.page-privacy {
  --pv-rail: 240px;
  --pv-gap: clamp(24px, 4vw, 56px);
  --pv-line: var(--line);
}

/* ---------- 顶部横幅区 ---------- */
.page-privacy .pv-hero {
  position: relative;
  padding: clamp(26px, 5vw, 58px) 0 clamp(24px, 4vw, 48px);
  overflow: hidden;
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: var(--mesh) var(--mesh);
  opacity: 0.55;
  pointer-events: none;
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 70%;
  background: radial-gradient(60% 80% at 22% 0%, rgba(255, 59, 78, 0.16), transparent 70%),
    radial-gradient(55% 75% at 82% 10%, rgba(34, 224, 200, 0.14), transparent 68%);
  pointer-events: none;
}

.page-privacy .pv-hero .container {
  position: relative;
  z-index: 1;
}

.page-privacy .pv-hero-copy {
  max-width: 60ch;
  margin-top: clamp(18px, 3vw, 30px);
}

.page-privacy .pv-hero-copy h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(32px, 7vw, 60px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  text-transform: none;
  color: var(--text);
}

.page-privacy .pv-lead {
  margin: 18px 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--text-soft);
  max-width: 62ch;
}

.page-privacy .pv-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-banner {
  position: relative;
  margin: clamp(24px, 4vw, 44px) 0 0;
  border: 1px solid var(--pv-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-2);
}

.page-privacy .pv-banner img {
  display: block;
  width: 100%;
  height: clamp(170px, 26vw, 320px);
  object-fit: cover;
}

.page-privacy .pv-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(7, 9, 13, 0.86) 0%, rgba(7, 9, 13, 0.05) 46%, rgba(34, 224, 200, 0.14) 100%),
    repeating-linear-gradient(90deg, rgba(35, 43, 54, 0.5) 0 1px, transparent 1px 48px);
  pointer-events: none;
}

/* ---------- 文档双栏 ---------- */
.page-privacy .pv-doc {
  padding: clamp(28px, 4vw, 56px) 0 clamp(56px, 8vw, 110px);
}

.page-privacy .pv-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 36px);
}

.page-privacy .pv-grid > * {
  min-width: 0;
}

/* ---------- 目录 ---------- */
.page-privacy .pv-toc {
  align-self: start;
  padding: 18px;
  border: 1px solid var(--pv-line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(15, 43, 46, 0.55), rgba(18, 22, 29, 0.9));
}

.page-privacy .pv-toc-title {
  margin: 0 0 12px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}

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

.page-privacy .pv-toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 12px;
  border-left: 1px solid var(--pv-line);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.page-privacy .pv-toc-num {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--disabled);
}

.page-privacy .pv-toc-list a:hover,
.page-privacy .pv-toc-list a:focus-visible {
  color: var(--text);
  border-left-color: var(--cyan);
  background: rgba(34, 224, 200, 0.07);
}

.page-privacy .pv-toc-list a:hover .pv-toc-num,
.page-privacy .pv-toc-list a:focus-visible .pv-toc-num {
  color: var(--cyan);
}

/* ---------- 条文 ---------- */
.page-privacy .pv-section {
  padding: clamp(22px, 3.4vw, 34px) 0;
  border-top: 1px solid var(--pv-line);
  scroll-margin-top: 120px;
}

.page-privacy .pv-section:first-child {
  border-top-color: transparent;
  padding-top: 0;
}

.page-privacy .pv-section h2 {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 3.2vw, 31px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-privacy .pv-num {
  font-family: var(--font-data);
  font-size: clamp(17px, 2.4vw, 24px);
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
  letter-spacing: 0.02em;
}

.page-privacy .pv-section:nth-of-type(even) .pv-num {
  color: var(--gold);
}

.page-privacy .pv-section p {
  margin: 16px 0 0;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-privacy .pv-section p.pv-note {
  margin-top: 14px;
  padding-left: 14px;
  border-left: 2px solid var(--red);
  font-size: 14px;
  color: var(--muted);
}

.page-privacy .pv-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 13px;
  max-width: 70ch;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 7px;
  height: 7px;
  background: var(--red);
  box-shadow: 0 0 0 1px rgba(255, 59, 78, 0.35);
}

.page-privacy .pv-list strong {
  color: var(--text);
  font-weight: 600;
}

/* ---------- 折叠细则 ---------- */
.page-privacy .pv-more {
  margin-top: 20px;
  border: 1px solid var(--pv-line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
  max-width: 70ch;
}

.page-privacy .pv-more summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 14.5px;
  color: var(--text-soft);
  transition: color 160ms ease, background 160ms ease;
}

.page-privacy .pv-more summary::-webkit-details-marker {
  display: none;
}

.page-privacy .pv-more summary::after {
  content: "+";
  font-family: var(--font-data);
  font-size: 17px;
  color: var(--cyan);
  line-height: 1;
}

.page-privacy .pv-more[open] summary::after {
  content: "–";
}

.page-privacy .pv-more summary:hover,
.page-privacy .pv-more summary:focus-visible {
  color: var(--text);
  background: rgba(34, 224, 200, 0.06);
}

.page-privacy .pv-more-body {
  padding: 14px 18px 18px;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .pv-more-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--muted);
}

/* ---------- 联系信息卡 ---------- */
.page-privacy .pv-contact {
  margin-top: 22px;
  padding: clamp(18px, 3vw, 24px);
  border: 1px solid var(--pv-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(140deg, rgba(15, 43, 46, 0.85), rgba(18, 22, 29, 0.96));
  box-shadow: var(--shadow-panel);
  max-width: 70ch;
}

.page-privacy .pv-contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  margin: 0 0 12px;
}

.page-privacy .pv-contact-row:last-of-type {
  margin-bottom: 0;
}

.page-privacy .pv-contact-key {
  min-width: 72px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .pv-contact-val {
  font-family: var(--font-data);
  font-size: 15.5px;
  word-break: break-all;
  color: var(--cyan);
}

.page-privacy .pv-contact-val--gold {
  color: var(--gold);
}

.page-privacy .pv-contact-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--pv-line);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 延伸入口 ---------- */
.page-privacy .pv-next {
  margin-top: clamp(30px, 4vw, 46px);
  padding-top: clamp(22px, 3vw, 30px);
  border-top: 1px solid var(--pv-line);
}

.page-privacy .pv-next-title {
  margin: 0 0 14px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-privacy .pv-next-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 960px) {
  .page-privacy .pv-grid {
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    gap: var(--pv-gap);
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 104px;
    padding: 20px 16px;
  }

  .page-privacy .pv-hero-copy {
    margin-top: clamp(24px, 3vw, 38px);
  }
}

@media (min-width: 1280px) {
  .page-privacy {
    --pv-rail: 268px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc-list a,
  .page-privacy .pv-more summary {
    transition: none;
  }
}