/* ============================================================
   隐私声明页 · page-privacy
   ============================================================ */

.page-privacy {
  --read-measure: 40em;
  --rail-width: 208px;
  --rail-gap: clamp(40px, 6vw, 88px);
  --sec-gap: clamp(18px, 2.6vw, 30px);
  --sec-pad-y: clamp(24px, 3.2vw, 40px);
  --sec-pad-x: clamp(20px, 3vw, 38px);
  padding-bottom: clamp(72px, 12vw, 140px);
}

/* ---------- 面包屑 ---------- */

.page-privacy .privacy-crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--f-mono);
  font-size: var(--t-12);
  letter-spacing: .04em;
  color: var(--ink-dim);
  padding-top: clamp(20px, 3vw, 34px);
  padding-bottom: clamp(20px, 3vw, 32px);
}

.page-privacy .privacy-crumbs a {
  color: var(--ink-dim);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-privacy .privacy-crumbs a:hover,
.page-privacy .privacy-crumbs a:focus-visible {
  color: var(--electric-cyan);
}

.page-privacy .privacy-crumbs [aria-current="page"] {
  color: var(--bone-white);
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-intro {
  padding-bottom: clamp(36px, 6vw, 76px);
}

.page-privacy .privacy-intro h1 {
  margin: 14px 0 0;
  max-width: min(100%, 24ch);
  font-size: var(--h-display);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--bone-white);
}

.page-privacy .privacy-intro .lede {
  margin: clamp(18px, 2.4vw, 28px) 0 0;
  max-width: var(--read-measure);
  color: rgba(243, 239, 228, .82);
}

.page-privacy .privacy-intro__media {
  position: relative;
  margin: clamp(30px, 5vw, 54px) 0 0;
  max-width: 100%;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.page-privacy .privacy-intro__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.85) brightness(.82);
}

.page-privacy .privacy-intro__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(158deg, rgba(226, 112, 58, .18), rgba(51, 220, 198, .12) 54%, rgba(10, 16, 32, .72));
}

.page-privacy .privacy-intro__media .media__caption {
  position: absolute;
  left: clamp(16px, 3vw, 28px);
  bottom: clamp(14px, 2.4vw, 22px);
  right: clamp(16px, 3vw, 28px);
  margin: 0;
  font-size: var(--t-12);
  line-height: 1.6;
  color: rgba(243, 239, 228, .78);
  z-index: 1;
}

/* ---------- 主体骨架：移动端单列，桌面端正文 + 细刻度导航 ---------- */

.page-privacy .privacy-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 42px);
}

.page-privacy .privacy-body {
  min-width: 0;
}

/* ---------- 侧栏：窄屏为横向滑动标签带 ---------- */

.page-privacy .privacy-rail {
  min-width: 0;
}

.page-privacy .privacy-rail__label {
  margin: 0 0 10px;
  font-size: var(--t-12);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.page-privacy .privacy-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-rail__list::-webkit-scrollbar {
  display: none;
}

.page-privacy .privacy-rail__link {
  display: inline-block;
  white-space: nowrap;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--f-mono);
  font-size: var(--t-12);
  letter-spacing: .03em;
  color: var(--ink-dim);
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-privacy .privacy-rail__link:hover,
.page-privacy .privacy-rail__link:focus-visible {
  color: var(--bone-white);
  border-color: var(--electric-cyan);
}

.page-privacy .privacy-rail__note {
  display: none;
}

/* ---------- 条款区块：靠明度阶梯分区，不用边框 ---------- */

.page-privacy .privacy-sec {
  scroll-margin-top: 96px;
  padding: var(--sec-pad-y) var(--sec-pad-x);
  border-radius: var(--radius);
  background: rgba(27, 36, 54, .34);
  transition: background .3s var(--ease);
}

.page-privacy .privacy-sec:nth-of-type(even) {
  background: rgba(20, 30, 50, .58);
}

.page-privacy .privacy-sec.is-current {
  background: rgba(31, 41, 60, .48);
}

.page-privacy .privacy-sec + .privacy-sec {
  margin-top: var(--sec-gap);
}

.page-privacy .privacy-sec__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 18px;
  font-size: clamp(21px, 2.6vw, 30px);
  font-weight: 700;
  line-height: 1.26;
  letter-spacing: -.01em;
  color: rgba(243, 239, 228, .64);
  transition: color .24s var(--ease);
}

.page-privacy .privacy-sec.is-current .privacy-sec__title {
  color: var(--bone-white);
}

.page-privacy .privacy-sec__num {
  flex: 0 0 auto;
  font-family: var(--f-mono);
  font-size: var(--t-12);
  letter-spacing: .12em;
  color: var(--ash-gray);
  transition: color .24s var(--ease);
}

.page-privacy .privacy-sec.is-current .privacy-sec__num {
  color: var(--electric-cyan);
}

.page-privacy .privacy-sec p {
  margin: 0 0 1.05em;
  max-width: var(--read-measure);
  font-size: 17px;
  line-height: 1.8;
  color: rgba(243, 239, 228, .84);
}

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

.page-privacy .privacy-sec h3 {
  margin: 1.6em 0 .5em;
  max-width: var(--read-measure);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--bone-white);
}

.page-privacy .privacy-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  max-width: var(--read-measure);
  margin: 0 0 1.2em !important;
}

/* ---------- 列表 ---------- */

.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 1.1em;
  padding: 0;
  max-width: var(--read-measure);
}

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

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 24px;
  margin: 0 0 .66em;
  font-size: 17px;
  line-height: 1.8;
  color: rgba(243, 239, 228, .84);
}

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

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: calc(.9em - 1px);
  width: 8px;
  height: 1px;
  background: var(--electric-cyan);
}

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

/* ---------- 联系信息表 ---------- */

.page-privacy .privacy-facts {
  margin: 18px 0 22px;
  padding: 0;
  max-width: var(--read-measure);
}

.page-privacy .privacy-facts__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 15px 0;
}

.page-privacy .privacy-facts__row + .privacy-facts__row {
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-facts dt {
  font-family: var(--f-mono);
  font-size: var(--t-12);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ash-gray);
}

.page-privacy .privacy-facts dd {
  margin: 0;
  font-size: 17px;
  line-height: 1.7;
  color: var(--bone-white);
  word-break: break-word;
}

/* ---------- 行动按钮排 ---------- */

.page-privacy .privacy-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

/* ============================================================
   桌面端：正文窄栏 + 右侧细刻度导航
   ============================================================ */

@media (min-width: 960px) {
  .page-privacy .privacy-shell {
    grid-template-columns: minmax(0, 40em) var(--rail-width);
    justify-content: center;
    align-items: start;
    gap: var(--rail-gap);
  }

  .page-privacy .privacy-rail {
    position: sticky;
    top: 96px;
    padding-left: 22px;
    border-left: 1px solid var(--line);
  }

  .page-privacy .privacy-rail__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
  }

  .page-privacy .privacy-rail__link {
    position: relative;
    display: block;
    border: 0;
    border-radius: 0;
    padding: 7px 0;
    font-size: var(--t-12);
    letter-spacing: .04em;
    color: var(--ash-gray);
    transition: color .2s var(--ease);
  }

  .page-privacy .privacy-rail__link::before {
    content: "";
    position: absolute;
    left: -22px;
    top: 50%;
    width: 0;
    height: 1px;
    background: var(--electric-cyan);
    transform: translateY(-50%);
    transition: width .2s var(--ease);
  }

  .page-privacy .privacy-rail__link:hover,
  .page-privacy .privacy-rail__link:focus-visible {
    color: var(--bone-white);
  }

  .page-privacy .privacy-rail__link:hover::before,
  .page-privacy .privacy-rail__link:focus-visible::before {
    width: 9px;
  }

  .page-privacy .privacy-rail__note {
    display: block;
    margin-top: 26px;
    padding-top: 18px;
    border-top: 1px solid var(--line);
  }

  .page-privacy .privacy-rail__note p {
    margin: 0 0 10px;
    font-size: var(--t-12);
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--ink-dim);
  }

  .page-privacy .privacy-rail__note a {
    display: block;
    padding: 4px 0;
    font-size: var(--t-14);
    color: var(--bone-white);
    text-decoration: none;
    transition: color .2s var(--ease);
  }

  .page-privacy .privacy-rail__note a:hover,
  .page-privacy .privacy-rail__note a:focus-visible {
    color: var(--electric-cyan);
  }

  .page-privacy .privacy-facts__row {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 1240px) {
  .page-privacy .privacy-intro h1 {
    max-width: min(100%, 22ch);
  }
}

/* ---------- 减弱动效 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-sec,
  .page-privacy .privacy-sec__title,
  .page-privacy .privacy-sec__num,
  .page-privacy .privacy-rail__link,
  .page-privacy .privacy-rail__link::before,
  .page-privacy .privacy-crumbs a {
    transition: none;
  }
}
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