/* --- Değişkenler --- */
:root {
    --gold: #d4af37;
    --gold-hover: #b59226;
    --dark: #0f1011; /* Carbon black */
    --dark-secondary: #1a1b1d;
    --text-light: #f4f4f4;
    --text-grey: #a0a0a0;
    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Roboto', sans-serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--dark);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 0; width: 100%;
    padding: 1rem 0;
    z-index: 1000;
    background: rgba(15, 16, 17, 0.95);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    transition: 0.4s;
}

.nav-container {
    display: flex; justify-content: space-between; align-items: center;
    width: 90%; max-width: 1200px; margin: 0 auto;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: #fff;
    display: flex; align-items: center; gap: 10px;
}

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

.nav-links { display: flex; gap: 2rem; align-items: center; }

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    text-transform: uppercase;
}

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

/* Randevu Butonu (Nav içi) */
.btn-appointment {
    background: var(--gold);
    color: var(--dark) !important;
    padding: 0.5rem 1.2rem;
    border-radius: 4px;
    font-weight: 700 !important;
}

.btn-appointment:hover { background: var(--gold-hover); }

/* Hamburger Menu */
.hamburger { display: none; cursor: pointer; }
.bar { display: block; width: 25px; height: 3px; margin: 5px auto; background-color: #fff; transition: 0.3s; }

/* --- Hero Section --- */
.hero {
    height: 100vh;
    background: url('https://images.unsplash.com/photo-1492144534655-ae79c964c9d7?auto=format&fit=crop&w=1920&q=80') center/cover no-repeat fixed;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.overlay {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.7), rgba(15,16,17,1));
}

.hero-content { position: relative; z-index: 2; padding: 0 1rem; }

.hero h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--gold);
    letter-spacing: 5px;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.8);
}

.hero p {
    font-size: 1.2rem;
    color: #ccc;
    max-width: 600px;
    margin: 0 auto 2rem auto;
}

.hero-btns { display: flex; gap: 1rem; justify-content: center; }

.btn-gold {
    background: var(--gold);
    color: var(--dark);
    padding: 1rem 2rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 4px;
}

.btn-transparent {
    border: 1px solid #fff;
    color: #fff;
    padding: 1rem 2rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 4px;
}

.btn-transparent:hover { background: #fff; color: var(--dark); }

/* --- Stats Section --- */
.stats {
    background: var(--dark-secondary);
    padding: 3rem 0;
    border-bottom: 1px solid #333;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    text-align: center;
}

.stat-item i { font-size: 2rem; color: var(--gold); margin-bottom: 10px; }
.stat-item h3 { font-size: 2.5rem; font-family: var(--font-heading); }
.stat-item p { color: var(--text-grey); }

/* --- Services --- */
.section { padding: 5rem 0; }
.container { width: 90%; max-width: 1200px; margin: 0 auto; }

.section-header { text-align: center; margin-bottom: 3rem; }
.section-header .sub-title { color: var(--gold); font-weight: 700; letter-spacing: 2px; }
.section-header h2 { font-family: var(--font-heading); font-size: 3rem; margin-top: 0.5rem; }
.line { width: 60px; height: 3px; background: var(--gold); margin: 1rem auto; }

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-card {
    background: #151618;
    padding: 2rem;
    border: 1px solid #333;
    transition: 0.3s;
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    border-color: var(--gold);
    transform: translateY(-5px);
}

.service-card:hover .icon-box { background: var(--gold); color: var(--dark); }

.icon-box {
    width: 60px; height: 60px;
    background: #222;
    color: var(--gold);
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    transition: 0.3s;
}

.service-card h3 { font-family: var(--font-heading); margin-bottom: 1rem; font-size: 1.4rem; }
.service-card p { color: var(--text-grey); font-size: 0.9rem; margin-bottom: 1.5rem; }
.read-more { color: var(--gold); font-size: 0.9rem; font-weight: 700; }

/* --- Split Section (About) --- */
.split-container { display: flex; gap: 3rem; align-items: center; }
.split-image { flex: 1; }
.split-image img { width: 100%; border-radius: 5px; box-shadow: 0 10px 30px rgba(0,0,0,0.5); }
.split-content { flex: 1; }

.features-list { margin-top: 1.5rem; }
.features-list li { margin-bottom: 0.8rem; font-size: 1.1rem; }
.features-list i { color: var(--gold); margin-right: 10px; }

/* --- Footer --- */
footer { background: #050505; color: #fff; padding-top: 4rem; border-top: 1px solid #222; }
.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    padding-bottom: 3rem;
}
.footer-col h3 { font-family: var(--font-heading); margin-bottom: 1.5rem; font-size: 1.5rem; }
.footer-col p, .footer-col a { color: #888; font-size: 0.9rem; margin-bottom: 0.8rem; display: block; }
.footer-col a:hover { color: var(--gold); }
.socials i { font-size: 1.2rem; margin-right: 15px; color: #fff; transition: 0.3s; }
.socials i:hover { color: var(--gold); }
.footer-bottom { background: #000; text-align: center; padding: 1.5rem; color: #555; font-size: 0.8rem; }

/* --- Responsive (Mobil) --- */
@media (max-width: 768px) {
    .hamburger { display: block; }

    .nav-links {
        position: fixed;
        right: -100%; top: 70px;
        flex-direction: column;
        background: #111;
        width: 80%; height: 100vh;
        padding-top: 2rem;
        transition: 0.3s;
        border-left: 1px solid #333;
    }

    .nav-links.active { right: 0; }

    .hero h1 { font-size: 2.8rem; }
    .hero h2 { font-size: 1.2rem; }
    
    .split-container { flex-direction: column; }
    .hero-btns { flex-direction: column; }
    .stat-grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* --- Animasyon Sınıfları --- */
.animate-up { opacity: 0; transform: translateY(30px); animation: fadeInUp 0.8s forwards; }
.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

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

.reveal { opacity: 0; transform: translateY(50px); transition: 1s all ease; }
.reveal.active { opacity: 1; transform: translateY(0); }
/* --- Footer Developer İmzası --- */
.footer-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 1.5rem;
    background: #000;
    border-top: 1px solid #222;
}

.developer-signature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: #666;
}

.dev-name {
    color: #fff; /* İsim beyaz olsun, öne çıksın */
    font-weight: 500;
    letter-spacing: 0.5px;
}

.linkedin-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: #fff; /* Başlangıçta beyaz */
    transition: all 0.3s ease;
}

.linkedin-icon:hover {
    color: var(--gold); /* Üzerine gelince Altın rengi olsun */
    transform: scale(1.1); /* Hafif büyüme efekti */
}

/* Mobil uyumluluk için footer düzeni */
@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between; /* Masaüstünde sağa ve sola yasla */
        padding: 1.5rem 10%; /* Kenarlardan boşluk */
    }
}