/* ===== 隐私中心 · 页面专属样式（作用域 .page-privacy） ===== */

.page-privacy {
  --privacy-measure: 68ch;
  --privacy-rule: rgba(20, 32, 43, 0.16);
  --privacy-cyan-ink: #0C6259;
  --privacy-orange-ink: #8E4510;
  display: block;
  background: var(--c-deep);
  color: var(--c-text);
  font-family: var(--font-body);
  line-height: 1.75;
  letter-spacing: 0.01em;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--c-line);
  background-color: var(--c-deep);
  background-image:
    radial-gradient(120% 90% at 84% -10%, rgba(63, 227, 210, 0.16), transparent 60%),
    linear-gradient(rgba(36, 69, 92, 0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(36, 69, 92, 0.5) 1px, transparent 1px);
  background-size: 100% 100%, 64px 64px, 64px 64px;
}

.page-privacy .privacy-hero__inner {
  padding-top: clamp(1.6rem, 5vw, 3rem);
  padding-bottom: 0;
}

.page-privacy .privacy-hero__crumb {
  margin-bottom: clamp(1.4rem, 4vw, 2.2rem);
}

.page-privacy .privacy-hero__crumb .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--c-text-mute);
}

.page-privacy .privacy-hero__crumb a {
  color: var(--c-text-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

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

.page-privacy .privacy-hero__crumb .breadcrumb__sep {
  color: var(--c-line);
}

.page-privacy .privacy-hero__kicker {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-privacy .privacy-hero__title {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 8vw, 3.6rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--c-text);
}

.page-privacy .privacy-hero__lede {
  max-width: 46ch;
  margin: 0;
  color: var(--c-text-dim);
  font-size: clamp(1rem, 2.4vw, 1.12rem);
}

.page-privacy .privacy-hero__media {
  margin-top: clamp(1.75rem, 5vw, 3rem);
  border-top: 1px solid var(--c-line);
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  object-position: center 42%;
  filter: saturate(0.82) contrast(1.04);
}

/* ---------- 条款目录 ---------- */
.page-privacy .privacy-index {
  position: relative;
  z-index: 1;
  border-bottom: 1px solid var(--c-line);
  background: var(--c-night);
}

.page-privacy .privacy-index__inner {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.page-privacy .privacy-index__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-privacy .privacy-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-index__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 0.45rem;
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
  color: var(--c-text-dim);
  font-size: 0.88rem;
  text-decoration: none;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

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

.page-privacy .privacy-index__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--c-text-mute);
  transition: color var(--t-fast) var(--ease);
}

.page-privacy .privacy-index__list a:hover .privacy-index__num,
.page-privacy .privacy-index__list a:focus-visible .privacy-index__num {
  color: var(--c-orange);
}

/* ---------- 纸张区块 ---------- */
.page-privacy .privacy-paper {
  position: relative;
  padding: clamp(2rem, 7vw, 4.5rem) 0 clamp(2.5rem, 8vw, 5rem);
  background: var(--c-paper);
  color: var(--c-paper-ink);
}

.page-privacy .privacy-paper::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c-cyan) 0 20%, var(--c-orange) 20% 30%, var(--c-line) 30% 100%);
}

.page-privacy .privacy-paper::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(20, 32, 43, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 32, 43, 0.055) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0) 62%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0) 62%);
}

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

.page-privacy .privacy-clauses {
  max-width: var(--privacy-measure);
  margin: 0 auto;
}

/* ---------- 条款 ---------- */
.page-privacy .privacy-clause + .privacy-clause {
  margin-top: clamp(2.25rem, 7vw, 3.5rem);
  padding-top: clamp(1.6rem, 5vw, 2.6rem);
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-clause__title {
  display: block;
  margin: 0 0 1.1rem;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 4.4vw, 1.8rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--c-paper-ink);
}

.page-privacy .privacy-clause__num {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.86em;
  letter-spacing: 0.02em;
  color: var(--privacy-orange-ink);
}

.page-privacy .privacy-clause__body::after {
  content: "";
  display: table;
  clear: both;
}

.page-privacy .privacy-clause__body > p {
  margin: 0 0 1rem;
  font-size: clamp(0.96rem, 2vw, 1.04rem);
  color: var(--c-paper-ink);
}

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

.page-privacy .privacy-clause__body ul {
  margin: 0 0 1.1rem;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-clause__body ul li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.6rem;
  font-size: clamp(0.96rem, 2vw, 1.04rem);
}

.page-privacy .privacy-clause__body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 0.8rem;
  height: 1px;
  background: var(--c-orange);
}

.page-privacy .privacy-clause__body strong {
  font-weight: 700;
  color: var(--privacy-cyan-ink);
}

.page-privacy .privacy-clause__body a {
  color: var(--privacy-cyan-ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(12, 98, 89, 0.35);
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-privacy .privacy-clause__body a:hover,
.page-privacy .privacy-clause__body a:focus-visible {
  color: var(--privacy-orange-ink);
  border-bottom-color: var(--privacy-orange-ink);
}

/* ---------- 分类条目 ---------- */
.page-privacy .privacy-kinds {
  margin: 0 0 1.25rem;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-kind {
  padding: 1rem 0 1.05rem;
  border-bottom: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-kind__k {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  margin: 0 0 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  color: var(--c-paper-ink);
}

.page-privacy .privacy-kind__k::before {
  content: "";
  flex: none;
  width: 0.85rem;
  height: 2px;
  background: var(--c-orange);
  transform: translateY(-0.28em);
}

.page-privacy .privacy-kind__v {
  margin: 0 0 0.35rem;
  font-size: clamp(0.96rem, 2vw, 1.04rem);
}

.page-privacy .privacy-kind__n {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--c-paper-dim);
}

/* ---------- 旁注 ---------- */
.page-privacy .privacy-note {
  margin: 1.2rem 0;
  padding: 0.75rem 0 0.75rem 0.95rem;
  border-left: 3px solid var(--c-cyan);
  background: rgba(18, 58, 82, 0.05);
}

.page-privacy .privacy-note p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--c-paper-dim);
}

.page-privacy .privacy-note__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--privacy-cyan-ink) !important;
  margin-bottom: 0.3rem !important;
}

/* ---------- 回到顶部 ---------- */
.page-privacy .privacy-top-link {
  margin: clamp(2rem, 6vw, 3rem) 0 0;
  padding-top: 1.1rem;
  border-top: 1px solid var(--privacy-rule);
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

.page-privacy .privacy-top-link a {
  color: var(--privacy-orange-ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(142, 69, 16, 0.4);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-top-link a:hover,
.page-privacy .privacy-top-link a:focus-visible {
  color: var(--c-paper-ink);
  border-bottom-color: var(--c-paper-ink);
}

/* ---------- 焦点可见 ---------- */
.page-privacy a:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

.page-privacy .privacy-paper a:focus-visible {
  outline-color: var(--privacy-orange-ink);
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-index__inner {
    flex-direction: row;
    align-items: baseline;
    gap: 1.75rem;
    padding-top: 0.95rem;
    padding-bottom: 0.95rem;
  }

  .page-privacy .privacy-index__label {
    flex: none;
    padding-top: 2px;
  }

  .page-privacy .privacy-hero__crumb {
    margin-bottom: clamp(1.8rem, 4vw, 2.8rem);
  }

  .page-privacy .privacy-clause__body > p {
    margin-bottom: 1.15rem;
  }
}

/* ---------- 桌面：旁注浮到正文右侧 ---------- */
@media (min-width: 1280px) {
  .page-privacy .privacy-hero__media {
    margin-left: -2.5rem;
    margin-right: -2.5rem;
  }

  .page-privacy .privacy-note {
    float: right;
    width: 13.5rem;
    margin: 0.35rem -15rem 1.4rem 2rem;
    padding: 0.7rem 0 0;
    border-left: 0;
    border-top: 2px solid var(--c-cyan);
    background: transparent;
  }

  .page-privacy .privacy-note p {
    font-size: 0.8rem;
  }

  .page-privacy .privacy-clause__body > p {
    max-width: 62ch;
  }

  .page-privacy .privacy-clause__body ul {
    max-width: 62ch;
  }

  .page-privacy .privacy-kinds {
    max-width: 62ch;
  }
}

/* ---------- 动效退化 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy * {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
  }
}
</main>