/* Main Stylesheet - Enhanced with Modern Features */
:root {
    --primary: ;
    --secondary: ;
    --accent: ;
    --success: ;
    --warning: ;
    --error: ;
    --dark: ;
    --darker: ;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-light: rgba(255, 255, 255, 0.1);
    --border-medium: rgba(255, 255, 255, 0.2);
    --bg-primary: #0f0f23;
    --bg-secondary: #1e1b4b;
    --bg-card: rgba(255, 255, 255, 0.05);
    --bg-overlay: rgba(15, 15, 35, 0.95);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.4);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: all 0.3s ease;
}

/* Enhanced Container System */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-wide {
    max-width: 1400px;
}

.container-narrow {
    max-width: 800px;
}

/* Modern Banner Grid */
.banner-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 40px;
    align-items: start;
    min-height: 80vh;
    padding: 40px 0;
}

@media (max-width: 968px) {
    .banner-grid {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 20px 0;
    }
}

/* Content Column Enhancements */
.content-column {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.main-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    margin-bottom: 10px;
}

.main-description {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

/* Enhanced Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 12px;
    margin: 25px 0;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
    cursor: default;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.feature-text {
    font-size: 0.9rem;
    font-weight: 500;
}

/* Info Cards Enhancements */
.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
    margin: 25px 0;
}

.info-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: var(--transition);
}

.info-card:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.info-icon {
    font-size: 1.5rem;
    opacity: 0.8;
    flex-shrink: 0;
}

.info-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.info-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.info-value {
    font-size: 0.95rem;
    font-weight: 600;
}

/* Download Section Modernization */
.download-section {
    background: linear-gradient(135deg, var(--bg-card), rgba(255, 255, 255, 0.02));
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 30px;
    position: relative;
    overflow: hidden;
}

.download-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    text-decoration: none;
    padding: 18px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    width: 100%;
    position: relative;
    overflow: hidden;
}

.download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.download-btn:hover::before {
    left: 100%;
}

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

.primary-download-btn {
    animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
    0% {
        box-shadow: 0 8px 32px rgba(236, 72, 153, 0.4);
    }
    50% {
        box-shadow: 0 8px 32px rgba(236, 72, 153, 0.8), 0 0 60px rgba(236, 72, 153, 0.4);
    }
    100% {
        box-shadow: 0 8px 32px rgba(236, 72, 153, 0.4);
    }
}

/* Media Column Enhancements */
.media-column {
    position: sticky;
    top: 20px;
}

.media-container {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 2px solid var(--border-light);
    box-shadow: var(--shadow-lg);
    background: var(--bg-card);
}

.preview-media {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.media-container:hover .preview-media {
    transform: scale(1.05);
}

.media-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 20px;
    display: flex;
    justify-content: center;
}

.play-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    color: white;
    font-weight: 500;
}

.play-icon {
    background: var(--primary);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    transition: var(--transition);
}

.play-indicator:hover .play-icon {
    transform: scale(1.1);
    background: var(--secondary);
}

/* Modern Modal System */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-container {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 100%;
    box-shadow: var(--shadow-lg);
    transform: scale(0.9) translateY(20px);
    transition: all 0.3s ease;
}

.modal-overlay.active .modal-container {
    transform: scale(1) translateY(0);
}

.modal-header {
    padding: 24px 24px 0;
    display: flex;
    justify-content: between;
    align-items: center;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--border-light);
    color: var(--text-primary);
}

/* Enhanced Toast System */
.toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: var(--success);
    color: white;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.3s ease;
    min-width: 300px;
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast.error {
    background: var(--error);
}

.toast.warning {
    background: var(--warning);
}

.toast.info {
    background: var(--secondary);
}

/* Advanced Debug Panel */
.debug-panel {
    background: rgba(0, 0, 0, 0.9);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    margin-top: 30px;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.debug-header {
    background: rgba(0, 0, 0, 0.6);
    padding: 12px 16px;
    display: flex;
    justify-content: between;
    align-items: center;
    border-bottom: 1px solid var(--border-light);
}

.debug-header h4 {
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 600;
}

.debug-toggle {
    background: var(--primary);
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.8rem;
    transition: var(--transition);
}

.debug-toggle:hover {
    background: var(--secondary);
    transform: translateY(-1px);
}

.debug-content {
    padding: 16px;
    background: rgba(0, 0, 0, 0.4);
    display: none;
    max-height: 400px;
    overflow-y: auto;
}

.debug-content.show {
    display: block;
}

.debug-content pre {
    color: var(--text-secondary);
    font-size: 0.8rem;
    white-space: pre-wrap;
    word-break: break-all;
    line-height: 1.4;
}

/* Responsive Design Enhancements */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .banner-grid {
        gap: 20px;
        padding: 16px 0;
    }
    
    .main-title {
        font-size: 1.8rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        gap: 8px;
    }
    
    .info-cards {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    
    .download-section {
        padding: 20px;
    }
    
    .download-btn {
        padding: 16px 24px;
        font-size: 1rem;
    }
    
    .modal-container {
        margin: 20px;
    }
    
    .toast {
        min-width: auto;
        max-width: calc(100vw - 40px);
    }
}

@media (max-width: 480px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .download-btn {
        flex-direction: column;
        gap: 8px;
        padding: 14px 20px;
    }
    
    .btn-text {
        order: -1;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --border-light: rgba(255, 255, 255, 0.3);
        --border-medium: rgba(255, 255, 255, 0.6);
    }
    
    .feature-card,
    .info-card,
    .download-section {
        border-width: 2px;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .download-btn::before,
    .feature-card::before,
    .download-section::before {
        display: none;
    }
}

/* Print Styles */
@media print {
    .download-btn,
    .modal-overlay,
    .toast-container,
    .debug-panel {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .main-title {
        background: none !important;
        -webkit-text-fill-color: black !important;
        color: black !important;
    }
}

/* Utility Classes */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.text-center {
    text-align: center;
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.gap-4 {
    gap: 16px;
}

.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

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

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--border-light);
    border-top: 2px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}