.page-privacy {
  background: var(--ink-900);
  color: var(--paper-050);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding-block: clamp(20px, 3vw, 36px) clamp(28px, 4vw, 56px);
  border-bottom: 1px solid var(--line-500);
}

.page-privacy .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 52px);
  margin-top: clamp(20px, 3vw, 40px);
}

.page-privacy .hero-copy {
  min-width: 0;
}

.page-privacy .hero-title {
  font-family: var(--font-head);
  font-size: clamp(36px, 7vw, 76px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 14px 0 0;
  color: var(--paper-050);
}

.page-privacy .hero-lead {
  margin-top: clamp(16px, 2vw, 26px);
  max-width: 56ch;
  color: var(--paper-300);
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.9;
}

.page-privacy .hero-meta {
  list-style: none;
  margin: clamp(20px, 3vw, 34px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  border-top: 1px solid var(--line-500);
  padding-top: 16px;
}

.page-privacy .hero-meta-item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-privacy .hero-meta-key {
  color: var(--slate-700);
}

.page-privacy .hero-meta-val {
  color: var(--paper-050);
}

.page-privacy .hero-figure {
  margin: 0;
  border: 1px solid var(--line-500);
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--ink-800);
}

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

/* ---------- 正文骨架 ---------- */
.page-privacy .doc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 4vw, 56px);
  padding-block: clamp(32px, 5vw, 64px) clamp(56px, 8vw, 120px);
}

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

/* ---------- 条款区块 ---------- */
.page-privacy .clause {
  max-width: 72ch;
  padding-block: clamp(28px, 4vw, 52px);
  border-top: 1px solid var(--line-500);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-privacy .clause:first-child {
  border-top: none;
  padding-top: 0;
}

.page-privacy .clause:target {
  border-top-color: var(--lime-400);
}

.page-privacy .clause-head {
  display: flex;
  align-items: baseline;
  gap: clamp(12px, 2vw, 22px);
  margin-bottom: clamp(12px, 1.6vw, 20px);
}

.page-privacy .clause-num {
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1;
  color: var(--slate-700);
  letter-spacing: 0.02em;
  transition: color var(--dur) var(--ease);
}

.page-privacy .clause:target .clause-num {
  color: var(--lime-400);
}

.page-privacy .clause-title {
  font-family: var(--font-head);
  font-size: clamp(20px, 2.4vw, 30px);
  line-height: 1.3;
  margin: 0;
  color: var(--paper-050);
  letter-spacing: -0.01em;
}

.page-privacy .clause-lead {
  margin: 0 0 clamp(18px, 2.2vw, 26px);
  color: var(--paper-300);
  font-size: 15px;
  line-height: 1.9;
}

.page-privacy .clause-note {
  margin: clamp(16px, 2vw, 22px) 0 0;
  padding-left: 14px;
  border-left: 1px solid var(--orange-500);
  color: var(--paper-300);
  font-size: 14px;
  line-height: 1.85;
}

.page-privacy .clause-note a {
  color: var(--lime-400);
  text-decoration: none;
  border-bottom: 1px solid var(--lime-400);
}

.page-privacy .clause-note a:hover {
  color: var(--ink-900);
  background: var(--lime-400);
}

/* ---------- 键值条目 ---------- */
.page-privacy .term-list {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-privacy .term-list dt {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 500;
  color: var(--paper-050);
  margin-top: 20px;
}

.page-privacy .term-list dd {
  margin: 6px 0 0;
  color: var(--paper-300);
  font-size: 15px;
  line-height: 1.9;
}

/* ---------- 项目列表 ---------- */
.page-privacy .bullet-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .bullet-list > li {
  position: relative;
  padding-left: 24px;
  color: var(--paper-300);
  font-size: 15px;
  line-height: 1.9;
}

.page-privacy .bullet-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 12px;
  height: 1px;
  background: var(--lime-400);
}

.page-privacy .bullet-list strong {
  color: var(--paper-050);
  font-weight: 500;
}

/* ---------- 术语提示 ---------- */
.page-privacy .gloss {
  position: relative;
  color: var(--paper-050);
  border-bottom: 1px dashed var(--orange-500);
  cursor: help;
  outline: none;
}

.page-privacy .gloss:focus-visible {
  border-bottom-style: solid;
}

.page-privacy .gloss-tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  width: min(260px, 70vw);
  padding: 10px 12px;
  background: var(--indigo-700);
  border: 1px solid var(--orange-500);
  color: var(--paper-050);
  font-size: 13px;
  line-height: 1.7;
  font-weight: 400;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) var(--ease), visibility var(--dur) var(--ease);
  z-index: 6;
}

.page-privacy .gloss:hover .gloss-tip,
.page-privacy .gloss:focus .gloss-tip,
.page-privacy .gloss:focus-within .gloss-tip {
  opacity: 1;
  visibility: visible;
}

/* ---------- 信息流向示意 ---------- */
.page-privacy .flow-figure {
  margin: 0 0 clamp(20px, 2.6vw, 30px);
  padding: clamp(16px, 2.4vw, 26px);
  background: var(--ink-800);
  border: 1px solid var(--line-500);
}

.page-privacy .flow-figure svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-privacy .flow-figure .fn {
  fill: none;
  stroke: var(--line-500);
  stroke-width: 1;
}

.page-privacy .flow-figure .fl {
  fill: none;
  stroke: var(--orange-500);
  stroke-width: 1;
}

.page-privacy .flow-figure .fdot {
  fill: var(--lime-400);
}

.page-privacy .flow-figure .ft {
  fill: var(--paper-050);
  font-family: var(--font-body);
  font-size: 13px;
}

.page-privacy .flow-figure .ft-dim {
  fill: var(--paper-300);
  font-size: 11px;
}

.page-privacy .flow-caption {
  margin: 16px 0 0;
  color: var(--paper-300);
  font-size: 13px;
  line-height: 1.8;
}

/* ---------- 联系卡片 ---------- */
.page-privacy .contact-card {
  margin-top: clamp(22px, 3vw, 32px);
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--line-500);
  background: var(--ink-800);
}

.page-privacy .contact-lead {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--paper-300);
}

.page-privacy .contact-list {
  margin: 0 0 16px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px 0;
}

.page-privacy .contact-list dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate-700);
}

.page-privacy .contact-list dd {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--paper-050);
  word-break: break-word;
}

.page-privacy .contact-note {
  margin: 0 0 20px;
  color: var(--paper-300);
  font-size: 13px;
  line-height: 1.8;
}

/* ---------- 侧栏 ---------- */
.page-privacy .doc-side {
  min-width: 0;
}

.page-privacy .side-inner {
  border-top: 1px solid var(--line-500);
  padding-top: 16px;
}

.page-privacy .side-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--slate-700);
}

.page-privacy .side-nav {
  display: grid;
  border-top: 1px solid var(--line-500);
}

.page-privacy .side-nav a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-500);
  color: var(--paper-300);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.5;
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-privacy .side-nav a:hover,
.page-privacy .side-nav a:focus-visible {
  color: var(--lime-400);
  padding-left: 4px;
}

.page-privacy .side-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--slate-700);
  letter-spacing: 0.06em;
}

.page-privacy .side-nav a:hover .side-num {
  color: var(--lime-400);
}

.page-privacy .side-note {
  margin-top: clamp(20px, 2.6vw, 30px);
  padding: 16px;
  background: var(--ink-800);
  border: 1px solid var(--line-500);
}

.page-privacy .side-note-key {
  margin: 12px 0 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--slate-700);
}

.page-privacy .side-note-key:first-child {
  margin-top: 0;
}

.page-privacy .side-note-val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--paper-050);
}

/* ---------- 窄屏适配 ---------- */
@media (max-width: 719px) {
  .page-privacy .hero-figure {
    aspect-ratio: 4 / 3;
  }

  .page-privacy .clause-head {
    gap: 10px;
  }

  .page-privacy .clause {
    max-width: none;
  }

  .page-privacy .contact-list {
    gap: 4px;
  }

  .page-privacy .flow-figure {
    padding: 12px;
  }
}

/* ---------- 桌面网格 ---------- */
@media (min-width: 720px) {
  .page-privacy .term-list {
    grid-template-columns: minmax(120px, 168px) minmax(0, 1fr);
    column-gap: clamp(20px, 3vw, 40px);
  }

  .page-privacy .term-list dt,
  .page-privacy .term-list dd {
    margin: 0;
    padding-top: 16px;
    padding-bottom: 16px;
    border-top: 1px solid var(--line-500);
  }

  .page-privacy .contact-list {
    grid-template-columns: minmax(78px, 96px) minmax(0, 1fr);
    column-gap: 18px;
  }

  .page-privacy .contact-list dd {
    margin-bottom: 10px;
  }
}

@media (min-width: 860px) {
  .page-privacy .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
  }

  .page-privacy .hero-figure {
    aspect-ratio: 3 / 4;
  }
}

@media (min-width: 1040px) {
  .page-privacy .doc-grid {
    grid-template-columns: minmax(0, 1fr) minmax(216px, 290px);
    column-gap: clamp(40px, 5vw, 84px);
  }

  .page-privacy .side-inner {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }
}