/* MOTOR DE TEMAS Y VARIABLES CSS MODERNAS */
:root {
    --bg-main: #f3f4f6;
    --bg-surface: #ffffff;
    --bg-surface-hover: #f9fafb;
    --bg-input: #ffffff;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --border-color: #e5e7eb;
    --border-input: #d1d5db;
    --brand-primary: #111827;
    --brand-primary-hover: #374151;
    --brand-text: #ffffff;
    --accent: #d11759; /* Magenta profundo del nuevo logo HIROMI */
    --danger: #ef4444;
    --danger-hover: #dc2626;
    --success: #10b981;
    --success-hover: #059669;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    --bg-main: #0f1115;
    --bg-surface: #191c24;
    --bg-surface-hover: #222631;
    --bg-input: #222631;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-muted: #6b7280;
    --border-color: #2e3340;
    --border-input: #374151;
    --brand-primary: #ffffff;
    --brand-primary-hover: #e5e7eb;
    --brand-text: #111827;
    --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.5);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.4);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.5);
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
body { background-color: var(--bg-main); color: var(--text-primary); transition: var(--transition); overflow: hidden; font-size: 14px; }
.hidden { display: none !important; }

h1, h2, h3, h4 { color: var(--text-primary); font-weight: 600; letter-spacing: -0.025em; }
.text-muted { color: var(--text-muted); }
.text-right { text-align: right; }
.font-bold { font-weight: 600; }
.success-text { color: var(--success) !important; }
.danger-text { color: var(--danger) !important; }

.flex-row { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.align-center { align-items: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 16px; }
.flex-1 { flex: 1; }
.flex-wrap { flex-wrap: wrap; }
.mt-2 { margin-top: 8px; } .mt-3 { margin-top: 16px; } .mt-4 { margin-top: 24px; } 
.mb-2 { margin-bottom: 8px; } .mb-4 { margin-bottom: 24px; }
.p-2 { padding: 8px; } .px-2 { padding-left: 8px; padding-right: 8px; }

/* LOGIN */
.login-container { display: flex; align-items: center; justify-content: center; height: 100vh; background: var(--bg-main); }
.login-box { background: var(--bg-surface); padding: 40px; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); width: 100%; max-width: 380px; text-align: center; border: 1px solid var(--border-color); margin: 20px; }
.logo-wrapper { margin-bottom: 10px; }

/* NUEVO LOGO HIROMI CON DEGRADADO Y MÁSCARA */
.login-box h2 { 
    font-size: 38px; 
    font-weight: 800; 
    background: linear-gradient(180deg, #91171f 0%, #d11759 50%, #c193d1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
    display: inline-block;
    letter-spacing: 2px;
}
.brand h1 { 
    font-size: 32px; 
    font-weight: 800; 
    background: linear-gradient(180deg, #91171f 0%, #d11759 50%, #c193d1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
    display: inline-block;
    letter-spacing: 2px;
} 

.login-subtitle { color: var(--text-secondary); font-size: 14px; margin-bottom: 30px; }

/* LAYOUT */
.app-container { display: flex; height: 100vh; }
.sidebar { width: 290px; background-color: var(--bg-surface); border-right: 1px solid var(--border-color); display: flex; flex-direction: column; z-index: 1000; transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1); }
.brand { padding: 35px 24px 25px; }
.nav-menu { flex: 1; padding: 10px 0; overflow-y: auto; display: flex; flex-direction: column; gap: 4px; }
.nav-divider { font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); font-weight: 600; margin: 25px 0 8px 24px; }
.nav-btn { width: calc(100% - 32px); margin: 2px 16px; background: transparent; border: none; padding: 14px 20px; text-align: left; font-size: 15px; color: var(--text-secondary); cursor: pointer; transition: var(--transition); font-weight: 500; border-radius: 8px; }
.nav-btn:hover { background-color: var(--bg-surface-hover); color: var(--text-primary); }
.nav-btn.active { background-color: var(--brand-primary); color: var(--brand-text); box-shadow: 0 4px 10px rgba(0,0,0,0.1); font-weight: 600; }
.sidebar-footer { padding: 20px; border-top: 1px solid var(--border-color); display: flex; flex-direction: column; gap: 10px; }
.caja-status { font-size: 13px; color: var(--text-secondary); text-align: center; margin-bottom: 10px; padding: 10px; background: var(--bg-main); border-radius: var(--radius-sm); }
.caja-status span { color: var(--success); font-weight: bold; }
.main-content { flex: 1; display: flex; flex-direction: column; overflow-y: auto; }
.topbar { background-color: var(--bg-surface); padding: 20px 40px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 5; }
.topbar h2 { font-size: 22px; }
.user-info { display: flex; align-items: center; gap: 20px; }
.date-display { color: var(--text-secondary); font-size: 14px; font-weight: 500; }
.user-chip { display: flex; align-items: center; gap: 10px; background: var(--bg-main); padding: 4px 12px; border-radius: 20px; border: 1px solid var(--border-color); }
.user-chip span { font-size: 14px; font-weight: 600; }
.avatar { background-color: var(--brand-primary); color: var(--brand-text); width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: bold; }
.view { padding: 30px 40px; display: none; animation: fadeIn 0.3s ease; } .view.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }

/* OVERLAY PARA MÓVIL */
.sidebar-overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); z-index: 999; backdrop-filter: blur(2px); transition: opacity 0.3s; opacity: 0; }
.sidebar-overlay.active { display: block; opacity: 1; }

.mobile-only-btn { display: none; background: transparent; border: none; font-size: 26px; cursor: pointer; color: var(--text-primary); padding: 5px; margin-right: 10px; }

/* CARDS & KPIs */
.card-panel { background: var(--bg-surface); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border: 1px solid var(--border-color); padding: 24px; margin-bottom: 24px; }
.panel-header { margin-bottom: 20px; border-bottom: 1px solid var(--border-color); padding-bottom: 15px; }
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; margin-bottom: 30px; }
.kpi-card { background: var(--bg-surface); padding: 24px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border: 1px solid var(--border-color); border-left: 4px solid var(--border-color); transition: var(--transition); }
.kpi-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.border-left-accent { border-left-color: var(--brand-primary); }
.border-left-danger { border-left-color: var(--danger); }
.border-left-success { border-left-color: var(--success); }
.kpi-header { font-size: 13px; color: var(--text-secondary); margin-bottom: 8px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }
.kpi-value { font-size: 32px; font-weight: 700; color: var(--text-primary); letter-spacing: -0.02em; }
.kpi-card small { color: var(--text-muted); font-size: 12px; margin-top: 8px; display: block; }

/* COMPONENTES */
.btn-primary { background-color: var(--brand-primary); color: var(--brand-text); border: none; padding: 10px 20px; border-radius: var(--radius-sm); cursor: pointer; font-size: 14px; font-weight: 600; transition: var(--transition); display: inline-flex; align-items: center; justify-content: center; }
.btn-primary:hover { background-color: var(--brand-primary-hover); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn-secondary { background-color: var(--bg-main); color: var(--text-primary); border: 1px solid var(--border-color); padding: 10px 20px; border-radius: var(--radius-sm); cursor: pointer; font-size: 14px; font-weight: 500; transition: var(--transition); }
.btn-secondary:hover { background-color: var(--bg-surface-hover); border-color: var(--text-muted); }
.btn-danger { background-color: var(--danger); color: white; border: none; padding: 10px 20px; border-radius: var(--radius-sm); cursor: pointer; font-size: 14px; font-weight: 600; transition: var(--transition); }
.btn-danger:hover { background-color: var(--danger-hover); }
.btn-success { background-color: var(--success); color: white; border: none; padding: 10px 20px; border-radius: var(--radius-sm); cursor: pointer; font-size: 14px; font-weight: 600; transition: var(--transition); }
.btn-success:hover { background-color: var(--success-hover); }
.btn-danger-text { background: transparent; color: var(--danger); border: none; font-size: 14px; font-weight: 500; cursor: pointer; }
.btn-danger-text:hover { text-decoration: underline; }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-large { padding: 14px 24px; font-size: 15px; }

.btn-icon { background: transparent; border: none; color: var(--text-secondary); cursor: pointer; padding: 6px; border-radius: 4px; transition: var(--transition); font-size: 16px; }
.btn-icon:hover { background: var(--bg-main); color: var(--text-primary); }
.btn-icon.del:hover { background: rgba(239, 68, 68, 0.1); color: var(--danger); }

.full-width { width: 100%; } .auto-width { width: auto; min-width: 160px; }
.input-modern { padding: 12px 14px; background-color: var(--bg-input); border: 1px solid var(--border-input); border-radius: var(--radius-sm); outline: none; font-size: 14px; color: var(--text-primary); width: 100%; transition: var(--transition); }
.input-modern:focus { border-color: var(--brand-primary); box-shadow: 0 0 0 3px rgba(17, 24, 39, 0.1); }
[data-theme="dark"] .input-modern:focus { box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1); }
.read-only-input { background-color: var(--bg-main) !important; color: var(--text-secondary) !important; cursor: not-allowed; border-color: transparent; font-weight: 600;}

/* TABLAS */
.table-container { overflow-x: auto; width: 100%; }
.modern-table { width: 100%; border-collapse: separate; border-spacing: 0; min-width: 600px; }
.modern-table th, .modern-table td { padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--border-color); font-size: 14px; }
.modern-table th { background-color: var(--bg-main); color: var(--text-secondary); font-weight: 600; text-transform: uppercase; font-size: 12px; letter-spacing: 0.05em; position: sticky; top: 0; z-index: 1; }
.modern-table tbody tr { transition: var(--transition); }
.modern-table tbody tr:hover { background-color: var(--bg-surface-hover); }
.modern-table td { color: var(--text-primary); }
.badge { padding: 6px 12px; border-radius: 20px; font-size: 12px; font-weight: 600; display: inline-block; }
.badge.ok { background-color: rgba(16, 185, 129, 0.1); color: var(--success); } 
.badge.low { background-color: rgba(239, 68, 68, 0.1); color: var(--danger); }

/* GRÁFICA */
.simple-chart { display: flex; align-items: flex-end; height: 250px; gap: 10px; padding-top: 20px; border-bottom: 1px solid var(--border-color); overflow-x: auto; padding-bottom: 5px; min-width: 600px; }
.chart-bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; min-width: 40px; height: 100%; }
.chart-bar { width: 100%; max-width: 40px; background-color: var(--brand-primary); border-radius: 4px 4px 0 0; transition: height 0.8s ease; position: relative; }
[data-theme="dark"] .chart-bar { background-color: var(--accent); }
.chart-label { font-size: 11px; color: var(--text-muted); margin-top: 8px; font-weight: 500; }
.chart-value { font-size: 12px; font-weight: bold; margin-bottom: 6px; color: var(--text-primary); }

/* POS */
.pos-container { display: flex; gap: 24px; height: calc(100vh - 140px); }
.pos-products { flex: 2; display: flex; flex-direction: column; gap: 16px; overflow: hidden; }
.search-wrapper { position: sticky; top: 0; z-index: 2; background: var(--bg-main); padding-bottom: 10px; }
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; overflow-y: auto; padding-right: 5px; padding-bottom: 20px; }
.pos-item { background: var(--bg-surface); padding: 18px; border-radius: var(--radius-md); text-align: center; border: 1px solid var(--border-color); cursor: pointer; transition: var(--transition); display: flex; flex-direction: column; gap: 6px; }
.pos-item:hover { border-color: var(--brand-primary); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.pos-item h4 { font-size: 15px; font-weight: 600;}
.pos-item strong { font-size: 18px; color: var(--brand-primary); margin-top: 4px; font-weight: 700; }
[data-theme="dark"] .pos-item strong { color: var(--success); }

.pos-cart { flex: 1; display: flex; flex-direction: column; min-width: 380px; overflow: hidden; }
.pos-cart h3 { margin-bottom: 16px; font-size: 20px; }
.modern-box { background: var(--bg-main); padding: 16px; border-radius: var(--radius-sm); border: 1px solid var(--border-color); }
.box-label { font-size: 13px; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.05em; }

.cart-list { flex: 1; overflow-y: auto; margin: 16px 0; border-top: 1px solid var(--border-color); padding-top: 10px; }
.cart-item { display: flex; justify-content: space-between; padding: 16px 0; border-bottom: 1px solid var(--border-color); }
.cart-item strong { font-size: 15px; }
.total-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; border-top: 2px solid var(--border-color); padding-top: 16px; }
.total-amount { font-size: 28px; font-weight: 800; color: var(--text-primary); }

/* MODALES */
.modal { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.6); backdrop-filter: blur(4px); display: flex; align-items: center; justify-content: center; z-index: 1000; opacity: 1; transition: opacity 0.3s; padding: 15px; }
.modal.hidden { opacity: 0; pointer-events: none; }
.modal-content { background: var(--bg-surface); width: 100%; max-width: 480px; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); overflow-y: auto; max-height: 95vh; transform: scale(1); transition: transform 0.3s; border: 1px solid var(--border-color); }
.modal.hidden .modal-content { transform: scale(0.95); }
.large-modal { max-width: 750px; }
.border-top-danger { border-top: 4px solid var(--danger); }
.modal-header { padding: 24px; background: var(--bg-main); display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--border-color); position: sticky; top:0; z-index:10;}
.modal-header h3 { font-size: 18px; font-weight: 700; }
.close-modal { background: none; border: none; font-size: 28px; cursor: pointer; color: var(--text-muted); transition: color 0.2s; line-height: 1; }
.close-modal:hover { color: var(--danger); }
.modal-body { padding: 24px; }
.form-group { margin-bottom: 16px; } 
.form-group label { display: block; margin-bottom: 8px; font-size: 14px; font-weight: 500; color: var(--text-secondary); }
.form-group.row { display: flex; gap: 16px; } .form-group.row .col { flex: 1; }

.action-bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; gap: 20px; }

/* TICKET TÉRMICO (PRINT) */
.print-only { display: none; }
@media print {
    body * { visibility: hidden; }
    #print-section, #print-section * { visibility: visible; font-family: 'Courier New', Courier, monospace; color: black !important; }
    #print-section { position: absolute; left: 0; top: 0; width: 80mm; padding: 5mm; display: block; background: white; margin: 0; }
    .ticket { width: 100%; }
    .ticket-brand { text-align: center; font-size: 18px; font-weight: bold; margin-bottom: 2px; letter-spacing: 2px; color: black !important; background: none !important; -webkit-text-fill-color: black !important; }
    .ticket-subtitle { text-align: center; font-size: 12px; margin-bottom: 15px; }
    .ticket-info p { font-size: 11px; margin-bottom: 4px; }
    .ticket-divider { border-top: 1px dashed black; margin: 8px 0; }
    .ticket-table { width: 100%; font-size: 11px; text-align: left; border-collapse: collapse; }
    .ticket-table th { border-bottom: 1px solid black; padding-bottom: 4px; margin-bottom: 4px; }
    .ticket-table td { padding: 4px 0; vertical-align: top; }
    .ticket-total { text-align: right; font-size: 14px; margin-top: 10px; font-weight: bold; }
    .ticket-footer { text-align: center; font-size: 10px; margin-top: 15px; }
}

/* =========================================
   DISEÑO RESPONSIVO (MÓVILES Y TABLETS)
   ========================================= */
@media (max-width: 1024px) {
    .pos-container { flex-direction: column; height: auto; }
    .pos-products { max-height: 50vh; overflow-y: auto; padding-right: 10px; }
    .pos-cart { min-width: 100%; }
}

@media (max-width: 768px) {
    .topbar { padding: 15px 20px; }
    .topbar h2 { font-size: 18px; }
    .desktop-only { display: none !important; }
    .mobile-only-btn { display: block; }
    .view { padding: 20px 15px; }
    
    .sidebar { position: fixed; top: 0; left: 0; height: 100%; transform: translateX(-100%); box-shadow: var(--shadow-lg); }
    .sidebar.open { transform: translateX(0); }
    
    .kpi-grid { grid-template-columns: 1fr; gap: 15px; }
    .responsive-action-bar { flex-direction: column; align-items: stretch; gap: 15px; }
    .responsive-action-bar input, .responsive-action-bar button { width: 100%; max-width: none; }
    
    .reports-filter { flex-direction: column; align-items: stretch; }
    .reports-filter select, .reports-filter input, .reports-filter button { width: 100%; min-width: 100%; }
    
    .form-group.row { flex-direction: column; gap: 10px; }
    .modal-content { padding-bottom: 20px; }
    
    .product-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
    .pos-item h4 { font-size: 14px; }
    .pos-item strong { font-size: 16px; }

    .variant-block.flex-row { flex-direction: column; gap: 8px; padding: 15px 10px !important; }
    .box-label-mobile-hide { display: none; }
}