/* Beauty Agent · 站点壳（与日报 CSS 分离） */
:root {
  --ba-ink: #14213d;
  --ba-accent: #0f766e;
  --ba-accent-soft: #ecfdf5;
  --ba-page: #f4f6f8;
  --ba-card: #ffffff;
  --ba-muted: #64748b;
  --ba-line: #e2e8f0;
  --ba-max: 960px;
  --ba-font: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--ba-font);
  background: var(--ba-page);
  color: var(--ba-ink);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--ba-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.ba-site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--ba-line);
  backdrop-filter: blur(8px);
}
.ba-header-inner {
  max-width: var(--ba-max);
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.ba-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ba-ink);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.ba-brand:hover { text-decoration: none; color: var(--ba-ink); }
.ba-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--ba-accent);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ba-brand-text { font-size: 16px; }
.ba-brand-sub {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--ba-muted);
  margin-top: 1px;
}
.ba-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 2px;
  justify-content: flex-end;
}
.ba-nav a {
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ba-muted);
  text-decoration: none;
}
.ba-nav a:hover { background: #f1f5f9; color: var(--ba-ink); text-decoration: none; }
.ba-nav a.is-active {
  background: var(--ba-accent-soft);
  color: var(--ba-accent);
  font-weight: 600;
}
.ba-main {
  flex: 1;
  max-width: var(--ba-max);
  width: 100%;
  margin: 0 auto;
  padding: 24px 16px 48px;
}
.ba-footer {
  border-top: 1px solid var(--ba-line);
  background: #fff;
  padding: 20px 16px;
  text-align: center;
  font-size: 12px;
  color: var(--ba-muted);
  line-height: 1.6;
}
.ba-footer strong { color: var(--ba-ink); font-weight: 600; }

/* Home hero */
.ba-hero {
  padding: 28px 0 8px;
}
.ba-kicker {
  font-size: 12px;
  font-weight: 600;
  color: var(--ba-accent);
  letter-spacing: 0.04em;
  margin: 0 0 10px;
}
.ba-hero h1 {
  margin: 0 0 12px;
  font-size: clamp(28px, 5vw, 40px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--ba-ink);
}
.ba-hero-lead {
  margin: 0 0 24px;
  font-size: 16px;
  color: var(--ba-muted);
  max-width: 36em;
}
.ba-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}
.ba-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  text-decoration: none;
}
.ba-btn:hover { text-decoration: none; }
.ba-btn-primary {
  background: var(--ba-accent);
  color: #fff;
}
.ba-btn-primary:hover { background: #0d9488; color: #fff; }
.ba-btn-ghost {
  background: #fff;
  color: var(--ba-ink);
  border: 1px solid var(--ba-line);
}
.ba-btn-ghost:hover { background: #f8fafc; color: var(--ba-ink); }

.ba-card {
  background: var(--ba-card);
  border: 1px solid var(--ba-line);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 16px;
}
.ba-card h2 {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ba-muted);
  text-transform: none;
  letter-spacing: 0;
}
.ba-verdict {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ba-ink);
}
.ba-must-list { margin: 16px 0 0; padding: 0; list-style: none; }
.ba-must-list li {
  padding: 12px 0;
  border-top: 1px solid var(--ba-line);
}
.ba-must-list li:first-child { border-top: none; padding-top: 0; }
.ba-must-title { font-weight: 600; margin: 0 0 4px; font-size: 14px; }
.ba-must-meta { margin: 0; font-size: 13px; color: var(--ba-muted); }
.ba-skip-banner {
  background: #f8fafc;
  border: 1px dashed var(--ba-line);
  border-radius: 12px;
  padding: 20px;
  color: var(--ba-muted);
}

/* Lists */
.ba-page-title {
  margin: 0 0 6px;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.ba-page-desc {
  margin: 0 0 20px;
  color: var(--ba-muted);
  font-size: 14px;
}
.ba-list { display: flex; flex-direction: column; gap: 10px; }
.ba-list-item {
  display: block;
  background: #fff;
  border: 1px solid var(--ba-line);
  border-radius: 10px;
  padding: 14px 16px;
  color: inherit;
  text-decoration: none;
  transition: border-color 0.15s;
}
.ba-list-item:hover {
  border-color: #99f6e4;
  text-decoration: none;
  color: inherit;
}
.ba-list-date {
  font-size: 12px;
  font-weight: 600;
  color: var(--ba-accent);
  margin: 0 0 4px;
}
.ba-list-title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
}
.ba-list-sub {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--ba-muted);
}

/* Search */
.ba-search-form {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.ba-search-form input[type="search"],
.ba-search-form input[type="text"],
.ba-search-form input[type="password"],
.ba-search-form input[type="date"],
.ba-search-form textarea {
  flex: 1;
  min-width: 180px;
  padding: 10px 12px;
  border: 1px solid var(--ba-line);
  border-radius: 8px;
  font: inherit;
  background: #fff;
}
.ba-scope {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.ba-chip {
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  background: #f1f5f9;
  color: var(--ba-muted);
  text-decoration: none;
}
.ba-chip:hover { text-decoration: none; color: var(--ba-ink); }
.ba-chip.is-on {
  background: var(--ba-accent-soft);
  color: var(--ba-accent);
  font-weight: 600;
}
.ba-pill {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  background: var(--ba-accent-soft);
  color: var(--ba-accent);
  margin-right: 6px;
}

/* Briefing embed */
.ba-briefing-frame-wrap {
  margin: -8px -4px 0;
  border: 1px solid var(--ba-line);
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
  min-height: 70vh;
}
.ba-briefing-frame {
  width: 100%;
  min-height: 75vh;
  border: 0;
  display: block;
  background: #f8f9fa;
}
.ba-meta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 12px;
}
.ba-meta-bar .date {
  font-weight: 700;
  color: var(--ba-accent);
}

/* Analysis iframe */
.ba-frame-full {
  width: 100%;
  min-height: 80vh;
  border: 1px solid var(--ba-line);
  border-radius: 12px;
  background: #fff;
}

.ba-empty {
  padding: 40px 16px;
  text-align: center;
  color: var(--ba-muted);
}
.ba-error {
  padding: 16px;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 8px;
  color: #991b1b;
  font-size: 14px;
}

.ba-admin-form label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--ba-muted);
  margin: 12px 0 4px;
}
.ba-admin-form textarea { width: 100%; min-height: 120px; }
.ba-admin-status {
  font-size: 13px;
  color: var(--ba-muted);
  margin: 0 0 12px;
}

@media (max-width: 640px) {
  .ba-header-inner { flex-direction: column; align-items: flex-start; }
  .ba-nav { justify-content: flex-start; }
  .ba-hero h1 { font-size: 26px; }
}