/* AI Realtor Training Platform - Custom Styles */

/* CSS Custom Properties */
:root {
    --primary: 210 30% 20%; /* #2C3E50 Navy Blue */
    --success: 142 76% 36%; /* #27AE60 */
    --info: 204 70% 53%; /* #3498DB */
    --warning: 35 84% 62%; /* #F39C12 */
    --danger: 0 74% 57%; /* #E74C3C */
    --light: 210 11% 98%; /* #F5F7FA */
    --dark: 223 14% 20%; /* #2C3E50 */
    --muted: 210 7% 56%; /* #7F8C8D */
    
    --background: 0 0% 100%; /* White */
    --surface: 210 11% 98%; /* #F5F7FA */
    --border: 210 11% 90%; /* #E8ECEF */
    
    --shadow-sm: 0 2px 4px 0 rgb(0 0 0 / 0.1);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    
    --border-radius: 0.5rem;
    --border-radius-lg: 0.75rem;
    
    --transition: all 0.2s ease-in-out;
}

/* Global Styles */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: hsl(var(--dark));
    background-color: hsl(var(--background));
}

/* Override Bootstrap primary color */
.btn-primary {
    background-color: hsl(var(--primary));
    border-color: hsl(var(--primary));
    transition: var(--transition);
}

.btn-primary:hover {
    background-color: hsl(var(--primary) / 0.9);
    border-color: hsl(var(--primary) / 0.9);
    transform: translateY(-1px);
}

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

.text-primary {
    color: hsl(var(--primary)) !important;
}

.border-primary {
    border-color: hsl(var(--primary)) !important;
}

/* Navigation */
.navbar-brand {
    font-size: 1.3rem;
    font-weight: 700;
}

.navbar-dark .navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9);
    transition: var(--transition);
}

.navbar-dark .navbar-nav .nav-link:hover {
    color: white;
    transform: translateY(-1px);
}

/* Main Content */
.main-content {
    min-height: calc(100vh - 140px);
    padding-top: 76px; /* Account for fixed navbar */
}

/* Cards */
.card {
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
}

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

.card-header {
    border-bottom: 1px solid hsl(var(--border));
    background-color: hsl(var(--surface));
}

/* Hero Section */
.hero-section {
    background: white;
    min-height: 60vh;
    display: flex;
    align-items: center;
    padding: 80px 0;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.1rem;
    font-weight: 400;
    color: #666;
    line-height: 1.5;
}

.hero-buttons .btn {
    padding: 12px 30px;
    font-weight: 600;
    border-radius: 6px;
    text-decoration: none;
    border: 2px solid #2c3e50;
}

.hero-buttons .btn-dark {
    background-color: #2c3e50;
    color: white;
}

.hero-buttons .btn-outline-dark {
    background-color: transparent;
    color: #2c3e50;
}

/* Platform Highlights */
.highlights-section {
    background: #f8f9fa;
    padding: 80px 0;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 3rem;
}

.highlight-card {
    padding: 2rem 1rem;
    background: white;
    border-radius: 8px;
    margin-bottom: 2rem;
    transition: transform 0.2s ease;
}

.highlight-card:hover {
    transform: translateY(-2px);
}

.highlight-icon {
    color: #6c757d;
    margin: 0 auto;
}

.highlight-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.highlight-description {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.6;
}

/* Buttons */
.btn {
    font-weight: 600;
    border-radius: var(--border-radius);
    transition: var(--transition);
    border-width: 2px;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-lg {
    padding: 0.75rem 2rem;
    font-size: 1.1rem;
}

.btn-outline-primary {
    color: hsl(var(--primary));
    border-color: hsl(var(--primary));
}

.btn-outline-primary:hover {
    background-color: hsl(var(--primary));
    border-color: hsl(var(--primary));
    color: white;
}

/* Forms */
.form-control {
    border-radius: var(--border-radius);
    border: 2px solid hsl(var(--border));
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: hsl(var(--primary));
    box-shadow: 0 0 0 0.2rem hsl(var(--primary) / 0.25);
}

.form-select {
    border-radius: var(--border-radius);
    border: 2px solid hsl(var(--border));
    padding: 0.75rem 1rem;
}

.form-label {
    font-weight: 600;
    color: hsl(var(--dark));
    margin-bottom: 0.5rem;
}

/* Flash Messages */
.flash-messages {
    position: relative;
    z-index: 1040;
}

.alert {
    border-radius: var(--border-radius);
    border: none;
    font-weight: 500;
}

.alert-success {
    background-color: hsl(var(--success) / 0.1);
    color: hsl(var(--success));
}

.alert-danger {
    background-color: hsl(var(--danger) / 0.1);
    color: hsl(var(--danger));
}

.alert-info {
    background-color: hsl(var(--info) / 0.1);
    color: hsl(var(--info));
}

.alert-warning {
    background-color: hsl(var(--warning) / 0.1);
    color: hsl(var(--warning));
}

/* Dashboard Stats */
.stats-card {
    background: linear-gradient(135deg, hsl(var(--surface)) 0%, hsl(var(--background)) 100%);
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
}

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

/* Tables */
.table {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.table th {
    background-color: hsl(var(--surface));
    border-bottom: 2px solid hsl(var(--border));
    font-weight: 600;
    color: hsl(var(--dark));
}

.table-hover tbody tr:hover {
    background-color: hsl(var(--surface) / 0.5);
}

/* Badges */
.badge {
    font-weight: 600;
    border-radius: var(--border-radius);
}

.badge.bg-primary {
    background-color: hsl(var(--primary)) !important;
}

.badge.bg-success {
    background-color: hsl(var(--success)) !important;
}

.badge.bg-info {
    background-color: hsl(var(--info)) !important;
}

.badge.bg-warning {
    background-color: hsl(var(--warning)) !important;
}

.badge.bg-secondary {
    background-color: hsl(var(--muted)) !important;
}

/* Dropdown */
.dropdown-menu {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid hsl(var(--border));
}

.dropdown-item {
    transition: var(--transition);
}

.dropdown-item:hover {
    background-color: hsl(var(--surface));
    color: hsl(var(--primary));
}

/* Footer */
footer {
    background-color: hsl(var(--dark)) !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section .display-4 {
        font-size: 2.5rem;
    }
    
    .hero-section .lead {
        font-size: 1.1rem;
    }
    
    .btn-lg {
        padding: 0.6rem 1.5rem;
        font-size: 1rem;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
    }
    
    .card-body.p-5 {
        padding: 2rem !important;
    }
}

@media (max-width: 576px) {
    .main-content {
        padding-top: 70px;
    }
    
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .hero-section {
        min-height: auto;
        padding: 2rem 0;
    }
}

/* Custom Utility Classes */
.bg-gradient-primary {
    background: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--primary) / 0.8) 100%);
}

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

.bg-light {
    background-color: hsl(var(--surface)) !important;
}

.border-0 {
    border: none !important;
}

.shadow-sm {
    box-shadow: var(--shadow-sm) !important;
}

.shadow {
    box-shadow: var(--shadow) !important;
}

.shadow-lg {
    box-shadow: var(--shadow-lg) !important;
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-up {
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        transform: translateY(10px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Testimonials Section */
.testimonials-section {
    background: white;
    padding: 80px 0;
}

.testimonial-card {
    padding: 3rem 2rem;
    background: white;
    border-radius: 8px;
}

.testimonial-quote {
    font-size: 1.1rem;
    font-style: italic;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

.testimonial-author {
    margin-top: 2rem;
}

.author-avatar {
    margin: 0 auto;
}

.avatar-circle {
    width: 60px;
    height: 60px;
    background: #2c3e50;
    border-radius: 50%;
    margin: 0 auto;
}

.author-name {
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 0.25rem;
}

.author-title {
    font-size: 0.9rem;
    color: #666;
}

/* Call to Action Section */
.cta-section {
    background: white;
    padding: 80px 0;
}

.cta-title {
    font-size: 2rem;
    font-weight: 700;
    color: #2c3e50;
}

.cta-subtitle {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.5;
}

.cta-buttons .btn {
    padding: 12px 30px;
    font-weight: 600;
    border-radius: 6px;
    text-decoration: none;
    border: 2px solid #2c3e50;
}

.cta-buttons .btn-dark {
    background-color: #2c3e50;
    color: white;
}

.cta-buttons .btn-outline-dark {
    background-color: transparent;
    color: #2c3e50;
}

/* Loading States */
.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.6;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #2c3e50;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

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