/* Genel Stiller */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Arial', sans-serif;
}

body {
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* Renk Paleti */
:root {
    --primary-color: #2a5ca7;
    --secondary-color: #e30613;
    --dark-color: #333;
    --light-color: #f8f8f8;
    --text-color: #444;
    --border-color: #e1e1e1;
}

/* Header */
header {
    background-color: white;
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    border-bottom: 1px solid var(--border-color);
}

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

.logo {
    font-size: 28px;
    font-weight: bold;
    color: var(--primary-color);
}

.logo span {
    color: var(--secondary-color);
    font-weight: 800;
}

/* Navigasyon */
nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 25px;
}

nav ul li a {
    color: var(--dark-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: var(--secondary-color);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--primary-color);
    font-size: 24px;
    cursor: pointer;
}

/* Hero Bölümü */
.hero {
    background: linear-gradient(rgba(255,255,255,0.9), rgba(255,255,255,0.9)), 
                url('https://images.unsplash.com/photo-1605000797499-95a51c5269ae');
    background-size: cover;
    background-position: center;
    height: 80vh;
    display: flex;
    align-items: center;
    text-align: center;
    margin-top: 60px;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.hero h1 span {
    color: var(--secondary-color);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: var(--text-color);
}

.btn {
    display: inline-block;
    background-color: var(--secondary-color);
    color: white;
    padding: 12px 30px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s;
}

.btn:hover {
    background-color: #c00511;
    transform: translateY(-2px);
}

/* Banner Bölümü */
.info-banner {
    background-color: var(--light-color);
    padding: 40px 0;
    border-bottom: 1px solid var(--border-color);
}

.banner-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    align-items: center;
}

.banner-item {
    display: flex;
    align-items: center;
    padding: 15px;
    transition: all 0.3s;
    border-radius: 4px;
}

.banner-item:hover {
    background-color: white;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.banner-icon {
    font-size: 1.8rem;
    color: var(--secondary-color);
    margin-right: 15px;
    min-width: 40px;
    text-align: center;
}

.banner-text h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: var(--dark-color);
}

.banner-text a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
    display: inline-block;
}

.banner-text a:hover {
    color: var(--secondary-color);
}

.banner-text a i {
    margin-left: 5px;
    font-size: 0.8rem;
}

/* Hizmetler Bölümü */
.services {
    padding: 80px 0;
    background-color: white;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2rem;
    color: var(--dark-color);
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 3px;
    background-color: var(--secondary-color);
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--light-color);
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: all 0.3s;
    border: 1px solid var(--border-color);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.service-img {
    height: 200px;
    overflow: hidden;
}

.service-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.service-card:hover .service-img img {
    transform: scale(1.05);
}

.service-content {
    padding: 25px;
}

.service-content h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.service-content p {
    color: var(--text-color);
    margin-bottom: 15px;
}

/* Hakkımızda Bölümü */
.about {
    padding: 80px 0;
    background-color: var(--light-color);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text h2 {
    font-size: 2rem;
    color: var(--dark-color);
    margin-bottom: 20px;
}

.about-text p {
    margin-bottom: 15px;
    color: var(--text-color);
    line-height: 1.7;
}

.about-img img {
    width: 100%;
    border-radius: 6px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* Referanslar Bölümü */
.testimonials {
    padding: 80px 0;
    background-color: white;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background-color: var(--light-color);
    padding: 30px;
    border-radius: 6px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    border: 1px solid var(--border-color);
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: 20px;
    color: var(--text-color);
    line-height: 1.7;
}

.client-info {
    display: flex;
    align-items: center;
}

.client-info img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-right: 15px;
    object-fit: cover;
}

.client-name h4 {
    color: var(--dark-color);
    margin-bottom: 5px;
}

.client-name p {
    color: #777;
    font-size: 0.9rem;
}

/* İletişim Bölümü */
.contact {
    padding: 80px 0;
    background-color: var(--light-color);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info h3 {
    font-size: 1.5rem;
    color: var(--dark-color);
    margin-bottom: 20px;
}

.contact-info p {
    color: var(--text-color);
    margin-bottom: 30px;
    line-height: 1.7;
}

.contact-info ul {
    list-style: none;
}

.contact-info ul li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.contact-info ul li i {
    margin-right: 10px;
    color: var(--secondary-color);
    font-size: 1.2rem;
    min-width: 25px;
    text-align: center;
}

.contact-form .form-group {
    margin-bottom: 20px;
}

.contact-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--dark-color);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

/* Footer */
footer {
    background-color: var(--dark-color);
    color: white;
    padding: 60px 0 20px;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
    color: white;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    width: 30px;
    height: 2px;
    background-color: var(--secondary-color);
    bottom: 0;
    left: 0;
}

.footer-col p {
    color: #ccc;
    margin-bottom: 15px;
    line-height: 1.7;
}

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

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-col ul li a:hover {
    color: var(--secondary-color);
}

.social-links {
    display: flex;
    margin-top: 20px;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.1);
    border-radius: 50%;
    margin-right: 10px;
    color: white;
    text-decoration: none;
    transition: all 0.3s;
}

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

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.9rem;
    color: #aaa;
}

/* Yukarı Çık Butonu */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--secondary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    border: none;
}

.scroll-to-top.active {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

/* Mobil Tasarım */
@media (max-width: 768px) {
    .header-container {
        padding: 0 15px;
    }
    
    nav {
        position: fixed;
        top: 60px;
        left: -100%;
        width: 80%;
        height: calc(100vh - 60px);
        background-color: white;
        transition: all 0.3s ease;
        padding: 20px;
        box-shadow: 2px 0 10px rgba(0,0,0,0.1);
        z-index: 998;
    }
    
    nav.active {
        left: 0;
    }
    
    nav ul {
        flex-direction: column;
    }
    
    nav ul li {
        margin: 15px 0;
    }
    
    nav ul li a {
        color: var(--dark-color);
        font-size: 1.1rem;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        height: auto;
        padding: 100px 0;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .banner-container {
        grid-template-columns: 1fr;
    }
    
    .about-content,
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .about-img {
        order: -1;
        margin-bottom: 30px;
    }
    
    .scroll-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
    }
}