/* ═══════════════════════════════════════════
   CONTAINER & GRID
   ═══════════════════════════════════════════ */

.container {
    padding: 20px 28px 40px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    max-width: 1600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* ═══════════════════════════════════════════
   STATUS BAR
   ═══════════════════════════════════════════ */

.status-bar {
    grid-column: span 4;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.35);
    border: 1px solid var(--border);
    border-radius: 14px;
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    box-shadow: var(--shadow-sm);
    font-size: 13px;
    color: var(--text-secondary);
    animation: fadeInUp 0.4s ease both;
}

.status-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.status-item strong {
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
}

.pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--green);
    position: relative;
}

.pulse::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    border: 1.5px solid var(--green);
    animation: ringExpand 2s ease-out infinite;
}

@keyframes ringExpand {
    0% { inset: 0; opacity: 1; }
    100% { inset: -8px; opacity: 0; }
}

/* ═══════════════════════════════════════════
   CARDS — Glassmorphism
   ═══════════════════════════════════════════ */

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--card-radius);
    padding: 22px;
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    box-shadow: var(--shadow-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    animation: fadeInUp 0.5s ease both;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
    pointer-events: none;
}

.card:hover {
    background: var(--bg-card-hover);
    box-shadow: var(--shadow-hover);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.container > :nth-child(1) { animation-delay: 0s; }
.container > :nth-child(2) { animation-delay: 0.06s; }
.container > :nth-child(3) { animation-delay: 0.12s; }
.container > :nth-child(4) { animation-delay: 0.18s; }
.container > :nth-child(5) { animation-delay: 0.24s; }
.container > :nth-child(6) { animation-delay: 0.30s; }
.container > :nth-child(7) { animation-delay: 0.36s; }
.container > :nth-child(8) { animation-delay: 0.42s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-left: 14px;
    position: relative;
}

.card-header::before {
    content: '';
    position: absolute;
    left: 0;
    top: 2px;
    bottom: 2px;
    width: 3px;
    background: linear-gradient(180deg, var(--accent), var(--gold));
    border-radius: 3px;
}

.card-title {
    font-family: var(--font-display);
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 700;
    letter-spacing: 0.2px;
}

.card-icon {
    width: 28px;
    height: 28px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.card-icon.icon-chart { background: var(--accent-light); color: var(--accent); }
.card-icon.icon-signal { background: var(--gold-light); color: var(--gold); }
.card-icon.icon-equity { background: var(--green-bg); color: var(--green); }
.card-icon.icon-perf { background: rgba(99, 102, 241, 0.1); color: var(--blue); }
.card-icon.icon-trade { background: rgba(168, 85, 247, 0.1); color: var(--purple); }
.card-icon.icon-pos { background: var(--yellow-bg); color: var(--yellow); }
.card-icon.icon-experiment { background: rgba(99, 102, 241, 0.1); color: var(--blue); }

/* ═══════════════════════════════════════════
   SECTION DIVIDER
   ═══════════════════════════════════════════ */

.card-header.section-divider {
    border-top: 1px solid rgba(139, 92, 246, 0.12);
    margin-top: 4px;
    padding-top: 16px;
}

.card-header.section-divider::before {
    background: linear-gradient(180deg, var(--purple), var(--blue));
}

/* ═══════════════════════════════════════════
   EXPERIMENT PANEL
   ═══════════════════════════════════════════ */

.experiment-panel {
    animation: fadeInUp 0.4s ease both;
}

.experiment-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.experiment-card {
    background: var(--bg-inset);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px;
    cursor: pointer;
    transition: all 0.25s ease;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.experiment-card:hover {
    border-color: var(--border-hover);
    background: rgba(255, 255, 255, 0.5);
    box-shadow: var(--shadow-sm);
}

.experiment-card.selected {
    border-color: var(--accent);
    background: rgba(139, 92, 246, 0.06);
    box-shadow: 0 0 0 1px var(--accent), var(--shadow-sm);
}

.experiment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(139, 92, 246, 0.1);
}

.experiment-name {
    font-weight: 700;
    font-size: 15px;
    color: var(--text-primary);
    font-family: var(--font-display);
}

.experiment-badge {
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 600;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.experiment-metrics {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 4px;
}

.exp-metric {
    text-align: center;
    padding: 6px 2px;
}

.exp-label {
    display: block;
    font-size: 10px;
    color: var(--text-secondary);
    margin-bottom: 4px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.exp-value {
    display: block;
    font-size: 13px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

@media (max-width: 1200px) {
    .experiment-grid {
        grid-template-columns: 1fr;
    }
    .experiment-metrics {
        grid-template-columns: repeat(5, 1fr);
    }
}

@media (max-width: 768px) {
    .experiment-metrics {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ═══════════════════════════════════════════
   WHITE THEME OVERRIDES
   ═══════════════════════════════════════════ */

body.theme-white .status-bar {
    background: var(--bg-card);
    border: 1px solid var(--border);
}

body.theme-white .card::before {
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.15), transparent);
}

body.theme-white .card-header.section-divider {
    border-top-color: var(--border);
}

body.theme-white .experiment-card {
    background: var(--bg-inset);
}

body.theme-white .experiment-card:hover {
    background: var(--bg-card-hover);
}

body.theme-white .experiment-card.selected {
    background: var(--accent-light);
}

body.theme-white .experiment-header {
    border-bottom-color: var(--border);
}