:root{
    --primary:#6366f1;
    --secondary:#9333ea;
    --bg:#f5f7ff;
    --text:#1f2937;
}

/* RESET */
*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:'Poppins',sans-serif;
}

body{
    background:linear-gradient(135deg,#eef2ff,#fdf2f8);
    min-height:100vh;
    display:flex;
    flex-direction:column;
}

/* ================= HEADER ================= */

.navbar{
    background:#fff;
    box-shadow:0 10px 30px rgba(0,0,0,.08);
    position:sticky;
    top:0;
    z-index:1000;
}

.nav-container{
    max-width:1200px;
    margin:auto;
    padding:14px 20px;
    display:flex;
    align-items:center;
    justify-content:space-between;
}

.logo{
    display:flex;
    align-items:center;
    gap:10px;
    font-size:20px;
    font-weight:700;
    color:var(--text);
    text-decoration:none;
}

.logo img{height:36px}

.nav-links{
    display:flex;
    gap:18px;
    list-style:none;
}

.nav-links a{
    text-decoration:none;
    font-weight:600;
    color:#4b5563;
    padding:8px 14px;
    border-radius:10px;
    transition:.25s;
}

.nav-links a:hover,
.nav-links a.active{
    background:#eef2ff;
    color:var(--primary);
}

.mobile-toggle{
    display:none;
    background:none;
    border:none;
    font-size:26px;
    cursor:pointer;
}

/* MOBILE MENU */
@media(max-width:768px){
    .mobile-toggle{display:block}

    .nav-links{
        position:absolute;
        top:100%;
        right:20px;
        background:#fff;
        width:220px;
        flex-direction:column;
        box-shadow:0 20px 40px rgba(0,0,0,.15);
        border-radius:14px;
        padding:10px;
        display:none;
    }

    .nav-links.active{display:flex}
}

/* ================= REGISTER CARD ================= */

.register-container{
    flex:1;
    display:flex;
    align-items:center;
    justify-content:center;
    padding:40px 20px;
}

.register-card{
    width:100%;
    max-width:520px;
    background:#fff;
    border-radius:24px;
    box-shadow:0 25px 60px rgba(0,0,0,.15);
    overflow:hidden;
    animation:fadeUp .6s ease;
}

@keyframes fadeUp{
    from{opacity:0;transform:translateY(30px)}
    to{opacity:1;transform:none}
}

.register-header{
    padding:30px;
    text-align:center;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    color:#fff;
}

.register-header h1{
    font-size:28px;
    font-weight:700;
}

.register-header p{
    opacity:.9;
    margin-top:6px;
}

.register-body{
    padding:30px;
}

.form-row{
    display:flex;
    gap:15px;
}

.form-col{flex:1}

.form-group{margin-bottom:18px}

.form-label{
    font-weight:600;
    color:var(--text);
    margin-bottom:6px;
    display:block;
}

.form-control,
.form-select{
    width:100%;
    padding:14px;
    border-radius:12px;
    border:1px solid #e5e7eb;
    font-size:15px;
}

.form-control:focus,
.form-select:focus{
    outline:none;
    border-color:var(--primary);
    box-shadow:0 0 0 3px rgba(99,102,241,.15);
}

.password-input{position:relative}

.toggle-password{
    position:absolute;
    right:12px;
    top:50%;
    transform:translateY(-50%);
    background:none;
    border:none;
    cursor:pointer;
    font-size:18px;
}

/* BUTTON */
.register-btn{
    width:100%;
    padding:15px;
    border:none;
    border-radius:14px;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    color:#fff;
    font-size:16px;
    font-weight:600;
    cursor:pointer;
    margin-top:10px;
}

.register-btn:hover{
    opacity:.9;
}

.login-link{
    text-align:center;
    margin-top:20px;
    font-weight:500;
}

.login-link a{
    color:var(--primary);
    text-decoration:none;
}

/* FOOTER */
.footer{
    text-align:center;
    padding:15px;
    font-size:14px;
    color:#6b7280;
}