/* MITS - Dark Trading Theme */

:root {
    /* Colors */
    --bg-primary: #0a0e17;
    --bg-secondary: #12161f;
    --bg-tertiary: #1a1f2e;
    --bg-card: #151921;
    
    --text-primary: #e8eaed;
    --text-secondary: #9aa0a6;
    --text-muted: #5f6368;
    
    --accent-green: #00ff88;
    --accent-red: #ff4757;
    --accent-blue: #00d4ff;
    --accent-yellow: #ffd93d;
    
    --border: #2d3748;
    --border-light: #4a5568;
    
    /* Signal Colors */
    --signal-strong-buy: #00ff88;
    --signal-buy: #00d4ff;
    --signal-watch: #ffd93d;
    --signal-hold: #9aa0a6;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
    
    /* Transitions */
    --transition: all 0.3s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* Navbar */
.navbar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.nav-brand h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-green);
    margin-bottom: 0.25rem;
}

.nav-brand .tagline {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.nav-menu {
    display: flex;
    gap: 1rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: var(--transition);
    font-weight: 500;
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.nav-link.active {
    color: var(--accent-green);
    background: rgba(0, 255, 136, 0.1);
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-name {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
}

.stat-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
}

.stat-icon.green { background: rgba(0, 255, 136, 0.1); color: var(--accent-green); }
.stat-icon.blue { background: rgba(0, 212, 255, 0.1); color: var(--accent-blue); }
.stat-icon.yellow { background: rgba(255, 217, 61, 0.1); color: var(--accent-yellow); }
.stat-icon.gray { background: rgba(154, 160, 166, 0.1); color: var(--text-secondary); }

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

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

/* Section */
.section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.section-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

.filters {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    gap: 0.5rem;
    padding: 0.25rem;
    background: var(--bg-tertiary);
    border-radius: 8px;
    border: 1px solid var(--border);
}

.filter-btn {
    background: transparent;
    color: var(--text-secondary);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.filter-btn:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.filter-btn.active {
    background: var(--accent-green);
    color: var(--bg-primary);
    font-weight: 600;
}

.filter-select, .search-input {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.9rem;
    outline: none;
    transition: var(--transition);
}

.filter-select:focus, .search-input:focus {
    border-color: var(--accent-blue);
}

/* Buttons */
.btn {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
}

.btn:hover {
    background: var(--bg-secondary);
    border-color: var(--border-light);
}

.btn-primary {
    background: var(--accent-green);
    color: var(--bg-primary);
    border-color: var(--accent-green);
}

.btn-primary:hover {
    background: #00dd77;
    border-color: #00dd77;
}

.btn-small {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
}

.btn-block {
    width: 100%;
    display: block;
}

/* Signals Table */
.signals-table-container {
    overflow-x: auto;
}

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

.signals-table th {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    text-align: left;
    padding: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.signals-table td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

.signals-table tr:hover {
    background: var(--bg-tertiary);
}

.symbol {
    font-weight: 700;
    color: var(--accent-green);
    font-size: 1rem;
}

.badge {
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-rapid { background: rgba(255, 71, 87, 0.2); color: var(--accent-red); }
.badge-swing { background: rgba(0, 212, 255, 0.2); color: var(--accent-blue); }
.badge-momentum { background: rgba(0, 255, 136, 0.2); color: var(--accent-green); }

/* Source Badges */
.badge-source {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.4rem 0.7rem;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    min-width: 36px;
}

.badge-source-watchlist {
    background: linear-gradient(135deg, rgba(138, 43, 226, 0.2) 0%, rgba(75, 0, 130, 0.2) 100%);
    color: #da70d6;
    border: 1px solid rgba(138, 43, 226, 0.3);
}

.badge-source-scanner {
    background: linear-gradient(135deg, rgba(255, 20, 147, 0.2) 0%, rgba(219, 112, 147, 0.2) 100%);
    color: #ff69b4;
    border: 1px solid rgba(255, 20, 147, 0.3);
}

.score-cell {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.score-bar {
    height: 4px;
    background: var(--accent-green);
    border-radius: 2px;
    max-width: 100px;
}

.score-value {
    font-weight: 700;
    color: var(--text-primary);
}

.signal-badge {
    padding: 0.35rem 0.75rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.signal-strong_buy { background: var(--signal-strong-buy); color: var(--bg-primary); }
.signal-buy { background: var(--signal-buy); color: var(--bg-primary); }
.signal-watch { background: var(--signal-watch); color: var(--bg-primary); }
.signal-hold { background: var(--signal-hold); color: var(--bg-primary); }

.trend-up { color: var(--accent-green); }
.trend-down { color: var(--accent-red); }
.trend-neutral { color: var(--text-muted); }

.time-cell {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Signal Cards */
.signals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
}

.signal-card {
    background: var(--bg-secondary);
    border: 2px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.signal-card:hover {
    border-color: var(--border-light);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.signal-card-strong_buy { border-color: rgba(0, 255, 136, 0.3); }
.signal-card-buy { border-color: rgba(0, 212, 255, 0.3); }
.signal-card-watch { border-color: rgba(255, 217, 61, 0.3); }

.signal-card-header {
    background: var(--bg-tertiary);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.symbol-large {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-green);
}

.timeframe-badge {
    background: var(--bg-card);
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-left: 0.5rem;
}

.signal-type-large {
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 700;
}

.signal-card-body {
    padding: 1.5rem;
}

.score-display {
    text-align: center;
    margin-bottom: 1.5rem;
}

.score-circle {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.5rem;
    border: 3px solid;
}

.score-circle-strong_buy { border-color: var(--signal-strong-buy); background: rgba(0, 255, 136, 0.1); }
.score-circle-buy { border-color: var(--signal-buy); background: rgba(0, 212, 255, 0.1); }
.score-circle-watch { border-color: var(--signal-watch); background: rgba(255, 217, 61, 0.1); }

.score-number {
    font-size: 2rem;
    font-weight: 700;
}

.score-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.signal-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.metric {
    display: flex;
    flex-direction: column;
}

.metric-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.metric-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.signal-components {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.component {
    display: grid;
    grid-template-columns: 80px 1fr 40px;
    align-items: center;
    gap: 0.5rem;
}

.component-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.component-bar {
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.component-fill {
    height: 100%;
    background: var(--accent-green);
    border-radius: 3px;
}

.component-value {
    font-size: 0.85rem;
    font-weight: 600;
    text-align: right;
}

.signal-card-footer {
    background: var(--bg-tertiary);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.confidence {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Mode Header */
.mode-header {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2rem;
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
}

.mode-icon {
    font-size: 4rem;
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
}

.mode-icon-rapid { background: rgba(255, 71, 87, 0.2); }
.mode-icon-swing { background: rgba(0, 212, 255, 0.2); }
.mode-icon-momentum { background: rgba(0, 255, 136, 0.2); }

.mode-info h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.mode-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.mode-stats {
    display: flex;
    gap: 2rem;
}

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

.mode-stat strong {
    color: var(--accent-green);
}

/* Charts */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
}

.chart-card {
    background: var(--bg-tertiary);
    border-radius: 8px;
    padding: 1.5rem;
}

.chart-card h3 {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

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

.login-container {
    position: relative;
    width: 100%;
    max-width: 400px;
    padding: 2rem;
}

.login-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 3rem;
    position: relative;
    z-index: 10;
}

.logo-section {
    text-align: center;
    margin-bottom: 2rem;
}

.logo {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-green);
    margin-bottom: 0.5rem;
}

.tagline {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.75rem;
    border-radius: 6px;
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}

.form-group input:focus {
    border-color: var(--accent-green);
}

.login-footer {
    text-align: center;
    margin-top: 1.5rem;
}

.demo-info {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.alert {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1.5rem;
}

.alert-error {
    background: rgba(255, 71, 87, 0.1);
    border: 1px solid var(--accent-red);
    color: var(--accent-red);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

.empty-state p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-menu {
        width: 100%;
        justify-content: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .signals-grid {
        grid-template-columns: 1fr;
    }
    
    .mode-header {
        flex-direction: column;
        text-align: center;
    }
}