:root{--bg:#f4f6f8;--panel:#fff;--line:#d4d8dc;--text:#15191d;--muted:#687078;--nav:#111820;--accent:#146c94;--good:#0070c0;--retake:#ffc000;--missing:#ff0000;--stand:#3b7d23;--component-empty:#f2aa84}
*{box-sizing:border-box}html,body{height:100%}body{margin:0;background:var(--bg);font-family:Arial,Helvetica,sans-serif;color:var(--text);font-size:14px;display:flex;flex-direction:column;min-height:100vh;overflow:hidden}.topbar{height:52px;flex:0 0 52px;background:var(--nav);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 18px}.brand{font-size:18px;font-weight:700}.brand span{font-size:12px;font-weight:400;color:#aeb8c1;margin-left:8px}.topbar a{color:#fff}.tabs{display:flex;flex:0 0 auto;gap:0;background:#fff;border-bottom:1px solid var(--line);overflow-x:auto;white-space:nowrap}.tabs a{padding:12px 14px;text-decoration:none;color:#39434c;border-right:1px solid #eef0f2}.tabs a.active{background:#e9f1f6;color:#0b5d85;font-weight:700;border-bottom:3px solid #0b6e9e}.main{padding:14px;flex:1 1 auto;min-height:0;overflow:auto}.tab-collection .main{display:flex;flex-direction:column;overflow:hidden}.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:18px;box-shadow:0 1px 2px rgba(0,0,0,.04)}h1{margin:0 0 16px;font-size:22px}h2{font-size:17px}.section-head{display:flex;align-items:center;justify-content:space-between}.muted{color:var(--muted)}.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}.kpis>div{border:1px solid var(--line);border-radius:7px;padding:10px;background:#fafbfc}.kpis b{display:block;color:var(--muted);font-size:12px;text-transform:uppercase}.kpis strong{display:block;font-size:22px;margin-top:3px}.legend{display:flex;gap:20px;margin-top:14px;font-weight:700}.photo-good{color:var(--good)}.photo-retake{color:var(--retake)}.photo-missing{color:var(--missing)}.notice{padding:10px 12px;margin-top:14px;background:#fff8df;border:1px solid #f0d989;border-radius:6px}.notice.danger{background:#fff0f0;border-color:#efb9b9}.data-table{border-collapse:collapse;width:100%;background:#fff}.data-table th,.data-table td{border:1px solid var(--line);padding:6px 8px;text-align:left;vertical-align:top}.data-table th{background:#1d252d;color:#fff;position:sticky;top:0}.data-table.compact th,.data-table.compact td{padding:4px 6px}.table-scroll{overflow:auto;max-height:calc(100vh - 170px)}.center{text-align:center!important}.mono{font-family:Consolas,monospace}.two-cols{display:grid;grid-template-columns:2fr 1fr;gap:20px}
.collection-toolbar{display:flex;flex:0 0 auto;align-items:center;gap:20px;margin-bottom:8px;padding:8px 10px;background:#fff;border:1px solid var(--line);border-radius:6px}.collection-toolbar span{font-size:12px;color:var(--muted)}.collection-scroll{flex:1 1 auto;min-height:0;width:100%;overflow-x:scroll;overflow-y:auto;scrollbar-gutter:stable;border:1px solid #555;background:#090909}.collection-grid{display:flex;align-items:flex-start;width:max-content;min-width:max-content;min-height:100%}.system-block{border-collapse:collapse;table-layout:auto;width:max-content;background:#cfd0d1;color:#111;font-size:12px;flex:none}.system-block th,.system-block td{border:1px solid #fff;height:22px;padding:2px 5px;white-space:nowrap;overflow:visible;text-overflow:clip;width:auto;min-width:0;max-width:none}.system-block .sys-top th{background:#050505;color:#fff;font-weight:700;text-align:center}.system-block .sys-name{min-width:0;font-size:13px}.system-block .component-total{min-width:0}.system-block .sys-stat th{background:#050505;height:21px}.system-block .col-head th{background:#9fa0a2;color:#fff;text-align:center;font-weight:700}.system-block tbody td{background:#d5d6d7}.system-block td.sku{font-weight:700;min-width:0;background:#c2c3c4}.system-block td.desc{min-width:0;color:#000}.system-block td.desc.has-stand{color:var(--stand);font-weight:500}.system-block td.sku.photo-good{color:var(--good)}.system-block td.sku.photo-retake{color:var(--retake)}.system-block td.sku.photo-missing{color:var(--missing)}.system-block td.link{text-align:center;min-width:0}.system-block td.link a{color:#497b8f}.system-block .money{text-align:right;min-width:0}.system-block .min{background:#fff0ea}.system-block .max{background:#edf6e5}.system-block .cost{color:#e84021;background:#fffbe7}.system-block tbody td.component-cell.component-empty{background:var(--component-empty)}.system-block tbody tr.row-focus td{outline:2px solid #ff9800;outline-offset:-2px}
.collection-scroll::-webkit-scrollbar{height:15px;width:15px}.collection-scroll::-webkit-scrollbar-track{background:#d8d8d8}.collection-scroll::-webkit-scrollbar-thumb{background:#888;border:3px solid #d8d8d8;border-radius:8px}.collection-scroll::-webkit-scrollbar-thumb:hover{background:#666}
.auth-body{min-height:100vh;display:grid;place-items:center;background:#edf1f4}.auth-card{width:min(420px,calc(100vw - 30px));background:#fff;border:1px solid var(--line);border-radius:10px;padding:25px;box-shadow:0 6px 20px rgba(0,0,0,.08)}.auth-card label{display:block;margin:14px 0;font-weight:700}.auth-card input{display:block;width:100%;padding:10px;margin-top:6px;border:1px solid #bfc5ca;border-radius:5px}.auth-card button{width:100%;padding:11px;border:0;border-radius:5px;background:#126a92;color:#fff;font-weight:700;cursor:pointer}.alert{padding:10px;border-radius:5px}.alert.error{background:#ffe7e7;color:#8a1919}.alert.ok{background:#e6f5e7;color:#245b29}
@media(max-width:800px){.main{padding:8px}.two-cols{grid-template-columns:1fr}.collection-toolbar{align-items:flex-start;flex-direction:column;gap:4px}}

/* v1.2 — Collection header: reproduce the merged Excel block */
.system-block thead .sys-name{
  background:#050505!important;
  color:#fff!important;
  text-align:center!important;
  vertical-align:middle!important;
}
.system-block thead .sys-link-head{
  background:#740000!important;
  color:#fff!important;
  text-align:center!important;
  vertical-align:middle!important;
}
.system-block thead .sys-status-head{
  background:#743919!important;
  color:#fff!important;
  text-align:center!important;
  vertical-align:middle!important;
}
.system-block thead .component-total{
  background:#263d54!important;
  color:#fff!important;
  text-align:center!important;
  vertical-align:middle!important;
}
.system-block thead .summary-min{
  background:#fbe2d5!important;
  color:#c00000!important;
  font-weight:700;
  text-align:center!important;
}
.system-block thead .summary-max{
  background:#dcefd5!important;
  color:#275317!important;
  font-weight:700;
  text-align:center!important;
}
.system-block thead .summary-avg{
  background:#d1e1d3!important;
  color:#4ea72e!important;
  font-weight:700;
  text-align:center!important;
}
.system-block thead .summary-cost{
  background:#f3f6cc!important;
  color:#ff0000!important;
  font-weight:700;
  text-align:center!important;
  vertical-align:middle!important;
}
.system-block .sys-stat th{
  height:21px;
}
.system-block .col-head th.head-min{
  background:#c00000!important;
  color:#fff!important;
}
.system-block .col-head th.head-max{
  background:#275317!important;
  color:#fff!important;
}
.system-block .col-head th.head-cost{
  background:#ffff00!important;
  color:#000!important;
}

/* v1.5 — inline editing */
.collection-toolbar .collection-undo{margin-left:auto;border:1px solid #b9c1c7;background:#f7f9fa;color:#23303a;border-radius:5px;padding:5px 9px;font-weight:700;cursor:pointer;white-space:nowrap}.collection-toolbar .collection-undo:hover{background:#eef2f4}.collection-toolbar .collection-undo:disabled{opacity:.5;cursor:default}.save-state{min-width:92px;text-align:right;font-weight:700;white-space:nowrap}.save-state.is-saved{color:#2d6b2f}.save-state.is-saving{color:#9a6500}.save-state.is-error{color:#b00020;max-width:380px;overflow:hidden;text-overflow:ellipsis}
.system-block td.editable-cell,.system-block td.editable-component,.system-block td.editable-photo{cursor:cell}.system-block td.editable-cell:hover,.system-block td.editable-component:hover,.system-block td.editable-photo:hover{box-shadow:inset 0 0 0 2px rgba(20,108,148,.55)}.system-block td.is-editing{padding:1px 2px!important;box-shadow:inset 0 0 0 2px #146c94!important;background:#fff!important;color:#111!important}
.cell-editor{display:block;height:19px;min-width:48px;max-width:900px;border:0;outline:0;background:#fff;color:#111;font:inherit;line-height:18px;padding:0 2px;white-space:nowrap}.cell-editor.money-editor{text-align:right}.photo-editor{min-width:74px;height:19px;padding:0}.system-block td.is-editing.sku{font-weight:400}
@media(max-width:800px){.collection-toolbar .collection-undo{margin-left:0}.save-state{text-align:left}}

/* v1.6 — row + column management */
.system-title-wrap{display:flex;align-items:center;justify-content:center;gap:7px;min-height:56px}.system-title-text{white-space:nowrap}.system-title-actions{display:inline-flex;gap:3px;opacity:.16;transition:opacity .15s}.sys-name:hover .system-title-actions{opacity:1}.system-title-actions button{border:1px solid #666;background:#171717;color:#fff;border-radius:3px;min-width:20px;height:20px;padding:0 4px;line-height:18px;font-size:12px;cursor:pointer}.system-title-actions button:hover{background:#333;border-color:#aaa}
.collection-dialog{border:0;border-radius:8px;padding:0;min-width:min(560px,calc(100vw - 24px));max-width:720px;box-shadow:0 18px 60px rgba(0,0,0,.35)}.collection-dialog::backdrop{background:rgba(0,0,0,.45)}.collection-dialog-shell{margin:0}.collection-dialog-head{display:flex;align-items:center;justify-content:space-between;padding:13px 15px;background:#111820;color:#fff}.dialog-close{border:0;background:transparent;color:#fff;font-size:24px;line-height:1;cursor:pointer}.columns-manager{max-height:55vh;overflow:auto;padding:10px 12px}.column-manager-row{display:grid;grid-template-columns:minmax(120px,1fr) 70px auto;gap:8px;align-items:center;padding:7px 0;border-bottom:1px solid #e4e7e9}.column-manager-name{font-weight:700}.column-manager-count{font-size:12px;color:var(--muted);text-align:right}.column-manager-actions{display:flex;gap:4px}.column-manager-actions button,.columns-add button{border:1px solid #b9c1c7;background:#f7f9fa;border-radius:4px;padding:5px 7px;cursor:pointer}.column-manager-actions button:hover,.columns-add button:hover{background:#eaf0f3}.column-manager-actions button.danger{color:#a41414}.column-manager-actions button:disabled{opacity:.35;cursor:default}.columns-add{display:flex;gap:8px;padding:12px;border-top:1px solid #e2e5e8}.columns-add input{flex:1;min-width:0;border:1px solid #b9c1c7;border-radius:4px;padding:7px 8px}.columns-note{margin:0;padding:0 12px 13px;color:var(--muted);font-size:12px}.columns-empty{padding:15px;color:var(--muted);text-align:center}
.row-context-menu{position:fixed;z-index:9999;width:160px;background:#fff;border:1px solid #b9c1c7;border-radius:6px;box-shadow:0 8px 28px rgba(0,0,0,.22);padding:5px}.row-context-menu button{display:block;width:100%;border:0;background:transparent;text-align:left;padding:8px 9px;border-radius:4px;cursor:pointer}.row-context-menu button:hover{background:#edf2f5}.row-context-menu button.danger{color:#b00020}.row-context-menu[hidden]{display:none!important}
@media(max-width:800px){.system-title-actions{opacity:1}.collection-dialog{min-width:calc(100vw - 16px)}.column-manager-row{grid-template-columns:1fr auto}.column-manager-count{display:none}.column-manager-actions{grid-column:1/-1}}