.page-privacy {
  --pr-rail: 220px;
  --pr-gap: clamp(28px, 4vw, 64px);
  --pr-read: 640px;
  padding: 0 var(--gutter) clamp(56px, 8vw, 104px);
  background: var(--ink);
  position: relative;
}

.page-privacy > .breadcrumb,
.page-privacy > .privacy-hero,
.page-privacy > .privacy-visual,
.page-privacy > .privacy-layout {
  max-width: var(--maxw);
  margin-left: auto;
  margin-right: auto;
}

/* ---------- 面包屑 ---------- */
.page-privacy .breadcrumb {
  padding-top: clamp(18px, 3vw, 34px);
  font-size: 13px;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: clamp(20px, 4vw, 46px) 0 clamp(26px, 4vw, 48px);
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 88px;
  height: 2px;
  background: var(--lime);
}

.page-privacy .privacy-kicker {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--lime);
}

.page-privacy .privacy-hero h1 {
  margin: 0;
  font-size: clamp(2.2rem, 6.4vw, 4.4rem);
  line-height: 1.05;
}

.page-privacy .privacy-hero__lede {
  max-width: var(--pr-read);
  margin: clamp(16px, 2.4vw, 26px) 0 0;
  font-size: 17px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 视觉条 ---------- */
.page-privacy .privacy-visual {
  margin: clamp(24px, 4vw, 44px) auto 0;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  aspect-ratio: 1200 / 420;
  background: var(--panel);
}

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

/* ---------- 两栏骨架 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pr-gap);
  margin-top: clamp(30px, 4.5vw, 56px);
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--pr-rail) minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-rail {
  min-width: 0;
}

@media (min-width: 960px) {
  .page-privacy .privacy-rail {
    position: sticky;
    top: 112px;
    align-self: start;
  }
}

.page-privacy .privacy-rail__label {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--muted);
  text-transform: uppercase;
}

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

.page-privacy .privacy-rail__list::-webkit-scrollbar {
  display: none;
}

.page-privacy .privacy-rail__item {
  flex: 0 0 auto;
}

.page-privacy .privacy-rail__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 15px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  color: var(--muted);
  background: transparent;
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color 200ms var(--ease), background 200ms var(--ease), border-color 200ms var(--ease);
}

.page-privacy .privacy-rail__link:hover,
.page-privacy .privacy-rail__link:focus-visible {
  color: var(--text);
  border-color: var(--lime);
  outline: none;
}

.page-privacy .privacy-rail__link[aria-current="true"] {
  color: var(--lime);
  background: rgba(198, 255, 61, 0.12);
  border-color: rgba(198, 255, 61, 0.45);
}

.page-privacy .privacy-rail__num {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
  transition: color 200ms var(--ease);
}

.page-privacy .privacy-rail__link[aria-current="true"] .privacy-rail__num {
  color: var(--lime);
}

@media (min-width: 960px) {
  .page-privacy .privacy-rail__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
    overflow: visible;
    padding: 0;
  }

  .page-privacy .privacy-rail__item {
    flex: 0 0 auto;
  }

  .page-privacy .privacy-rail__link {
    display: flex;
    width: 100%;
    border: 0;
    border-left: 2px solid var(--line);
    border-radius: 0;
    padding: 10px 12px 10px 16px;
    white-space: normal;
    background: transparent;
    font-size: 14px;
  }

  .page-privacy .privacy-rail__link[aria-current="true"] {
    border-left-color: var(--lime);
    background: linear-gradient(90deg, rgba(198, 255, 61, 0.13), transparent 78%);
  }
}

/* ---------- 正文 ---------- */
.page-privacy .privacy-content {
  min-width: 0;
  max-width: var(--pr-read);
}

.page-privacy .privacy-section {
  position: relative;
  padding: clamp(26px, 4vw, 44px) 0;
}

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

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

.page-privacy .privacy-section + .privacy-section::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 56px;
  height: 1px;
  background: var(--lime);
}

.page-privacy .privacy-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.page-privacy .privacy-head__num {
  flex-shrink: 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--lime);
}

.page-privacy .privacy-head h2 {
  margin: 0;
  font-size: clamp(1.15rem, 2.1vw, 1.45rem);
  font-weight: 700;
  line-height: 1.42;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-privacy .privacy-section p {
  margin: 0 0 15px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
}

@media (min-width: 720px) {
  .page-privacy .privacy-section p {
    font-size: 17px;
    line-height: 1.8;
  }
}

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

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

.page-privacy .privacy-section a:hover,
.page-privacy .privacy-section a:focus-visible {
  color: var(--text);
  outline: none;
}

/* ---------- 条目列表 ---------- */
.page-privacy .privacy-list {
  margin: 16px 0 20px;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-list li {
  position: relative;
  padding: 12px 0 12px 22px;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 9px;
  height: 2px;
  background: var(--lime);
}

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

.page-privacy .privacy-list strong {
  color: var(--text);
  font-weight: 700;
}

/* ---------- 浅雾绿强调块 ---------- */
.page-privacy .privacy-callout {
  margin: 20px 0 0;
  padding: clamp(18px, 2.4vw, 24px) clamp(18px, 2.4vw, 26px);
  background: var(--mist);
  color: #33453c;
  border-radius: var(--r-md);
  font-size: 15px;
  line-height: 1.78;
}

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

/* ---------- 联系方式块 ---------- */
.page-privacy .privacy-contact {
  margin: 20px 0;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--elevated);
  overflow: hidden;
}

.page-privacy .privacy-contact__row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  align-items: baseline;
  padding: 14px clamp(16px, 2.4vw, 22px);
  border-bottom: 1px solid var(--line);
}

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

.page-privacy .privacy-contact__label {
  flex: 0 0 auto;
  min-width: 62px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-privacy .privacy-contact__value {
  font-size: 15px;
  color: var(--text);
  word-break: break-word;
}

.page-privacy .privacy-tail {
  padding-top: 4px;
  color: var(--muted);
}

/* ---------- 回到顶部 ---------- */
.page-privacy .privacy-top {
  position: fixed;
  right: clamp(16px, 3.6vw, 34px);
  bottom: clamp(16px, 3.6vw, 34px);
  z-index: 20;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 17px;
  background: var(--elevated);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-decoration: none;
  max-width: none;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.45);
  transition: color 200ms var(--ease), border-color 200ms var(--ease), transform 200ms var(--ease);
}

.page-privacy .privacy-top:hover,
.page-privacy .privacy-top:focus-visible {
  color: var(--lime);
  border-color: var(--lime);
  transform: translateY(-2px);
  outline: none;
}

.page-privacy .privacy-top span {
  font-size: 15px;
  line-height: 1;
}

/* ---------- 减动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-rail__link,
  .page-privacy .privacy-top,
  .page-privacy .privacy-rail__num {
    transition: none;
  }

  .page-privacy .privacy-top:hover,
  .page-privacy .privacy-top:focus-visible {
    transform: none;
  }
}