:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:#17202a;background:#f4f6f8;line-height:1.4}*{box-sizing:border-box}body{margin:0}.topbar{height:64px;background:#111820;color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 28px}.brand{color:#fff;text-decoration:none;font-weight:700;font-size:20px}.userbox{display:flex;gap:18px;align-items:center}.userbox a{color:#fff}.mainnav{background:#fff;border-bottom:1px solid #dfe4e8;padding:0 28px;display:flex;gap:8px}.mainnav a,.mainnav span{display:block;padding:13px 16px;text-decoration:none;color:#24313b}.mainnav a:hover{background:#f1f4f6}.mainnav .disabled{color:#a4adb4}.container{max-width:1420px;margin:0 auto;padding:28px}.footer{text-align:center;padding:24px;color:#7b8790;font-size:13px}.card{background:#fff;border:1px solid #e1e5e8;border-radius:10px;padding:20px;box-shadow:0 1px 2px rgba(0,0,0,.03)}h1{font-size:28px;margin:0 0 5px}h2{font-size:19px}.muted{color:#6e7b85}.page-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.button{display:inline-flex;align-items:center;justify-content:center;border:1px solid #cbd2d8;background:#fff;color:#18242d;border-radius:7px;padding:9px 14px;text-decoration:none;font:inherit;cursor:pointer}.button.primary{background:#1d5d92;border-color:#1d5d92;color:#fff}.disabled-button{cursor:default;color:#7e8992;background:#f5f6f7}.global-search{display:flex;gap:10px;margin:20px 0}.global-search input{flex:1}.stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:20px}.stat{text-decoration:none;color:inherit}.stat span{display:block;color:#667681;font-size:14px}.stat strong{display:block;font-size:30px;margin-top:7px}.filters{display:grid;grid-template-columns:2fr repeat(3,minmax(150px,1fr));gap:14px;margin-bottom:18px}.filters .wide{grid-column:span 1}.filter-actions{display:flex;gap:8px;align-items:end}label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:13px}input,select,textarea{width:100%;border:1px solid #cbd3d9;border-radius:7px;padding:10px 11px;background:#fff;color:#17202a;font:inherit}input:focus,select:focus{outline:2px solid #b6d7f0;border-color:#4385b7}.table-card{padding:0;overflow:hidden}.table-scroll{overflow:auto}table{width:100%;border-collapse:collapse;min-width:900px}th,td{text-align:left;padding:12px 14px;border-bottom:1px solid #edf0f2;vertical-align:middle}th{background:#f8fafb;font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:#63717c}td small{display:block;color:#7b8790;margin-top:3px}.num{text-align:right}.mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.stock{font-weight:700}.stock.zero{color:#a42323}.stock.one{color:#a46400}.badge{display:inline-block;border:1px solid #cdd7df;border-radius:999px;padding:2px 7px;font-size:11px;margin:2px 3px 2px 0}.badge.test{background:#fff5d8;border-color:#e8c869}.muted-badge{background:#f2f3f4;color:#69747d}.empty{text-align:center;color:#78858f;padding:35px}.pagination{display:flex;justify-content:center;align-items:center;gap:14px;padding:18px}.login-card,.setup-card{max-width:520px;margin:55px auto}.login-card form,.setup-card form{display:grid;gap:15px}.alert{padding:12px 14px;border-radius:7px;margin:15px 0}.alert.error{background:#fff0f0;border:1px solid #e5b9b9;color:#852020}.alert.success{background:#edf8ef;border:1px solid #bdd9c2;color:#275f31}.alert.info{background:#eef6fb;border:1px solid #bfd5e5}.status-row{display:flex;justify-content:space-between;border-bottom:1px solid #edf0f2;padding:10px 0}.ok{color:#2b6f39}.bad{color:#9b2828}code{background:#f0f2f4;border-radius:4px;padding:2px 5px}@media(max-width:900px){.container{padding:18px}.stat-grid{grid-template-columns:repeat(2,1fr)}.filters{grid-template-columns:1fr 1fr}.page-title{align-items:flex-start;gap:12px}.mainnav{overflow:auto;padding:0 10px}.topbar{padding:0 16px}}@media(max-width:600px){.stat-grid{grid-template-columns:1fr 1fr}.filters{grid-template-columns:1fr}.global-search{flex-direction:column}.page-title{flex-direction:column}.userbox span{display:none}.container{padding:14px}.card{padding:16px}}
.button-row{display:flex;gap:8px;flex-wrap:wrap}.button.danger{background:#a92b2b;border-color:#a92b2b;color:#fff}.button:disabled{opacity:.5;cursor:not-allowed}.danger-badge{background:#fff0f0;border-color:#e3baba;color:#8d2525}.clickable-row{cursor:pointer}.clickable-row:hover td{background:#f8fbfd}.clickable-row a{color:#185b8e;text-decoration:none}.detail-grid{display:grid;grid-template-columns:1fr 1fr .8fr;gap:18px}.detail-list{display:grid;grid-template-columns:145px 1fr;gap:10px 14px;margin:0}.detail-list dt{color:#687782;font-size:13px}.detail-list dd{margin:0;font-weight:600}.stock-panel{text-align:center}.stock-big{font-size:52px;font-weight:750;line-height:1}.stock-big span{display:block;font-size:13px;font-weight:500;color:#687782;margin-top:8px}.stock-mini{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:22px 0}.stock-mini div{padding:12px;border:1px solid #e5e9ec;border-radius:8px}.stock-mini strong,.stock-mini span{display:block}.stock-mini strong{font-size:24px}.stock-mini span{font-size:12px;color:#6d7982}.section-gap{margin-top:18px}.variant-links{display:flex;gap:10px;flex-wrap:wrap}.variant-chip{display:grid;gap:3px;min-width:160px;border:1px solid #dce2e6;border-radius:8px;padding:10px 12px;text-decoration:none;color:inherit;background:#fbfcfd}.variant-chip:hover{border-color:#87adc9}.variant-chip span{font-size:12px;color:#6e7b85}.variant-chip em{font-size:11px;color:#9b2828}.danger-zone{border-color:#e5c3c3}.danger-zone form{display:flex;align-items:center;gap:10px}.article-form{display:grid;gap:18px}.form-section h2{margin-top:0}.form-section h2 small{font-weight:400;color:#73808a;font-size:13px;margin-left:8px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-grid .span-2{grid-column:span 2}.form-grid label small{font-weight:400;color:#77838c}.field-error{font-style:normal;color:#a42323;font-weight:500}.form-actions{display:flex;justify-content:flex-end;gap:10px}.audit-list{display:grid}.audit-list>div{display:flex;justify-content:space-between;gap:15px;padding:10px 0;border-bottom:1px solid #edf0f2}.audit-list span{color:#6e7b85;font-size:13px}@media(max-width:900px){.detail-grid{grid-template-columns:1fr 1fr}.stock-panel{grid-column:span 2}}@media(max-width:600px){.detail-grid{grid-template-columns:1fr}.stock-panel{grid-column:auto}.form-grid{grid-template-columns:1fr}.form-grid .span-2{grid-column:auto}.detail-list{grid-template-columns:110px 1fr}.audit-list>div{flex-direction:column;gap:3px}}

/* Stock v0.3 */
.small-button{padding:6px 10px;font-size:13px}.stock-operation-layout{display:grid;grid-template-columns:minmax(260px,.75fr) minmax(420px,1.5fr);gap:18px}.stock-summary-card{text-align:center}.operation-card{min-width:0}.operation-tabs{display:flex;gap:6px;flex-wrap:wrap;margin:-4px 0 20px}.operation-tab{padding:8px 11px;border:1px solid #d5dce1;border-radius:7px;text-decoration:none;color:#34424c;background:#f8fafb;font-size:13px}.operation-tab:hover{border-color:#8cb0c9}.operation-tab.active{background:#1d5d92;border-color:#1d5d92;color:#fff}.stock-form{display:grid;gap:16px}.movement-preview{min-height:48px;padding:12px 14px;background:#f7f9fa;border:1px solid #e1e6e9;border-radius:8px;color:#41505b}.movement-preview strong{color:#17202a}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:12px}.compact-table{min-width:760px}.delta{font-weight:700}.delta.positive{color:#276938}.delta.negative{color:#a12b2b}.movement-filters{grid-template-columns:2fr repeat(3,minmax(150px,1fr)) auto}.movement-detail-grid{grid-template-columns:1fr 1fr 1fr}.alert a{color:inherit;font-weight:700}.stock-form textarea{resize:vertical}@media(max-width:950px){.stock-operation-layout{grid-template-columns:1fr}.movement-detail-grid{grid-template-columns:1fr 1fr}.movement-detail-grid>section:last-child{grid-column:span 2}.movement-filters{grid-template-columns:1fr 1fr}}@media(max-width:600px){.operation-tabs{display:grid;grid-template-columns:1fr 1fr}.section-heading{align-items:flex-start;flex-direction:column}.movement-detail-grid{grid-template-columns:1fr}.movement-detail-grid>section:last-child{grid-column:auto}.movement-filters{grid-template-columns:1fr}}

/* Inventario y consultas v0.4 */
.inventory-title{align-items:flex-start}.quick-filters{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 16px}.quick-filter{display:inline-flex;padding:7px 11px;border:1px solid #d6dde2;border-radius:999px;background:#fff;color:#35444f;text-decoration:none;font-size:13px}.quick-filter:hover{border-color:#8db0c8}.quick-filter.active{background:#1d5d92;border-color:#1d5d92;color:#fff}.inventory-filters{grid-template-columns:2fr repeat(4,minmax(140px,1fr))}.inventory-summary-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin:0 0 18px}.inventory-stat{padding:15px 17px}.inventory-stat span{display:block;color:#687782;font-size:12px}.inventory-stat strong{display:block;font-size:26px;margin-top:5px}.inventory-group-table{min-width:620px}.inventory-table{min-width:1180px}.inventory-note{border-style:dashed}.inventory-note h2{margin-top:0}.inventory-note p{margin-bottom:0}.inventory-title .button-row{justify-content:flex-end}
@media(max-width:1100px){.inventory-filters{grid-template-columns:1fr 1fr 1fr}.inventory-summary-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:700px){.inventory-filters{grid-template-columns:1fr 1fr}.inventory-summary-grid{grid-template-columns:repeat(2,1fr)}.inventory-title .button-row{justify-content:flex-start}}
@media(max-width:500px){.inventory-filters{grid-template-columns:1fr}.inventory-summary-grid{grid-template-columns:1fr 1fr}.quick-filters{gap:6px}.quick-filter{font-size:12px}}