:root{--ink: #0f172a;--muted: #64748b;--faint: #94a3b8;--line: #e9edf2;--bg: #eef1f5;--brand: #2563eb;--brand-d: #1d4ed8;--brand-soft: #eff6ff;--brand-grad: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);--ok: #16a34a;--err: #dc2626;--radius: 18px;--shadow: 0 1px 3px rgba(15,23,42,.06), 0 8px 24px -12px rgba(15,23,42,.12)}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}@keyframes fadeUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes pop{0%{transform:scale(.8);opacity:0}60%{transform:scale(1.08)}to{transform:scale(1);opacity:1}}@keyframes spin{to{transform:rotate(360deg)}}.tc-shell{display:grid;grid-template-columns:38% 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