.page-privacy {
  --privacy-rail: 236px;
  --privacy-bar-h: 10px;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-2);
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .privacy-hero-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
  filter: saturate(0.65);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(8, 19, 15, 0.5) 0%, rgba(8, 19, 15, 0.9) 68%, var(--ink) 100%),
    repeating-linear-gradient(90deg, rgba(42, 74, 63, 0.35) 0 1px, transparent 1px 96px);
  pointer-events: none;
}

.page-privacy .privacy-hero-inner {
  position: relative;
  padding-block: clamp(44px, 8vw, 104px) clamp(36px, 6vw, 76px);
}

.page-privacy .privacy-ver {
  margin: clamp(24px, 4vw, 40px) 0 14px;
  padding-left: 12px;
  border-left: 3px solid var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .privacy-hero h1 {
  margin: 0;
  max-width: 20ch;
  font-family: var(--font-head);
  font-size: clamp(34px, 6.4vw, 68px);
  line-height: 1.04;
  letter-spacing: 0.02em;
  font-weight: 800;
  color: var(--fog);
}

.page-privacy .privacy-hero .lede {
  margin-top: 20px;
  max-width: 60ch;
  color: var(--pale);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
}

.page-privacy .privacy-kinds {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-kind {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 15px;
  border: 1px solid var(--line-soft);
  background: rgba(23, 53, 43, 0.55);
  color: var(--fog);
  font-size: 13.5px;
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.page-privacy .privacy-kind::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--kind, var(--cyan));
}

.page-privacy .privacy-kind--account { --kind: var(--cyan); }
.page-privacy .privacy-kind--usage { --kind: var(--pale); }
.page-privacy .privacy-kind--subscribe { --kind: var(--amber); }

.page-privacy .privacy-kind:hover,
.page-privacy .privacy-kind:focus-visible {
  border-color: var(--kind, var(--cyan));
  color: var(--kind, var(--cyan));
  background: rgba(8, 19, 15, 0.7);
}

/* ---------- 主体骨架 ---------- */
.page-privacy .privacy-body {
  padding-block: clamp(40px, 6vw, 80px);
  background: var(--ink);
}

.page-privacy .privacy-shell {
  display: grid;
  gap: 28px;
}

/* ---------- 左侧索引 ---------- */
.page-privacy .privacy-index-title {
  margin: 0 0 12px;
  font-size: 13px;
  font-family: var(--font-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-privacy .privacy-index-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-privacy .privacy-index-list li {
  flex: 0 0 auto;
}

.page-privacy .privacy-index-list a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line-soft);
  color: var(--mist);
  font-size: 13.5px;
  line-height: 1.4;
  white-space: nowrap;
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-privacy .privacy-index-num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--cyan);
}

.page-privacy .privacy-index-list a:hover,
.page-privacy .privacy-index-list a:focus-visible {
  color: var(--fog);
  border-color: var(--cyan);
  background: rgba(51, 225, 196, 0.08);
}

/* ---------- 条目 ---------- */
.page-privacy .privacy-entries {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .privacy-item {
  border-top: 1px solid var(--line-soft);
  padding: clamp(22px, 3.4vw, 38px) clamp(14px, 2.6vw, 30px);
  scroll-margin-top: calc(var(--header-h) + 24px);
  transition: background 0.25s ease;
}

.page-privacy .privacy-item:nth-child(odd) {
  background: var(--ink-2);
}

.page-privacy .privacy-item:target {
  background: linear-gradient(90deg, rgba(51, 225, 196, 0.11), rgba(15, 36, 29, 0.2) 62%, transparent);
  box-shadow: inset 3px 0 0 var(--cyan);
}

.page-privacy .privacy-item-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
}

.page-privacy .privacy-item-num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.2vw, 32px);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-privacy .privacy-item-title {
  margin: 0;
  font-size: clamp(19px, 2.3vw, 26px);
  line-height: 1.25;
  letter-spacing: 0.01em;
  color: var(--fog);
}

.page-privacy .privacy-item-head .tag {
  margin-left: auto;
}

.page-privacy .privacy-item-body {
  margin-top: 16px;
}

.page-privacy .privacy-item-body > p {
  margin: 0;
  max-width: 66ch;
  color: var(--pale);
  font-size: 15.5px;
  line-height: 1.8;
}

/* ---------- 字段列表 ---------- */
.page-privacy .privacy-fields {
  display: grid;
  gap: 0;
  margin: 18px 0 0;
}

.page-privacy .privacy-fields > div {
  display: grid;
  gap: 5px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-privacy .privacy-fields dt {
  font-size: 14px;
  font-weight: 600;
  color: var(--fog);
}

.page-privacy .privacy-fields dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-privacy .privacy-fields dd a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(51, 225, 196, 0.4);
}

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

.page-privacy .privacy-req,
.page-privacy .privacy-opt {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 7px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  vertical-align: 1px;
}

.page-privacy .privacy-req {
  color: var(--cyan);
  background: rgba(51, 225, 196, 0.12);
}

.page-privacy .privacy-opt {
  color: var(--mist);
  background: rgba(157, 176, 167, 0.12);
}

.page-privacy .privacy-aside-note {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--grid);
  max-width: 66ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 用途对照 ---------- */
.page-privacy .privacy-map {
  display: grid;
  gap: 1px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-privacy .privacy-map li {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  background: var(--panel);
}

.page-privacy .privacy-map-src {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-privacy .privacy-map-use {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--pale);
}

/* ---------- 保存期限时间条 ---------- */
.page-privacy .privacy-bars {
  display: grid;
  gap: 0;
  margin: 18px 0 0;
}

.page-privacy .privacy-bar-row {
  display: grid;
  gap: 8px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .privacy-bar-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--fog);
}

.page-privacy .privacy-bar-track {
  display: block;
  position: relative;
  height: var(--privacy-bar-h);
  background: var(--ink);
  border: 1px solid var(--line-soft);
  overflow: hidden;
}

.page-privacy .privacy-bar-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), rgba(51, 225, 196, 0.22));
}

.page-privacy .privacy-bar-fill--account { width: 100%; }
.page-privacy .privacy-bar-fill--pref { width: 84%; }
.page-privacy .privacy-bar-fill--log { width: 58%; }
.page-privacy .privacy-bar-fill--cache { width: 24%; }

.page-privacy .privacy-bar-note {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
  transition: color 0.2s ease;
}

.page-privacy .privacy-bar-row:hover .privacy-bar-fill,
.page-privacy .privacy-bar-row:focus-within .privacy-bar-fill {
  background: linear-gradient(90deg, var(--amber), rgba(245, 166, 58, 0.22));
}

.page-privacy .privacy-bar-row:hover .privacy-bar-note,
.page-privacy .privacy-bar-row:focus-within .privacy-bar-note {
  color: var(--amber);
}

/* ---------- 版本时间线 ---------- */
.page-privacy .privacy-vers {
  margin: 18px 0 0;
  padding: 0 0 0 22px;
  list-style: none;
  border-left: 2px solid var(--grid);
}

.page-privacy .privacy-vers li {
  position: relative;
  display: grid;
  gap: 4px;
  padding: 12px 0 12px 4px;
}

.page-privacy .privacy-vers li::before {
  content: "";
  position: absolute;
  left: -28px;
  top: 18px;
  width: 10px;
  height: 10px;
  background: var(--ink);
  border: 2px solid var(--cyan);
}

.page-privacy .privacy-vers li:last-child::before {
  border-color: var(--amber);
  background: var(--amber);
}

.page-privacy .privacy-vers-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .privacy-vers li:last-child .privacy-vers-tag {
  color: var(--amber);
}

.page-privacy .privacy-vers-text {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--pale);
}

/* ---------- 出口区 ---------- */
.page-privacy .privacy-exit {
  padding-block: clamp(36px, 5vw, 64px);
  background: var(--deep);
  border-top: 1px solid var(--line-soft);
}

.page-privacy .privacy-exit-title {
  margin: 0 0 20px;
  font-size: 13px;
  font-family: var(--font-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-privacy .privacy-links {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-privacy .privacy-links a {
  display: grid;
  gap: 6px;
  padding: 20px;
  background: var(--panel);
  text-decoration: none;
  transition: background 0.2s ease;
}

.page-privacy .privacy-links a:hover,
.page-privacy .privacy-links a:focus-visible {
  background: var(--ink-2);
}

.page-privacy .privacy-link-tag {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .privacy-link-title {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--fog);
}

.page-privacy .privacy-links a:hover .privacy-link-title,
.page-privacy .privacy-links a:focus-visible .privacy-link-title {
  color: var(--cyan);
}

.page-privacy .privacy-link-note {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-fields > div {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }

  .page-privacy .privacy-map li {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }

  .page-privacy .privacy-bar-row {
    grid-template-columns: 180px minmax(0, 1fr);
    align-items: center;
    gap: 8px 20px;
  }

  .page-privacy .privacy-bar-note {
    grid-column: 2 / 3;
  }

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

@media (min-width: 960px) {
  .page-privacy .privacy-shell {
    grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-privacy .privacy-index-list {
    flex-direction: column;
    flex-wrap: nowrap;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .privacy-index-list li {
    flex: 0 0 auto;
  }

  .page-privacy .privacy-index-list a {
    padding: 8px 0;
    border: 0;
    border-bottom: 1px solid var(--line-soft);
    white-space: normal;
  }

  .page-privacy .privacy-index-list a:hover,
  .page-privacy .privacy-index-list a:focus-visible {
    background: transparent;
    color: var(--cyan);
  }

  .page-privacy .privacy-item-head .tag {
    margin-left: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-kind,
  .page-privacy .privacy-index-list a,
  .page-privacy .privacy-bar-note,
  .page-privacy .privacy-links a {
    transition: none;
  }
}