:root{
    --primary:#2563eb;
    --primary-dark:#1d4ed8;
    --bg:#f5f7fb;
    --card:#ffffff;
    --text:#172033;
    --muted:#64748b;
    --border:#e2e8f0;
    --danger:#dc2626;
    --success:#16a34a;
}

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

body{
    min-height:100vh;
    font-family:Arial,Helvetica,sans-serif;
    background:var(--bg);
    color:var(--text);
}

.page{
    min-height:100vh;
    display:flex;
    justify-content:center;
    padding:35px 15px;
}

.container{
    width:min(920px,100%);
}

/* LOGO */

.logo{
    text-align:center;
    margin-bottom:25px;
}

.logo a{
    text-decoration:none;
    font-size:30px;
    font-weight:800;
    color:var(--primary);
}

.logo-box {
    width: 250px;
    max-width: 60%;
    height: 60px;

    margin: 0 auto 3px;

    background: #fffefe;

    border-radius: 17px;

    color: white;

    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    /* control border property */
    border-radius: 10px;
    border: 1px solid gray;
}

.logo p{
    color:var(--muted);
    font-size:13px;
    margin-top:6px;
}

/* CARD */

.card{
    background:#fff;
    border:1px solid var(--border);
    border-radius:20px;
    box-shadow:0 10px 35px rgba(15,23,42,.07);
    overflow:hidden;
}

.card-header{
    padding:28px 32px;
    border-bottom:1px solid var(--border);
}

.card-header h1{
    font-size:23px;
    margin-bottom:7px;
}

.card-header p{
    color:var(--muted);
    font-size:13px;
    line-height:1.5;
}

.form{
    padding:30px 32px;
}

/* SECTION */

.form-section{
    margin-bottom:30px;
}

.section-title{
    display:flex;
    align-items:center;
    gap:9px;
    margin-bottom:18px;
    padding-bottom:10px;
    border-bottom:1px solid #f1f5f9;
}

.section-title i{
    color:var(--primary);
}

.section-title h2{
    font-size:15px;
}

/* GRID */

.grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:18px;
}

.full{
    grid-column:1/-1;
}

/* FORM */

.form-grouplinked{
    display:flex;
    flex-direction:row;
    gap:7px;
    /* control display and flex */
    align-items: center;
    /* control border property */
    border: 2px solid blue;
    border-radius: 10px;
    /* control space padding and  margin */
    padding: 3px;
    /* control width and height */
    width: 100%;
}

.form-group{
    display:flex;
    flex-direction:column;
    gap:7px;
}

.form-group label{
    font-size:13px;
    font-weight:600;
    color:#334155;
}

.required{
    color:var(--danger);
}

.input-wrap{
    position:relative;
}

.input-wrap > i:first-child{
    position:absolute;
    left:13px;
    top:50%;
    transform:translateY(-50%);
    color:#94a3b8;
    font-size:14px;
    pointer-events:none;
}

.form-group input,
.form-group select{
    width:100%;
    height:45px;
    border:1px solid var(--border);
    border-radius:10px;
    background:#fff;
    padding:0 13px 0 40px;
    outline:none;
    color:#172033;
    transition:.2s;
}

.form-group select{
    cursor:pointer;
}

.form-group input:focus,
.form-group select:focus{
    border-color:#93c5fd;
    box-shadow:0 0 0 3px #eff6ff;
}

.help{
    color:#94a3b8;
    font-size:11px;
}

/* PASSWORD */

.password-wrap input{
    padding-right:45px;
}

.password-toggle{
    position:absolute;
    right:10px;
    top:50%;
    transform:translateY(-50%);
    border:0;
    background:none;
    color:#64748b;
    cursor:pointer;
    font-size:15px;
    padding:5px;
}

.password-toggle:hover{
    color:var(--primary);
}

/* PASSWORD STRENGTH */

.password-strength{
    margin-top:7px;
}

.strength-bar{
    height:5px;
    background:#e2e8f0;
    border-radius:10px;
    overflow:hidden;
}

.strength-progress{
    width:0;
    height:100%;
    transition:.25s;
}

.strength-text{
    display:block;
    font-size:11px;
    margin-top:5px;
    color:#94a3b8;
}

/* =========================
   CERTIFICATE INFORMATION
========================= */

.certificate-info{
    display:flex;
    gap:13px;
    align-items:flex-start;
    background:#eff6ff;
    border:1px solid #dbeafe;
    border-radius:12px;
    padding:15px;
    margin-bottom:20px;
}

.certificate-info > i{
    color:var(--primary);
    font-size:20px;
    margin-top:2px;
}

.certificate-info strong{
    display:block;
    font-size:13px;
    margin-bottom:4px;
}

.certificate-info p{
    font-size:12px;
    line-height:1.5;
    color:#64748b;
}

/* FILE UPLOAD */

.file-upload{
    position:relative;
    display:block;
    cursor:pointer;
}

.file-upload input{
    position:absolute;
    width:1px;
    height:1px;
    opacity:0;
}

.upload-content{
    min-height:110px;
    border:1.5px dashed #cbd5e1;
    border-radius:12px;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    text-align:center;
    padding:15px;
    transition:.2s;
    background:#f8fafc;
}

.upload-content:hover{
    border-color:var(--primary);
    background:#eff6ff;
}

.upload-content i{
    font-size:23px;
    color:var(--primary);
    margin-bottom:8px;
}

.upload-content strong{
    font-size:12px;
    color:#334155;
    margin-bottom:4px;
}

.upload-content small{
    color:#94a3b8;
    font-size:10px;
}

.file-name{
    display:block;
    color:var(--success);
    font-size:11px;
    margin-top:7px;
    word-break:break-word;
}

.optional{
    font-weight:400;
    color:#94a3b8;
    margin-left:4px;
}

/* VERIFICATION NOTICE */

.verification-notice{
    display:flex;
    gap:12px;
    align-items:flex-start;
    margin-top:20px;
    padding:14px;
    border-radius:10px;
    background:#f8fafc;
    border:1px solid var(--border);
}

.verification-notice > i{
    color:#2563eb;
    margin-top:2px;
}

.verification-notice strong{
    font-size:12px;
}

.verification-notice p{
    margin-top:4px;
    color:#64748b;
    font-size:11px;
    line-height:1.5;
}

/* TERMS */

.terms{
    display:flex;
    align-items:flex-start;
    gap:10px;
    margin-top:5px;
}

.terms input{
    width:17px;
    height:17px;
    margin-top:1px;
    accent-color:var(--primary);
    cursor:pointer;
}

.terms label{
    font-size:12px;
    color:#64748b;
    line-height:1.5;
}

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

/* ACTIONS */

.form-actions{
    border-top:1px solid var(--border);
    margin-top:25px;
    padding-top:22px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:15px;
}

.login-link{
    color:var(--muted);
    font-size:13px;
}

.login-link a{
    color:var(--primary);
    text-decoration:none;
    font-weight:600;
}

.register-btn{
    min-width:190px;
    height:45px;
    border:0;
    border-radius:10px;
    background:var(--primary);
    color:#fff;
    font-weight:700;
    cursor:pointer;
    transition:.2s;
}

.register-btn:hover{
    background:var(--primary-dark);
}

.register-btn:disabled{
    opacity:.6;
    cursor:not-allowed;
}

.register-btn i{
    margin-right:7px;
}

/* ERRORS */

.field-error{
    display:none;
    color:var(--danger);
    font-size:11px;
}

.field-error.show{
    display:block;
}

/* ALERT */

.alert{
    display:none;
    padding:13px 15px;
    border-radius:10px;
    margin-bottom:20px;
    font-size:13px;
    line-height:1.5;
}

.alert.show{
    display:block;
}

.alert.error{
    background:#fef2f2;
    color:#b91c1c;
    border:1px solid #fecaca;
}

.alert.success{
    background:#f0fdf4;
    color:#15803d;
    border:1px solid #bbf7d0;
}


/* MOBILE */

@media(max-width:650px){

    .page{
        padding:20px 10px;
    }

    .logo{
        margin-top:10px;
    }

    .card-header{
        padding:23px 20px;
    }

    .form{
        padding:23px 20px;
    }

    .grid{
        grid-template-columns:1fr;
        gap:16px;
    }

    .full{
        grid-column:auto;
    }

    .form-actions{
        flex-direction:column-reverse;
        align-items:stretch;
        text-align:center;
    }

    .register-btn{
        width:100%;
    }

}


/* FOOTER */

footer{
    margin-top:60px;

    padding:35px 20px;

    background:#071426;

    color:white;

    text-align:center;
}

.footer-logo{
    font-family:"Barlow Condensed",sans-serif;
    font-size:30px;
}

footer p{
    color:#9eacc0;

    font-size:12px;

    margin-top:7px;
}

.footer-links{
    display:flex;

    justify-content:center;

    flex-wrap:wrap;

    gap:20px;

    margin-top:20px;
}

.footer-links a{
    color:#cbd5e1;

    font-size:12px;

    text-decoration:none;
}