.page-privacy {
  display: block;
  color: var(--ink);
  font-family: var(--font-body);
  background: var(--paper);
  overflow-x: hidden;
}

.page-privacy .breadcrumb {
  padding-top: clamp(14px, 2.4vw, 24px);
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(16px, 2.6vw, 30px);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: -12% -18% 34% -12%;
  background:
    radial-gradient(58% 68% at 12% 10%, rgba(127, 181, 154, 0.20), transparent 70%),
    radial-gradient(52% 62% at 88% 20%, rgba(228, 184, 177, 0.22), transparent 72%),
    radial-gradient(46% 56% at 68% 92%, rgba(44, 58, 94, 0.10), transparent 76%);
  pointer-events: none;
  z-index: 0;
}

.page-privacy .privacy-hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  height: 6px;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-privacy .privacy-band span:nth-child(1) { background: var(--spring); }
.page-privacy .privacy-band span:nth-child(2) { background: var(--summer); }
.page-privacy .privacy-band span:nth-child(3) { background: var(--autumn); }
.page-privacy .privacy-band span:nth-child(4) { background: var(--winter-deep); }

.page-privacy .privacy-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
}

.page-privacy h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.95rem, 6.2vw, 3.4rem);
  line-height: 1.2;
  letter-spacing: 0.01em;
  margin: 0.3em 0 0.55em;
}

.page-privacy .privacy-hero__lede {
  max-width: 34em;
  margin: 0 0 1.7rem;
  font-size: clamp(0.98rem, 2.2vw, 1.08rem);
  line-height: 1.95;
  color: var(--ink-soft);
}

.page-privacy .privacy-hero__meta {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-top: 1.1rem;
  border-top: 1px solid var(--rule);
}

.page-privacy .privacy-hero__meta > div {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.page-privacy .privacy-hero__meta dt {
  min-width: 6.2em;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
}

.page-privacy .privacy-hero__meta dd {
  margin: 0;
  font-size: 0.92rem;
  color: var(--ink);
}

.page-privacy .privacy-hero__figure {
  margin: 0;
  border: 0;
  clip-path: polygon(
    0 var(--notch),
    var(--notch) 0,
    100% 0,
    100% calc(100% - var(--notch)),
    calc(100% - var(--notch)) 100%,
    0 100%
  );
  background: linear-gradient(152deg, var(--winter) 0%, var(--mist) 48%, var(--winter-deep) 168%);
}

.page-privacy .privacy-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ---------- 目录 ---------- */

.page-privacy .privacy-toc {
  padding-top: clamp(30px, 5vw, 56px);
}

.page-privacy .privacy-toc__title {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  color: var(--ink-soft);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rule-soft);
  border: 1px solid var(--rule);
}

.page-privacy .privacy-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 16px;
  background: var(--paper);
  color: var(--ink);
  text-decoration: none;
  font-size: 0.94rem;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  background: var(--white);
  color: var(--electric);
}

.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--electric);
  flex: none;
}

/* ---------- 章节面板 ---------- */

.page-privacy .privacy-stack {
  display: grid;
  gap: clamp(12px, 1.8vw, 20px);
  padding-top: clamp(28px, 4.5vw, 52px);
  padding-bottom: clamp(44px, 7vw, 92px);
}

.page-privacy .privacy-chapter {
  --ch: var(--electric);
  position: relative;
  background: var(--white);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--ch);
  scroll-margin-top: 92px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-privacy .privacy-chapter--spring { --ch: var(--spring); }
.page-privacy .privacy-chapter--summer { --ch: var(--summer); }
.page-privacy .privacy-chapter--autumn { --ch: var(--autumn); }
.page-privacy .privacy-chapter--winter { --ch: var(--winter-deep); }

.page-privacy .privacy-chapter:hover {
  box-shadow: 0 14px 34px rgba(30, 38, 36, 0.07);
}

.page-privacy .privacy-chapter__head {
  display: flex;
  align-items: baseline;
  gap: clamp(10px, 2vw, 18px);
  padding: clamp(16px, 2.6vw, 26px) clamp(18px, 3vw, 34px);
  cursor: pointer;
  list-style: none;
}

.page-privacy .privacy-chapter__head::-webkit-details-marker {
  display: none;
}

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

.page-privacy .privacy-chapter__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--ch);
}

.page-privacy .privacy-chapter__title {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.12rem, 2.6vw, 1.46rem);
  line-height: 1.4;
  color: var(--ink);
}

.page-privacy .privacy-chapter__sign {
  position: relative;
  flex: none;
  align-self: center;
  width: 14px;
  height: 14px;
}

.page-privacy .privacy-chapter__sign::before,
.page-privacy .privacy-chapter__sign::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--ch);
  transform: translate(-50%, -50%);
}

.page-privacy .privacy-chapter__sign::before {
  width: 13px;
  height: 1.5px;
}

.page-privacy .privacy-chapter__sign::after {
  width: 1.5px;
  height: 13px;
  transition: transform 0.22s ease, opacity 0.22s ease;
}

.page-privacy .privacy-chapter[open] .privacy-chapter__sign::after {
  transform: translate(-50%, -50%) scaleY(0);
  opacity: 0;
}

.page-privacy .privacy-chapter__body {
  padding: clamp(16px, 2.6vw, 22px) clamp(18px, 3vw, 34px) clamp(22px, 3.2vw, 34px);
  border-top: 1px solid var(--rule-soft);
}

.page-privacy .privacy-chapter__body > p {
  max-width: 68ch;
  margin: 0 0 1em;
  font-size: clamp(0.94rem, 1.9vw, 1rem);
  line-height: 1.95;
  color: var(--ink);
}

.page-privacy .privacy-chapter__body > p:last-child {
  margin-bottom: 0;
}

.page-privacy .privacy-chapter__body a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--ch);
  transition: color 0.2s ease;
}

.page-privacy .privacy-chapter__body a:hover,
.page-privacy .privacy-chapter__body a:focus-visible {
  color: var(--ch);
}

/* ---------- 信息卡 ---------- */

.page-privacy .privacy-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0 0 1.2em;
  background: var(--rule-soft);
  border: 1px solid var(--rule);
}

.page-privacy .privacy-card {
  background: var(--paper);
  padding: clamp(16px, 2.4vw, 22px);
}

.page-privacy .privacy-card h3 {
  margin: 0 0 0.5em;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.04rem;
  color: var(--ink);
}

.page-privacy .privacy-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---------- 条目列表 ---------- */

.page-privacy .privacy-list {
  list-style: none;
  max-width: 68ch;
  margin: 0 0 1.2em;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 22px;
  font-size: clamp(0.94rem, 1.9vw, 1rem);
  line-height: 1.85;
  color: var(--ink);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.76em;
  width: 10px;
  height: 1.5px;
  background: var(--ch);
}

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

/* ---------- 动作 ---------- */

.page-privacy .privacy-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 1.5em;
}

.page-privacy .privacy-actions .btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  text-decoration: none;
}

/* ---------- 响应式 ---------- */

@media (min-width: 620px) {
  .page-privacy .privacy-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-privacy .privacy-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-toc__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 619px) {
  .page-privacy .privacy-chapter__head {
    align-items: center;
  }

  .page-privacy .privacy-hero__meta dt {
    min-width: 5.4em;
  }
}

/* ---------- 打印 ---------- */

@media print {
  .page-privacy {
    background: #fff;
  }

  .page-privacy .privacy-hero::before,
  .page-privacy .privacy-band,
  .page-privacy .privacy-toc,
  .page-privacy .privacy-chapter__sign,
  .page-privacy .privacy-actions {
    display: none;
  }

  .page-privacy .privacy-chapter {
    border: 1px solid #8a8a8a;
    break-inside: avoid;
    box-shadow: none;
  }

  .page-privacy .privacy-hero__figure {
    clip-path: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy * {
    transition: none !important;
  }
}