:root{--bg: #0d0f14;--surface: #161a22;--surface-2: #1d222c;--surface-3: #2a3140;--text: #f2f4f8;--text-dim: #9aa3b2;--accent: #f0b429;--accent-strong: #f0b429;--accent-ink: #201500;--hl: #f0b429;--teal: #5aa9c0;--violet: #b98fe0;--danger: #e1665c;--radius: 14px;color-scheme:dark}:root[data-theme=light]{--bg: #e9ecf1;--surface: #ffffff;--surface-2: #f3f4f7;--surface-3: #d3d8e2;--text: #0f1420;--text-dim: #4a5468;--accent: #e0a010;--accent-strong: #7a4f00;--accent-ink: #1a1200;--hl: #e0a010;--teal: #1f6a78;--violet: #6d43a8;--danger: #c02617;color-scheme:light}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased;transition:background .25s,color .25s}.app{max-width:1040px;margin:0 auto;padding:28px 20px 48px}.header{text-align:center;margin-bottom:24px;padding-bottom:22px;border-bottom:1px solid var(--surface-3)}.topbar{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:16px}.lang-selector{display:flex;gap:6px}.lang-pill{background:var(--surface);color:var(--text-dim);border:1px solid var(--surface-3);border-radius:999px;padding:6px 14px;font-size:.85rem;font-weight:700;font-family:inherit;cursor:pointer;transition:background .2s,color .2s,transform .15s}.lang-pill:hover{transform:translateY(-1px)}.lang-pill.active{background:var(--accent);color:var(--accent-ink);border-color:var(--accent-strong)}.theme-toggle{width:36px;height:36px;background:var(--surface);color:var(--text);border:1px solid var(--surface-3);border-radius:999px;font-size:1rem;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s,transform .15s}.theme-toggle:hover{transform:translateY(-1px);background:var(--surface-2)}.account-chip{display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid 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0;width:min(92vw,560px)}.wheel-arrow{position:absolute;top:4.5%;left:50%;transform:translate(-50%);z-index:2;display:flex;flex-direction:column;align-items:center;gap:2px;pointer-events:none}.wheel-arrow-label{color:var(--accent-strong);font-family:Playfair Display,Georgia,serif;font-weight:700;font-size:1.4rem;text-shadow:0 0 12px rgba(240,180,41,.6)}.wheel-svg{display:block;width:100%;height:auto}.wheel-rotor{transition:transform .7s cubic-bezier(.22,1,.36,1)}.wheel-segment{cursor:pointer;outline:none}.wheel-segment:hover path{filter:brightness(1.12)}.wheel-segment:focus-visible path{stroke:var(--accent);stroke-width:5}.wheel-segment text{transition:transform .7s cubic-bezier(.22,1,.36,1)}.wheel-chord{fill:#fff;font-family:Playfair Display,Georgia,serif;font-size:30px;font-weight:700;paint-order:stroke;stroke:#00000073;stroke-width:5px;pointer-events:none}.wheel-roman{fill:var(--text-dim);font-family:Playfair 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p{margin:0}.footer-family-links{margin-top:8px;display:flex;justify-content:center;gap:8px;font-size:.8rem}.footer-family-links a{color:var(--text-dim);text-decoration:none;transition:color .2s}.footer-family-links a:hover{color:var(--accent-strong)}.family-links{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;margin-top:14px;font-size:.78rem}.family-links-label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.1em;font-size:.7rem}.family-link{color:var(--text-dim);text-decoration:none;border:1px solid var(--surface-3);border-radius:999px;padding:4px 12px;transition:color .2s,border-color .2s}.family-link:hover{color:var(--accent-strong);border-color:var(--accent-strong)}@media (prefers-reduced-motion: reduce){.wheel-rotor,.wheel-segment text,.pill,.btn,.key-chip,.scale-note{transition:none}}@media (max-width: 480px){.controls{grid-template-columns:1fr 1fr}.key-chip{width:48px;height:48px}.panel{padding:18px}}