/* ===== 使用条款页 · page-disclaimer ===== */
.page-disclaimer {
  --disc-aside: 220px;
  --disc-num-col: 96px;
  background: var(--paper);
  color: var(--rock);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: .01em;
  overflow-x: clip;
}

.page-disclaimer a {
  color: var(--ink-text);
  text-underline-offset: 3px;
}

.page-disclaimer a:focus-visible,
.page-disclaimer .toc-link:focus-visible,
.page-disclaimer .cite-sample:focus-visible {
  outline: 2px solid var(--apricot);
  outline-offset: 3px;
}

/* --- 面包屑 --- */
.page-disclaimer .terms-crumbs {
  padding-top: clamp(14px, 3vw, 24px);
}

.page-disclaimer .breadcrumbs {
  display: block;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--moss);
}

.page-disclaimer .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-disclaimer .breadcrumbs a {
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
  color: var(--moss);
}

.page-disclaimer .breadcrumbs a:hover {
  border-bottom-color: var(--apricot);
  color: var(--apricot-deep);
}

/* --- 首屏 --- */
.page-disclaimer .terms-hero {
  position: relative;
  margin-top: clamp(12px, 2vw, 20px);
  padding: clamp(26px, 5vw, 52px) 0 clamp(26px, 5vw, 48px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-disclaimer .terms-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-light) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-light) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: .85;
  pointer-events: none;
}

.page-disclaimer .terms-hero::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: min(46%, 520px);
  height: 5px;
  background: var(--apricot);
  transform: skewX(-32deg);
  transform-origin: left center;
  pointer-events: none;
}

.page-disclaimer .terms-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-disclaimer .terms-hero-inner {
  display: grid;
  gap: clamp(26px, 4vw, 40px);
}

.page-disclaimer .terms-hero-title {
  margin: 0;
  font-size: clamp(34px, 7.2vw, 64px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -.012em;
  color: var(--ink);
}

.page-disclaimer .terms-hero-lede {
  max-width: 46ch;
  margin: 18px 0 0;
  font-size: clamp(16px, 1.9vw, 17px);
  line-height: 1.75;
  color: var(--rock);
}

.page-disclaimer .terms-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 22px 0 0;
  color: var(--moss);
}

.page-disclaimer .terms-hero-meta .t-index {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-disclaimer .terms-hero-meta .t-index + .t-index::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 12px;
  background: var(--pitch);
}

/* --- 目录 --- */
.page-disclaimer .toc {
  border-top: 2px solid var(--ink);
  padding-top: 14px;
}

.page-disclaimer .toc-head {
  margin: 0 0 6px;
  color: var(--moss);
}

.page-disclaimer .toc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-disclaimer .toc-link {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: baseline;
  gap: 10px;
  padding: 11px 4px;
  border-bottom: 1px solid var(--line-soft);
  text-decoration: none;
  color: var(--ink-text);
  transition: color .18s ease, border-color .18s ease, transform .18s ease;
}

.page-disclaimer .toc-link:hover {
  color: var(--apricot-deep);
  border-bottom-color: var(--apricot);
  transform: translateX(2px);
}

.page-disclaimer .toc-link[aria-current="true"] {
  color: var(--apricot-deep);
  border-bottom-color: var(--apricot);
}

.page-disclaimer .toc-num {
  font-family: var(--font-num);
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: .04em;
  color: var(--apricot);
}

.page-disclaimer .toc-label {
  font-size: 15px;
  line-height: 1.5;
}

/* --- 页面配图 --- */
.page-disclaimer .terms-figure {
  margin: clamp(24px, 4vw, 40px) 0 0;
}

.page-disclaimer .terms-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--warm);
  border: 1px solid var(--line-soft);
}

.page-disclaimer .terms-figure .media-caption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--moss);
}

/* --- 条款区块 --- */
.page-disclaimer .clause-section {
  padding: clamp(30px, 5vw, 56px) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h-sm) + 18px);
  transition: background-color .25s ease;
}

.page-disclaimer .clause-section:first-of-type {
  border-top: 0;
}

.page-disclaimer .clause-section:target {
  background: rgba(240, 138, 36, .055);
}

.page-disclaimer .clause {
  display: grid;
  gap: 14px;
}

.page-disclaimer .clause-num {
  font-family: var(--font-num);
  font-size: clamp(42px, 8vw, 72px);
  font-weight: 700;
  line-height: .82;
  letter-spacing: .02em;
  color: var(--line);
  transition: color .2s ease, -webkit-text-stroke-color .2s ease;
}

@supports (-webkit-text-stroke: 1px #000) {
  .page-disclaimer .clause-num {
    color: transparent;
    -webkit-text-stroke: 2px var(--line);
  }

  .page-disclaimer .clause-section:target .clause-num {
    -webkit-text-stroke-color: var(--apricot);
  }
}

.page-disclaimer .clause-text h2 {
  margin: 0 0 12px;
  font-size: clamp(21px, 2.6vw, 28px);
  font-weight: 900;
  line-height: 1.28;
  letter-spacing: -.005em;
  color: var(--ink);
}

.page-disclaimer .clause-text > p {
  margin: 0 0 14px;
  max-width: 62ch;
}

.page-disclaimer .term-list {
  counter-reset: tl;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
  max-width: 68ch;
}

.page-disclaimer .term-list li {
  position: relative;
  padding-left: 36px;
  counter-increment: tl;
}

.page-disclaimer .term-list li::before {
  content: counter(tl, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  font-family: var(--font-num);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--apricot-deep);
}

.page-disclaimer .term-list strong {
  color: var(--ink);
  font-weight: 700;
}

/* --- 引用示例 --- */
.page-disclaimer .cite-sample {
  margin: 20px 0 0;
  padding: 14px 16px;
  background: var(--warm);
  border-left: 3px solid var(--moss);
  font-family: "SFMono-Regular", Menlo, Consolas, "Noto Sans SC", monospace;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: .01em;
  color: var(--ink-text);
  transition: border-color .18s ease;
}

.page-disclaimer .cite-sample:hover,
.page-disclaimer .cite-sample:focus-within {
  border-left-color: var(--apricot);
}

.page-disclaimer .cite-line {
  margin: 0;
  word-break: break-word;
}

.page-disclaimer .cite-note {
  max-height: 0;
  margin: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height .22s ease, opacity .22s ease, margin-top .22s ease;
}

.page-disclaimer .cite-sample:hover .cite-note,
.page-disclaimer .cite-sample:focus-within .cite-note {
  max-height: 180px;
  margin-top: 8px;
  opacity: 1;
}

/* --- 侧栏 --- */
.page-disclaimer .clause-aside {
  border-top: 2px solid var(--apricot);
  padding-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: .04em;
  color: var(--rock);
}

.page-disclaimer .clause-aside-label {
  display: block;
  margin-bottom: 8px;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--moss);
}

.page-disclaimer .clause-aside a {
  display: inline-block;
  margin: 0 14px 6px 0;
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  color: var(--ink-text);
}

.page-disclaimer .clause-aside a:hover {
  border-bottom-color: var(--apricot);
  color: var(--apricot-deep);
}

/* --- 页尾行动区 --- */
.page-disclaimer .terms-cta {
  position: relative;
  padding: clamp(28px, 4.4vw, 46px) 0;
  background: var(--ink);
  color: var(--warm);
  overflow: hidden;
}

.page-disclaimer .terms-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-dark) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}

.page-disclaimer .terms-cta-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 18px;
}

.page-disclaimer .terms-cta-text {
  margin: 0;
  max-width: 42ch;
  font-size: clamp(17px, 2.1vw, 21px);
  font-weight: 500;
  line-height: 1.55;
  color: var(--warm);
}

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

/* --- 页尾收束 --- */
.page-disclaimer .terms-foot {
  padding: clamp(16px, 3vw, 24px) 0 clamp(34px, 5vw, 52px);
  border-top: 1px solid var(--line);
}

.page-disclaimer .terms-foot-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  justify-content: space-between;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--moss);
}

/* --- 响应式 --- */
@media (min-width: 560px) {
  .page-disclaimer .toc-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 30px;
  }
}

@media (min-width: 800px) {
  .page-disclaimer .terms-cta-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 40px;
  }
}

@media (min-width: 880px) {
  .page-disclaimer .clause {
    grid-template-columns: var(--disc-num-col) minmax(0, 1fr) var(--disc-aside);
    gap: clamp(24px, 3.4vw, 48px);
    align-items: start;
  }

  .page-disclaimer .clause-section {
    scroll-margin-top: calc(var(--header-h) + 22px);
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .terms-hero-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: end;
    gap: clamp(40px, 6vw, 88px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .toc-link,
  .page-disclaimer .clause-num,
  .page-disclaimer .clause-section,
  .page-disclaimer .cite-sample,
  .page-disclaimer .cite-note {
    transition: none;
  }
}