*{box-sizing:border-box}

:root{
    --green:#18a874;
    --green-dark:#109263;
    --navy:#0b2142;
    --text:#18263a;
    --muted:#718096;
    --line:#dce7e2;
    --bg:#f5faf8;
    --card:#ffffff;
    --danger:#c73b3b;
}

html,body{
    margin:0;
    min-height:100%;
}

body{
    font-family:Inter,Segoe UI,Arial,sans-serif;
    background:
        radial-gradient(circle at 15% 15%,rgba(24,168,116,.08),transparent 26%),
        radial-gradient(circle at 88% 82%,rgba(71,133,236,.07),transparent 24%),
        var(--bg);
    color:var(--text);
}

a{
    color:inherit;
}

.auth-page{
    min-height:100vh;
    display:flex;
    justify-content:center;
    align-items:center;
    padding:36px 16px;
}

.auth-shell{
    width:100%;
    max-width:560px;
}

.auth-card{
    width:100%;
    background:var(--card);
    border:1px solid var(--line);
    border-radius:22px;
    box-shadow:0 24px 65px rgba(21,47,39,.10);
    padding:36px;
}

.auth-brand{
    display:block;
    width:max-content;
    margin:0 auto 30px;
    text-decoration:none;
    color:var(--navy);
    font-size:30px;
    font-weight:850;
    letter-spacing:-1.5px;
    line-height:1;
}

.auth-brand span{
    color:var(--green);
}

.auth-header{
    text-align:center;
    margin-bottom:28px;
}

.auth-header h1{
    margin:0;
    color:var(--navy);
    font-size:30px;
    letter-spacing:-.7px;
}

.auth-header p{
    margin:8px 0 0;
    color:var(--muted);
    font-size:14px;
    line-height:1.6;
}

.auth-form{
    display:grid;
    gap:16px;
}

.form-row{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:14px;
}

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

.form-group label{
    color:#263750;
    font-size:12px;
    font-weight:750;
}

.form-group input{
    width:100%;
    height:48px;
    padding:0 14px;
    border:1px solid #d5e1dc;
    border-radius:11px;
    outline:none;
    background:#fff;
    color:#18263a;
    font-size:14px;
    transition:.18s ease;
}

.form-group input::placeholder{
    color:#9aa5b5;
}

.form-group input:hover{
    border-color:#b9cbc4;
}

.form-group input:focus{
    border-color:var(--green);
    box-shadow:0 0 0 4px rgba(24,168,116,.11);
}

.password-help{
    margin-top:-2px;
    color:#8894a5;
    font-size:11px;
}

.form-check{
    display:flex;
    align-items:flex-start;
    gap:9px;
    margin-top:1px;
}

.form-check input{
    margin-top:2px;
    accent-color:var(--green);
}

.form-check label{
    color:#6d788a;
    font-size:11px;
    line-height:1.55;
}

.form-check a{
    color:var(--green-dark);
    text-decoration:none;
    font-weight:700;
}

.form-check a:hover{
    text-decoration:underline;
}

.auth-submit{
    width:100%;
    height:50px;
    margin-top:4px;
    border:0;
    border-radius:11px;
    background:linear-gradient(135deg,var(--green),#0d965f);
    color:#fff;
    font-size:14px;
    font-weight:800;
    cursor:pointer;
    box-shadow:0 11px 24px rgba(24,168,116,.18);
    transition:.18s ease;
}

.auth-submit:hover{
    transform:translateY(-1px);
    background:linear-gradient(135deg,var(--green-dark),#0b8756);
}

.auth-footer{
    margin-top:22px;
    padding-top:20px;
    border-top:1px solid #edf1ef;
    text-align:center;
    color:#7b8798;
    font-size:12px;
}

.auth-footer a{
    color:var(--green-dark);
    text-decoration:none;
    font-weight:750;
}

.auth-footer a:hover{
    text-decoration:underline;
}

.alert{
    margin-bottom:18px;
    padding:12px 14px;
    border-radius:10px;
    font-size:12px;
    line-height:1.5;
}

.alert.success{
    border:1px solid #c9ebdc;
    background:#effaf5;
    color:#0d794f;
}

.alert.error{
    border:1px solid #f2cccc;
    background:#fff3f3;
    color:var(--danger);
}

@media(max-width:600px){
    .auth-page{
        padding:20px 12px;
        align-items:flex-start;
    }

    .auth-card{
        margin-top:12px;
        padding:24px 18px;
        border-radius:18px;
    }

    .auth-brand{
        font-size:26px;
        margin-bottom:24px;
    }

    .auth-header h1{
        font-size:27px;
    }

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

.footer-separator{
    display:inline-block;
    margin:0 7px;
    color:#b2bcc7;
}

.auth-footer a + .footer-separator{
    margin-left:7px;
}