/* Base Styles - Global resets, typography, layout */

/* CSS Variables - Glass-morphism Design System */
:root {
    /* Core Brand Colors */
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    
    /* State Colors */
    --success-color: #4ade80;
    --warning-color: #fbbf24;
    --error-color: #f87171;
    
    /* Text Colors (White-based for dark backgrounds) */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.6);
    
    /* Glass Effect Colors */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    
    /* Gradient System */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    
    /* Shadow System */
    --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 8px 25px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 15px 35px rgba(0, 0, 0, 0.2);
}

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

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

.hidden {
    display: none;
}

.message {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
}

.message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Responsive Design */
/* Tablet and small desktop */
@media (max-width: 768px) {
    .dashboard-nav {
        flex-direction: column;
        gap: 12px; /* Reduced from 16px */
        padding: 0 1rem;
    }
    
    .dashboard-user {
        flex-direction: column;
        text-align: center;
        gap: 8px; /* Reduced from 1rem */
    }
    
    .dashboard-user-name {
        font-size: 1rem; /* Reduced to match dashboard.css mobile styles */
    }
    
    .quick-actions {
        grid-template-columns: 1fr;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
}

/* Large phones and small tablets */
@media (max-width: 576px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .dashboard-content {
        padding: 20px 15px;
    }
    
    .dashboard-nav {
        padding: 0 15px;
    }
    
    .card {
        padding: 20px;
        margin-bottom: 20px;
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .card-action {
        align-self: stretch;
        text-align: center;
    }
}

/* Small phones */
@media (max-width: 480px) {
    .dashboard-content {
        padding: 15px 10px;
    }
    
    .dashboard-nav {
        padding: 0 10px;
    }
    
    .dashboard-logo {
        font-size: 1.9rem;
    }
    
    .card {
        padding: 16px;
        border-radius: 12px;
    }
    
    .card-title {
        font-size: 1.1rem;
    }
    
    .dashboard-grid {
        gap: 16px;
    }
    
    .fab {
        width: 60px;
        height: 60px;
        bottom: 20px;
        right: 20px;
        font-size: 20px;
    }
}

/* Animation Keyframes */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideOutRight {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

@keyframes aiTypingPulse {
    0%, 80%, 100% { transform: scale(0.8); opacity: 0.5; }
    40% { transform: scale(1); opacity: 1; }
}