:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f4f7fb;--panel:#fff;--panel-soft:#f8fafc;--border:#d7e0ea;--text:#102033;--muted:#5a6c80;--accent:#1d4ed8;--accent-soft:#dbeafe;--error-bg:#fef2f2;--error-border:#fecaca;--error-text:#991b1b;--shadow:0 12px 36px #10203314}*{box-sizing:border-box}html{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}body{background:radial-gradient(circle at top,#dbeafee6,transparent 35%),linear-gradient(180deg,#f8fbff 0%,var(--bg)100%);min-height:100vh;color:var(--text);margin:0}a{color:inherit}button,input{font:inherit}.page-shell{width:min(1100px,100% - 32px);margin:0 auto;padding:48px 0 72px}.hero-card,.panel{background:var(--panel);box-shadow:var(--shadow);border:1px solid #d7e0eacc}.hero-card{border-radius:28px;margin-bottom:24px;padding:32px}.hero-card h1{margin:8px 0 12px;font-size:clamp(2.2rem,5vw,3.7rem);line-height:1.02}.hero-copy{max-width:760px;color:var(--muted);font-size:1.06rem;line-height:1.75}.eyebrow{background:var(--accent-soft);color:var(--accent);border-radius:999px;align-items:center;padding:8px 12px;font-size:.92rem;font-weight:600;display:inline-flex}.grid-layout{grid-template-columns:1.05fr .95fr;gap:24px;display:grid}.secondary-grid{margin-top:24px}.panel{border-radius:24px;padding:28px}.panel h2{margin:0 0 8px;font-size:1.45rem}.muted{color:var(--muted);margin:0 0 24px;line-height:1.7}.field{margin-bottom:18px;display:block}.field span,.field-label{margin-bottom:8px;font-size:.95rem;font-weight:600;display:block}input{border:1px solid var(--border);width:100%;color:var(--text);background:#fff;border-radius:16px;padding:14px 16px;transition:border-color .16s,box-shadow .16s}input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 4px #1d4ed81f}.chips{flex-wrap:wrap;gap:10px;display:flex}.chip{border:1px solid var(--border);background:var(--panel-soft);cursor:pointer;border-radius:999px;padding:10px 14px;transition:transform .12s,border-color .12s,background .12s}.chip:hover{border-color:var(--accent);background:#eff6ff;transform:translateY(-1px)}.result-panel{flex-direction:column;display:flex}.result-box,.explanation-box,.alert-error{border:1px solid var(--border);background:var(--panel-soft);border-radius:18px;padding:18px 18px 20px}.result-box+.result-box,.result-box+.explanation-box,.result-box+.alert-error,.explanation-box+.result-box{margin-top:14px}.result-label{color:var(--muted);margin-bottom:6px;font-size:.92rem}.result-value{font-size:1.5rem;font-weight:700;line-height:1.25}.explanation-box p,.notes-list{color:var(--muted);margin:0;line-height:1.8}.alert-error{background:var(--error-bg);border-color:var(--error-border);color:var(--error-text)}.notes-list{padding-left:18px}.notes-list li+li{margin-top:8px}@media (max-width:900px){.grid-layout{grid-template-columns:1fr}.page-shell{width:min(100% - 20px,1100px);padding-top:20px;padding-bottom:48px}.hero-card,.panel{padding:22px}}