/* Kozmo Burger - Uzay Temalı CSS */

:root {
    /* Uzay Color Palette */
    --deep-space: #0a0a1a;
    --cosmic-blue: #1a237e;
    --nebula-purple: #4a148c;
    --star-silver: #e8eaf6;
    --plasma-orange: #ff6f00;
    --galaxy-gradient: linear-gradient(135deg, #0a0a1a 0%, #1a237e 50%, #4a148c 100%);
    --card-gradient: linear-gradient(145deg, rgba(26, 35, 126, 0.1) 0%, rgba(74, 20, 140, 0.1) 100%);
    
    /* Typography */
    --font-primary: 'Space Grotesk', sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    
    /* Shadows */
    --shadow-soft: 0 4px 20px rgba(26, 35, 126, 0.2);
    --shadow-medium: 0 8px 30px rgba(26, 35, 126, 0.3);
    --shadow-hard: 0 12px 40px rgba(26, 35, 126, 0.4);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    background: var(--galaxy-gradient);
    color: var(--star-silver);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 26, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(232, 234, 246, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: var(--font-weight-bold);
    font-size: 1.5rem;
}

.brand-icon {
    font-size: 2rem;
    animation: rotate 10s linear infinite;
}

.brand-text {
    background: linear-gradient(45deg, var(--star-silver), var(--plasma-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-tagline {
    font-size: 0.9rem;
    color: rgba(232, 234, 246, 0.7);
    font-weight: var(--font-weight-light);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-stars {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, rgba(255,255,255,0.8), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(255,111,0,0.6), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(232,234,246,0.9), transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(255,255,255,0.7), transparent),
        radial-gradient(2px 2px at 160px 30px, rgba(255,111,0,0.5), transparent);
    background-repeat: repeat;
    background-size: 200px 100px;
    animation: twinkle 8s ease-in-out infinite alternate;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 2;
}

.hero-title {
    margin-bottom: var(--spacing-lg);
}

.welcome-text {
    display: block;
    font-size: 1.2rem;
    font-weight: var(--font-weight-light);
    margin-bottom: var(--spacing-xs);
    color: rgba(232, 234, 246, 0.8);
}

.brand-large {
    display: block;
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: var(--font-weight-bold);
    background: linear-gradient(45deg, var(--star-silver), var(--plasma-orange), var(--star-silver));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    animation: glow 3s ease-in-out infinite alternate;
}

.tagline {
    display: block;
    font-size: 1.1rem;
    font-weight: var(--font-weight-medium);
    color: rgba(232, 234, 246, 0.9);
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
    color: rgba(232, 234, 246, 0.8);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    background: linear-gradient(45deg, var(--cosmic-blue), var(--nebula-purple));
    color: white;
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: var(--transition-medium);
    box-shadow: var(--shadow-medium);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-primary);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hard);
}

.cta-icon {
    font-size: 1.2rem;
    animation: float 2s ease-in-out infinite;
}

/* Menu Container */
.menu-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xxl) var(--spacing-md);
}

.menu-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.menu-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(45deg, var(--star-silver), var(--plasma-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.menu-subtitle {
    font-size: 1.2rem;
    color: rgba(232, 234, 246, 0.8);
    font-weight: var(--font-weight-light);
}

/* Loading Animation */
.loading-container {
    text-align: center;
    padding: var(--spacing-xxl);
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(232, 234, 246, 0.3);
    border-top: 3px solid var(--plasma-orange);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-md);
}

/* Menu Sections */
.menu-section {
    margin-bottom: var(--spacing-xxl);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: var(--font-weight-bold);
    color: var(--star-silver);
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(45deg, var(--cosmic-blue), var(--plasma-orange));
    border-radius: 2px;
}

/* Product Grid - Küçük kutular */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.product-card {
    background: var(--card-gradient);
    border: 1px solid rgba(232, 234, 246, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    transition: var(--transition-medium);
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--plasma-orange), transparent);
    opacity: 0;
    transition: var(--transition-medium);
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
    border-color: rgba(255, 111, 0, 0.3);
}

.product-card:hover::before {
    opacity: 1;
}

.product-image {
    width: 100%;
    height: 160px;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    transition: var(--transition-medium);
}

.product-card:hover .product-image {
    transform: scale(1.02);
}

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

.product-name {
    font-size: 1.4rem;
    font-weight: var(--font-weight-semibold);
    color: var(--star-silver);
    margin-bottom: var(--spacing-sm);
}

.product-price {
    font-size: 1.3rem;
    font-weight: var(--font-weight-bold);
    color: var(--plasma-orange);
    margin-bottom: var(--spacing-sm);
}

.product-description {
    font-size: 0.95rem;
    color: rgba(232, 234, 246, 0.8);
    line-height: 1.5;
}

/* Footer */
.footer {
    background: rgba(10, 10, 26, 0.9);
    border-top: 1px solid rgba(232, 234, 246, 0.1);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-xxl);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    text-align: center;
}

.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: var(--font-weight-bold);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.footer-text {
    color: rgba(232, 234, 246, 0.8);
    margin-bottom: var(--spacing-md);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.footer-item {
    color: rgba(232, 234, 246, 0.7);
    font-size: 0.9rem;
}

.footer-bottom {
    border-top: 1px solid rgba(232, 234, 246, 0.1);
    padding-top: var(--spacing-md);
    color: rgba(232, 234, 246, 0.6);
    font-size: 0.85rem;
}

/* Animations */
@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes glow {
    0% { text-shadow: 0 0 20px rgba(255, 111, 0, 0.5); }
    100% { text-shadow: 0 0 30px rgba(255, 111, 0, 0.8); }
}

@keyframes twinkle {
    0% { opacity: 0.3; }
    100% { opacity: 1; }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 var(--spacing-sm);
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .nav-tagline {
        font-size: 0.8rem;
    }
    
    .hero-content {
        padding: 0 var(--spacing-sm);
    }
    
    .menu-container {
        padding: var(--spacing-xl) var(--spacing-sm);
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .product-card {
        padding: var(--spacing-md);
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .cta-button {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-xxl: 2.5rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .product-image {
        height: 180px;
    }
    
    .product-name {
        font-size: 1.2rem;
    }
    
    .product-price {
        font-size: 1.1rem;
    }
}