*{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary: #0a0e17;--bg-secondary: #111827;--bg-card: #1a1f2e;--border: #1e2533;--border-hover: #2a3345;--text-primary: #e1e4e8;--text-secondary: #9ca3af;--text-muted: #6b7280;--text-dim: #4b5563;--accent: #3b82f6;--accent-hover: #2563eb;--accent-glow: rgba(59, 130, 246, .15);--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--mono: "SF Mono", "Fira Code", "Cascadia Code", monospace}body{font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);min-height:100vh;-webkit-font-smoothing:antialiased}.app{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;max-width:720px;width:100%;margin:0 auto;padding:32px 20px 64px}.hero{text-align:center;margin-bottom:40px}.hero h1{font-size:32px;font-weight:700;margin-bottom:12px;background:linear-gradient(135deg,#3b82f6,#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero-sub{color:var(--text-muted);font-size:15px;line-height:1.6;max-width:440px;margin:0 auto}.auth-section,.connect-section{display:flex;flex-direction:column;align-items:center;padding-top:60px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border:none;border-radius:12px;font-family:var(--font);font-size:15px;font-weight:600;cursor:pointer;transition:all .2s ease}.btn:active{transform:scale(.97)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-primary{background:linear-gradient(135deg,#3b82f6,#6366f1);color:#fff}.btn-primary:hover:not(:disabled){box-shadow:0 0 24px #3b82f64d}.btn-accent{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff}.btn-accent:hover:not(:disabled){box-shadow:0 0 24px #ef44444d}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text-primary)}.btn-outline:hover:not(:disabled){border-color:var(--border-hover);background:var(--bg-card)}.card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:16px;padding:24px}.card-title{font-size:14px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:16px}.spinner{display:inline-block;width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error-toast{background:#1c1117;border:1px solid #7f1d1d;border-radius:12px;padding:14px 18px;color:#fca5a5;font-size:14px;margin-bottom:16px;animation:slideIn .3s ease}@keyframes slideIn{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@media(max-width:480px){.hero h1{font-size:24px}.main-content{padding:20px 16px 48px}}