*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, sans-serif;
}

body{
    background:#0b1220;
    color:#e5e7eb;
}

/* LINKS */
a{
    text-decoration:none;
    color:inherit;
}

/* HEADER */
.header{
    width:100%;
    padding:18px 40px;
    background:#111827;
    display:flex;
    justify-content:space-between;
    align-items:center;
    border-bottom:1px solid #1f2937;
}

.navbar a{
    color:#fff;
    margin-left:20px;
    font-size:14px;
    transition:0.3s;
}

.navbar a:hover{
    color:#60a5fa;
}

/* HERO */
.hero{
    padding:100px 40px;
    text-align:center;
    background:linear-gradient(135deg,#0f172a,#111827);
    color:#fff;
}

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

.hero p{
    margin-bottom:30px;
    color:#cbd5e1;
}

/* BUTTONS */
.btn{
    background:#2563eb;
    color:#fff;
    padding:12px 25px;
    border-radius:6px;
    display:inline-block;
}

.btn-secondary{
    background:#16a34a;
    color:#fff;
    padding:12px 25px;
    border-radius:6px;
    margin-left:10px;
}

/* CARDS */
.features{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:20px;
    padding:50px;
}

.card{
    background:#111827;
    padding:25px;
    border-radius:10px;
    box-shadow:0 0 10px rgba(0,0,0,0.3);
    border:1px solid #1f2937;
}

/* MARKET */
.market-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:20px;
}

/* CONTAINER */
.container{
    padding:40px;
}

/* FORMS */
.form-container{
    width:100%;
    height:100vh;
    display:flex;
    justify-content:center;
    align-items:center;
}

.form-box{
    width:400px;
    background:#111827;
    padding:30px;
    border-radius:10px;
    box-shadow:0 0 15px rgba(0,0,0,0.4);
    border:1px solid #1f2937;
}

.form-box input,
.form-box select,
form input,
form select{
    width:100%;
    padding:12px;
    margin-top:15px;
    border:1px solid #374151;
    border-radius:6px;
    background:#0b1220;
    color:#fff;
}

button{
    width:100%;
    padding:12px;
    margin-top:20px;
    background:#2563eb;
    color:#fff;
    border:none;
    border-radius:6px;
    cursor:pointer;
}

button:hover{
    background:#1d4ed8;
}

/* SIDEBAR */
.sidebar{
    width:250px;
    height:100vh;
    background:#111827;
    position:fixed;
    padding:30px;
    border-right:1px solid #1f2937;
}

.sidebar h2{
    color:#fff;
    margin-bottom:30px;
}

.sidebar a{
    display:block;
    color:#fff;
    padding:12px 0;
    font-size:14px;
}

/* MAIN */
.main-content{
    margin-left:270px;
    padding:40px;
}

/* STATS */
.stats-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:20px;
    margin-top:30px;
}

/* TABLE */
table{
    width:100%;
    border-collapse:collapse;
    margin-top:20px;
    background:#111827;
}

table th,
table td{
    border:1px solid #1f2937;
    padding:12px;
    color:#e5e7eb;
}

/* FOOTER */
.footer{
    background:#111827;
    color:#fff;
    text-align:center;
    padding:20px;
    margin-top:50px;
    border-top:1px solid #1f2937;
}

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

    .features,
    .market-grid,
    .stats-grid{
        grid-template-columns:1fr;
    }

    .sidebar{
        position:relative;
        width:100%;
        height:auto;
    }

    .main-content{
        margin-left:0;
    }

}