/* ============================================
   CUCURIGOO ADMIN HUB - CORE CSS v3.1
   FIXED: Exact fundal ca footer-ul!
   ============================================ */

:root {
    /* === BACKGROUNDS (EXACT CA FOOTER!) === */
    --cuco-bg-primary: #0A0B0E;          /* Footer exact! */
    --cuco-bg-secondary: #0F1115;        /* Panels dark */
    --cuco-bg-tertiary: #13161C;         /* Cards */
    --cuco-bg-hover: #1A1E26;            /* Hover state */
    
    /* === BORDERS === */
    --cuco-border: rgba(255, 255, 255, 0.08);  /* Subtle */
    --cuco-border-light: rgba(255, 255, 255, 0.05);
    
    /* === TEXT (EXACT MATCH) === */
    --cuco-text-primary: #FFFFFF;        /* Pure white pentru titluri */
    --cuco-text-secondary: #A8B0C2;      /* Copy */
    --cuco-text-dim: #6B7280;            /* Subtle */
    
    /* === GOLD SIGNATURE === */
    --cuco-gold: #D6B46C;
    --cuco-gold-light: #E8D4A0;
    --cuco-gold-dark: #B8935A;
    
    /* === STATUS COLORS (SUBTLE) === */
    --cuco-success: #10B981;
    --cuco-success-bg: rgba(16, 185, 129, 0.08);
    --cuco-warning: #F59E0B;
    --cuco-warning-bg: rgba(245, 158, 11, 0.08);
    --cuco-error: #EF4444;
    --cuco-error-bg: rgba(239, 68, 68, 0.08);
    --cuco-info: #3B82F6;
    --cuco-info-bg: rgba(59, 130, 246, 0.08);
    --cuco-purple: #8B5CF6;
    --cuco-purple-bg: rgba(139, 92, 246, 0.08);
    
    /* === SPACING === */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    
    /* === RADIUS === */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    
    /* === SHADOWS === */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.7);
    --shadow-gold: 0 4px 16px rgba(214, 180, 108, 0.25);
    
    /* === TRANSITIONS === */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.2s ease;
    --transition-slow: 0.3s ease;
}

/* ============================================
   GLOBAL RESET
   ============================================ */

* {
    box-sizing: border-box;
}

/* ============================================
   MODULE CONTAINER
   ============================================ */

.cuco-module {
    background: var(--cuco-bg-secondary);
    border: 1px solid var(--cuco-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    color: var(--cuco-text-primary);
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    margin: 0;
    box-shadow: var(--shadow-sm);
}

.cuco-module-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--cuco-border);
}

.cuco-module-header h2 {
    color: var(--cuco-text-primary);
    font-size: 22px;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.01em;
}

.cuco-module-header h3 {
    color: var(--cuco-gold);
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 var(--spacing-md) 0;
}

/* ============================================
   BUTTONS
   ============================================ */

.cuco-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 10px 20px;
    background: var(--cuco-gold);
    color: #000000;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    font-family: 'Poppins', sans-serif;
    box-shadow: var(--shadow-sm);
}

.cuco-btn:hover {
    background: var(--cuco-gold-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.cuco-btn:active {
    transform: translateY(0);
}

.cuco-btn-refresh {
    background: var(--cuco-bg-tertiary);
    color: var(--cuco-text-primary);
    border: 1px solid var(--cuco-border);
}

.cuco-btn-refresh:hover {
    background: var(--cuco-bg-hover);
    border-color: var(--cuco-gold);
    box-shadow: none;
}

.cuco-btn-export {
    background: var(--cuco-gold);
    color: #000000;
}

.cuco-btn-small {
    padding: 6px 14px;
    font-size: 13px;
}

.cuco-btn-icon {
    background: transparent;
    border: 1px solid var(--cuco-border);
    color: var(--cuco-text-secondary);
    padding: 6px 10px;
    font-size: 16px;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.cuco-btn-icon:hover {
    border-color: var(--cuco-gold);
    color: var(--cuco-gold);
    background: var(--cuco-bg-tertiary);
}

/* ============================================
   METRIC CARDS
   ============================================ */

.cuco-metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.cuco-metric-card {
    background: var(--cuco-bg-tertiary);
    border: 1px solid var(--cuco-border);
    border-radius: var(--radius-md);
    padding: 20px;
    position: relative;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 16px;
}

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

.cuco-metric-icon {
    font-size: 36px;
    opacity: 0.9;
    flex-shrink: 0;
}

.cuco-metric-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.cuco-metric-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--cuco-text-primary);
    line-height: 1;
}

.cuco-metric-label {
    font-size: 12px;
    color: var(--cuco-text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.cuco-metric-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 10px;
    background: var(--cuco-success-bg);
    color: var(--cuco-success);
    border: 1px solid var(--cuco-success);
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
}

/* Accent borders */
.cuco-metric-gold { border-left: 3px solid var(--cuco-gold); }
.cuco-metric-success { border-left: 3px solid var(--cuco-success); }
.cuco-metric-info { border-left: 3px solid var(--cuco-info); }
.cuco-metric-warning { border-left: 3px solid var(--cuco-warning); }
.cuco-metric-purple { border-left: 3px solid var(--cuco-purple); }
.cuco-metric-blue { border-left: 3px solid var(--cuco-info); }
.cuco-metric-green { border-left: 3px solid var(--cuco-success); }
.cuco-metric-dim { border-left: 3px solid var(--cuco-text-dim); }

/* ============================================
   CHARTS
   ============================================ */

.cuco-chart-container {
    background: var(--cuco-bg-tertiary);
    border: 1px solid var(--cuco-border);
    border-radius: var(--radius-md);
    padding: 24px;
    margin-top: var(--spacing-lg);
}

.cuco-chart-container h3 {
    color: var(--cuco-gold);
    font-size: 15px;
    font-weight: 600;
    margin: 0 0 20px 0;
}

.cuco-chart-container canvas {
    max-height: 350px;
}

/* ============================================
   TABLES
   ============================================ */

.cuco-table-wrapper {
    background: var(--cuco-bg-tertiary);
    border: 1px solid var(--cuco-border);
    border-radius: var(--radius-md);
    padding: 20px;
    overflow-x: auto;
    margin-top: var(--spacing-lg);
}

table.cuco-table,
.cuco-users-table,
.cuco-perf-table {
    width: 100%;
    border-collapse: collapse;
    color: var(--cuco-text-primary);
}

table.cuco-table thead,
.cuco-users-table thead,
.cuco-perf-table thead {
    background: rgba(255, 255, 255, 0.02);
}

table.cuco-table th,
.cuco-users-table th,
.cuco-perf-table th {
    color: var(--cuco-gold);
    font-weight: 600;
    padding: 12px;
    text-align: left;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--cuco-border);
}

table.cuco-table td,
.cuco-users-table td,
.cuco-perf-table td {
    padding: 12px;
    border-bottom: 1px solid var(--cuco-border-light);
    font-size: 14px;
}

table.cuco-table tbody tr:hover,
.cuco-users-table tbody tr:hover,
.cuco-perf-table tbody tr:hover {
    background: rgba(214, 180, 108, 0.03);
}

/* ============================================
   MODALS
   ============================================ */

.cuco-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 11, 14, 0.95);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: var(--spacing-md);
}

.cuco-modal-content {
    background: var(--cuco-bg-secondary);
    border: 1px solid var(--cuco-border);
    border-radius: var(--radius-lg);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow: auto;
    box-shadow: var(--shadow-lg);
}

.cuco-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--cuco-border);
}

.cuco-modal-header h3 {
    color: var(--cuco-gold);
    font-size: 18px;
    font-weight: 700;
    margin: 0;
}

.cuco-modal-close {
    background: transparent;
    border: none;
    color: var(--cuco-text-secondary);
    font-size: 28px;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.cuco-modal-close:hover {
    background: var(--cuco-bg-tertiary);
    color: var(--cuco-text-primary);
}

.cuco-modal-body {
    padding: var(--spacing-lg);
}

/* ============================================
   LOADING STATES
   ============================================ */

.cuco-loading {
    position: relative;
    pointer-events: none;
    opacity: 0.6;
}

.cuco-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 40px;
    margin: -20px 0 0 -20px;
    border: 3px solid var(--cuco-border);
    border-top-color: var(--cuco-gold);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============================================
   NOTIFICATIONS
   ============================================ */

.cuco-notification {
    position: fixed;
    top: 80px;
    right: 20px;
    background: var(--cuco-bg-secondary);
    border: 1px solid var(--cuco-gold);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    color: var(--cuco-text-primary);
    box-shadow: var(--shadow-lg);
    z-index: 10000;
    min-width: 300px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.cuco-notification-success {
    border-color: var(--cuco-success);
    background: linear-gradient(135deg, var(--cuco-bg-secondary) 0%, var(--cuco-success-bg) 100%);
}

.cuco-notification-error {
    border-color: var(--cuco-error);
    background: linear-gradient(135deg, var(--cuco-bg-secondary) 0%, var(--cuco-error-bg) 100%);
}

.cuco-notification-warning {
    border-color: var(--cuco-warning);
    background: linear-gradient(135deg, var(--cuco-bg-secondary) 0%, var(--cuco-warning-bg) 100%);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
    .cuco-metrics-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .cuco-module {
        padding: var(--spacing-md);
    }
    
    .cuco-module-header {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: flex-start;
    }
    
    .cuco-metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .cuco-chart-container {
        padding: var(--spacing-md);
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }