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

body{
    min-height:100vh;
    font-family:Arial, sans-serif;
    background:#020617;
    color:#f8fafc;
}

.login-body{
    background:
        radial-gradient(circle at top left, rgba(250,204,21,.12), transparent 30%),
        #020617;
}

.login-page{
    min-height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    padding:24px;
}

.login-card{
    width:100%;
    max-width:440px;
    padding:36px;
    border-radius:28px;
    background:#0f172a;
    border:1px solid rgba(255,255,255,.08);
}

.login-icon{
    width:64px;
    height:64px;
    display:flex;
    align-items:center;
    justify-content:center;
    margin:0 auto 18px;
    border-radius:50%;
    background:#facc15;
    color:#020617;
    font-size:30px;
    font-weight:900;
}

.login-tag{
    display:block;
    width:max-content;
    margin:0 auto 16px;
    padding:7px 14px;
    border-radius:999px;
    background:#facc15;
    color:#020617;
    font-weight:800;
}

.login-card h1,
.login-card p{
    text-align:center;
}

.login-card p{
    margin:12px 0 24px;
    color:#94a3b8;
}

.form-group{
    display:flex;
    flex-direction:column;
    gap:8px;
    margin-bottom:18px;
}

.form-group label{
    font-weight:700;
}

.form-group input{
    min-height:48px;
    padding:12px 14px;
    border-radius:12px;
    border:1px solid rgba(255,255,255,.1);
    background:#020617;
    color:white;
}

.btn-primary{
    width:100%;
    min-height:48px;
    border:none;
    border-radius:12px;
    background:#facc15;
    color:#020617;
    font-weight:900;
    cursor:pointer;
}

.alert-error{
    margin-bottom:18px;
    padding:12px;
    border-radius:12px;
    background:rgba(239,68,68,.15);
    color:#fca5a5;
}

.layout{
    min-height:100vh;
    display:flex;
}

.sidebar{
    width:280px;
    padding:24px;
    background:#071120;
    border-right:1px solid rgba(255,255,255,.06);
}

.sidebar-logo{
    margin-bottom:28px;
    color:#f8fafc;
    font-size:20px;
}

.sidebar-logo strong{
    display:block;
    color:#facc15;
    font-size:28px;
}

.user-box{
    margin-bottom:26px;
    padding:18px;
    border-radius:18px;
    background:#0f172a;
}

.user-box strong,
.user-box span{
    display:block;
}

.user-box span{
    margin:5px 0 14px;
    color:#94a3b8;
}

.user-box a{
    color:#fca5a5;
    text-decoration:none;
}

.menu{
    display:flex;
    flex-direction:column;
    gap:10px;
}

.menu a{
    padding:14px;
    border-radius:12px;
    color:#cbd5e1;
    text-decoration:none;
    font-weight:700;
}

.menu a:hover{
    background:rgba(250,204,21,.12);
    color:#facc15;
}

.content{
    flex:1;
    padding:34px;
}

.page-header{
    margin-bottom:28px;
}

.page-header p{
    margin-top:8px;
    color:#94a3b8;
}

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

.card{
    padding:24px;
    border-radius:20px;
    background:#0f172a;
    border:1px solid rgba(255,255,255,.06);
}

.card span,
.card small{
    display:block;
    color:#94a3b8;
}

.card strong{
    display:block;
    margin:10px 0;
    color:#facc15;
    font-size:25px;
}

@media(max-width:800px){
    .layout{
        flex-direction:column;
    }

    .sidebar{
        width:100%;
    }

    .cards{
        grid-template-columns:1fr;
    }
}