*{box-sizing:border-box;margin:0;padding:0}
:root{
  --primary:#2563EB;--primary-soft:#EFF6FF;
  --success:#16A34A;--success-soft:#F0FDF4;
  --danger:#DC2626;--danger-soft:#FEF2F2;
  --warning:#D97706;--warning-soft:#FFFBEB;
  --bg:#F4F6FA;--surface:#fff;
  --border:#E2E8F0;--text:#0F172A;--text2:#475569;--text3:#94A3B8;
  --radius:10px;--font:'Segoe UI',system-ui,sans-serif;
}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh}
.header{background:var(--primary);color:#fff;padding:14px 24px;display:flex;align-items:center;gap:12px;position:sticky;top:0;z-index:10}
.header-title{font-size:16px;font-weight:700}
.header-sub{font-size:11px;opacity:.7;margin-top:1px}
.main{max-width:1000px;margin:0 auto;padding:24px 16px}

/* ── Login ── */
#loginScreen{display:flex;align-items:center;justify-content:center;min-height:calc(100vh - 52px)}
.login-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:36px;width:100%;max-width:380px;text-align:center;box-shadow:0 4px 24px rgba(0,0,0,.07)}
.login-card h2{font-size:18px;margin-bottom:6px}
.login-card p{font-size:13px;color:var(--text3);margin-bottom:24px}
.lockout-msg{background:var(--danger-soft);border:1px solid #FECACA;border-radius:8px;padding:10px 14px;font-size:12px;color:var(--danger);margin-bottom:12px;display:none}

/* ── Cards ── */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:16px}
.card-title{font-size:12px;font-weight:700;color:var(--text3);text-transform:uppercase;letter-spacing:.5px;margin-bottom:14px}

/* ── Form ── */
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:10px}
.form-group{margin-bottom:10px}
.form-label{display:block;font-size:11px;font-weight:700;color:var(--text3);text-transform:uppercase;letter-spacing:.4px;margin-bottom:5px}
.form-control{width:100%;padding:9px 12px;border:1.5px solid var(--border);border-radius:8px;font-size:13.5px;font-family:var(--font);outline:none;transition:.15s;background:var(--surface);color:var(--text)}
.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.1)}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 16px;border-radius:8px;font-family:var(--font);font-size:13px;font-weight:600;cursor:pointer;border:none;transition:.15s}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:#1D4ED8}
.btn-primary:disabled{opacity:.6;cursor:not-allowed}
.btn-success{background:var(--success-soft);color:var(--success);border:1px solid #BBF7D0;font-size:11px;padding:5px 10px}
.btn-warning{background:var(--warning-soft);color:var(--warning);border:1px solid #FDE68A;font-size:11px;padding:5px 10px}
.btn-danger{background:var(--danger-soft);color:var(--danger);border:1px solid #FECACA;font-size:11px;padding:5px 10px}
.btn-ghost{background:var(--bg);border:1.5px solid var(--border);color:var(--text2);font-size:12px;padding:6px 12px}
.btn-block{width:100%;justify-content:center;padding:11px}

/* ── Result ── */
.result-box{background:var(--success-soft);border:1.5px solid #BBF7D0;border-radius:10px;padding:14px;margin-top:12px;display:none}
.result-kode{font-family:monospace;font-size:22px;font-weight:900;letter-spacing:3px;color:var(--text);margin:6px 0 12px}
.result-actions{display:flex;gap:8px;flex-wrap:wrap}

/* ── Table ── */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:12.5px}
th{padding:9px 12px;text-align:left;font-size:11px;font-weight:700;color:var(--text3);text-transform:uppercase;letter-spacing:.4px;border-bottom:2px solid var(--border);background:var(--bg);white-space:nowrap}
td{padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:middle}
tr:last-child td{border-bottom:none}
tr:hover td{background:#f8faff}
.kode-mono{font-family:monospace;font-weight:700;color:var(--primary);letter-spacing:1px;font-size:13px}

/* ── Badges ── */
.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:99px;font-size:10.5px;font-weight:700;white-space:nowrap}
.badge-success{background:var(--success-soft);color:var(--success)}
.badge-danger{background:var(--danger-soft);color:var(--danger)}
.badge-gray{background:#F1F5F9;color:var(--text3)}
.badge-warning{background:var(--warning-soft);color:var(--warning)}

/* ── Stats ── */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:20px}
.stat-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px}
.stat-num{font-size:26px;font-weight:700;margin:4px 0 2px}
.stat-label{font-size:11px;color:var(--text3)}

.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;flex-wrap:wrap;gap:8px}
.section-title{font-size:15px;font-weight:700}

/* ── Toast ── */
#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#0F172A;color:#fff;padding:10px 20px;border-radius:99px;font-size:13px;font-weight:600;z-index:9999;display:none;white-space:nowrap}
#toast.show{display:block}
#toast.error{background:var(--danger)}
#toast.success{background:var(--success)}

.actions-cell{display:flex;gap:5px;flex-wrap:wrap;align-items:center}
.banner{background:var(--warning-soft);border:1px solid #FDE68A;border-radius:8px;padding:12px 16px;font-size:12px;color:#92400E;margin-bottom:16px;display:flex;gap:8px;align-items:flex-start}
.tabs{display:flex;gap:4px;border-bottom:2px solid var(--border);margin-bottom:20px}
.tab{padding:8px 16px;font-size:13px;font-weight:600;cursor:pointer;border:none;background:none;color:var(--text3);border-bottom:2px solid transparent;margin-bottom:-2px;transition:.15s;font-family:var(--font)}
.tab.active{color:var(--primary);border-bottom-color:var(--primary)}
.no-email{font-size:10px;color:var(--warning);background:var(--warning-soft);padding:2px 6px;border-radius:4px}

.session-bar{font-size:11px;opacity:.75;display:flex;align-items:center;gap:10px;margin-left:auto}
.session-bar span{opacity:.6}

@media(max-width:640px){
  .stats{grid-template-columns:repeat(2,1fr)}
  .form-row{grid-template-columns:1fr}
  .header{padding:10px 14px;flex-wrap:wrap;gap:6px}
  .header-sub{display:none}
  .header-title{font-size:14px}
  .main{padding:14px 10px}
  .tab{padding:10px 10px;font-size:12px;min-height:44px}
  .section-header{flex-direction:column;align-items:stretch}
  .section-header>div:last-child{flex-direction:column;gap:6px}
  .section-header input,.section-header select{width:100%!important}
  .card{padding:14px}
  .hide-mobile{display:none}
  td,th{padding:8px 8px}
  table{font-size:11.5px}
  .actions-cell{flex-direction:column;gap:6px;align-items:stretch}
  .actions-cell .btn{width:100%;justify-content:center;min-height:40px;font-size:12px}
  .stat-num{font-size:22px}
  .stat-box{padding:10px}
  .result-actions{flex-direction:column}
  .result-actions .btn{width:100%;justify-content:center;min-height:44px}
  .btn-block{font-size:14px;min-height:48px}
  .btn-primary{min-height:48px}
  .kode-mono{font-size:12px;letter-spacing:0}
  .form-control{font-size:16px!important}
  .result-kode{font-size:18px;letter-spacing:2px}
  #searchInput{font-size:16px!important}
  .table-wrap{-webkit-overflow-scrolling:touch}
  .banner{font-size:11px}
  .session-bar{display:none}
}

#tab-list { display: none; }
#tab-generate { display: block; }