@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Fira+Code:wght@400;500&display=swap";body>footer{text-align:center;opacity:.75;border-top:1px solid color-mix(in srgb, currentColor 20%, transparent);padding:24px;font-size:.85rem}body>footer a{color:inherit}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg-color:#f8fafc;--panel-bg:#fff;--text-color:#0f172a;--text-secondary:#475569;--border-color:#e2e8f0;--border-hover:#cbd5e1;--accent-color:#10b981;--accent-hover:#0d9268;--accent-light:#10b9811f;--btn-secondary-bg:#fff;--btn-secondary-text:#334155;--btn-secondary-border:#cbd5e1;--btn-secondary-hover:#f1f5f9;--warn-color:#b45309;--error-color:#dc2626;--error-bg:#fef2f2;--series-bg:#10b9811f;--axis-bg:#3b82f624;--chart-grid:#0f172a14;--font-sans:"Inter", sans-serif;--font-mono:"Fira Code", monospace;--shadow-sm:0 1px 2px 0 #0000000d;--transition-speed:.15s}html.dark{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg-color:#0b0f19;--panel-bg:#111827;--text-color:#f3f4f6;--text-secondary:#9ca3af;--border-color:#1f2937;--border-hover:#374151;--btn-secondary-bg:#1f2937;--btn-secondary-text:#e5e7eb;--btn-secondary-border:#374151;--btn-secondary-hover:#2d3748;--warn-color:#f59e0b;--error-color:#ef4444;--error-bg:#ef44441f;--series-bg:#10b9811a;--chart-grid:#ffffff14}*{box-sizing:border-box;font-family:var(--font-sans);outline:none;margin:0;padding:0}html{height:100%}body{background-color:var(--bg-color);min-height:100%;color:var(--text-color);transition:background-color var(--transition-speed) ease, color var(--transition-speed) ease;flex-direction:column;display:flex}.app-viewport{flex-direction:column;height:100vh;display:flex}.app-viewport:has(#empty-state:not(.hidden)){height:auto}header{background-color:var(--panel-bg);border-bottom:1px solid var(--border-color);z-index:10;box-shadow:var(--shadow-sm);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;padding:.75rem 1.5rem;display:flex;position:sticky;top:0}.header-brand{align-items:center;gap:12px;display:flex}.header-logo{object-fit:contain;border-radius:6px;width:32px;height:32px}.header-title{font-size:1.1rem;font-weight:600}.header-actions{flex-wrap:wrap;align-items:center;gap:.5rem;display:flex}.btn{cursor:pointer;transition:all var(--transition-speed) ease;border:1px solid #0000;border-radius:8px;align-items:center;gap:.4rem;padding:.45rem .9rem;font-size:.875rem;font-weight:500;display:inline-flex}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background-color:var(--accent-color);color:#fff}.btn-primary:hover{background-color:var(--accent-hover)}.btn-secondary{background-color:var(--btn-secondary-bg);color:var(--btn-secondary-text);border-color:var(--btn-secondary-border)}.btn-secondary:hover:not(:disabled){background-color:var(--btn-secondary-hover)}.btn[aria-pressed=true]{background-color:var(--accent-light);color:var(--accent-color);border-color:var(--accent-color)}.btn-small{padding:.3rem .6rem;font-size:.8rem}.segmented{border:1px solid var(--btn-secondary-border);border-radius:8px;display:inline-flex;overflow:hidden}.seg-btn{background-color:var(--btn-secondary-bg);color:var(--btn-secondary-text);cursor:pointer;transition:all var(--transition-speed) ease;border:none;padding:.45rem .8rem;font-size:.85rem;font-weight:500}.seg-btn+.seg-btn{border-left:1px solid var(--btn-secondary-border)}.seg-btn[aria-pressed=true]{background-color:var(--accent-light);color:var(--accent-color)}html:not(.dark) #theme-toggle-btn .sun-icon,html.dark #theme-toggle-btn .moon-icon{display:none}main{flex-direction:column;flex:1;gap:1rem;min-height:0;padding:1rem 1.5rem;display:flex}.hidden{display:none!important}#empty-state{flex:1;justify-content:center;align-items:center;display:flex}.dropzone{border:2px dashed var(--border-hover);text-align:center;width:min(640px,100%);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-speed) ease;border-radius:16px;padding:4rem 2rem}.dropzone:hover,.dropzone:focus-visible{border-color:var(--accent-color);color:var(--text-color);background-color:var(--accent-light);outline:none}.dropzone h1{color:var(--text-color);margin:1rem 0 .5rem;font-size:1.25rem}#workspace{flex-direction:column;flex:1;gap:1rem;min-height:0;display:flex}.panel{background-color:var(--panel-bg);border:1px solid var(--border-color);border-radius:12px;overflow:hidden}.data-panel{flex-direction:column;flex:none;height:45vh;min-height:160px;display:flex}.split-handle{cursor:row-resize;height:8px;transition:background-color var(--transition-speed) ease;border-radius:4px;flex:none;margin:-.35rem 0}.split-handle:hover,.split-handle.dragging{background-color:var(--accent-light)}.chart-panel{flex-direction:column;flex:1;gap:.5rem;min-height:200px;padding:.75rem 1rem 1rem;display:flex}.chart-toolbar{justify-content:flex-end;gap:.5rem;display:flex}.chart-toolbar input{border:1px solid var(--btn-secondary-border);background-color:var(--btn-secondary-bg);width:170px;color:var(--btn-secondary-text);border-radius:6px;padding:.35rem .5rem;font-size:.8rem}.chart-area{flex:1;min-height:0;position:relative}.chart-area canvas{width:100%!important;height:100%!important}.chart-empty{color:var(--text-secondary);justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.source-tabs{border-bottom:1px solid var(--border-color);gap:.25rem;padding:.5rem .75rem 0;display:flex;overflow-x:auto}.tab{border:1px solid var(--border-color);max-width:220px;color:var(--text-secondary);cursor:pointer;white-space:nowrap;background-color:#0000;border-bottom:none;border-radius:8px 8px 0 0;align-items:center;gap:.4rem;padding:.4rem .75rem;font-size:.82rem;display:inline-flex}.tab span:first-child{text-overflow:ellipsis;overflow:hidden}.tab.active{background-color:var(--accent-light);color:var(--accent-color);border-color:var(--accent-color)}.tab-close{opacity:.6;font-size:1rem;line-height:1}.tab-close:hover{opacity:1;color:var(--error-color)}.tab-add{font-weight:700}.report-bar{border-bottom:1px solid var(--border-color);color:var(--text-secondary);flex-wrap:wrap;align-items:center;gap:.75rem;padding:.6rem .75rem;font-size:.82rem;display:flex}.report-status{font-family:var(--font-mono);font-size:.78rem}.report-warn{color:var(--warn-color)}.encoding-select,.format-override input{border:1px solid var(--btn-secondary-border);background-color:var(--btn-secondary-bg);color:var(--btn-secondary-text);border-radius:6px;padding:.35rem .5rem;font-size:.8rem}.encoding-select{cursor:pointer}.report-bar .encoding-select,.report-bar .btn-small{height:30px;padding-top:0;padding-bottom:0}.format-override{align-items:center;gap:.4rem;margin-left:auto;display:inline-flex}.format-override input{width:200px;font-family:var(--font-mono)}.table-wrap{flex:1;overflow:auto}.data-table{border-collapse:collapse;font-size:.78rem;font-family:var(--font-mono)}.data-table th,.data-table td{border:1px solid var(--border-color);text-overflow:ellipsis;white-space:nowrap;text-align:left;max-width:220px;padding:.25rem .5rem;overflow:hidden}.data-table thead th{z-index:2;background-color:var(--panel-bg);color:var(--text-secondary);text-align:center;font-weight:500;position:sticky;top:0}.data-table thead .control-row th{top:calc(1.5rem + 1px)}.data-table .rownum{z-index:1;background-color:var(--panel-bg);color:var(--text-secondary);text-align:right;font-weight:500;position:sticky;left:0}.data-table .corner{z-index:3}.data-table .ctl{text-align:center;white-space:nowrap;background-color:var(--panel-bg);vertical-align:middle}.data-table .ctl label{vertical-align:middle;cursor:pointer;align-items:center;padding:0 .15rem;display:inline-flex}.data-table .ctl input{accent-color:var(--accent-color);cursor:pointer;display:block}.data-table .ctl input.not-candidate{opacity:.35}.data-table .ctl input[type=color]{background:0 0;border:none;width:16px;height:16px;padding:0}.data-table tr.is-axis td,.data-table tr.is-axis .rownum,.data-table th.is-axis,.data-table td.is-axis{background-color:var(--axis-bg)}.data-table tr.is-series td,.data-table tr.is-series .rownum,.data-table th.is-series,.data-table td.is-series{background-color:var(--series-bg)}.data-table td.cell-skip{background-color:var(--error-bg);color:var(--error-color);text-decoration:line-through}.table-note{color:var(--text-secondary);padding:.4rem .75rem;font-size:.75rem}.drop-overlay{z-index:100;color:var(--accent-color);background-color:var(--accent-light);border:3px dashed var(--accent-color);pointer-events:none;justify-content:center;align-items:center;font-size:1.5rem;font-weight:600;display:flex;position:fixed;inset:0}@media (width<=720px){header,main{padding:.75rem 1rem}.format-override{margin-left:0}.format-override input{width:140px}}.page-content{max-width:760px;color:var(--text-secondary);flex-direction:column;gap:1.75rem;margin:0 auto;padding:2.5rem 1.5rem 4rem;font-size:.95rem;line-height:1.7;display:flex}.page-content h2{color:var(--text-color);border-bottom:1px solid var(--border-color);margin-bottom:.6rem;padding-bottom:.4rem;font-size:1.15rem}.page-content ul{padding-left:1.25rem}.page-content li{margin-bottom:.4rem}.page-content p{margin-bottom:.6rem}.page-content strong{color:var(--text-color)}.page-content code{background-color:var(--panel-bg);border:1px solid var(--border-color);border-radius:4px;padding:.1em .4em;font-size:.9em}