:root{--roblox-red:#e11919;--dark-bg:#212529;--light-bg:#f7f9fc;--border-color:#e9ecef;--text-color:#343a40;--text-muted:#6c757d}body{font-family:'Poppins',sans-serif;background-color:var(--light-bg);color:var(--text-color);scroll-behavior:smooth}.navbar{box-shadow:0 4px 12px rgba(0,0,0,.05)}.roblox-logo{width:30px;height:30px;background:var(--roblox-red);transform:rotate(45deg);display:flex;align-items:center;justify-content:center}.roblox-logo-inner{width:14px;height:14px;background:#fff;transform:rotate(45deg)}.navbar-brand span{font-weight:700}.tool-section{padding:60px 0}.generator-card{background:#fff;padding:2.5rem;border-radius:16px;box-shadow:0 8px 30px rgba(0,0,0,.08);border:1px solid var(--border-color)}.form-label{font-weight:500;color:var(--text-color)}.form-control,.form-select{padding:.8rem 1rem;border-radius:8px}.form-control:focus,.form-select:focus{border-color:var(--roblox-red);box-shadow:0 0 0 4px rgba(225,25,25,.1)}#generateBtn{background:linear-gradient(45deg,var(--roblox-red),#b81414);border:none;font-weight:700;padding:.85rem;letter-spacing:.5px;transition:transform .2s}#generateBtn:hover{transform:translateY(-2px)}#resultsContainer{background-color:#fff;border-radius:16px;padding:1rem;border:1px solid var(--border-color);height:550px;overflow-y:auto}#resultsPlaceholder{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;text-align:center;color:var(--text-muted);padding:2rem}.username-item{display:flex;justify-content:space-between;align-items:center;padding:1rem;border-bottom:1px solid var(--border-color);font-family:'Menlo','Monaco',monospace;font-size:1.1rem;opacity:0;animation:fadeIn .5s ease forwards}.username-item:hover{background-color:var(--light-bg)}.username-item:last-child{border-bottom:none}@keyframes fadeIn{to{opacity:1}}.btn-copy{font-size:.8rem}.btn-check-availability{font-size:.85rem;text-decoration:none;font-weight:700;color:var(--roblox-red);transition:color .2s}.btn-check-availability:hover{color:#000}.content-hub{padding:80px 0}.content-hub h2,.content-hub h3{font-weight:700}.guide-card{background-color:#fff;border:1px solid var(--border-color);padding:2.5rem;border-radius:12px;margin-bottom:1.5rem;box-shadow:0 4px 15px rgba(0,0,0,.04)}.footer{background-color:var(--dark-bg);color:#fff;padding-top:4rem;padding-bottom:2rem}.footer h5{font-weight:700;margin-bottom:1rem;color:#fff}.footer-links a{display:block;color:#adb5bd;text-decoration:none;margin-bottom:.5rem;transition:color .2s}.footer-links a:hover{color:#fff}.social-links a{color:#adb5bd;text-decoration:none;font-size:1.5rem;margin-right:1rem;transition:color .2s}.social-links a:hover{color:#fff}