@import url("https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700&family=JetBrains+Mono:wght@400;600&display=swap");:root{--nav-h:52px;--bg:#faf8f2;--bg-soft:#f5f0e8;--text:#3d3d3d;--text-muted:#8a8a8a;--accent:#6b8f5e;--accent-hover:#5a7d4e;--warm:#e8a87c;--warm-light:#f5d5c0;--error:#d4886b;--correct:#7fb069;--surface:#ffffff;--border:#e8e0d4;--shadow:rgba(0,0,0,0.06);--radius-sm:8px;--radius-md:14px;--radius-lg:20px;--radius-xl:28px;--font-body:"Nunito",sans-serif;--font-mono:"JetBrains Mono",monospace}*{margin:0;padding:0;box-sizing:border-box}body,html{height:100%;font-family:var(--font-body);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}button{font-family:var(--font-body);cursor:pointer}.btn-primary{background:var(--accent);color:white;border:none;padding:12px 32px;border-radius:var(--radius-xl);font-size:1.1rem;font-weight:600;transition:background .2s}.btn-primary:hover{background:var(--accent-hover)}.btn-ghost{background:none;border:2px solid var(--border);color:var(--text);padding:10px 24px;border-radius:var(--radius-xl);font-size:1rem;font-weight:600;transition:border-color .2s}.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}.seedspark-nav{position:fixed;top:0;left:0;right:0;height:52px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 1.25rem;z-index:50;background:var(--bg);border-bottom:1px solid var(--border)}.nav-left{display:flex;align-items:center}.nav-title{font-size:1rem;font-weight:700;text-align:center;white-space:nowrap}.nav-right{justify-content:flex-end;gap:.5rem}.nav-logo,.nav-right{display:flex;align-items:center}.nav-logo{gap:6px;font-size:1rem;font-weight:700;color:var(--text)!important;text-decoration:none;opacity:.6;transition:opacity .2s}.nav-logo:hover{opacity:1}.nav-logo span{font-size:.85rem;letter-spacing:.02em}.nav-back{background:none;border:none;color:var(--accent);font-size:.9rem;font-weight:600;cursor:pointer;padding:0;transition:opacity .2s}.nav-back:hover{opacity:.7}.nav-player{font-size:.85rem;font-weight:600;color:var(--text-muted);display:flex;align-items:center;gap:4px}