:root{--font-display: "Fraunces", "Iowan Old Style", Georgia, serif;--font-body: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "SF Mono", ui-monospace, monospace}:root{color-scheme:light;--bg: #F8F1E0;--fg: #2A1F16;--muted: #6B5C4A;--line: rgba(42, 31, 22, .16);--board-bg: #1a1715;--accent: #3F8AA8}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--fg);font-family:Inter,system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.45}button{font:inherit}.app{position:relative;height:100%;width:100%;margin:0 auto;padding:12px 12px 16px;display:flex;flex-direction:column;gap:10px;max-width:100%}h1{margin:0;font-family:Fraunces,serif;font-size:24px;font-weight:600;letter-spacing:-.01em}.muted{color:var(--muted);font-size:13px}.muted.small{font-size:12px}.head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.head-actions{display:flex;gap:6px}.ghost{height:36px;width:36px;padding:0;border:1px solid var(--line);background:transparent;color:var(--fg);cursor:pointer;border-radius:0;font-size:14px}.mode-row{display:flex;gap:6px}.tab{height:auto;padding:6px 12px;border:1px solid var(--line);background:transparent;color:var(--fg);font-size:13px;border-radius:999px;cursor:pointer;text-transform:capitalize}.tab.active{background:var(--accent);border-color:var(--accent);color:#fff}.play-row{display:grid;grid-template-columns:80px minmax(0,1fr) 80px;gap:12px;flex:1;min-height:0;align-items:start;justify-content:center}.side{display:flex;flex-direction:column;gap:8px;align-items:center}.hold{display:flex;flex-direction:column;align-items:center;gap:4px}.piece-mini{width:56px;height:56px;border:1px solid var(--line);background:#fff;display:flex;align-items:center;justify-content:center;font-family:Fraunces,serif;font-size:18px;color:#fff}.piece-mini.empty{background:#2a1f160f;color:var(--muted)}.status{margin:0;font-family:Fraunces,serif;font-size:14px;text-align:center;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}.board{position:relative;display:grid;grid-template-rows:repeat(20,1fr);gap:1px;background:linear-gradient(180deg,#161310,#1f1c19);padding:1px;aspect-ratio:10 / 20;max-height:70vh;margin:0 auto;width:100%;max-width:360px}.active-overlay{position:absolute;inset:1px;pointer-events:none;display:block}.active-tile{position:absolute;display:block;border-radius:1px;box-shadow:inset 0 -3px #00000038,inset 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toast-out{0%{opacity:1;transform:translate(0)}to{opacity:0;transform:translate(40px)}}.overlay{display:flex;flex-direction:column;gap:8px;align-items:center;padding:16px;background:#f8f1e0f0;border:1px solid var(--line)}.finish-line{margin:0;font-family:Fraunces,serif;font-size:20px}button.primary{height:44px;padding:0 22px;border:1px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer;border-radius:0}body[data-theme=forest]{--bg: #0F1F12;--board-bg: #0A140C;--accent: #4FA487}body[data-theme=forest] .board{background:linear-gradient(180deg,#0a140c,#0f1f12)}body[data-theme=clean]{--bg: #F8F1E0;--board-bg: #fff;--accent: #2A1F16;color:#2a1f16}body[data-theme=clean] .board{background:linear-gradient(180deg,#fff,#f0e8d4)}body[data-theme=clean] .cell{background:#0000000f}.level-flash{position:fixed;inset:0;background:#fff9;pointer-events:none;z-index:60;opacity:0;animation:level-flash .38s ease-out forwards}@keyframes 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