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

:root{
    --bg:#0f172a;
    --surface:#1e293b;
    --primary:#3b82f6;
    --text:#f8fafc;
    --muted:#94a3b8;
}

body{
    font-family: Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height:1.6;
}

.container{
    width:90%;
    max-width:1200px;
    margin:auto;
}

/* Header */

header{
    background:#111827;
    border-bottom:1px solid #334155;
    position:sticky;
    top:0;
}

header .container{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:20px 0;
}

.logo{
    color:var(--primary);
}

nav{
    display:flex;
    gap:20px;
}

nav a{
    color:var(--text);
    text-decoration:none;
    transition:.3s;
}

nav a:hover{
    color:var(--primary);
}

/* Hero */

.hero{
    text-align:center;
    padding:100px 0;
}

.hero h1{
    font-size:48px;
    margin-bottom:20px;
}

.hero p{
    color:var(--muted);
    max-width:700px;
    margin:0 auto 40px;
}

.buttons{
    display:flex;
    justify-content:center;
    gap:20px;
}

.btn{
    background:var(--primary);
    color:white;
    text-decoration:none;
    padding:14px 28px;
    border-radius:8px;
    transition:.3s;
}

.btn:hover{
    transform:translateY(-2px);
}

.secondary{
    background:transparent;
    border:1px solid var(--primary);
}

/* Kartlar */

.cards .container{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:20px;
    padding:60px 0;
}

.card{
    background:var(--surface);
    padding:30px;
    border-radius:12px;
    text-align:center;
    transition:.3s;
}

.card:hover{
    transform:translateY(-5px);
    border:1px solid var(--primary);
}

/* Footer */

footer{
    border-top:1px solid #334155;
    text-align:center;
    padding:30px;
    color:var(--muted);
}

/* Dokümantasyon */

.docs{
    padding:80px 0;
}

.docs h2{
    text-align:center;
    margin-bottom:50px;
}

.doc-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
    gap:25px;
}

.doc-card{

    background:#1e293b;

    border-radius:12px;

    padding:30px;

    transition:.3s;

}

.doc-card:hover{

    transform:translateY(-6px);

    border:1px solid #3b82f6;

}

.doc-card h3{

    margin-bottom:15px;

}

.doc-card p{

    color:#94a3b8;

    margin-bottom:20px;

}

.doc-card a{

    color:#3b82f6;

    text-decoration:none;

}

/* ========================= */
/* Responsive */
/* ========================= */

@media (max-width:768px){

.navbar{

    flex-direction:column;
    gap:20px;

}

nav{

    display:flex;
    flex-wrap:wrap;
    justify-content:center;
    gap:15px;

}

.hero{

    padding:80px 20px;

}

.hero h1{

    font-size:42px;
    line-height:1.2;

}

.hero p{

    font-size:17px;

}

.buttons{

    display:flex;
    flex-direction:column;
    gap:15px;

}

.btn{

    width:100%;
    text-align:center;

}

.cards .container{

    grid-template-columns:1fr;

}

.doc-grid{

    grid-template-columns:1fr;

}

}