:root{--bg:#07131f;--bg-elevated:#0b1d2e;--fg:#e8f0f8;--fg-muted:#7a9ab5;--accent:#14b8a6;--accent-bright:#5eead4;--accent-dim:#0d9488;--card:#0e2438;--border:#1a3a52;--focus:#5eead4;--error:#f87171;--warning:#fbbf24;--success:#34d399;--shadow:#0006;--radius:12px;--radius-sm:8px;--transition:.2s ease}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;color:var(--fg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;padding:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.5}.skip-link{background:var(--accent);color:var(--bg);border-radius:var(--radius-sm);z-index:1000;padding:.5rem 1rem;font-weight:600;text-decoration:none;position:absolute;top:-100%;left:1rem}.skip-link:focus{top:1rem}.app-shell{min-height:100vh;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);grid-template-rows:auto 1fr 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