:root{--bg-gradient-start: #0f172a;--bg-gradient-end: #1e1b4b;--sidebar-bg: rgba(15, 23, 42, .6);--glass-border: rgba(255, 255, 255, .1);--accent-primary: #818cf8;--accent-secondary: #34d399}body{background:linear-gradient(135deg,var(--bg-gradient-start),var(--bg-gradient-end));color:#f8fafc;font-family:Inter,system-ui,-apple-system,sans-serif}.glass-panel{background:#ffffff0d;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border)}.glass-button{background:#ffffff1a;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.2);transition:all .3s ease}.glass-button:hover{background:#fff3;transform:translateY(-1px);box-shadow:0 4px 12px #0000001a}.msg-user{background:linear-gradient(135deg,#6366f1,#4f46e5);box-shadow:0 4px 12px #4f46e54d}.msg-bot{background:#1e293bcc;border:1px solid rgba(255,255,255,.1);box-shadow:0 2px 8px #0000001a}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#0000001a}::-webkit-scrollbar-thumb{background:#fff3;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#ffffff4d}h1,h2,h3,h4,h5,h6{letter-spacing:-.02em}code{font-family:Fira Code,monospace}