:root{
  --bg:#f3f6fa;--panel:#fff;--text:#172033;--muted:#667085;--line:#e4e7ec;
  --navy:#0b2742;--navy2:#174d7a;--gold:#d9a441;--danger:#b42318;--ok:#067647;
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,"Assistant",sans-serif;background:var(--bg);color:var(--text)}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.hidden{display:none!important}
.auth-view{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(135deg,var(--navy),var(--navy2))}
.auth-card{width:min(480px,100%);background:#fff;border-radius:22px;padding:30px;box-shadow:0 28px 80px rgba(0,0,0,.35)}
.logo{display:inline-block;background:#eef4ff;color:var(--navy);font-weight:900;padding:8px 13px;border-radius:999px}
.auth-card h1{margin:18px 0 8px}.auth-card p{color:var(--muted);margin:0 0 20px}
label{display:block;font-weight:700;margin-bottom:14px}
input,select,textarea{width:100%;margin-top:7px;padding:11px 12px;border:1px solid #cfd6df;border-radius:10px;background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid #b8d5ef;border-color:#6da5d1}
.btn{border:0;border-radius:10px;padding:10px 14px;font-weight:800}
.primary{background:var(--gold);color:#171717}
.secondary{background:#eef2f6;color:#344054}
.link-btn{margin-top:14px;border:0;background:none;color:#175cd3;text-decoration:underline}
.topbar{background:linear-gradient(135deg,var(--navy),var(--navy2));color:#fff;padding:18px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.topbar h1{margin:0}.subtle{color:#d9e5ef;font-size:13px;margin-top:5px}
.top-actions{display:flex;gap:8px}
.page{max-width:1400px;margin:auto;padding:22px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:16px}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px}
.stat-card strong{display:block;font-size:30px;color:var(--navy)}.stat-card span{color:var(--muted)}
.panel{background:#fff;border:1px solid var(--line);border-radius:16px}
.toolbar{display:grid;grid-template-columns:1fr 220px auto auto;gap:10px;padding:14px;margin-bottom:16px}
.toolbar input,.toolbar select{margin:0}
.table-panel{overflow:hidden}.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse;min-width:1150px}
th,td{padding:13px 12px;border-bottom:1px solid var(--line);text-align:right;vertical-align:top}
th{background:#f8fafc;color:#475467;font-size:13px}
.badge{display:inline-block;background:#eef4ff;color:#1849a9;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:800}
.row-actions{display:flex;gap:6px;white-space:nowrap}
.small-btn{border:0;border-radius:8px;padding:7px 9px;font-weight:700}
.edit{background:#eef2f6}.delete{background:#fee4e2;color:var(--danger)}.whatsapp{background:#dcfae6;color:var(--ok)}
.loading,.empty{text-align:center;padding:40px;color:var(--muted)}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;padding:18px;z-index:20}
.modal-card{width:min(820px,100%);max-height:92vh;overflow:auto;background:#fff;border-radius:18px}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:18px 20px;border-bottom:1px solid var(--line)}
.modal-head h2{margin:0}.icon-btn{border:0;background:#eef2f6;border-radius:8px;font-size:24px;width:38px;height:38px}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;padding:20px}.full{grid-column:1/-1}
.modal-actions{display:flex;justify-content:flex-end;gap:8px;padding:16px 20px;border-top:1px solid var(--line)}
.toast{position:fixed;left:20px;bottom:20px;z-index:50;background:#101828;color:#fff;padding:12px 16px;border-radius:10px;opacity:0;transform:translateY(15px);pointer-events:none;transition:.2s}
.toast.show{opacity:1;transform:translateY(0)}
@media(max-width:900px){
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .toolbar{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}.full{grid-column:auto}
}