:root{--bg-color:#f3f4f6;--surface-color:#fff;--text-primary:#111827;--text-secondary:#4b5563;--border-color:#e5e7eb;--primary:#3b82f6;--primary-hover:#2563eb;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--glass-bg:#ffffffb3;--glass-border:#fff3;--glass-shadow:0 4px 30px #0000001a;--glass-blur:blur(10px)}[data-theme=dark]{--bg-color:#0f172a;--surface-color:#1e293b;--text-primary:#f8fafc;--text-secondary:#94a3b8;--border-color:#334155;--primary:#3b82f6;--primary-hover:#60a5fa;--glass-bg:#1e293bb3;--glass-border:#ffffff0d;--glass-shadow:0 4px 30px #0000004d}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg-color:#0f172a;--surface-color:#1e293b;--text-primary:#f8fafc;--text-secondary:#94a3b8;--border-color:#334155;--primary:#3b82f6;--primary-hover:#60a5fa;--glass-bg:#1e293bb3;--glass-border:#ffffff0d;--glass-shadow:0 4px 30px #0000004d}}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-primary);min-height:100vh;font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5;transition:background-color .3s,color .3s}.glass-panel{background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:16px;padding:24px}.container{max-width:1200px;margin:0 auto;padding:16px}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-4{gap:16px}.gap-6{gap:24px}.btn{cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-size:1rem;font-weight:600;transition:all .2s;display:inline-flex}.btn:active{transform:scale(.98)}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover)}.btn-danger{background-color:var(--danger);color:#fff}.btn-danger:hover{opacity:.9}.btn-ghost{color:var(--text-primary);border:1px solid var(--border-color);background-color:#0000}.btn-ghost:hover{background-color:var(--surface-color)}.btn-block{width:100%}.form-group{flex-direction:column;gap:8px;margin-bottom:16px;display:flex}.form-label{color:var(--text-secondary);font-size:.9rem;font-weight:500}.form-control{border:1px solid var(--border-color);background-color:var(--surface-color);color:var(--text-primary);border-radius:8px;padding:12px;font-size:1rem;transition:border-color .2s}.form-control:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 2px #3b82f633}.card{background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:12px;padding:20px;box-shadow:0 1px 3px #0000001a}.text-center{text-align:center}.text-xl{font-size:1.25rem;font-weight:700}.text-2xl{font-size:1.5rem;font-weight:700}.text-3xl{font-size:1.875rem;font-weight:800}.text-muted{color:var(--text-secondary)}.text-danger{color:var(--danger)}.text-success{color:var(--success)}.grid{display:grid}.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:repeat(3,1fr)}.grid-cols-4{grid-template-columns:repeat(4,1fr)}@media (width<=768px){.grid-cols-2,.grid-cols-3,.grid-cols-4{grid-template-columns:1fr}}html{scroll-behavior:smooth}.fade-in-up{opacity:0;animation:.8s cubic-bezier(.16,1,.3,1) forwards fadeInUp;transform:translateY(20px)}@keyframes fadeInUp{to{opacity:1;transform:translateY(0)}}.gradient-text{background:linear-gradient(135deg, var(--primary) 0%, #10b981 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.landing-section{flex-direction:column;justify-content:center;min-height:100vh;padding:80px 20px;display:flex}.hover-lift{transition:transform .3s cubic-bezier(.16,1,.3,1),box-shadow .3s}.hover-lift:hover{transform:translateY(-5px);box-shadow:0 10px 40px #0000001a}[data-theme=dark] .hover-lift:hover{box-shadow:0 10px 40px #00000080}