.page-privacy {
  --privacy-section-space: 56px;
  --privacy-card-pad: 24px;
  --privacy-radius: var(--radius-lg);
  --privacy-border-gold: rgba(245, 184, 65, 0.28);
  --privacy-border-purple: rgba(155, 92, 246, 0.28);
  --privacy-chip-bg: rgba(19, 27, 58, 0.72);
}

/* ===== Hero ===== */
.page-privacy .privacy-hero {
  position: relative;
  padding: 24px 0 32px;
  background:
    radial-gradient(circle at 82% 18%, rgba(155, 92, 246, 0.16), transparent 44%),
    radial-gradient(circle at 8% 90%, rgba(42, 109, 244, 0.14), transparent 46%);
}

.page-privacy .privacy-hero-grid {
  display: grid;
  gap: 28px;
  align-items: center;
  margin-top: 24px;
}

.page-privacy .privacy-eyebrow {
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--c-energy-gold);
  text-transform: uppercase;
  margin: 0 0 10px;
  text-shadow: 0 0 18px rgba(245, 184, 65, 0.35);
}

.page-privacy .privacy-hero-text h1 {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 900;
  line-height: 1.28;
  letter-spacing: 0.02em;
  color: var(--c-paper-white);
  margin: 0 0 16px;
  text-shadow: 0 0 30px rgba(245, 184, 65, 0.22);
}

.page-privacy .privacy-hero-lead {
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-mid-gray);
  max-width: 58ch;
  margin: 0 0 14px;
}

.page-privacy .privacy-version {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-neon-purple);
  margin: 0;
}

.page-privacy .privacy-hero-frame {
  aspect-ratio: 2 / 1;
  border: 1px solid var(--privacy-border-gold);
  box-shadow: var(--glow-gold);
  background: var(--c-deep-blue);
}

.page-privacy .privacy-hero-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ===== 政策主干 ===== */
.page-privacy .privacy-policy-section {
  padding: var(--privacy-section-space) 0;
}

.page-privacy .privacy-policy-head {
  margin-bottom: 28px;
}

.page-privacy .privacy-policy-title,
.page-privacy .privacy-flow-title,
.page-privacy .privacy-support-title {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 900;
  color: var(--c-paper-white);
  letter-spacing: 0.02em;
  margin: 0 0 10px;
}

.page-privacy .privacy-policy-layout {
  display: grid;
  gap: 32px;
  align-items: start;
}

/* ===== 章节索引 ===== */
.page-privacy .privacy-toc {
  background: var(--c-deep-blue);
  border: 1px solid var(--privacy-border-purple);
  border-radius: var(--privacy-radius);
  padding: 20px;
}

.page-privacy .privacy-toc-title {
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-energy-gold);
  margin: 0 0 14px;
}

.page-privacy .privacy-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-privacy .privacy-toc-list a {
  display: block;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  color: var(--c-paper-white);
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
  transition: background var(--ease), color var(--ease), padding-left var(--ease);
}

.page-privacy .privacy-toc-list a:hover {
  background: rgba(245, 184, 65, 0.1);
  color: var(--c-energy-gold);
  padding-left: 14px;
}

/* ===== 政策章节 ===== */
.page-privacy .privacy-policy-body {
  display: grid;
  gap: 18px;
}

.page-privacy .privacy-chapter {
  position: relative;
  padding: 20px;
  background: var(--privacy-chip-bg);
  border: 1px solid rgba(244, 246, 251, 0.08);
  border-left-width: 3px;
  border-radius: var(--privacy-radius);
  transition: border-color var(--ease), box-shadow var(--ease), transform var(--ease);
}

.page-privacy .privacy-chapter:hover {
  border-color: rgba(245, 184, 65, 0.38);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.22);
  transform: translateY(-2px);
}

.page-privacy .privacy-chapter:nth-child(1) {
  border-left-color: var(--c-neon-purple);
}

.page-privacy .privacy-chapter:nth-child(2) {
  border-left-color: var(--c-energy-gold);
}

.page-privacy .privacy-chapter:nth-child(3) {
  border-left-color: var(--c-electron-green);
}

.page-privacy .privacy-chapter:nth-child(4) {
  border-left-color: var(--c-electric-blue);
}

.page-privacy .privacy-chapter:nth-child(5) {
  border-left-color: var(--c-warning-red);
}

.page-privacy .privacy-chapter:nth-child(6) {
  border-left-color: var(--c-neon-purple);
}

.page-privacy .privacy-chapter-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.page-privacy .privacy-chapter-index {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 900;
  line-height: 1;
  color: var(--c-energy-gold);
  text-shadow: 0 0 18px rgba(245, 184, 65, 0.3);
}

.page-privacy .privacy-chapter-content {
  min-width: 0;
}

.page-privacy .privacy-chapter-title {
  font-family: var(--font-heading);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-paper-white);
  margin: 0 0 12px;
}

.page-privacy .privacy-chapter-link {
  color: var(--c-energy-gold);
  text-decoration: none;
  opacity: 0.45;
  font-weight: 400;
  margin-left: 6px;
  transition: opacity var(--ease);
}

.page-privacy .privacy-chapter-link:hover {
  opacity: 1;
}

.page-privacy .privacy-chapter p {
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-mid-gray);
  margin: 0 0 12px;
}

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

.page-privacy .privacy-chapter a:not(.privacy-chapter-link) {
  color: var(--c-electric-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(42, 109, 244, 0.35);
  transition: color var(--ease), border-color var(--ease);
}

.page-privacy .privacy-chapter a:not(.privacy-chapter-link):hover {
  color: var(--c-energy-gold);
  border-bottom-color: rgba(245, 184, 65, 0.45);
}

/* ===== 收集清单 ===== */
.page-privacy .privacy-collection-grid {
  display: grid;
  gap: 12px;
  margin: 16px 0;
}

.page-privacy .privacy-collection-cat {
  border-radius: var(--radius-md);
  padding: 14px 16px;
  border: 1px solid rgba(244, 246, 251, 0.1);
}

.page-privacy .privacy-collection-cat--collect {
  background: rgba(155, 92, 246, 0.08);
  border-color: rgba(155, 92, 246, 0.3);
}

.page-privacy .privacy-collection-cat--not {
  background: rgba(0, 229, 160, 0.06);
  border-color: rgba(0, 229, 160, 0.26);
}

.page-privacy .privacy-collection-label {
  display: block;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--c-energy-gold);
  margin-bottom: 8px;
}

.page-privacy .privacy-collection-cat--not .privacy-collection-label {
  color: var(--c-electron-green);
}

.page-privacy .privacy-collection-cat ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-privacy .privacy-collection-cat li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-paper-white);
}

.page-privacy .privacy-collection-cat li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-neon-purple);
}

.page-privacy .privacy-collection-cat--not li::before {
  background: var(--c-electron-green);
}

/* ===== 数据流向图 ===== */
.page-privacy .privacy-flow {
  padding: 0 0 var(--privacy-section-space);
}

.page-privacy .privacy-flow-head {
  max-width: 640px;
  margin-bottom: 22px;
}

.page-privacy .privacy-flow-diagram {
  background: var(--c-deep-blue);
  border: 1px solid rgba(155, 92, 246, 0.22);
  border-radius: var(--privacy-radius);
  padding: 20px;
}

.page-privacy .privacy-flow-list {
  display: grid;
  gap: 8px;
  justify-items: center;
}

.page-privacy .privacy-flow-node {
  width: 100%;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  background: rgba(11, 16, 38, 0.6);
  border: 1px solid rgba(155, 92, 246, 0.22);
  border-radius: var(--radius-md);
  transition: border-color var(--ease), box-shadow var(--ease);
}

.page-privacy .privacy-flow-node:hover {
  border-color: var(--c-neon-purple);
  box-shadow: 0 0 22px rgba(155, 92, 246, 0.14);
}

.page-privacy .privacy-flow-node-step {
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 600;
  color: var(--c-electron-green);
  background: rgba(0, 229, 160, 0.1);
  border-radius: var(--radius-pill);
  padding: 3px 9px;
  flex-shrink: 0;
}

.page-privacy .privacy-flow-node-body {
  min-width: 0;
}

.page-privacy .privacy-flow-node-body strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  color: var(--c-paper-white);
  margin-bottom: 4px;
}

.page-privacy .privacy-flow-node-body span {
  display: block;
  font-size: 12px;
  line-height: 1.6;
  color: var(--c-mid-gray);
}

.page-privacy .privacy-flow-arrow {
  width: 30px;
  height: 30px;
  fill: none;
  stroke: var(--c-electron-green);
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.9;
  flex-shrink: 0;
}

/* ===== 支持区 ===== */
.page-privacy .privacy-support {
  padding-bottom: calc(var(--privacy-section-space) + 20px);
}

.page-privacy .privacy-support-card {
  display: grid;
  gap: 24px;
  background: linear-gradient(135deg, rgba(42, 109, 244, 0.1), rgba(155, 92, 246, 0.08));
  border: 1px solid var(--privacy-border-gold);
  border-radius: var(--privacy-radius);
  padding: var(--privacy-card-pad);
}

.page-privacy .privacy-support-intro {
  max-width: 42ch;
}

.page-privacy .privacy-support-lead {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-mid-gray);
  margin: 0 0 16px;
}

.page-privacy .privacy-support-list {
  list-style: none;
  margin: 0;
  padding: 0;
  align-self: stretch;
}

.page-privacy .privacy-support-list li {
  padding: 12px 0;
  border-bottom: 1px solid rgba(244, 246, 251, 0.08);
}

.page-privacy .privacy-support-list li:last-child {
  border-bottom: none;
}

.page-privacy .privacy-support-label {
  display: block;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--c-neon-purple);
  margin-bottom: 4px;
}

.page-privacy .privacy-support-list a {
  color: var(--c-paper-white);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  transition: color var(--ease);
}

.page-privacy .privacy-support-list a:hover {
  color: var(--c-energy-gold);
}

.page-privacy .privacy-support-list li > span:last-child:not(.privacy-support-label) {
  color: var(--c-paper-white);
  font-size: 15px;
}

/* ===== 平板 ===== */
@media (min-width: 640px) {
  .page-privacy .privacy-collection-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-privacy .privacy-toc-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-privacy .privacy-support-card {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

/* ===== 桌面 ===== */
@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    padding: 32px 0 48px;
  }

  .page-privacy .privacy-hero-grid {
    grid-template-columns: 5fr 7fr;
    gap: 48px;
    margin-top: 32px;
  }

  .page-privacy .privacy-hero-text h1 {
    font-size: 40px;
    line-height: 1.22;
  }

  .page-privacy .privacy-hero-lead {
    font-size: 16px;
  }

  .page-privacy .privacy-policy-layout {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 40px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 96px;
  }

  .page-privacy .privacy-toc-list {
    grid-template-columns: 1fr;
  }

  .page-privacy .privacy-policy-body {
    gap: 22px;
  }

  .page-privacy .privacy-chapter {
    padding: 28px 32px;
  }

  .page-privacy .privacy-chapter-index {
    font-size: 42px;
  }

  .page-privacy .privacy-chapter p {
    font-size: 15px;
  }

  .page-privacy .privacy-flow-diagram {
    padding: 28px;
  }

  .page-privacy .privacy-flow-list {
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
    align-items: center;
    gap: 12px;
  }

  .page-privacy .privacy-flow-node {
    height: 100%;
    flex-direction: column;
    align-items: flex-start;
  }

  .page-privacy .privacy-flow-arrow {
    transform: rotate(-90deg);
    width: 24px;
    height: 24px;
  }

  .page-privacy .privacy-support {
    padding-bottom: calc(var(--privacy-section-space) + 36px);
  }

  .page-privacy .privacy-support-card {
    padding: 36px 40px;
  }
}