.page-privacy {
  --privacy-line: rgba(244, 247, 251, .12);
  --privacy-rule: clamp(30px, 5vw, 56px);
  background: var(--arena-night);
  color: var(--cool-white);
}

/* ---------- 顶部语境 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: clamp(24px, 5vw, 56px) 0 clamp(20px, 4vw, 40px);
  background:
    radial-gradient(680px 300px at 10% 0%, rgba(168, 255, 62, .16), transparent 68%),
    radial-gradient(560px 280px at 92% 8%, rgba(59, 201, 255, .13), transparent 70%),
    var(--arena-night);
}

.page-privacy .privacy-hero .breadcrumbs {
  margin-bottom: 14px;
}

.page-privacy .privacy-hero h1 {
  margin: 12px 0 0;
  max-width: 20ch;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 6.2vw, 58px);
  line-height: 1.08;
  letter-spacing: -.012em;
  text-wrap: balance;
}

.page-privacy .privacy-hero__lede {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: clamp(15px, 2.1vw, 18px);
  line-height: 1.82;
  color: var(--ink-dim);
}

/* ---------- 横幅视觉 ---------- */
.page-privacy .privacy-banner {
  margin: clamp(22px, 4.4vw, 44px) 0 0;
  border-top: 1px solid var(--slate-line);
  border-bottom: 1px solid var(--slate-line);
  line-height: 0;
  background: var(--arena-night);
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1600 / 600;
  object-fit: cover;
  opacity: .9;
}

/* ---------- 概览框 ---------- */
.page-privacy .privacy-summary {
  padding-top: clamp(26px, 5vw, 50px);
}

.page-privacy .privacy-summary__box {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3.6vw, 38px);
  padding-left: clamp(24px, 4.2vw, 44px);
  border: 1px solid var(--slate-line);
  border-radius: var(--radius-m);
  background:
    radial-gradient(440px 220px at 0% 0%, rgba(168, 255, 62, .13), transparent 72%),
    linear-gradient(145deg, var(--deep-indigo) 0%, rgba(11, 59, 52, .92) 100%);
}

.page-privacy .privacy-summary__box::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--neon-green), var(--ember-orange));
}

.page-privacy .privacy-summary__tag {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--amber-signal);
}

.page-privacy .privacy-summary__title {
  margin: 0;
  max-width: 44ch;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 3vw, 27px);
  line-height: 1.42;
  color: var(--cool-white);
}

.page-privacy .privacy-summary__list {
  margin: clamp(16px, 2.6vw, 26px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

@media (min-width: 760px) {
  .page-privacy .privacy-summary__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

.page-privacy .privacy-summary__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-privacy .privacy-summary__list li::before {
  content: "";
  position: absolute;
  top: .68em;
  left: 0;
  width: 8px;
  height: 2px;
  background: var(--electric-blue);
}

/* 关键词提示 */
.page-privacy .privacy-term {
  position: relative;
  color: var(--neon-green);
  border-bottom: 1px dashed rgba(168, 255, 62, .55);
  cursor: help;
  outline: none;
}

.page-privacy .privacy-term::after {
  content: attr(data-hint);
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  width: min(280px, 68vw);
  padding: 10px 12px;
  border: 1px solid var(--neon-green);
  border-radius: var(--radius-s);
  background: var(--deep-indigo);
  color: var(--cool-white);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.62;
  text-align: left;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity .18s var(--ease), transform .18s var(--ease), visibility .18s var(--ease);
  pointer-events: none;
  z-index: 8;
}

.page-privacy .privacy-term:hover::after,
.page-privacy .privacy-term:focus-visible::after {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.page-privacy .privacy-term:focus-visible {
  outline: 2px solid var(--neon-green);
  outline-offset: 3px;
}

/* ---------- 主体：索引 + 条款 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
  padding-top: clamp(30px, 6vw, 68px);
  padding-bottom: clamp(44px, 8vw, 96px);
}

@media (min-width: 900px) {
  .page-privacy .privacy-body {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(36px, 5.6vw, 80px);
  }
}

/* 索引轨 */
.page-privacy .privacy-rail__cap {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.page-privacy .privacy-rail__list {
  display: flex;
  gap: 20px;
  margin: 12px 0 0;
  padding: 0 0 10px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  border-bottom: 1px solid var(--slate-line);
}

.page-privacy .privacy-rail__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 4px 0;
  white-space: nowrap;
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-dim);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-privacy .privacy-rail__num {
  font-size: 12px;
  color: var(--ink-faint);
  transition: color .18s var(--ease);
}

.page-privacy .privacy-rail__link:hover {
  color: var(--cool-white);
  border-color: var(--ember-orange);
}

.page-privacy .privacy-rail__link:hover .privacy-rail__num {
  color: var(--ember-orange);
}

.page-privacy .privacy-rail__link.is-active,
.page-privacy .privacy-rail__link[aria-current="true"] {
  color: var(--neon-green);
  border-color: var(--neon-green);
}

.page-privacy .privacy-rail__link.is-active .privacy-rail__num,
.page-privacy .privacy-rail__link[aria-current="true"] .privacy-rail__num {
  color: var(--neon-green);
}

@media (min-width: 900px) {
  .page-privacy .privacy-rail {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-privacy .privacy-rail__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
    border-bottom: 0;
    border-left: 1px solid var(--slate-line);
  }

  .page-privacy .privacy-rail__link {
    white-space: normal;
    padding: 8px 0 8px 13px;
    border-bottom: 0;
    border-left: 2px solid transparent;
    margin-left: -2px;
  }
}

/* 条款块 */
.page-privacy .privacy-art + .privacy-art {
  margin-top: var(--privacy-rule);
  padding-top: var(--privacy-rule);
  border-top: 1px solid var(--privacy-line);
}

.page-privacy .privacy-art__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-privacy .privacy-art__num {
  flex: none;
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--neon-green);
}

.page-privacy .privacy-art__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(21px, 3.2vw, 31px);
  line-height: 1.28;
  letter-spacing: -.005em;
  color: var(--cool-white);
}

.page-privacy .privacy-art__body {
  margin-top: clamp(12px, 2vw, 18px);
  max-width: 66ch;
}

.page-privacy .privacy-art__body p {
  margin: 0 0 1.05em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.88;
  color: var(--ink-dim);
}

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

.page-privacy .privacy-art__body ul {
  margin: 0 0 1.05em;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-art__body li {
  position: relative;
  padding-left: 20px;
  margin-bottom: .62em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--ink-dim);
}

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

.page-privacy .privacy-art__body li::before {
  content: "";
  position: absolute;
  top: .78em;
  left: 2px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ember-orange);
  opacity: .85;
}

.page-privacy .privacy-art__body a {
  color: var(--cool-white);
  text-decoration: none;
  border-bottom: 1px solid var(--slate-line);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-privacy .privacy-art__body a:hover,
.page-privacy .privacy-art__body a:focus-visible {
  color: var(--neon-green);
  border-color: var(--neon-green);
}

.page-privacy .privacy-art__body a:focus-visible {
  outline: 2px solid var(--neon-green);
  outline-offset: 3px;
}

/* 渐变分隔 */
.page-privacy .privacy-rule {
  height: 2px;
  margin: var(--privacy-rule) 0;
  border-radius: 2px;
  background: linear-gradient(
    90deg,
    var(--neon-green) 0%,
    var(--ember-orange) 38%,
    var(--electric-blue) 72%,
    transparent 100%
  );
  opacity: .5;
}

/* 版本落款 */
.page-privacy .privacy-stamp {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  padding: 8px 14px;
  border: 1px solid var(--slate-line);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--ink-dim);
}

.page-privacy .privacy-stamp .num {
  color: var(--amber-signal);
  font-size: 14px;
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-term::after,
  .page-privacy .privacy-rail__link,
  .page-privacy .privacy-rail__num,
  .page-privacy .privacy-art__body a {
    transition: none;
  }

  .page-privacy .privacy-term::after {
    transform: none;
  }
}