.tweet-button {
            background-color: #1da1f2;
            color: white;
            border: none;
            padding: 12px 24px;
            border-radius: 25px;
            font-size: 16px;
            font-weight: bold;
            cursor: pointer;
            transition: background-color 0.2s;
        }

        .tweet-button:hover {
            background-color: #1a91da;
        }

        .modal-post-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.4);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 1000;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s, visibility 0.3s;
        }

        .modal-post-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .modal-post {
            background-color: white;
            border-radius: 16px;
            width: 90%;
            max-width: 600px;
            max-height: 80vh;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }

        .modal-post-header {
            padding: 16px;
            border-bottom: 1px solid #e6ecf0;
            display: flex;
            align-items: center;
        }

        .modal-post-close-button {
            background: none;
            border: none;
            font-size: 20px;
            cursor: pointer;
            color: #1da1f2;
            padding: 8px;
            border-radius: 50%;
            transition: background-color 0.2s;
        }

        .modal-post-close-button:hover {
            background-color: #e8f5fe;
        }

        .modal-post-body {
            padding: 16px;
        }

        .modal-post-form {
            display: flex;
            gap: 12px;
        }

        .modal-post-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background-color: #1da1f2;
            flex-shrink: 0;
        }

        .modal-post-input-container {
            flex: 1;
        }

        .modal-post-input {
            width: 100%;
            border: none;
            resize: none;
            font-size: 18px;
            font-family: inherit;
            min-height: 120px;
            outline: none;
            padding: 8px 0;
        }

        .modal-post-input::placeholder {
            color: #8a8a8a;
        }

        .modal-post-footer {
            padding: 16px;
            border-top: 1px solid #e6ecf0;
            display: flex;
            justify-content: flex-end;
        }

        .modal-post-submit {
            background-color: #1da1f2;
            color: white;
            border: none;
            padding: 10px 20px;
            border-radius: 20px;
            font-weight: bold;
            cursor: pointer;
            transition: background-color 0.2s;
        }

        .modal-post-submit:hover:not(:disabled) {
            background-color: #1a91da;
        }

        .modal-post-submit:disabled {
            background-color: #8ed0f9;
            cursor: not-allowed;
        }

        .modal-post-character-count {
            color: #657786;
            font-size: 14px;
            margin-right: 12px;
            align-self: center;
        }

        @media (max-width: 480px) {
            .modal-post {
                width: 95%;
                margin: 10px;
            }
            
            .modal-post-input {
                font-size: 16px;
            }
        }