:root{
    --bg:#f3f6fb;
    --card:#ffffff;
    --text:#172033;
    --muted:#68758c;
    --line:#dbe4f0;
    --brand:#213448;
    --brand2:#547792;
    --danger:#dc2626;
    --success:#16a34a;
    --warning:#d97706;
    --shadow:0 18px 50px rgba(20,36,64,.08);
}

*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit}
button,input,select,textarea{font:inherit}

.auth-page{
    min-height:100vh;
    background:
        radial-gradient(circle at top left, rgba(84,119,146,.18), transparent 30%),
        radial-gradient(circle at bottom right, rgba(33,52,72,.20), transparent 35%),
        #f6f8fc;
}

.auth-shell{
    min-height:100vh;
    display:grid;
    place-items:center;
    padding:24px;
}

.auth-card{
    width:min(100%,460px);
    background:rgba(255,255,255,.92);
    border:1px solid rgba(219,228,240,.9);
    border-radius:28px;
    padding:34px;
    box-shadow:var(--shadow);
    backdrop-filter:blur(18px);
}

.auth-card h1{margin:0 0 10px;font-size:28px;letter-spacing:-.03em}
.auth-card p{margin:0 0 24px;color:var(--muted);line-height:1.6}

.app-shell{display:flex;min-height:100vh}
.sidebar{
    width:282px;
    background:#0f1f2f;
    color:#fff;
    padding:22px;
    position:fixed;
    inset:0 auto 0 0;
    display:flex;
    flex-direction:column;
    gap:22px;
    z-index:50;
}
.brand{display:flex;align-items:center;gap:12px;padding:10px 8px 18px;border-bottom:1px solid rgba(255,255,255,.10)}
.brand-mark{width:42px;height:42px;border-radius:16px;background:linear-gradient(135deg,#547792,#dbeafe);display:grid;place-items:center;font-weight:800;color:#fff}
.brand strong{display:block;font-size:18px}
.brand span{display:block;font-size:12px;color:rgba(255,255,255,.65);margin-top:2px}

.nav{display:grid;gap:8px}
.nav a{
    text-decoration:none;
    color:rgba(255,255,255,.72);
    padding:12px 14px;
    border-radius:14px;
    transition:.2s ease;
}
.nav a:hover,.nav a.active{background:rgba(255,255,255,.10);color:#fff}

.sidebar-user{
    margin-top:auto;
    display:flex;
    align-items:center;
    gap:10px;
    padding:12px;
    border:1px solid rgba(255,255,255,.10);
    border-radius:18px;
    background:rgba(255,255,255,.06);
}
.avatar{width:38px;height:38px;border-radius:14px;background:#fff;color:#213448;display:grid;place-items:center;font-weight:800}
.sidebar-user strong{display:block;font-size:14px}
.sidebar-user span{display:block;font-size:12px;color:rgba(255,255,255,.65);margin-top:2px}
.logout-link{text-align:center;text-decoration:none;padding:12px;border-radius:14px;background:rgba(220,38,38,.16);color:#fecaca}

.main-content{margin-left:282px;width:calc(100% - 282px);padding:30px}
.mobile-topbar{display:none}

.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:22px}
.page-head h1{margin:0;font-size:30px;letter-spacing:-.04em}
.page-head p{margin:8px 0 0;color:var(--muted);line-height:1.5}

.card{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:24px;
    box-shadow:var(--shadow);
}
.card.pad{padding:24px}
.grid{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}

.stat-card{padding:22px}
.stat-card span{display:block;color:var(--muted);font-size:13px}
.stat-card strong{display:block;font-size:30px;margin-top:8px;letter-spacing:-.04em}

.form-group{display:grid;gap:8px;margin-bottom:16px}
.form-group label{font-weight:700;font-size:13px}
.form-control{
    width:100%;
    border:1px solid var(--line);
    background:#fff;
    border-radius:14px;
    padding:12px 14px;
    outline:none;
    transition:.2s ease;
}
.form-control:focus{border-color:var(--brand2);box-shadow:0 0 0 4px rgba(84,119,146,.12)}
textarea.form-control{min-height:120px;resize:vertical}

.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    border:0;
    border-radius:14px;
    padding:11px 16px;
    cursor:pointer;
    text-decoration:none;
    font-weight:700;
    transition:.2s ease;
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:#16283a}
.btn-secondary{background:#e8eef6;color:#213448}
.btn-danger{background:#fee2e2;color:#b91c1c}
.btn-success{background:#dcfce7;color:#166534}
.btn-warning{background:#fef3c7;color:#92400e}
.btn-outline{background:#fff;border:1px solid var(--line);color:var(--text)}

.actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.table-wrap{overflow:auto}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.table th{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);background:#f8fafc}
.table tr:last-child td{border-bottom:0}

.badge{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:800;background:#eef2ff;color:#3730a3}
.badge-success{background:#dcfce7;color:#166534}
.badge-danger{background:#fee2e2;color:#b91c1c}
.badge-muted{background:#f1f5f9;color:#475569}

.alert{
    padding:14px 16px;
    border-radius:16px;
    border:1px solid var(--line);
    margin-bottom:16px;
    background:#fff;
}
.alert-error{border-color:#fecaca;background:#fff1f2;color:#991b1b}
.alert-success{border-color:#bbf7d0;background:#f0fdf4;color:#166534}
.alert-warning{border-color:#fde68a;background:#fffbeb;color:#92400e}
.alert-info{border-color:#bfdbfe;background:#eff6ff;color:#1d4ed8}

.secret-box{
    background:#0f172a;
    color:#e5e7eb;
    border-radius:20px;
    padding:18px;
    overflow:auto;
    white-space:pre-wrap;
    word-break:break-word;
}
.help{color:var(--muted);font-size:13px;line-height:1.5}
.searchbar{display:flex;gap:10px;margin-bottom:16px}
.searchbar .form-control{max-width:420px}

.inline-form{display:inline}
.danger-zone{border-color:#fecaca;background:#fff7f7}

@media(max-width:980px){
    .grid-3,.grid-2{grid-template-columns:1fr}
    .mobile-topbar{
        display:flex;
        align-items:center;
        gap:12px;
        position:sticky;
        top:0;
        z-index:40;
        background:#fff;
        border-bottom:1px solid var(--line);
        padding:12px 16px;
    }
    .menu-toggle{border:0;background:#213448;color:#fff;border-radius:12px;padding:8px 11px;font-size:18px}
    .sidebar{transform:translateX(-105%);transition:.25s ease}
    body.sidebar-open .sidebar{transform:translateX(0)}
    .main-content{margin-left:0;width:100%;padding:20px}
    .sidebar-backdrop{display:none}
    body.sidebar-open .sidebar-backdrop{display:block;position:fixed;inset:0;background:rgba(15,23,42,.45);z-index:45}
    .page-head{display:grid}
    .searchbar{display:grid}
    .searchbar .form-control{max-width:none}
}

.section-head-inline{
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    gap:16px;
    flex-wrap:wrap;
}
.shortcut-card{
    display:block;
    padding:22px;
    text-decoration:none;
    transition:.2s ease;
}
.shortcut-card:hover{transform:translateY(-2px)}
.shortcut-card span{display:block;color:var(--muted);font-size:13px}
.shortcut-card strong{display:block;font-size:22px;margin-top:8px;letter-spacing:-.03em}
.shortcut-card em{display:block;color:var(--muted);font-style:normal;line-height:1.5;margin-top:8px}
.ltc-shortcut-card{
    background:
        radial-gradient(circle at top right, rgba(84,119,146,.18), transparent 32%),
        #fff;
}
select.form-control{appearance:auto}