/* Reset ve Genel Stiller */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Renkler */
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --secondary-color: #0f172a;
    --accent-color: #f59e0b;
    --text-color: #1e293b;
    --text-light: #64748b;
    --bg-color: #ffffff;
    --bg-light: #f8fafc;
    --border-color: #e2e8f0;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navigation */
.navbar {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #1e3a8a 100%);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h1 {
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-menu a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: white;
    background-color: rgba(255, 255, 255, 0.1);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: white;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    position: relative;
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #3b82f6 100%);
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    color: white;
    padding: var(--spacing-xl) 0;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--accent-color);
    color: white;
    box-shadow: var(--shadow-lg);
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.btn-primary:hover {
    background-color: #ea580c;
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

/* Section Styles */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    color: var(--secondary-color);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    margin: var(--spacing-md) auto 0;
    border-radius: 2px;
}

/* Services Section */
.services {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--secondary-color);
}

.service-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Why Us Section */
.why-us {
    padding: var(--spacing-xl) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.feature-item {
    padding: var(--spacing-lg);
    border-left: 4px solid var(--primary-color);
    background: var(--bg-light);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: white;
    box-shadow: var(--shadow-md);
    transform: translateX(8px);
}

.feature-number {
    display: inline-block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.feature-item h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--secondary-color);
}

.feature-item p {
    color: var(--text-light);
}

/* Gallery Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-xl) 0;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    aspect-ratio: 4/3;
    background: var(--bg-light);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

/* Contact Form */
.contact-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.contact-info {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--secondary-color);
}

.contact-item {
    display: flex;
    align-items: start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-light);
    border-radius: var(--radius-md);
}

.contact-item-icon {
    font-size: 1.5rem;
}

.contact-form {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--secondary-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* About Section */
.about-section {
    padding: var(--spacing-xl) 0;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--bg-light);
    border-radius: var(--radius-lg);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
}

.stat-label {
    color: var(--text-light);
    font-size: 1rem;
    margin-top: var(--spacing-xs);
}

/* Coming Soon */
.coming-soon {
    padding: var(--spacing-xl) 0;
    text-align: center;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.coming-soon-content {
    max-width: 600px;
}

.coming-soon-icon {
    font-size: 5rem;
    margin-bottom: var(--spacing-md);
}

.coming-soon h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--secondary-color);
}

.coming-soon p {
    font-size: 1.125rem;
    color: var(--text-light);
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #1e3a8a 100%);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-md);
}

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

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--secondary-color);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }
    
    .nav-menu.active {
        max-height: 400px;
    }
    
    .nav-menu li {
        margin: var(--spacing-xs) 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid,
    .features-grid {
        grid-template-columns: 1fr;
    }
}