/* ===== 博鱼官方入口 · 数据保护说明 ===== */

.page-privacy {
  --privacy-line: rgba(11, 42, 69, 0.14);
  --privacy-line-soft: rgba(11, 42, 69, 0.09);
  --privacy-measure: 66ch;
  --privacy-ink-soft: #22405a;
  background: var(--paper);
  color: var(--abyss);
  font-family: var(--font-sans);
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.4rem, 3.5vw, 2.4rem) 0 clamp(2.6rem, 6vw, 4.6rem);
  background:
    radial-gradient(circle at 86% 6%, rgba(23, 224, 200, 0.2), transparent 54%),
    radial-gradient(circle at 4% 98%, rgba(200, 107, 74, 0.16), transparent 46%),
    linear-gradient(168deg, var(--abyss) 0%, var(--ink) 84%);
  color: var(--paper);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--coral) 58%, rgba(255, 107, 74, 0) 100%);
}

.page-privacy .privacy-hero__crumb {
  margin: 0 0 clamp(1.8rem, 4.5vw, 3rem);
}

.page-privacy .privacy-hero__crumb .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.15rem 0;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
}

.page-privacy .privacy-hero__crumb .breadcrumb-item {
  color: rgba(245, 241, 232, 0.62);
}

.page-privacy .privacy-hero__crumb .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin: 0 0.55rem;
  color: rgba(169, 232, 224, 0.42);
}

.page-privacy .privacy-hero__crumb .breadcrumb-link {
  color: var(--shallow);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-privacy .privacy-hero__crumb .breadcrumb-link:hover,
.page-privacy .privacy-hero__crumb .breadcrumb-link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-privacy .privacy-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 3.5rem);
}

.page-privacy .privacy-hero__kicker {
  margin: 0 0 1.1rem;
  color: var(--cyan);
  letter-spacing: 0.18em;
  font-size: 0.76rem;
}

.page-privacy .privacy-hero__title {
  margin: 0 0 1.25rem;
  max-width: 19ch;
  color: var(--paper);
  font-size: clamp(1.85rem, 5.4vw, 3.25rem);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: 0.01em;
}

.page-privacy .privacy-hero__lede {
  margin: 0 0 1.6rem;
  max-width: 60ch;
  font-size: clamp(0.98rem, 1.5vw, 1.1rem);
  line-height: 1.9;
  color: rgba(245, 241, 232, 0.82);
}

.page-privacy .privacy-hero__meta {
  display: inline-block;
  margin: 0;
  padding: 0.42rem 0.85rem;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--shallow);
  background: rgba(23, 224, 200, 0.08);
  border: 1px solid rgba(169, 232, 224, 0.34);
  border-radius: 2px;
}

.page-privacy .privacy-hero__figure {
  margin: 0;
  align-self: end;
  border: 1px solid rgba(169, 232, 224, 0.22);
  background: var(--ink);
  box-shadow: 7px 7px 0 rgba(23, 224, 200, 0.14);
  overflow: hidden;
}

.page-privacy .privacy-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* ---------- 正文区域 ---------- */

.page-privacy .privacy-body {
  padding: clamp(2.4rem, 6vw, 4.6rem) 0 clamp(3rem, 7vw, 5.6rem);
  background:
    radial-gradient(circle at 96% 2%, rgba(23, 224, 200, 0.07), transparent 36%),
    var(--paper);
}

.page-privacy .page-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: start;
}

/* ---------- 章节目录 ---------- */

.page-privacy .privacy-rail {
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--privacy-line);
}

.page-privacy .rail-title {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--stone);
}

.page-privacy .rail-nav {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.25rem 1.4rem;
  overflow-x: auto;
  padding-bottom: 0.4rem;
  scrollbar-width: thin;
  scrollbar-color: rgba(11, 42, 69, 0.22) transparent;
}

.page-privacy .rail-nav::-webkit-scrollbar {
  height: 3px;
}

.page-privacy .rail-nav::-webkit-scrollbar-thumb {
  background: rgba(11, 42, 69, 0.22);
}

.page-privacy .rail-link {
  display: block;
  flex: 0 0 auto;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--deep);
  text-decoration: none;
  white-space: nowrap;
  padding: 0.2rem 0;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-privacy .rail-link:hover,
.page-privacy .rail-link:focus-visible {
  color: var(--coral);
  border-bottom-color: rgba(255, 107, 74, 0.55);
}

/* ---------- 章节 ---------- */

.page-privacy .content-column {
  min-width: 0;
}

.page-privacy .privacy-section {
  padding: clamp(1.7rem, 4vw, 2.5rem) 0;
  border-top: 1px solid var(--privacy-line-soft);
  scroll-margin-top: 5.5rem;
}

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

.page-privacy .privacy-section__num {
  display: block;
  margin: 0 0 0.5rem;
  font-size: 0.8rem;
  letter-spacing: 0.24em;
  color: var(--coral);
}

.page-privacy .privacy-section__title {
  margin: 0 0 1.05rem;
  max-width: 24ch;
  color: var(--abyss);
  font-size: clamp(1.3rem, 2.8vw, 1.8rem);
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: 0.01em;
}

.page-privacy .privacy-section__body {
  max-width: var(--privacy-measure);
  font-size: 1rem;
  line-height: 1.88;
  color: var(--privacy-ink-soft);
}

.page-privacy .privacy-section__body p {
  margin: 0 0 1rem;
}

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

/* ---------- 条目列表 ---------- */

.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
}

.page-privacy .privacy-list li {
  position: relative;
  padding: 0.75rem 0 0.75rem 1.4rem;
  border-bottom: 1px dashed var(--privacy-line-soft);
  line-height: 1.8;
}

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

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.32rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
}

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

/* ---------- 联系方式矩阵 ---------- */

.page-privacy .privacy-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 1.5rem 0 0;
  background: var(--privacy-line);
  border: 1px solid var(--privacy-line);
}

.page-privacy .privacy-contact__item {
  background: var(--paper);
  padding: 1.05rem 1.15rem;
}

.page-privacy .privacy-contact__label {
  margin: 0 0 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-privacy .privacy-contact__value {
  margin: 0;
  font-size: 0.96rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--abyss);
  word-break: break-word;
}

.page-privacy .privacy-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

/* ---------- 收尾提示 ---------- */

.page-privacy .privacy-footnote {
  margin: clamp(2rem, 4vw, 3rem) 0 0;
  padding: 1.1rem 1.25rem;
  max-width: var(--privacy-measure);
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--deep);
  background: rgba(169, 232, 224, 0.22);
  border-left: 3px solid var(--cyan);
}

/* ---------- 滚动显现 ---------- */

.page-privacy .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

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

/* ---------- 中等屏 ---------- */

@media (min-width: 640px) {
  .page-privacy .privacy-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 桌面屏 ---------- */

@media (min-width: 960px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: end;
  }

  .page-privacy .page-shell {
    grid-template-columns: 196px minmax(0, 1fr);
    gap: clamp(2.5rem, 5vw, 4.5rem);
  }

  .page-privacy .privacy-rail {
    position: sticky;
    top: 2.5rem;
    padding: 0 0 0 1.05rem;
    border-bottom: 0;
    border-left: 2px solid var(--cyan);
  }

  .page-privacy .rail-nav {
    flex-direction: column;
    flex-wrap: wrap;
    gap: 0;
    overflow-x: visible;
    padding-bottom: 0;
  }

  .page-privacy .rail-link {
    white-space: normal;
    padding: 0.4rem 0;
  }
}

/* ---------- 减少动效 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-privacy .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-privacy .rail-link,
  .page-privacy .privacy-hero__crumb .breadcrumb-link {
    transition: none;
  }
}