.page-privacy {
  --privacy-measure: 660px;
  display: block;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding: clamp(28px, 5vw, 64px) 0 clamp(24px, 4vw, 44px);
  background:
    radial-gradient(circle at 10% 0%, rgba(255, 107, 44, 0.16), transparent 58%),
    radial-gradient(circle at 90% 12%, rgba(61, 220, 151, 0.10), transparent 52%);
  border-bottom: 1px solid var(--border-navy);
}

.page-privacy .privacy-hero__inner {
  max-width: 880px;
}

.page-privacy .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist-text);
}

.page-privacy .crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--border-navy);
}

.page-privacy .crumbs a {
  color: var(--mist-text);
  text-decoration: none;
}

.page-privacy .crumbs a:hover,
.page-privacy .crumbs a:focus-visible {
  color: var(--ember-orange-soft);
}

.page-privacy .privacy-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--ice-text);
}

.page-privacy .privacy-lede {
  max-width: var(--privacy-measure);
  margin: 20px 0 0;
  font-size: 17px;
  line-height: 1.8;
  color: var(--mist-text);
}

.page-privacy .privacy-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mist-text);
}

.page-privacy .privacy-hero__facts .num {
  color: var(--score-gold);
  font-weight: 700;
  margin-right: 6px;
}

/* ---------- 横幅图 ---------- */
.page-privacy .privacy-banner {
  margin-top: clamp(24px, 4vw, 44px);
}

.page-privacy .privacy-banner .media {
  border: 1px solid var(--border-navy);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--dugout-navy);
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-privacy .privacy-banner .media__caption {
  padding: 12px 20px 16px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist-text);
}

/* ---------- 主体布局 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  padding-top: clamp(48px, 7vw, 88px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* ---------- 左侧章节导航 ---------- */
.page-privacy .privacy-rail {
  align-self: start;
}

.page-privacy .privacy-rail__label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--arena-orange);
}

.page-privacy .privacy-toc {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
  border-left: 1px solid var(--border-navy);
}

.page-privacy .privacy-toc a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-height: 44px;
  padding: 11px 14px;
  border-left: 2px solid transparent;
  margin-left: -1px;
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  color: var(--mist-text);
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.page-privacy .privacy-toc a .num {
  font-size: 12px;
  color: var(--border-navy);
  transition: color 0.2s ease;
}

.page-privacy .privacy-toc a:hover,
.page-privacy .privacy-toc a:focus-visible {
  color: var(--ice-text);
  border-left-color: var(--ember-orange-soft);
  background: rgba(255, 107, 44, 0.06);
}

.page-privacy .privacy-toc a:focus-visible {
  outline: 2px solid var(--arena-orange);
  outline-offset: 2px;
}

.page-privacy .privacy-rail__card {
  margin-top: 24px;
  padding: 20px;
  border: 1px solid var(--border-navy);
  border-radius: var(--r-md);
  background: rgba(20, 28, 54, 0.6);
}

.page-privacy .privacy-rail__card p {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist-text);
}

/* ---------- 正文 ---------- */
.page-privacy .privacy-body {
  display: grid;
  gap: clamp(44px, 6vw, 76px);
  min-width: 0;
}

.page-privacy .privacy-section {
  scroll-margin-top: 120px;
  min-width: 0;
}

.page-privacy .privacy-section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-navy);
}

.page-privacy .privacy-index {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--arena-orange);
}

.page-privacy .privacy-section h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.32;
  letter-spacing: -0.005em;
  color: var(--ice-text);
}

.page-privacy .privacy-section .prose {
  max-width: var(--privacy-measure);
}

.page-privacy .privacy-section .prose p {
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist-text);
}

.page-privacy .privacy-section .prose a {
  color: var(--ember-orange-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .privacy-section .prose a:hover,
.page-privacy .privacy-section .prose a:focus-visible {
  color: var(--ice-text);
}

/* ---------- 列表 ---------- */
.page-privacy .privacy-list {
  max-width: var(--privacy-measure);
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 24px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist-text);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 12px;
  height: 2px;
  background: var(--arena-orange);
}

.page-privacy .privacy-list strong {
  color: var(--ice-text);
  font-weight: 600;
}

.page-privacy .privacy-list--check li::before {
  width: 8px;
  height: 8px;
  top: 0.62em;
  border-radius: 50%;
  background: var(--signal-green);
}

/* ---------- 用途四栏 ---------- */
.page-privacy .privacy-purpose {
  margin-top: 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-privacy .privacy-purpose__item {
  padding: 20px 22px;
  border: 1px solid var(--border-navy);
  border-radius: var(--r-md);
  background: rgba(20, 28, 54, 0.55);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-privacy .privacy-purpose__item .num {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--arena-orange);
}

.page-privacy .privacy-purpose__item h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 600;
  color: var(--ice-text);
}

.page-privacy .privacy-purpose__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist-text);
}

.page-privacy .privacy-purpose__item:hover {
  border-color: var(--ember-orange-soft);
}

/* ---------- 关键条款折叠块 ---------- */
.page-privacy .clause {
  max-width: var(--privacy-measure);
  margin-top: 22px;
  border: 1px solid var(--border-navy);
  border-left: 3px solid var(--arena-orange);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: rgba(20, 28, 54, 0.7);
}

.page-privacy .clause summary {
  padding: 16px 20px;
  min-height: 44px;
  cursor: pointer;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--ember-orange-soft);
  list-style: none;
}

.page-privacy .clause summary::-webkit-details-marker {
  display: none;
}

.page-privacy .clause summary::after {
  content: "+";
  float: right;
  margin-left: 12px;
  font-family: var(--font-num);
  color: var(--arena-orange);
}

.page-privacy .clause[open] summary::after {
  content: "–";
}

.page-privacy .clause summary:focus-visible {
  outline: 2px solid var(--arena-orange);
  outline-offset: -2px;
}

.page-privacy .clause__body {
  padding: 0 20px 20px;
}

.page-privacy .clause__body p {
  margin: 0;
  max-width: 52em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist-text);
}

.page-privacy .clause__body a {
  color: var(--ember-orange-soft);
  text-underline-offset: 3px;
}

/* ---------- 提示条 ---------- */
.page-privacy .privacy-note {
  max-width: var(--privacy-measure);
  margin-top: 22px;
  display: flex;
  gap: 12px;
  padding: 16px 20px;
  border: 1px dashed var(--border-navy);
  border-radius: var(--r-md);
  background: rgba(255, 107, 44, 0.05);
}

.page-privacy .privacy-note .dot {
  flex: none;
  margin-top: 8px;
}

.page-privacy .privacy-note p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist-text);
}

/* ---------- 联系方式块 ---------- */
.page-privacy .privacy-contact {
  max-width: var(--privacy-measure);
  margin-top: 26px;
  padding: 24px clamp(20px, 3vw, 28px);
  border: 1px solid var(--arena-orange);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, rgba(255, 107, 44, 0.14), rgba(11, 18, 38, 0));
}

.page-privacy .privacy-contact__label {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ember-orange-soft);
}

.page-privacy .privacy-contact__value {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(15px, 2.2vw, 19px);
  font-weight: 700;
  word-break: break-all;
  color: var(--ice-text);
}

.page-privacy .privacy-contact__hint {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist-text);
}

.page-privacy .privacy-contact__hint a {
  color: var(--ember-orange-soft);
  text-underline-offset: 3px;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-purpose {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 210px) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .privacy-rail {
    position: sticky;
    top: 108px;
  }

  .page-privacy .privacy-toc {
    grid-auto-flow: row;
  }

  .page-privacy .privacy-purpose {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 1160px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 240px) minmax(0, 1fr);
  }

  .page-privacy .privacy-purpose {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc a,
  .page-privacy .privacy-purpose__item {
    transition: none;
  }
}
</main>