:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#241b32;background:#f7f4fb;font-synthesis:none;text-rendering:optimizeLegibility;--purple: #6d28d9;--purple-dark: #4c1d95;--purple-soft: #ede9fe;--ink: #241b32;--muted: #6b6473;--border: #ddd6e8;--paper: #ffffff;--danger: #b42318;--success: #067647;--shadow: 0 8px 24px rgba(62, 35, 95, .08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh;background:#f7f4fb;color:var(--ink)}button,input,select,textarea{font:inherit}button{cursor:pointer}img,canvas{max-width:100%}a{color:var(--purple-dark)}.app-shell{min-height:100vh;padding-bottom:72px}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 14px;background:#fffffff5;border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.brand{display:flex;align-items:center;gap:9px;min-width:0}.brand-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:var(--purple);color:#fff;font-weight:800}.brand-copy{min-width:0}.brand-name{font-size:1rem;font-weight:800;line-height:1.05}.brand-tag{font-size:.72rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:56vw}.desktop-nav{display:none;gap:4px}main{width:min(100%,980px);margin:0 auto;padding:12px 12px 18px}.page{display:none}.page.active{display:block}.hero,.panel,.card{background:var(--paper);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow)}.hero{padding:16px}.hero h1{margin:0 0 6px;font-size:clamp(1.5rem,7vw,2.3rem);line-height:1.06}.hero p{margin:0;color:var(--muted);line-height:1.45}.eyebrow{margin:0 0 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24px}.tool-grid{grid-template-columns:repeat(3,1fr)}.split{grid-template-columns:1fr 1fr}.scroll-controls{bottom:20px;right:14px}.hero{padding:18px}}