/* Modern Professional North American Sales Platform Styling */

:root {
    /* Professional North American Color Palette */
    --primary-blue: #1e40af;
    --secondary-blue: #3b82f6;
    --accent-gold: #f59e0b;
    --success-green: #059669;
    --warning-orange: #ea580c;
    --danger-red: #dc2626;
    --dark-navy: #1e293b;
    --light-gray: #f8fafc;
    --medium-gray: #64748b;
    --white: #ffffff;
    
    /* Professional Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Modern Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Modern Spacing */
    --border-radius: 12px;
    --border-radius-lg: 16px;
    --border-radius-sm: 8px;
}

/* Global Reset and Base Styles */
* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    background: linear-gradient(135deg, var(--light-gray) 0%, #e2e8f0 100%);
    color: var(--dark-navy);
    line-height: 1.6;
    font-size: 16px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--dark-navy);
}

/* Navigation Enhancements */
.navbar {
    background: var(--white) !important;
    border-bottom: 1px solid rgba(30, 64, 175, 0.1);
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
}

.navbar-brand {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--primary-blue) !important;
}

.nav-link {
    font-weight: 500;
    color: var(--dark-navy) !important;
    transition: all 0.3s ease;
    border-radius: var(--border-radius-sm);
    margin: 0 4px;
    padding: 8px 16px !important;
}

.nav-link:hover {
    background: var(--primary-blue);
    color: white !important;
    transform: translateY(-1px);
}

/* Modern Card Design */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    background: var(--white);
    transition: all 0.3s ease;
    overflow: hidden;
}

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

.learning-path-card {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
}

.learning-path-card .card-header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%) !important;
    border: none;
    padding: 1.5rem;
}

/* Progress Bars */
.progress {
    height: 8px;
    background: rgba(30, 64, 175, 0.1);
    border-radius: 20px;
    overflow: hidden;
}

.progress-bar {
    background: linear-gradient(90deg, var(--success-green) 0%, #34d399 100%);
    border-radius: 20px;
    transition: width 0.6s ease;
}

/* Badges */
.badge {
    font-weight: 600;
    padding: 8px 12px;
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
}

.bg-primary {
    background: var(--primary-blue) !important;
}

.bg-warning {
    background: var(--accent-gold) !important;
    color: var(--dark-navy) !important;
}

.bg-success {
    background: var(--success-green) !important;
}

/* Buttons */
.btn {
    font-weight: 600;
    border-radius: var(--border-radius);
    padding: 12px 24px;
    transition: all 0.3s ease;
    border: none;
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1e3a8a 0%, var(--primary-blue) 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline-primary {
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-1px);
}

/* Forms */
.form-control {
    border: 2px solid #e2e8f0;
    border-radius: var(--border-radius);
    padding: 12px 16px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
    outline: none;
}

/* Admin Control Panel */
.admin-control-panel {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 2px solid var(--accent-gold);
    border-radius: var(--border-radius-lg);
}

/* Lesson Preview Cards */
.lesson-preview {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid #e2e8f0;
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
    padding: 12px !important;
}

.lesson-preview:hover {
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-sm);
    transform: translateX(4px);
}

.lesson-number {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%) !important;
    color: white !important;
    font-weight: bold;
    box-shadow: var(--shadow-sm);
}

/* Reward Items */
.reward-item {
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.reward-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* Stats Cards */
.stat-card {
    border-radius: var(--border-radius-lg);
    border: none;
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Welcome Banner */
.welcome-banner {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.08) 0%, rgba(59, 130, 246, 0.08) 100%) !important;
    border: 1px solid rgba(30, 64, 175, 0.1);
    border-radius: var(--border-radius-lg);
}

/* Learning Journey Card */
.learning-journey-card {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    border-radius: var(--border-radius-lg);
    border: none;
}

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

.learning-path-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .card-body {
        padding: 1.5rem 1rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}

/* Professional Text Colors */
.text-primary {
    color: var(--primary-blue) !important;
}

.text-success {
    color: var(--success-green) !important;
}

.text-warning {
    color: var(--accent-gold) !important;
}

.text-muted {
    color: var(--medium-gray) !important;
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Focus States for Accessibility */
.btn:focus,
.form-control:focus,
.nav-link:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}