.page-privacy {
  --pv-measure: 66ch;
  --pv-idx: 208px;
  background: var(--ink-900);
  color: var(--ivory);
}

/* ---------- Hero / 摘要条 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink-900);
  padding-block: 26px 92px;
}

.page-privacy .privacy-hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  filter: saturate(.5) hue-rotate(-8deg);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    repeating-linear-gradient(to right, rgba(47, 227, 198, .07) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(to bottom, rgba(47, 227, 198, .05) 0 1px, transparent 1px 96px),
    linear-gradient(158deg, rgba(6, 35, 31, .58) 0%, rgba(6, 35, 31, .94) 72%);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 56px;
  background: var(--paper);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
}

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

.page-privacy .privacy-hero .breadcrumb {
  margin: 0 0 24px;
}
.page-privacy .privacy-hero .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: rgba(247, 250, 247, .58);
}
.page-privacy .privacy-hero .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(247, 250, 247, .3);
}
.page-privacy .privacy-hero .breadcrumb a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(140, 246, 228, .35);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}
.page-privacy .privacy-hero .breadcrumb a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-privacy h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 7vw, 56px);
  line-height: 1.06;
  letter-spacing: -.012em;
  margin: 0 0 20px;
  max-width: 18ch;
  color: var(--ivory);
}

.page-privacy .privacy-lead {
  max-width: var(--pv-measure);
  margin: 0 0 34px;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(247, 250, 247, .82);
}

.page-privacy .privacy-summary {
  position: relative;
  max-width: 1080px;
  padding: 24px 20px;
  border: 1px solid rgba(47, 227, 198, .32);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(12, 58, 50, .8) 0%, rgba(6, 35, 31, .6) 100%);
  backdrop-filter: blur(10px);
  box-shadow: 0 26px 64px -34px rgba(0, 0, 0, .9);
}

.page-privacy .privacy-summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 96px;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--amber));
  border-radius: var(--radius) 0 0 0;
}

.page-privacy .privacy-summary-label {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cyan);
}

.page-privacy .privacy-summary-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-summary-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ivory);
}

.page-privacy .privacy-summary-list .num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--amber);
}

.page-privacy .privacy-summary-toggle {
  margin: 0;
}

.page-privacy .privacy-summary-toggle[aria-expanded="true"] {
  background: rgba(47, 227, 198, .16);
  border-color: var(--cyan);
  color: var(--cyan-soft);
}

.page-privacy .privacy-summary-more {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px dashed rgba(47, 227, 198, .3);
  font-size: 14.5px;
  line-height: 1.82;
  color: rgba(247, 250, 247, .78);
}

.page-privacy .privacy-summary-more[hidden] {
  display: none;
}

.page-privacy .privacy-summary-more ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-summary-more li {
  position: relative;
  padding-left: 18px;
}

.page-privacy .privacy-summary-more li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 8px;
  height: 1px;
  background: var(--amber);
}

/* ---------- 主体面板 ---------- */
.page-privacy .privacy-main {
  background: var(--paper);
  color: var(--ink-800);
  padding-block: 44px 76px;
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-privacy .privacy-index {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .45);
}

.page-privacy .privacy-index-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--muted);
}

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

.page-privacy .privacy-index a {
  display: block;
  padding: 9px 0 9px 14px;
  border-left: 2px solid rgba(185, 200, 192, .6);
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-privacy .privacy-index a:hover {
  color: var(--teal-ink);
  border-left-color: var(--cyan);
  background: rgba(47, 227, 198, .09);
}

.page-privacy .privacy-index a[aria-current] {
  color: var(--teal-ink);
  border-left-color: var(--teal-ink);
  font-weight: 600;
  background: rgba(47, 227, 198, .12);
}

.page-privacy .privacy-body {
  max-width: 72ch;
}

.page-privacy .privacy-body a {
  color: var(--teal-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(11, 107, 91, .4);
  transition: text-decoration-color 160ms var(--ease);
}

.page-privacy .privacy-body a:hover {
  text-decoration-color: var(--teal-ink);
}

.page-privacy .privacy-section {
  padding-block: 34px;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-privacy .privacy-section:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-privacy .privacy-section .eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--teal-ink);
}

.page-privacy .privacy-section .eyebrow .num {
  font-weight: 600;
  color: var(--flame);
}

.page-privacy .privacy-section h2 {
  margin: 0 0 16px;
  padding-left: 16px;
  border-left: 3px solid var(--teal-ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 4.4vw, 30px);
  line-height: 1.24;
  letter-spacing: -.005em;
  color: var(--ink-900);
}

.page-privacy .privacy-section p {
  max-width: var(--pv-measure);
  margin: 0 0 18px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--ink-800);
}

/* ---------- 条目列表 ---------- */
.page-privacy .legal-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-privacy .legal-list li {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.82;
  color: var(--ink-800);
  transition: background-color 160ms var(--ease);
}

.page-privacy .legal-list li:hover {
  background: rgba(47, 227, 198, .07);
}

.page-privacy .legal-list .legal-idx {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--teal-ink);
}

.page-privacy .legal-list strong {
  font-weight: 600;
  color: var(--ink-900);
}

/* ---------- 联系方式 ---------- */
.page-privacy .privacy-contact {
  margin: 22px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, .55);
}

.page-privacy .privacy-contact-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 5px;
  padding: 15px 18px;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-contact-row:last-child {
  border-bottom: 0;
}

.page-privacy .privacy-contact dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--teal-ink);
}

.page-privacy .privacy-contact dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-900);
  overflow-wrap: anywhere;
}

/* ---------- 焦点与动效偏好 ---------- */
.page-privacy a:focus-visible,
.page-privacy button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 3px;
}

.page-privacy .privacy-hero a:focus-visible,
.page-privacy .privacy-hero button:focus-visible {
  outline-color: var(--cyan-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-privacy .privacy-index ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2px 14px;
  }
  .page-privacy .privacy-contact-row {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

@media (min-width: 780px) {
  .page-privacy .privacy-summary {
    padding: 28px 30px;
  }
  .page-privacy .privacy-summary-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
  .page-privacy .privacy-hero {
    padding-block: 34px 104px;
  }
  .page-privacy .privacy-main {
    padding-block: 56px 96px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--pv-idx) minmax(0, 1fr);
    gap: 60px;
  }
  .page-privacy .privacy-index {
    position: sticky;
    top: calc(var(--header-h) + 26px);
    align-self: start;
    padding: 20px 18px;
  }
  .page-privacy .privacy-index ol {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy * {
    transition-duration: .01ms !important;
  }
}
</main>