.page-privacy {
  --pv-measure: 680px;
  --pv-toc: 240px;
}

/* ---------- Hero ---------- */

.page-privacy .pv-hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(28px, 5vw, 56px));
  padding-bottom: 0;
  background:
    radial-gradient(120% 90% at 12% -10%, rgba(41, 240, 208, 0.1), transparent 58%),
    radial-gradient(90% 70% at 92% 4%, rgba(255, 122, 26, 0.08), transparent 60%),
    var(--ink);
  overflow: hidden;
}

.page-privacy .pv-crumbs {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-privacy .pv-eyebrow {
  margin-bottom: 16px;
}

.page-privacy .pv-title {
  margin: 0 0 20px;
  max-width: 18ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 5.4vw, 64px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-privacy .pv-lede {
  margin: 0 0 clamp(30px, 5vw, 52px);
  max-width: 56ch;
  font-size: 17px;
  line-height: 1.75;
  color: var(--muted);
}

.page-privacy .pv-hero-visual {
  position: relative;
  margin: 0 0 -56px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-bottom: 0;
  background: var(--surface);
}

.page-privacy .pv-hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1600 / 600;
  object-fit: cover;
}

.page-privacy .pv-hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    180deg,
    rgba(41, 240, 208, 0.05) 0 1px,
    transparent 1px 5px
  );
  mix-blend-mode: screen;
}

/* ---------- 米白阅读场 ---------- */

.page-privacy .pv-reading {
  position: relative;
  margin-top: -56px;
  padding-top: 56px;
  padding-bottom: clamp(64px, 9vw, 120px);
  background: var(--paper);
  color: var(--paper-ink);
  clip-path: polygon(0 56px, 100% 0, 100% 100%, 0 100%);
  padding-top: calc(56px + clamp(52px, 8vw, 96px));
}

.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 56px);
}

/* ---------- 章节目录 ---------- */

.page-privacy .pv-toc {
  align-self: start;
  padding-left: 18px;
  border-left: 2px solid rgba(16, 26, 36, 0.14);
}

.page-privacy .pv-toc-label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(16, 26, 36, 0.5);
}

.page-privacy .pv-toc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
}

.page-privacy .pv-toc-list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 5px 0;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(16, 26, 36, 0.68);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-privacy .pv-toc-list a:hover,
.page-privacy .pv-toc-list a:focus-visible {
  color: #0f7a68;
}

.page-privacy .pv-toc-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--clay);
}

/* ---------- 正文 ---------- */

.page-privacy .pv-doc {
  min-width: 0;
  max-width: var(--pv-measure);
}

.page-privacy .pv-section {
  padding-bottom: clamp(34px, 5vw, 60px);
  margin-bottom: clamp(34px, 5vw, 60px);
  border-bottom: 1px solid rgba(16, 26, 36, 0.12);
  overflow-wrap: break-word;
}

.page-privacy .pv-section:last-of-type {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-privacy .pv-num {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--clay);
}

.page-privacy .pv-h {
  margin: 0 0 20px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(21px, 2.7vw, 27px);
  line-height: 1.35;
  color: var(--paper-ink);
}

.page-privacy .pv-doc p {
  margin: 0 0 18px;
  font-size: 16.5px;
  line-height: 1.85;
  color: rgba(16, 26, 36, 0.86);
  max-width: 40em;
}

.page-privacy .pv-doc p:last-child {
  margin-bottom: 0;
}

.page-privacy .pv-doc a {
  color: #0d6a5c;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  text-decoration-color: rgba(13, 106, 92, 0.4);
  transition: color var(--dur) var(--ease), text-decoration-color var(--dur) var(--ease);
}

.page-privacy .pv-doc a:hover,
.page-privacy .pv-doc a:focus-visible {
  color: #0a5348;
  text-decoration-color: currentColor;
}

.page-privacy .pv-lead {
  font-weight: 500;
  color: rgba(16, 26, 36, 0.7);
}

.page-privacy .pv-note {
  margin-top: 22px !important;
  padding: 16px 20px;
  border-left: 3px solid var(--moss);
  background: rgba(94, 122, 102, 0.1);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 15.5px !important;
  color: rgba(16, 26, 36, 0.8) !important;
}

/* ---------- 条文卡片（浅色覆盖） ---------- */

.page-privacy .pv-cards {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
}

.page-privacy .pv-cards .disclosure {
  border: 1px solid rgba(16, 26, 36, 0.14);
  background: rgba(255, 255, 255, 0.55);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-privacy .pv-cards .disclosure:hover {
  border-color: rgba(13, 106, 92, 0.42);
  background: rgba(255, 255, 255, 0.78);
}

.page-privacy .pv-cards .disclosure-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 16px 18px;
  border: 0;
  background: transparent;
  text-align: left;
  font-family: var(--font-body);
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper-ink);
  cursor: pointer;
}

.page-privacy .pv-cards .disclosure-toggle::after {
  content: "";
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--moss);
  border-bottom: 2px solid var(--moss);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease);
}

.page-privacy .pv-cards .disclosure[data-open] .disclosure-toggle::after {
  transform: rotate(-135deg);
}

.page-privacy .pv-cards .disclosure-toggle:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -3px;
}

.page-privacy .pv-cards .disclosure-inner {
  padding: 0 18px 18px;
}

.page-privacy .pv-cards .disclosure-inner p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(16, 26, 36, 0.78);
}

/* ---------- 尾部深色收束 ---------- */

.page-privacy .pv-tail {
  position: relative;
  background:
    radial-gradient(100% 80% at 88% 0%, rgba(255, 122, 26, 0.1), transparent 62%),
    var(--ink-2);
  color: var(--white);
  padding-bottom: clamp(48px, 7vw, 84px);
}

.page-privacy .pv-tail-inner {
  display: grid;
  gap: 28px;
  padding-top: clamp(24px, 4vw, 40px);
}

.page-privacy .pv-tail-label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .pv-tail-title {
  margin: 0;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--white);
}

.page-privacy .pv-tail-links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-privacy .pv-tail-links a {
  display: block;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 15px;
  line-height: 1.5;
  color: var(--white);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .pv-tail-links a:hover,
.page-privacy .pv-tail-links a:focus-visible {
  border-color: var(--cyan-edge);
  background: var(--cyan-soft);
  color: var(--cyan);
}

/* ---------- 平板及以上 ---------- */

@media (min-width: 720px) {
  .page-privacy .pv-tail-inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: 48px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .pv-layout {
    grid-template-columns: var(--pv-toc) minmax(0, var(--pv-measure));
    gap: clamp(48px, 6vw, 88px);
    justify-content: center;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: calc(var(--header-h) + 32px);
  }

  .page-privacy .pv-toc-list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-privacy .pv-toc-list a {
    font-size: 14.5px;
    padding: 7px 0;
  }
}

@media (min-width: 1240px) {
  .page-privacy .pv-hero-visual {
    margin-bottom: -72px;
  }

  .page-privacy .pv-reading {
    margin-top: -72px;
    clip-path: polygon(0 72px, 100% 0, 100% 100%, 0 100%);
    padding-top: calc(72px + clamp(72px, 8vw, 112px));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc-list a,
  .page-privacy .pv-doc a,
  .page-privacy .pv-cards .disclosure,
  .page-privacy .pv-cards .disclosure-toggle::after,
  .page-privacy .pv-tail-links a {
    transition: none;
  }
}