:root {
    --gold: #D4AF37;
    --gold-dark: #b5952f;
    --black: #050505;
    --dark-gray: #121212;
    --text-main: #f5f5f5;
    --text-muted: #a0a0a0;
    --glass-bg: rgba(18, 18, 18, 0.65);
    --glass-border: rgba(212, 175, 55, 0.15);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--black);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, .logo {
    font-family: 'Playfair Display', serif;
    font-weight: 400;
}

/* Tipografi Geliştirmeleri */
.subtitle {
    color: var(--gold);
    letter-spacing: 5px;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 25px;
    text-transform: uppercase;
    text-shadow: 0 2px 4px rgba(0,0,0,0.8);
}

.title {
    font-size: 5.5rem;
    line-height: 1.1;
    margin-bottom: 30px;
    background: linear-gradient(to right, #ffffff, #bfbfbf, #ffffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0px 15px 40px rgba(0,0,0,0.9);
    letter-spacing: -1px;
}

.description {
    font-size: 1.2rem;
    color: #cccccc;
    max-width: 600px;
    margin: 0 auto;
    text-shadow: 0 4px 6px rgba(0,0,0,0.9);
}

.section-title {
    font-size: 3.5rem;
    color: var(--gold);
    margin-bottom: 3.5rem;
    text-align: center;
}

/* Navigasyon (Menü) - Cam Efekti */
.navbar {
    position: fixed;
    top: 0; width: 100%;
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 6%;
    z-index: 1000;
    transition: all 0.4s ease;
}

.navbar.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.logo {
    font-size: 2.2rem; color: #fff; letter-spacing: 3px; font-weight: 600;
}
.logo span { color: var(--gold); }

.nav-links {
    list-style: none; display: flex; gap: 40px; align-items: center;
}

.nav-links a {
    text-decoration: none; color: var(--text-main);
    font-size: 0.95rem; letter-spacing: 1.5px; transition: 0.3s;
    text-transform: uppercase; font-weight: 300;
}
.nav-links a:hover { color: var(--gold); }

/* Buton Tasarımları */
.btn-gold {
    display: inline-block;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    color: var(--black);
    padding: 16px 40px;
    border-radius: 2px; border: none;
    font-weight: 600; letter-spacing: 1px; text-decoration: none;
    transition: transform 0.3s, box-shadow 0.3s, filter 0.3s;
    text-transform: uppercase; font-size: 0.9rem;
}
.btn-gold:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 25px rgba(212, 175, 55, 0.4);
    filter: brightness(1.1);
}

.btn-gold-outline {
    border: 1px solid var(--gold); color: var(--gold) !important;
    padding: 10px 30px; border-radius: 2px; transition: 0.3s;
}
.btn-gold-outline:hover {
    background: var(--gold); color: var(--black) !important;
}

.btn-text {
    color: var(--text-muted); text-decoration: none; transition: 0.3s;
    font-size: 0.95rem; text-transform: uppercase; letter-spacing: 1px;
}
.btn-text:hover { color: #fff; transform: translateX(5px); }

/* Kahraman (Hero) Karşılama Bölümü */
.hero {
    position: relative; height: 100vh;
    display: flex; align-items: center; justify-content: center;
    text-align: center; padding: 0 5%;
}

.hero-bg {
    position: absolute; top:0; left:0; width:100%; height:100%;
    background-image: url('assets/bg.png'); /* Yüksek çözünürlüklü yapay zeka arka planı */
    background-size: cover; background-position: center;
    z-index: -2; opacity: 0.7;
}

.hero::after {
    content: ''; position: absolute; top:0; left:0; width:100%; height:100%;
    background: linear-gradient(to bottom, rgba(5,5,5,0.2) 20%, var(--black) 98%);
    z-index: -1;
}

.hero-actions {
    margin-top: 50px; display: flex; gap: 30px; justify-content: center; align-items: center;
}

/* Scroll İndikatör */
.scroll-indicator {
    position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
}
.mouse {
    width: 26px; height: 40px; border: 2px solid var(--text-muted); border-radius: 20px;
    position: relative;
}
.mouse::before {
    content: ''; position: absolute; top: 8px; left: 50%; transform: translateX(-50%);
    width: 4px; height: 8px; background: var(--gold); border-radius: 2px;
    animation: scrollMouse 1.5s infinite;
}
@keyframes scrollMouse {
    0% { opacity: 1; transform: translate(-50%, 0); }
    100% { opacity: 0; transform: translate(-50%, 15px); }
}

/* Bölümler (Sections) */
.section { padding: 120px 6%; }
.container { max-width: 1200px; margin: 0 auto; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }

.text-block p { font-size: 1.15rem; color: var(--text-muted); margin-bottom: 25px; line-height: 1.8; }
.text-block strong { color: var(--gold); font-weight: 500; }

.features { display: flex; flex-direction: column; gap: 30px; }

.feature-card {
    padding: 35px 40px; border-radius: 4px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: transform 0.5s, border-color 0.5s, box-shadow 0.5s;
    position: relative; overflow: hidden;
}
.feature-card::before {
    content: ''; position: absolute; top: 0; left: 0; width: 2px; height: 100%;
    background: var(--gold); transform: scaleY(0); transition: transform 0.4s;
}
.feature-card:hover {
    transform: translateX(-15px);
    border-color: rgba(212, 175, 55, 0.4);
    box-shadow: 0 20px 40px rgba(0,0,0,0.6);
}
.feature-card:hover::before { transform: scaleY(1); }

.feature-icon { font-size: 2.5rem; margin-bottom: 20px; }
.feature-card h3 { color: #fff; margin-bottom: 15px; font-size: 1.6rem; letter-spacing: 1px; }
.feature-card p { color: var(--text-muted); font-size: 1rem; line-height: 1.6; }

/* Alt Bilgi (Footer) */
.footer {
    padding: 100px 5% 50px; text-align: center;
    background: linear-gradient(to top, #0a0a0a, var(--black));
    border-top: 1px solid #1a1a1a;
}
.footer h2 { color: #fff; margin-bottom: 40px; font-size: 2.5rem; }
.copyright { margin-top: 80px; color: #444; font-size: 0.9rem; letter-spacing: 1px; }

/* Scroll Animasyonları (Görünürlük) */
.reveal { opacity: 0; transform: translateY(50px); transition: 1.2s cubic-bezier(0.5, 0, 0, 1); }
.reveal.active { opacity: 1; transform: translateY(0); }

/* Mobil Uyumluluk */
@media (max-width: 900px) {
    .title { font-size: 3.5rem; }
    .grid-2 { grid-template-columns: 1fr; gap: 50px; }
    .nav-links { display: none; } /* Mobil menü için hamburger eklenebilir */
    .section-title { font-size: 2.8rem; }
    .feature-card:hover { transform: translateY(-10px); }
}