:root{color-scheme:light;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.4;font-weight:400;color:#111827;background:#eef0f5;--surface: #ffffff;--surface-soft: #f7f8fb;--text: #111827;--muted: #737780;--border: #d9dde5;--chart-bg: #ffffff;--cyan: #20bfd4;--teal: #12b9c6;--orange: #ff8426;--danger: #c0362c;--accent: #1d8cf0}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:var(--background, #eef0f5)}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}.app{min-height:100vh}.topbar{position:sticky;top:0;z-index:10;display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:center;padding:12px 20px;border-bottom:1px solid rgba(17,24,39,.08);background:#f7f8fbeb;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.topbar h1{margin:0;font-size:clamp(1.3rem,2vw,1.8rem);letter-spacing:0}.topbar .danger{justify-self:end}.workbench{width:min(1120px,100%);margin:0 auto;padding:20px;display:grid;gap:18px}.notice,.empty-state{padding:12px 14px;border:1px solid #f3c96b;border-radius:8px;background:#fff7df;color:#5f4500}.empty-state{border-color:var(--border);background:var(--surface);color:var(--muted);text-align:center}.panel{padding:14px;border:1px solid rgba(17,24,39,.1);border-radius:8px;background:var(--surface);box-shadow:0 1px 2px #1118270d}.chart-panel{height:180px}.section-title{display:flex;align-items:center;gap:8px;min-width:0}.compact-title{margin-top:12px}.section-title h2,.section-title h3{margin:0;min-width:0;overflow-wrap:anywhere;letter-spacing:0}.section-title h2{font-size:1.35rem}.section-title h3{font-size:1.05rem}.title-icon{flex:0 0 auto;font-weight:800;color:#0f172a}.title-spacer{flex:1}.source-block{display:grid;gap:10px}.segmented{display:inline-grid;grid-auto-flow:column;grid-auto-columns:1fr;padding:3px;border-radius:8px;background:#e6e8ee}.segmented button{min-width:78px;border:0;border-radius:7px;padding:8px 12px;background:transparent;color:var(--text)}.segmented.compact button{min-width:66px;padding:6px 10px}.segmented .active{background:var(--surface);box-shadow:0 1px 4px #11182714}.row{display:flex;gap:12px;align-items:center;margin-top:12px}.grid-2,.grid-3{display:grid;gap:12px;margin-top:12px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,auto));justify-content:start}.field-label{display:inline-flex;align-items:center;gap:6px;font-weight:650;min-width:140px}.check-label{display:inline-flex;align-items:center;gap:8px}input,select{min-height:36px;border:1px solid var(--border);border-radius:8px;padding:7px 10px;background:var(--surface);color:var(--text)}input[type=range]{min-width:min(360px,48vw);padding:0}.market-load-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;margin-top:12px}.primary-button,.ghost-button,.small-button,.file-button{border:1px solid var(--border);border-radius:8px;padding:8px 12px;background:var(--surface);color:var(--text);text-decoration:none}.primary-button{border-color:var(--accent);background:var(--accent);color:#fff}.ghost-button{background:transparent}.danger{color:var(--danger)}.file-button{display:inline-flex;justify-content:center;width:fit-content;border-color:var(--accent);color:var(--accent)}.file-button input{display:none}.icon-button{display:inline-grid;place-items:center;width:28px;height:28px;border:0;border-radius:50%;background:#eef0f5;color:#4b5563;font-weight:700}.muted{color:var(--muted)}.count,.mono{font-variant-numeric:tabular-nums}.error{color:var(--danger)}.chart-shell{position:relative;margin-top:10px}.chart-tools{position:absolute;z-index:2;right:8px;top:8px;display:inline-flex;align-items:center;gap:6px}.line-chart{display:block;width:100%;height:auto;min-height:190px;touch-action:none}.line-chart.interactive{cursor:grab}.grid-line{stroke:#e5e7eb;stroke-width:1}.grid-line.light{stroke:#e5e7eba6}.axis-label{fill:#858a93;font-size:13px}.axis-label.endpoint{display:none}.spectrum-bars{display:flex;align-items:end;gap:4px;height:116px;padding-top:10px}.spectrum-bar{flex:1 1 0;min-width:3px;border:1px solid rgba(17,24,39,.25);border-radius:5px 5px 2px 2px;background:var(--teal)}.spectrum-bar.selected{background:var(--orange)}.info-wrap{position:relative;display:inline-flex}.info-button{width:24px;height:24px;font-size:.85rem}.popover{position:absolute;left:50%;top:32px;transform:translate(-50%);z-index:30;display:grid;gap:9px;width:min(340px,calc(100vw - 40px));padding:14px;border:1px solid var(--border);border-radius:8px;background:var(--surface);box-shadow:0 14px 40px #1118272e}.popover-title{font-weight:750}.popover-summary{color:var(--muted);font-size:.92rem}.popover-detail{font-size:.92rem}.modal-backdrop{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:18px;background:#0f172a5c}.modal{width:min(520px,100%);max-height:calc(100vh - 36px);overflow:auto;padding:18px;border-radius:8px;background:var(--surface)}.link-list{display:grid;gap:8px}.link-list a{color:var(--accent)}@media(max-width:760px){.topbar{grid-template-columns:auto 1fr auto;padding-inline:12px}.workbench{padding:12px}.row{align-items:stretch;flex-direction:column}.field-label{min-width:0}.grid-2,.grid-3,.market-load-row{grid-template-columns:1fr}input[type=range]{width:100%}.chart-panel{height:170px}.popover{left:0;transform:none}}