/* ============ 隐私政策页 page-privacy ============ */
.page-privacy {
  --privacy-glow: rgba(255,107,53,.10);
  position: relative;
  background:
    radial-gradient(900px 420px at 90% -2%, var(--privacy-glow), transparent 65%),
    linear-gradient(180deg, var(--space-deep), #0A172A 55%, var(--space-deep));
  color: var(--text-light);
  font-family: var(--font);
  line-height: 1.7;
  font-size: 16px;
  font-variant-numeric: tabular-nums;
  word-break: break-word;
}

/* --- 首屏 --- */
.page-privacy .privacy-hero {
  padding: clamp(36px, 6vw, 72px) 0 28px;
  border-bottom: 1px solid var(--hairline);
}

.page-privacy .breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 22px;
}

.page-privacy .breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color .25s ease;
}

.page-privacy .breadcrumb a:hover {
  color: var(--orange);
}

.page-privacy .crumb-sep {
  color: var(--hairline);
}

.page-privacy .eyebrow {
  color: var(--orange);
  margin-bottom: 16px;
}

.page-privacy .privacy-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(28px, 5vw, 46px);
  line-height: 1.15;
  font-weight: 900;
  letter-spacing: -0.02em;
  max-width: 20em;
}

.page-privacy .h1-mark {
  color: var(--orange);
  margin: 0 .06em;
}

.page-privacy .hero-intro {
  margin: 0 0 22px;
  max-width: 36em;
  font-size: clamp(15px, 2vw, 18px);
  color: var(--text-secondary);
}

.page-privacy .hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .hero-chip {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--text-secondary);
  border: 1px solid var(--hairline);
  border-radius: 999px;
  padding: 5px 12px;
  background: rgba(19,38,66,.35);
}

/* --- 摘要框 --- */
.page-privacy .privacy-summary {
  padding: 24px 0 42px;
}

.page-privacy .privacy-summary-card {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--space-mid);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(0,0,0,.22);
  overflow: hidden;
}

.page-privacy .privacy-summary-text {
  padding: clamp(20px, 4vw, 32px);
}

.page-privacy .summary-title {
  margin: 0 0 10px;
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-privacy .summary-lead {
  margin: 0 0 16px;
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 46em;
}

.page-privacy .green-text {
  color: var(--green);
  font-weight: 700;
}

.page-privacy .summary-details {
  margin-top: 4px;
  border: 1px solid var(--hairline);
  background: rgba(8,18,40,.42);
  border-radius: var(--radius);
  padding: 12px 14px;
}

.page-privacy .summary-details summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 800;
  color: var(--text-light);
}

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

.page-privacy .summary-details summary::before {
  content: "+";
  display: inline-block;
  width: 20px;
  height: 20px;
  line-height: 18px;
  text-align: center;
  border: 1px solid var(--orange);
  border-radius: 4px;
  color: var(--orange);
  font-size: 15px;
  font-weight: 900;
  transition: transform .25s ease;
}

.page-privacy .summary-details[open] summary::before {
  content: "−";
}

.page-privacy .principle-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .principle-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-secondary);
}

.page-privacy .principle-list li::before {
  content: "";
  position: absolute;
  top: .6em;
  left: 0;
  width: 8px;
  height: 8px;
  background: var(--green);
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
}

.page-privacy .principle-name {
  color: var(--green);
  font-weight: 800;
  margin-right: 2px;
}

.page-privacy .privacy-summary-media {
  background: var(--space-deep);
  min-height: 200px;
}

.page-privacy .summary-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* --- 章节通用 --- */
.page-privacy .privacy-chapter {
  padding: 42px 0;
  border-top: 1px solid var(--hairline);
}

.page-privacy .chapter-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.page-privacy .chapter-num {
  font-size: 32px;
  font-weight: 900;
  line-height: 1;
  color: var(--orange);
  letter-spacing: -0.02em;
}

.page-privacy .chapter-head h2 {
  margin: 0;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  letter-spacing: -0.01em;
  background-image: linear-gradient(transparent 92%, var(--green) 92%, var(--green) 100%);
  background-size: 0 100%;
  background-repeat: no-repeat;
  transition: background-size .35s ease;
}

.page-privacy .chapter-head:hover h2 {
  background-size: 100% 100%;
}

.page-privacy .chapter-para {
  margin: 0 0 22px;
  max-width: 42em;
  color: var(--text-secondary);
}

.page-privacy .chapter-note {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--hairline);
  font-size: 14px;
  color: var(--text-secondary);
}

/* --- 信息收集 --- */
.page-privacy .collect-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-privacy .data-item {
  background: rgba(19,38,66,.7);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.page-privacy .data-item h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 800;
}

.page-privacy .data-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* --- 工具提示 --- */
.page-privacy .tooltip {
  position: relative;
  display: inline-block;
  font-style: normal;
  color: var(--green);
  border-bottom: 1px dotted var(--green);
  cursor: help;
}

.page-privacy .tooltip .tooltip-text {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  width: max-content;
  max-width: 180px;
  background: var(--space-deep);
  border: 1px solid var(--green);
  border-radius: 4px;
  padding: 8px 12px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-light);
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  z-index: 10;
  transition: opacity .2s ease, visibility .2s ease;
}

.page-privacy .tooltip:hover .tooltip-text,
.page-privacy .tooltip:focus .tooltip-text,
.page-privacy .tooltip:focus-visible .tooltip-text {
  opacity: 1;
  visibility: visible;
}

/* --- 使用目的与权利列表 --- */
.page-privacy .purpose-list,
.page-privacy .rights-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .purpose-list li,
.page-privacy .rights-list li {
  position: relative;
  padding-left: 24px;
  line-height: 1.7;
}

.page-privacy .purpose-list li::before,
.page-privacy .rights-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .72em;
  width: 10px;
  height: 2px;
  background: var(--green);
  transform: rotate(45deg);
  box-shadow: -3px 3px 0 var(--orange);
}

/* --- 保护措施 --- */
.page-privacy .protect-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-privacy .protect-item {
  background: var(--space-mid);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 18px;
  transition: border-color .25s ease, transform .25s ease;
}

.page-privacy .protect-item:hover {
  border-color: var(--orange);
  transform: translateY(-2px);
}

.page-privacy .protect-icon {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--green);
  font-size: 18px;
  font-weight: 900;
}

.page-privacy .protect-item h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 800;
}

.page-privacy .protect-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-secondary);
}

/* --- 政策更新 --- */
.page-privacy .update-box {
  margin-top: 20px;
  background: rgba(19,38,66,.55);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 20px;
}

.page-privacy .update-box h3 {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 800;
  color: var(--green);
}

.page-privacy .update-box p {
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--text-secondary);
}

.page-privacy .update-box ul {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-secondary);
}

/* --- 底部安全区 --- */
.page-privacy .privacy-bottom {
  margin-top: 28px;
  padding: 48px 0 64px;
  border-top: 1px solid var(--hairline);
  text-align: center;
  background:
    linear-gradient(rgba(8,18,40,.92), rgba(8,18,40,.92)),
    repeating-linear-gradient(135deg, transparent, transparent 22px, rgba(201,255,61,.05) 22px, rgba(201,255,61,.05) 23px);
}

.page-privacy .shield-icon {
  display: block;
  margin: 0 auto 18px;
  width: 64px;
  height: 64px;
}

.page-privacy .shield-path {
  fill: none;
  stroke: var(--green);
  stroke-width: 3;
}

.page-privacy .shield-check {
  fill: none;
  stroke: var(--green);
  stroke-width: 3.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.page-privacy .bottom-title {
  margin: 0 0 10px;
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 900;
}

.page-privacy .bottom-lead {
  margin: 0 auto 22px;
  max-width: 34em;
  font-size: 15px;
  color: var(--text-secondary);
}

.page-privacy .privacy-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 22px;
}

.page-privacy .text-link {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  color: var(--text-light);
  text-decoration: none;
  font-weight: 700;
  transition: border-color .25s ease, color .25s ease;
}

.page-privacy .text-link:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.page-privacy .contact-note {
  margin: 0;
  font-size: 13px;
  color: var(--text-secondary);
}

/* --- 桌面端 --- */
@media (min-width: 768px) {
  .page-privacy .privacy-hero {
    padding: 72px 0 40px;
  }

  .page-privacy .privacy-summary-card {
    grid-template-columns: 1fr minmax(280px, 380px);
  }

  .page-privacy .privacy-summary-media {
    position: relative;
    min-height: 300px;
  }

  .page-privacy .summary-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    aspect-ratio: auto;
  }

  .page-privacy .privacy-chapter {
    padding: 60px 0;
  }

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

  .page-privacy .privacy-bottom {
    padding: 64px 0;
  }
}