.page-privacy {
  --pv-line: rgba(16, 35, 28, 0.16);
  --pv-line-strong: rgba(16, 35, 28, 0.34);
  --pv-soft: rgba(16, 35, 28, 0.6);
  --pv-accent-deep: #1d6b4f;

  background: var(--paper);
  color: var(--paper-ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
}

.page-privacy .privacy-shell {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: var(--gap-m) var(--gap-m) var(--gap-xl);
  overflow-x: clip;
}

/* ---------- 页首 ---------- */

.page-privacy .privacy-head {
  padding-bottom: var(--gap-m);
  border-bottom: 2px solid var(--pv-line-strong);
}

.page-privacy .breadcrumb {
  margin-bottom: var(--gap-m);
  font-size: 13px;
  color: var(--pv-soft);
}

.page-privacy .breadcrumb a {
  color: var(--pv-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .breadcrumb a:hover,
.page-privacy .breadcrumb a:focus-visible {
  color: var(--paper-ink);
  border-bottom-color: var(--pv-accent-deep);
}

.page-privacy .breadcrumb [aria-current="page"] {
  color: var(--paper-ink);
}

.page-privacy .privacy-version {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.45rem;
  margin: 0 0 var(--gap-s);
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--pv-soft);
}

.page-privacy .privacy-version__num {
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: none;
  color: var(--paper-ink);
}

.page-privacy .privacy-version__dot {
  display: inline-block;
  width: 4px;
  height: 4px;
  border-radius: var(--r-pill);
  background: var(--pv-line-strong);
  transform: translateY(-2px);
}

.page-privacy .privacy-head h1 {
  margin: 0;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(30px, 4.6vw, 52px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--ink-deep);
}

.page-privacy .privacy-lede {
  max-width: 40rem;
  margin: var(--gap-s) 0 0;
  font-size: 16px;
  color: rgba(16, 35, 28, 0.78);
}

.page-privacy .privacy-scale {
  height: 9px;
  margin-top: var(--gap-m);
  border-bottom: 1px solid var(--pv-line-strong);
  background-image: repeating-linear-gradient(90deg, var(--pv-line-strong) 0 1px, transparent 1px 16px);
  background-repeat: repeat-x;
}

.page-privacy .privacy-figure {
  margin: var(--gap-m) 0 0;
  border: 1px solid var(--pv-line-strong);
  overflow: hidden;
}

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1600 / 600;
  object-fit: cover;
}

/* ---------- 主体骨架 ---------- */

.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap-l);
  padding-top: var(--gap-l);
}

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

.page-privacy .privacy-doc {
  max-width: 40rem;
}

/* ---------- 侧栏目录（移动端置于正文之前） ---------- */

.page-privacy .privacy-rail {
  order: -1;
  border: 1px solid var(--pv-line);
  background: rgba(255, 255, 255, 0.45);
  padding: var(--gap-s);
}

.page-privacy .privacy-rail__title {
  margin: 0 0 var(--gap-xs);
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--pv-soft);
}

.page-privacy .privacy-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 2px;
}

.page-privacy .privacy-rail__list li {
  margin: 0;
}

.page-privacy .privacy-rail__list a {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.35rem 0.4rem;
  font-size: 14px;
  color: var(--pv-soft);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-privacy .rail-num {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--pv-soft);
}

.page-privacy .privacy-rail__list a:hover,
.page-privacy .privacy-rail__list a:focus-visible {
  color: var(--paper-ink);
  border-left-color: var(--pv-accent-deep);
  background: rgba(70, 227, 164, 0.14);
}

/* ---------- 条文 ---------- */

.page-privacy .privacy-doc section {
  padding: var(--gap-m) 0 var(--gap-l);
  border-top: 1px solid var(--pv-line);
  scroll-margin-top: 92px;
}

.page-privacy .privacy-doc h2 {
  margin: 0 0 var(--gap-s);
  font-family: var(--font-title);
  font-weight: 700;
  font-size: clamp(20px, 2.4vw, 25px);
  line-height: 1.34;
  color: var(--ink-deep);
}

.page-privacy .sec-num {
  display: inline-block;
  margin-right: 0.6rem;
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--pv-soft);
  vertical-align: 0.12em;
}

.page-privacy .clause {
  display: grid;
  grid-template-columns: 2.7rem minmax(0, 1fr);
  gap: 0.3rem 0.55rem;
  margin: 0 0 var(--gap-s);
  font-size: 15.5px;
  color: rgba(16, 35, 28, 0.86);
}

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

.page-privacy .clause__num {
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--pv-soft);
  padding-top: 3px;
}

.page-privacy .clause__text {
  margin: 0;
}

.page-privacy .privacy-doc a {
  color: var(--ink-deep);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-decoration-color: var(--pv-line-strong);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .privacy-doc a:hover,
.page-privacy .privacy-doc a:focus-visible {
  color: var(--pv-accent-deep);
  text-decoration-color: var(--pv-accent-deep);
}

.page-privacy .privacy-doc section:target {
  background: rgba(70, 227, 164, 0.12);
  border-top-color: var(--pv-accent-deep);
  box-shadow: inset 3px 0 0 0 var(--pv-accent-deep);
}

/* ---------- 折叠术语 ---------- */

.page-privacy .privacy-terms {
  margin: var(--gap-s) 0 0;
  border: 1px solid var(--pv-line);
  border-radius: var(--r-s);
  background: rgba(255, 255, 255, 0.55);
  color: var(--paper-ink);
}

.page-privacy .privacy-terms > summary {
  cursor: pointer;
  padding: 0.7rem 0.85rem;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--paper-ink);
  list-style: none;
}

.page-privacy .privacy-terms > summary::-webkit-details-marker {
  display: none;
}

.page-privacy .privacy-terms > summary::before {
  content: "＋";
  display: inline-block;
  width: 1.1em;
  font-family: var(--font-num);
  color: var(--pv-accent-deep);
}

.page-privacy .privacy-terms[open] > summary::before {
  content: "－";
}

.page-privacy .privacy-terms[open] > summary {
  border-bottom: 1px solid var(--pv-line);
}

.page-privacy .privacy-terms .details-panel__body {
  padding: 0.8rem 0.95rem 0.4rem;
  color: rgba(16, 35, 28, 0.84);
}

.page-privacy .privacy-terms .details-panel__body p {
  margin: 0 0 0.6rem;
  font-size: 14.5px;
}

.page-privacy .privacy-terms .details-panel__body p:first-child {
  margin-top: 0;
}

/* ---------- 焦点可见 ---------- */

.page-privacy a:focus-visible,
.page-privacy summary:focus-visible {
  outline: 2px solid var(--pv-accent-deep);
  outline-offset: 2px;
}

/* ---------- 桌面 ---------- */

@media (min-width: 900px) {
  .page-privacy .privacy-shell {
    padding: var(--gap-l) var(--gap-l) var(--gap-xl);
  }

  .page-privacy .privacy-body {
    grid-template-columns: minmax(0, 1fr) 216px;
    gap: var(--gap-xl);
    padding-top: var(--gap-xl);
  }

  .page-privacy .privacy-rail {
    order: 0;
    position: sticky;
    top: 92px;
    align-self: start;
    border: 0;
    border-left: 1px solid var(--pv-line-strong);
    border-radius: 0;
    background: transparent;
    padding: 0 0 0 var(--gap-s);
  }

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

  .page-privacy .clause {
    grid-template-columns: 3rem minmax(0, 1fr);
    font-size: 16px;
  }
}

@media (min-width: 1120px) {
  .page-privacy .privacy-body {
    grid-template-columns: minmax(0, 1fr) 240px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy a,
  .page-privacy summary,
  .page-privacy .breadcrumb a,
  .page-privacy .privacy-rail__list a {
    transition: none;
  }
}