*{box-sizing:border-box}

:root{
    --blue:#1E40AF;
    --dark:#081D4D;
    --green:#16A34A;
    --red:#DC2626;
    --bg:#EEF3F8;
    --text:#0F172A;
    --muted:#64748B;
    --line:#E2E8F0;
    --card:#FFFFFF;
    --shadow:0 18px 45px rgba(15,23,42,.10);
}

body{
    margin:0;
    font-family:Arial,Helvetica,sans-serif;
    background:var(--bg);
    color:var(--text);
}

.login-wrap{
    min-height:100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    padding:20px;
    background:linear-gradient(135deg,var(--dark),var(--blue));
}

.login-card,.card{
    background:var(--card);
    border-radius:26px;
    padding:28px;
    box-shadow:var(--shadow);
}

.login-card{
    width:100%;
    max-width:430px;
    text-align:center;
}

.logo{
    width:190px;
    max-width:100%;
    margin-bottom:12px;
}

.input,select,textarea{
    width:100%;
    padding:13px 14px;
    border:1px solid #DBE3EF;
    border-radius:14px;
    margin:7px 0 14px;
    font-size:15px;
    background:#fff;
}

textarea{
    min-height:130px;
}

.input:focus,select:focus,textarea:focus{
    outline:none;
    border-color:var(--blue);
    box-shadow:0 0 0 3px rgba(30,64,175,.12);
}

.btn{
    border:0;
    background:var(--blue);
    color:#fff;
    padding:12px 16px;
    border-radius:13px;
    font-weight:900;
    text-decoration:none;
    display:inline-block;
    cursor:pointer;
    transition:.2s;
}

.btn:hover{
    transform:translateY(-1px);
    filter:brightness(.96);
}

.btn.green{background:var(--green)}
.btn.red{background:var(--red)}
.btn.light{background:#EEF2FF;color:var(--blue)}
.btn.dark{background:var(--dark)}
.btn.small{padding:8px 12px;font-size:13px;border-radius:10px}

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

.sidebar{
    width:280px;
    background:linear-gradient(180deg,var(--dark),#0B2A6F);
    color:#fff;
    padding:22px;
    position:fixed;
    inset:0 auto 0 0;
    overflow:auto;
}

.sidebar img{
    background:#fff;
    border-radius:20px;
    padding:10px;
    width:185px;
    margin-bottom:22px;
}

.sidebar a{
    display:flex;
    align-items:center;
    gap:10px;
    color:#DBEAFE;
    text-decoration:none;
    padding:13px 14px;
    border-radius:15px;
    margin:5px 0;
    font-weight:800;
    transition:.2s;
}

.sidebar a.active,
.sidebar a:hover{
    background:rgba(255,255,255,.16);
    color:#fff;
    transform:translateX(3px);
}

.main{
    margin-left:280px;
    width:calc(100% - 280px);
    padding:28px;
}

.top{
    display:flex;
    justify-content:space-between;
    gap:15px;
    align-items:center;
    margin-bottom:22px;
}

.top h1{
    margin:0;
    color:var(--dark);
}

.grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:16px;
}

.stat{
    background:#fff;
    border-radius:24px;
    padding:22px;
    box-shadow:0 12px 34px rgba(15,23,42,.08);
    border-top:5px solid var(--blue);
    position:relative;
    overflow:hidden;
}

.stat:after{
    content:"";
    position:absolute;
    width:90px;
    height:90px;
    border-radius:50%;
    right:-25px;
    bottom:-25px;
    background:rgba(30,64,175,.08);
}

.stat span{
    display:block;
    color:var(--muted);
    font-weight:900;
}

.stat b{
    font-size:34px;
    color:var(--blue);
}

table{
    width:100%;
    border-collapse:collapse;
    background:#fff;
    border-radius:18px;
    overflow:hidden;
}

th,td{
    text-align:left;
    padding:14px;
    border-bottom:1px solid #E5E7EB;
    vertical-align:middle;
}

th{
    background:#F8FAFC;
    color:#334155;
    font-size:13px;
    text-transform:uppercase;
    letter-spacing:.4px;
}

tr:hover td{
    background:#F8FAFC;
}

.actions{
    display:flex;
    gap:8px;
    flex-wrap:wrap;
}

.alert{
    padding:14px 16px;
    border-radius:16px;
    margin-bottom:16px;
    background:#DCFCE7;
    color:#166534;
    font-weight:800;
}

.danger{
    background:#FEE2E2;
    color:#991B1B;
}

.form-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
    gap:14px;
}

.badge{
    display:inline-block;
    padding:7px 10px;
    border-radius:999px;
    font-size:12px;
    font-weight:900;
    text-transform:uppercase;
}

.badge-blue{background:#DBEAFE;color:#1E40AF}
.badge-green{background:#DCFCE7;color:#166534}
.badge-purple{background:#EDE9FE;color:#6D28D9}
.badge-gray{background:#F1F5F9;color:#475569}
.badge-dark{background:#0F172A;color:#fff}
.badge-red{background:#FEE2E2;color:#991B1B}

.table-wrap{
    overflow:auto;
}

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

.admin-hero{
    background:linear-gradient(135deg,var(--blue),var(--green));
    color:#fff;
    border-radius:28px;
    padding:30px;
    margin-bottom:18px;
    box-shadow:var(--shadow);
}

.admin-hero h1{
    color:#fff;
    margin:0 0 8px;
}

.admin-hero p{
    margin:0;
    opacity:.95;
}

@media(max-width:850px){
    .sidebar{
        position:relative;
        width:100%;
        height:auto;
    }

    .main{
        margin-left:0;
        width:100%;
        padding:18px;
    }

    .app{
        display:block;
    }

    .top{
        display:block;
    }

    .sidebar img{
        width:155px;
    }
}