:root{--background: #020617;--surface: rgba(15, 23, 42, .6);--surface-hover: rgba(30, 41, 59, .8);--primary: #38bdf8;--primary-glow: rgba(56, 189, 248, .3);--accent: #818cf8;--text: #f8fafc;--text-muted: #94a3b8;--border: rgba(255, 255, 255, .1);--border-focus: rgba(56, 189, 248, .5);--error: #f43f5e;--success: #10b981;--card-bg: rgba(15, 23, 42, .4);--card-blur: 16px}*{box-sizing:border-box;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;padding:0;background-color:var(--background);background-image:radial-gradient(circle at 0% 0%,rgba(56,189,248,.05) 0%,transparent 50%),radial-gradient(circle at 100% 100%,rgba(129,140,248,.05) 0%,transparent 50%);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;overflow-x:hidden;min-height:100vh}button{cursor:pointer;border:none;background:none;color:inherit;font-family:inherit}input{background:#0003;border:1px solid var(--border);color:var(--text);padding:.875rem 1.25rem;border-radius:12px;font-size:1rem;width:100%;transition:all .3s cubic-bezier(.4,0,.2,1)}input:focus{outline:none;border-color:var(--border-focus);background:#0000004d;box-shadow:0 0 0 4px var(--primary-glow)}.glass-card{background:var(--card-bg);backdrop-filter:blur(var(--card-blur));-webkit-backdrop-filter:blur(var(--card-blur));border:1px solid var(--border);border-radius:24px;box-shadow:0 8px 32px #0000005e}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;padding:.875rem 1.75rem;border-radius:12px;font-weight:600;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;align-items:center;justify-content:center;gap:.625rem;box-shadow:0 4px 12px var(--primary-glow)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 20px var(--primary-glow);filter:brightness(1.1)}.btn-primary:disabled{opacity:.6;transform:none;cursor:not-allowed}.btn-secondary{background:var(--surface);border:1px solid var(--border);color:var(--text);padding:.875rem 1.75rem;border-radius:12px;font-weight:600;transition:all .3s ease}.btn-secondary:hover{background:var(--surface-hover);border-color:var(--border-focus)}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--background)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:5px;border:2px solid var(--background)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}@keyframes pulse-glow{0%{box-shadow:0 0 #38bdf866}70%{box-shadow:0 0 0 10px #38bdf800}to{box-shadow:0 0 #38bdf800}}.glow-effect{animation:pulse-glow 2s infinite}