.page-privacy {
  --privacy-num-outline: rgba(212, 165, 116, 0.75);
  --privacy-muted: #5c5a55;
  position: relative;
  background-color: var(--color-cloud-mist);
  overflow-x: hidden;
}

/* ===== 首屏 ===== */
.page-privacy__hero {
  position: relative;
  padding: 32px 0 48px;
  background: linear-gradient(180deg, var(--color-snow-white) 0%, var(--color-cloud-mist) 100%);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}

.page-privacy__hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 84% 16%, rgba(242, 193, 78, 0.16), transparent 38%),
    repeating-linear-gradient(-45deg, transparent 0 20px, rgba(140, 138, 134, 0.055) 20px 21px);
  pointer-events: none;
}

.page-privacy__hero-inner {
  position: relative;
  max-width: 880px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-privacy__hero .breadcrumb {
  margin-bottom: 30px;
}

.page-privacy__hero-title {
  display: inline-block;
  position: relative;
  margin: 0 0 22px;
  padding-bottom: 18px;
  font-family: var(--font-heading);
  font-size: clamp(44px, 7vw, 76px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}

.page-privacy__hero-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 92px;
  height: 5px;
  border-radius: 3px;
  background: var(--color-vivid-orange);
}

.page-privacy__hero-lead {
  margin: 0 0 26px;
  max-width: 700px;
  font-size: 17px;
  line-height: 1.9;
  color: var(--privacy-muted);
  letter-spacing: 0.01em;
}

.page-privacy__hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
}

/* ===== 主布局 ===== */
.page-privacy__layout {
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding-top: 40px;
  padding-bottom: 72px;
}

.page-privacy__sidebar {
  display: contents;
}

.page-privacy__sidenav { order: 1; }
.page-privacy__content { order: 2; }
.page-privacy__figure { order: 3; }
.page-privacy__contact-card { order: 4; }

/* ===== 章节导航 ===== */
.page-privacy__sidenav {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-snow-white);
  box-shadow: var(--shadow-card);
  padding: 18px 20px 10px;
}

.page-privacy__sidenav-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-gobi-gray);
}

.page-privacy__sidenav-title::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--color-vivid-orange);
  flex-shrink: 0;
}

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

.page-privacy__sidenav-item {
  border-bottom: 1px solid var(--color-border);
}

.page-privacy__sidenav-item:last-child {
  border-bottom: none;
}

.page-privacy__sidenav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 2px;
  color: var(--color-ink);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition:
    color var(--transition-speed) var(--ease-out),
    padding-left var(--transition-speed) var(--ease-out);
}

.page-privacy__sidenav-link > span[aria-hidden="true"] {
  color: var(--color-desert-sand);
  font-size: 12px;
  transition: transform var(--transition-speed) var(--ease-out);
}

.page-privacy__sidenav-link:hover,
.page-privacy__sidenav-link:focus-visible {
  color: var(--color-vivid-orange);
  padding-left: 8px;
  outline: none;
}

.page-privacy__sidenav-link:hover > span[aria-hidden="true"],
.page-privacy__sidenav-link:focus-visible > span[aria-hidden="true"] {
  transform: translate(2px, 2px);
}

/* ===== 示意图 ===== */
.page-privacy__figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--color-sand-light);
  box-shadow: var(--shadow-card);
}

.page-privacy__figure-img {
  display: block;
  width: 100%;
  height: auto;
}

.page-privacy__figure figcaption {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: rgba(46, 46, 46, 0.78);
  color: var(--color-snow-white);
  font-size: 13px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  backdrop-filter: blur(4px);
}

/* ===== 联系卡 ===== */
.page-privacy__contact-card {
  position: relative;
  padding: 24px 22px 20px;
  border-radius: var(--radius);
  background: var(--color-slate-dark);
  color: var(--color-snow-white);
  overflow: hidden;
}

.page-privacy__contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-vivid-orange);
}

.page-privacy__contact-title {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 800;
  color: var(--color-snow-white);
}

.page-privacy__contact-note {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(247, 245, 240, 0.72);
}

.page-privacy__contact-list {
  margin: 0;
  padding: 0;
}

.page-privacy__contact-list > div {
  padding: 12px 0;
  border-top: 1px solid var(--color-border-light);
}

.page-privacy__contact-list > div:first-of-type {
  border-top: none;
}

.page-privacy__contact-list dt {
  margin-bottom: 4px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: rgba(247, 245, 240, 0.56);
}

.page-privacy__contact-list dd {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-snow-white);
  word-break: break-word;
}

/* ===== 内容区 ===== */
.page-privacy__content {
  position: relative;
  min-width: 0;
}

.page-privacy__content::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 320px;
  background: radial-gradient(circle at 72% 18%, rgba(242, 193, 78, 0.1), transparent 70%);
  pointer-events: none;
}

.page-privacy__section {
  position: relative;
  padding: 8px 0 48px;
  border-bottom: 1px solid var(--color-border);
  scroll-margin-top: calc(var(--header-height) + 24px);
}

.page-privacy__section:last-of-type {
  padding-bottom: 40px;
  border-bottom: none;
}

.page-privacy__section-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 22px;
}

.page-privacy__section-index {
  flex-shrink: 0;
  font-family: var(--font-num);
  font-size: 50px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: rgba(212, 165, 116, 0.45);
}

@supports (-webkit-text-stroke: 1px black) {
  .page-privacy__section-index {
    color: transparent;
    -webkit-text-stroke: 1.5px var(--privacy-num-outline);
  }
}

.page-privacy__section-title {
  position: relative;
  margin: 0;
  padding-bottom: 10px;
  font-family: var(--font-heading);
  font-size: 27px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-ink);
}

.page-privacy__section-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 42px;
  height: 3px;
  border-radius: 2px;
  background: var(--color-vivid-orange);
}

.page-privacy__section-intro {
  margin: 0 0 22px;
  max-width: 640px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--privacy-muted);
}

.page-privacy__block {
  margin-top: 26px;
}

.page-privacy__block h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 700;
  color: var(--color-ink);
}

.page-privacy__block h3::before {
  content: "";
  width: 18px;
  height: 2px;
  background: var(--color-desert-sand);
  flex-shrink: 0;
}

.page-privacy__block p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--privacy-muted);
}

.page-privacy__note {
  margin-top: 30px;
  padding: 14px 18px;
  border-left: 3px solid var(--color-sunshine-yellow);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(242, 193, 78, 0.09);
  font-size: 14px;
  line-height: 1.8;
  color: var(--privacy-muted);
}

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

.page-privacy__list li {
  position: relative;
  padding: 0 0 18px 26px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--privacy-muted);
}

.page-privacy__list li:last-child {
  padding-bottom: 0;
}

.page-privacy__list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--color-vivid-orange);
  transform: rotate(45deg);
}

.page-privacy__list strong {
  color: var(--color-ink);
  font-weight: 700;
}

.page-privacy__rights-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-privacy__right-item {
  padding: 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-snow-white);
}

.page-privacy__right-item h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 800;
  color: var(--color-ink);
}

.page-privacy__right-item h3::before {
  content: "";
  width: 20px;
  height: 4px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--color-vivid-orange), var(--color-sunshine-yellow));
}

.page-privacy__right-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--privacy-muted);
}

.page-privacy__content a {
  font-weight: 600;
  color: var(--color-vivid-orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 26, 0.4);
  transition: border-color var(--transition-speed) var(--ease-out);
}

.page-privacy__content a:hover,
.page-privacy__content a:focus-visible {
  border-bottom-color: var(--color-vivid-orange);
  outline: none;
}

.page-privacy__closing {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 20px;
  margin-top: 36px;
  padding: 18px 22px;
  border: 1px dashed var(--color-desert-sand);
  border-radius: var(--radius-sm);
  background: rgba(232, 213, 192, 0.16);
  font-size: 14px;
  color: var(--color-gobi-gray);
}

.page-privacy__closing p {
  margin: 0;
}

/* ===== 桌面端 ===== */
@media (min-width: 920px) {
  .page-privacy__hero {
    padding: 56px 0 72px;
  }

  .page-privacy__hero-title {
    font-size: clamp(56px, 6.5vw, 84px);
  }

  .page-privacy__hero-lead {
    font-size: 18px;
  }

  .page-privacy__layout {
    display: grid;
    grid-template-columns: 340px minmax(0, 1fr);
    gap: 48px 64px;
    align-items: start;
    padding-top: 64px;
    padding-bottom: 96px;
  }

  .page-privacy__sidebar {
    display: grid;
    gap: 24px;
  }

  .page-privacy__sidenav,
  .page-privacy__content,
  .page-privacy__figure,
  .page-privacy__contact-card {
    order: unset;
  }

  .page-privacy__sidenav {
    position: sticky;
    top: calc(var(--header-height) + 28px);
  }

  .page-privacy__section {
    padding: 18px 0 64px;
  }

  .page-privacy__section-index {
    font-size: 58px;
  }

  .page-privacy__section-title {
    font-size: 31px;
  }

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