body,html{height:100%}body{display:flex;flex-direction:column;min-height:100vh}main{flex:1 0 auto;display:flex;flex-direction:column}footer{flex-shrink:0}.hero-bg{background:linear-gradient(135deg,#f8fafc 0,#e2e8f0 100%);flex:1;display:flex;align-items:center}.hero-bg .container{width:100%}.feature-icon{width:60px;height:60px;background:linear-gradient(135deg,#2563eb,#7c3aed)}.demo-card{transition:transform .2s ease-in-out}.demo-card:hover{transform:translateY(-5px)}.step-number{width:40px;height:40px;background:linear-gradient(135deg,#2563eb,#7c3aed)}.form-control:focus{border-color:#7c3aed;box-shadow:0 0 0 .2rem rgba(124,58,237,.25)}.btn-primary{background:linear-gradient(135deg,#2563eb,#7c3aed);border:none;transition:.3s}.btn-primary:hover{background:linear-gradient(135deg,#1d4ed8,#6d28d9);transform:translateY(-1px);box-shadow:0 4px 12px rgba(124,58,237,.3)}.btn-outline-primary{color:#7c3aed;border-color:#7c3aed}.btn-outline-primary:hover{background-color:#7c3aed;border-color:#7c3aed}.spinner-border-sm{width:1rem;height:1rem}.alert{border:none;border-radius:12px}.alert-info{background:linear-gradient(135deg,#dbeafe,#e0e7ff);color:#1e40af}.alert-success{background:linear-gradient(135deg,#dcfce7,#f0fdf4);color:#166534}.alert-warning{background:linear-gradient(135deg,#fef3c7,#fffbeb);color:#92400e}.back-to-top{position:fixed;bottom:30px;right:30px;width:50px;height:50px;border:none;border-radius:50%;background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;font-size:1.2rem;cursor:pointer;opacity:0;visibility:hidden;transition:.3s ease-in-out;box-shadow:0 4px 12px rgba(37,99,235,.3);z-index:1000;display:flex;align-items:center;justify-content:center}.back-to-top:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(37,99,235,.4);background:linear-gradient(135deg,#1d4ed8,#6d28d9)}.back-to-top.show{opacity:1;visibility:visible}.plan-card{transition:transform .3s,box-shadow .3s}.plan-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px rgba(0,0,0,.1)}.pro-badge{background:linear-gradient(135deg,#7c3aed,#2563eb);color:#fff}.feature-check{color:#10b981}.feature-x{color:#ef4444}.standalone-feature{background:linear-gradient(135deg,#f3e8ff,#e0f2fe);border-left:4px solid #7c3aed}.text-purple{color:#7c3aed}.alert-primary{border:none;border-radius:8px}.card[style*=border-color] .alert-primary{background-color:#f3e8ff;border-color:#7c3aed}.card .alert-primary:not([style*=background-color]){background-color:#e3f2fd;border-color:#2563eb}@media (max-width:768px){.back-to-top{bottom:20px;right:20px;width:45px;height:45px;font-size:1.1rem}}@media (prefers-reduced-motion:reduce){.back-to-top{transition:opacity .3s}}