.page-privacy {
  --privacy-soft: #C6DAD2;
  --privacy-measure: 36em;
  color: var(--paper);
  padding-bottom: clamp(56px, 9vw, 104px);
  overflow-x: clip;
}

.page-privacy .privacy-head {
  padding-top: clamp(18px, 3vw, 30px);
}

.page-privacy .breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2px;
}

.page-privacy .breadcrumb-link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-privacy .breadcrumb-link:hover,
.page-privacy .breadcrumb-link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-privacy .breadcrumb-sep {
  padding-inline: 6px;
  color: var(--line);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: end;
  padding-block: clamp(24px, 4vw, 44px) clamp(30px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 6vw, 4rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 12px 0 18px;
  max-width: 15em;
}

.page-privacy .privacy-lead {
  max-width: 34em;
  margin: 0;
  font-size: clamp(1rem, 1.05vw, 1.0625rem);
  line-height: 1.8;
  color: var(--privacy-soft);
}

.page-privacy .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--mist);
}

.page-privacy .hero-meta span {
  display: inline-flex;
  align-items: baseline;
}

.page-privacy .hero-meta span::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-right: 8px;
  background: var(--cyan);
  transform: rotate(45deg);
  flex: 0 0 auto;
}

.page-privacy .hero-media {
  margin: 0;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--panel), var(--ink) 72%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
  overflow: hidden;
}

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

/* ---------- 条款摘要 ---------- */
.page-privacy .brief {
  margin-top: clamp(24px, 4vw, 40px);
  background:
    linear-gradient(150deg, rgba(255, 179, 71, 0.13), rgba(14, 42, 33, 0.92) 58%),
    var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  transition: border-color 0.2s var(--ease);
}

.page-privacy .brief:hover {
  border-color: var(--teal);
  border-left-color: var(--amber);
}

.page-privacy .brief-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding: clamp(15px, 2.4vw, 22px) clamp(16px, 3vw, 28px);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .brief-summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-privacy .brief-index {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink);
  background: var(--amber);
  padding: 3px 8px;
}

.page-privacy .brief-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  letter-spacing: 0.01em;
}

.page-privacy .brief-hint {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  white-space: nowrap;
}

.page-privacy .brief-hint::after {
  content: " ＋";
}

.page-privacy .brief[open] .brief-hint {
  color: var(--amber);
}

.page-privacy .brief[open] .brief-hint::after {
  content: " －";
}

.page-privacy .brief-body {
  padding: 0 clamp(16px, 3vw, 28px) clamp(18px, 2.6vw, 26px);
}

.page-privacy .brief-body .clause-list {
  margin-top: 4px;
}

/* ---------- 正文骨架 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  gap: clamp(26px, 4vw, 56px);
  padding-top: clamp(30px, 5vw, 60px);
}

.page-privacy .clause-nav {
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.page-privacy .clause-nav-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-privacy .clause-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  border-left: 1px solid var(--line);
}

.page-privacy .clause-link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-left: -1px;
  padding: 9px 0 9px 14px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-privacy .clause-link:hover,
.page-privacy .clause-link:focus-visible {
  color: var(--paper);
  border-left-color: var(--cyan);
  transform: translateX(2px);
}

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

.page-privacy .clause-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--amber);
  flex: 0 0 auto;
}

.page-privacy .back-top {
  display: inline-block;
  margin-top: 22px;
  padding-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-privacy .back-top:hover,
.page-privacy .back-top:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 条款章节 ---------- */
.page-privacy .clause {
  scroll-margin-top: 96px;
  padding-block: clamp(26px, 4vw, 40px);
  border-top: 1px solid var(--line);
}

.page-privacy .clause:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .clause-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-privacy .clause-no {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
  flex: 0 0 auto;
}

.page-privacy .clause-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.22rem, 2.6vw, 1.72rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-privacy .clause .prose {
  max-width: var(--privacy-measure);
  margin: 0;
  color: var(--privacy-soft);
  line-height: 1.8;
  font-size: 1rem;
}

.page-privacy .clause-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  max-width: var(--privacy-measure);
}

.page-privacy .clause-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--privacy-soft);
}

.page-privacy .clause-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.66em;
  width: 7px;
  height: 7px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-privacy .clause-list strong {
  color: var(--paper);
  font-weight: 700;
}

/* ---------- 联系面板 ---------- */
.page-privacy .privacy-contact {
  margin-top: 26px;
  padding: clamp(20px, 3vw, 30px);
  display: grid;
  gap: 22px;
  background: linear-gradient(200deg, rgba(71, 245, 211, 0.08), rgba(14, 42, 33, 0.95) 55%), var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
  transition: border-color 0.2s var(--ease);
}

.page-privacy .privacy-contact:hover {
  border-color: var(--teal);
}

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

.page-privacy .privacy-contact .contact-item {
  display: grid;
  gap: 3px;
}

.page-privacy .privacy-contact .contact-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-privacy .privacy-contact .contact-value {
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-privacy .contact-value a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(71, 245, 211, 0.45);
}

.page-privacy .contact-value a:hover,
.page-privacy .contact-value a:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-privacy .privacy-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-privacy .privacy-actions .btn {
  min-height: 48px;
}

/* ---------- 页尾说明 ---------- */
.page-privacy .privacy-foot {
  margin: clamp(32px, 5vw, 56px) 0 0;
  padding-top: 20px;
  max-width: var(--privacy-measure);
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .privacy-foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(71, 245, 211, 0.45);
}

.page-privacy .privacy-foot a:hover,
.page-privacy .privacy-foot a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 宽屏 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-privacy .privacy-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-privacy .clause-nav {
    position: sticky;
    top: 112px;
    align-self: start;
  }

  .page-privacy .clause-head {
    display: grid;
    grid-template-columns: 96px minmax(0, 1fr);
    align-items: baseline;
    gap: 0 20px;
  }

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

  .page-privacy .privacy-actions {
    justify-content: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .clause-link,
  .page-privacy .back-top,
  .page-privacy .brief,
  .page-privacy .privacy-contact {
    transition: none;
  }
}