:root{color-scheme:dark;--bg:#101619;--panel:#192226;--ink:#e9f0eb;--muted:#a5b8b0;--line:#33413b;--accent:#b2e48b;font-family:Inter,ui-sans-serif,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);line-height:1.6}header,main,footer{max-width:1100px;margin:auto;padding:28px 32px}header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}a{color:var(--accent);text-underline-offset:4px}.brand{font-size:17px;font-weight:800;letter-spacing:.12em;text-decoration:none}.badge,.eyebrow{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}.badge{border:1px solid var(--line);border-radius:20px;padding:5px 12px}.hero{padding:46px 0 34px}.hero h1{font-size:clamp(34px,6vw,64px);line-height:1.08;letter-spacing:-.05em;max-width:800px;margin:14px 0 24px}.hero p{max-width:630px;color:var(--muted);font-size:18px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}.card{background:var(--panel);border:1px solid var(--line);padding:26px;border-radius:14px}.card h2{margin:8px 0}.card p,.muted{color:var(--muted)}.number{font-family:ui-monospace,monospace;color:var(--accent);font-size:13px}button,.button{display:inline-block;padding:10px 17px;border:1px solid var(--accent);border-radius:7px;background:var(--accent);color:#152111;font:inherit;font-weight:650;text-decoration:none;cursor:pointer}.secondary{background:transparent;color:var(--ink);border-color:var(--line)}button:hover,.button:hover{filter:brightness(1.08)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--accent);outline-offset:4px}input,textarea,select{display:block;width:100%;padding:11px;background:#111a1d;color:var(--ink);border:1px solid var(--line);border-radius:6px;font:inherit;margin:7px 0 18px}textarea{resize:vertical;min-height:85px}label{font-size:14px;color:var(--muted)}.toolbar{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin:22px 0}.toolbar h2{margin-right:auto}.board{margin-top:28px}.idea{display:flex;flex-direction:column}.idea h3{margin:8px 0;overflow-wrap:anywhere}.idea p{white-space:pre-wrap;overflow-wrap:anywhere}.idea .toolbar{margin-top:auto;padding-top:12px}.idea select{margin:0}.idea small{color:var(--muted)}.empty{text-align:center;padding:48px;border:1px dashed var(--line);border-radius:14px;color:var(--muted)}footer{margin-top:44px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}#notice{min-height:26px;color:var(--accent)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:600px){header,main,footer{padding:22px 18px}.hero{padding-top:28px}.badge{font-size:10px}.card{padding:20px}}