:root{--bg: #0a0a0a;--surface: #141414;--surface-2: #1c1c1c;--border: #2a2a2a;--text: #ededed;--muted: #8a8a8a;--accent: #4ade80;--warn: #fbbf24;--danger: #f87171;--intake: #60a5fa;--burn: #f472b6;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;color-scheme:dark}*{box-sizing:border-box}html,body,#root{margin:0;height:100%;background:var(--bg);color:var(--text)}body{-webkit-font-smoothing:antialiased}button{font:inherit;color:inherit;background:var(--surface-2);border:1px solid var(--border);border-radius:10px;padding:10px 14px;cursor:pointer;transition:background .12s ease}button:hover{background:var(--surface)}button:disabled{opacity:.5;cursor:progress}a{color:var(--accent);text-decoration:none}