/* === Base === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
    --bg:#0f1117;
    --surface:#1a1d29;
    --surface2:#232736;
    --border:#2e3348;
    --text:#e1e4ed;
    --text-dim:#8b8fa3;
    --green:#00c896;
    --red:#ff4d6a;
    --blue:#4d8eff;
    --yellow:#ffc144;
    --font-mono:'SF Mono','Cascadia Code','Consolas',monospace;
}
body{
    font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
    background:var(--bg);
    color:var(--text);
    min-height:100vh;
}

/* === Header === */
header{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:16px 24px;
    border-bottom:1px solid var(--border);
    background:var(--surface);
}
.header-left{display:flex;align-items:center;gap:12px}
.header-left h1{font-size:18px;font-weight:600}
.header-right{display:flex;align-items:center;gap:16px}
.badge{
    font-size:11px;font-weight:700;padding:3px 8px;border-radius:4px;
    text-transform:uppercase;letter-spacing:.5px;
}
.badge-dry{background:rgba(255,193,68,.15);color:var(--yellow)}
.badge-live{background:rgba(255,77,106,.15);color:var(--red)}
.meta-text{color:var(--text-dim);font-size:13px}
.branch-badge{font-size:12px;font-weight:700;padding:3px 10px;border-radius:4px;background:rgba(77,142,255,.15);color:var(--blue);letter-spacing:.3px;vertical-align:middle;margin-left:4px}

/* === Buttons === */
.btn{
    padding:8px 16px;border-radius:6px;border:none;cursor:pointer;
    font-size:13px;font-weight:600;transition:opacity .15s;
}
.btn:hover{opacity:.85}
.btn:disabled{opacity:.4;cursor:not-allowed}
.btn-primary{background:var(--blue);color:#fff}
.btn-danger{background:var(--red);color:#fff}
.btn-sm{padding:5px 10px;font-size:12px}

/* === Tabs === */
.tabs{
    display:flex;gap:0;border-bottom:1px solid var(--border);
    padding:0 24px;background:var(--surface);
}
.tab{
    padding:12px 20px;border:none;background:none;color:var(--text-dim);
    cursor:pointer;font-size:14px;font-weight:500;
    border-bottom:2px solid transparent;transition:all .15s;
}
.tab:hover{color:var(--text)}
.tab.active{color:var(--blue);border-bottom-color:var(--blue)}

/* === Content === */
main{padding:24px;max-width:1200px;margin:0 auto}
.tab-content{display:none}
.tab-content.active{display:block}

/* === Metric Cards === */
.metric-grid{
    display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
    gap:16px;margin-bottom:24px;
}
.metric-card{
    background:var(--surface);border:1px solid var(--border);
    border-radius:8px;padding:20px;
}
.metric-label{font-size:12px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}
.metric-value{font-size:24px;font-weight:700;font-family:var(--font-mono)}
.positive{color:var(--green)}
.negative{color:var(--red)}

/* === Panels === */
.panel{
    background:var(--surface);border:1px solid var(--border);
    border-radius:8px;padding:20px;
}
.panel h3{font-size:15px;font-weight:600;margin-bottom:12px}
.two-col{display:grid;grid-template-columns:1fr 1.5fr;gap:16px;margin-bottom:24px}

/* === Tables === */
.data-table{width:100%;border-collapse:collapse;font-size:13px}
.data-table th{
    text-align:left;padding:10px 12px;font-size:11px;text-transform:uppercase;
    letter-spacing:.5px;color:var(--text-dim);border-bottom:1px solid var(--border);
}
.data-table td{padding:10px 12px;border-bottom:1px solid var(--border);font-family:var(--font-mono);font-size:12px}
.data-table tbody tr:hover{background:var(--surface2)}
.table-wrap{overflow-x:auto}

.info-table{width:100%;font-size:13px}
.info-table td{padding:8px 0}
.info-table td:first-child{color:var(--text-dim)}
.info-table td:last-child{text-align:right;font-family:var(--font-mono)}

.empty-msg{color:var(--text-dim);text-align:center;padding:32px;font-size:14px}

/* === Filter bar === */
.filter-bar{display:flex;gap:8px;margin-bottom:16px;align-items:center}
.filter-btn{
    padding:6px 14px;border-radius:6px;border:1px solid var(--border);
    background:none;color:var(--text-dim);cursor:pointer;font-size:13px;
    transition:all .15s;
}
.filter-btn:hover{border-color:var(--text-dim)}
.filter-btn.active{background:var(--blue);color:#fff;border-color:var(--blue)}

/* === Settings Form === */
.settings-panel{max-width:900px}
#settings-form{display:flex;flex-direction:column;gap:14px}
.form-group{display:flex;flex-direction:column;gap:4px}
.form-group label{font-size:12px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px}
.form-group input,.form-group select{
    padding:8px 12px;border-radius:6px;border:1px solid var(--border);
    background:var(--surface2);color:var(--text);font-family:var(--font-mono);
    font-size:14px;
}
.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--blue)}
.settings-actions{display:flex;align-items:center;gap:12px;margin-top:12px}

/* === Settings Groups === */
.settings-group{
    margin-bottom:20px;padding:16px;
    border:1px solid var(--border);border-radius:8px;
    background:var(--surface2);
}
.settings-group-title{
    font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;
    color:var(--blue);margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--border);
}
.settings-group-grid{
    display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;
}

/* === City Tiers === */
.tier-row{
    margin-bottom:16px;padding:12px;
    border:1px solid var(--border);border-radius:8px;
    background:var(--surface2);transition:opacity .2s;
}
.tier-row.tier-disabled{opacity:.5}
.tier-header{
    display:flex;align-items:center;gap:12px;margin-bottom:10px;flex-wrap:wrap;
}
.tier-label{font-size:14px;font-weight:600}
.tier-toggle{
    display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text-dim);cursor:pointer;
}
.tier-toggle input[type="checkbox"]{
    width:16px;height:16px;accent-color:var(--green);cursor:pointer;
}
.tier-chips{display:flex;flex-wrap:wrap;gap:6px}
.city-chip{
    padding:5px 12px;border-radius:16px;border:none;cursor:pointer;
    font-size:13px;font-weight:500;transition:all .15s;
}
.city-chip:hover{opacity:.8;transform:scale(1.05)}
.tier-chip-1{background:rgba(0,200,150,.2);color:var(--green)}
.tier-chip-2{background:rgba(77,142,255,.2);color:var(--blue)}
.tier-chip-3{background:rgba(255,77,106,.2);color:var(--red)}

/* === Day Horizons === */
.day-card{
    flex:1;min-width:100px;padding:14px 16px;
    border:2px solid var(--border);border-radius:10px;
    background:var(--surface2);cursor:pointer;
    text-align:center;transition:all .15s;user-select:none;
}
.day-card:hover{border-color:var(--text-dim)}
.day-card.active{border-color:var(--green);background:rgba(0,200,150,.1)}
.day-card .day-label{font-size:15px;font-weight:600;display:block}
.day-card .day-desc{font-size:12px;color:var(--text-dim);margin-top:2px;display:block}
.day-card .day-check{
    display:inline-block;width:18px;height:18px;line-height:18px;margin-top:8px;
    border-radius:4px;border:2px solid var(--border);
    background:var(--surface);transition:all .15s;
    font-size:12px;color:transparent;
}
.day-card.active .day-check{
    background:var(--green);border-color:var(--green);color:#fff;
}

/* === Confidence badges === */
.conf-high{color:var(--green)}
.conf-medium{color:var(--yellow)}
.conf-low{color:var(--text-dim)}

/* === Order status === */
.order-filled{color:var(--green);font-weight:600}
.order-open{color:var(--yellow);font-weight:600}
.order-cancelled{color:var(--text-dim);text-decoration:line-through}

/* === Log Terminal === */
.log-terminal{
    background:#0a0c10;
    border:1px solid var(--border);
    border-radius:8px;
    padding:12px 16px;
    height:calc(100vh - 220px);
    overflow-y:auto;
    font-family:var(--font-mono);
    font-size:12px;
    line-height:1.6;
    white-space:pre-wrap;
    word-break:break-all;
}
.log-line{padding:1px 0}
.log-line .log-ts{color:var(--text-dim)}
.log-line .log-name{color:var(--blue)}
.log-line.log-DEBUG .log-level{color:#888}
.log-line.log-INFO .log-level{color:var(--green)}
.log-line.log-WARNING .log-level{color:var(--yellow)}
.log-line.log-ERROR .log-level{color:var(--red)}
.log-line.log-CRITICAL .log-level{color:var(--red);font-weight:700}

/* === Market status === */
.status-traded{color:var(--green);font-weight:600}
.status-skipped{color:var(--text-dim)}
.status-error{color:var(--red)}
.reason-cell{max-width:300px;word-wrap:break-word;font-size:11px;color:var(--text-dim)}

/* === Calibration ratio colors === */
.cal-good{color:var(--green)}
.cal-warn{color:var(--yellow)}
.cal-bad{color:var(--red)}

/* === Responsive === */
@media(max-width:768px){
    header{flex-direction:column;gap:12px;align-items:flex-start}
    .two-col{grid-template-columns:1fr}
    .metric-grid{grid-template-columns:repeat(2,1fr)}
    .tabs{overflow-x:auto}
}