:root {
    --primary: #0a0a0f;
    --secondary: #15151f;
    --accent: #3a86ff;
    --accent-dark: #2667cc;
    --accent-light: #64a1ff;
    --success: #4cc9f0;
    --danger: #f72585;
    --warning: #fca311;
    --text: #e6f1ff;
    --text-secondary: #a8b2d1;
    --border: #2a2a3a;
    --glass: rgba(255, 255, 255, 0.05);
    --glow: 0 0 20px rgba(58, 134, 255, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--primary);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

.background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(58, 134, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(76, 201, 240, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(252, 163, 17, 0.05) 0%, transparent 50%);
    z-index: -1;
}

.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.login-container {
    width: 100%;
    max-width: 440px;
    padding: 20px;
}

.login-glass {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: var(--glow);
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.login-header i {
    color: var(--accent);
    margin-bottom: 1rem;
}

.login-header h1 {
    font-size: 2.2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-light), var(--success));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-group i {
    position: absolute;
    left: 15px;
    color: var(--text-secondary);
    z-index: 2;
}

.input-group input {
    width: 100%;
    padding: 15px 15px 15px 45px;
    background: rgba(10, 10, 15, 0.6);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text);
    font-size: 16px;
    transition: all 0.3s ease;
}

.input-group input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(58, 134, 255, 0.1);
}

.btn-login {
    padding: 15px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: var(--glow);
}

/* Dashboard Styles */
.dashboard {
    min-height: 100vh;
    background: var(--primary);
    padding: 2rem;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow: var(--glow);
}

.header-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-light), var(--success));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
}

.header-content p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--success));
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow);
}

.stat-card i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--accent);
}

.stat-card h3 {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text);
}

.positive {
    color: var(--success);
}

.negative {
    color: var(--danger);
}

.actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, var(--success), #36a1c4);
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger), #c2185b);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning), #e69500);
    color: white;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--glow);
}

.positions-section {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--glow);
}

.section-header {
    padding: 1.5rem 2rem;
    background: rgba(10, 10, 15, 0.6);
    border-bottom: 1px solid var(--border);
}

.section-header h2 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
}

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

.table th {
    padding: 1.5rem 2rem;
    text-align: left;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.8rem;
    border-bottom: 1px solid var(--border);
}

.table td {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border);
}

.table tr:last-child td {
    border-bottom: none;
}

.table tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-active {
    background: rgba(76, 201, 240, 0.1);
    color: var(--success);
}

.status-closed {
    background: rgba(247, 37, 133, 0.1);
    color: var(--danger);
}

.loading {
    opacity: 0.7;
    pointer-events: none;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Responsive */
@media (max-width: 768px) {
    .dashboard {
        padding: 1rem;
    }
    
    .header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .actions {
        flex-direction: column;
    }
    
    .table {
        display: block;
        overflow-x: auto;
    }
}