:root { --bg:#fff; --fg:#111; --muted:#667; --pill:#eef; --border:#ddd; --primary:#1677ff; }
*{box-sizing:border-box} body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 system-ui}
.wrap{max-width:980px;margin:0 auto;padding:16px}
h1,h2{margin:8px 0}
section{margin:24px 0}

/* Tabs */
.tabs{display:flex;gap:8px;margin:16px 0;border-bottom:2px solid var(--border)}
.tab{background:none;border:none;padding:12px 24px;cursor:pointer;font-size:15px;color:var(--muted);border-bottom:2px solid transparent;margin-bottom:-2px;transition:all 0.2s}
.tab:hover{color:var(--fg)}
.tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:500}
.tab-content{display:none}
.tab-content.active{display:block}

/* Boards */
#board-list .card{border:1px solid #eee;border-radius:12px;padding:12px;margin:10px 0}
.grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:8px}

/* Pills & Badges */
.pill{display:inline-block;border-radius:999px;background:var(--pill);padding:6px 10px;margin:6px 0}
.badge{padding:2px 8px;border-radius:999px;font-size:12px}
.badge.GREEN{background:#e6f7e8;color:#0a7a27}
.badge.YELLOW{background:#fff6e0;color:#a57900}
.badge.RED{background:#ffe7e7;color:#b21d1d}

/* Hot boards */
#hot-boards .hot-card{border:1px solid #eee;border-radius:8px;padding:10px;margin:8px 0;display:flex;justify-content:space-between;align-items:center}
#hot-boards .trend-mini{display:inline-flex;gap:2px}
#hot-boards .trend-bar{width:4px;height:16px;background:#ddd;border-radius:2px}
#hot-boards .trend-bar.up{background:#52c41a}
#hot-boards .trend-bar.down{background:#f5222d}

.disclaimer{color:var(--muted)}

/* Indices Dashboard */
#indices-dashboard{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-top:16px}
.index-card{border:1px solid #eee;border-radius:12px;padding:16px;background:linear-gradient(135deg,#f8f9fa 0%,#fff 100%);transition:all 0.3s ease}
.index-card:hover{box-shadow:0 4px 12px rgba(0,0,0,0.1);transform:translateY(-2px)}
.index-card .header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.index-card .name{font-size:18px;font-weight:600;color:#333}
.index-card .type-badge{font-size:11px;padding:4px 10px;border-radius:12px;font-weight:500}
.index-card .type-ultra{background:#e6f7ff;color:#1677ff}
.index-card .type-large{background:#f0f5ff;color:#597ef7}
.index-card .type-mid{background:#fff7e6;color:#fa8c16}
.index-card .type-small{background:#fff1f0;color:#ff4d4f}
.index-card .type-micro{background:#fff0f6;color:#eb2f96}
.index-card .metrics{display:flex;gap:16px;margin-bottom:10px}
.index-card .metric{flex:1}
.index-card .metric-label{font-size:12px;color:#999;margin-bottom:4px}
.index-card .metric-value{font-size:20px;font-weight:600}
.index-card .metric-value.up{color:#52c41a}
.index-card .metric-value.down{color:#f5222d}
.index-card .characteristic{font-size:13px;color:#666;line-height:1.5;margin-top:8px;padding-top:8px;border-top:1px solid #f0f0f0}