--c-steel);
}

/* ---------- 布局骨架 ---------- */
.page-disclaimer .terms-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

/* ---------- 编号索引 ---------- */
.page-disclaimer .terms-index-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-steel);
}

.page-disclaimer .terms-index ol {
  list-style: none;
  margin: 0;
  padding: 0 0 8px;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-disclaimer .terms-index a {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 7px 12px;
  border: 1px solid var(--edge-soft);
  background: var(--c-panel);
  color: var(--c-steel);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-disclaimer .terms-index a span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--c-cyan);
}

.page-disclaimer .terms-index a:hover,
.page-disclaimer .terms-index a:focus-visible {
  color: var(--c-snow);
  border-color: var(--c-cyan);
  background: rgba(0, 229, 255, .08);
}

/* ---------- 条款块 ---------- */
.page-disclaimer .terms-clauses {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.page-disclaimer .clause {
  padding: 22px 0 24px;
  border-top: 1px solid var(--disc-line);
  transition: background .25s var(--ease), border-color .25s var(--ease);
}

.page-disclaimer .clause:target {
  border-top-color: var(--c-cyan);
  background: linear-gradient(180deg, var(--disc-glow), transparent 70%);
}

.page-disclaimer .clause-num {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .18em;
  color: var(--c-cyan);
}

.page-disclaimer .clause-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.4vw, 22px);
  line-height: 1.28;
  letter-spacing: .01em;
  color: var(--c-snow);
}

.page-disclaimer .clause-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-snow);
  opacity: .84;
}

.page-disclaimer .clause-more {
  margin-top: 12px;
}

.page-disclaimer .clause-more summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  cursor: pointer;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--c-cyan);
  border-bottom: 1px dashed rgba(0, 229, 255, .4);
  padding-bottom: 2px;
}

.page-disclaimer .clause-more summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .clause-more summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1;
}

.page-disclaimer .clause-more[open] summary::before {
  content: "−";
}

.page-disclaimer .clause-more summary:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 3px;
}

.page-disclaimer .clause-more p {
  margin: 10px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--edge-mid);
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-steel);
}

/* ---------- 右侧旁注 ---------- */
.page-disclaimer .terms-aside {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-disclaimer .aside-card {
  padding: 18px;
  border: 1px solid var(--edge-soft);
  background: var(--c-panel);
}

.page-disclaimer .aside-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-steel);
}

.page-disclaimer .aside-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .aside-list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  color: var(--c-snow);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .aside-list a::before {
  content: "→";
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-cyan);
}

.page-disclaimer .aside-list a:hover,
.page-disclaimer .aside-list a:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

.page-disclaimer .aside-meta {
  margin: 0;
  font-size: 13px;
  line-height: 1.9;
  color: var(--c-steel);
  word-break: break-word;
}

.page-disclaimer .aside-stamp {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--edge-soft);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  line-height: 1.7;
  color: var(--c-lime);
}

/* ---------- 收尾 ---------- */
.page-disclaimer .terms-close {
  margin-top: clamp(40px, 7vw, 72px);
  padding: clamp(22px, 4vw, 34px);
  border: 1px solid var(--edge-soft);
  border-top: 3px solid var(--c-cyan);
  background: var(--c-panel);
}

.page-disclaimer .terms-close-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.22;
  color: var(--c-snow);
}

.page-disclaimer .terms-close-text {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-steel);
}

.page-disclaimer .terms-close-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .terms-clauses {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 40px;
  }

  .page-disclaimer .clause {
    padding: 24px 0 26px;
  }
}

@media (min-width: 860px) {
  .page-disclaimer .terms-layout {
    grid-template-columns: minmax(0, 1fr) 236px;
    gap: 30px 38px;
  }

  .page-disclaimer .terms-index {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1100px) {
  .page-disclaimer .terms-layout {
    grid-template-columns: 166px minmax(0, 1fr) 236px;
    gap: 0 42px;
  }

  .page-disclaimer .terms-index {
    grid-column: auto;
    position: sticky;
    top: calc(var(--header-h) + 26px);
    align-self: start;
  }

  .page-disclaimer .terms-index ol {
    display: grid;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .terms-index a {
    border: 0;
    border-left: 2px solid transparent;
    background: transparent;
    padding: 7px 0 7px 12px;
    white-space: normal;
  }

  .page-disclaimer .terms-index a:hover,
  .page-disclaimer .terms-index a:focus-visible {
    border-left-color: var(--c-cyan);
    background: transparent;
  }

  .page-disclaimer .terms-aside {
    position: sticky;
    top: calc(var(--header-h) + 26px);
    align-self: start;
  }
}

@media (min-width: 1280px) {
  .page-disclaimer .terms-layout {
    grid-template-columns: 180px minmax(0, 1fr) 248px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause,
  .page-disclaimer .terms-index a,
  .page-disclaimer .aside-list a {
    transition: none;
  }
}