:root {
    --primary-color: #1677ff;
    --text-color: #1d2129;
    --text-secondary: #4e5969;
    --background-color: #ffffff;
    --background-light: #f7f8fa;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--background-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow);
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-color);
}

.logo img {
    width: 32px;
    height: 32px;
    margin-right: 8px;
}

.logo-text {
    font-size: 20px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--text-color);
}

.nav-item {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-item:hover,
.nav-item.active {
    color: var(--text-primary);
}

.language-switch {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s ease;
    margin-left: 24px;
}

.language-switch:hover {
    color: var(--text-primary);
}

.nav.container {
    padding: 16px 24px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    height: 100%;
}

.nav-item,
.language-switch {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    padding: 10px 20px;
    line-height: 24px;
    display: inline-flex;
    align-items: center;
    height: 44px;
    transition: all 0.3s ease;
}

.nav-item:hover, 
.nav-item.active {
    color: var(--primary-color);
}

.language-switch {
    border: 1px solid var(--primary-color);
    border-radius: 4px;
    color: var(--primary-color);
    margin-left: 16px;
}

.language-switch:hover {
    background: rgba(22, 119, 255, 0.1);
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-color);
}

.logo img {
    height: 40px;
    width: auto;
    margin-right: 12px;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    height: 100%;
}

.nav-item,
.language-switch {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    padding: 10px 20px;
    line-height: 24px;
    display: inline-flex;
    align-items: center;
    height: 44px;
    transition: all 0.3s ease;
}

.nav-item:hover, 
.nav-item.active {
    color: var(--primary-color);
}

.language-switch {
    border: 1px solid var(--primary-color);
    border-radius: 4px;
    color: var(--primary-color);
    margin: 0 auto;
    padding: 8px 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.language-switch:hover {
    background: rgba(22, 119, 255, 0.1);
}

/* Hero Section */
.hero {
    padding: 160px 0 120px;
    background: linear-gradient(135deg, #1677ff 0%, #0958d9 100%);
    color: white;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.subtitle {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 24px;
}

.hero-title {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
}

.hero-desc {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto;
}

/* Values Section */
.values {
    padding: 96px 0;
    background: var(--background-light);
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 48px;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.value-card {
    background: white;
    padding: 32px;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.value-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
}

.value-card p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* Quick Links */
.quick-links {
    padding: 96px 0;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.link-card {
    display: block;
    padding: 32px;
    background: var(--background-light);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.link-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.link-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.link-card p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* Footer */
.footer {
    background: var(--background-light);
    padding: 64px 0 32px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 48px;
}

.footer-left {
    max-width: 320px;
}

.footer-desc {
    color: var(--text-secondary);
    margin-top: 16px;
    font-size: 14px;
}

.social-links {
    display: flex;
    gap: 24px;
}

.social-links a {
    color: var(--text-color);
    text-decoration: none;
    margin-left: 24px;
    display: inline-flex;
    align-items: center;
    transition: color 0.3s ease;
}

.social-links a:first-child {
    margin-left: 0;
}

.social-links a i {
    font-size: 20px;
    margin-right: 8px;
}

.social-links a:hover {
    color: var(--primary-color);
}

.social-links .wechat-link:hover {
    color: #07C160;
}

.social-links a:hover i {
    transform: scale(1.1);
    transition: transform 0.3s ease;
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid #e5e6eb;
    text-align: center;
}

.copyright {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .container {
        padding: 0 32px;
    }

    .project-grid,
    .values-grid,
    .skills-grid,
    .gallery-grid,
    .hobby-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .hero-title {
        font-size: 48px;
    }

    .hero-desc {
        font-size: 18px;
    }

    .section-title {
        font-size: 32px;
    }

    .project-card,
    .skill-item,
    .gallery-item {
        transform: none !important;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 36px;
    }

    .hero-desc {
        font-size: 16px;
    }

    .nav-links {
        display: none;
    }

    .footer-content {
        flex-direction: column;
        gap: 32px;
        text-align: center;
    }

    .footer-left {
        margin: 0 auto;
    }

    .social-links {
        justify-content: center;
    }

    .project-grid,
    .values-grid,
    .skills-grid,
    .gallery-grid,
    .hobby-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .hero {
        padding: 120px 0 80px;
    }

    .values,
    .featured-projects,
    .work-experience,
    .skills,
    .life-gallery,
    .hobbies,
    .current-learning {
        padding: 64px 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 20px;
    }

    .hero-title {
        font-size: 32px;
    }

    .section-title {
        font-size: 28px;
        margin-bottom: 32px;
    }

    .project-content,
    .skill-item,
    .timeline-content {
        padding: 20px;
    }

    .gallery-caption {
        padding: 16px;
    }

    .gallery-caption h3 {
        font-size: 18px;
    }
}

/* Skills Section */
.skills {
    padding: 96px 0;
    background: var(--background-light);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 2rem 0;
}

.skill-category {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.skill-item {
    background: #fff;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.skill-item:hover {
    transform: translateY(-5px);
}

.skill-header {
    margin-bottom: 1rem;
}

.skill-header h4 {
    font-size: 1.25rem;
    color: #2d3748;
    margin: 0;
}

.skill-details {
    color: #4a5568;
}

.skill-progress {
    height: 6px;
    background: #e2e8f0;
    border-radius: 3px;
    margin: 1rem 0;
}

.progress-bar {
    height: 100%;
    background: #4299e1;
    border-radius: 3px;
    transition: width 0.3s ease;
}

.skill-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.skill-list li {
    margin: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.skill-list li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: #4299e1;
}

/* Learning Notes Section */
.learning-path {
    padding: 96px 0;
}

.notes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.note-card {
    background: var(--background-light);
    padding: 32px;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.note-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.note-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-color);
}

.note-card p {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: auto;
    flex-grow: 1;
}

.read-more {
    display: inline-block;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

.read-more:hover {
    text-decoration: underline;
}

/* Active Navigation Item */
.nav-item.active {
    color: var(--primary-color);
    font-weight: 600;
}

/* Featured Projects */
.featured-projects {
    padding: 96px 0;
    background: var(--background-light);
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.project-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 250px;
}

.project-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
    justify-content: space-between;
}

.project-content p {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 20px;
    flex-grow: 1;
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.project-image {
    width: 100%;
    height: 240px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-content {
    padding: 24px;
}

.project-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-color);
}

.project-content p {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 20px;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.project-tech span {
    background: var(--background-light);
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 13px;
    color: var(--primary-color);
}

.project-link {
    display: inline-block;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

.project-link:hover {
    text-decoration: underline;
}

/* Work Experience Timeline */
.work-experience {
    padding: 96px 0;
}

.timeline {
    max-width: 800px;
    margin: 48px auto 0;
    position: relative;
}

.timeline:before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 2px;
    background: var(--primary-color);
    opacity: 0.2;
}

.timeline-item {
    padding-left: 32px;
    position: relative;
    margin-bottom: 48px;
}

.timeline-item:before {
    content: '';
    position: absolute;
    left: -4px;
    top: 0;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--primary-color);
}

.timeline-content {
    background: white;
    padding: 24px;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.timeline-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-color);
}

.company {
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 4px;
}

.period {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.work-details {
    list-style: none;
    margin: 0;
    padding: 0;
}

.work-details li {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.work-details li:before {
    content: "•";
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

/* Other Projects Section */
.other-projects {
    padding: 96px 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.project-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #eaeaea;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

.project-card h3 {
    color: #2d3748;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.project-card p {
    color: #4a5568;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.project-tech span {
    background: #f7fafc;
    color: #4299e1;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.project-link {
    display: inline-block;
    color: #3182ce;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

.project-link:after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: #3182ce;
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.project-link:hover:after {
    transform: scaleX(1);
}

/* Life Gallery */
.life-gallery {
    padding: 96px 0;
    background: var(--background-light);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 48px;
}

.gallery-item {
    position: relative;
    background: var(--background-color-2);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
}

.gallery-caption h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
}

.gallery-caption p {
    font-size: 14px;
    opacity: 0.9;
}

/* Hobbies Section */
.hobbies {
    padding: 96px 0;
}

.hobby-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.hobby-card {
    background: white;
    padding: 32px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
}

.hobby-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.hobby-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-color);
}

.hobby-card p {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 20px;
}

.hobby-list {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.hobby-list li {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.hobby-list li:before {
    content: "•";
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

/* Blog Section */
.blog {
    padding: 96px 0;
    background: var(--background-light);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.blog-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.blog-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.blog-card:hover .blog-image img {
    transform: scale(1.05);
}

.blog-content {
    padding: 24px;
}

.blog-date {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 12px;
    display: block;
}

.blog-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-color);
}

.blog-content p {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 20px;
}

/* Responsive Design for Life Page */
@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .hobby-grid {
        grid-template-columns: 1fr;
    }

    .blog-grid {
        grid-template-columns: 1fr;
    }
}

/* Contact Info */
.contact-info {
    margin-bottom: 1.5rem;
}

.contact-info h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.email-link {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background-color: #f5f5f5;
    border-radius: 8px;
    color: #2c3e50;
    text-decoration: none;
    transition: all 0.3s ease;
}

.email-link:hover {
    background-color: #e0e0e0;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.email-link i {
    margin-right: 0.5rem;
    font-size: 1.2rem;
    color: #3498db;
}

.email-link span {
    font-size: 1rem;
}

/* Current Learning Section */
.current-learning {
    padding: 96px 0;
    background: var(--background-light);
}

.focus-content {
    max-width: 800px;
    margin: 48px auto 0;
    background: white;
    padding: 32px;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.focus-item h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.focus-item p {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 20px;
    line-height: 1.6;
}

.focus-item ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.focus-item ul li {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 12px;
    padding-left: 24px;
    position: relative;
}

.focus-item ul li:before {
    content: "→";
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

.featured-video {
    grid-column: span 2;
    background: var(--background-color-2);
    border-radius: 12px;
    overflow: hidden;
}

.video-cover {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.video-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.video-cover:hover img {
    transform: scale(1.05);
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(22, 119, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    text-decoration: none;
    transition: all 0.3s ease;
    opacity: 0.9;
    z-index: 2;
}

.video-cover:hover .play-button {
    background: var(--primary-color);
    transform: translate(-50%, -50%) scale(1.1);
    opacity: 1;
    color: white;
}

.featured-video .gallery-caption {
    padding: 1.5rem;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
}

.featured-video .social-link {
    display: inline-block;
    margin-top: 12px;
    padding: 8px 20px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 20px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.featured-video .social-link:hover {
    background-color: #0052cc;
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .featured-video {
        grid-column: span 1;
    }
    
    .play-button {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    position: relative;
    max-width: 300px;
    width: 90%;
}

.modal-content img {
    width: 100%;
    height: auto;
    display: block;
}

.close-button {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 30px;
    height: 30px;
    background-color: #fff;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.close-button:hover {
    background-color: var(--primary-color);
    color: white;
}

.video-container {
    position: relative;
    width: 100%;
    padding-bottom: 100%; /* 改为1:1比例 */
    overflow: hidden;
    border-radius: 12px;
    background: var(--background-color-2);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.featured-video {
    grid-column: span 2;
    background: var(--background-color-2);
    border-radius: 12px;
    overflow: hidden;
}

.featured-video .gallery-caption {
    padding: 1.5rem;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
}

@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .video-container {
        padding-bottom: 100%;
    }
}