@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;800&display=swap');

:root {
    --bg-dark: #0f172a;
    --card-bg: #1e293b;
    --accent: #f97316; /* Premium canlı turuncu */
    --text-primary: #f8fafc;
    --text-muted: #94a3b8;
}

body { 
    background-color: var(--bg-dark); 
    color: var(--text-primary); 
    font-family: 'Inter', sans-serif; 
    margin: 0; 
}

/* NAVBAR - Kurumsal */
nav { padding: 40px 10%; display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 2rem; font-weight: 800; color: var(--accent); letter-spacing: -1px; }

/* HERO - Odaklanmış Tasarım */
.hero { text-align: center; padding: 60px 20px; }
.hero h1 { font-size: 3.5rem; margin-bottom: 30px; }

/* KARTLAR - Premium Dizin Yapısı */
.grid { 
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); 
    gap: 40px; 
    padding: 0 10% 100px 10%; 
}

.card { 
    background: var(--card-bg); 
    border-radius: 24px; 
    padding: 40px; 
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.card:hover { transform: translateY(-10px); border-color: var(--accent); }
.card h3 { font-size: 1.8rem; margin: 0 0 15px 0; }
.card p { color: var(--text-muted); line-height: 1.7; }

.btn { 
    display: inline-block; 
    margin-top: 25px; 
    padding: 15px 30px; 
    background: var(--accent); 
    color: white; 
    border-radius: 50px; 
    text-decoration: none; 
    font-weight: 700; 
}