/* ============ Excel replica — Fluent colorful theme ============ */
:root{
  --xl-green:#217346;
  --xl-green-dk:#1e6b41;
  --xl-green-dd:#1a5c38;
  --xl-green-lt:#e9f2ec;
  --xl-sel:#217346;
  --xl-rib-bg:#ffffff;
  --xl-rib-hover:#e2efe7;
  --xl-rib-press:#cfe7da;
  --xl-line:#d4d4d4;
  --xl-head:#f3f3f3;
  --xl-head-txt:#444;
  --xl-head-sel:#caead8;
  --xl-head-sel2:#9fd6b8;
  --xl-gridline:#dadada;
  --xl-chrome-txt:#333;
  --xl-muted:#666;
  --xl-ui-font:"Segoe UI","Segoe UI Variable",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --xl-cell-font:"Calibri","Segoe UI",Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;overflow:hidden}
body{font-family:var(--xl-ui-font);font-size:12px;color:var(--xl-chrome-txt);-webkit-font-smoothing:antialiased}
#xlapp{display:flex;flex-direction:column;height:100vh;width:100vw;background:#fff;user-select:none}
.hidden{display:none!important}
button{font-family:inherit;border:none;background:none;cursor:pointer;color:inherit}
input,textarea{font-family:inherit;outline:none}
::-webkit-scrollbar{display:none}

/* ---------- Title bar ---------- */
#titlebar{height:32px;min-height:32px;background:var(--xl-green);display:flex;align-items:center;color:#fff;position:relative;-webkit-app-region:drag}
#qat{display:flex;align-items:center;padding:0 4px 0 8px;gap:1px}
#qat .qat-btn{width:22px;height:22px;display:flex;align-items:center;justify-content:center;border-radius:2px}
#qat .qat-btn:hover{background:rgba(255,255,255,.18)}
#qat .qat-btn:active{background:rgba(255,255,255,.28)}
#qat .qat-btn.disabled{opacity:.4;pointer-events:none}
#qat .qat-btn svg{width:16px;height:16px}
#qat .qat-sep{width:1px;height:16px;background:rgba(255,255,255,.35);margin:0 3px}
#doc-title{position:absolute;left:50%;transform:translateX(-50%);font-size:12px;pointer-events:none;white-space:nowrap;display:flex;align-items:center;gap:5px}
#doc-title .doc-sep{opacity:.7}
#saved-flag{font-size:10px;opacity:.85;font-style:italic}
#title-search{position:absolute;left:calc(50% + 190px);display:flex;align-items:center;background:rgba(255,255,255,.14);border-radius:2px;height:20px;width:180px;padding:0 4px}
#title-search input{background:transparent;border:none;color:#fff;font-size:11px;width:100%;padding-left:4px}
#title-search input::placeholder{color:rgba(255,255,255,.75)}
#title-search .tb-hint{font-size:9px;color:rgba(255,255,255,.6);padding-right:2px}
#ribbon-collapse-wrap{position:absolute;right:96px;display:flex}
#ribbon-collapse{width:20px;height:20px;display:flex;align-items:center;justify-content:center;border-radius:2px}
#ribbon-collapse:hover{background:rgba(255,255,255,.18)}
#ribbon-collapse::after{content:"";border:4px solid transparent;border-top-color:#fff;margin-top:4px}
#xlapp.ribbon-collapsed #ribbon-collapse::after{border-top-color:transparent;border-bottom-color:#fff;margin-top:0;margin-bottom:4px}
#caption-btns{position:absolute;right:0;display:flex}
.cap{width:46px;height:32px;display:flex;align-items:center;justify-content:center;color:#fff}
.cap:hover{background:rgba(255,255,255,.14)}
.cap-close:hover{background:#e81123}

/* ---------- Ribbon tabs ---------- */
#ribbon-tabs{height:30px;min-height:30px;background:var(--xl-green);display:flex;align-items:flex-end;padding:0 8px;position:relative}
.rtab{height:26px;padding:0 14px;display:flex;align-items:center;color:#fff;font-size:12px;cursor:pointer;border-radius:3px 3px 0 0;position:relative}
.rtab:hover:not(.active){background:rgba(255,255,255,.12)}
.rtab.active{background:#fff;color:var(--xl-green);font-weight:600}
.rtab.file-tab{background:transparent;font-weight:400}
.rtab.file-tab:hover{background:rgba(255,255,255,.12)}
#tabs-tail{position:absolute;right:8px;bottom:6px;display:flex;align-items:center;gap:2px;color:#fff}
#tellme{background:rgba(255,255,255,.14);border-radius:2px;color:#fff;font-size:11px;padding:3px 8px;display:flex;gap:6px;align-items:center}
#tellme:hover{background:rgba(255,255,255,.24)}
#user-chip{width:20px;height:20px;border-radius:50%;background:#7a3f9e;color:#fff;font-size:10px;display:flex;align-items:center;justify-content:center;margin-left:4px}

/* ---------- Ribbon body ---------- */
#ribbon{height:96px;min-height:96px;background:var(--xl-rib-bg);border-bottom:1px solid #d6d6d6;display:flex;padding:2px 4px 0;overflow:hidden;position:relative}
@media (max-width:1100px){#ribbon{overflow-x:auto;scrollbar-width:thin}}
@media (max-width:700px){#ribbon{height:84px;min-height:84px}.rbtn svg{width:22px;height:22px}.rstack .rbtn.small{height:17px}
#tellme,#title-search,#doc-title .doc-sep,#doc-title .doc-app{display:none}
#tabs-tail{display:none}
#ribbon-tabs{overflow-x:auto;scrollbar-width:thin}
#namebox-wrap{width:64px}
#fb-editor-wrap{min-width:60px}}
#xlapp.ribbon-collapsed #ribbon{display:none}
.rgroup{display:flex;flex-direction:column;border-right:1px solid #e1e1e1;padding:0 3px;position:relative;flex-shrink:0}
.rgroup.last{border-right:none}
.rgroup-body{flex:1;display:flex;align-items:stretch;padding:2px 0}
.rgroup-label{text-align:center;font-size:11px;color:#666;height:14px;line-height:14px;white-space:nowrap;overflow:hidden}
.grp-launch{position:absolute;right:2px;bottom:1px;width:13px;height:12px;display:flex;align-items:center;justify-content:center;border-radius:2px;color:#666}
.grp-launch:hover{background:var(--xl-rib-hover);color:#000}
.grp-launch svg{width:9px;height:9px}

/* ribbon controls */
.rbtn{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:3px 4px 1px;border-radius:2px;min-width:36px;cursor:pointer;position:relative;color:#333}
.rbtn:hover{background:var(--xl-rib-hover)}
.rbtn:active,.rbtn.pressed{background:var(--xl-rib-press)}
.rbtn.disabled{opacity:.38;pointer-events:none}
.rbtn.toggle-on{background:#b7dfc7;box-shadow:inset 0 0 0 1px #8fc7a7}
.rbtn.toggle-on:hover{background:#a6d5bb}
.rbtn svg{width:32px;height:32px;flex-shrink:0}
.rbtn .lbl{font-size:11px;margin-top:1px;white-space:nowrap;display:flex;align-items:center;gap:3px}
.rbtn .lbl .caret{border:3.5px solid transparent;border-top-color:#555;display:inline-block;margin-top:2px}
.rbtn.small{flex-direction:row;min-width:0;padding:2px 3px;justify-content:flex-start;align-items:center;width:100%}
.rbtn.small svg{width:16px;height:16px}
.rbtn.small .lbl{margin-top:0;font-size:11px}
.rbtn.col{justify-content:center}
.rstack{display:flex;flex-direction:column;justify-content:space-between;padding:1px 2px}
.rstack .rbtn.small{height:20px}
.rsplit{display:flex;flex-direction:column;border-radius:2px}
.rsplit .top{flex:1;display:flex;flex-direction:column;align-items:center;padding:3px 4px 0;border-radius:2px 2px 0 0}
.rsplit .top:hover{background:var(--xl-rib-hover)}
.rsplit .btm{display:flex;align-items:center;justify-content:center;font-size:11px;padding:1px 4px 2px;border-radius:0 0 2px 2px;gap:3px}
.rsplit .btm:hover{background:var(--xl-rib-hover)}
.rsplit .caret{border:3.5px solid transparent;border-top-color:#555}
.rrow{display:flex;align-items:center;gap:1px;padding:1px 2px}
.rsep-v{width:1px;background:#e1e1e1;margin:4px 2px;align-self:stretch}
.icobtn{width:21px;height:20px;display:flex;align-items:center;justify-content:center;border-radius:2px;position:relative}
.icobtn:hover{background:var(--xl-rib-hover)}
.icobtn:active,.icobtn.pressed{background:var(--xl-rib-press)}
.icobtn.disabled{opacity:.35;pointer-events:none}
.icobtn.toggle-on{background:#b7dfc7;box-shadow:inset 0 0 0 1px #8fc7a7}
.icobtn svg{width:16px;height:16px}
.icobtn .caret{position:absolute;right:0px;border:3px solid transparent;border-top-color:#666;bottom:1px}
.icobtn.has-caret{padding-right:9px;width:30px}
.icobtn.has-caret svg{width:16px;height:16px}

/* ribbon combo boxes */
.rcombo{display:flex;flex-direction:column;font-size:11px;color:#666;padding:1px 3px;justify-content:center}
.rcombo .cmb-label{font-size:10px;color:#888;line-height:11px}
.cmb{position:relative;display:flex;align-items:center;border:1px solid #d0d0d0;background:#fff;height:20px;min-width:60px}
.cmb:hover{border-color:#217346}
.cmb input{border:none;font-size:11px;width:100%;height:100%;padding:0 2px;color:#333}
.cmb .cmb-arrow{width:14px;height:100%;display:flex;align-items:center;justify-content:center;border-left:1px solid transparent}
.cmb .cmb-arrow::after{content:"";border:3.5px solid transparent;border-top-color:#666}
.cmb:hover .cmb-arrow{background:var(--xl-rib-hover)}
.cmb.font-name{min-width:118px}
.cmb.font-size{min-width:36px}
.cmb.num-fmt{min-width:92px}

/* ---------- Formula bar ---------- */
#formulabar{height:26px;min-height:26px;display:flex;align-items:stretch;border-bottom:1px solid #d6d6d6;background:#fff;position:relative;z-index:30}
#formulabar.tall{height:52px}
#namebox-wrap{width:96px;min-width:96px;border-right:1px solid #d6d6d6;display:flex;position:relative}
#namebox{border:none;width:100%;font-size:12px;padding:0 6px;color:#333;text-align:left}
#namebox:focus{background:#fff}
#namebox-drop{position:absolute;right:0;top:0;width:14px;height:100%;display:flex;align-items:center;justify-content:center;cursor:pointer}
#namebox-drop::after{content:"";border:4px solid transparent;border-top-color:#888}
#namebox-drop:hover{background:var(--xl-rib-hover)}
#fb-fxwrap{display:flex;align-items:center;padding:0 4px 0 2px;gap:1px}
#fb-fxwrap button{width:20px;height:20px;display:flex;align-items:center;justify-content:center;border-radius:2px;color:#555;font-family:Georgia,serif;font-style:italic;font-size:12px}
#fb-fxwrap button:hover{background:var(--xl-rib-hover)}
#fb-cancel::after{content:"✕";font-style:normal;font-family:var(--xl-ui-font);font-size:11px;color:#c43e1c}
#fb-commit::after{content:"✓";font-style:normal;font-family:var(--xl-ui-font);font-size:11px;color:#217346}
#fb-cancel,#fb-commit{visibility:hidden}
#fb-editor-wrap{flex:1;position:relative;display:flex;align-items:center}
#fb-input{width:100%;height:100%;border:none;resize:none;font-family:var(--xl-cell-font);font-size:14px;padding:4px 4px 0;line-height:18px;background:transparent;white-space:pre;overflow:hidden;color:transparent;caret-color:#000}
#fb-highlight{position:absolute;inset:0;padding:4px 4px 0;font-family:var(--xl-cell-font);font-size:14px;line-height:18px;white-space:pre;pointer-events:none;overflow:hidden;color:#333}
#fb-expand{width:22px;display:flex;align-items:center;justify-content:center;border-left:1px solid #eee}
#fb-expand:hover{background:var(--xl-rib-hover)}
#fb-expand::after{content:"";border:4px solid transparent;border-top-color:#888}
#formulabar.tall #fb-expand::after{border-top-color:transparent;border-bottom-color:#888}

/* ---------- Grid ---------- */
#gridarea{flex:1;position:relative;overflow:hidden;background:#fff}
#grid-canvas,#grid-overlay{position:absolute;left:0;top:0}
#grid-overlay{pointer-events:none;z-index:5}
.xl-scroll{position:absolute;z-index:8;overflow:hidden}
#hscroll{left:0;right:14px;bottom:0;height:14px;overflow-x:scroll;overflow-y:hidden}
#vscroll{top:0;bottom:14px;right:0;width:14px;overflow-y:scroll;overflow-x:hidden}
#hscroll-inner{height:1px}
#vscroll-inner{width:1px}
#hscroll::-webkit-scrollbar,#vscroll::-webkit-scrollbar{display:block}
#hscroll::-webkit-scrollbar{height:14px}
#vscroll::-webkit-scrollbar{width:14px}
#hscroll::-webkit-scrollbar-track,#vscroll::-webkit-scrollbar-track{background:#f5f5f5}
#hscroll::-webkit-scrollbar-thumb,#vscroll::-webkit-scrollbar-thumb{background:#c1c1c1;border:2px solid #f5f5f5;border-radius:7px}
#hscroll::-webkit-scrollbar-thumb:hover,#vscroll::-webkit-scrollbar-thumb:hover{background:#a6a6a6}
#hscroll::-webkit-scrollbar-button,#vscroll::-webkit-scrollbar-button{display:none}

/* cell editor */
#cell-editor{position:absolute;z-index:20;overflow:visible}
#ce-input{position:absolute;inset:0;border:none;resize:none;font-family:var(--xl-cell-font);background:#fff;overflow:hidden;color:transparent;caret-color:#000;padding:0;white-space:pre-wrap;word-break:break-all}
#ce-highlight{position:absolute;inset:0;pointer-events:none;white-space:pre-wrap;word-break:break-all;overflow:hidden;background:#fff}
#cell-editor{box-shadow:0 0 0 2px var(--xl-sel)}
#ce-tip{position:absolute;top:100%;left:-1px;margin-top:3px;background:#fffdf5;border:1px solid #d9c98a;box-shadow:0 2px 6px rgba(0,0,0,.18);padding:4px 8px;font-size:11px;color:#333;white-space:nowrap;z-index:25;font-family:var(--xl-ui-font)}
#ce-tip b{color:#217346}
#ce-tip .arg-hint{font-weight:700}
#fn-suggest{position:absolute;z-index:26;background:#fff;border:1px solid #b9b9b9;box-shadow:0 3px 8px rgba(0,0,0,.22);max-height:190px;overflow-y:auto;min-width:210px}
#fn-suggest::-webkit-scrollbar{display:block;width:10px}
#fn-suggest::-webkit-scrollbar-thumb{background:#c1c1c1}
.fn-item{display:flex;align-items:baseline;padding:3px 8px;cursor:pointer;gap:6px}
.fn-item:hover,.fn-item.sel{background:#e5f1ea}
.fn-item .fn-name{font-family:Consolas,monospace;font-size:11px;font-weight:600}
.fn-item .fn-sig{color:#888;font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#col-resize-tip{position:absolute;z-index:40;background:#fffdf0;border:1px solid #c8b26a;padding:3px 8px;font-size:11px;box-shadow:0 2px 5px rgba(0,0,0,.15);white-space:pre;pointer-events:none}

/* ---------- Sheet strip ---------- */
#sheetstrip{height:26px;min-height:26px;background:#f5f5f5;display:flex;align-items:stretch;border-top:1px solid #d0d0d0;position:relative;z-index:9}
#sheet-nav{display:flex;align-items:center;padding:0 4px;gap:0}
#sheet-nav button{width:18px;height:22px;display:flex;align-items:center;justify-content:center;color:#777;border-radius:2px}
#sheet-nav button:hover{background:#e3e3e3}
#sheet-nav button.disabled{opacity:.3;pointer-events:none}
#nav-first::after{content:"❮❮";font-size:9px;letter-spacing:-1px}
#nav-prev::after{content:"❮";font-size:9px}
#nav-next::after{content:"❯";font-size:9px}
#nav-last::after{content:"❯❯";font-size:9px;letter-spacing:-1px}
#sheet-tabs{display:flex;align-items:stretch;overflow:hidden;flex:1}
.stab{display:flex;align-items:center;padding:0 12px;font-size:12px;color:#555;background:#f5f5f5;border-right:1px solid #d8d8d8;cursor:pointer;white-space:nowrap;position:relative;min-width:20px;max-width:180px;overflow:hidden;text-overflow:ellipsis}
.stab:hover:not(.active){background:#ececec}
.stab.active{background:#fff;color:var(--xl-green);font-weight:600;box-shadow:inset 0 -2px 0 var(--xl-green);border-top:1px solid transparent}
.stab:not(.active){border-top:1px solid transparent}
.stab .tab-color-bar{position:absolute;left:0;right:0;bottom:0;height:3px}
.stab input{border:none;font-size:12px;width:80px;color:var(--xl-green);font-weight:600;text-align:center}
.stab.dragging{opacity:.55}
#sheet-add{width:26px;display:flex;align-items:center;justify-content:center;font-size:15px;color:#666;border-radius:2px}
#sheet-add:hover{background:#e3e3e3}
#sheet-add svg{width:14px;height:14px}

/* ---------- Status bar ---------- */
#statusbar{height:24px;min-height:24px;background:var(--xl-green);color:#fff;display:flex;align-items:center;font-size:11px;padding:0 8px;gap:10px;position:relative}
#status-mode{min-width:34px}
#status-msg{opacity:.95}
.status-flex{flex:1}
#status-circ{background:rgba(255,255,255,.16);padding:1px 7px;border-radius:2px}
#status-stats{display:flex;gap:14px;padding-right:8px;white-space:pre}
#status-stats .st{cursor:default}
#status-stats .st b{font-weight:600}
#view-btns{display:flex;gap:0;margin-right:4px}
.view-btn{width:24px;height:18px;display:flex;align-items:center;justify-content:center;border-radius:2px}
.view-btn svg{width:15px;height:15px;opacity:.85}
.view-btn:hover{background:rgba(255,255,255,.16)}
.view-btn.sel{background:rgba(255,255,255,.22)}
#zoom-wrap{display:flex;align-items:center;gap:4px}
#zoom-out::after{content:"−";font-size:14px}
#zoom-in::after{content:"+";font-size:13px}
#zoom-out,#zoom-in{width:18px;height:18px;display:flex;align-items:center;justify-content:center;border-radius:2px}
#zoom-out:hover,#zoom-in:hover{background:rgba(255,255,255,.16)}
#zoom-slider{width:90px;accent-color:#fff;height:2px;cursor:pointer}
#zoom-pct{min-width:36px;font-size:11px;text-align:center;border-radius:2px;height:18px}
#zoom-pct:hover{background:rgba(255,255,255,.16)}

/* ---------- Menus ---------- */
.xl-menu{position:fixed;z-index:200;background:#fff;border:1px solid #c6c6c6;box-shadow:0 3px 10px rgba(0,0,0,.22);min-width:170px;padding:3px 0;font-size:12px;color:#333}
.xl-menu .mi{display:flex;align-items:center;padding:5px 22px 5px 8px;cursor:pointer;position:relative;white-space:nowrap}
.xl-menu .mi:hover{background:#e9f2ec}
.xl-menu .mi.disabled{color:#a6a6a6;pointer-events:none}
.xl-menu .mi .mi-icon{width:18px;height:18px;margin-right:7px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.xl-menu .mi .mi-icon svg{width:15px;height:15px}
.xl-menu .mi .mi-check{width:18px;margin-right:7px;color:#217346;font-weight:700;flex-shrink:0}
.xl-menu .mi .mi-lbl{flex:1}
.xl-menu .mi .mi-sub{position:absolute;right:7px;border:3.5px solid transparent;border-left-color:#777}
.xl-menu .mi .mi-key{color:#999;font-size:11px;margin-left:22px}
.xl-menu .sep{height:1px;background:#e3e3e3;margin:3px 0}
.xl-menu .menu-title{padding:4px 10px;color:#777;font-size:11px}
.xl-submenu{position:fixed;z-index:201}

/* flyouts (color pickers, galleries) */
.xl-fly{position:fixed;z-index:200;background:#fff;border:1px solid #c6c6c6;box-shadow:0 3px 10px rgba(0,0,0,.22);padding:8px;font-size:12px}
.xl-fly .fly-title{font-size:11px;color:#777;margin:2px 0 4px}
.swatches{display:grid;grid-template-columns:repeat(10,22px);gap:2px}
.sw{width:22px;height:22px;cursor:pointer;position:relative;border:1px solid rgba(0,0,0,.08)}
.sw:hover{outline:2px solid #217346;z-index:1}
.swatches.row5{grid-template-columns:repeat(5,22px)}
.fly-row{display:flex;align-items:center;gap:6px;padding:3px 2px;cursor:pointer;border-radius:2px}
.fly-row:hover{background:#e9f2ec}
.fly-row svg{width:16px;height:16px}
.fly-sep{height:1px;background:#e3e3e3;margin:5px 0}
.gallery{display:grid;grid-template-columns:repeat(4,minmax(86px,auto));gap:4px;max-width:380px}
.gal-item{border:1px solid #d4d4d4;padding:7px 9px;cursor:pointer;font-size:11px;min-width:84px;text-align:left;border-radius:2px}
.gal-item:hover{outline:2px solid #217346}
.border-grid{display:grid;grid-template-columns:repeat(5,30px);gap:2px}
.border-grid .bopt{height:28px;display:flex;align-items:center;justify-content:center;cursor:pointer;border-radius:2px}
.border-grid .bopt:hover{background:#e9f2ec}
.border-grid .bopt svg{width:24px;height:24px}

/* ---------- Dialogs ---------- */
.dlg-overlay{position:fixed;inset:0;background:rgba(0,0,0,.18);z-index:300;display:flex;align-items:center;justify-content:center}
.xl-dlg{background:#fff;border:1px solid #a5a5a5;box-shadow:0 6px 24px rgba(0,0,0,.3);min-width:340px;font-size:12px;color:#333}
.xl-dlg .dlg-title{background:#f4f4f4;padding:7px 10px;font-size:13px;display:flex;justify-content:space-between;align-items:center;cursor:move;user-select:none}
.xl-dlg .dlg-title .x{cursor:pointer;width:20px;height:20px;display:flex;align-items:center;justify-content:center;font-size:12px;color:#666}
.xl-dlg .dlg-title .x:hover{background:#e81123;color:#fff}
.xl-dlg .dlg-body{padding:12px 14px}
.xl-dlg .dlg-tabs{display:flex;border-bottom:1px solid #d4d4d4;padding:0 8px}
.xl-dlg .dtab{padding:5px 12px;cursor:pointer;border:1px solid transparent;border-bottom:none;position:relative;top:1px}
.xl-dlg .dtab.active{background:#fff;border-color:#d4d4d4;font-weight:600}
.xl-dlg .dlg-foot{display:flex;justify-content:flex-end;gap:6px;padding:10px 14px;border-top:1px solid #eee}
.xl-btn{padding:5px 18px;border:1px solid #adadad;background:#f5f5f5;font-size:12px;border-radius:2px;cursor:pointer}
.xl-btn:hover{background:#e5f1ea;border-color:#217346}
.xl-btn.primary{background:#217346;color:#fff;border-color:#1a5c38}
.xl-btn.primary:hover{background:#1a5c38}
.dlg-field{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.dlg-field label{min-width:90px;color:#444}
.dlg-field input[type=text],.dlg-field select{flex:1;border:1px solid #c6c6c6;padding:4px 6px;font-size:12px}
.dlg-list{border:1px solid #c6c6c6;height:170px;overflow-y:auto;background:#fff}
.dlg-list::-webkit-scrollbar{display:block;width:10px}
.dlg-list::-webkit-scrollbar-thumb{background:#c1c1c1}
.dlg-list .li{padding:3px 8px;cursor:pointer;display:flex;justify-content:space-between;align-items:center}
.dlg-list .li:hover{background:#e5f1ea}
.dlg-list .li.sel{background:#cce5d8}
.dlg-sample{border:1px solid #d4d4d4;background:#fafafa;padding:8px 12px;margin:8px 0;font-family:var(--xl-cell-font);font-size:14px;min-height:24px}
.radio-col{display:flex;flex-direction:column;gap:5px;margin:6px 0}
.radio-col label{display:flex;align-items:center;gap:6px;cursor:pointer}
.chk{display:flex;align-items:center;gap:6px;margin:4px 0;cursor:pointer}
.dlg-2col{display:flex;gap:14px}
.dlg-2col>div{flex:1}
.mini-swatches{display:grid;grid-template-columns:repeat(8,18px);gap:2px}
.mini-swatches .sw{width:18px;height:18px}
fieldset{border:1px solid #d9d9d9;padding:8px;margin-bottom:8px}
legend{font-size:11px;color:#666;padding:0 4px}

/* filter dropdown */
.filter-menu{min-width:210px;padding:8px}
.filter-menu input[type=text]{width:100%;border:1px solid #c6c6c6;padding:4px 6px;margin:6px 0;font-size:12px}
.filter-menu .fvals{border:1px solid #d9d9d9;max-height:170px;overflow-y:auto;margin-top:6px}
.filter-menu .fvals::-webkit-scrollbar{display:block;width:10px}
.filter-menu .fvals::-webkit-scrollbar-thumb{background:#c1c1c1}
.filter-menu .fv{display:flex;align-items:center;gap:6px;padding:3px 6px;font-size:12px}
.filter-menu .fv:hover{background:#e5f1ea}
.filter-menu .fbtnrow{display:flex;justify-content:flex-end;gap:6px;margin-top:8px}

/* ---------- Backstage ---------- */
#backstage{position:absolute;inset:0;z-index:150;display:flex;background:#fff}
#bs-left{width:220px;background:var(--xl-green);padding-top:12px;display:flex;flex-direction:column}
#bs-back{color:#fff;font-size:18px;padding:8px 16px;text-align:left;display:flex;align-items:center;gap:8px}
#bs-back:hover{background:rgba(255,255,255,.12)}
#bs-back::after{content:"‹ back";font-size:12px}
.bs-item{color:#fff;padding:10px 24px;cursor:pointer;font-size:13px;display:flex;align-items:center}
.bs-item:hover,.bs-item.sel{background:rgba(255,255,255,.14)}
.bs-item.sel{box-shadow:inset 3px 0 0 #fff}
#bs-main{flex:1;padding:26px 34px;overflow-y:auto;color:#333}
#bs-main h1{font-size:22px;font-weight:400;margin-bottom:18px}
#bs-main h2{font-size:15px;font-weight:600;margin:16px 0 8px}
.bs-card{border:1px solid #ddd;padding:14px;display:flex;gap:14px;align-items:center;max-width:560px;cursor:pointer;border-radius:3px}
.bs-card:hover{border-color:#217346;box-shadow:0 2px 8px rgba(0,0,0,.08)}
.bs-card .big-ico{width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:#e9f2ec;border-radius:4px}
.bs-card .big-ico svg{width:26px;height:26px}
.bs-kv{display:grid;grid-template-columns:160px auto;gap:6px 16px;font-size:12px;max-width:520px}
.bs-kv .k{color:#777}

/* ---------- Tooltip ---------- */
#tooltip{position:fixed;z-index:400;background:#fffef2;border:1px solid #d8c97f;box-shadow:0 2px 6px rgba(0,0,0,.2);padding:6px 9px;font-size:11px;max-width:280px;pointer-events:none;color:#333}
#tooltip .tt-name{font-weight:700}
#tooltip .tt-desc{color:#555;margin-top:2px}

/* ---------- Charts layer ---------- */
#charts-layer{position:absolute;inset:0;pointer-events:none;z-index:6}
.chart-box{position:absolute;pointer-events:auto;background:#fff;border:1px solid #c9c9c9;box-shadow:0 1px 4px rgba(0,0,0,.12);cursor:move}
.chart-box.selected{border:1px solid #217346;box-shadow:0 0 0 1px #217346}
.chart-box canvas{width:100%;height:100%;display:block}
.chart-box .ch-resize{position:absolute;width:8px;height:8px;background:#fff;border:1.5px solid #217346;border-radius:50%}
.chart-box .ch-resize.se{right:-4px;bottom:-4px;cursor:nwse-resize}
.chart-box .ch-resize.e{right:-4px;top:50%;margin-top:-4px;cursor:ew-resize}
.chart-box .ch-resize.s{bottom:-4px;left:50%;margin-left:-4px;cursor:ns-resize}
.chart-box .ch-del{position:absolute;right:-9px;top:-9px;width:17px;height:17px;border-radius:50%;background:#fff;border:1px solid #aaa;font-size:10px;line-height:15px;text-align:center;display:none;color:#555;cursor:pointer}
.chart-box.selected .ch-del{display:block}
.chart-box .ch-del:hover{background:#e81123;color:#fff}

/* misc */
.text-clip{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.num-fmt-list{max-height:220px;overflow-y:auto}
.autofit-badge{position:absolute;z-index:40;background:#333;color:#fff;font-size:10px;padding:2px 6px;border-radius:2px}

/* small split button caret zone */
.rbtn.ssplit { position: relative; padding-right: 14px; }
.rbtn .ssplit-caret { margin-left: 4px; }
.rbtn .ssplit-line { position: absolute; right: 12px; top: 2px; bottom: 2px; width: 1px; background: transparent; }
.rbtn.ssplit:hover .ssplit-line { background: #b9d9c9; }
.caret{display:inline-block;width:0;height:0;border:3.5px solid transparent;border-top-color:#555;margin-left:3px;vertical-align:middle}