/* Renk Paleti Tanımları */
:root {
    --color-black: #1a1a1a;
    --color-white: #ffffff;
    --color-gold: #b8860b; /* Altın tonu */
    --color-light-grey: #f4f4f4;
}

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

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--color-black);
    background-color: var(--color-white);
    /* Navigasyon yüksekliği kadar padding eklenebilir,
       ancak smooth scroll JS'de offset ayarlamak daha iyidir. */
    padding-top: 70px; /* Örnek padding, navigasyon yüksekliğine göre ayarlanmalı */
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
    text-align: center;
}

.section h2 {
    font-size: 2.5em;
    margin-bottom: 40px;
    color: var(--color-black);
    position: relative;
}

.section h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: var(--color-gold);
    margin: 10px auto 0;
}


.bg-light {
    background-color: var(--color-light-grey);
}

.gold-text {
    color: var(--color-gold);
}

/* Buton Stilleri */
.btn-primary {
    display: inline-block;
    background-color: var(--color-gold);
    color: var(--color-white);
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-size: 1.1em;
    margin-top: 20px;
    transition: background-color 0.3s ease, transform 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
     background-color: #a07809; /* Hafif daha koyu altın */
    transform: translateY(-3px);
}

/* 8. Navigasyon Menüsü Stilleri (Yeni Eklendi) */
.navbar {
    position: fixed; /* Sabit menü */
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95); /* Yarı şeffaf beyaz */
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
    z-index: 1000; /* En üstte olması için */
}

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

.site-logo a {
    font-size: 1.5em;
    font-weight: 700;
    color: var(--color-black);
    text-decoration: none;
}

.nav-links {
    list-style: none;
    display: flex;
    margin: 0;
    padding: 0;
}

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    color: var(--color-black);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--color-gold);
}

.hamburger {
    display: none; /* Masaüstünde gizli */
    font-size: 1.8em;
    cursor: pointer;
    color: var(--color-black);
}


/* 1. Hero Section (Önceki kod aynı) */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--color-white);
    text-align: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('images/slider.png') no-repeat center center/cover; /* Yer tutucu görsel */
    filter: brightness(0.5); /* Görseli karart */
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 20px;
}

.hero-content h1 {
    font-size: 3.5em;
    margin-bottom: 10px;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero-content h2 {
    font-size: 2em;
    margin-bottom: 20px;
    font-weight: 400;
    color: var(--color-gold);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero-content p {
    font-size: 1.3em;
    margin-bottom: 30px;
    font-weight: 300;
     text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

/* 2. Hakkımızda (Önceki kod aynı) */
.about-details {
    display: flex;
    justify-content: space-around;
    gap: 30px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.detail-item {
    flex: 1;
    min-width: 280px;
    text-align: left;
}

.detail-item h3 {
    font-size: 1.5em;
    margin-bottom: 15px;
    color: var(--color-gold);
}

/* 3. Hizmetlerimiz (Önceki kod aynı) */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-item {
    background-color: var(--color-white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.service-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.service-item i {
    font-size: 3em;
    color: var(--color-gold);
    margin-bottom: 20px;
}

.service-item h3 {
    font-size: 1.4em;
    margin-bottom: 10px;
    color: var(--color-black);
}

.service-item p {
    font-size: 1em;
    color: #555;
}

/* 4. Referanslar / Portfolyo (Önceki kod aynı) */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.portfolio-item:hover {
     transform: scale(1.05);
}

.portfolio-item img {
    display: block;
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio-item .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    color: var(--color-white);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    font-size: 1.2em;
    font-weight: 600;
    text-align: center;
}

.portfolio-item:hover .overlay {
    opacity: 1;
}

.portfolio-item.video-item .overlay i {
    font-size: 2em;
    margin-right: 10px;
}

.portfolio-note {
    margin-top: 30px;
    font-style: italic;
    color: #555;
}


/* 5. Neden Biz? (Önceki kod aynı) */
.why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.why-us-item {
    background-color: var(--color-white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    text-align: left;
}

.why-us-item i {
    font-size: 2.5em;
    color: var(--color-gold);
    margin-bottom: 15px;
}

.why-us-item h3 {
     font-size: 1.3em;
    margin-bottom: 10px;
    color: var(--color-black);
}

.why-us-item p {
     font-size: 1em;
    color: #555;
}

/* 6. İletişim (Önceki kod aynı) */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-top: 40px;
    text-align: left;
}

.contact-info p {
    margin-bottom: 15px;
    font-size: 1.1em;
}

.contact-info i {
    margin-right: 10px;
    color: var(--color-gold);
}

.contact-info a {
    color: var(--color-black);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: var(--color-gold);
}

.map-container {
    margin-top: 30px;
    height: 350px;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

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

.contact-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--color-black);
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1em;
    font-family: 'Poppins', sans-serif;
}

.contact-form textarea {
    resize: vertical;
}

.contact-form button[type="submit"] {
    width: auto;
}


/* 7. Footer (Önceki kod aynı) */
.footer {
    background-color: var(--color-black);
    color: var(--color-white);
    padding: 40px 0;
    text-align: center;
    font-size: 0.9em;
}

.footer .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.social-links a {
    color: var(--color-white);
    font-size: 1.5em;
    margin: 0 10px;
    text-decoration: none;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--color-gold);
}

.footer-links a {
    color: var(--color-white);
    text-decoration: none;
    margin: 0 10px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--color-gold);
}


/* Mobil Uyumluluk (Navigasyon Menüsü için güncellendi) */
@media (max-width: 768px) {
    /* Genel Ayarlar */
    .section {
        padding: 60px 0;
    }

    .section h2 {
        font-size: 2em;
    }

    /* Hero Section */
    .hero-content h1 {
        font-size: 2.5em;
    }

    .hero-content h2 {
        font-size: 1.5em;
    }

    .hero-content p {
        font-size: 1em;
    }

    /* Navigasyon Menüsü - Mobil */
    .navbar .container {
         flex-wrap: wrap; /* Logo ve hamburger alt alta gelebilir */
         justify-content: space-between;
    }

    .nav-links {
        /* Başlangıçta gizli */
        display: none;
        flex-direction: column; /* Menü linkleri alt alta */
        width: 100%;
        text-align: center;
        margin-top: 15px; /* Hamburger altında boşluk */
        background-color: rgba(255, 255, 255, 0.98); /* Tam opak olabilir mobil menü */
        border-top: 1px solid #eee;
        padding-top: 10px;
    }

    .nav-links li {
        margin: 10px 0; /* Dikey boşluk */
    }

    .nav-links.active {
        display: flex; /* Aktif olduğunda görünür */
    }

    .hamburger {
        display: block; /* Mobilde görünür */
    }

    /* Diğer Bölümler */
    .about-details {
        flex-direction: column;
        gap: 20px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .contact-info,
    .contact-form {
        text-align: center;
    }

     .contact-info p {
        text-align: center;
     }

     .map-container {
        height: 250px;
     }

     .footer .container {
        flex-direction: column;
     }
}

@media (max-width: 480px) {
     .hero-content h1 {
        font-size: 2em;
    }

    .hero-content h2 {
        font-size: 1.2em;
    }

    .btn-primary {
        padding: 12px 25px;
        font-size: 1em;
    }

    .site-logo a {
        font-size: 1.3em;
    }

     .hamburger {
        font-size: 1.5em;
    }
}