:root{
    --bg:#081321;
    --panel:#0E1B2E;
    --panel-2:#12243d;
    --primary:#4FB7C5;
    --text:#eef4fb;
    --muted:#9fb1c9;
    --border:rgba(255,255,255,0.08);
    --success:#32c48d;
    --danger:#ff6b6b;
    --warning:#ffc857;
    --shadow:0 12px 30px rgba(0,0,0,0.18);
    --radius:18px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:linear-gradient(180deg,#07111d,#0d1c30);color:var(--text);font-family:Arial,Helvetica,sans-serif}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
body.login-page, body.public-page{min-height:100vh}
.app-shell{display:flex;min-height:100vh}
.sidebar{width:280px;background:rgba(14,27,46,.96);backdrop-filter:blur(8px);border-right:1px solid var(--border);padding:22px 16px;display:flex;flex-direction:column;gap:20px;position:fixed;left:0;top:0;bottom:0;z-index:30}
.brand{display:flex;align-items:center;gap:12px;padding:10px}
.brand-mark{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,var(--primary),#8fe9f2);color:#062031;font-weight:bold;display:flex;align-items:center;justify-content:center;font-size:24px;box-shadow:var(--shadow)}
.brand span,.user-box span,.muted{display:block;color:var(--muted);font-size:12px}
.firm-switch select,.form-control,.form-select,.form-textarea{width:100%;background:#0b1627;border:1px solid var(--border);color:var(--text);border-radius:14px;padding:12px 14px;outline:none}
.firm-switch label,.form-label{display:block;margin-bottom:8px;color:var(--muted);font-size:13px}
.nav-menu{display:flex;flex-direction:column;gap:8px}
.nav-menu a{padding:14px;border-radius:14px;color:#dfeaf6}
.nav-menu a.active,.nav-menu a:hover{background:#132844;color:#fff}
.sidebar-footer{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.logout-link{padding:12px 14px;border-radius:14px;background:#142c47}
.main-content{margin-left:280px;flex:1;padding:22px}
.topbar{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.topbar h1{margin:0;font-size:24px}
.topbar p{margin:4px 0 0;color:var(--muted)}
.menu-toggle{display:none;background:#142c47;border:1px solid var(--border);color:#fff;width:44px;height:44px;border-radius:12px}
.alert{padding:14px 16px;border-radius:14px;margin-bottom:18px}
.alert.success{background:rgba(50,196,141,.14);border:1px solid rgba(50,196,141,.35)}
.alert.error{background:rgba(255,107,107,.14);border:1px solid rgba(255,107,107,.35)}
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:rgba(14,27,46,.94);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:var(--radius);padding:18px}
.card h2,.card h3{margin:0 0 16px}
.stats-card h3{font-size:14px;color:var(--muted);margin-bottom:8px}
.stats-card .value{font-size:30px;font-weight:bold}
.stats-card .sub{font-size:12px;color:var(--muted);margin-top:8px}
.table-wrap{overflow:auto}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:14px 10px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}
.badge{display:inline-flex;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:bold}
.badge.success{background:rgba(50,196,141,.12);color:#7de7b8}
.badge.warning{background:rgba(255,200,87,.14);color:#ffd878}
.badge.danger{background:rgba(255,107,107,.14);color:#ffa3a3}
.badge.info{background:rgba(79,183,197,.14);color:#8ce2ec}
.btn,.btn-link{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 14px;border:none;border-radius:14px;background:var(--primary);color:#082033;cursor:pointer;font-weight:bold}
.btn-secondary{background:#18314f;color:#fff}
.btn-danger{background:#7c2332;color:#fff}
.btn-success{background:#0f8b62;color:#fff}
.btn-sm{padding:8px 10px;border-radius:12px;font-size:12px}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.form-group{display:flex;flex-direction:column}
.form-textarea{min-height:110px;resize:vertical}
.product-thumb{width:64px;height:64px;border-radius:14px;object-fit:cover;background:#081321}
.logo-thumb{width:90px;height:90px;border-radius:18px;object-fit:cover;background:#081321;border:1px solid var(--border)}
.order-items{display:flex;flex-direction:column;gap:6px}
.empty{padding:20px;color:var(--muted);text-align:center;border:1px dashed var(--border);border-radius:16px}
.switch-row{display:flex;align-items:center;justify-content:space-between;padding:14px;border-radius:14px;background:#0b1627;border:1px solid var(--border)}
.switch-row input{transform:scale(1.2)}
.login-wrap,.public-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.login-card,.public-card{width:min(100%,460px);background:rgba(14,27,46,.96);border:1px solid var(--border);border-radius:26px;box-shadow:var(--shadow);padding:26px}
.center{text-align:center}
.kpi-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.kpi{background:#0b1627;border:1px solid var(--border);padding:16px;border-radius:18px}
.kpi strong{display:block;font-size:28px}
.kpi span{color:var(--muted);font-size:13px}
.menu-hero{padding:20px;border-radius:24px;background:rgba(14,27,46,.94);border:1px solid var(--border);box-shadow:var(--shadow);margin-bottom:18px}
.menu-brand{display:flex;align-items:center;gap:14px}
.menu-brand img{width:80px;height:80px;border-radius:22px;object-fit:cover;background:#fff}
.menu-products{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.menu-product{background:rgba(14,27,46,.94);border:1px solid var(--border);border-radius:22px;padding:14px;display:flex;gap:12px}
.menu-product img{width:110px;height:110px;border-radius:18px;object-fit:cover;flex-shrink:0}
.menu-product .content{flex:1;min-width:0}
.menu-product h3{margin:0 0 8px;font-size:18px}
.menu-product p{color:var(--muted);font-size:13px;line-height:1.45}
.menu-price{font-size:18px;font-weight:bold;margin:8px 0}
.qty-row{display:flex;gap:8px;align-items:center}
.qty-row input{width:70px;background:#081321;border:1px solid var(--border);color:#fff;border-radius:12px;padding:10px}
.section-title{margin:6px 0 14px}
.checkout-box{position:sticky;bottom:10px;margin-top:16px;background:#10243c;padding:14px;border:1px solid var(--border);border-radius:20px}
.inline-note{padding:10px 12px;background:#12243d;border:1px solid var(--border);border-radius:14px;color:var(--muted);font-size:13px}
@media (max-width: 1100px){
    .grid-4,.grid-3,.kpi-row{grid-template-columns:repeat(2,minmax(0,1fr))}
    .menu-products,.form-grid,.grid-2{grid-template-columns:1fr}
}
@media (max-width: 860px){
    .sidebar{transform:translateX(-100%);transition:.25s ease}
    .sidebar.open{transform:translateX(0)}
    .main-content{margin-left:0;padding:16px}
    .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
    .menu-products{grid-template-columns:1fr}
    .menu-product{flex-direction:column}
    .menu-product img{width:100%;height:210px}
    .table th,.table td{white-space:nowrap}
}