:root{--bg-primary:#0a0a0b;--bg-secondary:#141416;--bg-card:#1a1a1d;--text-primary:#f4f4f5;--text-secondary:#a1a1aa;--accent:#22d3ee;--accent-hover:#67e8f9;--border:#27272a;--font-sans:"Inter", -apple-system, blinkmacsystemfont, "Segoe UI", roboto, sans-serif}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);min-height:100vh;line-height:1.6}a{color:var(--accent);text-decoration:none;transition:color .2s}a:hover{color:var(--accent-hover)}.container{width:100%;max-width:480px;margin:0 auto;padding:0 1.5rem}@media (width>=640px){.container{max-width:560px}}@media (width>=768px){.container{max-width:640px}}