/* Section-specific Styles */

/* About Section */
.about {
    background: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-image {
    position: relative;
}

.about-avatar {
    width: 100%;
    max-width: 400px;
    aspect-ratio: 1;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    border: 4px solid var(--border);
    transition: var(--transition);
}

.about-avatar:hover {
    border-color: var(--primary);
    transform: scale(1.02);
}

.about-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-text h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

.about-text p {
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.about-skills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
}

@media (max-width: 1024px) {
    .about-content {
        gap: var(--space-2xl);
    }
    
    .about-avatar {
        max-width: 350px;
    }
}

@media (max-width: 768px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        text-align: center;
    }
    
    .about-avatar {
        max-width: 280px;
        margin: 0 auto;
    }
    
    .about-text h3 {
        font-size: 1.25rem;
    }
    
    .about-description {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .about-avatar {
        max-width: 240px;
    }
    
    .about-skills {
        justify-content: center;
    }
}

/* Projects Section */
.projects {
    background: var(--bg-primary);
}

.project-filters {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--space-sm) var(--space-lg);
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
}

@media (max-width: 1200px) {
    .projects-grid {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
        gap: var(--space-lg);
    }
}

@media (max-width: 768px) {
    .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .project-card {
        margin: 0 auto;
        max-width: 400px;
    }
}

@media (max-width: 480px) {
    .projects-grid {
        gap: var(--space-md);
    }
    
    .project-content {
        padding: var(--space-lg);
    }
    
    .project-title {
        font-size: 1.125rem;
    }
    
    .project-description {
        font-size: 0.9rem;
    }
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
    group: hover;
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.project-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
    background: var(--bg-tertiary);
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-content {
    padding: var(--space-xl);
}

.project-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.project-links {
    display: flex;
    gap: var(--space-md);
}

.project-link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--primary);
    font-weight: 500;
    transition: var(--transition);
}

.project-link:hover {
    color: var(--primary-light);
    transform: translateX(5px);
}

/* Experience Section */
.experience {
    background: var(--bg-secondary);
}

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

.experience-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
    transform: translateX(-50%);
}

.experience-item {
    position: relative;
    margin-bottom: var(--space-3xl);
    display: flex;
    align-items: center;
}

.experience-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.experience-item:nth-child(odd) .experience-content {
    text-align: right;
}

.experience-content {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    margin: 0 var(--space-xl);
    position: relative;
    transition: var(--transition);
}

.experience-content:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.experience-content::before {
    content: '';
    position: absolute;
    top: 50%;
    width: 0;
    height: 0;
    border: 10px solid transparent;
    transform: translateY(-50%);
}

.experience-item:nth-child(odd) .experience-content::before {
    left: -20px;
    border-right-color: var(--border);
}

.experience-item:nth-child(even) .experience-content::before {
    right: -20px;
    border-left-color: var(--border);
}

.experience-dot {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    background: var(--primary);
    border: 4px solid var(--bg-secondary);
    border-radius: 50%;
    z-index: 1;
}

.experience-header {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.experience-logo {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 2px solid var(--border);
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition);
}

.experience-logo:hover {
    border-color: var(--primary);
    transform: scale(1.05);
}

.experience-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.experience-info {
    flex: 1;
}

.experience-company {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--space-xs);
}

.experience-role {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.experience-period {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-bottom: var(--space-md);
}

.experience-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

@media (max-width: 1024px) {
    .experience-timeline {
        max-width: 700px;
    }
    
    .experience-content {
        padding: var(--space-lg);
    }
}

@media (max-width: 768px) {
    .experience-timeline::before {
        left: 20px;
    }
    
    .experience-item {
        flex-direction: row !important;
        padding-left: 50px;
    }
    
    .experience-content {
        text-align: left !important;
        margin: 0;
        padding: var(--space-md);
    }
    
    .experience-content::before {
        left: -20px !important;
        border-right-color: var(--border) !important;
        border-left-color: transparent !important;
    }
    
    .experience-dot {
        left: 20px;
        transform: translateY(-50%);
    }
    
    .experience-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }
    
    .experience-logo {
        width: 50px;
        height: 50px;
    }
    
    .experience-company {
        font-size: 1.125rem;
    }
    
    .experience-role {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .experience-item {
        padding-left: 40px;
        margin-bottom: var(--space-2xl);
    }
    
    .experience-timeline::before {
        left: 15px;
    }
    
    .experience-dot {
        left: 15px;
        width: 12px;
        height: 12px;
    }
    
    .experience-logo {
        width: 40px;
        height: 40px;
    }
    
    .experience-description {
        font-size: 0.9rem;
    }
}

/* Skills Section */
.skills {
    background: var(--bg-primary);
    overflow: hidden;
}

.skills-carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    mask: linear-gradient(90deg, transparent, white 10%, white 90%, transparent);
    -webkit-mask: linear-gradient(90deg, transparent, white 10%, white 90%, transparent);
}

.skills-track {
    display: flex;
    gap: var(--space-lg);
    animation: skillsScroll 30s linear infinite;
    width: fit-content;
}

.skills-track:hover {
    animation-play-state: paused;
}

@keyframes skillsScroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.skill-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    min-width: 140px;
    transition: var(--transition);
    cursor: pointer;
    flex-shrink: 0;
    text-align: center;
}

.skill-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.skill-logo {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition);
    font-size: 2rem;
}

.skill-logo i {
    transition: var(--transition);
}

.skill-card:hover .skill-logo {
    transform: scale(1.1);
}

.skill-card:hover .skill-logo i {
    transform: rotate(10deg);
}

.skill-card h3 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

/* Technology-specific colors */
.skill-logo.flutter {
    background: linear-gradient(135deg, #02569B, #0175C2);
    color: white;
}

.skill-logo.dart {
    background: linear-gradient(135deg, #0175C2, #13B9FD);
    color: white;
}

.skill-logo.android {
    background: linear-gradient(135deg, #3DDC84, #07C160);
    color: white;
}

.skill-logo.python {
    background: linear-gradient(135deg, #3776AB, #FFD43B);
    color: white;
}

.skill-logo.java {
    background: linear-gradient(135deg, #ED8B00, #F89820);
    color: white;
}

.skill-logo.javascript {
    background: linear-gradient(135deg, #F7DF1E, #FFDA44);
    color: #323330;
}

.skill-logo.firebase {
    background: linear-gradient(135deg, #FFCA28, #FFA000);
    color: white;
}

.skill-logo.mysql {
    background: linear-gradient(135deg, #4479A1, #00758F);
    color: white;
}

.skill-logo.mongodb {
    background: linear-gradient(135deg, #47A248, #4DB33D);
    color: white;
}

.skill-logo.figma {
    background: linear-gradient(135deg, #F24E1E, #A259FF);
    color: white;
}

.skill-logo.git {
    background: linear-gradient(135deg, #F05032, #E44C30);
    color: white;
}

.skill-logo.opencv {
    background: linear-gradient(135deg, #5C3EE8, #0066CC);
    color: white;
}

.skill-logo.react {
    background: linear-gradient(135deg, #61DAFB, #21D4FD);
    color: #20232A;
}

.skill-logo.nodejs {
    background: linear-gradient(135deg, #339933, #68A063);
    color: white;
}

.skill-logo.html {
    background: linear-gradient(135deg, #E34F26, #F06529);
    color: white;
}

.skill-logo.css {
    background: linear-gradient(135deg, #1572B6, #33A9DC);
    color: white;
}

/* Responsive */
@media (max-width: 1024px) {
    .skills-track {
        animation: skillsScroll 25s linear infinite;
    }
    
    .skill-card {
        min-width: 130px;
    }
}

@media (max-width: 768px) {
    .skills-track {
        gap: var(--space-md);
        animation: skillsScroll 20s linear infinite;
    }
    
    .skill-card {
        min-width: 110px;
        padding: var(--space-md);
    }
    
    .skill-logo {
        width: 45px;
        height: 45px;
        font-size: 1.4rem;
    }
    
    .skill-card h3 {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .skills-carousel {
        margin: 0 -var(--space-md);
    }
    
    .skills-track {
        gap: var(--space-sm);
        animation: skillsScroll 15s linear infinite;
    }
    
    .skill-card {
        min-width: 100px;
        padding: var(--space-sm);
    }
    
    .skill-logo {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .skill-card h3 {
        font-size: 0.75rem;
    }
}

/* Contact Section */
.contact {
    background: var(--bg-secondary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

.contact-info p {
    margin-bottom: var(--space-xl);
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.contact-item:hover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.contact-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.125rem;
}

.contact-text h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.contact-text p {
    color: var(--text-secondary);
    margin: 0;
}

.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

@media (max-width: 1024px) {
    .contact-content {
        gap: var(--space-2xl);
    }
}

@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .contact-form {
        padding: var(--space-lg);
    }
    
    .contact-item {
        padding: var(--space-sm);
    }
    
    .contact-icon {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .contact-form {
        padding: var(--space-md);
    }
    
    .form-input,
    .form-textarea {
        padding: var(--space-sm);
        font-size: 0.9rem;
    }
    
    .contact-details {
        gap: var(--space-md);
    }
}

/* View All Button */
.view-all-container {
    text-align: center;
    margin-top: var(--space-2xl);
    padding: var(--space-xl) 0;
}

.view-all-container .btn {
    min-width: 200px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* Projects Modal */
.projects-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.projects-modal.active {
    display: flex;
    opacity: 1;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-2xl);
    width: 100%;
    max-width: 1200px;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xl);
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
}

.modal-header h2 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.5rem;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: var(--space-sm);
    border-radius: var(--radius);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--space-xl);
    overflow-y: auto;
    max-height: calc(90vh - 100px);
}



.modal-body .projects-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-lg);
}

@media (max-width: 1024px) {
    .modal-content {
        max-width: 900px;
    }
    
    .modal-body .projects-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .projects-modal {
        padding: var(--space-md);
    }
    
    .modal-content {
        max-height: 95vh;
        max-width: 100%;
    }
    
    .modal-header {
        padding: var(--space-lg);
    }
    
    .modal-body {
        padding: var(--space-lg);
        max-height: calc(95vh - 80px);
    }
    
    .modal-body .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
}

@media (max-width: 480px) {
    .projects-modal {
        padding: var(--space-sm);
    }
    
    .modal-header {
        padding: var(--space-md);
    }
    
    .modal-body {
        padding: var(--space-md);
    }
    
    .modal-header h2 {
        font-size: 1.25rem;
    }
}

/* Achievements Section */
.achievements {
    background: var(--bg-primary);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

@media (max-width: 1200px) {
    .achievements-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-xl);
    }
}

@media (max-width: 768px) {
    .achievements-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
}

.achievement-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.achievement-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
    transition: left 0.6s ease;
}

.achievement-card:hover::before {
    left: 100%;
}

.achievement-card:hover {
    border-color: var(--primary);
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.achievement-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    font-size: 1.75rem;
    color: white;
    transition: var(--transition);
}

.achievement-card:hover .achievement-icon {
    transform: scale(1.1) rotate(5deg);
}

.achievement-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.achievement-description {
    color: var(--text-secondary);
    line-height: 1.5;
    font-size: 0.9rem;
}