.db-header{background:#fff;border-bottom:1px solid #e3e3e3;position:sticky;top:0;z-index:100;box-shadow:0 2px 10px #0000000d;font-family:var(--font-sans)}.db-header .container{display:flex;justify-content:space-between;align-items:center;padding:15px 40px;max-width:1400px;margin:0 auto}.logo-title{display:flex;align-items:center}.logo-link{display:flex;align-items:center;text-decoration:none;gap:16px}.logo{width:48px;height:48px;transition:transform .3s ease}.logo-link:hover .logo{transform:scale(1.05)}.db-header h1{font-size:2rem;color:#007bff;margin:0;letter-spacing:1px;font-weight:600}.main-nav{display:flex;align-items:center}.nav-links{display:flex;list-style:none;margin:0;padding:0;align-items:center}.nav-links li{margin:0 4px}.nav-links a{color:#333;text-decoration:none;font-weight:500;padding:8px 16px;border-radius:20px;transition:all .2s ease;display:inline-block}.nav-links a:hover{background-color:#f0f7ff;color:#007bff}.nav-links a.active{background-color:#007bff;color:#fff}.logout-form{margin:0;padding:0}.logout-btn{background:none;border:1px solid #e3e3e3;color:#333;font-weight:500;padding:8px 16px;border-radius:20px;cursor:pointer;font-family:inherit;font-size:inherit;transition:all .2s ease}.logout-btn:hover{background-color:#ffebeb;color:#dc3545;border-color:#ffebeb}.mobile-nav-toggle{display:none;background:none;border:none;padding:10px;cursor:pointer}.hamburger{width:24px;height:18px;position:relative}.hamburger span{display:block;position:absolute;height:2px;width:100%;background:#333;border-radius:2px;transition:all .25s ease}.hamburger span:nth-child(1){top:0}.hamburger span:nth-child(2){top:8px}.hamburger span:nth-child(3){top:16px}.mobile-nav-toggle[aria-expanded=true] .hamburger span:nth-child(1){transform:rotate(45deg);top:8px}.mobile-nav-toggle[aria-expanded=true] .hamburger span:nth-child(2){opacity:0}.mobile-nav-toggle[aria-expanded=true] .hamburger span:nth-child(3){transform:rotate(-45deg);top:8px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}@media (max-width: 992px){.db-header .container{padding:15px 20px}}@media (max-width: 768px){.mobile-nav-toggle{display:block;z-index:1000}.nav-links{position:fixed;top:0;right:0;bottom:0;left:30%;background:#fff;flex-direction:column;padding:80px 20px 20px;transform:translate(100%);transition:transform .35s ease-out;box-shadow:-5px 0 15px #0000001a;align-items:flex-start;z-index:99}.nav-links[data-visible=true]{transform:translate(0)}.nav-links li{width:100%;margin:8px 0}.nav-links a{width:100%;display:block;padding:12px 16px}.logout-btn{width:100%;padding:12px 16px;text-align:left}.db-header h1{font-size:1.5rem}.logo{width:40px;height:40px}}