/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #fff;
    font-size: 16px;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
.header {
    padding: 2rem 0 1rem;
    border-bottom: 1px solid #eee;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.name {
    font-size: 2.5rem;
    font-weight: 400;
    color: #333;
    margin-bottom: 0.5rem;
}

.title {
    font-size: 1.1rem;
    color: #666;
    font-weight: 400;
}

.header-right {
    text-align: right;
}



.social-links {
    margin-bottom: 0.5rem;
}

.social-icon {
    display: inline-block;
    width: 40px;
    height: 40px;
    background: #333;
    color: white;
    border-radius: 50%;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: 0.5rem;
    transition: background-color 0.3s ease;
}

.social-icon:hover {
    background: #555;
}

.email {
    font-size: 0.95rem;
    color: #666;
}

.email a {
    color: #333;
    text-decoration: none;
}

.email a:hover {
    text-decoration: underline;
}

/* Section Styles */
section {
    padding: 3rem 0;
}

.section-title {
    font-size: 1.8rem;
    font-weight: 400;
    color: #333;
    margin-bottom: 1rem;
    text-align: center;
}

.section-divider {
    width: 100%;
    height: 1px;
    background: repeating-linear-gradient(
        to right,
        #ccc 0px,
        #ccc 5px,
        transparent 5px,
        transparent 10px
    );
    margin-bottom: 2.5rem;
}

/* About Section */
.about {
    transition: none !important;
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
}

.about-content {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 3rem;
    align-items: flex-start;
    transition: none !important;
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
}

.profile-image {
    display: flex;
    justify-content: center;
    transition: none !important;
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
}

.image-placeholder {
    width: 180px;
    height: 180px;
    border: 2px dashed #ccc;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #999;
    font-size: 0.9rem;
    text-align: center;
}

.profile-photo {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #eee;
    transition: none !important;
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
}

.project-img {
    width: 400px;
    height: 280px;
    object-fit: contain;
    border-radius: 8px;
    border: 1px solid #eee;
    background: white;
}

.publication-img {
    width: 200px;
    height: 140px;
    object-fit: contain;
    border-radius: 4px;
    border: 1px solid #eee;
    background: white;
}

.image-placeholder i {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.about-text p {
    margin-bottom: 1rem;
    color: #555;
    line-height: 1.7;
    text-align: justify;
}

.tech-tag {
    background: #333;
    color: white;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 0.85rem;
    font-weight: 500;
}

.about-text a,
.supervisor-link {
    color: #0066cc;
    text-decoration: none;
}

.about-text a:hover,
.supervisor-link:hover {
    text-decoration: underline;
}

/* Experience Section */
.experience-item {
    margin-bottom: 2.5rem;
}

.experience-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 0.5rem;
}

.experience-header h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
}

.experience-period {
    font-size: 0.9rem;
    color: #666;
    font-style: italic;
}

.experience-role {
    font-size: 1rem;
    color: #666;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.experience-description {
    color: #555;
    line-height: 1.7;
    text-align: justify;
}

/* Projects Section */
.projects-list {
    max-width: 900px;
    margin: 0 auto;
}

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

.project-item {
    background: #f8f9fa;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    border-left: 4px solid #333;
    transition: all 0.3s ease;
    line-height: 1.6;
    color: #555;
}

.project-item:hover {
    transform: translateX(5px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.project-item strong {
    color: #333;
    font-weight: 600;
    font-size: 1.05rem;
}

/* Publications Section */
.publication {
    display: flex;
    gap: 2.5rem;
    margin-bottom: 3rem;
    align-items: flex-start;
}

.publication-image {
    flex-shrink: 0;
}

.publication-image .image-placeholder {
    width: 200px;
    height: 140px;
    border-radius: 4px;
}

.publication-image .image-placeholder i {
    font-size: 2rem;
}

.publication-image .image-placeholder p {
    font-size: 0.9rem;
}

.publication-content {
    flex: 1;
}

.publication-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.publication-authors {
    font-size: 0.95rem;
    color: #555;
    margin-bottom: 0.3rem;
}

.publication-authors strong {
    font-weight: 600;
}

.publication-authors a {
    color: #0066cc;
    text-decoration: none;
}

.publication-authors a:hover {
    text-decoration: underline;
}

.publication-venue {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 0.8rem;
}

.publication-links {
    display: flex;
    gap: 0.5rem;
}

.publication-link {
    background: #333;
    color: white;
    padding: 3px 8px;
    border-radius: 3px;
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.publication-link:hover {
    background: #555;
}

.publication-status {
    background: #28a745;
    color: white;
    padding: 3px 8px;
    border-radius: 3px;
    font-size: 0.8rem;
    font-weight: 500;
    display: inline-block;
}

/* Projects Section */
.project {
    display: flex;
    gap: 2.5rem;
    margin-bottom: 3rem;
    align-items: flex-start;
}

.project-image {
    flex-shrink: 0;
}

.project-content {
    flex: 1;
}

.project-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    line-height: 1.4;
}

.project-title a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-logo {
    height: 28px;
    width: auto;
    display: inline-block;
}

.project-link {
    color: #333;
    text-decoration: none;
    transition: color 0.3s ease;
}

.project-link:hover {
    color: #F97316;
}

.project-description {
    font-size: 0.95rem;
    color: #555;
    margin-bottom: 1.2rem;
    line-height: 1.7;
    text-align: justify;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.project-links {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.project-button {
    background: #333;
    color: white;
    padding: 8px 16px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background-color 0.3s ease;
    display: inline-block;
}

.project-button:hover {
    background: #555;
}

.project-button-secondary {
    background: transparent;
    color: #333;
    padding: 8px 16px;
    border: 2px solid #333;
    border-radius: 4px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-block;
}

.project-button-secondary:hover {
    background: #333;
    color: white;
}

.project-img {
    width: 350px;
    height: 250px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid #eee;
    background: white;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.project-img:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* Education Section */
.education-item {
    margin-bottom: 2.5rem;
}

.education-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 0.5rem;
}

.education-header h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
}

.education-period {
    font-size: 0.9rem;
    color: #666;
    font-style: italic;
}

.education-degree {
    font-size: 1rem;
    color: #666;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.education-description {
    color: #555;
    line-height: 1.7;
    text-align: justify;
}

/* More About Section */
.more-about p {
    color: #555;
    line-height: 1.7;
    text-align: justify;
    margin-bottom: 2rem;
}

.about-video {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 2rem;
}

.guitar-video {
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border: 2px solid #eee;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.guitar-video:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.video-caption {
    margin-top: 1rem;
    font-style: italic;
    color: #666;
    font-size: 0.95rem;
    text-align: center;
}

.about-image-large {
    display: flex;
    justify-content: center;
}

.about-image-large .image-placeholder {
    width: 300px;
    height: 200px;
    border-radius: 8px;
}

/* Footer */
.footer {
    background: #f8f9fa;
    padding: 1.5rem 0;
    text-align: center;
    border-top: 1px solid #eee;
    margin-top: 2rem;
}

.footer p {
    color: #666;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }

    .header-content {
        flex-direction: column;
        gap: 1rem;
    }

    .header-right {
        text-align: left;
    }

    .header-controls {
        justify-content: flex-start;
    }

    .name {
        font-size: 2rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .project-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .project {
        flex-direction: column;
        gap: 1.5rem;
    }

    .project-image {
        display: flex;
        justify-content: center;
    }

    .project-img {
        width: 350px;
        height: 250px;
    }

    .publication {
        flex-direction: column;
        gap: 1rem;
    }

    .publication-image {
        display: flex;
        justify-content: center;
    }

    .publication-img {
        width: 180px;
        height: 120px;
    }

    .experience-header,
    .education-header {
        flex-direction: column;
        gap: 0.2rem;
    }

    .experience-period,
    .education-period {
        text-align: left;
    }

    section {
        padding: 2rem 0;
    }
}

@media (max-width: 480px) {
    .name {
        font-size: 1.8rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .image-placeholder {
        width: 150px !important;
        height: 150px !important;
    }

    .project-image .image-placeholder {
        width: 300px !important;
        height: 200px !important;
    }

    .project-img {
        width: 300px !important;
        height: 200px !important;
    }

    .publication-img {
        width: 150px !important;
        height: 100px !important;
    }

    .about-image-large .image-placeholder {
        width: 250px !important;
        height: 150px !important;
    }

    .guitar-video {
        max-width: 300px;
    }
}

/* Smooth transitions */
a {
    transition: all 0.3s ease;
}

.image-placeholder {
    transition: border-color 0.3s ease;
}

.image-placeholder:hover {
    border-color: #999;
}


/* Image Lightbox */
.clickable-image {
    cursor: pointer;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.clickable-image:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    cursor: pointer;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    margin: auto;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    cursor: default;
}

.lightbox-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 2rem;
    color: #333;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.8);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1001;
    transition: background 0.3s ease;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 1);
}

#lightbox-image {
    width: 100%;
    height: auto;
    display: block;
    max-height: 80vh;
    object-fit: contain;
}

.lightbox-caption {
    padding: 1rem;
    background: white;
    text-align: center;
    font-weight: 500;
    color: #333;
}

[data-theme="dark"] .lightbox-content {
    background: var(--card-bg);
}

[data-theme="dark"] .lightbox-close {
    background: rgba(42, 42, 42, 0.8);
    color: var(--text-color);
}

[data-theme="dark"] .lightbox-close:hover {
    background: rgba(42, 42, 42, 1);
}

[data-theme="dark"] .lightbox-caption {
    background: var(--card-bg);
    color: var(--text-color);
}

.header-left {
    display: flex;
    align-items: center;
}

.header-text {
    display: flex;
    flex-direction: column;
}