:root{--bg:#f8fafc;--card:#fff;--accent:#3b82f6;--muted:#64748b;--danger:#ef4444;--border:#e2e8f0}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:var(--bg);margin:0;padding:0;color:#1e293b;line-height:1.6}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
main.container{margin-top:32px;margin-bottom:32px}
.topbar{background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;box-shadow:0 1px 3px rgba(0,0,0,0.05)}
.topbar .container{display:flex;align-items:center;justify-content:space-between;padding:16px 20px}
.brand{font-weight:700;font-size:20px;color:var(--accent);text-decoration:none;letter-spacing:-0.5px}
.nav{display:flex;gap:24px}
.nav a{color:#475569;text-decoration:none;font-size:14px;font-weight:500;transition:color 0.2s}
.nav a:hover{color:var(--accent)}
.card{background:var(--card);padding:24px;border-radius:12px;box-shadow:0 1px 3px rgba(0,0,0,0.08);margin-bottom:24px;border:1px solid var(--border)}
.card-body{padding:0}
.table{width:100%;border-collapse:collapse}
.table th{background:#f8fafc;padding:12px 16px;text-align:left;font-weight:600;font-size:13px;color:var(--muted);border-bottom:2px solid var(--border);text-transform:uppercase;letter-spacing:0.5px}
.table td{padding:14px 16px;border-bottom:1px solid var(--border);font-size:14px}
.table tbody tr:hover{background:#f8fafc}
h1,h2,h3,h4,h5,h6{margin:0 0 16px 0;font-weight:600;letter-spacing:-0.5px}
h1{font-size:28px;color:#0f172a}
h2{font-size:24px;color:#0f172a}
h3{font-size:20px;color:#0f172a}
h4{font-size:18px;color:#0f172a}
h5{font-size:16px;color:#0f172a}
.form-label{display:block;margin-bottom:8px;font-weight:500;font-size:14px;color:#1e293b}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-family:inherit;font-size:14px;margin-bottom:16px;transition:border-color 0.2s,box-shadow 0.2s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(59,130,246,0.1)}
.btn{display:inline-block;padding:8px 16px;background:var(--accent);color:#fff;border:none;border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;text-decoration:none;transition:all 0.2s;vertical-align:middle}
.btn:hover{opacity:0.9;transform:translateY(-1px);box-shadow:0 4px 12px rgba(59,130,246,0.3)}
.btn-sm{padding:6px 12px;font-size:13px}
.btn-primary{background:var(--accent)}
.btn-outline-primary{background:transparent;color:var(--accent);border:1px solid var(--accent)}
.btn-outline-primary:hover{background:rgba(59,130,246,0.05)}
.btn-outline-secondary{background:transparent;color:var(--muted);border:1px solid var(--border)}
.btn-outline-secondary:hover{background:#f8fafc;color:#1e293b}
.btn-outline-danger{background:transparent;color:var(--danger);border:1px solid var(--danger);padding:4px 8px;font-size:12px}
.btn-outline-danger:hover{background:rgba(239,68,68,0.05)}
.btn-link{background:transparent;color:var(--accent);padding:0;border:none;text-decoration:none}
.btn-link:hover{text-decoration:underline}
.btn-icon{background:none;border:none;cursor:pointer;color:var(--muted);padding:4px;transition:color 0.2s}
.btn-icon:hover{color:var(--danger)}
.d-grid{display:grid;gap:12px}
.d-flex{display:flex}
.gap-2{gap:12px}
.gap-4{gap:24px}
.align-items-center{align-items:center}
.justify-content-between{justify-content:space-between}
.text-muted{color:var(--muted)}
.text-center{text-align:center}
.mt-4{margin-top:24px}
.mb-0{margin-bottom:0}
.mb-3{margin-bottom:16px}
.mb-4{margin-bottom:24px}
.alert{padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:14px}
.alert-danger{background:#fef2f2;color:#7f1d1d;border:1px solid #fecaca}
.alert-success{background:#f0fdf4;color:#166534;border:1px solid #86efac}
.error{background:#fef2f2;color:#7f1d1d;padding:12px 16px;border-radius:8px;margin-bottom:16px;border:1px solid #fecaca;font-size:14px}
.footer{color:var(--muted);font-size:12px;padding:24px 0;text-align:center;border-top:1px solid var(--border);margin-top:32px}
.table-responsive{overflow-x:auto}

.brand-url{
    display:flex;
    align-items:center;
    justify-content:center;
}

.logo{
    width:92px;
    height:92px;
    margin-right:8px;
}

.topbar .container{
    padding:0;
}