.header {
            position: fixed;
            z-index: 1000;
            width: 100%;
            padding: 15px 20px;
            background: rgba(25, 25, 25, 0.85);
            backdrop-filter: blur(10px);
            display: flex;
            justify-content: space-between;
            align-items: center;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
            font-family: 'Roboto', sans-serif;
        }

        .logo-container {
            display: flex;
            align-items: center;
            margin-left: 20px;
        }

        .logo {
            font-weight: bold;
            font-size: 1.8rem;
            text-decoration: none;
            margin-left: 12px;
            background: linear-gradient(to bottom, red, orange);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .header-icons {
            display: flex;
            align-items: center;
            margin-right: 25px;
        }

        .language-button {
            background: none;
            border: none;
            color: #fff;
            font-size: 1.2rem;
            cursor: pointer;
            margin-left: 15px;
            padding: 5px;
            border-radius: 5px;
            transition: background-color 0.3s ease, color 0.3s ease;
            position: relative;
        }

        .language-button:hover,
        .theme-button:hover,
        .search-button:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }

        .language-options {
            position: absolute;
            top: 100%;
            right: 0;
            background-color: #333;
            border-radius: 5px;
            padding: 10px 0;
            display: none;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
        }


        .language-options.open {
            display: block;
        }

        .language-options button {
            display: block;
            width: 100%;
            padding: 8px 15px;
            text-align: right;
            background: none;
            border: none;
            color: #ddd;
            cursor: pointer;
            transition: background-color 0.3s ease, color 0.3s ease;
        }

        .language-options button:hover {
            background-color: #444;
        }

        .theme-button {
            background: none;
            border: none;
            color: #fff;
            font-size: 1.2rem;
            cursor: pointer;
            margin-left: 15px;
            padding: 5px;
            border-radius: 5px;
            transition: background-color 0.3s ease, color 0.3s ease;
        }

        .search-button {
            background: none;
            border: none;
            color: #fff;
            font-size: 1.2rem;
            cursor: pointer;
            margin-left: 15px;
            padding: 5px;
            border-radius: 5px;
            transition: background-color 0.3s ease, color 0.3s ease;
        }

        .search-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(10px);
            z-index: 1002;
            display: none;
            justify-content: center;
            align-items: center;
        }

        .search-overlay.open {
            display: flex;
        }

        .search-input-container {
            background-color: rgba(255, 255, 255, 0.9);
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .search-input {
            padding: 10px;
            border: 1px solid #ccc;
            border-radius: 5px;
            font-size: 1rem;
            width: 300px;
            margin-bottom: 10px;
            color: #333;
            background-color: #fff;
        }

        .search-results {
            margin-top: 20px;
            color: #333;
        }

        .search-results.empty {
            color: red;
        }