/* ===== 隐私政策页 · 页面级样式（作用域 .page-privacy） ===== */

.page-privacy {
  --pv-measure: 720px;
  padding-bottom: 96px;
  color: var(--steel);
}

/* ---------- 顶部 ---------- */
.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  padding-top: 34px;
  background:
    radial-gradient(120% 82% at 88% 0%, rgba(31, 224, 216, .16), transparent 62%),
    radial-gradient(95% 70% at 0% 100%, rgba(12, 95, 92, .42), transparent 60%),
    linear-gradient(168deg, #0A0E14 0%, #111823 100%);
  border-bottom: 1px solid var(--line);
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    to bottom,
    rgba(195, 205, 217, .05) 0 1px,
    transparent 1px 6px
  );
  pointer-events: none;
}

.page-privacy .pv-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 820px;
}

.page-privacy .pv-hero .breadcrumb {
  margin-bottom: 22px;
}

.page-privacy .pv-h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 9vw, 4.5rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -.025em;
  color: var(--warm);
}

.page-privacy .pv-lead {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--steel);
}

.page-privacy .pv-hero__media {
  position: relative;
  z-index: 1;
  margin: 38px 0 0;
}

.page-privacy .pv-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: clamp(140px, 23vw, 290px);
  object-fit: cover;
  opacity: .62;
  border-top: 1px solid var(--arc-line);
}

.page-privacy .pv-hero__media::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 58%;
  background: linear-gradient(to bottom, rgba(10, 14, 20, 0), #0A0E14 92%);
  pointer-events: none;
}

/* ---------- 版面 ---------- */
.page-privacy .pv-layout {
  display: grid;
  row-gap: 30px;
  padding-top: 46px;
}

.page-privacy .pv-article {
  max-width: var(--pv-measure);
  min-width: 0;
}

/* ---------- 条款索引 ---------- */
.page-privacy .pv-index {
  order: -1;
  padding: 18px 18px 20px;
  background: var(--floodlight);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  scroll-margin-top: 24px;
}

.page-privacy .pv-index__label {
  margin: 0 0 12px;
  font-size: .6875rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-privacy .pv-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-privacy .pv-index__list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  font-size: .9375rem;
  line-height: 1.5;
  color: var(--steel);
  text-decoration: none;
  transition: color var(--dur) var(--ease),
              background var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}

.page-privacy .pv-index__list a .mono {
  flex: none;
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-privacy .pv-index__list a:hover,
.page-privacy .pv-index__list a:focus-visible {
  color: var(--warm);
  background: var(--arc-soft);
  border-left-color: var(--arc);
}

.page-privacy .pv-index__list a:hover .mono,
.page-privacy .pv-index__list a:focus-visible .mono {
  color: var(--arc);
}

/* ---------- 章节 ---------- */
.page-privacy .pv-section {
  padding: 38px 0 6px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 26px;
}

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

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

.page-privacy .pv-num {
  flex: none;
  font-size: .8125rem;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-privacy .pv-section h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4.6vw, 2rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.012em;
  color: var(--warm);
}

.page-privacy .pv-section p {
  margin: 0 0 16px;
  font-size: 1.03125rem;
  line-height: 1.78;
  color: var(--steel);
}

.page-privacy .pv-section p a {
  color: var(--arc);
  text-decoration: none;
  border-bottom: 1px solid var(--arc-line);
}

.page-privacy .pv-section p a:hover,
.page-privacy .pv-section p a:focus-visible {
  border-bottom-color: var(--arc);
}

.page-privacy .pv-section p b {
  color: var(--warm);
  font-weight: 600;
}

/* ---------- 通用条目列表 ---------- */
.page-privacy .pv-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 20px;
  font-size: 1rem;
  line-height: 1.74;
  color: var(--steel);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 9px;
  height: 2px;
  background: var(--arc);
  opacity: .8;
}

.page-privacy .pv-list li a {
  color: var(--arc);
  text-decoration: none;
  border-bottom: 1px solid var(--arc-line);
}

.page-privacy .pv-list li b {
  color: var(--warm);
  font-weight: 600;
}

/* ---------- 存放位置双卡 ---------- */
.page-privacy .pv-store {
  display: grid;
  gap: 16px;
  margin: 22px 0 24px;
}

.page-privacy .pv-store__item {
  padding: 20px;
  background: linear-gradient(160deg, #111823 0%, #0A0E14 130%);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
}

.page-privacy .pv-store__item--acct {
  border-color: var(--arc-line);
}

.page-privacy .pv-store__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.page-privacy .pv-store__head h3 {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--warm);
}

.page-privacy .pv-rows {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-rows li {
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.page-privacy .pv-rows li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .pv-rows strong {
  display: block;
  font-size: .875rem;
  font-weight: 600;
  letter-spacing: .03em;
  color: var(--arc);
}

.page-privacy .pv-rows span {
  display: block;
  margin-top: 5px;
  font-size: .9375rem;
  line-height: 1.68;
  color: var(--steel);
}

/* ---------- 关键条款 ---------- */
.page-privacy .pv-rule {
  margin: 24px 0 0;
  padding: 15px 20px;
  border-left: 2px solid var(--arc);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  background: linear-gradient(90deg, var(--arc-soft), rgba(31, 224, 216, 0) 82%);
  font-size: 1rem;
  line-height: 1.74;
  color: var(--warm);
}

/* ---------- 保留时长三格 ---------- */
.page-privacy .pv-keep {
  margin: 22px 0 24px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-privacy .pv-keep li {
  padding: 20px 18px;
  background: var(--floodlight);
}

.page-privacy .pv-keep__v {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 6vw, 2.125rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--countdown);
}

.page-privacy .pv-keep__v small {
  margin-left: 4px;
  font-size: .46em;
  letter-spacing: .04em;
}

.page-privacy .pv-keep__k {
  display: block;
  margin-top: 10px;
  font-size: .875rem;
  line-height: 1.58;
  color: var(--mist);
}

/* ---------- 邮箱块 ---------- */
.page-privacy .pv-mail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  margin: 22px 0 20px;
  padding: 18px 20px;
  border: 1px solid var(--arc-line);
  border-radius: var(--radius-m);
  background: linear-gradient(118deg, rgba(31, 224, 216, .1), rgba(17, 24, 35, .92) 72%);
}

.page-privacy .pv-mail__k {
  width: 100%;
  font-size: .6875rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-privacy .pv-mail__v {
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--warm);
  word-break: break-all;
}

/* ---------- 相关入口 ---------- */
.page-privacy .pv-related {
  margin-top: 46px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.page-privacy .pv-related h2 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--warm);
}

.page-privacy .pv-related ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-related li {
  padding-left: 16px;
  border-left: 1px solid var(--line-strong);
  font-size: .9688rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-privacy .pv-related a {
  color: var(--arc);
  text-decoration: none;
  border-bottom: 1px solid var(--arc-line);
}

.page-privacy .pv-related a:hover,
.page-privacy .pv-related a:focus-visible {
  border-bottom-color: var(--arc);
}

/* ---------- 回到索引 ---------- */
.page-privacy .pv-backtop {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 30;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 16px;
  border: 1px solid var(--arc-line);
  border-radius: 999px;
  background: rgba(17, 24, 35, .93);
  color: var(--arc);
  font-size: .875rem;
  text-decoration: none;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .pv-backtop:hover,
.page-privacy .pv-backtop:focus-visible {
  transform: translateY(-2px);
  border-color: var(--arc);
}

/* ---------- 断点 ---------- */
@media (min-width: 680px) {
  .page-privacy .pv-store {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pv-keep {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1060px) {
  .page-privacy .pv-layout {
    grid-template-columns: minmax(0, 1fr) 216px;
    column-gap: 56px;
    align-items: start;
    padding-top: 56px;
  }

  .page-privacy .pv-index {
    order: 0;
    position: sticky;
    top: 28px;
  }

  .page-privacy .pv-hero {
    padding-top: 46px;
  }

  .page-privacy .pv-backtop {
    right: 26px;
    bottom: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-index__list a,
  .page-privacy .pv-backtop {
    transition: none;
  }

  .page-privacy .pv-backtop:hover,
  .page-privacy .pv-backtop:focus-visible {
    transform: none;
  }
}