.page-privacy {
  --privacy-banner-deep: #00563F;
  --privacy-banner-paper: #F7F9F8;
  --privacy-ink: #1A2E28;
  --privacy-muted: #557066;
  --privacy-line: #C8DAD3;
  --privacy-primary: #00875A;
  --privacy-soft-bg: #E6F2ED;
  --privacy-blue: #004FC4;
  --privacy-accent: #FFD400;

  background: var(--privacy-banner-paper);
  color: var(--privacy-ink);
  font-family: var(--font-heading);
  position: relative;
  overflow-x: clip;
}

/* ===== 顶部横幅 ===== */
.page-privacy__banner {
  position: relative;
  border-top: 4px solid var(--privacy-primary);
  min-height: 340px;
  display: flex;
  align-items: center;
}

.page-privacy__banner-grid {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.page-privacy__banner-grid::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(247, 249, 248, 0.95) 0%, rgba(247, 249, 248, 0.55) 55%, rgba(230, 242, 237, 0.35) 100%);
}

.page-privacy__banner-svg,
.page-privacy__banner-img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 340px;
  object-fit: cover;
}

.page-privacy__banner-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px;
  width: 100%;
}

.page-privacy__kicker {
  display: inline-block;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--privacy-primary);
  background: var(--privacy-accent);
  padding: 4px 12px 4px 8px;
  margin: 0 0 16px;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 100%, 8px 100%);
}

.page-privacy__title {
  font-size: clamp(28px, 4.6vw, 44px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  color: var(--privacy-ink);
  max-width: 640px;
}

.page-privacy__lead {
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.75;
  color: var(--privacy-muted);
  max-width: 580px;
  margin: 0;
  font-weight: 400;
}

/* ===== 主体双栏 ===== */
.page-privacy__body {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 40px 20px 80px;
}

.page-privacy__rail {
  order: 1;
  margin-bottom: 36px;
}

.page-privacy__rail .index-rail {
  border-left: 3px solid var(--privacy-primary);
  padding-left: 16px;
}

.page-privacy__rail .index-rail__title {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--privacy-primary);
  margin: 0 0 14px;
}

.page-privacy__rail .index-rail__link {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--privacy-muted);
  text-decoration: none;
  padding: 6px 0 6px 10px;
  margin-left: -16px;
  border-left: 3px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
  line-height: 1.5;
}

.page-privacy__rail .index-rail__link:hover,
.page-privacy__rail .index-rail__link:focus-visible {
  border-left-color: var(--privacy-accent);
  color: var(--privacy-primary);
  background: rgba(0, 135, 90, 0.04);
  outline: none;
}

.page-privacy__backtop {
  margin-top: 20px;
  font-size: 13px;
  padding: 8px 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-privacy__backtop::before {
  content: "↥";
  font-size: 16px;
  font-weight: 900;
  line-height: 1;
}

/* ===== 内容列 ===== */
.page-privacy__content {
  order: 2;
  max-width: 720px;
  width: 100%;
}

.page-privacy__content .breadcrumbs {
  font-size: 13px;
  color: var(--privacy-muted);
  margin-bottom: 28px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--privacy-line);
}

.page-privacy__content .breadcrumbs a {
  color: var(--privacy-primary);
  text-decoration: none;
  font-weight: 600;
  margin-right: 6px;
}

.page-privacy__content .breadcrumbs a:hover {
  text-decoration: underline;
}

.page-privacy__content .breadcrumbs span {
  margin: 0 6px 0 0;
}

.page-privacy__intro {
  font-size: 17px;
  line-height: 1.85;
  color: var(--privacy-ink);
  padding: 20px 22px;
  margin: 0 0 48px;
  background: linear-gradient(135deg, var(--privacy-soft-bg) 0%, rgba(255, 212, 0, 0.14) 120%);
  border-left: 4px solid var(--privacy-primary);
  font-weight: 500;
}

/* ===== 章节结构 ===== */
.page-privacy__section {
  position: relative;
  padding: 36px 0 40px;
  border-top: 1px solid var(--privacy-line);
  scroll-margin-top: 96px;
}

.page-privacy__section:first-of-type {
  border-top: 0;
}

.page-privacy__section-num {
  font-size: clamp(44px, 8vw, 62px);
  font-weight: 900;
  line-height: 0.9;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--privacy-primary);
  margin: 0 0 10px;
  letter-spacing: -0.04em;
  opacity: 0.85;
}

.page-privacy__section-title {
  font-size: clamp(21px, 3.4vw, 27px);
  font-weight: 900;
  letter-spacing: -0.01em;
  margin: 0 0 20px;
  color: var(--privacy-ink);
  line-height: 1.3;
  padding-bottom: 10px;
  position: relative;
  display: inline-block;
}

.page-privacy__section-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 42px;
  height: 3px;
  background: var(--privacy-accent);
}

.page-privacy__section .prose {
  font-size: 15px;
  line-height: 1.85;
  color: var(--privacy-ink);
}

.page-privacy__section .prose p {
  margin: 0 0 16px;
}

.page-privacy__section .prose p:last-child {
  margin-bottom: 0;
}

.page-privacy__section .prose ul {
  padding-left: 0;
  list-style: none;
  margin: 0 0 18px;
}

.page-privacy__section .prose ul li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 10px;
}

.page-privacy__section .prose ul li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 10px;
  height: 2px;
  background: var(--privacy-primary);
}

.page-privacy__section .prose strong {
  color: var(--privacy-primary);
  font-weight: 800;
}

.page-privacy__section .prose a {
  color: var(--privacy-blue);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1.5px;
}

.page-privacy__section .prose a:hover {
  text-decoration-color: var(--privacy-accent);
}

/* ===== 存储表格 ===== */
.page-privacy__storage-table {
  font-size: 13px;
  margin: 18px 0 20px;
}

.page-privacy__storage-table th {
  background: var(--privacy-soft-bg);
  color: var(--privacy-ink);
  font-weight: 800;
  text-align: left;
  padding: 10px 12px;
  border-bottom: 2px solid var(--privacy-primary);
  font-size: 13px;
}

.page-privacy__storage-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--privacy-line);
  vertical-align: top;
  line-height: 1.6;
  color: var(--privacy-ink);
}

.page-privacy__storage-table tr:hover td {
  background: rgba(0, 135, 90, 0.03);
}

/* ===== 信任声明区 ===== */
.page-privacy__trust {
  margin-top: 56px;
  padding: 28px 26px;
  background: var(--privacy-banner-deep);
  border-left: 6px solid var(--privacy-accent);
  position: relative;
  overflow: hidden;
}

.page-privacy__trust::after {
  content: "";
  position: absolute;
  right: -30px;
  top: -30px;
  width: 100px;
  height: 100px;
  border: 2px solid rgba(255, 212, 0, 0.25);
  border-radius: 0;
  transform: rotate(45deg);
  pointer-events: none;
}

.page-privacy__trust-title {
  font-size: 16px;
  font-weight: 900;
  color: var(--privacy-accent);
  margin: 0 0 10px;
  letter-spacing: 0.02em;
}

.page-privacy__trust-text {
  font-size: 14px;
  line-height: 1.85;
  color: #D7E5DF;
  margin: 0;
  max-width: 600px;
}

.page-privacy__note {
  font-size: 13px;
  color: var(--privacy-muted);
  border-left: 3px solid var(--privacy-line);
  padding-left: 14px;
  margin-top: 12px;
}

/* ===== 移动优先下的媒体查询 ===== */
@media (min-width: 900px) {
  .page-privacy__banner {
    min-height: 380px;
  }

  .page-privacy__banner-content {
    padding: 72px 24px;
  }

  .page-privacy__body {
    flex-direction: row;
    align-items: flex-start;
    gap: 56px;
    padding: 56px 24px 100px;
    max-width: 1120px;
    margin: 0 auto;
  }

  .page-privacy__rail {
    order: 0;
    width: 240px;
    flex-shrink: 0;
    position: sticky;
    top: 96px;
    margin-bottom: 0;
  }

  .page-privacy__content {
    order: 1;
    flex: 1;
    max-width: 720px;
  }

  .page-privacy__section {
    padding: 44px 0 48px;
  }

  .page-privacy__intro {
    font-size: 17px;
    padding: 24px 28px;
    margin-bottom: 56px;
  }

  .page-privacy__storage-table th,
  .page-privacy__storage-table td {
    padding: 12px 16px;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .page-privacy [data-reveal] {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .page-privacy [data-revealed="true"] {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}