/* =========================
   RESET
========================= */
*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

body{
    background:#070A12;
    color:#fff;
    overflow-x:hidden;
}

/* =========================
   NAVBAR
========================= */
nav{
    position:fixed;
    top:0;
    width:100%;
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:18px 8%;
    background:rgba(0,0,0,0.4);
    backdrop-filter:blur(12px);
    z-index:1000;
    border-bottom:1px solid rgba(255,255,255,0.05);
}

.logo{
    color:#00ffb3;
    font-weight:700;
    letter-spacing:2px;
}

.menu a{
    color:#bbb;
    text-decoration:none;
    margin-left:20px;
    transition:0.3s;
    font-size:14px;
}

.menu a:hover{
    color:#00ffb3;
}

/* =========================
   HERO
========================= */
.hero{
    height:100vh;
    display:flex;
    flex-direction:column;
    justify-content:center;
    align-items:center;
    text-align:center;
    padding:0 10%;
    background:
        radial-gradient(circle at center, #101a33, #070A12 60%);
}

.hero h1{
    font-size:56px;
    line-height:1.1;
    background:linear-gradient(90deg,#fff,#00ffb3);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
    max-width:900px;
}

.hero p{
    margin-top:20px;
    font-size:18px;
    color:#aaa;
    max-width:600px;
}

.cta{
    margin-top:30px;
    display:flex;
    gap:15px;
}

.cta button{
    padding:14px 28px;
    background:#00ffb3;
    border:none;
    border-radius:30px;
    font-weight:bold;
    cursor:pointer;
    transition:0.3s;
}

.cta button:hover{
    transform:scale(1.05);
    box-shadow:0 0 25px #00ffb3;
}

.cta a{
    padding:14px 20px;
    border:1px solid #00ffb3;
    border-radius:30px;
    color:#00ffb3;
    text-decoration:none;
    transition:0.3s;
}

.cta a:hover{
    background:#00ffb3;
    color:#000;
}

/* =========================
   SECTIONS
========================= */
.section{
    padding:120px 10%;
    text-align:center;
}

.section h2{
    font-size:36px;
    margin-bottom:20px;
}

.sub{
    color:#888;
    margin-bottom:40px;
}

/* =========================
   GRID SYSTEM
========================= */
.grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
    gap:25px;
}

/* =========================
   CARD
========================= */
.card{
    background:rgba(255,255,255,0.03);
    border:1px solid rgba(255,255,255,0.08);
    padding:30px;
    border-radius:18px;
    transition:0.4s;
    text-align:left;
    position:relative;
    overflow:hidden;
}

.card:hover{
    transform:translateY(-10px);
    border-color:#00ffb3;
}

.card h3{
    margin-bottom:10px;
}

.card p{
    color:#aaa;
    font-size:14px;
    line-height:1.6;
}

.card a{
    display:inline-block;
    margin-top:15px;
    color:#00ffb3;
    text-decoration:none;
    font-size:14px;
}

/* =========================
   HIGHLIGHT CARD
========================= */
.highlight{
    max-width:600px;
    margin:auto;
    text-align:center;
    border:1px solid #00ffb3;
    box-shadow:0 0 30px rgba(0,255,179,0.1);
}

/* =========================
   FORM
========================= */
form{
    max-width:500px;
    margin:auto;
    display:flex;
    flex-direction:column;
    gap:12px;
}

input,textarea{
    padding:12px;
    background:#0c1020;
    border:1px solid rgba(255,255,255,0.1);
    border-radius:8px;
    color:#fff;
    outline:none;
}

textarea{
    min-height:120px;
    resize:none;
}

button{
    padding:12px;
    background:#00ffb3;
    border:none;
    border-radius:8px;
    font-weight:bold;
    cursor:pointer;
    transition:0.3s;
}

button:hover{
    transform:scale(1.03);
}

/* =========================
   FOOTER
========================= */
footer{
    text-align:center;
    padding:40px;
    color:#666;
    border-top:1px solid rgba(255,255,255,0.05);
}

/* =========================
   RESPONSIVE
========================= */
@media(max-width:768px){

    .hero h1{
        font-size:38px;
    }

    .menu{
        display:none;
    }

    .cta{
        flex-direction:column;
    }
}