.page-privacy {
  --pp-panel: rgba(13, 32, 51, 0.72);
  --pp-amber: #A8721A;
  --pp-index-w: 268px;
  display: block;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: clamp(20px, 4vw, 40px) 0 clamp(36px, 6vw, 72px);
  overflow: hidden;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: -18% -12% auto -12%;
  height: 130%;
  background:
    radial-gradient(circle at 84% 10%, rgba(53, 231, 214, 0.16), transparent 58%),
    radial-gradient(circle at 6% 82%, rgba(138, 107, 255, 0.15), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.page-privacy .privacy-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: end;
}

.page-privacy .privacy-hero__copy .lede {
  margin-top: clamp(14px, 2vw, 22px);
  max-width: 52ch;
}

.page-privacy .privacy-hero__figure {
  margin: 0;
  position: relative;
  border: var(--border-line);
  border-radius: var(--radius-lg);
  background: var(--ink-800);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.page-privacy .privacy-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-privacy .privacy-hero__figure figcaption {
  padding: 12px 16px;
  border-top: var(--border-line);
  background: var(--ink-900);
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--paper-dim);
}

/* ---------- 主体骨架 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
  padding-bottom: clamp(40px, 7vw, 88px);
  min-width: 0;
}

.page-privacy .privacy-content {
  display: grid;
  gap: clamp(44px, 6vw, 76px);
  min-width: 0;
}

/* ---------- 侧边索引 ---------- */
.page-privacy .privacy-index {
  border: var(--border-line);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, var(--pp-panel), rgba(7, 19, 31, 0.9));
  box-shadow: var(--shadow-card);
  padding: 18px 16px 20px;
  min-width: 0;
}

.page-privacy .privacy-index__title {
  margin: 0 0 12px;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--paper-dim);
}

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

.page-privacy .privacy-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--paper-dim);
  font-size: 15px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.24s var(--ease), background 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-privacy .privacy-index__link:hover {
  color: var(--white);
  background: rgba(53, 231, 214, 0.08);
}

.page-privacy .privacy-index__num {
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-privacy .privacy-index__foot {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--ink-700);
  font-size: 13px;
  line-height: 1.75;
  color: var(--paper-dim);
}

.page-privacy .privacy-index__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-privacy:has(#sec-collect:target) .privacy-index__link[href="#sec-collect"],
.page-privacy:has(#sec-use:target) .privacy-index__link[href="#sec-use"],
.page-privacy:has(#sec-cookie:target) .privacy-index__link[href="#sec-cookie"],
.page-privacy:has(#sec-rights:target) .privacy-index__link[href="#sec-rights"],
.page-privacy:has(#sec-safety:target) .privacy-index__link[href="#sec-safety"],
.page-privacy:has(#sec-update:target) .privacy-index__link[href="#sec-update"] {
  color: var(--white);
  background: rgba(53, 231, 214, 0.1);
  border-left-color: var(--cyan);
}

/* ---------- 章节通用 ---------- */
.page-privacy .privacy-sec {
  position: relative;
  scroll-margin-top: 112px;
  min-width: 0;
}

.page-privacy .privacy-sec__no {
  margin: 0 0 10px;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.26em;
  color: var(--cyan);
}

.page-privacy .privacy-sec__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.4vw, 34px);
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-privacy .privacy-content .privacy-sec__lead {
  margin: 0 0 clamp(20px, 3vw, 30px);
  max-width: 62ch;
  font-family: var(--font-editorial);
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.9;
  color: var(--paper);
}

.page-privacy .privacy-content .privacy-sub {
  margin: clamp(28px, 4vw, 40px) 0 14px;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.01em;
  color: var(--white);
}

.page-privacy .privacy-content .privacy-note {
  margin: clamp(18px, 2.5vw, 26px) 0 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper-dim);
}

.page-privacy .privacy-content .privacy-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 231, 214, 0.45);
}

.page-privacy .privacy-content .privacy-note a:hover {
  border-bottom-color: var(--cyan);
}

.page-privacy .privacy-content .privacy-note a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 四类场景卡 ---------- */
.page-privacy .scene-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-privacy .scene-card {
  border: var(--border-line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  box-shadow: var(--shadow-card);
  padding: 20px 20px 18px;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-privacy .scene-card:hover {
  transform: translateY(-4px);
  border-color: var(--cyan);
  box-shadow: var(--shadow-lift);
}

.page-privacy .scene-card h3 {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.4;
  color: var(--white);
}

.page-privacy .scene-card ul {
  margin: 0;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper-dim);
}

.page-privacy .scene-card ul li + li {
  margin-top: 4px;
}

.page-privacy .scene-card__use {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--ink-700);
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper-dim);
}

/* ---------- 暖纸色引用块 ---------- */
.page-privacy .paper-block {
  margin-top: clamp(22px, 3vw, 32px);
  border: 3px solid var(--ink-900);
  border-radius: var(--radius-md);
  background: var(--paper);
  box-shadow: var(--shadow-lift);
  padding: clamp(20px, 3vw, 28px);
}

.page-privacy .paper-block p {
  margin: 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-900);
}

.page-privacy .paper-block .paper-block__label {
  margin: 0 0 10px;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--pp-amber);
}

.page-privacy .paper-block--quiet {
  background: var(--paper-dim);
}

/* ---------- 用途四格 ---------- */
.page-privacy .use-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-privacy .use-card {
  border: var(--border-line);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius-sm);
  background: var(--pp-panel);
  padding: 16px 18px;
}

.page-privacy .use-card__key {
  margin: 0 0 6px;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-privacy .use-card p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-dim);
}

/* ---------- 保存期限表 ---------- */
.page-privacy .keep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: var(--border-line);
  border-radius: var(--radius-md);
  background: var(--ink-700);
  overflow: hidden;
}

.page-privacy .keep-list li {
  display: grid;
  gap: 4px;
  padding: 15px 18px;
  background: var(--ink-800);
}

.page-privacy .keep-list__key {
  font-size: 16px;
  color: var(--white);
}

.page-privacy .keep-list__val {
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper-dim);
}

/* ---------- 权限分级 ---------- */
.page-privacy .access-tiers {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-privacy .access-tier {
  border: var(--border-line);
  border-radius: var(--radius-sm);
  background: var(--pp-panel);
  padding: 16px 18px;
}

.page-privacy .access-tier__role {
  margin: 0 0 8px;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-privacy .access-tier p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--paper-dim);
}

/* ---------- Cookie 两张牌 ---------- */
.page-privacy .cookie-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-privacy .cookie-card {
  border: var(--border-line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  box-shadow: var(--shadow-card);
  padding: 20px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-privacy .cookie-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
}

.page-privacy .cookie-card--cyan {
  border-top: 3px solid var(--cyan);
}

.page-privacy .cookie-card--gold {
  border-top: 3px solid var(--gold);
}

.page-privacy .cookie-card__kind {
  margin: 0;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--paper-dim);
}

.page-privacy .cookie-card h3 {
  margin: 10px 0 10px;
  font-family: var(--font-display);
  font-size: 19px;
  color: var(--white);
}

.page-privacy .cookie-card ul {
  margin: 0;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--paper-dim);
}

.page-privacy .cookie-card ul li + li {
  margin-top: 4px;
}

.page-privacy .cookie-card__meta {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--ink-700);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--paper-dim);
}

/* ---------- 权利步骤 ---------- */
.page-privacy .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  counter-reset: none;
}

.page-privacy .step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
  border: var(--border-line);
  border-radius: var(--radius-md);
  background: var(--pp-panel);
  padding: 18px 18px 20px;
  position: relative;
}

.page-privacy .step::after {
  content: "";
  position: absolute;
  left: 40px;
  bottom: -16px;
  width: 1px;
  height: 16px;
  background: linear-gradient(180deg, var(--ink-700), transparent);
}

.page-privacy .step:last-child::after {
  display: none;
}

.page-privacy .step__num {
  font-family: var(--font-label);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--cyan);
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-pill);
  padding: 5px 10px;
  line-height: 1;
  margin-top: 2px;
}

.page-privacy .step__body h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--white);
}

.page-privacy .step__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--paper-dim);
}

/* ---------- 联系条 ---------- */
.page-privacy .contact-strip {
  margin-top: clamp(22px, 3vw, 32px);
  border: var(--border-line);
  border-radius: var(--radius-md);
  background: linear-gradient(120deg, rgba(53, 231, 214, 0.12), rgba(13, 32, 51, 0.9) 58%);
  padding: clamp(20px, 3vw, 28px);
  box-shadow: var(--shadow-card);
}

.page-privacy .contact-strip__label {
  margin: 0 0 8px;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--paper-dim);
}

.page-privacy .contact-strip__value {
  margin: 0 0 12px;
  font-family: var(--font-label);
  font-size: clamp(16px, 2.4vw, 22px);
  letter-spacing: 0.02em;
  color: var(--cyan);
  word-break: break-all;
}

.page-privacy .contact-strip__hint {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper);
}

.page-privacy .contact-strip__hint b {
  color: var(--white);
  font-weight: 600;
}

/* ---------- 安全措施 ---------- */
.page-privacy .safe-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-privacy .safe-list li {
  position: relative;
  padding: 14px 16px 14px 46px;
  border: var(--border-line);
  border-radius: var(--radius-sm);
  background: var(--pp-panel);
  font-size: 15px;
  line-height: 1.78;
  color: var(--paper-dim);
}

.page-privacy .safe-list li::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 21px;
  width: 11px;
  height: 11px;
  border: 2px solid var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(53, 231, 214, 0.13);
}

.page-privacy .safe-list li b {
  color: var(--white);
  font-weight: 600;
}

/* ---------- 更新说明 ---------- */
.page-privacy .version-panel {
  display: grid;
  gap: 1px;
  border: var(--border-line);
  border-radius: var(--radius-md);
  background: var(--ink-700);
  overflow: hidden;
}

.page-privacy .version-row {
  display: grid;
  gap: 10px;
  padding: 16px 18px;
  background: var(--ink-800);
}

.page-privacy .version-row p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-dim);
}

/* ---------- 页脚前快捷路径 ---------- */
.page-privacy .privacy-shortcuts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding: clamp(28px, 5vw, 48px) 0 clamp(40px, 6vw, 72px);
}

.page-privacy .shortcut {
  display: block;
  border: var(--border-line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  padding: 18px 20px;
  text-decoration: none;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-privacy .shortcut:hover {
  transform: translateY(-4px);
  border-color: var(--cyan);
  box-shadow: var(--shadow-lift);
}

.page-privacy .shortcut:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-privacy .shortcut__label {
  display: block;
  font-family: var(--font-display);
  font-size: 19px;
  color: var(--white);
}

.page-privacy .shortcut__hint {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.68;
  color: var(--paper-dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-privacy .scene-grid,
  .page-privacy .cookie-grid,
  .page-privacy .use-grid,
  .page-privacy .safe-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .keep-list li {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: baseline;
    gap: 18px;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-privacy .access-tiers {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-body {
    grid-template-columns: minmax(0, var(--pp-index-w)) minmax(0, 1fr);
    align-items: start;
    gap: clamp(32px, 4vw, 64px);
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 104px;
  }

  .page-privacy .privacy-shortcuts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-privacy {
    background: #fff;
    color: #000;
  }

  .page-privacy .privacy-index,
  .page-privacy .privacy-hero::before {
    display: none;
  }

  .page-privacy .privacy-body {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-privacy .privacy-content {
    gap: 24px;
  }

  .page-privacy .scene-card,
  .page-privacy .cookie-card,
  .page-privacy .use-card,
  .page-privacy .access-tier,
  .page-privacy .step,
  .page-privacy .contact-strip,
  .page-privacy .version-panel,
  .page-privacy .keep-list,
  .page-privacy .keep-list li,
  .page-privacy .shortcut {
    background: #fff;
    border-color: #999;
    box-shadow: none;
  }

  .page-privacy .paper-block,
  .page-privacy .paper-block--quiet {
    background: #f2f2f2;
    border-color: #999;
    box-shadow: none;
  }

  .page-privacy .privacy-hero__figure {
    box-shadow: none;
  }

  .page-privacy h1,
  .page-privacy h2,
  .page-privacy h3,
  .page-privacy .privacy-sec__title,
  .page-privacy .lede,
  .page-privacy .privacy-sec__lead {
    color: #000;
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .scene-card,
  .page-privacy .cookie-card,
  .page-privacy .shortcut,
  .page-privacy .privacy-index__link {
    transition: opacity 0.2s linear;
  }

  .page-privacy .scene-card:hover,
  .page-privacy .cookie-card:hover,
  .page-privacy .shortcut:hover {
    transform: none;
  }
}