/* ===== 网站使用声明 · page-disclaimer ===== */
.page-disclaimer {
  --pd-measure: min(74ch, 100%);
  --pd-stack: clamp(30px, 5vw, 56px);
  display: block;
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* ---------- 首屏框景 ---------- */
.page-disclaimer .pd-hero {
  position: relative;
  margin: 0 auto clamp(36px, 6vw, 72px);
  max-width: var(--shell);
  border: 1px solid var(--line-steel);
  background:
    radial-gradient(120% 140% at 8% 0%, rgba(14, 111, 107, 0.28) 0%, rgba(5, 10, 24, 0) 58%),
    linear-gradient(180deg, var(--navy-deck) 0%, var(--deep-space) 100%);
  overflow: hidden;
}

.page-disclaimer .pd-hero::before {
  content: "";
  position: absolute;
  inset: 7px;
  border: 1px dashed rgba(47, 230, 214, 0.2);
  pointer-events: none;
}

.page-disclaimer .pd-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 10px;
  background-image: repeating-linear-gradient(
    90deg,
    var(--line-steel) 0 1px,
    transparent 1px 14px
  );
  opacity: 0.75;
  pointer-events: none;
}

.page-disclaimer .pd-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 40px);
  padding: clamp(24px, 4.5vw, 52px);
}

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

.page-disclaimer .breadcrumb {
  margin-bottom: clamp(16px, 2.4vw, 26px);
}

.page-disclaimer .eyebrow {
  margin: 0 0 10px;
  color: var(--cyan);
}

.page-disclaimer h1 {
  margin: 0 0 clamp(14px, 2vw, 22px);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 62px);
  line-height: 1.06;
  letter-spacing: 0.08em;
  color: var(--frost);
}

.page-disclaimer .pd-hero__lede {
  margin: 0;
  max-width: 56ch;
  font-family: var(--font-body);
  font-size: clamp(16px, 1.9vw, 18px);
  line-height: 1.8;
  color: var(--mist);
}

.page-disclaimer .pd-hero__meta {
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

.page-disclaimer .pd-hero__meta li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-left: 10px;
  border-left: 2px solid var(--line-steel);
}

.page-disclaimer .pd-hero__meta .num {
  color: var(--signal);
  font-weight: 700;
}

.page-disclaimer .pd-hero__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-steel);
  background: var(--deep-space);
  overflow: hidden;
}

.page-disclaimer .pd-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 10, 24, 0.1) 0%, rgba(5, 10, 24, 0.55) 100%);
  pointer-events: none;
}

.page-disclaimer .pd-hero__figure img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 190px;
  object-fit: cover;
}

/* ---------- 分屏骨架 ---------- */
.page-disclaimer .pd-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-disclaimer .pd-rail {
  position: static;
  padding: 16px 0 0;
  border-top: 1px solid var(--line-steel);
}

.page-disclaimer .index-rail__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ember);
}

.page-disclaimer .rail-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
}

.page-disclaimer .rail-nav__link {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 5px 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .rail-nav__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ember);
}

.page-disclaimer .rail-nav__link:hover,
.page-disclaimer .rail-nav__link:focus-visible {
  color: var(--frost);
  border-bottom-color: var(--cyan);
}

.page-disclaimer .rail-nav__link.is-active {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .pd-body {
  min-width: 0;
}

.page-disclaimer .pd-clause {
  padding-top: var(--pd-stack);
  border-top: 1px solid var(--line-steel);
  scroll-margin-top: calc(var(--header-h) + 28px);
}

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

.page-disclaimer .pd-clause__num {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1;
  letter-spacing: 0.1em;
  color: var(--ember);
}

.page-disclaimer .pd-clause__title {
  margin: 0 0 clamp(14px, 2vw, 20px);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.3;
  letter-spacing: 0.06em;
  color: var(--frost);
}

.page-disclaimer .prose {
  max-width: var(--pd-measure);
}

.page-disclaimer .prose p {
  margin: 0 0 16px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

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

.page-disclaimer .prose ul {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

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

.page-disclaimer .prose li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-disclaimer .prose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 12px;
  height: 1px;
  background: var(--cyan);
}

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

/* ---------- 奶油纸要点提示卡 ---------- */
.page-disclaimer .pd-note {
  max-width: var(--pd-measure);
  margin: var(--pd-stack) 0 0;
  padding: clamp(20px, 3.2vw, 32px);
  background: var(--cream);
  border: 1px solid var(--cream-ink);
  box-shadow: 5px 5px 0 rgba(217, 58, 33, 0.32);
  transition: box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .pd-note:hover,
.page-disclaimer .pd-note:focus-within {
  border-color: var(--signal);
  box-shadow: 7px 7px 0 rgba(255, 106, 43, 0.42);
}

.page-disclaimer .pd-note__kicker {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #6b2116;
}

.page-disclaimer .pd-note__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.35;
  letter-spacing: 0.04em;
  color: var(--cream-ink);
}

.page-disclaimer .pd-note p:not(.pd-note__kicker) {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: #2a2d3c;
}

/* ---------- 收束区 ---------- */
.page-disclaimer .pd-outro {
  max-width: var(--pd-measure);
  margin-top: var(--pd-stack);
  padding-top: var(--pd-stack);
  border-top: 1px solid var(--line-steel);
}

.page-disclaimer .pd-outro__kicker {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-disclaimer .pd-outro__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.3;
  letter-spacing: 0.05em;
  color: var(--frost);
}

.page-disclaimer .pd-outro__text {
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-disclaimer .pd-outro__links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 14px;
}

/* ---------- 窄屏保护 ---------- */
@media (max-width: 480px) {
  .page-disclaimer .pd-hero__meta {
    gap: 8px 16px;
    font-size: 12.5px;
  }

  .page-disclaimer .pd-outro__links {
    flex-direction: column;
    align-items: stretch;
  }

  .page-disclaimer .pd-outro__links .btn {
    width: 100%;
    text-align: center;
  }
}

/* ---------- 桌面分屏 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .pd-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    gap: clamp(32px, 4vw, 64px);
  }

  .page-disclaimer .pd-layout {
    grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 64px);
  }

  .page-disclaimer .pd-rail {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    align-self: start;
    padding-top: 22px;
  }

  .page-disclaimer .rail-nav {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-disclaimer .rail-nav__link {
    width: 100%;
    padding: 7px 0;
    border-bottom: 1px solid transparent;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .pd-layout {
    grid-template-columns: minmax(200px, 244px) minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .pd-note,
  .page-disclaimer .rail-nav__link {
    transition: none;
  }
}
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