.page-privacy {
  --privacy-gap: clamp(40px, 6vw, 72px);
  --privacy-rail-w: 200px;
  --privacy-content-w: 640px;
  background: var(--bg-deep);
  color: var(--ink-main);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ===== Hero ===== */
.privacy-hero {
  position: relative;
  padding: 120px 0 52px;
  background:
    radial-gradient(circle at 82% 18%, rgba(0, 255, 157, 0.09), transparent 42%),
    var(--bg-deep);
  border-bottom: 1px solid var(--line-soft);
}

.privacy-hero::before {
  content: "";
  position: absolute;
  top: 26px;
  right: -48px;
  width: 170px;
  height: 170px;
  background: var(--signal-green);
  border-radius: 30px;
  transform: rotate(16deg);
  opacity: 0.1;
  pointer-events: none;
}

.privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 34px;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--signal-green), var(--signal-orange));
  opacity: 0.32;
}

.privacy-hero__inner {
  position: relative;
  z-index: 1;
}

.privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
}

.privacy-hero__index {
  font-family: var(--font-mono);
  color: var(--signal-green);
  font-size: 15px;
  letter-spacing: 0.08em;
}

.privacy-hero__label {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-sub);
  background: rgba(255, 106, 0, 0.12);
  padding: 5px 12px;
  border-radius: 999px;
}

.privacy-hero__title {
  font-family: var(--font-head);
  font-size: clamp(2.8rem, 10vw, 5rem);
  line-height: 1.06;
  letter-spacing: 0.02em;
  margin: 0 0 20px;
  max-width: 720px;
}

.privacy-hero__lead {
  font-size: 17px;
  line-height: 1.9;
  color: var(--ink-sub);
  max-width: 620px;
  margin: 0 0 30px;
}

.privacy-hero__badges {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 0;
}

.privacy-hero__badges li {
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 14px;
  background: rgba(0, 255, 157, 0.08);
  color: var(--data-green);
  border: 1px solid rgba(0, 255, 157, 0.18);
}

.privacy-hero__badges li:nth-child(2) {
  background: rgba(255, 106, 0, 0.1);
  color: var(--hint-orange);
  border-color: rgba(255, 106, 0, 0.22);
}

/* ===== 章节索引 ===== */
.privacy-toc {
  padding: 28px 0;
  background: var(--bg-overlay);
  border-bottom: 1px solid var(--line-soft);
}

.privacy-toc__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.privacy-toc__label {
  font-family: var(--font-head);
  font-size: 18px;
  color: var(--ink-main);
  letter-spacing: 0.04em;
  margin: 0;
}

.privacy-toc__hint {
  font-family: var(--font-mono);
  color: var(--ink-faint);
  font-size: 13px;
}

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

.privacy-toc__list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--bg-panel);
  border-radius: var(--radius-sm);
  color: var(--ink-main);
  text-decoration: none;
  font-size: 15px;
  transition:
    background 0.2s var(--ease),
    color 0.2s var(--ease),
    transform 0.2s var(--ease);
}

.privacy-toc__list a:hover {
  background: rgba(0, 255, 157, 0.1);
  color: var(--signal-green);
  transform: translateX(4px);
}

.privacy-toc__index {
  font-family: var(--font-mono);
  color: var(--signal-green);
  font-size: 13px;
}

/* ===== 连续条文册章节 ===== */
.privacy-section {
  padding: 56px 0;
  border-bottom: 1px solid var(--line-soft);
  scroll-margin-top: calc(var(--header-h) + 16px);
  position: relative;
}

.privacy-section__grid {
  display: grid;
  gap: 22px;
}

.privacy-section__rail {
  display: flex;
  align-items: center;
  gap: 14px;
}

.privacy-section__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 52px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--line);
  position: relative;
  min-width: 70px;
}

.privacy-section__num::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 26px;
  height: 3px;
  background: var(--signal-green);
}

.privacy-section__tag {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--data-green);
  background: rgba(0, 255, 157, 0.08);
  padding: 5px 12px;
  border-radius: 999px;
  white-space: nowrap;
}

.privacy-section__content {
  min-width: 0;
}

.privacy-section__title {
  font-family: var(--font-head);
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  line-height: 1.2;
  margin: 0 0 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--line);
  position: relative;
}

.privacy-section__title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 56px;
  height: 2px;
  background: var(--signal-orange);
}

/* ===== 条文正文 ===== */
.privacy-prose {
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-main);
  max-width: var(--privacy-content-w);
}

.privacy-prose > p {
  margin: 0 0 16px;
}

.privacy-em {
  background: linear-gradient(transparent 58%, rgba(0, 255, 157, 0.34) 58% 92%, transparent 92%);
  padding: 0 2px;
  font-weight: 600;
}

.privacy-prose a {
  color: var(--signal-green);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 255, 157, 0.4);
}

.privacy-prose a:hover {
  color: var(--data-green);
  border-color: var(--signal-green);
}

/* ===== 信息列表 ===== */
.privacy-list {
  list-style: none;
  counter-reset: privacy-list;
  padding: 0;
  margin: 28px 0 0;
}

.privacy-list li {
  counter-increment: privacy-list;
  position: relative;
  padding: 0 0 26px 22px;
  border-left: 1px solid var(--line);
  margin-left: 4px;
}

.privacy-list li::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--signal-green);
}

.privacy-list h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 17px;
  margin: 0 0 6px;
  color: var(--ink-main);
}

.privacy-list h3::before {
  content: counter(privacy-list, decimal-leading-zero) " / ";
  font-family: var(--font-mono);
  color: var(--signal-green);
  font-size: 13px;
  font-weight: 400;
}

.privacy-list p {
  margin: 0;
  color: var(--ink-sub);
  font-size: 15px;
  line-height: 1.8;
}

/* ===== 提示条 ===== */
.privacy-note {
  margin: 28px 0 0;
  padding: 16px 18px 16px 20px;
  background: linear-gradient(90deg, rgba(255, 180, 71, 0.08), rgba(255, 106, 0, 0.03));
  border-left: 3px solid var(--hint-orange);
  color: var(--ink-main);
  font-size: 15px;
  line-height: 1.8;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* ===== 数据流向图 ===== */
.privacy-figure {
  margin: 32px 0;
}

.privacy-figure__viewport {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(135deg, var(--bg-overlay), var(--bg-panel));
  border: 1px solid var(--line);
}

.privacy-figure__viewport img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 5 / 3;
  opacity: 0.88;
}

.privacy-figure figcaption {
  margin-top: 12px;
  color: var(--ink-sub);
  font-size: 14px;
  line-height: 1.7;
  padding-left: 14px;
  border-left: 2px solid var(--signal-green);
}

.privacy-figure__node {
  position: absolute;
  z-index: 2;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--signal-green);
  color: var(--bg-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 5px rgba(0, 255, 157, 0.18);
  cursor: default;
}

.privacy-figure__node-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  text-align: center;
  line-height: 1.15;
}

.privacy-figure__node--app {
  left: 10%;
  top: 40%;
}

.privacy-figure__node--tls {
  left: 48%;
  top: 12%;
  width: 56px;
  height: 56px;
}

.privacy-figure__node--server {
  right: 10%;
  top: 40%;
}

.privacy-figure__node-tip {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  width: max-content;
  max-width: 190px;
  background: var(--ink-main);
  color: var(--bg-deep);
  font-size: 12px;
  line-height: 1.4;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.2s var(--ease),
    transform 0.2s var(--ease),
    visibility 0.2s;
  pointer-events: none;
  z-index: 4;
}

.privacy-figure__node--tls .privacy-figure__node-tip {
  top: calc(100% + 8px);
  bottom: auto;
}

.privacy-figure__node:hover .privacy-figure__node-tip,
.privacy-figure__node:focus-visible .privacy-figure__node-tip {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* ===== 安全措施面板 ===== */
.privacy-storage-grid {
  display: grid;
  gap: 14px;
  margin: 30px 0 0;
}

.privacy-storage-card {
  padding: 22px 24px;
  background: var(--bg-overlay);
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
  transition:
    border-color 0.2s var(--ease),
    transform 0.2s var(--ease);
}

.privacy-storage-card:hover {
  border-color: rgba(0, 255, 157, 0.25);
  transform: translateY(-2px);
}

.privacy-storage-card h3 {
  font-family: var(--font-head);
  font-size: 18px;
  margin: 0 0 8px;
  color: var(--ink-main);
}

.privacy-storage-card p {
  color: var(--ink-sub);
  font-size: 15px;
  line-height: 1.75;
  margin: 0;
}

/* ===== 操作步骤 ===== */
.privacy-steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
}

.privacy-steps li {
  counter-increment: step;
  display: flex;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--line);
  align-items: baseline;
}

.privacy-steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  color: var(--signal-green);
  font-size: 15px;
  flex-shrink: 0;
  min-width: 26px;
}

.privacy-steps strong {
  display: block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 17px;
  min-width: 88px;
  color: var(--ink-main);
}

.privacy-steps span {
  color: var(--ink-sub);
  font-size: 15px;
  line-height: 1.8;
}

/* ===== 联系渠道 ===== */
.privacy-contact {
  margin: 28px 0 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.privacy-contact div {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  background: var(--bg-panel);
  padding: 16px 18px;
}

.privacy-contact dt {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--data-green);
}

.privacy-contact dd {
  margin: 0;
  color: var(--ink-main);
  font-size: 15px;
  line-height: 1.6;
  word-break: break-all;
}

/* ===== 相关页面 ===== */
.privacy-related {
  padding: 52px 0 60px;
  background: var(--bg-overlay);
  border-top: 1px solid var(--line-soft);
}

.privacy-related__label {
  font-family: var(--font-mono);
  color: var(--hint-orange);
  font-size: 14px;
  letter-spacing: 0.08em;
}

.privacy-related ul {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
  display: grid;
  gap: 12px;
}

.privacy-related a {
  display: inline-block;
  color: var(--ink-main);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 3px;
  font-size: 15px;
  transition:
    color 0.2s var(--ease),
    border-color 0.2s var(--ease),
    transform 0.2s var(--ease);
}

.privacy-related a:hover {
  color: var(--signal-green);
  border-color: var(--signal-green);
  transform: translateX(4px);
}

/* ===== 结尾索引 ===== */
.privacy-end {
  padding: 22px 0 30px;
  background: var(--bg-deep);
}

.privacy-end__code {
  font-family: var(--font-mono);
  color: var(--ink-faint);
  font-size: 13px;
  letter-spacing: 0.06em;
}

/* ===== 平板与桌面 ===== */
@media (min-width: 768px) {
  .privacy-hero {
    padding: 168px 0 72px;
  }

  .privacy-hero::before {
    width: 240px;
    height: 240px;
  }

  .privacy-toc__list {
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
  }

  .privacy-toc__list a {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .privacy-section {
    padding: 72px 0;
  }

  .privacy-section__grid {
    grid-template-columns: var(--privacy-rail-w) minmax(0, var(--privacy-content-w));
    gap: var(--privacy-gap);
    justify-content: start;
  }

  .privacy-section__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding-top: 10px;
  }

  .privacy-section__num {
    font-size: 96px;
  }

  .privacy-storage-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .privacy-contact div {
    grid-template-columns: 110px 1fr;
    gap: 0;
  }

  .privacy-related ul {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  .privacy-hero {
    padding: 180px 0 80px;
  }

  .privacy-toc__list {
    gap: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy *,
  .page-privacy *::before,
  .page-privacy *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}