*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;color:#333;background-color:#f5f5f5}.navbar{background:#122165;color:#1b1919;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center;box-shadow:0 2px 4px #0000001a;height:60px}.user-menu{position:relative;display:inline-block}.user-menu-trigger{background:#e4e4f3;color:#4f5288!important;border:2px solid #e4e4f3;display:inline-block;width:120px;height:45px;padding:.5rem;text-decoration:none;font-weight:500;font-size:1rem;transition:all .3s ease;text-align:center;border-radius:10px;cursor:pointer}.user-menu-trigger:hover{background:#30337c;color:#fff!important;box-shadow:0 4px 8px #0003}.user-menu-dropdown{position:absolute;top:100%;right:0;min-width:120px;background-color:#fff;box-shadow:0 8px 16px #0003;border-radius:4px;z-index:1000;display:none;margin-top:2px}.dropdown-item{display:block;width:100%;padding:10px 15px;text-align:left;background:none;border:none;color:#4f5288;text-decoration:none;cursor:pointer;transition:background-color .2s;font-size:medium}.dropdown-item:hover{background-color:#f5f5f5}.user-menu:hover .user-menu-dropdown{display:block}.nav-brand a{background:linear-gradient(to bottom,#fff,#5588f4);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;text-decoration:none;font-size:1.5rem;font-family:Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;font-weight:1000}.nav-links{display:flex;align-items:center;gap:2rem}.nav-links a{color:#4f5288;text-decoration:none;padding:.5rem;transition:background-color .3s}.nav-links a:hover{background-color:#0000000a}.nav-links a.router-link-active{background-color:#8a8eae;color:#fff}.nav-btn{display:inline-block;padding:.5rem;text-decoration:none;font-weight:500;transition:all .3s ease;text-align:center;width:110px;border-radius:10px}.nav-inside-btn{background:#e4e4f3;color:#333;border:2px solid #e4e4f3}.nav-inside-btn:hover{background:#fff;color:#fff;transform:translateY(-2px);box-shadow:0 4px 8px #0003}.user-info{color:#ecf0f1;margin-right:1rem}.logout-btn{background:#e74c3c;color:#fff;border:none;padding:.5rem 1rem;border-radius:4px;cursor:pointer;transition:background-color .3s}.logout-btn:hover{background:#c0392b}.admin-link{background:#e67e22}.admin-link:hover{background:#d35400}main{max-width:1200px;margin:0 auto;padding:2rem;min-height:calc(100vh - 80px)}.container{background:#fff;border-radius:8px;padding:2rem;box-shadow:0 2px 10px #0000001a}.form-group{margin-bottom:1.5rem}.form-label{display:block;margin-bottom:.5rem;font-weight:700;color:#2c3e50}.form-input{width:100%;padding:.75rem;border:2px solid #ecf0f1;border-radius:4px;font-size:1rem;transition:border-color .3s}.form-input:focus{outline:none;border-color:#3498db}.btn{padding:.75rem 1.5rem;border:none;border-radius:4px;font-size:1rem;cursor:pointer;transition:background-color .3s;text-decoration:none;display:inline-block;text-align:center}.btn-primary{background:#3498db;color:#fff}.btn-primary:hover{background:#2980b9}.btn-success{background:#27ae60;color:#fff}.btn-success:hover{background:#229954}.btn-danger{background:#e74c3c;color:#fff}.btn-danger:hover{background:#c0392b}.article-card{background:#fff;border-radius:8px;padding:1.5rem;margin-bottom:1rem;box-shadow:0 2px 5px #0000001a;transition:transform .2s}.article-card:hover{transform:translateY(-2px);box-shadow:0 4px 15px #0000001a}.article-title{color:#2c3e50;margin-bottom:.5rem;text-decoration:none;display:block;font-size:1.25rem;font-weight:700}.article-meta{color:#7f8c8d;font-size:.9rem;margin-bottom:1rem}.article-content{color:#555;line-height:1.6}.comment{border-left:3px solid #3498db;padding:1rem;margin-bottom:1rem;background:#f8f9fa}.comment-meta{color:#7f8c8d;font-size:.9rem;margin-bottom:.5rem}.tag{display:inline-block;background:#ecf0f1;color:#2c3e50;padding:.25rem .5rem;border-radius:4px;font-size:.8rem;margin-right:.5rem;margin-bottom:.5rem}