/* ==========================================
   CSS Reset & Base Styles
   ========================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #ec4899;
    --background-color: #0f172a;
    --surface-color: #1e293b;
    --card-color: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* Category Colors */
    --macera-color: #10b981;
    --aksiyon-color: #ef4444;
    --iki-kisilik-color: #f59e0b;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* 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 8px 24px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--background-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* Background Pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(236, 72, 153, 0.08) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

/* ==========================================
   Container
   ========================================== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-md);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ==========================================
   Header Styles
   ========================================== */
.header {
    text-align: center;
    padding: var(--spacing-lg) var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.logo-icon {
    font-size: 2.5rem;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.header h1 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    color: var(--text-secondary);
    font-weight: 300;
}

/* ==========================================
   Category Navigation
   ========================================== */
.category-nav {
    margin-bottom: var(--spacing-lg);
}

.category-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
}

.category-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--surface-color);
    border: 2px solid transparent;
    border-radius: var(--radius-xl);
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.category-btn:hover {
    background: var(--card-color);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.category-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.category-btn[data-category="macera"].active {
    background: var(--macera-color);
    border-color: var(--macera-color);
}

.category-btn[data-category="aksiyon"].active {
    background: var(--aksiyon-color);
    border-color: var(--aksiyon-color);
}

.category-btn[data-category="iki-kisilik"].active {
    background: var(--iki-kisilik-color);
    border-color: var(--iki-kisilik-color);
}

.btn-icon {
    font-size: 1.2rem;
}

/* ==========================================
   Main Content
   ========================================== */
.main-content {
    flex: 1;
}

.games-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding: 0 var(--spacing-xs);
}

.games-count {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ==========================================
   Games Grid
   ========================================== */
.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

/* ==========================================
   Game Card
   ========================================== */
.game-card {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    opacity: 0;
    animation: fadeInUp 0.5s ease forwards;
}

.game-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

/* Card Image */
.game-card-image {
    position: relative;
    height: 160px;
    overflow: hidden;
}

.game-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.game-card:hover .game-image {
    transform: scale(1.05);
}

/* Placeholder for games without images */
.game-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
}

.game-placeholder.macera {
    background: linear-gradient(135deg, #059669, #34d399);
}

.game-placeholder.aksiyon {
    background: linear-gradient(135deg, #dc2626, #f87171);
}

.game-placeholder.iki-kisilik {
    background: linear-gradient(135deg, #d97706, #fbbf24);
}

.game-placeholder.yonetim {
    background: linear-gradient(135deg, #8B4513, #D2691E);
}

/* Category Badge */
.category-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    padding: 4px 10px;
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.category-badge.macera {
    background: var(--macera-color);
    color: white;
}

.category-badge.aksiyon {
    background: var(--aksiyon-color);
    color: white;
}

.category-badge.iki-kisilik {
    background: var(--iki-kisilik-color);
    color: white;
}

.category-badge.yonetim {
    background: #8B4513;
    color: white;
}

/* Card Content */
.game-card-content {
    padding: var(--spacing-md);
}

.game-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.game-description {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Play Button */
.play-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    width: 100%;
    padding: var(--spacing-sm);
    background: var(--card-color);
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.play-btn:hover {
    background: var(--primary-color);
}

.game-card[data-category="macera"] .play-btn:hover {
    background: var(--macera-color);
}

.game-card[data-category="aksiyon"] .play-btn:hover {
    background: var(--aksiyon-color);
}

.game-card[data-category="iki-kisilik"] .play-btn:hover {
    background: var(--iki-kisilik-color);
}

.play-icon {
    font-size: 1.1rem;
}

/* ==========================================
   No Games Message
   ========================================== */
.no-games {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-muted);
}

.no-games-icon {
    font-size: 4rem;
    display: block;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.no-games p {
    font-size: 1.1rem;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    text-align: center;
    padding: var(--spacing-lg) var(--spacing-md);
    margin-top: var(--spacing-xl);
    border-top: 1px solid var(--card-color);
}

.footer p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

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

/* Staggered animation delays */
.game-card:nth-child(1) { animation-delay: 0.05s; }
.game-card:nth-child(2) { animation-delay: 0.1s; }
.game-card:nth-child(3) { animation-delay: 0.15s; }
.game-card:nth-child(4) { animation-delay: 0.2s; }
.game-card:nth-child(5) { animation-delay: 0.25s; }
.game-card:nth-child(6) { animation-delay: 0.3s; }
.game-card:nth-child(7) { animation-delay: 0.35s; }
.game-card:nth-child(8) { animation-delay: 0.4s; }

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 768px) {
    .container {
        padding: var(--spacing-sm);
    }
    
    .header {
        padding: var(--spacing-md) var(--spacing-sm);
    }
    
    .logo {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .logo-icon {
        font-size: 2rem;
    }
    
    .category-buttons {
        gap: var(--spacing-xs);
    }
    
    .category-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.85rem;
    }
    
    .btn-text {
        display: none;
    }
    
    .btn-icon {
        font-size: 1.4rem;
    }
    
    .games-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    :root {
        font-size: 14px;
    }
    
    .games-grid {
        grid-template-columns: 1fr;
    }
    
    .game-card-image {
        height: 140px;
    }
}

/* ==========================================
   Accessibility
   ========================================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.category-btn:focus,
.play-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.game-card:focus-within {
    outline: 2px solid var(--primary-color);
    outline-offset: 4px;
}