body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background: linear-gradient(
        to bottom,
        #f0f5f0 0%,
        #f0f5f0 400px,
        #ffffff 400px,
        #ffffff 100%
    );
}

.page-header {
    background: #f0f5f0;
    padding: 20px 15px;
    margin: 0;
}

h1, h2, h3 {
    text-align: center;
    color: #2c3e50;
    width: 100%;
}

h1 {
    max-width: 800px;
    margin: 20px auto 25px;
    line-height: 1.3;
    font-size: 1.8em;
}

h2 {
    font-size: 1.5em;
    margin: 0 0 30px;
    padding-bottom: 10px;
    border-bottom: 2px solid #eee;
}

h3 {
    font-size: 1.3em;
    margin: 20px 0;
    color: #34495e;
}

.abstract {
    padding: 15px;
    max-width: 900px;
    margin: 0 auto;
    background: #f0f5f0;
}

.sections-wrapper {
    display: flex;
    flex-direction: column;
    gap: 60px;
    align-items: center;
    width: 100%;
    padding: 20px 0;
    margin-top: 20px;
}

.section-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto 40px;
    padding: 30px;
    background: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border-radius: 8px;
}

.section-container h2 {
    text-align: center;
    margin: 0 0 30px;
    padding: 15px 0;
    font-size: 1.5em;
    color: #2c3e50;
    border-bottom: 2px solid #eee;
    width: 100%;
}

.section-container[data-section="fixed-rate"] h2,
.section-container[data-section="arbitrary-rate"] h2,
.section-container[data-section="constrained-rate"] h2 {
    max-width: 600px;
}

.table-wrapper {
    width: 100%;
    overflow-x: auto;
    margin: 20px 0;
    padding-bottom: 5px;
}

.tg {
    border-collapse: separate;
    border-spacing: 5px;
    margin: 0 auto;
    width: max-content;
    min-width: 100%;
}

.tg th, .tg td {
    padding: 8px;
    vertical-align: middle;
    background: #fafafa;
    border-radius: 4px;
}

.tg td:first-child {
    padding-top: 0;
    width: 160px;
    min-width: 160px;
}

.tg td.tg-header:first-child {
    padding-top: 0;
    width: 160px;
    min-width: 160px;
}

.media-container {
    width: 160px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.media-container img {
    width: 160px;
    height: 120px;
    object-fit: contain;
    border: 1px solid #eee;
    background: #f8f8f8;
}

.media-container audio {
    width: 160px;
    height: 32px;
}

.tg-header {
    text-align: center;
    font-weight: 600;
    color: #2c3e50;
    padding: 10px 5px;
    font-size: 0.9em;
    border-bottom: 1px solid #eee;
}

@media (max-width: 1400px) {
    .media-container {
        width: 140px;
    }
    
    .media-container img {
        width: 140px;
        height: 105px;
    }
    
    .media-container audio {
        width: 140px;
    }
}

@media (max-width: 1200px) {
    .media-container {
        width: 120px;
    }
    
    .media-container img {
        width: 120px;
        height: 90px;
    }
    
    .media-container audio {
        width: 120px;
    }
}

.authors {
    text-align: center;
    margin: 20px auto 30px;
    max-width: 800px;
}

.authors p {
    margin: 5px 0;
    line-height: 1.4;
}

.authors .affiliation {
    font-size: 0.95em;
    color: #444;
}

.audio-controls {
    display: flex;
    align-items: center;
    width: 100%;
}

.audio-controls audio {
    width: 160px;
    height: 28px;
    margin: 0;
}

@media (max-width: 1400px) {
    .audio-controls audio {
        width: 140px;
    }
}

@media (max-width: 1200px) {
    .audio-controls audio {
        width: 120px;
    }
}

.subsection {
    margin: 40px 0;
    text-align: center;
}

.subsection h3 {
    text-align: center;
    margin: 20px 0;
    font-size: 1.3em;
    color: #34495e;
    width: 100%;
}

.spectrogram-container {
    display: none;
}

@media (max-width: 1200px) {
    .tg-wrapper {
        overflow-x: auto;
        padding-bottom: 15px;
    }
    
    .tg {
        min-width: 1000px;
    }
}

.table-wrapper::-webkit-scrollbar {
    height: 8px;
}

.table-wrapper::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.table-wrapper::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

.table-wrapper::-webkit-scrollbar-thumb:hover {
    background: #555;
}

#experiment3 {
    text-align: center;
}

#experiment3 .table-wrapper {
    margin: 30px auto;
}