/* Dark Theme Styles */
:root {
    --primary: #4e73df;
    --primary-dark: #2e59d9;
    --primary-darker: #224abe;
    --secondary: #6c757d;
    --secondary-dark: #5a6268;
    --success: #1cc88a;
    --success-dark: #17a673;
    --warning: #f6c23e;
    --warning-dark: #dda20a;
    --danger: #e74a3b;
    --danger-dark: #c9302c;
    --info: #36b9cc;
    --info-dark: #2c9faf;
    --light: #f8f9fc;
    --dark: #3a3b45;
    --darker: #2e2f38;
    --darkest: #1a1c23;
    
    --bg-dark: #212529;
    --bg-darker: #1a1d23;
    --bg-darkest: #0d1117;
    
    --border-color: #495057;
    --text-primary: #f8f9fa;
    --text-secondary: #adb5bd;
    --text-muted: #6c757d;
}

/* Override Bootstrap Dark Variables */
[data-bs-theme="dark"] {
    --bs-body-bg: var(--bg-darkest);
    --bs-body-color: var(--text-primary);
    --bs-border-color: var(--border-color);
    --bs-secondary-color: var(--text-secondary);
    --bs-light-bg-subtle: var(--bg-darker);
    --bs-dark-bg-subtle: var(--bg-dark);
}

body {
    background-color: var(--bg-darkest);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
}

/* Background Classes */
.bg-dark {
    background-color: var(--bg-dark) !important;
}

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

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

.bg-black {
    background-color: #000 !important;
}

/* Border Classes */
.border-secondary {
    border-color: var(--border-color) !important;
}

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

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

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

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

/* Color Variants for Dark Mode */
.bg-primary-dark {
    background-color: rgba(78, 115, 223, 0.15) !important;
}

.bg-success-dark {
    background-color: rgba(28, 200, 138, 0.15) !important;
}

.bg-warning-dark {
    background-color: rgba(246, 194, 62, 0.15) !important;
}

.bg-danger-dark {
    background-color: rgba(231, 74, 59, 0.15) !important;
}

.bg-info-dark {
    background-color: rgba(54, 185, 204, 0.15) !important;
}

/* Navigation */
.navbar-dark {
    background-color: rgba(26, 29, 35, 0.95) !important;
    backdrop-filter: blur(10px);
}

.navbar-dark .nav-link {
    color: var(--text-primary) !important;
}

.navbar-dark .nav-link:hover,
.navbar-dark .nav-link.active {
    color: var(--primary) !important;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 100%) !important;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    background: linear-gradient(45deg, transparent 30%, rgba(78, 115, 223, 0.1) 100%) !important;
}

.hero-image-wrapper img {
    filter: brightness(0.9) contrast(1.1);
}

.floating-card {
    background: var(--bg-darker) !important;
    border: 1px solid var(--border-color) !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3) !important;
}

/* Feature Cards */
.feature-card {
    background: var(--bg-darker) !important;
    border: 1px solid var(--border-color) !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2) !important;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4) !important;
    border-color: var(--primary) !important;
}

.feature-card-sm {
    background: var(--bg-darker) !important;
    border: 1px solid var(--border-color) !important;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2) !important;
}

.feature-card-sm:hover {
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3) !important;
    border-color: var(--primary) !important;
}

/* Stats Section - Primary background stays bright */
.bg-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%) !important;
}

/* Timeline */
.timeline::before {
    background: linear-gradient(to bottom, var(--primary), var(--info)) !important;
}

.timeline-number {
    background: var(--primary) !important;
    color: white;
    box-shadow: 0 0 0 4px rgba(78, 115, 223, 0.2);
}

/* Role Cards */
.role-card {
    background: var(--bg-darker) !important;
    border: 2px solid var(--border-color) !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2) !important;
}

.role-card:hover {
    border-color: var(--primary) !important;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3) !important;
}

/* Testimonials */
.testimonial-card {
    background: var(--bg-darker) !important;
    border: 1px solid var(--border-color) !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2) !important;
}

.testimonial-author img {
    border: 3px solid rgba(78, 115, 223, 0.3) !important;
}

/* Contact Section */
.contact-item {
    background: var(--bg-darker) !important;
    border: 1px solid var(--border-color) !important;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2) !important;
}

.contact-form .card {
    background: var(--bg-darker) !important;
    border: 1px solid var(--border-color) !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3) !important;
}

.contact-form .form-control {
    background: var(--bg-dark) !important;
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}

.contact-form .form-control:focus {
    background: var(--bg-dark) !important;
    border-color: var(--primary) !important;
    box-shadow: 0 0 0 0.25rem rgba(78, 115, 223, 0.25) !important;
    color: var(--text-primary) !important;
}

.contact-form .form-control::placeholder {
    color: var(--text-muted) !important;
}

/* Footer */
footer {
    background: var(--bg-darkest) !important;
    border-top: 1px solid var(--border-color) !important;
}

footer .text-light {
    color: var(--text-secondary) !important;
}

footer .text-light:hover {
    color: var(--primary) !important;
}

/* Form elements in footer */
footer .form-control {
    background: var(--bg-dark) !important;
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}

/* Buttons */
.btn-outline-light {
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}

.btn-outline-light:hover {
    background-color: var(--bg-darker) !important;
    border-color: var(--primary) !important;
}

.btn-light {
    background-color: var(--bg-darker) !important;
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}

.btn-light:hover {
    background-color: var(--bg-dark) !important;
    border-color: var(--primary) !important;
}

/* Back to Top Button */
#backToTop {
    background: var(--primary) !important;
    border-color: var(--primary) !important;
    color: white !important;
    box-shadow: 0 5px 20px rgba(78, 115, 223, 0.3);
}

#backToTop:hover {
    background: var(--primary-dark) !important;
    border-color: var(--primary-dark) !important;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(78, 115, 223, 0.4);
}

/* Cards with dark mode */
.card {
    background: var(--bg-darker) !important;
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}

.card-header {
    background: var(--bg-dark) !important;
    border-bottom-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}

/* Alerts */
.alert {
    background: var(--bg-dark) !important;
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}

.alert-danger {
    background: rgba(231, 74, 59, 0.15) !important;
    border-color: var(--danger) !important;
    color: #ff6b6b !important;
}

.alert-warning {
    background: rgba(246, 194, 62, 0.15) !important;
    border-color: var(--warning) !important;
    color: #ffd166 !important;
}

.alert-success {
    background: rgba(28, 200, 138, 0.15) !important;
    border-color: var(--success) !important;
    color: #51cf66 !important;
}

.alert-info {
    background: rgba(54, 185, 204, 0.15) !important;
    border-color: var(--info) !important;
    color: #22b8cf !important;
}

/* Form Labels */
.form-label {
    color: var(--text-primary) !important;
}

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

/* Social Links */
.social-links a {
    color: var(--text-secondary) !important;
    transition: all 0.3s ease;
}

.social-links a:hover {
    color: var(--primary) !important;
    transform: translateY(-2px);
}

/* Animations */
@keyframes float {
    0%, 100% { 
        transform: translateY(0) rotate(0); 
    }
    50% { 
        transform: translateY(-20px) rotate(2deg); 
    }
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .hero-section::before {
        background: linear-gradient(45deg, transparent 20%, rgba(78, 115, 223, 0.08) 100%) !important;
    }
    
    .feature-card,
    .role-card,
    .testimonial-card {
        padding: 1.5rem !important;
    }
}

@media (max-width: 576px) {
    .display-4 {
        font-size: 2.2rem !important;
    }
    
    .lead {
        font-size: 1.1rem !important;
    }
    
    .btn-lg {
        padding: 0.75rem 1.5rem !important;
    }
}

/* Smooth transitions for theme toggle */
* {
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}