:root{--green: #15803d;--green-dark: #166534;--ink: #1f2328;--muted: #5c6470;--line: #e3e5e8;--bg: #f6f7f9;--card: #fff;--red: #b42318;--amber: #b45309;--blue: #1d4ed8}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,sans-serif;font-size:16px}body{padding-bottom:env(safe-area-inset-bottom)}#app{max-width:40rem;margin:0 auto;min-height:100vh}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}.topbar{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding:.75rem 1rem;background:var(--green);color:#fff;position:sticky;top:0;z-index:2;padding-top:calc(.75rem + env(safe-area-inset-top))}.topbar h1{font-size:1.1rem;margin:0;font-weight:600}.topbar .who{font-size:.85rem;opacity:.9}.topbar button{background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff;border-radius:6px;padding:.3rem .6rem;font-size:.85rem}.topbar 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