/* --- GENEL AYARLAR (RESET) --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --font-heading: 'Playfair Display', serif; /* Başlıklar için Serif font */
    --font-body: 'Montserrat', sans-serif;   /* Yazılar için Sans-serif */
    --color-gold: #d4af37;                   /* Lüks hissiyatı veren altın tonu */
    --color-white: #ffffff;
    --color-dark: #0a0a0a;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-dark);
    color: var(--color-white);
    overflow-x: hidden; /* Yatay kaydırmayı engelle */
}

/* --- HEADER & NAVBAR --- */
.site-header {
    position: fixed; /* Sayfa kayarken üstte sabit kalsın */
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 2rem 4rem; /* Geniş boşluk lüks gösterir */
    transition: background 0.3s ease;
}

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

.brand {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    text-decoration: none;
    letter-spacing: 2px;
}

/* --- MOBİL HAMBURGER MENÜ BUTONU (Masaüstünde KESİNLİKLE Gizli) --- */
.mobile-menu-btn {
    display: none; /* Bilgisayar ekranında görünmez */
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 2rem;
    cursor: pointer;
    z-index: 1001; /* Tıklandığında üstte kalması için */
    transition: color 0.3s ease;
}

.mobile-menu-btn:hover {
    color: var(--color-gold);
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 3rem; /* Linkler arası geniş boşluk */
}

.nav-links li a {
    text-decoration: none;
    color: var(--color-white);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px; /* Harf aralarını açmak "premium" hava verir */
    font-weight: 500;
    transition: color 0.3s ease;
    opacity: 0.8;
}

.nav-links li a:hover,
.nav-links li a.active {
    color: var(--color-gold);
    opacity: 1;
}

/* --- HERO SECTION (TAM EKRAN) --- */
.hero {
    height: 100vh; /* Tüm ekranı kapla */
    width: 100%;
    background-image: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)), url('../img/bg-main.jpg'); 
    /* Resmin üzerine %40 siyah perde çektik ki yazılar okunsun */
    background-size: cover;
    background-position: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
}

/* --- HERO UNVAN HİYERARŞİSİ (TAM SIKIŞTIRILMIŞ) --- */
.main-title {
    font-family: var(--font-heading);
    font-size: 5rem;
    font-weight: 400;
    color: var(--color-white);
    text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
    margin-bottom: 0px; 
    line-height: 1; 
    word-wrap: break-word;
}

/* 1. Seviye: Computer Engineer */
.sub-title {
    font-family: var(--font-body);
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 8px;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.95);
    margin-top: 10px; 
    margin-bottom: 0.2rem; 
}

/* 2. Seviye: Yat Kaptanı */
.role-medium {
    font-family: var(--font-body);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 5px;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 0.2rem; 
}

/* 3. Seviye: Bartender */
.role-small {
    font-family: var(--font-body);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 0;
}

/* --- SCROLL INDICATOR (OK İŞARETİ) --- */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    display: block;
    width: 20px;
    height: 20px;
    border-bottom: 2px solid #fff;
    border-right: 2px solid #fff;
    transform: rotate(45deg);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {transform: translateY(0) rotate(45deg);}
    40% {transform: translateY(-10px) rotate(45deg);}
    60% {transform: translateY(-5px) rotate(45deg);}
}

/* --- BASİT FOOTER --- */
.home-footer {
    position: absolute;
    bottom: 10px;
    width: 100%;
    text-align: center;
    font-size: 0.7rem;
    opacity: 0.5;
    z-index: 10;
}

/* --- HOME CONTACT SECTION --- */
.home-contact {
    background-color: #0f0f0f; 
    padding: 8rem 2rem;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1); 
}

.contact-title {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--color-white);
    margin-bottom: 1.5rem;
}

.contact-text {
    font-family: var(--font-body);
    color: #aaa;
    margin-bottom: 3rem;
    font-size: 1rem;
    letter-spacing: 1px;
}

/* Lüks Buton Tasarımı */
.btn-gold {
    display: inline-block;
    padding: 1rem 3rem;
    border: 1px solid var(--color-gold);
    color: var(--color-gold);
    text-decoration: none;
    font-family: var(--font-body);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
    transition: all 0.4s ease;
    margin-bottom: 4rem;
}

.btn-gold:hover {
    background-color: var(--color-gold);
    color: var(--color-dark);
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.3); 
}

.social-links a {
    color: #666;
    margin: 0 15px;
    text-decoration: none;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

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

/* --- SAYFA BAŞLIKLARI (Genel) --- */
.page-header {
    text-align: center;
    padding: 10rem 2rem 4rem 2rem; 
    background-color: var(--color-dark);
}

.page-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    color: var(--color-white);
    margin-bottom: 1rem;
}

.page-desc {
    font-family: var(--font-body);
    font-size: 0.9rem;
    letter-spacing: 4px;
    color: var(--color-gold);
    text-transform: uppercase;
}

/* --- KÜLTÜR GRID SİSTEMİ --- */
.culture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr)); 
    gap: 20px; 
    padding: 2rem 4rem;
    background-color: var(--color-dark);
}

.culture-card {
    position: relative;
    height: 400px; 
    overflow: hidden; 
    text-decoration: none;
    background-color: #1a1a1a;
    display: block;
}

.card-bg {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s ease; 
    opacity: 0.6; 
}

.card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    z-index: 2;
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
}

.card-num {
    display: block;
    font-family: var(--font-body);
    font-size: 0.8rem;
    color: var(--color-gold);
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
}

.culture-card h3 {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-white);
    font-weight: 400;
    transition: color 0.3s ease;
}

.culture-card:hover .card-bg {
    transform: scale(1.1); 
    opacity: 0.3; 
}

.culture-card:hover h3 {
    color: var(--color-gold); 
    padding-left: 10px; 
    transition: all 0.4s ease;
}

/* --- SPLIT LAYOUT (SOL YAZI - SAĞ RESİM) --- */
.split-container {
    display: flex;
    flex-wrap: wrap; 
    min-height: 100vh;
    background-color: var(--color-dark);
}

.split-left {
    flex: 1; 
    min-width: 300px;
    padding: 8rem 4rem 4rem 6rem; 
    display: flex;
    align-items: center; 
    position: sticky; 
    top: 0;
    height: 100vh; 
    overflow-y: auto; 
}

.content-wrapper {
    max-width: 600px; 
}

.category-tag {
    font-family: var(--font-body);
    font-size: 0.8rem;
    color: var(--color-gold);
    letter-spacing: 3px;
    text-transform: uppercase;
    display: block;
    margin-bottom: 1rem;
}

.article-title {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--color-white);
    line-height: 1.2;
    margin-bottom: 2rem;
}

.article-intro {
    font-size: 1.1rem;
    color: #ddd;
    margin-bottom: 1.5rem;
    line-height: 1.6;
    font-weight: 600; 
}

.article-text {
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: #aaa;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.btn-text {
    color: var(--color-gold);
    text-decoration: none;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 2rem;
    display: inline-block;
    transition: opacity 0.3s;
}

.btn-text:hover {
    opacity: 0.7;
}

.split-right {
    flex: 1; 
    background-color: #000;
}

.gallery-image img {
    width: 100%;
    height: auto;
    display: block; 
    filter: grayscale(20%); 
    transition: filter 0.5s ease;
}

.gallery-image img:hover {
    filter: grayscale(0%); 
}

/* --- ABOUT PAGE STYLES --- */
.about-section {
    padding: 4rem 2rem;
    display: flex;
    justify-content: center;
    background-color: var(--color-dark);
}

.about-container {
    display: flex;
    align-items: center;
    max-width: 1000px;
    gap: 4rem;
}

.about-image img {
    width: 350px;
    height: 450px;
    object-fit: cover;
    filter: grayscale(100%); 
    border: 1px solid #333;
}

.about-text {
    flex: 1;
}

.about-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--color-gold);
    margin-bottom: 2rem;
}

.about-text p {
    font-size: 1rem;
    line-height: 1.8;
    color: #ccc;
    margin-bottom: 1.5rem;
}

/* --- SKILLS PAGE STYLES --- */
.skills-section {
    padding: 4rem 2rem;
    text-align: center;
    background-color: var(--color-dark);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    max-width: 1200px;
    margin: 4rem auto;
}

.skill-card {
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 3rem;
    text-align: left;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.skill-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-gold);
}

.skill-card h3 {
    font-family: var(--font-heading);
    color: var(--color-white);
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.skill-card ul {
    list-style: none;
}

.skill-card ul li {
    font-family: var(--font-body);
    color: #aaa;
    margin-bottom: 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 0.5rem;
}

/* --- CONTACT FORM STYLES --- */
.contact-page-section {
    padding: 4rem 2rem;
    text-align: center;
    min-height: 80vh;
}

.contact-subtitle {
    color: var(--color-gold);
    letter-spacing: 2px;
    margin-bottom: 3rem;
    font-size: 0.9rem;
}

.luxury-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 2rem;
}

.luxury-form input,
.luxury-form textarea {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid #444;
    padding: 1rem 0;
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s;
}

.luxury-form input:focus,
.luxury-form textarea:focus {
    border-bottom-color: var(--color-gold);
}
/* --- MOBİL GÖRÜNÜM (768px ve altı) --- */
@media (max-width: 768px) {
    .site-header { 
        padding: 1.5rem 2rem; 
        background-color: var(--color-dark) !important; 
    }
    
    .mobile-menu-btn {
        display: block;
    }

    .nav-links {
        display: flex;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: #0f0f0f;
        flex-direction: column;
        align-items: center;
        gap: 2rem;
        padding: 3rem 0;
        border-top: 1px solid rgba(212, 175, 55, 0.2); 
        opacity: 0;
        visibility: hidden;
        transform: translateY(-20px);
        transition: all 0.4s ease;
    }

    .nav-links.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .nav-links li a {
        font-size: 1.1rem !important; 
        letter-spacing: 3px;
    }

    /* --- ANA SAYFA --- */
    .hero {
        height: auto;
        min-height: 80vh;
        padding-top: 120px;
        align-items: flex-start;
        text-align: left;
        padding: 0 2rem;
        justify-content: flex-end;
        padding-bottom: 6rem;
    }
    .hero-content { width: 100%; }
    .main-title { font-size: 3.5rem !important; line-height: 1; margin-bottom: 0.5rem; }
    .sub-title { font-size: 1rem; letter-spacing: 5px; }
    .role-medium { font-size: 0.85rem; letter-spacing: 4px; color: rgba(255, 255, 255, 0.6); }
    .role-small { font-size: 0.7rem; letter-spacing: 3px; color: var(--color-gold); margin-top: 5px; }
    .scroll-indicator { display: none; }
    .home-contact { padding: 5rem 1.5rem; }
    .contact-title { font-size: 2.2rem; }
    .culture-grid { padding: 2rem; }

  /* --- ABOUT SAYFASI KESİN MOBİL ÇÖZÜMÜ --- */
    .about-section {
        padding: 4rem 1.5rem; 
    }
    
    .about-container {
        display: flex !important;
        flex-direction: column !important; /* Masaüstündeki yan yana dizilimi kırıp alt alta dizer */
        align-items: center;
        gap: 2.5rem;
    }

    /* Fotoğraf Üstte */
    .about-image {
        width: 100%;
        display: flex;
        justify-content: center;
        order: 1; /* Fotoğrafı kesinlikle 1. sıraya çeker */
    }

    .about-image img {
        width: 100%; 
        max-width: 350px; /* Mobilde fotoğrafı zarif bir boyutta tutar */
        height: auto; 
    }

    /* Yazı Altta */
    .about-text {
        width: 100%; 
        order: 2; /* Yazıyı kesinlikle fotoğrafın altına iter */
    }

    .about-title {
        font-size: 1.8rem; 
        line-height: 1.4;
        margin-bottom: 1.5rem;
    }
}