:root{--ink:#102a3a;--ink-soft:#4a6272;--water:#0b7a8c;--water-deep:#075b69;--water-wash:#e3f1f3;--ice:#f2f6f8;--surface:#fff;--line:#d9e2e8;--changed:#c9781f;--danger:#b3261e;--font:"IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;--radius:8px;--header-height:64px;--rail-width:400px}*,:before,:after{box-sizing:border-box}html{scroll-padding-top:calc(var(--header-height) + 16px)}body{background:var(--ice);color:var(--ink);font-family:var(--font);-webkit-font-smoothing:antialiased;margin:0;font-size:15px;line-height:1.5}h1,h2,h3,p{margin:0}a{color:var(--water-deep);text-underline-offset:2px}a:hover{color:var(--ink)}:focus-visible{outline:2px solid var(--water);outline-offset:2px}.app-header{z-index:100;height:var(--header-height);background:var(--ink);color:#fff;align-items:center;gap:16px;padding:0 24px;display:flex;position:sticky;top:0}.wordmark{color:#fff;white-space:nowrap;flex-direction:column;line-height:1.15;text-decoration:none;display:flex}.wordmark:hover{color:#fff}.wordmark__name{letter-spacing:-.01em;font-size:18px;font-weight:600}.wordmark__model{color:#9fc3cf;font-size:12px}.app-header__picker{flex:1;min-width:0;max-width:720px;margin-left:16px}.app-header__spacer{flex:1}.header-button{border-radius:var(--radius);color:#fff;height:40px;font:inherit;white-space:nowrap;cursor:pointer;background:0 0;border:1px solid #ffffff47;align-items:center;gap:6px;padding:0 12px;font-weight:500;display:inline-flex}.header-button:hover{background:#ffffff1f}.header-button:focus-visible{outline-color:#fff}.header-button svg{font-size:20px}.scenario-select .react-select__control{border-radius:var(--radius);min-height:40px;box-shadow:none;cursor:text;border:0}.scenario-select .react-select__control--is-focused{box-shadow:0 0 0 2px #7fd0dc}.scenario-select .react-select__single-value{color:var(--ink);font-weight:600}.scenario-select .react-select__placeholder{color:var(--ink-soft)}.scenario-select .react-select__menu{border:1px solid var(--line);border-radius:var(--radius);color:var(--ink);margin-top:6px;overflow:hidden;box-shadow:0 12px 32px #102a3a2e}.scenario-select .react-select__group-heading{color:var(--water-deep);text-transform:none;margin:0;padding:10px 14px 4px;font-size:13px;font-weight:600}.scenario-select .react-select__option{cursor:pointer;padding:8px 14px}.scenario-select .react-select__option--is-focused{background:var(--water-wash)}.scenario-select .react-select__option--is-selected{background:var(--water);color:#fff}.page{max-width:1680px;margin:0 auto;padding:24px}.notice{border:1px solid var(--line);border-left:4px solid var(--changed);border-radius:var(--radius);background:var(--surface);margin-bottom:16px;padding:12px 16px}.notice--error{border-left-color:var(--danger)}.scenario-head{justify-content:space-between;align-items:flex-start;gap:24px;margin-bottom:24px;display:flex}.scenario-head__title{letter-spacing:-.02em;font-size:30px;font-weight:600;line-height:1.2}.scenario-head__question{color:var(--water-deep);margin-top:2px;font-size:17px}.scenario-head__description{max-width:76ch;color:var(--ink-soft);margin-top:8px}.scenario-head__actions{flex-shrink:0;gap:8px;display:flex}.workbench{grid-template-columns:var(--rail-width) minmax(0, 1fr);align-items:start;gap:24px;display:grid}.workbench--charts-only{grid-template-columns:minmax(0,1fr)}.panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.panel+.panel{margin-top:16px}.panel__head{justify-content:space-between;align-items:baseline;gap:12px;padding:16px 20px 0;display:flex}.panel__title{font-size:17px;font-weight:600}.panel__hint{color:var(--ink-soft);font-size:13px}.panel__body{padding:12px 20px 20px}.rail{top:calc(var(--header-height) + 16px);max-height:calc(100vh - 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