/* ===== B体育 · 隐私声明页 ===== */

.page-privacy {
  padding: 84px 0 72px;
  background: var(--ink-950);
}

.page-privacy .breadcrumb {
  padding: 8px 0 0;
  font-size: 13px;
}

/* --- 首屏 --- */
.page-privacy .privacy-hero {
  max-width: 800px;
  padding: 26px 0 46px;
}

.page-privacy .privacy-hero .eyebrow {
  color: var(--cyan-400);
  letter-spacing: 0.14em;
}

.page-privacy .privacy-hero h1 {
  margin: 14px 0 20px;
  font-size: clamp(32px, 5.4vw, 54px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--white-0);
}

.page-privacy .privacy-hero__lead {
  margin: 0 0 16px;
  max-width: 60ch;
  font-size: 17px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.76);
}

.page-privacy .privacy-hero__meta {
  margin: 0 0 22px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--gray-400);
}

.page-privacy .privacy-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

/* --- 暖纸长卷 --- */
.page-privacy .privacy-sheet {
  background: var(--paper-100);
  color: var(--ink-800);
  border-radius: var(--r-xl);
  padding: clamp(20px, 4.4vw, 40px);
}

@media (min-width: 720px) {
  .page-privacy .privacy-sheet {
    border-radius: 40px;
    padding: clamp(36px, 5vw, 68px);
  }
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  min-width: 0;
}

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

/* --- 章节索引 --- */
.page-privacy .privacy-rail__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ink-600);
}

.page-privacy .privacy-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-rail__list li {
  flex: 0 0 auto;
}

.page-privacy .privacy-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px 8px 11px;
  border: 1px solid var(--paper-300);
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--ink-800);
  font-size: 13px;
  line-height: 1.2;
  white-space: nowrap;
  text-decoration: none;
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-privacy .privacy-rail__link .num {
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--orange-500);
}

.page-privacy .privacy-rail__link:hover,
.page-privacy .privacy-rail__link:focus-visible {
  border-color: var(--cyan-400);
  background: rgba(53, 240, 208, 0.2);
}

/* --- 章节 --- */
.page-privacy .privacy-sec {
  position: relative;
  padding: 40px 0 6px;
}

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

.page-privacy .privacy-sec + .privacy-sec {
  margin-top: 34px;
  border-top: 1px solid var(--paper-300);
}

.page-privacy .privacy-sec + .privacy-sec::before {
  content: "";
  position: absolute;
  top: 1px;
  left: 0;
  width: 42%;
  height: 8px;
  background-image: repeating-linear-gradient(90deg, var(--paper-300) 0 1px, transparent 1px 14px);
  pointer-events: none;
}

.page-privacy .privacy-sec__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 16px;
  font-size: clamp(19px, 2.4vw, 25px);
  font-weight: 800;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--ink-950);
}

.page-privacy .privacy-sec__no {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--orange-500);
}

.page-privacy .privacy-sec p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-800);
}

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

.page-privacy .privacy-sec p .num {
  font-size: 15px;
  color: var(--ink-950);
}

/* --- 列表 --- */
.page-privacy .privacy-list {
  display: grid;
  gap: 10px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink-800);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 10px;
  height: 2px;
  border-radius: 2px;
  background: var(--orange-500);
}

/* --- 内联流向图 --- */
.page-privacy .privacy-flow {
  margin: 22px 0 18px;
}

.page-privacy .privacy-flow svg {
  display: block;
  width: 100%;
  height: auto;
  max-width: 640px;
}

.page-privacy .pf-box {
  fill: rgba(255, 255, 255, 0.62);
  stroke: var(--paper-300);
  stroke-width: 1.5;
}

.page-privacy .pf-label {
  fill: var(--ink-800);
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
}

.page-privacy .pf-line {
  fill: none;
  stroke: var(--ink-600);
  stroke-width: 1.2;
  stroke-dasharray: 3 4;
  opacity: 0.6;
}

.page-privacy .pf-dot {
  fill: var(--orange-500);
}

.page-privacy .privacy-flow figcaption,
.page-privacy .privacy-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-600);
}

/* --- 图片 --- */
.page-privacy .privacy-figure {
  margin: 22px 0 6px;
}

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--r-lg);
  object-fit: cover;
  background: var(--paper-300);
}

/* --- 联系卡片 --- */
.page-privacy .privacy-contact {
  margin-top: 24px;
  padding: clamp(20px, 3.4vw, 34px);
  border: 1px solid var(--ink-600);
  border-radius: 32px;
  background: var(--ink-950);
  color: var(--white-0);
}

.page-privacy .privacy-contact__eyebrow {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan-400);
}

.page-privacy .privacy-contact__lead {
  margin: 0 0 18px;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.78);
}

.page-privacy .privacy-contact__list {
  display: grid;
  gap: 10px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-contact__list li {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  font-size: 15px;
  line-height: 1.7;
}

.page-privacy .privacy-contact__key {
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--gray-400);
}

.page-privacy .privacy-contact__val {
  color: var(--white-0);
  word-break: break-word;
}

.page-privacy .privacy-contact__note {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--orange-200);
}

.page-privacy .privacy-contact__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 0;
  font-size: 14px;
}

.page-privacy .privacy-contact__links a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 208, 0.42);
  padding-bottom: 1px;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-privacy .privacy-contact__links a:hover,
.page-privacy .privacy-contact__links a:focus-visible {
  border-bottom-color: var(--cyan-400);
  color: var(--cyan-200);
}

.page-privacy .privacy-contact__icp {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--ink-600);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--gray-400);
}

/* --- 桌面端布局 --- */
@media (min-width: 1000px) {
  .page-privacy {
    padding-top: 96px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) 208px;
    gap: 56px;
    align-items: start;
  }

  .page-privacy .privacy-doc {
    order: 1;
  }

  .page-privacy .privacy-rail {
    order: 2;
    position: sticky;
    top: 96px;
  }

  .page-privacy .privacy-rail__list {
    display: block;
    overflow: visible;
    padding: 0;
  }

  .page-privacy .privacy-rail__list li + li {
    margin-top: 3px;
  }

  .page-privacy .privacy-rail__link {
    width: 100%;
    padding: 8px 10px;
    border: 0;
    border-radius: var(--r-md);
    font-size: 13.5px;
  }

  .page-privacy .privacy-rail__link:hover,
  .page-privacy .privacy-rail__link:focus-visible {
    background: rgba(53, 240, 208, 0.18);
  }
}

@media (min-width: 1240px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) 232px;
  }
}

/* --- 减少动效 --- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-rail__link,
  .page-privacy .privacy-contact__links a {
    transition: none;
  }
}