/* ==========================================================
   15-PC28预测算法数据 · 全站样式（蓝色主色 #2563eb · 悬浮胶囊导航）
   与 Tailwind CDN 配合使用，仅包含组件级自定义样式
   ========================================================== */
html{scroll-behavior:smooth}
body{font-family:'-apple-system','BlinkMacSystemFont','PingFang SC','Microsoft YaHei','Helvetica Neue','Arial','sans-serif'}

/* ── 滚动渐入 ── */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ── 悬浮胶囊导航 ── */
.navbar-float{background:rgba(255,255,255,.85);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid #e2e8f0;border-radius:9999px;box-shadow:0 10px 30px -10px rgba(2,6,23,.15)}
.nav-link{padding:.5rem 1rem;border-radius:9999px;font-weight:500;transition:all .2s;color:#475569}
.nav-link:hover{color:#2563eb;background:#eff6ff}
.nav-link.active{background:#2563eb;color:#fff;box-shadow:0 6px 16px -4px rgba(37,99,235,.5)}

/* ── 深色 Hero 网格纹理 ── */
.hero-grid{background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:48px 48px}

/* ── 按钮 ── */
.btn-primary{display:inline-flex;align-items:center;gap:.5rem;background:#2563eb;color:#fff;font-weight:600;padding:.75rem 1.5rem;border-radius:.75rem;box-shadow:0 10px 25px -5px rgba(37,99,235,.45);transition:all .25s}
.btn-primary:hover{background:#1d4ed8;transform:translateY(-2px);box-shadow:0 14px 30px -6px rgba(37,99,235,.55)}
.btn-secondary{display:inline-flex;align-items:center;gap:.5rem;background:#fff;color:#334155;font-weight:600;padding:.75rem 1.5rem;border-radius:.75rem;border:1px solid #e2e8f0;transition:all .25s}
.btn-secondary:hover{border-color:#3b82f6;color:#2563eb;transform:translateY(-2px)}

/* ── 段落小标签 ── */
.sec-tag{display:inline-flex;align-items:center;gap:.5rem;padding:.4rem 1rem;border-radius:9999px;background:#dbeafe;color:#2563eb;font-size:.75rem;font-weight:600;letter-spacing:.08em}
.sec-tag.on-dark{background:rgba(255,255,255,.1);color:#93c5fd;box-shadow:inset 0 0 0 1px rgba(255,255,255,.15)}

/* ── 大小单双徽章 ── */
.badge{display:inline-flex;align-items:center;padding:.15rem .6rem;border-radius:9999px;font-size:.75rem;font-weight:700}
.badge-big{background:#dbeafe;color:#1d4ed8}
.badge-small{background:#ffe4e6;color:#e11d48}
.hit{color:#059669;font-weight:700}
.miss{color:#941b2f;font-weight:700}

/* ── 开奖球 ── */
.num-ball{display:inline-flex;align-items:center;justify-content:center;border-radius:9999px;background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;font-weight:700;box-shadow:0 4px 10px -2px rgba(37,99,235,.45)}

/* ── 数据表格 ── */
.tbl th{font-size:.75rem;font-weight:500;color:#94a3b8;background:#f8fafc;padding:.7rem 1rem;text-align:left;white-space:nowrap}
.tbl td{padding:.65rem 1rem;border-bottom:1px solid #f8fafc;font-size:.875rem;white-space:nowrap}
.tbl tbody tr{transition:background .15s}
.tbl tbody tr:hover{background:#eff6ff}

/* ── 置信度仪表 ── */
.meter-track{background:#dbeafe;border-radius:9999px;overflow:hidden}
.meter-fill{background:#2563eb;border-radius:9999px;height:100%;transition:width .7s ease}
.meter-track.on-dark{background:rgba(255,255,255,.2)}
.meter-fill.on-dark{background:#fff}

/* ── 蓝色纹理统计带 ── */
.stats-texture{background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:44px 44px}

/* ── 评价水印 ── */
.quote-mark{position:absolute;top:1rem;right:1.25rem;font-size:3.2rem;line-height:1;color:#e0e7ff;pointer-events:none}

/* ── 编号 FAQ ── */
.faq-no{width:2.25rem;height:2.25rem;border-radius:.75rem;background:#dbeafe;color:#2563eb;font-weight:700;font-size:.875rem;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}

/* ── FAQ ── */
details summary::-webkit-details-marker{display:none}
details summary{list-style:none}