:root{
  --primary:#d31f2b;
  --primary-dark:#8f111b;
  --ink:#16191e;
  --muted:#6f7580;
  --line:#d2d5da;
  --soft:#f4f5f7;
  --danger:#b42318;
  --warn:#b54708;
  --ok:#087443;
  --card:#fff;
  --shadow:0 16px 40px rgba(18,18,18,.10);
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);background:#eceef1}
button,input,select,textarea{font:inherit}
.hidden{display:none!important}
.toast{position:fixed;right:18px;top:18px;z-index:999999;display:grid;gap:8px}
.toast div{background:#102a43;color:white;padding:12px 14px;border-radius:8px;box-shadow:var(--shadow);max-width:360px}
.toast .error{background:var(--danger)}
.btn,.icon-btn{border:1px solid var(--line);background:white;color:var(--ink);min-height:40px;border-radius:8px;padding:9px 13px;font-weight:700;cursor:pointer}
.btn.primary{background:var(--primary);border-color:var(--primary);color:white}
.btn.dark{background:#1f2937;color:white;border-color:#1f2937}
.btn.danger{background:var(--danger);color:white;border-color:var(--danger)}
.btn.full{width:100%}
.btn.small{min-height:32px;padding:6px 10px;font-size:13px}
.icon-btn{width:42px;padding:0;font-size:20px}
.login-screen{min-height:100vh;display:grid;grid-template-columns:minmax(320px,1fr) minmax(320px,480px)}
.login-art{background:linear-gradient(140deg,#171a20 0%,#2a2f36 54%,#9e111c 100%);color:white;display:flex;flex-direction:column;justify-content:center;padding:10vw;position:relative;overflow:hidden}
.login-art::after{content:'';position:absolute;left:12%;bottom:16%;width:58%;height:12px;background:#d31f2b;transform:skewX(-28deg) rotate(-9deg);box-shadow:0 0 28px rgba(211,31,43,.45)}
.login-art h1{font-size:clamp(42px,7vw,86px);line-height:.95;margin:12px 0;letter-spacing:0}
.login-panel{display:grid;place-items:center;padding:28px;background:#fff}
.login-card{width:min(390px,100%);display:grid;gap:15px}
.brand-mark{display:inline-grid;place-items:center;width:42px;height:42px;background:#d31f2b;color:#fff;border-radius:8px;font-weight:900}
.brand-mark.large{width:76px;height:76px;font-size:28px}
.brand-logo{width:210px;max-width:100%;height:58px;object-fit:contain;object-position:left center;border-radius:4px}
.brand-logo.large{width:min(430px,88vw);height:auto;max-height:132px;margin-bottom:10px;filter:drop-shadow(0 12px 22px rgba(0,0,0,.42))}
.brand-mobile{display:flex;gap:10px;align-items:center;font-weight:900}
.eyebrow{font-size:12px;font-weight:900;color:var(--primary);letter-spacing:.08em;text-transform:uppercase;margin:0 0 4px}
.muted{color:var(--muted)}
label{display:grid;gap:6px;font-weight:700}
input,select,textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:10px 11px;background:white;min-height:42px}
textarea{min-height:86px;resize:vertical}
.app-shell{display:grid;grid-template-columns:276px minmax(0,1fr);min-height:100vh}
.sidebar{background:#15181d;color:white;display:flex;flex-direction:column;min-height:100vh;position:sticky;top:0}
.brand{display:flex;gap:12px;align-items:center;padding:20px;font-size:18px;border-bottom:1px solid rgba(255,255,255,.08)}
.sidebar nav{display:grid;gap:4px;padding:0 12px 12px;overflow:auto}
.sidebar nav button{border:0;background:transparent;color:#dbeafe;text-align:left;border-radius:8px;padding:12px;font-weight:800;cursor:pointer}
.sidebar nav button.active,.sidebar nav button:hover{background:rgba(255,255,255,.11);color:#fff}
.sidebar-footer{margin-top:auto;padding:14px;display:grid;grid-template-columns:42px minmax(0,1fr) 42px;gap:10px;align-items:center;border-top:1px solid rgba(255,255,255,.12)}
.avatar{width:42px;height:42px;border-radius:8px;background:#d31f2b;color:#fff;display:grid;place-items:center;font-weight:900}
.sidebar-footer small{display:block;color:#b6c7d3}
.main{min-width:0}
.topbar{height:auto;min-height:76px;background:#fff;border-bottom:1px solid var(--line);display:flex;gap:14px;align-items:center;justify-content:space-between;padding:12px 20px;position:sticky;top:0;z-index:10}
.topbar h1{margin:0;font-size:26px}
.top-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.status-chip,.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;background:#f3f4f6;color:#1f2937;padding:7px 10px;font-weight:800;font-size:13px}
.badge.warn{background:#fff4e5;color:var(--warn)} .badge.danger{background:#fee4e2;color:var(--danger)} .badge.ok{background:#dcfae6;color:var(--ok)}
.content{padding:20px;display:grid;gap:18px}
.grid{display:grid;gap:14px}.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.panel,.metric,.table-wrap{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow)}
.panel{padding:16px}.panel-head,.view-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px}
.metric{padding:16px}.metric strong{font-size:30px;display:block}.metric span{color:var(--muted);font-weight:700}
.toolbar{display:flex;gap:9px;align-items:center;flex-wrap:wrap}.toolbar input,.toolbar select{max-width:240px}
table{width:100%;border-collapse:collapse} th,td{padding:11px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top} th{font-size:12px;text-transform:uppercase;color:#475467;background:#f8fafc}
.table-wrap{overflow:auto}
.empty,.loading{padding:24px;text-align:center;color:var(--muted)}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.span-2{grid-column:span 2}.check{display:flex;gap:8px;align-items:center}.check input{width:auto;min-height:auto}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:14px}
dialog{border:0;padding:0;background:transparent;width:min(880px,calc(100vw - 24px))}
dialog::backdrop{background:rgba(15,23,42,.55)}
.modal-card{background:white;border-radius:8px;box-shadow:var(--shadow);max-height:86vh;overflow:auto}
.modal-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;padding:16px;border-bottom:1px solid var(--line)}
#modal-body{padding:16px}
.pos-layout{display:grid;grid-template-columns:minmax(360px,0.9fr) minmax(500px,1.1fr);gap:16px;align-items:start}
.scan-box{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px}
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(145px,1fr));gap:10px}
.product-tile{background:white;border:1px solid var(--line);border-radius:8px;padding:10px;text-align:left;display:grid;gap:8px;min-height:132px}
.product-tile img{width:100%;aspect-ratio:1.6;object-fit:cover;border-radius:6px;background:#e5e7eb}
.cart-line{display:grid;grid-template-columns:minmax(0,1fr) 140px 42px;gap:10px;align-items:center;border-bottom:1px solid var(--line);padding:10px 0}
.cart-line strong{display:block}.qty-box{display:grid;grid-template-columns:34px minmax(58px,1fr) 34px;gap:4px}.qty-box button{min-width:34px}.qty-box input{text-align:center;padding-left:6px;padding-right:6px}
.totals{display:grid;gap:6px;margin-top:12px}.totals div{display:flex;justify-content:space-between}.totals .grand{font-size:24px;font-weight:900;border-top:1px solid var(--line);padding-top:8px}
.pay-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.alert-list{display:grid;gap:8px}.alert-item{padding:10px;border:1px solid var(--line);border-left:5px solid var(--warn);border-radius:8px;background:white}
.kbd{border:1px solid var(--line);background:#f8fafc;border-radius:6px;padding:2px 6px;font-weight:800}
@media (max-width:1250px){.pos-layout{grid-template-columns:1fr}.grid.cols-4{grid-template-columns:repeat(2,minmax(0,1fr))}.pay-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:820px){
  .login-screen{grid-template-columns:1fr}.login-art{display:none}
  .app-shell{grid-template-columns:1fr}.sidebar{position:fixed;inset:0 auto 0 0;width:min(310px,88vw);z-index:30;transform:translateX(-105%);transition:.18s}.sidebar.open{transform:none}
  .topbar{align-items:flex-start}.content{padding:12px}.grid.cols-2,.grid.cols-3,.grid.cols-4,.form-grid{grid-template-columns:1fr}.span-2{grid-column:auto}
  .panel-head,.view-head{display:grid}.toolbar input,.toolbar select{max-width:none}.top-actions{justify-content:flex-end}
}
.product-thumb{width:54px;height:54px;object-fit:cover;border-radius:8px;background:#e5e7eb;border:1px solid var(--line)}
.product-form-head{display:grid;grid-template-columns:130px minmax(0,1fr);gap:14px;align-items:start;padding:12px;border:1px solid var(--line);border-radius:8px;background:#f8fafc}
.product-preview{width:130px;height:130px;object-fit:cover;border-radius:8px;background:#e5e7eb;border:1px solid var(--line)}
.form-grid.compact{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.inline-field{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;align-items:center}
@media (max-width:820px){.product-form-head{grid-template-columns:1fr}.product-preview{width:100%;height:auto;aspect-ratio:1.4}.form-grid.compact{grid-template-columns:1fr}.inline-field{grid-template-columns:1fr}.pay-grid{grid-template-columns:1fr}.cart-line{grid-template-columns:1fr auto}.cart-line .qty-box{grid-column:1 / -1}}

.modal-card{position:relative}
.modal-toast{position:absolute;right:18px;top:18px;z-index:1000000;max-width:min(420px,calc(100% - 36px));pointer-events:none}
.modal-toast div{pointer-events:auto}
input:invalid{border-color:var(--danger)}

/* Ajustes POS: carrito más amplio y bloque de pagos por método */
.pos-layout{grid-template-columns:minmax(320px,0.75fr) minmax(560px,1.25fr)}
.payment-box{display:grid;gap:8px;margin-top:12px;padding:10px;border:1px solid var(--line);border-radius:8px;background:#f8fafc}
.payment-box .pay-grid{margin-top:0}
.product-tile small{color:var(--muted);font-size:11px;line-height:1.2}
@media (min-width:1400px){.pos-layout{grid-template-columns:minmax(360px,0.7fr) minmax(680px,1.3fr)}}

/* Modal de venta realizada */
.sale-success{display:flex;gap:14px;align-items:center;padding:14px;border:1px solid var(--line);border-radius:8px;background:#f0fdf4;margin-bottom:14px}
.success-icon{width:52px;height:52px;border-radius:999px;background:var(--ok);color:white;display:grid;place-items:center;font-size:30px;font-weight:900;flex:0 0 auto}
.sale-success h2{margin:0 0 4px}.sale-success p{margin:0}.sale-summary-grid{margin:12px 0 16px}
@media (max-width:820px){.sale-success{align-items:flex-start}.sale-summary-grid{grid-template-columns:1fr!important}}

/* Ajustes POS: monto recibido y cambio visible */
.change-line strong { font-size: 1.25rem; }
.payment-box #amount-received { font-weight: 800; }
.product-alerts { display: flex; flex-wrap: wrap; gap: 6px; }
.badge.ok { background: rgba(22, 163, 74, .14); color: #15803d; border: 1px solid rgba(22, 163, 74, .25); }


/* Mejoras visuales de control de caja */
.cash-panel-head{align-items:center;margin-bottom:18px}
.cash-actions{justify-content:flex-end;margin-left:auto}
.cash-actions .btn{min-width:165px}
.cash-metrics{margin-top:6px}
.cash-open-form{margin-top:6px}
.cash-open-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:8px}
.badge.muted-badge{background:#eef2f6;color:#475467;border:1px solid var(--line)}
@media (max-width:820px){.cash-panel-head{align-items:stretch}.cash-actions{justify-content:stretch;margin-left:0}.cash-actions .btn{width:100%;min-width:0}.cash-open-actions{justify-content:stretch}.cash-open-actions .btn{width:100%}}

/* Ajustes configuración - logotipo */
.settings-logo-preview{display:flex;align-items:center;gap:16px;margin:12px 0 18px;padding:14px;border:1px solid var(--border);border-radius:16px;background:#fff}
.settings-logo-preview img{max-width:180px;max-height:90px;object-fit:contain;border-radius:10px;background:#f8fafc;padding:8px}
.file-label{display:inline-flex;align-items:center;gap:10px;font-weight:800;color:var(--ink)}
.file-label input{max-width:320px}

.cash-close-summary{display:grid;grid-template-columns:repeat(5,minmax(140px,1fr));gap:12px;margin-bottom:10px}
.summary-card{border:1px solid var(--line);border-radius:14px;padding:14px;background:#fff;box-shadow:0 8px 24px rgba(15,23,42,.06)}
.summary-card span{display:block;color:var(--muted);font-weight:800;font-size:.84rem;margin-bottom:8px}
.summary-card strong{font-size:1.28rem;color:var(--ink)}
.summary-card.highlight{background:rgba(185,28,28,.08);border-color:rgba(185,28,28,.22)}
.summary-card.highlight strong{color:var(--primary)}
.modal-section-title{margin:6px 0 10px;font-size:1.05rem}
.cash-close-note{border:1px dashed var(--line);border-radius:12px;padding:12px;color:var(--muted);background:#f8fafc;font-weight:700}
.cash-close-count-grid{display:grid;grid-template-columns:repeat(3,minmax(180px,1fr));gap:14px;margin-top:4px}
.cash-close-count-grid input[readonly],#cash-close-total,#cash-close-difference{font-weight:900;color:var(--ink);background:#f8fafc}
.cash-close-count-grid label{font-weight:900}

.cash-close-form .table-wrap{max-height:280px;overflow:auto}
#cash-close-difference{font-weight:900;color:var(--ink);background:#f8fafc}
@media(max-width:1100px){.cash-close-summary{grid-template-columns:repeat(2,minmax(0,1fr))}.summary-card.highlight{grid-column:1/-1}}
@media(max-width:640px){.cash-close-summary{grid-template-columns:1fr}.cash-close-count-grid{grid-template-columns:1fr}.cash-close-form .table-wrap{font-size:.9rem}}
.settings-logo-preview small{display:block;color:var(--muted);font-weight:700;margin-top:4px;word-break:break-all}
.settings-logo-preview.logo-broken img{display:none}
.settings-logo-preview.logo-broken::before{content:'No se pudo mostrar el logotipo. Verifica permisos de assets/uploads/logos.';color:#d31f2b;font-weight:900}
.empty.danger{border-color:#fecaca;background:#fff1f2;color:#991b1b}

.alert-box{border:1px solid var(--line);border-radius:18px;padding:14px 16px;margin:0 0 14px;font-weight:800;background:#f8fafc;color:var(--ink)}
.alert-box.danger{border-color:#fecaca;background:#fff1f2;color:#991b1b}
.alert-box.warn{border-color:#fde68a;background:#fffbeb;color:#92400e}
.pos-alert{box-shadow:0 10px 24px rgba(16,24,40,.08)}
button:disabled{opacity:.58;cursor:not-allowed}

.notice {
  padding: 12px 14px;
  border: 1px dashed var(--border);
  border-radius: 14px;
  color: var(--muted);
  background: rgba(185, 28, 28, .06);
  font-weight: 700;
}

/* Validaciones de formularios */
.field-invalid {
  border-color: #b42318 !important;
  box-shadow: 0 0 0 3px rgba(180, 35, 24, .12) !important;
  background: #fff7f7 !important;
}
label:has(.field-invalid) {
  color: #7a271a;
}

/* Mejoras de filtros, dashboard gerencial y auditoría */
.filter-bar{gap:10px;align-items:end;flex-wrap:wrap;margin:12px 0 16px}.filter-bar label{display:flex;flex-direction:column;gap:4px;min-width:160px}.filter-bar input,.filter-bar select{min-height:38px}.mini-chart{display:grid;gap:10px;margin-top:12px}.mini-bar-row{display:grid;grid-template-columns:70px 1fr minmax(90px,auto);gap:10px;align-items:center;font-size:.88rem}.mini-bar-row span{color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mini-bar{height:12px;border-radius:999px;background:rgba(185,28,28,.12);overflow:hidden}.mini-bar i{display:block;height:100%;border-radius:999px;background:var(--primary)}.mini-bar-row strong{text-align:right;font-size:.82rem}.decision-list{display:grid;gap:12px}.decision-list div{border:1px solid var(--line);border-radius:14px;padding:12px;background:var(--soft)}.decision-list strong{display:block;margin-bottom:4px}.decision-list span{color:var(--muted);font-size:.9rem}.badge.warn{background:#fef3c7;color:#92400e}.badge.ok{background:#dcfce7;color:#166534}.badge.danger{background:#fee2e2;color:#991b1b}.badge.muted-badge{background:#e5e7eb;color:#374151}@media(max-width:760px){.mini-bar-row{grid-template-columns:54px 1fr}.mini-bar-row strong{grid-column:2;text-align:left}.filter-bar label{width:100%}}

.purchase-total-box {
  display: flex;
  flex-direction: column;
  gap: .25rem;
  padding: 1rem;
  border: 1px solid var(--border, #e5e7eb);
  border-radius: 14px;
  background: rgba(15, 23, 42, .04);
  margin: .75rem 0;
}
.purchase-total-box span { font-size: .85rem; color: var(--muted, #64748b); }
.purchase-total-box strong { font-size: 1.6rem; }
.purchase-total-box small { color: var(--muted, #64748b); }
.line-total-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  padding-top: .35rem;
  border-top: 1px dashed var(--border, #e5e7eb);
}
.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: .75rem;
  margin-bottom: 1rem;
}
.detail-grid > div {
  border: 1px solid var(--border, #e5e7eb);
  border-radius: 12px;
  padding: .75rem;
  background: rgba(15, 23, 42, .03);
}
.detail-grid span {
  display:block;
  font-size: .78rem;
  color: var(--muted, #64748b);
  margin-bottom:.25rem;
}
.detail-grid strong { font-size: .95rem; }

/* Paginación de tablas */
.table-block{display:flex;flex-direction:column;gap:10px}
.table-controls{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:4px 0 8px}
.table-size-control,.table-page-control{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:.9rem}
.table-size-control select{min-width:78px;padding:7px 10px;border:1px solid var(--border);border-radius:10px;background:var(--card);color:var(--ink)}
.table-page-control [data-page-info]{min-width:140px;text-align:center;color:var(--muted)}
@media (max-width: 720px){.table-controls{align-items:flex-start}.table-page-control{width:100%;justify-content:space-between}.table-page-control [data-page-info]{min-width:auto}}

/* Métodos de pago tipo botones para POS touch */
.payment-method-group{display:grid;gap:8px}
.field-title{font-weight:800;color:var(--ink);display:block}
.payment-method-buttons{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}
.pay-method-btn{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:12px;padding:12px 10px;font-weight:800;cursor:pointer;box-shadow:0 4px 12px rgba(15,23,42,.06);transition:.15s ease;min-height:48px}
.pay-method-btn:hover{border-color:var(--primary);transform:translateY(-1px)}
.pay-method-btn.active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(185,28,28,.22)}
@media (max-width:1100px){.payment-method-buttons{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:720px){.payment-method-buttons{grid-template-columns:repeat(2,minmax(0,1fr))}.pay-method-btn{min-height:52px}}

/* Compatibilidad de imágenes de productos en POS e inventario */
.product-tile img,.product-thumb,.product-preview{display:block;background:#eef2f6;background-image:linear-gradient(135deg,#eef2f6,#e5e7eb);}
.product-tile img.image-fallback,.product-thumb.image-fallback,.product-preview.image-fallback{object-fit:contain;padding:8px;background:#f3f6f8;}
.product-tile{overflow:hidden;}
.pos-meta-grid{margin:10px 0}
.payroll-preview{margin-top:4px}
.payroll-preview .metric strong{font-size:22px}
.role-permissions-form{display:grid;gap:12px}
.role-permission-actions{justify-content:flex-end}
.permission-group{border:1px solid var(--line);border-radius:8px;background:#fff;overflow:hidden}
.permission-group-head{display:flex;justify-content:space-between;gap:12px;padding:10px 12px;background:#f8fafc;border-bottom:1px solid var(--line)}
.permission-group-head small{color:var(--muted);font-weight:800}
.permission-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;padding:12px}
.permission-check{align-items:flex-start;border:1px solid var(--line);border-radius:8px;padding:9px;background:var(--soft)}
.permission-check span{display:grid;gap:2px}
.permission-check small{color:var(--muted);font-weight:700}
@media(max-width:820px){.pos-meta-grid{grid-template-columns:1fr!important}}
@media(max-width:820px){.permission-grid{grid-template-columns:1fr}}