/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 80px 0 60px;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 50%, #1a1a1a 100%);
    color: white;
    margin-bottom: 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 123, 255, 0.1) 0%, rgba(0, 200, 150, 0.1) 100%);
    z-index: 1;
}

.hero > * {
    position: relative;
    z-index: 2;
}

.title {
    font-size: clamp(2rem, 4vw, 4rem);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.subtitle {
    font-size: clamp(1rem, 2vw, 1.5rem);
    font-weight: 300;
    margin-bottom: 30px;
    opacity: 0.9;
}

.authors {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.author {
    font-size: 1.1rem;
    font-weight: 500;
}

.author-link {
    color: white;
    text-decoration: none;
    position: relative;
    transition: color 0.3s ease;
    display: inline;
}

.author-link:hover {
    color: #00c896;
    text-decoration: none;
}

.author-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #007bff 0%, #00c896 100%);
    transition: width 0.3s ease;
}

.author-link:hover::after {
    width: 100%;
}

.conference-info {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
}

.conference {
    font-size: 1.4rem;
    font-weight: 600;
    color: white;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0.9;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.affiliations {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.affiliation {
    font-size: 0.9rem;
    opacity: 0.8;
}

.links {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, #007bff 0%, #00c896 100%);
    color: white;
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0056b3 0%, #00a074 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.3);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* Teaser Figure */
.teaser-figure {
    margin-top: 40px;
    text-align: center;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.teaser-image {
    width: 100%;
    max-width: 800px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    margin-bottom: 20px;
    background: white;
    padding: 20px;
}

.teaser-caption {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    max-width: 700px;
    margin: 0 auto;
    font-style: italic;
}

/* Section Styles */
.section {
    margin-bottom: 80px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.section:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 123, 255, 0.15);
}

.section h2 {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 30px;
    background: linear-gradient(135deg, #1a1a1a 0%, #007bff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
}

.abstract {
    font-size: 1.1rem;
    line-height: 1.8;
    text-align: justify;
    max-width: 900px;
    margin: 0 auto;
    color: #555;
}

/* Highlights Section */
.highlights {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border: 1px solid #e2e8f0;
}

.highlight-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.highlight-card {
    background: white;
    padding: 30px 25px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.highlight-card:hover {
    transform: translateY(-5px);
}

.highlight-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.highlight-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1a1a1a;
}

.highlight-card p {
    color: #666;
    line-height: 1.6;
}

/* Results Grid */
.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.result-item {
    text-align: center;
}

.result-item h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 20px 0 10px;
    color: #1a1a1a;
}

.result-item p {
    color: #666;
    line-height: 1.6;
}

/* GIF Placeholders */
.gif-placeholder {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    border: 2px dashed #64748b;
    border-radius: 12px;
    padding: 40px 20px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.gif-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 123, 255, 0.1), transparent);
    transition: left 0.6s;
}

.gif-placeholder:hover::before {
    left: 100%;
}

.gif-placeholder:hover {
    background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
    transform: scale(1.02);
    border-color: #007bff;
}

.gif-placeholder.large {
    padding: 60px 40px;
    margin: 40px 0;
}

.placeholder-content {
    text-align: center;
}

.placeholder-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    opacity: 0.7;
}

.gif-placeholder p {
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 5px;
    position: relative;
    z-index: 2;
}

.gif-placeholder small {
    color: #666;
    font-size: 0.85rem;
}

/* Figure Containers */
.figure-container {
    background: white;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.figure-container:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.15);
}

.figure-container.large {
    padding: 30px;
    margin: 40px 0;
}

.method-figure,
.result-figure,
.experiment-figure,
.detail-figure {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

.figure-caption {
    margin-top: 15px;
    font-size: 0.9rem;
    line-height: 1.6;
    color: #666;
    text-align: left;
}

/* Additional Results - Shared Container */
.additional-results-container {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 24px;
    padding: 50px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 123, 255, 0.1);
    margin: 50px 0;
    transition: all 0.3s ease;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}

.additional-results-container:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 123, 255, 0.12);
    border-color: rgba(0, 123, 255, 0.2);
}

.additional-results-content {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.result-item {
    text-align: center;
}

.result-item h3 {
    font-size: 1.6rem;
    font-weight: 600;
    margin: 0 0 30px 0;
    color: #4a5568;
    position: relative;
    display: inline-block;
}

.result-item h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, #007bff 0%, #00c896 100%);
    border-radius: 2px;
}

.result-figure-container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.result-figure {
    width: 100%;
    max-width: 900px;
    height: auto;
    border-radius: 16px;
    margin-bottom: 25px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.result-description {
    font-size: 1.05rem;
    line-height: 1.7;
    color: #555;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

/* Modern Table Styling */
.table-container {
    margin: 40px 0;
    text-align: center;
}

.table-container h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 25px;
    color: #1a1a1a;
}

.modern-table-wrapper {
    overflow-x: auto;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 123, 255, 0.1);
    margin-bottom: 20px;
}

.results-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
    background: transparent;
}

.results-table thead {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: white;
}

.results-table th {
    padding: 18px 16px;
    text-align: left;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
}

.results-table td {
    padding: 16px;
    border-bottom: 1px solid #e2e8f0;
    vertical-align: middle;
    transition: background-color 0.3s ease;
}

.results-table tbody tr:hover {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
}

.results-table tbody tr:last-child td {
    border-bottom: none;
}

.preference-badge {
    background: linear-gradient(135deg, #007bff 0%, #00c896 100%);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.3);
}

.table-caption {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
    font-style: italic;
}

/* Modern Figure Containers */
.modern-figure-container {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 16px;
    padding: 25px;
    margin-bottom: 20px;
    border: 1px solid rgba(0, 123, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.modern-figure-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(0, 123, 255, 0.08), 
        transparent
    );
    transition: left 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.modern-figure-container:hover::before {
    left: 100%;
}

.modern-figure-container:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 60px rgba(0, 123, 255, 0.15);
    border-color: rgba(0, 123, 255, 0.3);
}

.modern-figure-container img {
    position: relative;
    z-index: 2;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}


/* Shared Comparison Container */
.shared-comparison-container {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 24px;
    padding: 50px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 123, 255, 0.1);
    margin: 50px 0;
    transition: all 0.3s ease;
}

.shared-comparison-container:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 123, 255, 0.12);
    border-color: rgba(0, 123, 255, 0.2);
}

.comparison-content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.comparison-item {
    text-align: center;
}

.comparison-item h3 {
    font-size: 1.5rem;
    font-weight: 500;
    margin: 0 0 30px 0;
    color: #4a5568;
    position: relative;
    display: inline-block;
}

.comparison-item h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, #007bff 0%, #00c896 100%);
    border-radius: 2px;
}

.comparison-figure-container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.comparison-figure {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: 12px;
    margin-bottom: 25px;
}

.comparison-caption {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #555;
    font-style: italic;
    text-align: center;
}

/* SUS Results - Single Column */
.sus-results-section {
    margin: 60px 0;
    text-align: center;
}

.sus-results-section h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 40px;
    color: #1a1a1a;
    position: relative;
    display: inline-block;
}

.sus-results-section h3::before {
    content: '';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #007bff 0%, #00c896 100%);
    border-radius: 2px;
}

.sus-results-container {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 24px;
    padding: 50px 40px;
    box-shadow: 0 16px 50px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 123, 255, 0.1);
    max-width: 900px;
    margin: 0 auto;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.sus-results-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(0, 123, 255, 0.06), 
        transparent
    );
    transition: left 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.sus-results-container:hover::before {
    left: 100%;
}

.sus-results-container:hover {
    transform: translateY(-6px) scale(1.01);
    box-shadow: 0 25px 70px rgba(0, 123, 255, 0.15);
    border-color: rgba(0, 123, 255, 0.25);
}

.sus-figure-container {
    position: relative;
    z-index: 2;
    margin-bottom: 30px;
}

.sus-figure {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 16px;
    margin: 0 auto;
    display: block;
}

.sus-description {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #555;
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

/* Video Section */
.video-container {
    text-align: center;
    margin: 40px 0;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.video-item {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 20px;
    padding: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 123, 255, 0.1);
}

.video-item video {
    width: 100%;
    height: auto;
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    background: #1a1a1a;
}

.video-caption {
    text-align: left;
}

.query-info,
.goal-info {
    margin-bottom: 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.query-label,
.goal-label {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #666;
}

.query-label {
    color: #007bff;
}

.goal-label {
    color: #00c896;
}

.query-text,
.goal-text {
    font-size: 0.95rem;
    font-weight: 500;
    color: #1a1a1a;
    font-style: italic;
    padding: 8px 12px;
    border-radius: 8px;
}

.query-text {
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.08) 0%, rgba(0, 123, 255, 0.05) 100%);
    border-left: 3px solid #007bff;
}

.goal-text {
    background: linear-gradient(135deg, rgba(0, 200, 150, 0.08) 0%, rgba(0, 200, 150, 0.05) 100%);
    border-left: 3px solid #00c896;
}

/* Trajectory Video Grid */
.trajectory-video-container {
    text-align: center;
}

.trajectory-video-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    max-width: 1000px;
    margin: 40px auto 30px auto;
}

.trajectory-video-item {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 123, 255, 0.1);
}

.trajectory-video-item video {
    width: 100%;
    height: auto;
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    background: #1a1a1a;
}

.trajectory-info {
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.trajectory-query,
.trajectory-response,
.trajectory-destination {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.trajectory-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #666;
}

.trajectory-query .trajectory-label {
    color: #007bff;
}

.trajectory-response .trajectory-label {
    color: #6f42c1;
}

.trajectory-destination .trajectory-label {
    color: #00c896;
}

.trajectory-text {
    font-size: 0.9rem;
    font-weight: 400;
    color: #1a1a1a;
    padding: 8px 12px;
    border-radius: 8px;
    line-height: 1.4;
}

.trajectory-query .trajectory-text {
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.08) 0%, rgba(0, 123, 255, 0.05) 100%);
    border-left: 3px solid #007bff;
    font-style: italic;
}

.trajectory-response .trajectory-text {
    background: linear-gradient(135deg, rgba(111, 66, 193, 0.08) 0%, rgba(111, 66, 193, 0.05) 100%);
    border-left: 3px solid #6f42c1;
}

.trajectory-destination .trajectory-text {
    background: linear-gradient(135deg, rgba(0, 200, 150, 0.08) 0%, rgba(0, 200, 150, 0.05) 100%);
    border-left: 3px solid #00c896;
    font-weight: 500;
}

/* Method Section */
.method-overview {
    text-align: center;
}

.method-overview p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
    max-width: 900px;
    margin: 0 auto;
    text-align: justify;
}

/* Experiment Grid */
.experiment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
    margin-top: 40px;
    align-items: start;
}

.experiment-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    padding: 30px;
    border-radius: 12px;
    border-left: 4px solid #007bff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.experiment-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.15);
}

.experiment-card-static {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    padding: 30px;
    border-radius: 12px;
    border-left: 4px solid #007bff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.experiment-card h4,
.experiment-card-static h4 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #1a1a1a;
}

.experiment-card p,
.experiment-card-static p {
    color: #666;
    line-height: 1.6;
    margin-top: 15px;
}

/* Citation Section */
.citation {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-left: 4px solid #007bff;
}

.citation-box {
    background: #1a1a1a;
    border-radius: 8px;
    padding: 25px;
    overflow-x: auto;
    border: 1px solid #333;
}

.citation-box pre {
    margin: 0;
}

.citation-box code {
    color: #e2e8f0;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* VRM Avatar Container */
#vrm-container {
    position: fixed;
    bottom: 0;
    right: 10px;
    width: 200px;
    height: 480px;
    z-index: 1000;
    pointer-events: none;
    border-radius: 0 15px 0 0;
    overflow: hidden;
    background: transparent;
    transition: all 0.3s ease;
    margin: 0;
    padding: 0;
}

#vrm-container:hover {
    transform: scale(1.05);
}

#vrm-container canvas {
    display: block;
    border-radius: 15px;
}

/* Footer */
.footer {
    text-align: center;
    padding: 40px 0;
    color: #666;
    border-top: 1px solid #e0e0e0;
    margin-top: 60px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 60px 0 40px;
    }
    
    .section {
        padding: 30px 20px;
        margin-bottom: 40px;
    }
    
    .section h2 {
        font-size: 2rem;
    }
    
    .links {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 200px;
        justify-content: center;
    }
    
    .highlight-grid,
    .results-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .experiment-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .video-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .video-item {
        padding: 15px;
    }
    
    .query-text,
    .goal-text {
        font-size: 0.9rem;
        padding: 6px 10px;
    }
    
    .gif-placeholder {
        padding: 30px 15px;
    }
    
    .gif-placeholder.large {
        padding: 40px 20px;
    }
    
    .authors,
    .affiliations {
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .title {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .section h2 {
        font-size: 1.8rem;
    }
    
    .highlight-card,
    .experiment-card {
        padding: 20px;
    }
    
    /* Responsive table */
    .modern-table-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .results-table {
        min-width: 600px;
    }
    
    .results-table th,
    .results-table td {
        padding: 12px 8px;
        font-size: 0.85rem;
    }
    
    .preference-badge {
        font-size: 0.7rem;
        padding: 4px 8px;
    }
    
    /* Responsive shared comparison container */
    .shared-comparison-container {
        padding: 30px 20px;
        margin: 30px 0;
    }
    
    .comparison-content-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .sus-results-container {
        padding: 40px 25px;
        margin: 0 15px;
    }
    
    .sus-results-section h3 {
        font-size: 1.5rem;
    }
    
    /* Responsive additional results container */
    .additional-results-container {
        padding: 30px 20px;
        margin: 30px 0;
        max-width: 100%;
    }
    
    .additional-results-content {
        gap: 40px;
    }
    
    .result-item h3 {
        font-size: 1.4rem;
    }
    
    .result-figure {
        max-width: 100%;
    }
    
    .result-description {
        font-size: 1rem;
        max-width: 100%;
    }
    
    .trajectory-video-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        max-width: 100%;
    }
    
    .trajectory-video-item {
        padding: 15px;
    }
    
    .trajectory-text {
        font-size: 0.85rem;
        padding: 6px 10px;
    }
    
    /* Hide VRM avatar on mobile for performance */
    #vrm-container {
        display: none;
    }
}