.App{text-align:center}.main-content{padding-top:80px;padding-bottom:80px}.section{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;border-bottom:1px solid #ddd}.section:nth-of-type(odd){background-color:#f9f9f9}.sub-section{width:100%;max-width:960px;margin-top:2rem;padding:2rem;background-color:#fff;border:1px solid #e7e7e7;border-radius:8px;text-align:left}.header{position:fixed;top:0;left:0;width:100%;background-color:#333;z-index:1000;box-shadow:0 2px 5px #0003}.header-inner{display:flex;align-items:center;justify-content:space-between;max-width:100%;padding:0 2%;margin:1% auto;height:auto;position:relative}.logo{display:flex;align-items:center;text-decoration:none;color:#eee;font-weight:700;font-size:1.2rem;z-index:1011}.logo img{margin-right:10px}.nav{position:absolute;left:50%;transform:translate(-50%);height:100%;display:flex;align-items:center}.nav ul{display:flex;list-style:none;margin:0;padding:0;height:100%;width:750px}.nav li{flex:1;display:flex;min-width:0}.nav a{display:flex;align-items:center;justify-content:center;width:100%;height:100%;padding:0 10px;text-decoration:none;color:#eee;white-space:nowrap;transition:all .3s}.nav a:hover{color:#fff;background-color:#444}.nav a.active{color:#fff;background-color:#444;font-weight:700}.header-utils{display:flex;align-items:center;gap:15px;z-index:1011}.search-container{display:flex}.search-container input{height:38px;border:1px solid #555;background-color:#444;color:#fff;padding:0 10px;border-radius:4px 0 0 4px}.search-container input::placeholder{color:#bbb}.search-container button{height:38px;border:1px solid #555;border-left:none;background-color:#555;color:#fff;padding:0 12px;border-radius:0 4px 4px 0;cursor:pointer}.search-container button:hover{background-color:#009bff;border-color:#009bff}.auth-btn{display:flex;align-items:center;justify-content:center;gap:8px;height:38px;padding:0 12px;border-radius:4px;border:none;font-size:.85rem;font-weight:600;cursor:pointer;transition:all .2s}.auth-btn.google{background-color:#fff;color:#333;border:1px solid #dadce0}.auth-btn.google:hover{background-color:#f1f1f1}.auth-btn.google img{width:18px;height:18px;object-fit:contain}.auth-btn.logout{background-color:transparent;border:1px solid #555;color:#aaa}.auth-btn.logout:hover{background-color:#444;color:#fff}.user-profile{display:flex;align-items:center;gap:10px}.avatar{width:32px;height:32px;border-radius:50%;border:1px solid #555;object-fit:cover}.footer{background-color:#222;padding:2rem;font-size:.8rem;color:#aaa}.footer-inner{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}.bottom-nav{position:fixed;bottom:0;left:0;width:100%;height:60px;background-color:#333;color:#fff;display:flex;justify-content:center;align-items:center;z-index:1000;box-shadow:0 -2px 5px #0003}.bottom-nav ul{list-style:none;margin:0;padding:0;display:flex;overflow-x:auto}.bottom-nav a{display:block;padding:0 15px;line-height:60px;color:#fff;text-decoration:none;transition:background-color .2s}.bottom-nav a.active{background-color:#009bff;color:#fff}.hamburger-menu,.mobile-active-section-name{display:none}@media(max-width:768px){.header{height:80px;position:fixed;top:0;left:0;width:100%;background:#282828;z-index:1011}.header-inner{position:relative;display:flex;align-items:center;height:100%;max-width:100%;padding:0 20px;margin:0}.logo{position:absolute;left:20px;top:50%;transform:translateY(-50%);z-index:1012}.header-inner>.nav,.header-inner>.header-utils{display:none}.hamburger-menu{display:flex;flex-direction:column;justify-content:space-around;width:2rem;height:1.5rem;background:transparent;border:none;cursor:pointer;z-index:1012;position:absolute;right:20px;top:50%;transform:translateY(-50%);margin:0}.mobile-active-section-name{display:block;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-size:1.1rem;font-weight:700;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:calc(100% - 160px);text-align:center;line-height:1;z-index:5}.hamburger-menu .bar{width:2rem;height:.2rem;background:#eee;border-radius:10px;transition:all .3s linear}.mobile-menu-wrapper{position:fixed;top:80px;right:-100%;width:280px;height:calc(100vh - 80px);background:#282828;z-index:1010;transition:right .3s ease-in-out;display:flex;flex-direction:column;padding-top:0;overflow-y:auto}.mobile-menu-wrapper.open{right:0;box-shadow:-5px 5px 15px #0000004d}.mobile-menu-wrapper .nav,.mobile-menu-wrapper .header-utils{display:block;position:static;transform:none;width:100%;height:auto}.mobile-menu-wrapper .nav ul{flex-direction:column;width:100%;height:auto;padding:0;margin:0}.mobile-menu-wrapper .nav a{display:flex;justify-content:flex-start;align-items:center;padding:0 30px;height:60px;border-bottom:1px solid #383838;color:#ccc;text-decoration:none}.mobile-menu-wrapper .nav a.active{background-color:#007acc;color:#fff;font-weight:700}.mobile-menu-wrapper .header-utils{padding:30px;border-top:1px solid #444;display:flex;flex-direction:column;gap:20px}.mobile-menu-wrapper .search-container{display:flex;flex-direction:column;gap:10px}.mobile-menu-wrapper .search-container input,.mobile-menu-wrapper .search-container button{width:100%;border-radius:4px;height:45px}}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:#333;background-color:#fff;line-height:1.6}a{color:inherit;text-decoration:none}