:root {
  --primary: #7c3aed;
  --primary-light: #a78bfa;
  --primary-dark: #5b21b6;
  --accent: #06b6d4;
  --accent-light: #67e8f9;
  --bg: #faf5ff;
  --bg-card: #ffffff;
  --bg-soft: #f5f3ff;
  --text: #1e1b4b;
  --text-muted: #6b7280;
  --border: #e9d5ff;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --slate: #94a3b8;
  --shadow: 0 4px 6px -1px rgba(124, 58, 237, 0.08), 0 2px 4px -2px rgba(124, 58, 237, 0.08);
  --shadow-lg: 0 16px 30px -10px rgba(124, 58, 237, 0.15);
  --radius: 14px;
  --radius-sm: 10px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;background:linear-gradient(180deg,#fdfaff 0%,#faf5ff 100%);color:var(--text);line-height:1.7}
a{color:var(--primary);text-decoration:none} a:hover{text-decoration:underline}
.navbar{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.86);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.navbar-inner{max-width:1180px;margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;justify-content:space-between}
.navbar-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--primary)}
.brand-dot{width:12px;height:12px;border-radius:999px;background:linear-gradient(135deg,var(--primary),var(--accent))}
.navbar-links{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.navbar-links a{display:flex;align-items:center;gap:6px;padding:9px 14px;border-radius:10px;color:var(--text-muted);font-size:14px;font-weight:600;transition:.2s}
.navbar-links a.active,.navbar-links a:hover{background:var(--primary);color:#fff;text-decoration:none}
.navbar-toggle{display:none;background:none;border:none;font-size:22px}
.container{max-width:1180px;margin:0 auto;padding:36px 24px 64px}
.hero{background:linear-gradient(135deg,#fff 0%,#f8f2ff 55%,#eefcff 100%);border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow-lg);padding:48px 32px;margin-bottom:28px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;padding:7px 16px;border-radius:999px;font-size:13px;font-weight:700;margin-bottom:18px}
.hero-badge .dot{width:7px;height:7px;border-radius:999px;background:var(--accent-light)}
.hero h1{margin:0 0 12px;font-size:40px;line-height:1.15;letter-spacing:-.03em;background:linear-gradient(135deg,var(--primary-dark),var(--primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero p{margin:0;max-width:760px;color:var(--text-muted);font-size:17px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 18px;border-radius:10px;border:1px solid var(--border);font-weight:700;font-size:14px;transition:.2s;text-decoration:none}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow)}
.btn-primary:hover{background:var(--primary-dark);text-decoration:none;transform:translateY(-1px)}
.btn-secondary{background:#fff;color:var(--primary)}
.btn-secondary:hover{background:var(--bg-soft);text-decoration:none;border-color:var(--primary)}
.btn-sm{padding:8px 12px;font-size:12px}
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:16px;margin-bottom:28px}
.kpi-card,.card,.stat-card,.source-item,.empty-state,.error-state{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.kpi-card{padding:22px 20px;text-align:center}
.kpi-number{font-size:30px;font-weight:800;color:var(--primary);margin-bottom:4px}
.kpi-label{font-size:13px;color:var(--text-muted);font-weight:600}
.section{margin-bottom:34px}
.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.section-title{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:800;margin:0}
.section-icon{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px}
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:repeat(auto-fill,minmax(340px,1fr))}
.grid-3{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
.card{padding:22px}
.card-title{font-size:17px;font-weight:800;margin-bottom:8px}
.card-meta{font-size:13px;color:var(--text-muted);margin-bottom:12px}
.card-desc{color:#4338ca22}
.card-desc,.muted{color:var(--text-muted)}
.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:800;border:1px solid}
.badge-immediate,.badge-focus{background:#ecfdf5;color:#059669;border-color:#a7f3d0}
.badge-trend,.badge-trial,.badge-rising{background:#eff6ff;color:#2563eb;border-color:#bfdbfe}
.badge-long-tail,.badge-watch,.badge-emerging{background:#fff7ed;color:#c2410c;border-color:#fed7aa}
.badge-ignore,.badge-noise{background:#f3f4f6;color:#6b7280;border-color:#d1d5db}
.badge-mainstream{background:#ecfdf5;color:#059669;border-color:#a7f3d0}
.badge-overheated{background:#fef2f2;color:#b91c1c;border-color:#fecaca}
.badge-group{display:flex;gap:8px;flex-wrap:wrap}
.topic-chip{display:inline-flex;padding:4px 10px;border-radius:999px;background:#f3e8ff;color:var(--primary);font-size:12px;font-weight:700;border:1px solid var(--border)}
.topic-chip-light{background:#ecfeff;color:#0f766e;border-color:#a5f3fc}
.table-wrapper{overflow:auto;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:12px 14px;border-bottom:1px solid #f1e8ff;vertical-align:top}
th{background:#faf5ff;color:#5b21b6;text-align:left;font-size:13px;position:sticky;top:0} td.num{text-align:right}
tr:hover td{background:#fdfaff}
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;padding:14px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:14px}
.filter-bar select,.filter-bar input{padding:9px 12px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--text)}
.filter-bar label{display:flex;flex-direction:column;gap:6px;font-size:12px;font-weight:700;color:var(--text-muted);min-width:140px}
.filter-summary{margin:6px 0 16px}
.grid-1{display:grid;grid-template-columns:1fr;gap:16px}
.homepage-row-card{padding-bottom:18px}
.link-row{display:flex;flex-wrap:wrap;gap:8px}
.paper-link{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;border:1px solid var(--border);font-size:12px;font-weight:700;background:#fff;color:var(--text)}
.paper-link.disabled{background:#f8fafc;color:#94a3b8;pointer-events:none}
.daily-card-insight,.highlight-box,.mermaid-shell,.callout{background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.daily-card-insight,.highlight-box,.callout{padding:16px}
.daily-row-list{gap:14px}
.daily-row-card{display:grid;grid-template-columns:minmax(0,1fr) 220px;gap:18px;align-items:start}
.daily-row-topline{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px;flex-wrap:wrap}
.daily-row-date{font-size:13px;font-weight:800;color:var(--primary-dark)}
.daily-row-title{margin-bottom:8px}
.daily-row-meta{font-size:13px;margin-bottom:12px}
.daily-row-insight{padding:14px 16px}
.daily-row-side{display:grid;gap:10px;padding-left:4px}
.daily-row-action-label{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.daily-row-action{font-size:14px;color:var(--text)}
.list-stack{display:grid;gap:12px}
.item-row{padding:14px 0;border-bottom:1px solid #f1e8ff}.item-row:last-child{border-bottom:none}
.mermaid-shell{padding:16px;background:linear-gradient(180deg,#fff,#fcfaff)}
.mermaid-shell pre{margin:0;white-space:pre-wrap;font-size:13px;color:var(--text-muted)}
.page-header{margin-bottom:18px}
.page-header h1{margin:0 0 8px;font-size:32px}
.page-header p{margin:0;color:var(--text-muted)}
.loading,.empty-state,.error-state{padding:28px;text-align:center;color:var(--text-muted)}
.loading-spinner{width:28px;height:28px;border:3px solid #e9d5ff;border-top-color:var(--primary);border-radius:50%;display:inline-block;animation:spin 1s linear infinite;margin-bottom:8px}@keyframes spin{to{transform:rotate(360deg)}}
.footer{text-align:center;padding:28px 0;border-top:1px solid var(--border);color:var(--text-muted);font-size:13px}
.columns-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
.note-list{margin:0;padding-left:18px}
.note-list li{margin:8px 0}
@media (max-width: 900px){
  .kpi-grid,.grid-2,.grid-3,.columns-2,.daily-row-card{grid-template-columns:1fr}
  .hero h1{font-size:30px}
  .navbar-toggle{display:block}
  .navbar-links{display:none;position:absolute;left:0;right:0;top:68px;background:#fff;border-bottom:1px solid var(--border);padding:12px 24px;flex-direction:column}
  .navbar-links.open{display:flex}
}