.page-privacy {
  --privacy-measure: 72ch;
  --privacy-gap: clamp(18px, 3vw, 34px);
}

.page-privacy .privacy-hero {
  padding-block: clamp(16px, 3vw, 30px) clamp(22px, 4vw, 40px);
}

.page-privacy .privacy-hero-grid {
  display: grid;
  gap: var(--privacy-gap);
  align-items: center;
}

.page-privacy .privacy-hero-main h1 {
  font-family: var(--head);
  font-size: clamp(30px, 6.4vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 10px 0 14px;
  color: var(--text);
}

.page-privacy .privacy-hero-main .lead {
  max-width: 60ch;
  font-size: clamp(15px, 2.4vw, 17px);
  color: var(--text);
}

.page-privacy .privacy-meta {
  margin-top: 14px;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-privacy .privacy-banner {
  margin: 0;
}

.page-privacy .privacy-banner .figure-frame {
  border: 2px solid var(--line);
  box-shadow: var(--hard);
  background: var(--panel);
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* 章节索引轨 */
.page-privacy .archive-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas:
    "rail"
    "stream";
  gap: clamp(18px, 3vw, 40px);
  align-items: start;
}

.page-privacy .privacy-rail {
  grid-area: rail;
  min-width: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.page-privacy .privacy-rail .rail-title {
  display: none;
}

.page-privacy .archive-stream {
  grid-area: stream;
  min-width: 0;
  max-width: var(--privacy-measure);
}

.page-privacy .rail-link {
  flex: 0 0 auto;
  white-space: nowrap;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.4;
  color: var(--muted);
  background: transparent;
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  text-align: left;
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-privacy .rail-link:hover {
  color: var(--glow);
  border-color: var(--cyan);
}

.page-privacy .rail-link.is-current {
  color: var(--bg);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-privacy .rail-link:focus-visible {
  outline: 2px solid var(--glow);
  outline-offset: 2px;
}

/* 章节排版 */
.page-privacy .privacy-sec {
  padding-block: clamp(26px, 4.5vw, 48px);
  border-top: 2px solid var(--line);
}

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

.page-privacy .sec-head h2 {
  margin: 0 0 10px;
  font-family: var(--head);
  font-size: clamp(21px, 3.2vw, 28px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-privacy .sec-anchor {
  display: inline-block;
  margin-left: 0.5em;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--cyan);
  opacity: 0.5;
  text-decoration: none;
  vertical-align: middle;
}

.page-privacy .sec-anchor:hover,
.page-privacy .sec-anchor:focus-visible {
  opacity: 1;
  color: var(--glow);
}

.page-privacy .sec-summary {
  margin: 0 0 clamp(14px, 2.4vw, 22px);
  padding-left: 14px;
  border-left: 2px solid var(--violet);
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-privacy .privacy-list li {
  margin-bottom: 12px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--text);
}

.page-privacy .privacy-list li:last-child {
  margin-bottom: 0;
}

.page-privacy .privacy-list strong {
  color: var(--cyan);
  font-weight: 600;
  margin-right: 0.35em;
}

.page-privacy .privacy-num {
  display: inline-block;
  min-width: 4.6em;
  margin-right: 0.5em;
  color: var(--glow);
  font-size: 13.5px;
}

.page-privacy .promise {
  margin: 22px 0 0;
  padding: 16px 18px;
  border: 2px solid var(--cyan);
  border-radius: var(--radius-sm);
  box-shadow: var(--hard);
  background: linear-gradient(180deg, rgba(0, 240, 200, 0.1), rgba(0, 240, 200, 0.02));
  color: var(--glow);
  font-size: 15px;
  line-height: 1.75;
}

.page-privacy .privacy-note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* 表格 */
.page-privacy .table-wrap {
  overflow-x: auto;
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  box-shadow: var(--hard-violet);
}

.page-privacy .data-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-privacy .data-table caption {
  padding: 12px 14px 10px;
  text-align: left;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--dim);
}

.page-privacy .data-table th,
.page-privacy .data-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  line-height: 1.7;
}

.page-privacy .data-table thead th {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--cyan);
  background: var(--layer);
  white-space: nowrap;
}

.page-privacy .data-table tbody th {
  color: var(--text);
  font-weight: 600;
}

.page-privacy .data-table tbody td {
  color: var(--muted);
}

.page-privacy .data-table tbody tr:last-child th,
.page-privacy .data-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-privacy .data-table--rights {
  min-width: 520px;
}

.page-privacy .data-table--rights td.mono {
  color: var(--glow);
  white-space: nowrap;
}

/* 卡片与折叠条款 */
.page-privacy .privacy-keep {
  margin-top: 4px;
}

.page-privacy .privacy-keep .card-body {
  padding-top: 0;
}

.page-privacy .card--violet {
  border-color: var(--violet);
}

.page-privacy .card--accent {
  border-color: var(--cyan);
}

.page-privacy .clause-details {
  margin-top: 22px;
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
}

.page-privacy .clause-details[open] {
  border-color: var(--violet);
}

.page-privacy .clause-details summary {
  position: relative;
  padding: 12px 42px 12px 16px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--muted);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .clause-details summary::after {
  content: "＋";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--cyan);
  font-size: 15px;
}

.page-privacy .clause-details[open] summary::after {
  content: "−";
}

.page-privacy .clause-details summary:hover {
  color: var(--glow);
}

.page-privacy .clause-body {
  padding: 14px 16px 16px;
  border-top: 1px solid var(--line);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-privacy .clause-body p {
  margin: 0;
}

/* 共享情形双栏 */
.page-privacy .privacy-share {
  margin-top: 4px;
}

.page-privacy .share-block {
  padding: 18px;
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
}

.page-privacy .share-block--open {
  border-left: 6px solid var(--violet);
}

.page-privacy .share-block--closed {
  border-left: 6px solid var(--cyan);
}

.page-privacy .share-block h3 {
  margin: 0 0 12px;
  font-family: var(--head);
  font-size: 17px;
  letter-spacing: 0.01em;
  color: var(--text);
}

/* 联系与更新 */
.page-privacy .privacy-contact {
  display: grid;
  gap: 20px;
}

.page-privacy .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
  word-break: break-word;
}

.page-privacy .contact-label {
  min-width: 44px;
  font-size: 12.5px;
  color: var(--dim);
}

.page-privacy .privacy-mail {
  color: var(--glow);
}

.page-privacy .privacy-copy-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
}

.page-privacy .privacy-link {
  text-decoration: none;
}

.page-privacy .version-note {
  margin: 16px 0 0;
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: var(--dim);
}

.page-privacy .card-body a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .card-body a:hover {
  color: var(--glow);
}

@media (min-width: 760px) {
  .page-privacy .privacy-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

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

@media (min-width: 1000px) {
  .page-privacy .archive-layout {
    grid-template-columns: minmax(0, 1fr) 232px;
    grid-template-areas: "stream rail";
    gap: clamp(28px, 4vw, 56px);
  }

  .page-privacy .privacy-rail {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 20px);
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .privacy-rail .rail-title {
    display: block;
    margin: 0 0 10px;
    font-family: var(--mono);
    font-size: 12.5px;
    letter-spacing: 0.06em;
    color: var(--dim);
  }

  .page-privacy .rail-link {
    display: block;
    width: 100%;
    margin-bottom: 8px;
    white-space: normal;
  }

  .page-privacy .rail-link:last-child {
    margin-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .rail-link,
  .page-privacy .sec-anchor {
    transition: none;
  }
}