:root{--bg:#faf8f3;--ink:#1d2b26;--mut:#6b7872;--brand:#1f5c4a;--line:#e1ddd2;--card:#fff;--warn:#a4452c}@media (prefers-color-scheme:dark){:root{--bg:#141a17;--ink:#e9efeb;--mut:#9aa8a1;--brand:#5fb596;--line:#2a3430;--card:#1b2420;--warn:#e08a6f}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,-apple-system,Segoe UI,sans-serif}.app{max-width:760px;margin:0 auto;padding:env(safe-area-inset-top) 16px 40px}header{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid var(--line);margin-bottom:18px}header b{font-size:20px;color:var(--brand)}h2{font-size:18px;margin:22px 0 8px}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin:8px 0}.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.chip{border:1px solid var(--line);background:var(--card);color:var(--ink);padding:8px 14px;border-radius:999px;font-size:15px}.chip.on{background:var(--brand);color:#fff;border-color:var(--brand)}button,input,select{font:inherit;color:var(--ink)}input,select{padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--card);width:100%}.btn{background:var(--brand);color:#fff;border:0;border-radius:8px;padding:10px 16px;cursor:pointer}.btn.alt{background:transparent;color:var(--brand);border:1px solid var(--brand)}.link{background:none;border:0;color:var(--mut);cursor:pointer}.mut{color:var(--mut);font-size:14px}.err{color:var(--warn)}.center{text-align:center;margin-top:30vh}.login{max-width:340px;margin:18vh auto;display:grid;gap:10px;padding:0 16px}:focus-visible{outline:3px solid var(--brand);outline-offset:2px}