/* ============================================================
 * ARIFU 前端增强层样式 · af-enhance.css
 * 依赖 style.css 的 CSS 变量，缺省时回落到本文件默认值
 * ============================================================ */

/* ---------- 阅读进度条 ---------- */
.af-prog {
  position: fixed; top: 0; left: 0; height: 2px; width: 0;
  background: linear-gradient(90deg, var(--primary, #014DB2), var(--cyan, #00B4D8));
  z-index: 300; transition: width .08s linear; pointer-events: none;
}

/* ---------- 目录 ---------- */
.af-toc {
  margin: 22px 0 26px;
  padding: 16px 18px;
  background: var(--primary-light, #E8F0FA);
  border: 1px solid var(--line, #E2E8F0);
  border-left: 3px solid var(--primary, #014DB2);
  border-radius: 10px;
}
.af-toc-h {
  font-size: 13px; font-weight: 700; letter-spacing: .06em;
  color: var(--primary, #014DB2); margin-bottom: 8px;
}
.af-toc-list { list-style: none; counter-reset: afc; margin: 0; padding: 0; }
.af-toc-list li { counter-increment: afc; margin: 4px 0; }
.af-toc-list li a {
  display: block; padding: 5px 0 5px 26px; position: relative;
  font-size: 14px; color: var(--deep, #0A1F3C); line-height: 1.5;
  border-radius: 6px; transition: color .15s, background .15s;
}
.af-toc-list li a::before {
  content: counter(afc) '.';
  position: absolute; left: 4px; top: 5px;
  font-size: 12px; color: var(--muted-2, #94A3B8); font-variant-numeric: tabular-nums;
}
.af-toc-list li a:hover { color: var(--primary, #014DB2); background: rgba(1,77,178,.06); }
.af-toc-list li a.is-cur { color: var(--primary, #014DB2); font-weight: 600; }
.af-toc-list li a.is-cur::before { color: var(--primary, #014DB2); }

@media (min-width: 1180px) {
  .af-toc {
    float: right; width: 268px; margin: 0 0 20px 26px;
    position: sticky; top: 88px; max-height: calc(100vh - 120px); overflow: auto;
  }
}

/* ---------- 继续阅读 ---------- */
.af-rel {
  max-width: 1200px; margin: 48px auto 0; padding: 0 24px 8px;
}
.af-rel-h {
  font-size: 17px; font-weight: 700; color: var(--deep, #0A1F3C);
  margin: 0 0 14px; padding-bottom: 10px;
  border-bottom: 1px solid var(--line-light, #F1F5F9);
}
.af-rel-grid {
  display: grid; gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.af-rel-card {
  display: flex; flex-direction: column; justify-content: space-between; gap: 8px;
  padding: 15px 16px; border: 1px solid var(--line, #E2E8F0); border-radius: 10px;
  background: var(--surface, #fff); transition: border-color .18s, box-shadow .18s, transform .18s;
  min-height: 84px;
}
.af-rel-card:hover {
  border-color: var(--primary, #014DB2);
  box-shadow: 0 6px 20px rgba(1,77,178,.09);
  transform: translateY(-2px);
}
.af-rel-t { font-size: 14px; font-weight: 600; color: var(--deep, #0A1F3C); line-height: 1.45; }
.af-rel-a { font-size: 12px; color: var(--primary, #014DB2); }

/* ---------- 表格横向滚动 ---------- */
.af-tscroll {
  overflow-x: auto; -webkit-overflow-scrolling: touch;
  margin: 0 -4px; padding: 0 4px;
}
.af-tscroll table { min-width: 520px; }

/* ---------- 移动端 ---------- */
@media (max-width: 820px) {
  body { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
  /* iOS 聚焦输入框时自动放大页面 —— 统一 16px 规避 */
  input, select, textarea, button { font-size: 16px !important; }
  /* 触控目标最小 44px */
  a.btn, button.btn, .nav-cta, .af-toc-list li a { min-height: 44px; }
  .af-toc { padding: 14px; margin: 18px 0; }
  .af-toc-list li a { padding: 9px 0 9px 26px; font-size: 15px; }
  .af-rel { margin-top: 34px; padding: 0 16px 8px; }
  .af-rel-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .af-rel-card { padding: 12px; min-height: 76px; }
  .af-rel-t { font-size: 13px; }
}

/* ---------- 底部粘性询盘条 ---------- */
.af-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 260;
  display: flex; gap: 8px; padding: 8px 10px calc(8px + env(safe-area-inset-bottom, 0px));
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--line, #E2E8F0);
  box-shadow: 0 -6px 24px rgba(10,31,60,.08);
}
.af-bar-btn {
  flex: 1; display: flex; align-items: center; justify-content: center;
  height: 44px; border-radius: 9px; font-size: 14px; font-weight: 600;
  border: 1px solid var(--line, #E2E8F0); background: #fff; color: var(--deep, #0A1F3C);
  cursor: pointer; font-family: inherit;
}
.af-bar-tel { flex: 0 0 84px; }
.af-bar-cta {
  flex: 1.4; background: var(--primary, #014DB2); border-color: var(--primary, #014DB2);
  color: #fff;
}
.af-has-bar { padding-bottom: 68px; }

/* ---------- 微信二维码弹层 ---------- */
.af-mask {
  position: fixed; inset: 0; z-index: 400; background: rgba(10,31,60,.62);
  display: flex; align-items: center; justify-content: center; padding: 24px;
}
.af-wx {
  background: #fff; border-radius: 14px; padding: 20px; width: 260px;
  text-align: center; box-shadow: 0 20px 60px rgba(0,0,0,.28);
}
.af-wx strong { display: block; font-size: 15px; margin-bottom: 12px; color: var(--deep, #0A1F3C); }
.af-wx img { width: 100%; max-width: 200px; margin: 0 auto 12px; border-radius: 8px; }
.af-wx p { font-size: 16px; font-weight: 700; color: var(--primary, #014DB2); margin: 8px 0 14px; }
.af-wx-close {
  width: 100%; height: 40px; border-radius: 8px; border: 1px solid var(--line, #E2E8F0);
  background: #fff; font-size: 14px; cursor: pointer; font-family: inherit;
}

@media (min-width: 821px) { .af-bar { display: none; } .af-has-bar { padding-bottom: 0; } }