.page-privacy {
  --privacy-line: rgba(23, 164, 107, 0.28);
  --privacy-line-soft: rgba(23, 164, 107, 0.16);
  --privacy-tint: rgba(53, 230, 140, 0.07);
  --privacy-scroll-offset: 108px;
  display: block;
}

/* ---------- 顶部 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  border-bottom: var(--bw) solid var(--line-soft);
  background:
    radial-gradient(120% 100% at 82% 0%, rgba(53, 230, 140, 0.14) 0%, rgba(6, 17, 12, 0) 58%),
    linear-gradient(180deg, var(--c-stand) 0%, var(--c-night) 100%);
  padding: clamp(30px, 6vw, 68px) 0 clamp(30px, 5vw, 60px);
}

.page-privacy .privacy-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.24;
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: linear-gradient(100deg, var(--c-night) 22%, rgba(6, 17, 12, 0.55) 60%, rgba(6, 17, 12, 0.9) 100%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.page-privacy .privacy-hero__title {
  margin: 14px 0 0;
  font-size: var(--fs-h1);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--c-white);
  max-width: 22ch;
}

.page-privacy .privacy-hero__title strong {
  font-weight: 700;
  color: var(--c-mint);
  letter-spacing: -0.01em;
}

.page-privacy .privacy-hero__lede {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: var(--fs-body);
  line-height: 1.8;
  color: var(--c-white);
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--privacy-line);
}

.page-privacy .privacy-hero__meta-item {
  font-size: var(--fs-index);
  letter-spacing: 0.06em;
  color: var(--c-amber);
}

/* ---------- 主体两栏 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding-top: clamp(30px, 5vw, 60px);
  padding-bottom: clamp(50px, 8vw, 100px);
}

/* ---------- 目录 ---------- */
.page-privacy .privacy-toc {
  border: var(--bw) solid var(--privacy-line);
  border-radius: var(--r-card);
  background: var(--c-stand);
  box-shadow: var(--shadow-hard-sm);
  padding: 16px 16px 18px;
}

.page-privacy .privacy-toc .eyebrow {
  display: block;
  margin: 0;
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 8px 8px 10px;
  border-left: 2px solid transparent;
  border-radius: 6px;
  color: var(--c-white);
  font-size: var(--fs-small);
  line-height: 1.45;
  text-decoration: none;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-toc__num {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-muted);
  transition: color var(--t-fast) var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  background: var(--privacy-tint);
  border-left-color: var(--c-brand);
  color: var(--c-mint);
}

.page-privacy .privacy-toc__link:hover .privacy-toc__num,
.page-privacy .privacy-toc__link:focus-visible .privacy-toc__num {
  color: var(--c-neon);
}

/* 当前章节高亮（浏览器支持 :has 时生效，不支持也不影响阅读） */
.page-privacy:has(#collect:target) .privacy-toc__link[href="#collect"],
.page-privacy:has(#purpose:target) .privacy-toc__link[href="#purpose"],
.page-privacy:has(#cookie:target) .privacy-toc__link[href="#cookie"],
.page-privacy:has(#retention:target) .privacy-toc__link[href="#retention"],
.page-privacy:has(#partners:target) .privacy-toc__link[href="#partners"],
.page-privacy:has(#rights:target) .privacy-toc__link[href="#rights"],
.page-privacy:has(#updates:target) .privacy-toc__link[href="#updates"],
.page-privacy:has(#reach:target) .privacy-toc__link[href="#reach"] {
  background: var(--privacy-tint);
  border-left-color: var(--c-neon);
  color: var(--c-mint);
}

.page-privacy:has(#collect:target) .privacy-toc__link[href="#collect"] .privacy-toc__num,
.page-privacy:has(#purpose:target) .privacy-toc__link[href="#purpose"] .privacy-toc__num,
.page-privacy:has(#cookie:target) .privacy-toc__link[href="#cookie"] .privacy-toc__num,
.page-privacy:has(#retention:target) .privacy-toc__link[href="#retention"] .privacy-toc__num,
.page-privacy:has(#partners:target) .privacy-toc__link[href="#partners"] .privacy-toc__num,
.page-privacy:has(#rights:target) .privacy-toc__link[href="#rights"] .privacy-toc__num,
.page-privacy:has(#updates:target) .privacy-toc__link[href="#updates"] .privacy-toc__num,
.page-privacy:has(#reach:target) .privacy-toc__link[href="#reach"] .privacy-toc__num {
  color: var(--c-neon);
}

/* ---------- 正文列 ---------- */
.page-privacy .privacy-body {
  min-width: 0;
}

.page-privacy .privacy-sec {
  scroll-margin-top: var(--privacy-scroll-offset);
  border-top: var(--bw) solid var(--privacy-line);
  padding-top: clamp(24px, 3.4vw, 40px);
  padding-bottom: clamp(30px, 4.6vw, 56px);
}

.page-privacy .privacy-sec:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .privacy-sec:target > .section__head .section__title {
  color: var(--c-mint);
}

.page-privacy .privacy-sec .section__head {
  max-width: 70ch;
}

.page-privacy .privacy-sec .section__note {
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.7;
  color: var(--c-mint);
}

/* ---------- 定义型条目 ---------- */
.page-privacy .privacy-rows {
  list-style: none;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-privacy .privacy-row {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--privacy-line-soft);
}

.page-privacy .privacy-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .privacy-row__k {
  margin: 0;
  font-size: var(--fs-h4);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--c-white);
}

.page-privacy .privacy-row__k::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 10px;
  vertical-align: 1px;
  background: var(--c-neon);
  border-radius: 2px;
}

.page-privacy .privacy-row__v {
  margin: 0;
  padding-left: 18px;
  font-size: var(--fs-body);
  line-height: 1.78;
  color: var(--c-white);
  max-width: 66ch;
}

/* ---------- 卡片组 ---------- */
.page-privacy .privacy-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: clamp(20px, 3vw, 34px);
}

.page-privacy .privacy-card {
  border: var(--bw) solid var(--privacy-line);
  border-radius: var(--r-card);
  background: var(--c-card);
  box-shadow: var(--shadow-hard-sm);
  padding: 20px 20px 22px;
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-card:hover {
  transform: translate(-2px, -2px);
  border-color: var(--c-neon);
  box-shadow: var(--shadow-hard);
}

.page-privacy .privacy-card .card__meta {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--c-amber);
}

.page-privacy .privacy-card .card__title {
  margin: 10px 0 10px;
  font-size: var(--fs-h3);
  font-weight: 600;
  line-height: 1.3;
  color: var(--c-white);
}

.page-privacy .privacy-card .card__body {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--c-white);
}

/* ---------- 折叠面板 ---------- */
.page-privacy .privacy-accs {
  margin-top: clamp(20px, 3vw, 34px);
  border: var(--bw) solid var(--privacy-line);
  border-radius: var(--r-card);
  background: var(--c-stand);
  box-shadow: var(--shadow-hard-sm);
  overflow: hidden;
}

.page-privacy .privacy-acc + .privacy-acc {
  border-top: 1px solid var(--privacy-line);
}

.page-privacy .privacy-acc__head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  transition: background var(--t-fast) var(--ease);
}

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

.page-privacy .privacy-acc__head:hover {
  background: var(--privacy-tint);
}

.page-privacy .privacy-acc__head:focus-visible {
  outline: 2px solid var(--c-neon);
  outline-offset: -2px;
}

.page-privacy .privacy-acc__idx {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-neon);
}

.page-privacy .privacy-acc__title {
  flex: 1 1 auto;
  min-width: 8ch;
  font-size: var(--fs-h4);
  font-weight: 600;
  color: var(--c-white);
}

.page-privacy .privacy-acc__hint {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-muted);
}

.page-privacy .privacy-acc__head::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--c-brand);
  transition: transform var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-privacy .privacy-acc[open] .privacy-acc__head::after {
  content: "–";
  color: var(--c-neon);
}

.page-privacy .privacy-acc__body {
  padding: 0 20px 22px;
  border-top: 1px dashed var(--privacy-line);
  padding-top: 16px;
  margin: 0;
}

.page-privacy .privacy-acc__body p {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.78;
  color: var(--c-white);
  max-width: 68ch;
}

/* ---------- 操作路径 ---------- */
.page-privacy .privacy-steps {
  list-style: none;
  margin: clamp(20px, 3vw, 34px) 0 0;
  padding: 0;
  counter-reset: pstep;
  display: grid;
  gap: 12px;
}

.page-privacy .privacy-step {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 16px 18px;
  border-left: 3px solid var(--c-brand);
  background: linear-gradient(90deg, var(--privacy-tint), rgba(6, 17, 12, 0));
}

.page-privacy .privacy-step__k {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--c-neon);
}

.page-privacy .privacy-step__v {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--c-white);
  max-width: 68ch;
}

/* ---------- 联系方式 ---------- */
.page-privacy .privacy-contact {
  margin-top: clamp(20px, 3vw, 34px);
  border: var(--bw) solid var(--privacy-line);
  border-radius: var(--r-card);
  background: var(--c-deep);
  box-shadow: var(--shadow-hard-sm);
  padding: clamp(20px, 3vw, 30px);
}

.page-privacy .privacy-contact__list {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-privacy .privacy-contact__row {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-bottom: 1px solid var(--privacy-line-soft);
}

.page-privacy .privacy-contact__row:last-child {
  border-bottom: 0;
}

.page-privacy .privacy-contact__k {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-muted);
}

.page-privacy .privacy-contact__v {
  margin: 0;
  font-size: clamp(15px, 1.2vw, 18px);
  line-height: 1.6;
  color: var(--c-white);
  word-break: break-word;
}

.page-privacy .privacy-contact__note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--privacy-line-soft);
  font-size: var(--fs-small);
  line-height: 1.75;
  color: var(--c-mint);
  max-width: 68ch;
}

/* ---------- 行内链接 ---------- */
.page-privacy .privacy-inline-link {
  color: var(--c-neon);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color var(--t-fast) var(--ease);
}

.page-privacy .privacy-inline-link:hover,
.page-privacy .privacy-inline-link:focus-visible {
  color: var(--c-amber);
}

.page-privacy .privacy-note {
  margin: 20px 0 0;
  font-size: var(--fs-small);
  line-height: 1.75;
  color: var(--c-muted);
  max-width: 70ch;
  border-left: 2px solid var(--privacy-line);
  padding-left: 14px;
}

/* ---------- 数据流向图 ---------- */
.page-privacy .privacy-flow {
  margin-top: clamp(40px, 6vw, 72px);
  padding-top: clamp(26px, 4vw, 44px);
  border-top: var(--bw) solid var(--privacy-line);
}

.page-privacy .privacy-flow__head {
  max-width: 70ch;
}

.page-privacy .privacy-flow__title {
  margin: 10px 0 0;
  font-size: var(--fs-h2);
  font-weight: 600;
  line-height: 1.22;
  color: var(--c-white);
}

.page-privacy .privacy-flow__note {
  margin: 12px 0 0;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--c-muted);
}

.page-privacy .privacy-flow__frame {
  margin-top: clamp(20px, 3vw, 30px);
  border: var(--bw) solid var(--privacy-line);
  border-radius: var(--r-card);
  background:
    linear-gradient(180deg, var(--c-stand) 0%, var(--c-night) 100%);
  box-shadow: var(--shadow-hard-sm);
  padding: 14px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-flow__svg {
  display: block;
  width: 100%;
  min-width: 540px;
  height: auto;
}

.page-privacy .privacy-flow__link {
  fill: none;
  stroke: var(--c-neon);
  stroke-width: 2;
  stroke-linecap: round;
  opacity: 0.72;
}

.page-privacy .privacy-flow__node rect {
  fill: var(--c-card);
  stroke: var(--c-brand);
  stroke-width: 2;
  transition: fill var(--t-fast) var(--ease), stroke var(--t-fast) var(--ease);
}

.page-privacy .privacy-flow__node:hover rect {
  fill: var(--c-deep);
  stroke: var(--c-neon);
}

.page-privacy .privacy-flow__node--origin rect {
  fill: var(--c-deep);
  stroke: var(--c-neon);
}

.page-privacy .privacy-flow__node .privacy-flow__label {
  fill: var(--c-white);
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 600;
}

.page-privacy .privacy-flow__node .privacy-flow__sub {
  fill: var(--c-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.06em;
}

.page-privacy .privacy-flow__node:hover .privacy-flow__sub {
  fill: var(--c-amber);
}

/* ---------- 显现动效 ---------- */
.page-privacy .reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--t-slow) var(--ease), transform var(--t-slow) var(--ease);
}

.page-privacy .reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .privacy-step {
    grid-template-columns: 116px minmax(0, 1fr);
    align-items: start;
    gap: 16px;
  }

  .page-privacy .privacy-step__k {
    padding-top: 3px;
  }

  .page-privacy .privacy-contact__row {
    grid-template-columns: 130px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

  .page-privacy .privacy-row {
    grid-template-columns: 172px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }

  .page-privacy .privacy-row__v {
    padding-left: 0;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 252px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 104px;
    max-height: calc(100vh - 140px);
    overflow-y: auto;
  }

  .page-privacy .privacy-cards--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .privacy-flow__frame {
    padding: 20px 24px;
  }
}

@media (min-width: 1280px) {
  .page-privacy .privacy-card {
    padding: 24px 24px 26px;
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .reveal,
  .page-privacy .privacy-card,
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-flow__node rect {
    transition: none;
  }

  .page-privacy .reveal {
    opacity: 1;
    transform: none;
  }

  .page-privacy .privacy-card:hover {
    transform: none;
  }
}