.page-privacy {
  padding-bottom: clamp(48px, 9vw, 120px);
}

.page-privacy .privacy-doc {
  display: block;
}

/* ===== 首屏 ===== */
.page-privacy .privacy-hero {
  position: relative;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: min(420px, 62vw);
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--violet) 62%, var(--amber));
}

.page-privacy .privacy-hero > .shell {
  padding-block: clamp(30px, 5vw, 56px) clamp(30px, 5vw, 56px);
}

.page-privacy .breadcrumb {
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-privacy .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.32s var(--ease);
}

.page-privacy .breadcrumb a:hover {
  color: var(--cyan);
}

.page-privacy h1 {
  font-family: var(--font-display);
  font-weight: 250;
  font-size: clamp(46px, 10vw, 132px);
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: var(--paper);
  margin: 0.14em 0 0;
}

.page-privacy .hero-lead {
  max-width: 36em;
  margin: clamp(22px, 3.4vw, 36px) 0 0;
  font-family: var(--font-serif);
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.95;
  color: rgba(243, 245, 249, 0.82);
}

.page-privacy .hero-facts {
  list-style: none;
  margin: clamp(28px, 4.4vw, 48px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-privacy .hero-facts li {
  background: var(--ink);
  padding: clamp(14px, 2.2vw, 22px) clamp(14px, 2vw, 20px);
  display: flex;
  flex-direction: column;
  gap: 0.5em;
}

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

.page-privacy .fact-value {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
}

.page-privacy .hero-visual {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--ink-deep);
}

.page-privacy .hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 54vh;
  object-fit: cover;
  opacity: 0.5;
}

.page-privacy .hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(36, 49, 79, 0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(36, 49, 79, 0.5) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 82%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 82%);
}

/* ===== 文书布局 ===== */
.page-privacy .doc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  padding-block: clamp(36px, 6vw, 76px) 0;
}

.page-privacy .clause-nav ol {
  list-style: none;
  margin: 0.9em 0 0;
  padding: 0 0 0.6rem;
  display: flex;
  gap: 0.2rem;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
  -webkit-overflow-scrolling: touch;
}

.page-privacy .clause-nav li {
  flex: 0 0 auto;
}

.page-privacy .clause-nav a {
  position: relative;
  display: block;
  padding: 0.55rem 0.7rem;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.32s var(--ease);
}

.page-privacy .clause-nav a::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.42s var(--ease);
}

.page-privacy .clause-nav a:hover,
.page-privacy .clause-nav a:focus-visible {
  color: var(--paper);
}

.page-privacy .clause-nav a:hover::before,
.page-privacy .clause-nav a:focus-visible::before {
  transform: scaleX(1);
}

.page-privacy .clause-nav a:focus-visible {
  outline: 1px solid var(--violet);
  outline-offset: 2px;
}

.page-privacy .nav-num {
  color: var(--amber);
  margin-right: 0.55em;
}

/* ===== 条款文书框 ===== */
.page-privacy .doc-body {
  position: relative;
  min-width: 0;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(14, 24, 48, 0.72), rgba(6, 11, 24, 0.3));
  padding: clamp(22px, 4vw, 56px) clamp(18px, 3.6vw, 56px);
}

.page-privacy .doc-body::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(36, 49, 79, 0.5);
  pointer-events: none;
}

.page-privacy .clause {
  position: relative;
}

.page-privacy .clause + .clause {
  margin-top: clamp(30px, 5vw, 58px);
  padding-top: clamp(30px, 5vw, 58px);
  border-top: 1px solid var(--line);
}

.page-privacy .clause-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.6em clamp(10px, 2vw, 20px);
  margin-bottom: 1.1em;
}

.page-privacy .clause-num {
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.4vw, 15px);
  line-height: 1;
  letter-spacing: 0.16em;
  color: var(--amber);
  border: 1px solid rgba(232, 163, 61, 0.5);
  padding: 0.3em 0.5em;
}

.page-privacy .clause-title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-privacy .clause-meta {
  display: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
  white-space: nowrap;
  max-width: 0;
  min-width: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-width 0.45s var(--ease), opacity 0.3s var(--ease), color 0.3s var(--ease);
}

.page-privacy .clause-body {
  max-width: 38em;
  min-width: 0;
}

.page-privacy .clause-body p {
  font-family: var(--font-serif);
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.95;
  color: rgba(243, 245, 249, 0.86);
  margin: 0 0 1.05em;
}

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

.page-privacy .clause-body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 232, 200, 0.4);
  transition: border-color 0.32s var(--ease);
}

.page-privacy .clause-body a:hover {
  border-bottom-color: var(--violet);
}

/* 三类信息 */
.page-privacy .type-list {
  list-style: none;
  margin: 1.5em 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-privacy .type-item {
  background: rgba(6, 11, 24, 0.82);
  padding: clamp(16px, 2.4vw, 26px) clamp(16px, 2.2vw, 24px);
}

.page-privacy .type-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  margin-bottom: 0.85em;
}

.page-privacy .type-item p {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.9;
  color: rgba(243, 245, 249, 0.84);
}

/* 用途与期限 */
.page-privacy .term-list {
  margin: 1.5em 0 0;
}

.page-privacy .term {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.5em;
  padding: 1.15em 0;
  border-bottom: 1px dotted rgba(36, 49, 79, 0.9);
}

.page-privacy .term:first-child {
  padding-top: 0.4em;
}

.page-privacy .term:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .term dt {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper);
}

.page-privacy .term dt span {
  display: block;
  margin-top: 0.45em;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-privacy .term dd {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.9;
  color: rgba(243, 245, 249, 0.8);
}

/* 要点列表 */
.page-privacy .note-list {
  list-style: none;
  margin: 1.4em 0 0;
  padding: 0;
}

.page-privacy .note-list li {
  position: relative;
  padding-left: 1.3em;
  margin-bottom: 0.7em;
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.9;
  color: rgba(243, 245, 249, 0.84);
}

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

.page-privacy .note-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-privacy .note-list--violet li::before {
  background: var(--violet);
}

/* 联系方式行 */
.page-privacy .mail-line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.7em 1em;
  margin: 1.5em 0;
  padding: clamp(14px, 2.2vw, 20px) clamp(14px, 2vw, 22px);
  border: 1px solid rgba(232, 163, 61, 0.42);
  border-left-width: 3px;
  background: rgba(232, 163, 61, 0.05);
}

.page-privacy .mail-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-privacy .mail-addr {
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.2vw, 19px);
  letter-spacing: 0.02em;
  color: var(--paper);
  word-break: break-all;
}

/* ===== 页脚区块 ===== */
.page-privacy .doc-foot {
  margin-top: clamp(40px, 6vw, 76px);
  padding-top: clamp(22px, 3.4vw, 36px);
  border-top: 1px solid var(--line);
  position: relative;
}

.page-privacy .doc-foot::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: min(320px, 54vw);
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--violet) 55%, var(--amber));
}

.page-privacy .foot-note {
  max-width: 38em;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-privacy .foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: clamp(18px, 2.6vw, 28px);
}

/* ===== 响应式 ===== */
@media (min-width: 720px) {
  .page-privacy .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .term {
    grid-template-columns: minmax(0, 15em) minmax(0, 1fr);
    gap: 1.6em;
  }

  .page-privacy .clause-meta {
    display: block;
  }

  .page-privacy .clause:hover .clause-meta,
  .page-privacy .clause:focus-within .clause-meta {
    max-width: 30em;
    opacity: 1;
    color: var(--amber);
  }
}

@media (min-width: 960px) {
  .page-privacy .doc-layout {
    grid-template-columns: minmax(0, 216px) minmax(0, 1fr);
    gap: clamp(48px, 6vw, 96px);
  }

  .page-privacy .clause-nav {
    position: sticky;
    top: clamp(96px, 13vh, 132px);
    align-self: start;
    max-height: calc(100vh - 180px);
    overflow-y: auto;
  }

  .page-privacy .clause-nav ol {
    display: block;
    overflow: visible;
    padding-bottom: 0;
    border-bottom: 0;
  }

  .page-privacy .clause-nav li {
    border-bottom: 1px solid rgba(36, 49, 79, 0.55);
  }

  .page-privacy .clause-nav a {
    padding: 0.8rem 0;
    white-space: normal;
    line-height: 1.6;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .clause-nav a::before,
  .page-privacy .clause-meta,
  .page-privacy .clause-nav a,
  .page-privacy .clause-body a,
  .page-privacy .breadcrumb a {
    transition-duration: 0.01ms;
  }
}