:root{--primary:#6366f1;--primary-hover:#4f46e5;--secondary:#a855f7;--dark:#0f172a;--light:#f8fafc;--border:#e2e8f0;--text:#334155;--text-light:#64748b;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--font-sans:system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);color:var(--dark);-webkit-font-smoothing:antialiased;background-color:#f1f5f9;line-height:1.5}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.app-container{flex-direction:column;min-height:100vh;display:flex}.navbar{border-bottom:1px solid var(--border);z-index:50;background-color:#fff;justify-content:space-between;align-items:center;padding:1rem 2rem;display:flex;position:sticky;top:0}.logo-container{color:var(--dark);align-items:center;gap:.5rem;font-size:1.35rem;font-weight:700;display:flex}.logo-icon{background:linear-gradient(135deg, var(--primary), var(--secondary));color:#fff;border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;font-weight:900;display:flex}.nav-links{align-items:center;gap:1.5rem;display:flex}.nav-link{color:var(--text-light);font-weight:500}.nav-link:hover,.nav-link.active{color:var(--primary)}.main-content{flex:1;width:100%;max-width:1200px;margin:0 auto;padding:2rem 1.5rem}.card{border:1px solid var(--border);background-color:#fff;border-radius:12px;margin-bottom:1.5rem;padding:1.5rem;box-shadow:0 1px 3px #0000000d}.card-title{color:var(--dark);margin-bottom:1rem;font-size:1.2rem;font-weight:600}.form-group{margin-bottom:1.25rem}.form-label{color:var(--text);margin-bottom:.375rem;font-size:.875rem;font-weight:600;display:block}.form-control{border:1px solid var(--border);background-color:#fff;border-radius:8px;outline:none;width:100%;padding:.625rem .875rem;font-size:.95rem;transition:border-color .15s}.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px #6366f11a}textarea.form-control{resize:vertical;min-height:100px}.btn{cursor:pointer;border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;gap:.5rem;padding:.625rem 1.25rem;font-size:.95rem;font-weight:600;transition:all .15s;display:inline-flex}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover)}.btn-secondary{border-color:var(--border);color:var(--text);background-color:#fff}.btn-secondary:hover{background-color:var(--light)}.btn-accent{background:linear-gradient(135deg, var(--primary), var(--secondary));color:#fff}.btn-accent:hover{opacity:.95}.btn-danger{background-color:var(--danger);color:#fff}.btn:disabled{opacity:.6;cursor:not-allowed}.badge{text-transform:uppercase;border-radius:9999px;align-items:center;padding:.25rem .625rem;font-size:.75rem;font-weight:600;display:inline-flex}.badge-free{color:var(--text-light);background-color:#e2e8f0}.badge-premium{color:var(--secondary);background:linear-gradient(135deg,#6366f11a,#a855f71a);border:1px solid #a855f733}.badge-platform{color:#2563eb;background-color:#eff6ff;border:1px solid #bfdbfe}.alert{border-radius:8px;align-items:flex-start;gap:.75rem;margin-bottom:1.25rem;padding:1rem 1.25rem;font-size:.95rem;display:flex}.alert-info{color:#1e3a8a;background-color:#eff6ff;border:1px solid #bfdbfe}.alert-warning{color:#78350f;background-color:#fffbeb;border:1px solid #fde68a}.alert-danger{color:#7f1d1d;background-color:#fef2f2;border:1px solid #fecaca}.alert-success{color:#064e3b;background-color:#ecfdf5;border:1px solid #a7f3d0}.dashboard-grid{grid-template-columns:1fr;gap:1.5rem;display:grid}@media (width>=768px){.dashboard-grid{grid-template-columns:2fr 1fr}}.review-item{border-bottom:1px solid var(--border);padding:1.25rem 0}.review-item:last-child{border-bottom:none}.review-header{justify-content:space-between;margin-bottom:.5rem;display:flex}.stars{color:#fbbf24}.reply-box{background-color:var(--light);border-left:4px solid var(--primary);border-radius:0 8px 8px 0;margin-top:.75rem;padding:.75rem 1rem}.landing-hero{text-align:center;max-width:800px;margin:0 auto;padding:4rem 1rem}.landing-hero h1{background:linear-gradient(135deg, var(--primary), var(--secondary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:1.5rem;font-size:3rem;font-weight:800;line-height:1.15}.landing-hero p{color:var(--text-light);margin-bottom:2rem;font-size:1.25rem}.pricing-grid{grid-template-columns:1fr;gap:2rem;margin-top:3rem;display:grid}@media (width>=768px){.pricing-grid{grid-template-columns:repeat(3,1fr)}}.price-card{border:1px solid var(--border);text-align:center;background-color:#fff;border-radius:16px;flex-direction:column;padding:2rem;display:flex;position:relative;overflow:hidden}.price-card.popular{border:2px solid var(--primary);box-shadow:0 10px 15px -3px #6366f11a}.popular-badge{background-color:var(--primary);color:#fff;border-radius:0 0 0 12px;padding:.25rem 1rem;font-size:.75rem;font-weight:700;position:absolute;top:0;right:0}.price-val{margin:1rem 0;font-size:2.5rem;font-weight:800}.price-features{text-align:left;flex-direction:column;flex:1;gap:.75rem;margin:1.5rem 0;list-style:none;display:flex}.footer{border-top:1px solid var(--border);text-align:center;color:var(--text-light);background-color:#fff;padding:2rem;font-size:.9rem}