/* ===== 使用说明 · 页面专属样式（作用域 .page-disclaimer） ===== */
.page-disclaimer {
  --pd-max: 1240px;
  --pd-anchor: 96px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
}

.page-disclaimer *,
.page-disclaimer *::before,
.page-disclaimer *::after {
  box-sizing: border-box;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .pd-hero {
  background: var(--night);
  color: var(--paper);
  padding: 26px 0 0;
}

.page-disclaimer .pd-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  align-items: end;
  padding-bottom: 34px;
}

.page-disclaimer .pd-hero .breadcrumb-link {
  color: var(--mist);
  text-decoration: none;
}

.page-disclaimer .pd-hero .breadcrumb-link:hover {
  color: var(--cyan);
}

.page-disclaimer .pd-hero .breadcrumb-current {
  color: var(--paper);
}

.page-disclaimer .pd-eyebrow {
  margin: 22px 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-disclaimer h1 {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: clamp(1.9rem, 5.2vw, 3.1rem);
  line-height: 1.18;
}

.page-disclaimer .pd-lede {
  margin: 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

/* 首屏条款索引 */
.page-disclaimer .pd-hero-index {
  min-width: 0;
}

.page-disclaimer .pd-index-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-disclaimer .pd-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--rock-2);
}

.page-disclaimer .pd-index-list li {
  border-bottom: 2px solid var(--rock-2);
}

.page-disclaimer .pd-index-list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  color: var(--paper);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.5;
  transition: color 160ms ease, padding-left 160ms ease;
}

.page-disclaimer .pd-index-list a:hover {
  color: var(--cyan);
  padding-left: 6px;
}

.page-disclaimer .pd-index-list a:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

.page-disclaimer .pd-index-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

/* 首屏图形 */
.page-disclaimer .pd-hero-figure {
  margin: 0;
  background: var(--night);
  border-top: 2px solid var(--rock-2);
  border-bottom: 2px solid var(--cyan);
  overflow: hidden;
}

.page-disclaimer .pd-hero-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .pd-hero-caption {
  margin: 0;
  padding: 12px 24px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .pd-body {
  background: var(--paper);
  padding: 8px 0 56px;
}

.page-disclaimer .pd-clauses {
  display: flex;
  flex-direction: column;
}

.page-disclaimer .pd-clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  padding: 30px 0;
  border-top: 2px solid rgba(27, 33, 31, 0.16);
  scroll-margin-top: var(--pd-anchor);
}

.page-disclaimer .pd-clause:first-child {
  border-top: 0;
}

.page-disclaimer .pd-clause:last-child {
  border-bottom: 2px solid rgba(27, 33, 31, 0.16);
}

.page-disclaimer .pd-clause-aside {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  min-width: 0;
}

.page-disclaimer .pd-clause-num {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan-deep);
}

.page-disclaimer .pd-clause-title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .pd-clause-key {
  margin-top: 4px;
  padding-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--cyan-deep);
  border-bottom: 2px solid var(--lime);
}

.page-disclaimer .pd-clause-body {
  min-width: 0;
}

.page-disclaimer .pd-clause-body p {
  margin: 0 0 14px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-disclaimer .pd-clause-body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .pd-clause-body a {
  color: var(--cyan-deep);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  transition: color 160ms ease, text-decoration-color 160ms ease;
}

.page-disclaimer .pd-clause-body a:hover {
  color: var(--ink);
  text-decoration-color: var(--clay);
}

.page-disclaimer .pd-clause-body a:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

/* 数据清单 */
.page-disclaimer .pd-datalist {
  margin: 18px 0 18px;
  border-top: 2px solid rgba(27, 33, 31, 0.16);
}

.page-disclaimer .pd-datalist-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(27, 33, 31, 0.14);
}

.page-disclaimer .pd-datalist-row dt {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink);
}

.page-disclaimer .pd-datalist-row dd {
  margin: 0;
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--mist);
  white-space: nowrap;
}

.page-disclaimer .pd-num {
  font-size: 17px;
  font-weight: 700;
  color: var(--cyan-deep);
}

/* ---------- 收尾深色区块 ---------- */
.page-disclaimer .pd-tail {
  background: var(--night);
  color: var(--paper);
  padding: 44px 0 56px;
  border-top: 2px solid var(--cyan);
}

.page-disclaimer .pd-tail-eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-disclaimer .pd-tail-title {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .pd-tail-lede {
  margin: 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-disclaimer .pd-tail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: 28px 0 32px;
  border-top: 2px solid var(--rock-2);
}

.page-disclaimer .pd-tail-item {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 2px solid var(--rock-2);
}

.page-disclaimer .pd-tail-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-disclaimer .pd-tail-value {
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-disclaimer .pd-totop {
  display: inline-flex;
  align-items: center;
  padding: 11px 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--cyan);
  text-decoration: none;
  border: 2px solid var(--cyan);
  background: transparent;
  transition: transform 160ms ease, background-color 160ms ease, color 160ms ease;
}

.page-disclaimer .pd-totop:hover {
  background: var(--cyan);
  color: var(--night);
  transform: translateY(-2px);
}

.page-disclaimer .pd-totop:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .pd-tail-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 36px;
    border-top: 0;
  }

  .page-disclaimer .pd-tail-item {
    border-bottom: 0;
    border-top: 2px solid var(--rock-2);
    padding: 16px 0 0;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .pd-hero {
    padding-top: 34px;
  }

  .page-disclaimer .pd-hero-inner {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: 56px;
    padding-bottom: 44px;
  }

  .page-disclaimer .pd-clause {
    grid-template-columns: minmax(170px, 220px) minmax(0, 1fr);
    gap: 56px;
    padding: 40px 0;
  }

  .page-disclaimer .pd-clause-aside {
    position: sticky;
    top: calc(var(--bar-h) + 28px);
    align-self: start;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .pd-body {
    padding-bottom: 72px;
  }

  .page-disclaimer .pd-clause {
    gap: 72px;
    padding: 46px 0;
  }
}

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

  .page-disclaimer .pd-totop:hover {
    transform: none;
  }
}