*{margin:0;padding:0;box-sizing:border-box;}
:root{
  --accent:#059669;
  --accent-dark:#047857;
}
body{background:#f0f2f5;font-family:'Segoe UI',sans-serif;color:#1a1a2e;height:100dvh;height:100vh;display:flex;flex-direction:column;overflow:hidden;}

/* topbar */
.topbar{background:#fff;border-bottom:1px solid #e0e0e0;padding:10px 16px;display:flex;align-items:center;gap:8px;flex-shrink:0;flex-wrap:nowrap;}
.topbar h1{font-size:16px;font-weight:700;color:#1a1a2e;white-space:nowrap;}
.topbar h1 span{color:var(--accent);}
.topbar-sub{font-size:11px;color:#bbb;}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:6px;flex-wrap:nowrap;}
.tbtn{background:none;border:none;border-radius:6px;padding:5px 11px;font-size:12px;cursor:pointer;color:#555;transition:all .15s;white-space:nowrap;}
.tbtn:hover{border-color:var(--accent);color:var(--accent);}
.tbtn.active{background:var(--accent);color:#fff;border-color:var(--accent);}

/* dropdowns */
.dd-wrap{position:relative;}
.dd-menu{position:absolute;top:calc(100% + 5px);right:0;background:#fff;border:1px solid #e0e0e0;border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,0.12);min-width:220px;z-index:9999;overflow:hidden;display:none;}
.dd-menu.open{display:block;}
.dd-item{padding:10px 14px;font-size:12px;cursor:pointer;color:#333;border-bottom:1px solid #f0f0f0;transition:background .1s;}
.dd-item:last-child{border-bottom:none;}
.dd-item:hover{background:#fffbf0;}
.dd-item strong{display:block;margin-bottom:1px;color:#1a1a2e;}
.dd-item span{font-size:10px;color:#aaa;}

/* palette */
.palette-wrap{display:none;align-items:center;gap:5px;}
.swatch{display:flex;gap:3px;flex:0 0 auto;}
.swatch div{width:10px;height:10px;border-radius:2px;}
.pal-sel{border:none;border-radius:6px;padding:4px 7px;font-size:12px;color:#555;background:#fff;cursor:pointer;outline:none;flex:1;}

/* export dd */
.export-dd{display:none;}

/* workspace */
.workspace{display:flex;flex:1;overflow:hidden;position:relative;}

/* panel — side panel on desktop, slide-up overlay on mobile */
.panel{width:360px;min-width:220px;max-width:600px;flex-shrink:0;background:#fff;border-right:none;display:flex;flex-direction:column;overflow:hidden;transition:opacity .25s;}
.panel.collapsed{width:0!important;min-width:0!important;opacity:0;pointer-events:none;}
.panel-inner{padding:8px 10px;display:flex;flex-direction:column;gap:4px;flex:1;overflow-y:auto;min-width:200px;}
.field textarea{min-height:120px;line-height:1.6;}

/* Sidebar Tabs */
.sidebar-tabs{display:flex;gap:4px;padding:0 0 10px 0;border-bottom:1px solid #eee;margin-bottom:10px;}
.sidebar-tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:8px 6px;background:none;border:none;border-radius:6px;cursor:pointer;transition:all .2s;font-size:10px;color:#888;font-weight:600;gap:3px;}
.sidebar-tab:hover{background:#f5f5f5;color:#666;}
.sidebar-tab.active{background:var(--accent);color:#fff;}
.sidebar-tab .tab-icon{font-size:16px;}
.sidebar-tab .tab-label{font-size:10px;font-weight:600;letter-spacing:.02em;text-transform:uppercase;}
.tab-content{flex:1;display:flex;flex-direction:column;}
.tab-pane{display:none;flex:1;flex-direction:column;overflow-y:auto;padding-right:4px;}
.tab-pane.active{display:flex;}

/* drag resizer between panel and chart */
.panel-resizer{
  width:5px;flex-shrink:0;background:#e8e8e8;
  cursor:col-resize;position:relative;
  transition:background .15s;
  z-index:10;
}
.panel-resizer:hover,.panel-resizer.dragging{background:var(--accent);}
.panel.collapsed+.panel-resizer{display:none;}
.panel-resizer::after{
  content:"";position:absolute;top:50%;left:50%;
  transform:translate(-50%,-50%);
  width:3px;height:32px;border-radius:2px;
  background:rgba(0,0,0,0.12);
  pointer-events:none;
}

/* drag resizer between panel and chart */
.panel-resizer{
  width:5px;flex-shrink:0;background:#e8e8e8;
  cursor:col-resize;position:relative;
  transition:background .15s;
  z-index:10;
}
.panel-resizer:hover,.panel-resizer.dragging{background:var(--accent);}
.panel.collapsed+.panel-resizer{display:none;}
.panel-resizer::after{
  content:"";position:absolute;top:50%;left:50%;
  transform:translate(-50%,-50%);
  width:3px;height:32px;border-radius:2px;
  background:rgba(0,0,0,0.12);
  pointer-events:none;
}

/* currency field highlight when missing */
.field-warn select,.field-warn input{border-color:#f59e0b!important;background:#fffbf0!important;}

.field label{display:block;font-size:9px;font-weight:600;color:#666;letter-spacing:.07em;text-transform:uppercase;margin-bottom:3px;}
.field input,.field textarea,.field select{width:100%;border:none;border-radius:6px;padding:4px 6px;font-size:12px;font-family:'Segoe UI',monospace;color:#1a1a2e;background:#fafafa;outline:none;transition:border-color .15s;resize:vertical;}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--accent);background:#fff;}
.field-row{display:flex;gap:8px;margin-bottom:4px;}
.field-row .field{flex:1;}
.field{margin-bottom:4px;}

.hint{background:#fffbf0;border:1px solid #f0e0b0;border-radius:6px;padding:8px 10px;font-size:11px;color:#7a5c00;line-height:1.7;}
.hint code{background:#f5e6c0;padding:1px 4px;border-radius:3px;font-family:monospace;}

.section-title{font-size:9px;font-weight:700;color:#aaa;letter-spacing:.1em;text-transform:uppercase;padding:1px 0 1px;border-bottom:1px solid #f0f0f0;margin-top:8px;}

.shortcut-hint{font-size:10px;color:#bbb;text-align:right;margin-top:-4px;}
.btn-gen{background:var(--accent);color:#fff;border:none;border-radius:6px;padding:9px;font-size:13px;font-weight:600;cursor:pointer;transition:background .15s;}
.btn-gen:hover{background:var(--accent-dark);}
.btn-sec{background:none;border:none;border-radius:6px;padding:6px 9px;font-size:11px;cursor:pointer;color:#888;transition:all .15s;}
.btn-sec:hover{border-color:var(--accent);color:var(--accent);}

.error-box{background:#fff0f0;border:1px solid #ffcccc;border-radius:6px;padding:8px 10px;font-size:11px;color:#c00;line-height:1.6;display:none;}
.error-box.on{display:block;}

/* history */
.history-list{display:flex;flex-direction:column;gap:5px;max-height:260px;overflow-y:auto;}
.history-item{background:#fafafa;border:1px solid #eee;border-radius:6px;padding:7px 9px;transition:all .15s;font-size:11px;display:flex;align-items:center;gap:6px;}
.history-item:hover{border-color:var(--accent);background:#fffbf0;}
.history-item-info{flex:1;cursor:pointer;min-width:0;}
.history-item strong{display:block;font-size:11px;color:#1a1a2e;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.history-item span{color:#aaa;font-size:10px;}
.history-del{background:none;border:none;cursor:pointer;color:#ddd;font-size:14px;line-height:1;padding:2px 4px;border-radius:3px;flex-shrink:0;transition:color .15s;}
.history-del:hover{color:#ef4444;}
.history-item.active-chart{background:#f0fdf4;border-color:var(--accent);}
.history-item.active-chart .history-item-info strong{color:var(--accent);}
.history-active-badge{font-size:9px;font-weight:700;color:var(--accent);background:#dcfce7;border-radius:3px;padding:1px 5px;margin-left:4px;text-transform:uppercase;letter-spacing:.05em;}
.history-multi-badge{font-size:9px;font-weight:700;color:#fff;background:var(--accent);border-radius:3px;padding:1px 5px;margin-left:4px;}
.history-empty{font-size:11px;color:#bbb;text-align:center;padding:8px 0;}

/* chart area */
.chart-area{flex:1;overflow:auto;display:flex;flex-direction:column;align-items:center;min-width:0;}
.chart-header{padding:16px 24px 6px;display:flex;justify-content:space-between;align-items:flex-end;flex-shrink:0;width:100%;max-width:1400px;}
.chart-header h2{font-size:20px;font-weight:700;color:#1a1a2e;}
.chart-header h2 span{color:var(--accent);}
.chart-header p{font-size:11px;color:#666;margin-top:3px;letter-spacing:.06em;text-transform:uppercase;}
.tot .v{font-size:18px;color:var(--accent);text-align:right;font-weight:600;}
.tot .l{font-size:10px;color:#666;text-align:right;text-transform:uppercase;letter-spacing:.1em;margin-top:2px;}

#wrap{padding:0 14px 8px;background:#fff;border-radius:8px;border:1px solid #e8e8e8;flex-shrink:0;width:100%;max-width:1400px;overflow-x:auto;min-width:0;}
#wrap.show-boundary{border:none;box-shadow:0 0 0 1px rgba(0,0,0,0.04);}
svg{display:block;}

.warn-box{width:100%;max-width:1400px;background:#fffbf0;border:1px solid #f0e0b0;border-radius:6px;padding:7px 12px;font-size:11px;color:#7a5c00;line-height:1.7;display:none;flex-shrink:0;margin-bottom:4px;}
.warn-box.on{display:block;}

.yoy-legend{width:100%;max-width:1400px;display:none;align-items:center;gap:10px;padding:4px 0 6px;font-size:11px;color:#666;flex-shrink:0;flex-wrap:wrap;min-width:0;}
.yoy-legend.on{display:flex;}
.yoy-legend span{display:flex;align-items:center;gap:4px;white-space:nowrap;}
.yoy-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;}

.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(155px,1fr));gap:7px;padding:8px 0 16px;flex-shrink:0;width:100%;max-width:1400px;}
.card{
  background:#fff;border:1px solid #ebebeb;border-radius:7px;
  padding:9px 12px 8px;
  border-left:3px solid var(--card-accent,#e0e0e0);
  display:flex;flex-direction:column;gap:2px;
  transition:box-shadow .15s;
}
.card:hover{box-shadow:0 2px 10px rgba(0,0,0,0.06);}
.card-lbl{
  font-size:11px;font-weight:800;letter-spacing:.08em;
  text-transform:uppercase;color:#1a1a2e;
  margin-bottom:1px;
}
.card-main{display:flex;align-items:baseline;justify-content:space-between;gap:4px;}
.card-val{font-size:17px;font-weight:700;line-height:1.1;color:var(--card-accent,#1a1a2e);}
.card-change{
  font-size:10px;font-weight:700;
  padding:1px 5px;border-radius:3px;
  white-space:nowrap;flex-shrink:0;
}
.card-change.up{background:#f0fdf4;color:#16a34a;}
.card-change.down{background:#fef2f2;color:#dc2626;}
.card-change.neutral{background:#f8fafc;color:#64748b;}
.card-prev{font-size:10px;color:#bbb;line-height:1.2;}
.card-prev span{color:#fff;font-weight:500;}
.card-dsc{font-size:9.5px;color:#ccc;line-height:1.3;margin-top:3px;border-top:1px solid #f5f5f5;padding-top:4px;}

.placeholder{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#bbb;gap:10px;padding:40px;text-align:center;}
.placeholder p{font-size:13px;line-height:1.6;max-width:280px;}

#tip{position:fixed;background:#fff;border:none;border-radius:6px;padding:8px 12px;font-size:12px;pointer-events:none;opacity:0;transition:opacity .12s;z-index:9999;line-height:1.7;box-shadow:0 4px 12px rgba(0,0,0,0.1);}
#tip.on{opacity:1;}

/* node context menu */
#nodeCtxMenu{
  position:fixed;z-index:99999;
  background:#fff;border:1px solid #e0e0e0;border-radius:7px;
  box-shadow:0 6px 20px rgba(0,0,0,0.13);
  padding:4px 0;min-width:150px;
  display:none;
}
#nodeCtxMenu.on{display:block;}
.ctx-item{
  padding:8px 14px;font-size:12px;color:#1a1a2e;
  cursor:pointer;display:flex;align-items:center;gap:8px;
  transition:background .1s;user-select:none;
}
.ctx-item:hover{background:#f5f5f5;}
.ctx-icon{font-size:13px;width:16px;text-align:center;}
.ctx-resize-btn{
  width:28px;height:26px;border:1px solid #e0e0e0;background:#f8f8f8;
  border-radius:4px;font-size:16px;line-height:1;cursor:pointer;
  color:#1a1a2e;display:flex;align-items:center;justify-content:center;
  margin-left:3px;transition:background .1s;user-select:none;
}
.ctx-resize-btn:hover{background:#e8e8e8;border-color:#bbb;}
.ctx-resize-btn:active{background:#ddd;}

.label-edit{position:fixed;background:#fff;border:1px solid var(--accent);border-radius:6px;padding:4px 8px;font-size:12px;outline:none;z-index:9999;box-shadow:0 4px 12px rgba(0,0,0,0.15);min-width:120px;}

/* inline-editable chart header chips */
.meta-field{display:inline-flex;align-items:center;gap:4px;cursor:pointer;border:1px solid #e5e7eb;border-radius:4px;padding:2px 5px;transition:background .15s,border-color .15s;}
.meta-field:hover{background:#f0f2f5;border-color:var(--accent);}
.meta-field .meta-val{font-weight:inherit;color:inherit;}
.meta-field .meta-pencil{font-size:11px;color:#bbb;opacity:0;transition:opacity .15s;}
.meta-field:hover .meta-pencil{opacity:1;}
.meta-chip-input{background:#fff;border:1px solid var(--accent);border-radius:5px;padding:2px 7px;font-size:inherit;font-weight:inherit;color:inherit;outline:none;min-width:60px;max-width:280px;}

/* mobile panel overlay */
.panel-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.4);z-index:199;}
.panel-overlay.on{display:block;}

/* ── MOBILE ───────────────────────────────────────────────────────────────── */
@media(max-width:700px){
  /* topbar: hide non-essential items */
  .topbar-sub{display:none;}
  .palette-wrap{display:none!important;}
  .topbar-right .dd-wrap:not(#promptDd):not(#exportDd):not(#themeDd){display:none;}
  #btnPanel{display:none;}
  .panel-resizer{display:none;}

  /* chart area stretches full width — no centering that clips overflow */
  .chart-area{align-items:stretch;}
  #chartInner{align-items:stretch!important;}

  /* all chart children go full width */
  .chart-header,.warn-box,.yoy-legend,.cards{max-width:none;}

  /* wrap fills full width, clips nothing, scrolls SVG horizontally */
  #wrap{
    max-width:none;width:100%;
    border-radius:0;border-left:none;border-right:none;
    padding:0;overflow-x:auto;
    -webkit-overflow-scrolling:touch;
  }

  /* panel becomes bottom sheet */
  .panel{
    position:fixed;bottom:0;left:0;right:0;
    width:100%!important;max-height:85vh;
    border-right:none;border-top:1px solid #e0e0e0;
    border-radius:16px 16px 0 0;z-index:200;
    opacity:1!important;transform:translateY(100%);
    transition:transform .3s ease;overflow:hidden;
  }
  .panel.mobile-open{transform:translateY(0);}
  .panel.collapsed{transform:translateY(100%);pointer-events:none;}
  .panel-inner{min-width:unset;padding-bottom:80px;}

  /* chart header compact */
  .chart-header{padding:10px 12px 4px;flex-wrap:wrap;gap:4px;}
  .chart-header h2{font-size:15px;}
  .tot .v{font-size:14px;}
  .tot .l{font-size:9px;}

  /* cards 2 col */
  .cards{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));padding:6px 10px 80px;gap:6px;}

  /* FAB */
  #fabPanel{
    display:flex;position:fixed;bottom:20px;right:20px;
    width:52px;height:52px;border-radius:50%;
    background:var(--accent);color:#fff;border:none;font-size:22px;
    cursor:pointer;align-items:center;justify-content:center;
    box-shadow:0 4px 16px rgba(0,0,0,0.2);z-index:201;transition:transform .15s;
  }
  #fabPanel:active{transform:scale(0.93);}
  .shortcut-hint{display:none;}
}

@media(min-width:701px){
  #fabPanel{display:none;}
  .panel-overlay{display:none!important;}
}

/* chart tabs */
.chart-tabs{
  display:flex;align-items:center;gap:8px;padding:8px 16px;
  background:#fff;border-bottom:1px solid #e0e0e0;flex-shrink:0;
  width:100%;max-width:1400px;
}
.tabs-container{
  display:flex;gap:6px;flex:1;overflow-x:auto;min-width:0;
}
.chart-tab{
  background:#f8f9fa;border:1px solid #e0e0e0;border-radius:6px;
  padding:6px 10px;font-size:12px;cursor:pointer;white-space:nowrap;
  display:flex;align-items:center;gap:6px;transition:all 0.15s;user-select:none;
  cursor:grab;min-height:40px;
}
.chart-tab:active{
  cursor:grabbing;
}
.chart-tab.dragging{
  opacity:0.5;
}
.chart-tab.drag-over{
  border-left:3px solid var(--accent);
  padding-left:9px;
}
.chart-tab:hover{
  background:#fff;border-color:var(--accent);
}
.chart-tab.active{
  background:var(--accent);color:#fff;border-color:var(--accent);
}
.chart-tab-content{
  display:flex;flex-direction:column;gap:1px;min-width:0;flex:1;
}
.chart-tab-name{
  font-weight:600;max-width:120px;overflow:hidden;text-overflow:ellipsis;
  cursor:inherit;font-size:12px;line-height:1.2;
}
.chart-tab-subtitle{
  font-size:10px;font-weight:400;opacity:0.8;
  overflow:hidden;text-overflow:ellipsis;max-width:120px;line-height:1.2;
}
.chart-tab-close{
  width:16px;height:16px;border-radius:3px;background:rgba(0,0,0,0.1);
  display:flex;align-items:center;justify-content:center;font-size:11px;
  transition:background 0.15s;flex-shrink:0;cursor:pointer;
}
.chart-tab-close:hover{
  background:rgba(0,0,0,0.2);
}
.chart-tab.active .chart-tab-close{
  background:rgba(255,255,255,0.2);
}
.tabs-actions{
  display:flex;gap:6px;flex-shrink:0;
}
.tab-btn{
  background:#fff;border:none;border-radius:6px;
  padding:6px 10px;font-size:16px;cursor:pointer;color:#555;
  transition:all 0.15s;flex-shrink:0;line-height:1;
}
.tab-btn:hover{
  border-color:var(--accent);color:var(--accent);
}