:root{
  --bg:#f5f7fb; --card:#ffffff; --text:#1f2937; --muted:#6b7280;
  --primary:#2563eb; --warning:#facc15; --success:#16a34a; --danger:#dc2626;
  --border:#e5e7eb; --shadow:0 12px 30px rgba(15,23,42,.08); --radius:22px;
}
*{box-sizing:border-box} body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--text);background:var(--bg)}
a{text-decoration:none;color:inherit} img{max-width:100%}
input,select,button,textarea{font:inherit}
input,select,textarea{width:100%;padding:14px 16px;border:1px solid var(--border);border-radius:16px;background:#fff}
button{cursor:pointer;border:none}
h1,h2,h3,p{margin-top:0}
.alert{padding:14px 16px;border-radius:16px;margin:0 0 16px}
.alert.success{background:#ecfdf5;color:#166534}
.alert.error{background:#fef2f2;color:#991b1b}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:16px;font-weight:700}
.btn.primary{background:var(--primary);color:#fff}
.btn.secondary{background:#eef2ff;color:#334155}
.btn.danger{background:#fee2e2;color:#991b1b}
.full-btn{width:100%}
.muted{color:var(--muted)}

.kiosk-body{min-height:100vh;background:linear-gradient(180deg,#f59e0b 0,#f59e0b 76px,var(--bg) 76px)}
.kiosk-shell{max-width:480px;margin:0 auto;padding:0 16px 36px}
.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.icon-btn{width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.25);color:#fff;font-size:24px;font-weight:700;display:inline-flex;align-items:center;justify-content:center}
.admin-access-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 16px;border-radius:999px;background:rgba(0,0,0,.18);color:#fff;font-size:15px;font-weight:800;letter-spacing:.2px;white-space:nowrap;box-shadow:0 6px 16px rgba(0,0,0,.12)}
.kiosk-card{--company-bg:#1f4f9f;--company-text:#fff;background:var(--company-bg);border-radius:22px;padding:18px;box-shadow:var(--shadow);color:var(--company-text);margin:20px auto 0;max-width:420px;width:100%}
.company-logo-wrap{text-align:center}
.site-logo-top{max-height:54px;margin:0 auto 14px;display:block;filter:drop-shadow(0 2px 8px rgba(0,0,0,.15))}
.company-banner{width:100%;max-height:94px;object-fit:contain;background:transparent;border-radius:12px;padding:6px}
.company-banner.placeholder{display:flex;align-items:center;justify-content:center;height:94px;font-size:28px;font-weight:800;color:#111827;background:rgba(255,255,255,.92)}
.kiosk-form{display:grid;gap:14px;margin-top:14px}
.kiosk-form select,.kiosk-form input{height:58px;border-radius:16px;font-size:22px;text-align:center;font-weight:700}
.confirm-btn{height:60px;border-radius:16px;background:#facc15;color:#fff;font-size:25px;font-weight:800;text-shadow:0 1px 0 rgba(0,0,0,.25)}
.helper-text{text-align:center;color:#475569;padding:18px 12px 0;font-weight:700;max-width:420px;margin:0 auto}
.modal[hidden]{display:none}
.modal{position:fixed;inset:0;background:rgba(15,23,42,.45);display:flex;align-items:center;justify-content:center;padding:20px}
.modal-card{background:#fff;border-radius:24px;max-width:420px;width:100%;padding:24px;box-shadow:var(--shadow)}
.modal-actions{display:flex;gap:12px;justify-content:flex-end}
.success-body,.install-body,.login-body{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(180deg,#f8fafc,#e2e8f0)}
.success-card,.install-card,.login-card{width:min(100%,540px);background:var(--card);padding:28px;border-radius:24px;box-shadow:var(--shadow);text-align:center}
.success-icon{width:72px;height:72px;border-radius:50%;display:grid;place-items:center;background:#dcfce7;color:#166534;font-size:34px;margin:0 auto 14px}
.folio{font-size:20px}
.login-card{text-align:left;max-width:420px}
.login-logo{max-width:180px;display:block;margin:0 auto 12px}
.login-card h1,.login-card p{text-align:center}
.login-back{display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;color:#334155;font-weight:800}

.admin-body{min-height:100vh}
.admin-layout{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.sidebar{background:#fff;border-right:1px solid var(--border);padding:18px;position:sticky;top:0;height:100vh;overflow:auto}
.sidebar-brand{font-size:24px;font-weight:900;margin-bottom:22px}
.sidebar nav{display:grid;gap:8px}
.sidebar nav a{padding:12px 14px;border-radius:14px;color:#334155;font-weight:700}
.sidebar nav a:hover{background:#eff6ff;color:#1d4ed8}
.admin-main{padding:24px}
.admin-top{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:18px}
.user-chip{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--border);border-radius:999px;padding:8px 14px}
.user-chip img{width:38px;height:38px;border-radius:50%;object-fit:cover}
.cards-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:20px}
.stat-card{background:#fff;border-radius:22px;padding:22px;box-shadow:var(--shadow);display:flex;align-items:flex-start;justify-content:space-between;font-weight:800}
.stat-card strong{font-size:34px}
.stat-card.pending{border-left:8px solid #f59e0b}
.stat-card.sent{border-left:8px solid #16a34a}
.stat-card.failed{border-left:8px solid #dc2626}
.stat-card.cancelled{border-left:8px solid #64748b}
.panel{background:#fff;border-radius:22px;padding:18px;box-shadow:var(--shadow);margin-bottom:18px}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse}
th,td{padding:12px 10px;border-bottom:1px solid var(--border);text-align:left}
.badge{display:inline-flex;padding:8px 12px;border-radius:999px;font-weight:800;font-size:13px}
.badge.pending{background:#fff7ed;color:#9a3412}
.badge.sent{background:#ecfdf5;color:#166534}
.badge.failed{background:#fef2f2;color:#991b1b}
.badge.cancelled{background:#f1f5f9;color:#334155}
.badge.duplicate{background:#f5f3ff;color:#6d28d9}
.filters{display:grid;grid-template-columns:2fr 1fr auto auto;gap:12px}
.cards-list{display:grid;gap:16px}
.recharge-card{background:#fff;border-radius:22px;padding:18px;box-shadow:var(--shadow)}
.recharge-head,.actions-inline,.amount-inline,.company-box{display:flex;gap:12px;justify-content:space-between}
.recharge-head{align-items:center}
.recharge-meta{display:flex;flex-wrap:wrap;gap:14px;color:var(--muted);margin:10px 0 14px}
.update-form label,.grid-form label{display:block;font-size:14px;font-weight:700;color:#475569;margin:0 0 6px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid-form{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;text-align:left}
.grid-form .full{grid-column:1 / -1}
.checkbox-wrap{display:flex;align-items:end}
.company-box{align-items:flex-start}
.company-preview{width:180px;min-height:110px;border-radius:18px;padding:12px;display:grid;place-items:center;font-size:22px;font-weight:800}
.company-preview img{max-height:80px;object-fit:contain}
.company-edit{flex:1}
.amounts-area{margin-top:12px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{display:inline-flex;gap:8px;align-items:center;padding:8px 12px;background:#eff6ff;border-radius:999px;font-weight:700}
.mini-delete{width:22px;height:22px;border-radius:50%;background:#fff;color:#b91c1c;font-weight:800}
.pagination{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}
.pagination a{padding:10px 14px;border-radius:12px;background:#fff;box-shadow:var(--shadow)}
.pagination a.active{background:#2563eb;color:#fff}
.preview-card{text-align:center}
.preview-image{max-height:80px;object-fit:contain}
.preview-image.small{max-height:50px}

@media (max-width: 980px){
  .admin-layout{grid-template-columns:1fr}
  .sidebar{position:relative;height:auto}
  .cards-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .company-box{flex-direction:column}
  .company-preview{width:100%}
}
@media (max-width: 640px){
  .cards-grid,.grid-form,.grid-2,.filters{grid-template-columns:1fr}
  .admin-main{padding:14px}
  .admin-top{flex-direction:column;align-items:flex-start}
  .recharge-head,.actions-inline,.amount-inline{flex-direction:column;align-items:stretch}
  .kiosk-shell{max-width:100%;padding:0 12px 28px}
  .kiosk-card{margin-top:16px;padding:16px;border-radius:20px}
  .kiosk-form select,.kiosk-form input{font-size:20px;height:56px}
  .confirm-btn{font-size:21px;height:58px}
  .site-logo-top{max-height:48px}
  .company-banner{max-height:82px}
  .admin-access-btn{padding:0 12px;font-size:14px}
  .sidebar{padding:14px}
  .sidebar-brand{font-size:20px}
}