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

body{
    font-family: Arial, sans-serif;
    background:#f5f6f8;
    min-height:200vh;
}

/* HEADER */
header{
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.96);
    backdrop-filter: blur(8px);
    border-bottom:1px solid #e5e7eb;
    box-shadow:0 2px 10px rgba(0,0,0,0.04);
}

.navbar{
    max-width:1200px;
    margin:auto;
    height:70px;
    padding:0 25px;
    display:flex;
    justify-content:space-between;
    align-items:center;
}

/* LOGO */
.logo{
    font-size:1.4rem;
    font-weight:700;
    color:#1f2937;
    text-decoration:none;
}

/* MENU */
.nav-links{
    list-style:none;
    display:flex;
    gap:10px;
}

.nav-links li{
    position:relative;
}

.nav-links a{
    text-decoration:none;
    color:#374151;
    padding:12px 18px;
    border-radius:10px;
    font-size:0.95rem;
    font-weight:500;
    transition:all 0.25s ease;
}

.nav-links a:hover{
    background:#eef2f7;
    color:#111827;
}

.nav-links a.active{
    background:#e9eff8;
    color:#0f172a;
    font-weight:600;
}

/* BURGER MOBILE */
.menu-toggle{
    display:none;
    flex-direction:column;
    cursor:pointer;
    gap:5px;
}

.menu-toggle span{
    width:26px;
    height:3px;
    background:#333;
    border-radius:3px;
}

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

    .menu-toggle{
        display:flex;
    }

    .nav-links{
        position:absolute;
        top:70px;
        left:0;
        width:100%;
        background:white;
        flex-direction:column;
        padding:15px;
        border-bottom:1px solid #ddd;
        display:none;
        gap:8px;
    }

    .nav-links.show{
        display:flex;
    }

    .nav-links a{
        display:block;
    }
}