/* ============================================================
   Inventario de las gavetas y cajas del taller
   Creado por: DeepSeek v4 pro – 31/07/2026
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
    --primary: #2563eb; --primary-dark: #1d4ed8; --primary-light: #dbeafe;
    --danger: #dc2626; --warning: #f59e0b; --success: #16a34a;
    --gray-50: #f9fafb; --gray-100: #f3f4f6; --gray-200: #e5e7eb;
    --gray-300: #d1d5db; --gray-400: #9ca3af; --gray-500: #6b7280;
    --gray-600: #4b5563; --gray-700: #374151; --gray-800: #1f2937; --gray-900: #111827;
    --radius: 10px; --radius-sm: 6px;
    --shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
}
body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--gray-50); color: var(--gray-800); line-height: 1.6;
    min-height: 100vh; display: flex; flex-direction: column;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
.app-header { background: #fff; border-bottom: 1px solid var(--gray-200); box-shadow: var(--shadow); position: sticky; top: 0; z-index: 100; }
.header-bar { display: flex; justify-content: space-between; align-items: center; padding: 6px 20px; background: var(--gray-800); color: #fff; font-size: .8rem; }
.header-ext-link { color: #93c5fd; display: inline-flex; align-items: center; gap: 5px; font-weight: 500; transition: color .2s; }
.header-ext-link:hover { color: #bfdbfe; text-decoration: none; }
.header-badge { opacity: .85; font-size: .75rem; }
.header-main { display: flex; justify-content: space-between; align-items: center; padding: 12px 20px; flex-wrap: wrap; gap: 10px; }
.app-title { font-size: 1.25rem; font-weight: 700; display: flex; align-items: center; gap: 8px; color: var(--gray-900); }
.header-nav { display: flex; gap: 6px; }
.nav-link { padding: 7px 16px; border-radius: var(--radius-sm); font-weight: 500; font-size: .9rem; color: var(--gray-600); transition: all .2s; }
.nav-link:hover { background: var(--gray-100); color: var(--gray-900); text-decoration: none; }
.app-main { flex: 1; padding: 24px 20px; max-width: 1300px; margin: 0 auto; width: 100%; }
.app-footer { text-align: center; padding: 16px 20px; font-size: .8rem; color: var(--gray-500); border-top: 1px solid var(--gray-200); background: #fff; }
.footer-ai { font-size: .75rem; opacity: .7; margin-top: 2px; }
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 9px 18px; border-radius: var(--radius-sm); font-weight: 500; font-size: .9rem; cursor: pointer; border: none; transition: all .2s; font-family: inherit; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-outline { background: #fff; color: var(--gray-700); border: 1px solid var(--gray-300); }
.btn-outline:hover { background: var(--gray-50); border-color: var(--gray-400); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #b91c1c; }
.btn-sm { padding: 5px 12px; font-size: .8rem; }
.btn-back { margin-bottom: 16px; }
#toggleLockBtn.active { background: #fef2f2; border-color: #fca5a5; color: var(--danger); }
.hero { text-align: center; margin-bottom: 28px; }
.hero h2 { font-size: 1.4rem; font-weight: 600; color: var(--gray-700); margin-bottom: 14px; }
.search-form-inline { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.search-input-inline { padding: 9px 14px; border: 1px solid var(--gray-300); border-radius: var(--radius-sm); font-size: .9rem; width: 280px; max-width: 100%; font-family: inherit; }
.cabinets-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.cabinet-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 18px; display: flex; flex-direction: column; gap: 8px; text-decoration: none; color: inherit; transition: all .2s; box-shadow: var(--shadow); }
.cabinet-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--primary); text-decoration: none; }
.card-top { display: flex; justify-content: space-between; align-items: center; }
.card-letter { font-size: 2rem; font-weight: 800; color: var(--primary); line-height: 1; }
.card-size { font-size: .85rem; color: var(--gray-500); background: var(--gray-100); padding: 3px 8px; border-radius: 12px; }
.cabinet-card h3 { font-size: 1rem; font-weight: 600; }
.card-stats { display: flex; gap: 12px; font-size: .8rem; color: var(--gray-500); flex-wrap: wrap; }
.card-stats .locked { color: var(--danger); font-weight: 500; }
.progress-bar { height: 6px; background: var(--gray-200); border-radius: 3px; overflow: hidden; }
.progress-bar div { height: 100%; background: var(--primary); border-radius: 3px; transition: width .3s; }
.pct-label { font-size: .75rem; color: var(--gray-400); }
.search-page { max-width: 960px; }
.search-form-big { margin-bottom: 20px; }
.search-wrap { display: flex; gap: 10px; align-items: center; background: #fff; border: 2px solid var(--gray-300); border-radius: var(--radius); padding: 4px 4px 4px 16px; transition: border-color .2s; }
.search-wrap:focus-within { border-color: var(--primary); }
.search-input { flex: 1; border: none; padding: 10px 0; font-size: 1rem; outline: none; font-family: inherit; }
.search-results h2 { font-size: 1.1rem; margin-bottom: 12px; }
.search-results .count { font-weight: 400; color: var(--gray-500); }
.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.data-table th { background: var(--gray-100); padding: 10px 12px; text-align: left; font-size: .8rem; font-weight: 600; color: var(--gray-600); }
.data-table td { padding: 10px 12px; border-top: 1px solid var(--gray-100); font-size: .88rem; }
.data-table .tc { text-align: center; }
.row-locked { background: #fef2f2; }
.empty { text-align: center; padding: 30px; color: var(--gray-500); }
.cabinet-page { max-width: 1200px; }
.top-bar { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; margin-bottom: 16px; }
.cab-info { display: flex; align-items: center; gap: 12px; }
.badge-letter { font-size: 2.5rem; font-weight: 800; color: var(--primary); background: var(--primary-light); width: 60px; height: 60px; display: flex; align-items: center; justify-content: center; border-radius: var(--radius); }
.cab-info h2 { font-size: 1.3rem; }
.dim { font-size: .85rem; color: var(--gray-500); }
.legend { display: flex; gap: 16px; margin-bottom: 14px; flex-wrap: wrap; }
.legend-item { display: flex; align-items: center; gap: 6px; font-size: .8rem; color: var(--gray-600); }
.dot { width: 12px; height: 12px; border-radius: 3px; border: 1px solid var(--gray-300); }
.dot-empty { background: #fff; }
.dot-filled { background: var(--primary); border-color: var(--primary); }
.dot-locked { background: #fecaca; border-color: var(--danger); }
.drawer-grid { display: grid; grid-template-columns: 50px repeat(var(--cols), 1fr); gap: 4px; margin-bottom: 24px; }
.grid-header-corner { background: var(--gray-200); border-radius: var(--radius-sm); }
.grid-col-header, .grid-row-header { background: var(--gray-200); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .8rem; color: var(--gray-600); border-radius: var(--radius-sm); min-height: 32px; }
.drawer-cell { background: #fff; border: 2px solid var(--gray-200); border-radius: var(--radius-sm); min-height: 52px; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: all .15s; position: relative; font-size: .75rem; font-weight: 500; user-select: none; flex-direction: column; gap: 2px; }
.drawer-cell:hover { border-color: var(--primary); transform: scale(1.03); z-index: 2; }
.drawer-cell.empty { background: #fafafa; }
.drawer-cell.filled { background: #dbeafe; border-color: #93c5fd; }
.drawer-cell.locked { background: #fef2f2; border-color: #fca5a5; }
.drawer-cell.highlighted { box-shadow: 0 0 0 3px var(--warning); z-index: 3; animation: pulse 1.5s infinite; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 3px var(--warning); } 50% { box-shadow: 0 0 0 6px rgba(245,158,11,.4); } }
.cell-label { font-size: .7rem; color: var(--gray-500); }
.cell-lock { font-size: .9rem; }
.cell-count { background: var(--primary); color: #fff; font-size: .65rem; padding: 1px 6px; border-radius: 10px; font-weight: 700; }
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.45); display: flex; align-items: center; justify-content: center; z-index: 200; padding: 20px; backdrop-filter: blur(2px); }
.modal-content { background: #fff; border-radius: var(--radius); width: 100%; max-width: 620px; max-height: 85vh; overflow-y: auto; box-shadow: 0 20px 60px rgba(0,0,0,.2); }
.modal-sm { max-width: 500px; }
.modal-header { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--gray-200); position: sticky; top: 0; background: #fff; z-index: 5; border-radius: var(--radius) var(--radius) 0 0; }
.modal-header h3 { font-size: 1.1rem; }
.modal-close { background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--gray-500); line-height: 1; padding: 0 4px; }
.modal-close:hover { color: var(--gray-900); }
.modal-body { padding: 20px; }
.alert { padding: 10px 14px; border-radius: var(--radius-sm); font-size: .85rem; margin-bottom: 14px; }
.alert-warning { background: #fffbeb; border: 1px solid #fde68a; color: #92400e; }
.component-form h4 { margin-bottom: 12px; font-size: .95rem; color: var(--gray-700); }
.form-row { display: flex; gap: 12px; }
.form-group { flex: 1; margin-bottom: 12px; }
.form-group-sm { flex: 0 0 100px; }
.form-group label { display: block; font-size: .8rem; font-weight: 600; color: var(--gray-600); margin-bottom: 4px; }
.form-group input, .form-group textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--gray-300); border-radius: var(--radius-sm); font-size: .88rem; font-family: inherit; transition: border-color .2s; }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); }
.form-actions { display: flex; gap: 10px; justify-content: space-between; margin-top: 8px; }
.components-list-section { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--gray-200); }
.components-list-section h4 { margin-bottom: 10px; font-size: .95rem; color: var(--gray-700); }
.comp-item { background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius-sm); padding: 10px 14px; margin-bottom: 8px; }
.comp-main { display: flex; justify-content: space-between; align-items: center; }
.comp-qty { background: var(--primary-light); color: var(--primary); font-weight: 700; padding: 1px 8px; border-radius: 10px; font-size: .8rem; }
.comp-desc { font-size: .82rem; color: var(--gray-600); margin-top: 3px; }
.comp-notas { font-size: .8rem; color: var(--gray-500); font-style: italic; margin-top: 3px; }
.comp-edit-btn { margin-top: 6px; }
.loading, .empty-msg, .error { color: var(--gray-500); font-size: .85rem; padding: 10px 0; }

@media (max-width: 768px) {
    .app-main { padding: 16px 12px; }
    .header-main { flex-direction: column; align-items: flex-start; }
    .app-title { font-size: 1.1rem; }
    .cabinets-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; }
    .cabinet-card { padding: 14px; }
    .card-letter { font-size: 1.5rem; }
    .badge-letter { font-size: 2rem; width: 48px; height: 48px; }
    .top-bar { flex-direction: column; align-items: flex-start; }
    .drawer-grid { grid-template-columns: 36px repeat(var(--cols), 1fr); gap: 3px; }
    .drawer-cell { min-height: 38px; }
    .cell-label { font-size: .62rem; }
    .form-row { flex-direction: column; }
    .form-group-sm { flex: 1; }
    .data-table th, .data-table td { padding: 8px 6px; font-size: .78rem; }
    .search-wrap { flex-wrap: wrap; }
    .search-wrap .btn { width: 100%; justify-content: center; }
}
@media (max-width: 480px) {
    .cabinets-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .drawer-grid { grid-template-columns: 28px repeat(var(--cols), 1fr); gap: 2px; }
    .drawer-cell { min-height: 30px; }
    .cell-label { font-size: .55rem; }
    .modal-content { max-width: 95vw; }
}