* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            background: #fafafa;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            line-height: 1.6;
        }
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: #fff;
            box-shadow: 0 1px 3px rgba(0,0,0,0.05);
            backdrop-filter: blur(10px);
        }
        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
        }
        .logo {
            font-size: 26px;
            color: #1a1a1a;
            font-weight: 700;
            letter-spacing: -0.5px;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-menu a {
            color: #666;
            padding: 8px 20px;
            text-decoration: none;
            font-size: 15px;
            transition: all 0.2s ease;
            position: relative;
            border-radius: 8px;
        }
        .nav-menu a:hover,
        .nav-menu a.active {
            background: #f8f9fa;
            color: #1a1a1a;
            font-weight: 500;
        }
        .nav-menu a.active {
            background: #e8f4fd;
            color: #0288d1;
        }

        .category-nav {
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid #f0f0f0;
            z-index: 999;
            box-shadow: 0 1px 3px rgba(0,0,0,0.05);
        }
        .category-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            position: relative;
        }
        .category-tabs {
            display: flex;
            align-items: center;
            flex: 1;
            overflow: hidden;
            gap: 8px;
        }
        .category-tab {
            white-space: nowrap;
            padding: 12px 20px;
            color: #666;
            text-decoration: none;
            font-size: 15px;
            transition: all 0.2s ease;
            position: relative;
            cursor: pointer;
            border-bottom: 2px solid transparent;
        }
        .category-tab:hover {
            color: #1a1a1a;
        }
        .category-tab.active {
            color: #0288d1;
            font-weight: 500;
            border-bottom-color: #0288d1;
        }
        .mobile-menu-btn {
            display: none;
            justify-content: center;
            align-items: center;
            width: 40px;
            height: 40px;
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
            transition: all 0.2s ease;
            flex-shrink: 0;
            margin-left: 8px;
        }
        .mobile-menu-btn:hover {
            background: #f8f9fa;
        }
        .mobile-menu-btn i.fa {
            font-size: 18px;
            color: #333;
        }
        .mobile-menu-btn.active i.fa-bars:before {
            content: "\f00d";
        }

        .mobile-dropdown {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: #fff;
            box-shadow: 0 4px 20px rgba(0,0,0,0.08);
            z-index: 998;
            border-top: 1px solid #f0f0f0;
        }
        .mobile-dropdown.show {
            display: block;
        }
        .mobile-dropdown-content {
            padding: 20px;
        }
        .dropdown-filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            padding: 20px;
            justify-content: flex-start;
        }
        .dropdown-filter-tag {
            padding: 12px 20px;
            background: #fff;
            border: 2px solid #e5e5e5;
            border-radius: 20px;
            color: #666;
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.3s ease;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 80px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.05);
        }
        .dropdown-filter-tag:hover {
            background: #f8f9fa;
            border-color: #d0d0d0;
            color: #333;
            transform: translateY(-1px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }
        .dropdown-filter-tag.active {
            background: #0288d1;
            border-color: #0288d1;
            color: #fff;
            font-weight: 600;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(2,136,209,0.3);
        }
        .main-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .image-grid {
            padding: 25px 0;
            margin-top: 100px;
        }
        .image-item {
            position: relative;
            margin-bottom: 24px;
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.06);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            border: 1px solid #f5f5f5;
        }
        .image-item:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 28px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.05);
            border-color: #e8e8e8;
        }
        .image-item img {
            width: 100%;
            height: 220px;
            object-fit: contain;
            display: block;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .image-item-bz img {
            width: 100%;
            height: 520px;
            object-fit: contain;
            display: block;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .image-item-mt img {
            width: 100%;
            height: 480px;
            object-fit: contain;
            display: block;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .image-item:hover img,
        .image-item-bz:hover img,
        .image-item-mt:hover img {
            transform: scale(1.06);
        }
        .image-info {
            padding: 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: #fff;
        }
        .avatar-info {
            display: flex;
            align-items: center;
        }
        .avatar-info img {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            margin-right: 12px;
            border: 2px solid #fff;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
        }
        .avatar-info span {
            color: #333;
            font-size: 14px;
            font-weight: 500;
        }
        .like-btn {
            color: #666;
            cursor: pointer;
            transition: all 0.2s ease;
            padding: 8px 12px;
            border-radius: 20px;
            background: #f8f9fa;
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
        }
        .like-btn:hover {
            background: #fff;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
            color: #1a1a1a;
        }
        .like-btn.active {
            color: #ff4757;
            background: #fff5f5;
        }
        .load-more {
            text-align: center;
            padding: 30px;
            margin-top: 30px;
        }
        .load-more button {
            padding: 12px 36px;
            background: #fff;
            border: 1px solid #e5e5e5;
            border-radius: 24px;
            color: #666;
            cursor: pointer;
            transition: all 0.2s ease;
            font-size: 14px;
            font-weight: 500;
            box-shadow: 0 1px 3px rgba(0,0,0,0.05);
        }
        .load-more button:hover {
            background: #f8f9fa;
            border-color: #d0d0d0;
            color: #1a1a1a;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(0,0,0,0.08);
        }
        .loading {
            display: none;
            text-align: center;
            padding: 30px;
            color: #666;
        }
        .no-more {
            text-align: center;
            padding: 30px;
            color: #999;
            font-size: 14px;
        }

        @media (max-width: 768px) {
            .nav-container {
                padding: 0 15px;
                height: 50px;
            }

            .logo {
                font-size: 22px;
            }

            .nav-menu {
                gap: 6px;
            }

            .nav-menu a {
                padding: 6px 12px;
                font-size: 14px;
            }

            .category-nav {
                top: 50px;
            }

            .category-container {
                padding: 0 15px;
            }

            .category-tabs {
                gap: 6px;
                overflow-x: auto;
                scrollbar-width: none;
                -ms-overflow-style: none;
            }

            .category-tabs::-webkit-scrollbar {
                display: none;
            }

            .category-tabs.overflow {
                overflow: hidden;
                display: flex;
            }

            .category-tabs.overflow .category-tab {
                flex-shrink: 0;
            }

            .category-tabs.overflow::after {
                content: '';
                flex-shrink: 0;
                width: 50px;
            }

            .category-tab {
                padding: 10px 16px;
                font-size: 14px;
                flex-shrink: 0;
            }

            .mobile-menu-btn {
                display: flex;
            }

            .mobile-dropdown {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                box-shadow: 0 4px 12px rgba(0,0,0,0.1);
                z-index: 1001;
                border: 1px solid #e5e5e5;
                border-top: none;
            }

            .mobile-dropdown.show {
                display: block;
            }

            .main-container {
                padding: 0 15px;
            }

            .image-grid {
                margin-top: 70px;
                padding: 20px 0;
            }

            .image-item img {
                height: 220px;
            }

            
            .image-info {
                padding: 12px;
            }


            .avatar-info span {
                font-size: 13px;
            }

            .like-btn {
                padding: 6px 10px;
                font-size: 12px;
            }

            .image-item-bz img {
                height: 360px;
            }

            .image-item-mt img {
                height: 320px;
            }
                        .avatar-info img {
                width: 32px;
                height: 32px;
            }
        }

        @media (max-width: 480px) {
            .layui-col-xs6 {
                width: 50%;
            }

            .image-item img {
                height: 180px;
            }

            
            .image-info {
                padding: 10px;
            }

            .avatar-info img {
                width: 28px;
                height: 28px;
                margin-right: 8px;
            }

            .avatar-info span {
                font-size: 12px;
            }

            .like-btn {
                padding: 5px 8px;
                font-size: 11px;
            }

            .like-btn i {
                font-size: 12px;
            }
        }

        .search-container {
            position: fixed;
            top: 120px;
            left: 0;
            right: 0;
            background: #fff;
            padding: 15px 0;
            border-bottom: 1px solid #f0f0f0;
            z-index: 998;
            box-shadow: 0 1px 3px rgba(0,0,0,0.05);
        }

        .search-box {
            max-width: 600px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .search-input-group {
            position: relative;
            display: flex;
            align-items: center;
            background: #f8f9fa;
            border: 2px solid #e9ecef;
            border-radius: 25px;
            transition: all 0.3s ease;
        }

        .search-input-group:focus-within {
            border-color: #1E9FFF;
            background: #fff;
            box-shadow: 0 0 0 3px rgba(30, 159, 255, 0.1);
        }

        #searchInput {
            flex: 1;
            border: none;
            background: transparent;
            padding: 12px 20px;
            font-size: 15px;
            outline: none;
            color: #333;
        }

        #searchInput::placeholder {
            color: #999;
        }

        .search-btn {
            position: absolute;
            right: 5px;
            top: 50%;
            transform: translateY(-50%);
            background: #1E9FFF;
            border: none;
            border-radius: 50%;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            cursor: pointer;
            transition: all 0.3s ease;
            font-size: 14px;
        }

        .search-btn:hover {
            background: #0d8adb;
            transform: translateY(-50%) scale(1.05);
        }

        .clear-search-btn {
            position: absolute;
            right: 48px;
            top: 50%;
            transform: translateY(-50%);
            background: #ff5722;
            border: none;
            border-radius: 50%;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            cursor: pointer;
            transition: all 0.3s ease;
            font-size: 12px;
            text-decoration: none;
        }

        .clear-search-btn:hover {
            background: #e64a19;
            transform: translateY(-50%) scale(1.1);
        }

        @media (max-width: 768px) {
            .search-container {
                top: 100px;
                padding: 10px 0;
            }

            .search-box {
                padding: 0 15px;
            }

            #searchInput {
                padding: 10px 15px;
                font-size: 14px;
            }

            .search-btn {
                width: 32px;
                height: 32px;
                font-size: 12px;
            }

            .clear-search-btn {
                right: 42px;
                width: 20px;
                height: 20px;
                font-size: 10px;
            }
        }

        .main-container {
            margin-top: 180px;
        }

        @media (max-width: 768px) {
            .main-container {
                margin-top: 160px;
            }
        }

        img[lay-lazyload] {
            opacity: 0;
            transition: opacity 0.3s ease-in-out;
        }

        img[lay-lazyload].layui-layimload {
            opacity: 0;
            background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
            background-size: 200% 100%;
            animation: loading 1.5s infinite;
        }

        @keyframes loading {
            0% {
                background-position: 200% 0;
            }
            100% {
                background-position: -200% 0;
            }
        }

        img[lay-lazyload].layui-layim-success {
            opacity: 1;
        }

        .image-item img,
        .image-item-bz img,
        .image-item-mt img,
        .grid-item img {
            min-height: 200px;
            background-color: #f8f9fa;
        }

        .image-item-bz img {
            min-height: 400px;
        }

        .image-item-mt img {
            min-height: 350px;
        }

        @media (max-width: 768px) {
            .image-item img,
            .image-item-bz img,
            .image-item-mt img,
            .grid-item img {
                min-height: 150px;
            }

            .image-item-bz img {
                min-height: 300px;
            }

            .image-item-mt img {
                min-height: 250px;
            }
        }
.avatar-info img {
min-height:unset;
}