/* ========================================
   Demo Page Styles - Dark Theme
   ======================================== */

/* Root Variables */
:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --primary-gradient-start: #667eea;
    --primary-gradient-end: #764ba2;
    --secondary-color: #22d3ee;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #3b82f6;
    
    /* Dark theme colors */
    --dark-bg: #0f172a;
    --dark-card: #1e293b;
    --dark-border: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.25);
    --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    --glow-shadow: 0 0 100px rgba(99, 102, 241, 0.3);
    
    /* Misc */
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global Styles */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
    color: var(--text-primary);
    min-height: 100vh;
}

/* Override Bootstrap Dark Theme */
.navbar-light {
    background: rgba(15, 23, 42, 0.95) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--dark-border);
}

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

.navbar-light .navbar-brand i {
    color: var(--primary-color);
}

.navbar-light .nav-link {
    color: var(--text-secondary) !important;
    position: relative;
    transition: var(--transition);
}

.navbar-light .nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

.navbar-light .nav-link:hover::after {
    width: 100%;
}

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

.navbar-toggler {
    border-color: var(--dark-border) !important;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28241, 245, 249, 0.7%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* Text Gradient */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Hero Section */
.hero-section {
    background: transparent;
    border-bottom: 1px solid var(--dark-border);
    position: relative;
    overflow: hidden;
    padding: 80px 0 60px;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 60%;
    height: 200%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1), transparent);
    border-radius: 50%;
}

.hero-section h1 {
    color: var(--text-primary);
}

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

.hero-illustration {
    position: relative;
    height: 400px;
}

.floating-card {
    position: absolute;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    box-shadow: var(--card-shadow);
    animation: float 3s ease-in-out infinite;
}

.floating-card i {
    filter: brightness(1.2);
}

.floating-card.card-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-card.card-2 {
    top: 50%;
    right: 20%;
    animation-delay: 1s;
}

.floating-card.card-3 {
    bottom: 20%;
    left: 30%;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* Products Section */
.products-section {
    background: transparent;
    min-height: 60vh;
    padding: 60px 0;
}

/* Product Cards */
.product-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
    border-color: var(--primary-color);
}

.product-card.coming-soon {
    opacity: 0.7;
}

/* Product Header */
.product-header {
    padding: 2rem;
    position: relative;
    min-height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gradient-purple {
    background: var(--gradient-primary);
}

.gradient-blue {
    background: linear-gradient(135deg, #3b82f6, #06b6d4);
}

.gradient-green {
    background: var(--gradient-success);
}

.gradient-gray {
    background: linear-gradient(135deg, #475569, #64748b);
}

.product-icon {
    font-size: 3rem;
    color: white;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
}

.badge {
    background: rgba(255, 255, 255, 0.9) !important;
    color: var(--dark-color) !important;
}

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

/* Product Body */
.product-body {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--dark-card);
}

.product-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.product-version {
    font-size: 0.875rem;
    color: var(--text-muted) !important;
    margin-bottom: 1rem;
}

.product-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

/* Features List */
.features-list {
    background: var(--dark-bg);
    padding: 1rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--dark-border);
}

.features-list h6 {
    color: var(--text-muted) !important;
}

.feature-item {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
}

.feature-item i {
    flex-shrink: 0;
    color: var(--success-color) !important;
}

/* Alert Info */
.alert-info {
    background: rgba(59, 130, 246, 0.1) !important;
    border: 1px solid rgba(59, 130, 246, 0.3) !important;
    color: var(--text-primary) !important;
}

/* Metrics Section */
.metrics-section {
    background: var(--dark-bg);
    padding: 1rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--dark-border);
}

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

.progress {
    background: var(--dark-border) !important;
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar {
    transition: width 1s ease;
}

/* API Features */
.api-features {
    background: var(--dark-bg);
    padding: 1rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--dark-border);
}

.api-stat {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.api-stat i {
    font-size: 1.25rem;
}

/* Code Preview */
.code-preview {
    background: var(--dark-bg);
    border: 1px solid var(--dark-border);
    border-radius: var(--border-radius);
    padding: 1rem;
    overflow-x: auto;
}

.code-preview pre {
    margin: 0;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.code-preview code {
    font-family: 'Fira Code', 'Courier New', monospace;
}

/* Product Actions */
.product-actions {
    margin-top: auto;
    padding-top: 1rem;
}

.product-actions .btn {
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.btn-primary {
    background: var(--gradient-primary) !important;
    border: none !important;
}

.btn-primary:hover {
    transform: scale(1.02);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.3);
}

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

.btn-outline-primary:hover {
    background: rgba(99, 102, 241, 0.1) !important;
    color: var(--text-primary) !important;
    border-color: var(--primary-color) !important;
}

.btn-outline-secondary {
    color: var(--text-secondary) !important;
    border-color: var(--dark-border) !important;
    background: transparent !important;
}

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

.btn-secondary {
    background: var(--dark-card) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--dark-border) !important;
}

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

/* Empty State */
.empty-state {
    padding: 3rem;
    background: var(--dark-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid var(--dark-border);
}

.empty-state h3 {
    color: var(--text-primary);
}

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

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

/* Floating Help Button */
.btn-floating {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary) !important;
    border: none !important;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    transition: var(--transition);
    color: white !important;
}

.btn-floating:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

/* Modal Customization */
.modal-content {
    background: var(--dark-card) !important;
    border: 1px solid var(--dark-border) !important;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    color: var(--text-primary);
}

.modal-header {
    background: var(--dark-bg) !important;
    border-bottom: 1px solid var(--dark-border) !important;
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

.modal-title {
    color: var(--text-primary);
}

.modal-body {
    color: var(--text-secondary);
}

.btn-close {
    filter: invert(1);
    opacity: 0.8;
}

.btn-close:hover {
    opacity: 1;
}

.guidelines-content h6 {
    color: var(--text-primary);
}

.guidelines-content ul {
    color: var(--text-secondary);
}

.guidelines-content pre {
    background: var(--dark-bg);
    color: var(--text-primary);
    padding: 1rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    border: 1px solid var(--dark-border);
}

.guidelines-content code {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-light);
    padding: 0.125rem 0.25rem;
    border-radius: 4px;
    font-size: 0.875rem;
}

.modal-footer {
    background: var(--dark-bg) !important;
    border-top: 1px solid var(--dark-border) !important;
}

/* Download Modal */
#downloadModal .modal-body {
    background: var(--dark-card);
}

#downloadModal h5 {
    color: var(--text-primary);
}

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

.spinner-border {
    width: 3rem;
    height: 3rem;
    color: var(--primary-color) !important;
}

/* Footer - Updated for dark theme */
.footer {
    background: var(--dark-bg) !important;
    color: var(--text-primary) !important;
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--dark-border);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    text-decoration: none;
}

.footer-logo i {
    font-size: 2rem;
    margin-right: 0.5rem;
    color: var(--primary-color);
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-size: 1.125rem;
}

.footer-section p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--primary-light);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--dark-card);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: var(--text-secondary);
    border: 1px solid var(--dark-border);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
    color: white;
    border-color: var(--primary-color);
}

.footer-bottom {
    border-top: 1px solid var(--dark-border);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    margin-bottom: 8px;
}

/* Alert styles */
.alert {
    border: none;
    border-radius: var(--border-radius);
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.alert-danger, .alert-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

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

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

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

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

/* Animations for Product Items */
.product-item {
    animation: fadeInUp 0.5s ease;
    animation-fill-mode: both;
}

.product-item:nth-child(1) { animation-delay: 0.1s; }
.product-item:nth-child(2) { animation-delay: 0.2s; }
.product-item:nth-child(3) { animation-delay: 0.3s; }
.product-item:nth-child(4) { animation-delay: 0.4s; }
.product-item:nth-child(5) { animation-delay: 0.5s; }
.product-item:nth-child(6) { animation-delay: 0.6s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-illustration {
        display: none;
    }
    
    .floating-card {
        display: none;
    }
    
    .product-card {
        margin-bottom: 1rem;
    }
    
    .btn-floating {
        bottom: 1rem;
        right: 1rem;
        width: 48px;
        height: 48px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 576px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .product-header {
        min-height: 120px;
    }
    
    .product-icon {
        font-size: 2.5rem;
    }
    
    .product-title {
        font-size: 1.25rem;
    }
}