body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    text-align: center;
    padding: 50px;
    margin: 0;
}

h1 {
    color: #333;
}

h3 {
    color: #333;
    margin-top: 50px;
}

#introText {
    font-size: 16px;
    color: #444;
    max-width: 600px;
    margin: 0 auto 20px;
}

textarea {
    width: 100%;
    max-width: 600px;
    height: 200px;
    padding: 10px;
    font-size: 16px;
    border: 1px solid #ccc;
    border-radius: 5px;
    resize: none;
    box-sizing: border-box;
    margin-top: 10px;
}

button {
    background-color: #007BFF;
    color: white;
    border: none;
    padding: 10px 20px;
    margin-top: 20px;
    font-size: 16px;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.1s ease;
}

button:hover {
    background-color: #0056b3;
}

button:active {
    transform: scale(0.98);
}

#audioContainer {
    display: none;
    margin-top: 20px;
    text-align: center;
}

#audioPlayer {
    display: block;
    margin: 0 auto;
}

#languagesBlock {
    margin: 30px auto 40px;
    max-width: 600px;
    text-align: center;
}

#languagesBlock h3 {
    margin-bottom: 10px;
    color: #333;
}

#languagesList {
    font-size: 16px;
    color: #555;
}

hr {
    margin-top: 40px;
    margin-bottom: 20px;
    border: none;
    border-top: 1px solid #ccc;
}

#footer {
    font-size: 14px;
    color: #666;
    text-align: center;
}

#footer a {
    color: #007BFF;
    text-decoration: none;
}

#footer a:hover {
    text-decoration: underline;
}

.footer-note {
    font-size: 13px;
    color: #777;
    margin-top: 10px;
}

/* Tabs styling */
.tabs {
    margin: 20px auto;
    text-align: center;
}

.tab-button {
    padding: 10px 20px;
    margin: 0 5px;
    font-size: 16px;
    cursor: pointer;
    background: #e0e0e0;
    border: 1px solid #bbb;
    border-bottom: none;
    border-radius: 5px 5px 0 0;
    color: #333;
    transition: background 0.2s, color 0.2s;
}

.tab-button:hover {
    background-color: #d0d0d0;
}

.tab-button.active {
    background-color: #007BFF;
    color: #fff;
    font-weight: bold;
    border-color: #007BFF;
}

.tab-content {
    display: none;
    background-color: #fff;
    max-width: 640px;
    margin: 0 auto 30px;
    padding: 30px 20px 40px;
    border: 1px solid #ccc;
    border-top: none;
    border-radius: 0 0 8px 8px;
    box-sizing: border-box;
    box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}

.tab-content.active {
    display: block;
}

/* Transcription Output */
.transcribed-output {
    margin-top: 20px;
    background: #f9f9f9;
    padding: 15px 20px;
    border-left: 5px solid #007BFF;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    font-size: 16px;
    color: #333;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}

.transcription-log {
    margin-top: 20px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}

.transcription-log .transcribed-output {
    background: #fefefe;
    padding: 15px 20px;
    border-left: 5px solid #007BFF;
    border-radius: 5px;
    margin-bottom: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

#recordButton {
    background-color: #28a745;
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 16px;
    border-radius: 5px;
    cursor: pointer;
}

#recordButton:hover {
    background-color: #218838;
}

#recordButton:active {
    transform: scale(0.97);
    background-color: #1e7e34;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 3px solid rgba(0,0,0,0.1);
    border-left-color: #007BFF;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}