.page-privacy {
  --pv-line: rgba(20, 98, 79, 0.16);
  --pv-line-soft: rgba(20, 98, 79, 0.09);
  --pv-ink: #1B2B27;
  --pv-mist: #5C7A73;
  background: var(--paper-50);
  color: var(--pv-ink);
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  padding-bottom: 40px;
}

.page-privacy .privacy-hero__media {
  position: absolute;
  inset: 0;
  opacity: 0.5;
}

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

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 17, 15, 0.55) 0%, rgba(6, 17, 15, 0.9) 62%, var(--paper-50) 100%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: 34px;
}

.page-privacy .privacy-hero .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist-400);
}

.page-privacy .privacy-hero .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--jade-600);
}

.page-privacy .privacy-hero .breadcrumb__item a {
  color: var(--cyan-500);
  text-decoration: none;
}

.page-privacy .privacy-hero__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan-500);
}

.page-privacy .privacy-hero__title {
  margin: 0 0 20px;
  max-width: 20ch;
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(2.1rem, 6vw, 3.6rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-dark);
}

.page-privacy .privacy-hero__lead {
  margin: 0 0 26px;
  max-width: 62ch;
  font-size: 16.5px;
  line-height: 1.85;
  color: rgba(234, 247, 243, 0.82);
}

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

.page-privacy .privacy-hero__meta .label-chip {
  display: inline-block;
  padding: 5px 12px;
  border: 1px solid rgba(43, 227, 198, 0.42);
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--cyan-500);
  background: rgba(6, 17, 15, 0.4);
}

/* ---------- 正文骨架 ---------- */

.page-privacy .privacy-body {
  padding: 12px 0 72px;
}

.page-privacy .privacy-body__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-privacy .privacy-rail {
  position: static;
  border-radius: var(--radius-m);
  border: 1px solid var(--pv-line);
  background: var(--paper-100);
  padding: 16px 16px 18px;
}

.page-privacy .privacy-rail__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--jade-600);
}

.page-privacy .privacy-rail__list {
  display: flex;
  gap: 8px;
  margin: 0 0 14px;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-rail__list a {
  display: flex;
  align-items: baseline;
  gap: 7px;
  white-space: nowrap;
  padding: 7px 13px;
  border: 1px solid var(--pv-line);
  border-radius: var(--radius-pill);
  background: var(--paper-50);
  font-size: 13px;
  color: var(--pv-ink);
  text-decoration: none;
  transition: border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-privacy .privacy-rail__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--jade-600);
}

.page-privacy .privacy-rail__list a:hover,
.page-privacy .privacy-rail__list a:focus-visible {
  border-color: var(--cyan-600);
  background: #fff;
}

.page-privacy .privacy-rail__list a.is-current {
  border-color: var(--jade-600);
  background: var(--grad-jade);
  color: var(--text-dark);
}

.page-privacy .privacy-rail__list a.is-current .privacy-rail__num {
  color: var(--cyan-500);
}

.page-privacy .privacy-rail__cta {
  display: inline-flex;
}

/* ---------- 章节 ---------- */

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

.page-privacy .privacy-sec {
  padding: 30px 0 34px;
  border-top: 1px solid var(--pv-line);
}

.page-privacy .privacy-sec:first-of-type {
  border-top: 0;
  padding-top: 4px;
}

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.page-privacy .section-num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--cyan-600);
  letter-spacing: 0.1em;
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  background: rgba(20, 98, 79, 0.12);
}

.page-privacy .privacy-sec__title {
  margin: 0;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(1.35rem, 4.2vw, 1.85rem);
  line-height: 1.3;
  letter-spacing: -0.015em;
  color: var(--pv-ink);
}

.page-privacy .privacy-sec__intro {
  margin: 0 0 22px;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pv-mist);
}

.page-privacy .privacy-sec a {
  color: var(--jade-600);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-privacy .privacy-sec a:hover {
  color: var(--orange-600);
}

/* ---------- 01 分类卡 ---------- */

.page-privacy .privacy-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-privacy .privacy-card {
  border: 1px solid var(--pv-line);
  border-radius: var(--radius-l);
  background: #fff;
  padding: 22px 20px 20px;
}

.page-privacy .privacy-card__tag {
  display: inline-block;
  margin: 0 0 12px;
  padding: 4px 11px;
  border: 1px solid rgba(255, 122, 47, 0.4);
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--orange-600);
}

.page-privacy .privacy-card__name {
  margin: 0 0 12px;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.12rem;
  line-height: 1.4;
  color: var(--pv-ink);
}

.page-privacy .privacy-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 9px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--pv-ink);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 2px;
  border-radius: 2px;
  background: var(--cyan-600);
}

.page-privacy .privacy-list li:last-child {
  margin-bottom: 0;
}

.page-privacy .privacy-card__foot {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--pv-line);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--pv-mist);
}

/* ---------- 02 用途条目 ---------- */

.page-privacy .privacy-purpose {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-privacy .privacy-purpose__row {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--pv-line-soft);
}

.page-privacy .privacy-purpose__row:first-child {
  border-top: 1px solid var(--pv-line-soft);
}

.page-privacy .privacy-purpose__no {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan-600);
  line-height: 1.6;
}

.page-privacy .privacy-purpose__name {
  margin: 0 0 7px;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.05rem;
  line-height: 1.45;
  color: var(--pv-ink);
}

.page-privacy .privacy-purpose__body p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--pv-mist);
}

/* ---------- 03 保存期限 ---------- */

.page-privacy .privacy-keep {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--pv-line);
  margin-bottom: 24px;
}

.page-privacy .privacy-keep__item {
  background: var(--paper-100);
  padding: 16px 18px;
}

.page-privacy .privacy-keep__k {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--jade-600);
}

.page-privacy .privacy-keep__v {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--pv-ink);
}

.page-privacy .privacy-note {
  border-left: 3px solid var(--cyan-500);
  border-radius: 0 var(--radius-m) var(--radius-m) 0;
  background: #fff;
  padding: 20px 20px 18px;
}

.page-privacy .privacy-note__title {
  margin: 0 0 12px;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--pv-ink);
}

.page-privacy .privacy-note__foot {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--pv-mist);
}

/* ---------- 04 权利 ---------- */

.page-privacy .privacy-rights {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: 24px;
}

.page-privacy .privacy-right {
  border: 1px solid var(--pv-line);
  border-radius: var(--radius-m);
  background: var(--paper-100);
  padding: 18px 18px 16px;
}

.page-privacy .privacy-right__name {
  margin: 0 0 9px;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.02rem;
  color: var(--pv-ink);
}

.page-privacy .privacy-right__desc {
  margin: 0;
  font-size: 14.8px;
  line-height: 1.8;
  color: var(--pv-mist);
}

.page-privacy .privacy-channel {
  border-radius: var(--radius-l);
  background: var(--ink-800);
  padding: 22px 20px;
}

.page-privacy .privacy-channel__lead {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(234, 247, 243, 0.72);
}

.page-privacy .privacy-channel__mail {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(0.95rem, 3.4vw, 1.2rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--cyan-500);
  word-break: break-all;
}

.page-privacy .privacy-channel__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(234, 247, 243, 0.74);
}

/* ---------- 05 版本 ---------- */

.page-privacy .privacy-version {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  border: 1px solid var(--pv-line);
  border-radius: var(--radius-l);
  background: #fff;
  padding: 22px 20px;
}

.page-privacy .privacy-version__badge .label-chip {
  display: inline-block;
  padding: 5px 12px;
  border: 1px solid var(--jade-600);
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--jade-600);
}

.page-privacy .privacy-version__text p {
  margin: 0 0 13px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--pv-ink);
}

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

/* ---------- 页尾动作 ---------- */

.page-privacy .privacy-tail {
  margin-top: 32px;
  padding: 24px 20px;
  border-radius: var(--radius-l);
  background: var(--grad-jade);
  display: grid;
  gap: 18px;
}

.page-privacy .privacy-tail__line {
  margin: 0;
  max-width: 46ch;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--text-dark);
}

.page-privacy .privacy-tail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 焦点 ---------- */

.page-privacy a:focus-visible,
.page-privacy button:focus-visible {
  outline: 2px solid var(--cyan-500);
  outline-offset: 2px;
  border-radius: var(--radius-xs);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-privacy .privacy-hero {
    padding-bottom: 54px;
  }

  .page-privacy .privacy-hero__inner {
    padding-top: 48px;
  }

  .page-privacy .privacy-body {
    padding: 20px 0 96px;
  }

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

  .page-privacy .privacy-cards .privacy-card:first-child {
    grid-column: 1 / -1;
  }

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

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

  .page-privacy .privacy-version {
    grid-template-columns: 180px 1fr;
    gap: 26px;
    padding: 28px 26px;
  }

  .page-privacy .privacy-tail {
    padding: 30px 28px;
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .page-privacy .privacy-purpose__row {
    grid-template-columns: 46px 1fr;
    gap: 20px;
    padding: 20px 0;
  }

  .page-privacy .privacy-channel {
    padding: 28px 26px;
  }
}

@media (min-width: 1040px) {
  .page-privacy .privacy-hero__inner {
    padding-top: 62px;
  }

  .page-privacy .privacy-body__grid {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-privacy .privacy-rail {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    padding: 20px 18px 22px;
  }

  .page-privacy .privacy-rail__list {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    margin-bottom: 16px;
    padding-bottom: 0;
  }

  .page-privacy .privacy-rail__list a {
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0 var(--radius-s) var(--radius-s) 0;
    background: transparent;
    padding: 8px 10px;
    white-space: normal;
    width: 100%;
  }

  .page-privacy .privacy-rail__list a:hover,
  .page-privacy .privacy-rail__list a:focus-visible {
    background: rgba(43, 227, 198, 0.12);
    border-left-color: var(--cyan-600);
  }

  .page-privacy .privacy-rail__list a.is-current {
    background: rgba(20, 98, 79, 0.12);
    border-left-color: var(--cyan-500);
    color: var(--pv-ink);
  }

  .page-privacy .privacy-rail__list a.is-current .privacy-rail__num {
    color: var(--jade-600);
  }

  .page-privacy .privacy-flow {
    max-width: 760px;
  }

  .page-privacy .privacy-sec {
    padding: 42px 0 46px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-rail__list a {
    transition: background 120ms linear, border-color 120ms linear;
  }
}
</main>