:root {
    --bg-main: #0a0b1e;
    --card-bg: rgba(255, 255, 255, 0.05);
    --accent-primary: #00f2ff;
    --accent-secondary: #7000ff;
    --text-main: #ffffff;
    --text-sub: #a0a0c0;
    --glass-border: rgba(255, 255, 255, 0.1);
    --success: #00ff88;
    --danger: #ff0055;
    --warning: #ffaa00;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background: var(--bg-main);
    background-image: 
        radial-gradient(at 0% 0%, rgba(112, 0, 255, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(0, 242, 255, 0.1) 0px, transparent 50%);
    color: var(--text-main);
    min-height: 100vh;
    padding-bottom: 2rem;
    overflow-x: hidden;
}

header {
    background: rgba(10, 11, 30, 0.8);
    backdrop-filter: blur(10px);
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -0.5px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.timestamp {
    font-size: 0.85rem;
    color: var(--text-sub);
}

.container {
    padding: 2rem 5%;
    max-width: 1600px;
    margin: 0 auto;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.5rem;
}

/* Glass Card */
.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 1.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-sub);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Market Health Stats */
.health-stats {
    grid-column: span 12;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.stat-item {
    text-align: center;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-sub);
}

/* Alpha Signal List */
.signal-list-section {
    grid-column: span 8;
}

.signal-table {
    width: 100%;
    border-collapse: collapse;
}

.signal-table th {
    text-align: left;
    padding: 1rem;
    color: var(--text-sub);
    font-size: 0.85rem;
    border-bottom: 1px solid var(--glass-border);
}

.signal-table td {
    padding: 1.2rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.02);
}

.symbol-cell {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
}

.badge {
    padding: 0.25rem 0.6rem;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 800;
}

.badge-success { background: rgba(0, 255, 136, 0.1); color: var(--success); }
.badge-danger { background: rgba(255, 0, 85, 0.1); color: var(--danger); }
.badge-warning { background: rgba(255, 170, 0, 0.1); color: var(--warning); }

/* Trending Section */
.trending-section {
    grid-column: span 4;
}

.trending-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    margin-bottom: 0.75rem;
}

.rank {
    width: 24px;
    height: 24px;
    background: var(--accent-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 900;
}

/* Responsive */
@media (max-width: 1200px) {
    .signal-list-section { grid-column: span 12; }
    .trending-section { grid-column: span 12; }
    .health-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .health-stats { grid-template-columns: 1fr; }
}

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.dashboard-grid > * {
    animation: fadeInUp 0.6s ease-out forwards;
}

.pulse {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-primary);
    box-shadow: 0 0 0 rgba(0, 242, 255, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 242, 255, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(0, 242, 255, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 242, 255, 0); }
}