:root{--primary-color: #673AB7;--primary-dark: #5e35b1;--info-light: #4fc3f7;--font-black: 900}.header-nav{background:#fffc;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid rgba(0,0,0,.05);z-index:1050}.header-nav.scrolled{background:#fffffff2;padding-block:.5rem!important}.nav-link{font-weight:600;color:#444!important;transition:all .2s ease;border-bottom:2px solid transparent}.nav-link:hover,.nav-link.active{color:var(--primary-color)!important}.nav-link.active{border-color:var(--primary-color)}.auth-gradient{background:linear-gradient(135deg,var(--primary-color) 0%,#1a237e 100%)}.bg-pattern{background-image:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23673AB7' fill-opacity='0.08'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}.opacity-05{opacity:.05}.blur-100{filter:blur(100px)}.demo-banner{background:#ffd600;color:#000;font-size:.65rem;letter-spacing:.15em;box-shadow:0 2px 4px #0000001a}.fw-black{font-weight:var(--font-black)}.letter-spacing-tight{letter-spacing:-1px}.tracking-widest{letter-spacing:.2em}.footer-links li{margin-bottom:.75rem}.footer-links a{color:#fff9;text-decoration:none;transition:all .2s}.footer-links a:hover{color:#fff;padding-left:5px}.social-icon{width:36px;height:36px;background:#ffffff0d;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff9;text-decoration:none;transition:all .2s}.social-icon:hover{background:var(--primary-color);color:#fff;transform:translateY(-3px)}.x-small{font-size:.75rem}.text-info-light{color:var(--info-light)}.transition-all{transition:all .3s ease}.transition-colors{transition:color .2s ease}.hover-primary:hover{color:var(--primary-color)!important}