.page-disclaimer {
  --pd-line: rgba(76, 201, 255, 0.18);
  --pd-hair: rgba(155, 170, 184, 0.2);
  --pd-text: rgba(242, 245, 247, 0.88);
  --pd-text-soft: rgba(242, 245, 247, 0.74);
}

.page-disclaimer a {
  color: var(--elec);
  text-decoration: none;
  border-bottom: 1px solid rgba(76, 201, 255, 0.4);
  overflow-wrap: anywhere;
}

.page-disclaimer a:hover,
.page-disclaimer a:focus-visible {
  color: var(--mint);
  border-bottom-color: var(--mint);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .pd-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 5vw, 40px) 0 clamp(40px, 7vw, 68px);
  background:
    radial-gradient(120% 90% at 86% 0%, rgba(59, 240, 200, 0.1), transparent 58%),
    linear-gradient(158deg, #0a2a48 0%, var(--deep-sea) 46%, var(--charcoal) 100%);
  border-bottom: 1px solid var(--pd-line);
}

.page-disclaimer .pd-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(76, 201, 255, 0.1) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(76, 201, 255, 0.07) 0 1px, transparent 1px 72px);
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 80%);
  mask-image: linear-gradient(180deg, #000, transparent 80%);
}

.page-disclaimer .pd-hero::after {
  content: "";
  position: absolute;
  right: -16%;
  top: -34%;
  width: 60%;
  height: 168%;
  pointer-events: none;
  background: linear-gradient(200deg, rgba(255, 106, 42, 0.24), rgba(255, 106, 42, 0) 62%);
  clip-path: polygon(30% 0, 100% 0, 70% 100%, 0 100%);
}

.page-disclaimer .pd-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 5vw, 44px);
  align-items: start;
}

.page-disclaimer .pd-hero-copy .crumbs {
  margin: 0 0 18px;
}

.page-disclaimer .pd-hero-copy .eyebrow {
  margin: 0 0 12px;
  color: var(--mint);
  letter-spacing: 0.22em;
}

.page-disclaimer .pd-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(34px, 8.2vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.012em;
  color: var(--paper);
  transform: scaleX(0.97);
  transform-origin: left center;
}

.page-disclaimer .pd-lede {
  margin: 0 0 24px;
  max-width: 56ch;
  font-size: clamp(15px, 2.2vw, 17px);
  line-height: 1.85;
  color: var(--pd-text);
}

.page-disclaimer .pd-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-disclaimer .pd-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--pd-line);
  background: rgba(9, 24, 39, 0.6);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--pd-text-soft);
  border-bottom-color: var(--pd-line);
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-disclaimer .pd-chip span {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--signal);
  letter-spacing: 0.12em;
}

.page-disclaimer .pd-chip:hover,
.page-disclaimer .pd-chip:focus-visible {
  background: rgba(255, 106, 42, 0.12);
  border-color: rgba(255, 106, 42, 0.55);
  color: var(--paper);
}

.page-disclaimer .pd-hero-figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-strong);
  background: var(--surface-deep);
}

.page-disclaimer .pd-hero-figure::before,
.page-disclaimer .pd-hero-figure::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  pointer-events: none;
  z-index: 2;
}

.page-disclaimer .pd-hero-figure::before {
  top: -1px;
  left: -1px;
  border-top: 1px solid var(--mint);
  border-left: 1px solid var(--mint);
}

.page-disclaimer .pd-hero-figure::after {
  right: -1px;
  bottom: -1px;
  border-right: 1px solid var(--signal);
  border-bottom: 1px solid var(--signal);
}

.page-disclaimer .pd-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  max-width: 100%;
}

.page-disclaimer .pd-hero-figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--pd-hair);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--fog);
}

/* ---------- 条款主体 ---------- */
.page-disclaimer .pd-body {
  padding: clamp(36px, 7vw, 76px) 0 clamp(32px, 6vw, 60px);
  background: linear-gradient(180deg, var(--charcoal) 0%, #0a1520 100%);
}

.page-disclaimer .pd-body-grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

.page-disclaimer .pd-index {
  display: none;
}

.page-disclaimer .pd-index-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--fog);
  text-transform: uppercase;
}

.page-disclaimer .pd-index-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  border-left: 1px solid var(--pd-line);
}

.page-disclaimer .pd-index-list li + li {
  margin-top: 2px;
}

.page-disclaimer .pd-index-list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 8px 0 8px 12px;
  border-bottom: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--pd-text-soft);
  border-left: 2px solid transparent;
  margin-left: -2px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .pd-index-list a span {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--signal);
  letter-spacing: 0.1em;
}

.page-disclaimer .pd-index-list a:hover,
.page-disclaimer .pd-index-list a:focus-visible {
  color: var(--paper);
  border-left-color: var(--mint);
}

.page-disclaimer .pd-index-note {
  margin: 0 0 16px;
  padding-left: 12px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--fog);
}

.page-disclaimer .pd-index-top {
  display: inline-block;
  margin-left: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--elec);
  border-bottom: 1px dotted rgba(76, 201, 255, 0.6);
}

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

.page-disclaimer .pd-clause {
  scroll-margin-top: calc(var(--topbar-h) + 20px);
  padding-bottom: clamp(28px, 5vw, 44px);
}

.page-disclaimer .pd-clause + .pd-clause {
  padding-top: clamp(26px, 4vw, 40px);
}

.page-disclaimer .pd-clause + .pd-clause::before {
  content: "";
  display: block;
  height: 1px;
  margin-bottom: clamp(26px, 4vw, 38px);
  background: linear-gradient(90deg, var(--signal) 0%, rgba(76, 201, 255, 0.5) 46%, rgba(76, 201, 255, 0) 94%);
  transform: rotate(-1.1deg);
  transform-origin: left center;
}

.page-disclaimer .pd-clause-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.page-disclaimer .pd-clause-num {
  flex: none;
  padding: 3px 8px;
  border: 1px solid rgba(59, 240, 200, 0.38);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mint);
}

.page-disclaimer .pd-clause-head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(22px, 3.6vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.008em;
  color: var(--paper);
  transform: scaleX(0.975);
  transform-origin: left center;
}

.page-disclaimer .pd-clause-body p {
  margin: 0 0 14px;
  font-size: clamp(15px, 2.1vw, 17px);
  line-height: 1.82;
  color: var(--pd-text);
}

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

.page-disclaimer .pd-clause-body strong {
  color: var(--mint);
  font-weight: 600;
}

.page-disclaimer .pd-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 14px;
  margin: 22px 0 4px;
  padding: 18px 0;
  border-top: 1px solid var(--pd-hair);
  border-bottom: 1px solid var(--pd-hair);
}

.page-disclaimer .pd-metric {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-left: 12px;
  border-left: 1px solid rgba(59, 240, 200, 0.3);
}

.page-disclaimer .pd-metric-label {
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: var(--fog);
}

/* 折叠条款 */
.page-disclaimer .pd-fold {
  margin: 18px 0 0;
  border: 1px solid var(--pd-line);
  background: rgba(9, 24, 39, 0.62);
}

.page-disclaimer .pd-fold summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--elec);
}

.page-disclaimer .pd-fold summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .pd-fold summary::before {
  content: "+";
  flex: none;
  font-size: 15px;
  line-height: 1;
  color: var(--signal);
}

.page-disclaimer .pd-fold[open] summary::before {
  content: "–";
}

.page-disclaimer .pd-fold[open] summary {
  border-bottom: 1px solid var(--pd-hair);
}

.page-disclaimer .pd-fold p {
  margin: 0;
  padding: 12px 14px 14px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--pd-text-soft);
}

/* 访问环境小块 */
.page-disclaimer .pd-env-grid {
  display: grid;
  gap: 1px;
  margin: 18px 0 4px;
  background: var(--pd-hair);
  border: 1px solid var(--pd-hair);
}

.page-disclaimer .pd-env-item {
  background: rgba(14, 58, 92, 0.3);
  padding: 16px 16px 14px;
}

.page-disclaimer .pd-env-kicker {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--signal);
  text-transform: uppercase;
}

.page-disclaimer .pd-env-item p:not(.pd-env-kicker) {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pd-text-soft);
}

/* ---------- 底部回退 ---------- */
.page-disclaimer .pd-return {
  padding: clamp(28px, 5vw, 48px) 0 clamp(36px, 6vw, 60px);
  background: var(--deep-sea);
  border-top: 1px solid var(--pd-line);
}

.page-disclaimer .pd-return-inner {
  display: grid;
  gap: 20px;
  align-items: center;
}

.page-disclaimer .pd-return-copy h2 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(22px, 3.4vw, 30px);
  letter-spacing: -0.01em;
  color: var(--paper);
  transform: scaleX(0.975);
  transform-origin: left center;
}

.page-disclaimer .pd-return-copy p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--pd-text-soft);
}

.page-disclaimer .pd-return-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-disclaimer .pd-return-actions a {
  border-bottom: 0;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .pd-env-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .pd-return-inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (min-width: 940px) {
  .page-disclaimer .pd-hero {
    padding-top: clamp(34px, 4vw, 52px);
  }

  .page-disclaimer .pd-hero-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 56px;
    align-items: center;
  }

  .page-disclaimer .pd-body-grid {
    grid-template-columns: 172px minmax(0, 1fr);
    gap: 64px;
  }

  .page-disclaimer .pd-index {
    display: block;
    position: sticky;
    top: calc(var(--topbar-h) + 28px);
  }
}

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

  .page-disclaimer .pd-clause + .pd-clause::before {
    transform: none;
  }
}

@media print {
  .page-disclaimer .pd-hero::before,
  .page-disclaimer .pd-hero::after,
  .page-disclaimer .pd-hero-figure,
  .page-disclaimer .pd-index,
  .page-disclaimer .pd-return-actions {
    display: none;
  }

  .page-disclaimer .pd-hero,
  .page-disclaimer .pd-body,
  .page-disclaimer .pd-return {
    background: #fff;
    border: 0;
  }

  .page-disclaimer .pd-hero h1,
  .page-disclaimer .pd-clause-head h2,
  .page-disclaimer .pd-lede,
  .page-disclaimer .pd-clause-body p,
  .page-disclaimer .pd-env-item p:not(.pd-env-kicker) {
    color: #111;
  }

  .page-disclaimer .pd-clause {
    break-inside: avoid;
  }
}