/* ===== RESPONSIVE DESIGN ===== */
/* ===== LOADING SCREEN LOGO RESPONSIVE ===== */
@media (max-width: 480px) {
    .loading-logo img {
        height: 40px !important;
        max-width: 80vw;
    }
}

@media (max-width: 350px) {
    .loading-logo img {
        height: 32px !important;
        max-width: 90vw;
    }
}

/* ===== HERO SECTION RESPONSIVE STYLES ===== */

/* Large screens (1200px and up) */
@media (max-width: 1199px) {
    .hero-container {
        max-width: 1000px;
        gap: 3rem;
    }
    
    .hero-name {
        font-size: 3.5rem;
    }
    
    .hero-role {
        font-size: 1.6rem;
    }
    
    .image-container {
        width: 350px;
        height: 350px;
    }
}

/* Medium screens (992px and up) */
@media (max-width: 991px) {
    .hero-container {
        max-width: 800px;
        padding: 0 1.5rem;
        gap: 2rem;
    }
    
    .hero-name {
        font-size: 3rem;
    }
    
    .hero-role {
        font-size: 1.4rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .image-container {
        width: 300px;
        height: 300px;
    }
    
    .floating-badge {
        font-size: 0.7rem;
        padding: 0.4rem 0.8rem;
    }
}

/* Tablet and smaller screens */
@media (max-width: 768px) {
    .hero-section {
        /* Height is now controlled by main CSS file with height-based media queries */
        padding-top: 65px;
        padding-bottom: 1.5rem;
        display: flex;
        align-items: center;
        justify-content: center;
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
    
    /* For tall mobile devices, use content-based height */
    @media (min-height: 800px) {
        .hero-section {
            min-height: auto;
            height: auto;
            align-items: flex-start;
            padding-top: 80px;
        }
        
        .hero-container {
            margin-top: 0;
            padding-top: 2rem;
        }
    }
    
    /* Hide particles canvas on small screens */
    #particle-canvas {
        display: none !important;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 1.2rem;
        text-align: center;
        padding: 0;
        width: 100%;
        max-width: 600px;
        margin-top: 0;
    }
    
    .hero-content {
        order: 2;
        align-items: center;
    }
    
    .hero-image {
        order: 1;
        margin-top: 1rem;
        margin-bottom: 1rem;
        align-self: flex-start;
    }
    
    .hero-greeting {
        margin-bottom: 0.5rem;
        font-size: 1rem;
        font-weight: 600;
        letter-spacing: 2.5px;
    }
    
    .hero-name {
        font-size: 2.8rem;
        margin-bottom: 0.5rem;
        line-height: 1.1;
    }
    
    .hero-role {
        font-size: 1.5rem;
        font-weight: 600;
        margin: 0.1rem 0 0.6rem 0;
    }
    
    .hero-description {
        font-size: 1.1rem;
        margin-bottom: 1rem;
        padding: 0;
        line-height: 1.5;
        max-width: 90%;
    }
    
    .hero-buttons {
        margin-bottom: 1.5rem;
        gap: 0.8rem;
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        padding: 0.7rem 1.2rem;
        font-size: 0.85rem;
        width: 100%;
        max-width: 320px;
        justify-content: center;
    }
    
    .hero-social {
        justify-content: center;
        margin-top: 0.5rem;
        margin-bottom: 0.5rem;
        gap: 1.3rem;
        width: 100%;
        max-width: 320px;
    }
    
    .image-container {
        width: 280px;
        height: 280px;
    }
    
    /* Hide floating badges on mobile */
    .floating-badge {
        display: none !important;
    }
}

/* Small mobile screens */
@media (max-width: 480px) {
    .hero-section {
        padding-top: 60px;
        padding-bottom: 1.5rem;
        display: flex;
        align-items: flex-start;
        justify-content: flex-start;
        padding-left: 1.2rem;
        padding-right: 1.2rem;
    }
    
    /* For tall small mobile devices, use content-based height */
    @media (min-height: 800px) {
        .hero-section {
            min-height: auto;
            height: auto;
            padding-top: 70px;
        }
        
        .hero-container {
            margin-top: 1rem;
        }
    }
    
    .hero-container {
        padding: 0;
        gap: 1rem;
        width: 100%;
        max-width: none;
        text-align: left;
        margin-top: 1.5rem;
    }
    
    .hero-greeting {
        font-size: 0.9rem;
        font-weight: 600;
        letter-spacing: 2px;
        margin-bottom: 0.4rem;
    }
    
    .hero-name {
        font-size: 2.4rem;
        margin-bottom: 0.4rem;
        line-height: 1.1;
    }
    
    .hero-role {
        font-size: 1.3rem;
        font-weight: 600;
        margin: 0.1rem 0 0.5rem 0;
    }
    
    .hero-description {
        font-size: 1rem;
        line-height: 1.4;
        margin-bottom: 0.8rem;
        padding: 0;
        max-width: 95%;
    }
    
    .hero-buttons {
        margin-bottom: 1.2rem;
        gap: 0.8rem;
        flex-direction: column;
        align-items: center;
        width: 100%;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.85rem;
        width: 100%;
        max-width: 100%;
        justify-content: center;
        min-height: 48px;
        margin: 0;
    }
    
    .hero-social {
        justify-content: center;
        margin-top: 0.4rem;
        margin-bottom: 0.4rem;
        gap: 1.2rem;
        width: 100%;
        max-width: 100%;
    }
    
    .social-link {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }
    
    .image-container {
        width: 220px;
        height: 220px;
    }
    
    .hero-image {
        margin-bottom: 0.6rem;
        align-self: flex-start;
    }
    
    /* Keep floating badges hidden on mobile */
    .floating-badge {
        display: none !important;
    }
}

/* Extra small screens */
@media (max-width: 320px) {
    .hero-section {
        padding-top: 50px;
        padding-bottom: 1.5rem;
        display: flex;
        align-items: flex-start;
        justify-content: flex-start;
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    /* For tall extra small devices, use content-based height */
    @media (min-height: 800px) {
        .hero-section {
            min-height: auto;
            height: auto;
            padding-top: 60px;
        }
        
        .hero-container {
            margin-top: 0.5rem;
        }
    }
    
    .hero-container {
        padding: 0;
        gap: 0.8rem;
        width: 100%;
        max-width: none;
        text-align: left;
        margin-top: 1rem;
    }
    
    .hero-greeting {
        font-size: 0.85rem;
        font-weight: 600;
        letter-spacing: 1.5px;
        margin-bottom: 0.3rem;
    }
    
    .hero-name {
        font-size: 2.1rem;
        margin-bottom: 0.3rem;
        line-height: 1.1;
    }
    
    .hero-role {
        font-size: 1.2rem;
        font-weight: 600;
        margin: 0.05rem 0 0.4rem 0;
    }
    
    .hero-description {
        font-size: 0.9rem;
        margin-bottom: 0.6rem;
        padding: 0;
        line-height: 1.3;
        max-width: 100%;
    }
    
    .hero-buttons {
        margin-bottom: 1rem;
        gap: 0.8rem;
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.8rem;
        width: 100%;
        justify-content: center;
        min-height: 48px;
        margin: 0;
    }
    
    .image-container {
        width: 200px;
        height: 200px;
    }
    
    .hero-image {
        margin-bottom: 0.5rem;
        align-self: flex-start;
    }
    
    .social-link {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .hero-social {
        gap: 1rem;
        margin-top: 0.3rem;
        margin-bottom: 0.3rem;
        justify-content: center;
        width: 100%;
    }
    
    /* Keep floating badges hidden */
    .floating-badge {
        display: none !important;
    }
}

/* ===== NAVBAR RESPONSIVE STYLES ===== */

/* Tablet and smaller screens */
@media (max-width: 992px) {
    .navbar-container {
        padding: 0 1.5rem;
    }
    
    .navbar-center {
        gap: 1.5rem;
    }
    
    .nav-link {
        font-size: 0.9rem;
    }
    
    .theme-toggle {
        width: 55px;
        height: 28px;
    }
    
    .theme-toggle-slider {
        width: 22px;
        height: 22px;
    }
}

/* Mobile screens */
@media (max-width: 768px) {
    .navbar-container {
        padding: 0 1rem;
        height: 60px;
    }
    
    .navbar-left {
        gap: 0.5rem;
    }
    
    .navbar-name {
        display: block !important;
        font-size: 1.2rem;
        font-weight: 600;
    }
    
    .navbar-center {
        display: none;
    }
    
    .hamburger {
        display: flex;
        padding: 10px;
    }
    
    .hamburger-line {
        width: 24px;
        height: 3px;
        margin: 4px 0;
    }
    
    .mobile-menu {
        display: block;
        top: 60px;
        height: calc(100vh - 60px);
    }
    
    .profile-photo {
        width: 45px;
        height: 45px;
    }
    
    .hire-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
    
    .theme-toggle {
        width: 40px;
        height: 40px;
    }
    
    .theme-toggle-icon {
        font-size: 18px;
    }
}

/* Small mobile screens */
@media (max-width: 480px) {
    .navbar-container {
        padding: 0 0.75rem;
        height: 55px;
    }
    
    .navbar-left {
        gap: 0.4rem;
    }
    
    .navbar-name {
        font-size: 1.1rem;
        font-weight: 600;
    }
    
    .mobile-menu {
        top: 55px;
        height: calc(100vh - 55px);
        padding: 1.5rem;
    }
    
    .profile-photo {
        width: 42px;
        height: 42px;
    }
    
    .hire-btn {
        padding: 0.3rem 0.6rem;
        font-size: 0.75rem;
    }
    
    .theme-toggle {
        width: 36px;
        height: 36px;
    }
    
    .theme-toggle-icon {
        font-size: 16px;
    }
    
    .hamburger {
        padding: 8px;
    }
    
    .hamburger-line {
        width: 20px;
        height: 3px;
        margin: 3px 0;
    }
    
    .mobile-nav-link {
        font-size: 1.2rem;
        padding: 1rem 0;
        font-weight: 500;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .btn-primary {
        background: #000 !important;
        border: 2px solid #000 !important;
    }
    
    .btn-secondary,
    .btn-outline {
        border-width: 3px !important;
    }
    
    .project-overlay {
        background: rgba(0, 0, 0, 0.9) !important;
    }
    
    .skill-progress,
    .progress {
        background: #000 !important;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .profile-img {
        animation: none !important;
    }
    
    .scroll-indicator {
        animation: none !important;
    }
}

/* ===== SKILLS SECTION RESPONSIVE ===== */
@media (max-width: 768px) {
    .skills-section {
        padding: 0 0 2rem 0;
    }
    
    .skills-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        margin-bottom: 1.5rem;
    }
    
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.2rem;
    }
    
    .tool-item {
        padding: 1.2rem;
    }
    
    .tool-item .tool-icon i {
        font-size: 2.2rem;
    }
    
    .tool-item span {
        font-size: 0.9rem;
    }
    
    .learning-section {
        margin-top: 1rem;
    }
    
    .learning-tags {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .learning-tag {
        padding: 0.7rem 1rem;
        font-size: 0.85rem;
        text-align: center;
        justify-content: center;
    }
    
    .main-skills h3,
    .supporting-skills h3,
    .learning-section h3 {
        font-size: 1.6rem;
        margin-bottom: 1.2rem;
    }
}

@media (max-width: 480px) {
    .skills-section {
        padding: 0 0 1.5rem 0;
    }
    
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .tool-item {
        padding: 1rem;
    }
    
    .tool-item .tool-icon i {
        font-size: 1.8rem;
    }
    
    .tool-item span {
        font-size: 0.85rem;
    }
    
    .skill-bar {
        padding: 1.2rem;
    }
    
    .main-skills h3,
    .supporting-skills h3,
    .learning-section h3 {
        font-size: 1.4rem;
        margin-bottom: 1rem;
    }
    
    .learning-tags {
        gap: 0.6rem;
        max-width: 400px;
    }
    
    .learning-tag {
        padding: 0.6rem 0.8rem;
        font-size: 0.8rem;
    }
}

/* ===== EDUCATION SECTION RESPONSIVE ===== */
@media (max-width: 768px) {
    .education-section {
        padding: 3rem 0;
    }

    /* Timeline Responsive */
    .education-timeline::before {
        left: 20px;
    }

    .timeline-item {
        padding-left: 60px;
        margin-bottom: 2rem;
    }

    .timeline-icon {
        left: 8px;
        width: 24px;
        height: 24px;
        font-size: 0.8rem;
    }

    .timeline-content {
        padding: 1.5rem;
    }

    .timeline-content::before {
        left: -8px;
        border-right-width: 8px;
        border-top-width: 8px;
        border-bottom-width: 8px;
    }

    .timeline-content h3 {
        font-size: 1.3rem;
    }

    .timeline-content h4 {
        font-size: 1.1rem;
    }

    .institution {
        font-size: 0.9rem;
        margin-bottom: 1rem;
    }

    .timeline-period {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }

    /* Education status badges - mobile optimized */
    .education-status {
        font-size: 0.65rem;
        padding: 0.2rem 0.6rem;
        margin-left: 0.5rem;
        margin-bottom: 0.5rem;
    }

    .skill-tags {
        gap: 0.4rem;
    }

    .skill-tag {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }

/* ===== CERTIFICATES RESPONSIVE BASED ON SPECIFIC BREAKPOINTS ===== */

/* Large screens (1014px+) - 3 certificates side by side */
@media (min-width: 1015px) {
    .certificates-grid {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 2rem;
    }
    
    .desktop-third-cert {
        display: block !important;
    }
    
    .mobile-only {
        display: none !important;
    }
}

/* Medium screens (680px to 1014px) - 2 certificates side by side, 3rd in Show More */
@media (min-width: 681px) and (max-width: 1014px) {
    .certificates-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 1.5rem;
        padding: 0 1rem;
    }
    
    .desktop-third-cert {
        display: none !important;
    }
    
    .mobile-only {
        display: block !important;
    }
    
    #certificates-photo-extra {
        display: none !important;
        margin: 0 !important;
    }
    
    #certificates-photo-extra.show-expanded {
        display: grid !important;
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 1.5rem;
        padding: 0 1rem;
        margin-bottom: 1rem !important;
    }
}

/* Small screens (680px and below) - 1 certificate in landscape, others in Show More */
@media (max-width: 680px) {
    .certificates-grid {
        grid-template-columns: 1fr !important;
        gap: 1rem;
        margin-bottom: 1rem !important;
        padding: 0 1rem;
    }

    /* Hide the third certificate in main grid */
    .desktop-third-cert {
        display: none !important;
    }

    /* Show mobile-only section and hide by default */
    .mobile-only {
        display: block !important;
    }

    #certificates-photo-extra {
        display: none !important;
        margin: 0 !important;
    }

    /* Show photo extra certificates when expanded - single column */
    #certificates-photo-extra.show-expanded {
        display: grid !important;
        grid-template-columns: 1fr !important;
        margin-bottom: 1rem !important;
        padding: 0 1rem;
    }

    .certificate-card {
        padding: 1rem;
        margin: 0 0.5rem;
    }

    /* Photo certificates for small screens - landscape style */
    .cert-image-container {
        height: 160px;
    }

    /* Photo-based certificates responsive - landscape style */
    .cert-overlay {
        padding: 1.5rem 1rem 1rem 1rem;
    }

    .cert-info h4 {
        font-size: 1rem;
    }

    .cert-info .cert-provider {
        font-size: 0.85rem;
    }

    .cert-info .cert-date {
        font-size: 0.8rem;
    }

    /* Traditional certificate cards */
    .certificate-card {
        padding: 1.5rem;
    }

    .cert-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
        margin-bottom: 1rem;
    }

    .certificate-card h4 {
        font-size: 1.1rem;
    }

    .certificate-card .cert-provider {
        font-size: 0.9rem;
    }

    .cert-description {
        font-size: 0.9rem;
    }

    .subsection-title {
        font-size: 1.6rem;
        margin-bottom: 2rem;
    }

    /* See More Button Responsive */
    .see-more-btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .education-section {
        padding: 2rem 0;
    }

    .education-timeline::before {
        left: 15px;
    }

    .timeline-item {
        padding-left: 50px;
        margin-bottom: 1.5rem;
    }

    .timeline-icon {
        left: 3px;
        width: 20px;
        height: 20px;
        font-size: 0.7rem;
    }

    .timeline-content {
        padding: 1rem;
    }

    .timeline-content::before {
        left: -6px;
        border-right-width: 6px;
        border-top-width: 6px;
        border-bottom-width: 6px;
    }

    .timeline-content h3 {
        font-size: 1.1rem;
    }

    .timeline-content h4 {
        font-size: 1rem;
    }

    .timeline-period {
        font-size: 0.75rem;
        padding: 0.3rem 0.6rem;
    }

    /* Education status badges - small mobile */
    .education-status {
        font-size: 0.6rem;
        padding: 0.15rem 0.5rem;
        margin-left: 0.3rem;
        margin-bottom: 0.3rem;
    }

    /* Remove extra spacing when certificates are hidden */
    .achievements-section .certificates-grid:empty {
        display: none;
    }

    .cert-overlay {
        padding: 1rem 0.8rem 0.8rem 0.8rem;
    }

    .cert-info h4 {
        font-size: 0.9rem;
    }
}

    .certificates-grid {
        padding: 0 0.5rem;
    }

    .subsection-title {
        font-size: 1.4rem;
    }

    .see-more-btn {
        padding: 0.7rem 1.2rem;
        font-size: 0.85rem;
    }
}

/* ===== PROJECTS SECTION RESPONSIVE ===== */
@media (max-width: 768px) {
    .projects-section {
        padding: 0 0 2rem 0;
    }

    .projects-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-top: 2rem;
    }

    .project-card {
        margin: 0 1rem;
    }

    .project-image {
        height: 200px;
    }

    .project-content {
        padding: 1.2rem;
    }

    .project-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.8rem;
    }

    .project-title {
        font-size: 1.2rem;
        margin-bottom: 0;
    }

    .project-description {
        font-size: 0.9rem;
        margin-bottom: 1rem;
    }

    .project-tech {
        gap: 0.4rem;
        margin-bottom: 1rem;
    }

    .project-tech .skill-tag {
        font-size: 0.75rem;
        padding: 0.25rem 0.6rem;
    }

    .project-features {
        display: none;
    }

    .project-actions {
        flex-direction: row;
        gap: 0.8rem;
        width: 100%;
        justify-content: center;
    }

    .project-btn {
        width: auto;
        justify-content: center;
        padding: 0.8rem;
        font-size: 1rem;
        min-width: 48px;
    }

    .project-btn span {
        display: none;
    }

    .project-btn i {
        margin: 0;
    }
}

@media (max-width: 480px) {
    .projects-section {
        padding: 0 0 1.5rem 0;
    }

    .projects-grid {
        gap: 1.2rem;
        margin-top: 1.5rem;
    }

    .project-card {
        margin: 0 0.5rem;
    }

    .project-image {
        height: 180px;
    }

    .project-content {
        padding: 1rem;
    }

    .project-title {
        font-size: 1.1rem;
    }

    .project-description {
        font-size: 0.85rem;
        line-height: 1.5;
    }

    .project-tech .skill-tag {
        font-size: 0.7rem;
        padding: 0.2rem 0.5rem;
    }

    .project-features li {
        font-size: 0.8rem;
    }

    .project-btn {
        padding: 0.7rem 0.8rem;
        font-size: 0.8rem;
    }

    .status-badge {
        font-size: 0.7rem;
        padding: 0.25rem 0.6rem;
    }
}