/*
  Responsive adjustments (tablet and below)
  - Breakpoint-specific tweaks for layout, spacing, and component sizing
  - Mirrors structure of core styles for easy lookup
*/
@media screen and (max-width: 768px) {
    ::-webkit-scrollbar {
        width: 0;
        height: 0;
        display: none;
    }
    * {
        scrollbar-width: none;
    }
    body {
        -ms-overflow-style: none;
    }
    
    .modal-body::-webkit-scrollbar {
        width: 6px;
        display: block;
    }
    
    .modal-body::-webkit-scrollbar-track {
        background: var(--primary-bg);
    }
    
    .modal-body::-webkit-scrollbar-thumb {
        background: var(--accent-color);
        border-radius: 3px;
    }
    
    .modal-body {
        scrollbar-width: thin;
        scrollbar-color: var(--accent-color) var(--primary-bg);
        -ms-overflow-style: auto;
    }
}

/* Collapse hero grid to single column */
@media screen and (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }
    
    .hero-content {
        order: 2;
    }
    
    .hero-image {
        order: 1;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-socials {
        justify-content: center;
    }
    
    .image-wrapper {
        width: 300px;
        height: 300px;
    }
    
    .profile-image {
        width: 270px;
        height: 270px;
    }
    
    .scroll-indicator {
        display: none;
    }
}

/* Compact hero heading/animated title for mobile */
@media screen and (max-width: 768px) {
    .hero-text {
        display: block;
    }
    
    .greeting {
        display: inline !important;
        margin-right: 0.3rem;
        margin-bottom: 0 !important;
    }
    
    .hero-name {
        display: inline !important;
        margin-bottom: 0 !important;
        margin-right: 0;
        line-height: 1.2;
    }
    
    .hero-name::after {
        content: "";
        display: block;
    }
    
    .hero-title {
        display: inline-block;
        margin-top: var(--spacing-sm);
        margin-bottom: var(--spacing-md);
        clear: both;
        min-width: 280px;
        max-width: 100%;
    }
    
    .title-static {
        white-space: nowrap;
    }
    
    .title-dynamic {
        padding: 0.2rem 0.5rem;
        background: linear-gradient(135deg, rgba(239, 68, 68, 0.08), rgba(239, 68, 68, 0.03));
        box-shadow: 0 0 10px rgba(239, 68, 68, 0.15);
        display: inline-block;
        min-width: 250px;
        text-align: left;
    }
}

/* Mobile navigation drawer and touch-friendly nav */
@media screen and (max-width: 768px) {
    .section {
        justify-content: flex-start !important;
        padding-top: calc(var(--spacing-lg) + 20px) !important;
    }
    
    .nav-right {
        gap: var(--spacing-sm);
    }
    
    .hamburger {
        display: flex;
        order: 3;
    }
    
    .theme-toggle {
        width: 40px;
        height: 40px;
        margin-left: 0;
        order: 2;
    }
    
    .theme-toggle svg {
        width: 18px;
        height: 18px;
    }
    
    .nav-menu {
        display: none;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--nav-height);
        right: 0;
        width: 100%;
        max-width: 300px;
        height: calc(100vh - var(--nav-height));
        background: var(--secondary-bg);
        flex-direction: column;
        gap: 0;
        padding: var(--spacing-lg) 0;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.5);
        transition: transform var(--transition-slow), visibility var(--transition-slow), opacity var(--transition-slow);
        overflow-y: auto;
        order: 1;
        transform: translateX(100%);
        z-index: 999;
        visibility: hidden;
        opacity: 0;
    }
    
    .nav-menu.active {
        display: flex;
        transform: translateX(0);
        visibility: visible;
        opacity: 1;
    }
    
    .nav-item {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-md) var(--spacing-lg);
        width: 100%;
        font-size: var(--font-md);
    }
    
    .nav-link::before {
        display: none;
    }
    
    .nav-link:hover,
    .nav-link.active {
        background: var(--accent-10);
        border-left: 3px solid var(--accent-color);
    }
    
    .section h1 {
        font-size: var(--font-xl);
    }
}

/* Slightly tighter nav for small laptops */
@media screen and (max-width: 1024px) and (min-width: 769px) {
    .nav-container {
        padding: 0 var(--spacing-sm);
    }
    
    .nav-menu {
        gap: var(--spacing-md);
    }
    
    .nav-link {
        font-size: var(--font-xs);
    }
}

/* Extra small phones */
@media screen and (max-width: 576px) {
    .hero-text {
        display: block;
    }
    
    .greeting {
        display: inline !important;
        font-size: var(--font-sm);
        margin-bottom: 0 !important;
        margin-right: 0.3rem;
    }
    
    .hero-name {
        display: inline !important;
        font-size: clamp(1.75rem, 8vw, 2.5rem);
        margin-bottom: 0 !important;
        line-height: 1.2;
    }
    
    .hero-name::after {
        content: "";
        display: block;
    }
    
    .hero-title {
        display: inline-block;
        margin-top: var(--spacing-sm);
        margin-bottom: var(--spacing-md);
        font-size: clamp(0.9rem, 2.5vw, 1.2rem);
        clear: both;
        min-width: 260px;
        max-width: 100%;
    }
    
    .title-static {
        white-space: nowrap;
    }
    
    .title-dynamic {
        padding: 0.2rem 0.4rem;
        background: linear-gradient(135deg, rgba(239, 68, 68, 0.08), rgba(239, 68, 68, 0.03));
        box-shadow: 0 0 10px rgba(239, 68, 68, 0.15);
        font-size: inherit;
        display: inline-block;
        min-width: 180px;
        text-align: left;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .btn {
        width: 100%;
    }
    
    .image-wrapper {
        width: 250px;
        height: 250px;
    }
    
    .profile-image {
        width: 220px;
        height: 220px;
    }
    
    .scroll-indicator {
        display: none;
    }
}

/* About section stacks on tablets */
@media screen and (max-width: 992px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .about-left {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .interests-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Minor layout tweaks for about on mobile */
@media screen and (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .about-cta {
        flex-direction: column;
    }
}

/* Narrowest phones: reduce typography/spacing */
@media screen and (max-width: 576px) {
    .about-left {
        max-width: 100%;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .interests-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: var(--font-xl);
    }
}

/* Very small devices */
@media screen and (max-width: 480px) {
    :root {
        --nav-height: 60px;
    }
    
    .logo a {
        font-size: var(--font-md);
    }
    
    .nav-menu {
        max-width: 100%;
        width: 100%;
    }
    
    .section {
        padding: var(--spacing-lg) var(--spacing-sm);
        justify-content: flex-start;
        padding-top: calc(var(--spacing-lg) + 20px);
    }
    
    .hero-title {
        min-width: 240px;
    }
    
    .title-dynamic {
        min-width: 170px;
        font-size: 0.85rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xs);
    }
    
    .stat-card {
        padding: var(--spacing-xs);
    }
    
    .stat-icon svg {
        width: 24px;
        height: 24px;
    }
    
    .stat-number {
        font-size: var(--font-md);
    }
    
    .stat-label {
        font-size: 0.7rem;
    }
    
    .certification-carousel {
        padding: 0 25px;
    }
    
    .certification-showcase {
        padding: var(--spacing-sm);
        margin-bottom: var(--spacing-md);
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .cert-image-wrapper {
        max-width: 200px;
        margin: 0 auto;
    }
    
    .cert-placeholder {
        max-width: 200px;
        margin: 0 auto;
    }
    
    .cert-details {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .cert-credentials {
        padding: var(--spacing-sm);
    }
    
    .credential-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
    
    .credential-label {
        font-size: 0.7rem;
    }
    
    .credential-value,
    .credential-link {
        font-size: 0.7rem;
    }
    
    .cert-actions {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .cert-view-btn,
    .cert-download-btn {
        width: 100%;
        padding: var(--spacing-sm);
        font-size: 0.7rem;
        transform: none !important;
        transition: all var(--transition-normal);
    }
    
    .cert-view-btn:hover,
    .cert-download-btn:hover {
        transform: translateY(-2px) !important;
    }
    
    .carousel-nav {
        width: 28px;
        height: 28px;
        backdrop-filter: blur(5px);
    }
    
    .carousel-nav svg {
        width: 14px;
        height: 14px;
    }
    
    .carousel-prev {
        left: -22px;
    }
    
    .carousel-next {
        right: -22px;
    }
    
    .carousel-indicators {
        padding: var(--spacing-sm) 0;
    }
    
    .carousel-indicator {
        width: 8px;
        height: 8px;
    }
}

/* Reposition timeline for narrower viewports */
@media screen and (max-width: 992px) {
    .timeline::before {
        left: 30px;
    }
    
    .timeline-dot {
        left: 30px;
    }
    
    .timeline-card {
        width: calc(100% - 80px);
        margin-left: 80px !important;
        margin-right: 0 !important;
    }
    
    .timeline-card::before {
        left: -20px !important;
        right: auto !important;
        border-width: 10px 20px 10px 0 !important;
        border-color: transparent var(--border-color) transparent transparent !important;
    }
    
    .timeline-card:hover::before {
        border-color: transparent var(--accent-color) transparent transparent !important;
    }
}

/* Timeline sizing on mobile */
@media screen and (max-width: 768px) {
    .timeline-filter {
        gap: var(--spacing-sm);
    }
    
    .filter-btn {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: var(--font-xs);
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-dot {
        left: 20px;
        width: 16px;
        height: 16px;
    }
    
    .timeline-card {
        width: calc(100% - 60px);
        margin-left: 60px !important;
        padding: var(--spacing-md);
    }
    
    .timeline-badge {
        width: 40px;
        height: 40px;
        left: var(--spacing-sm);
    }
    
    .timeline-badge svg {
        width: 20px;
        height: 20px;
    }
    
    .timeline-title {
        font-size: var(--font-md);
    }
    
    .timeline-company {
        font-size: var(--font-xs);
    }
    
    .timeline-description {
        font-size: var(--font-xs);
    }
}

/* Timeline micro-optimizations on very small screens */
@media screen and (max-width: 576px) {
    .timeline-filter {
        flex-wrap: wrap;
        gap: var(--spacing-xs);
    }
    
    .filter-btn {
        flex: 1 1 auto;
        min-width: fit-content;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .timeline::before {
        left: 15px;
    }
    
    .timeline-dot {
        left: 15px;
        width: 14px;
        height: 14px;
        border-width: 3px;
    }
    
    .timeline-card {
        width: calc(100% - 45px);
        margin-left: 45px !important;
        padding: var(--spacing-sm);
    }
    
    .timeline-badge {
        width: 35px;
        height: 35px;
        left: var(--spacing-xs);
        top: -10px;
    }
    
    .timeline-badge svg {
        width: 18px;
        height: 18px;
    }
    
    .timeline-date {
        font-size: 0.7rem;
        padding: 0.25rem 0.5rem;
    }
    
    .timeline-title {
        font-size: var(--font-sm);
    }
    
    .timeline-tags {
        gap: 0.25rem;
    }
    
    .tag {
        font-size: 0.65rem;
        padding: 0.2rem 0.5rem;
    }
    
    .know-more-btn {
        width: 100%;
        padding: var(--spacing-xs) var(--spacing-md);
    }
}

/* Modal layout for tablets */
@media screen and (max-width: 992px) {
    .modal.active {
        padding: var(--spacing-md);
        align-items: center;
    }
    
    .modal-content {
        max-height: 90vh;
        display: flex;
        flex-direction: column;
        position: relative;
    }
    
    .modal-close {
        position: fixed;
        top: auto;
        bottom: calc(var(--spacing-xl) * 2);
        left: 50%;
        right: auto;
        transform: translateX(-50%);
        width: 50px;
        height: 50px;
        background: rgba(239, 68, 68, 0.9);
        border: none;
        border-radius: 50%;
        color: #ffffff;
        font-size: 1.5rem;
        cursor: pointer;
        transition: all var(--transition-normal);
        display: flex;
        align-items: center;
        justify-content: center;
        line-height: 1;
        flex-shrink: 0;
        z-index: 10;
        box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4);
    }
    
    .modal-close:hover {
        background: var(--accent-hover);
        transform: translateX(-50%) rotate(90deg) scale(1.1);
        box-shadow: 0 6px 30px rgba(239, 68, 68, 0.6);
    }
    
    .modal-close::before {
        display: none;
    }
    
    .modal-body {
        margin-bottom: 110px;
    }
    
    .modal-header {
        padding: var(--spacing-lg);
        padding-bottom: var(--spacing-md);
        flex-shrink: 0;
    }
    
    .modal-body {
        flex: 1 1 auto;
        overflow-y: auto;
        padding: var(--spacing-lg);
        padding-bottom: calc(var(--spacing-lg) + 10px);
        min-height: 0;
        max-height: calc(90vh - 250px);
    }
}

/* Modal becomes fullscreen on mobile */
@media screen and (max-width: 768px) {
    .modal.active {
        padding: 0;
        align-items: flex-start;
    }
    
    .modal-content {
        height: 100vh;
        max-height: 100vh;
        border-radius: 0;
        display: flex;
        flex-direction: column;
        position: relative;
        padding-bottom: 0;
    }
    
    .modal-close {
        position: fixed;
        top: auto;
        bottom: calc(var(--spacing-xl) * 2);
        left: 50%;
        right: auto;
        transform: translateX(-50%);
        width: 50px;
        height: 50px;
        background: rgba(239, 68, 68, 0.9);
        border: none;
        border-radius: 50%;
        color: #ffffff;
        font-size: 1.5rem;
        cursor: pointer;
        transition: all var(--transition-normal);
        display: flex;
        align-items: center;
        justify-content: center;
        line-height: 1;
        flex-shrink: 0;
        z-index: 10;
        box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4);
    }
    
    .modal-close:hover {
        background: var(--accent-hover);
        transform: translateX(-50%) rotate(90deg) scale(1.1);
        box-shadow: 0 6px 30px rgba(239, 68, 68, 0.6);
    }
    
    .modal-close::before {
        display: none;
    }
    
    .modal-body {
        margin-bottom: 110px;
    }
    
    .modal-header {
        padding: var(--spacing-lg);
        padding-bottom: var(--spacing-md);
        min-height: 110px;
        flex-shrink: 0;
    }
    
    .modal-body {
        flex: 1;
        overflow-y: auto;
        overflow-x: hidden;
        padding: var(--spacing-lg);
        min-height: 0;
        height: auto;
    }
    
    .modal-title {
        font-size: var(--font-lg);
    }
    
    .modal-company {
        font-size: var(--font-sm);
    }
    
    .responsibilities-list li {
        font-size: var(--font-xs);
    }
}

/* Modal paddings and font sizes on small phones */
@media screen and (max-width: 576px) {
    .modal.active {
        padding: 0;
        align-items: flex-start;
    }
    
    .modal-content {
        border-radius: 0;
        height: 100vh;
        max-height: 100vh;
        display: flex;
        flex-direction: column;
        position: relative;
        padding-bottom: 0;
    }
    
    .modal-close {
        position: fixed;
        top: auto;
        bottom: calc(var(--spacing-xl) * 2);
        left: 50%;
        right: auto;
        transform: translateX(-50%);
        width: 50px;
        height: 50px;
        background: rgba(239, 68, 68, 0.9);
        border: none;
        border-radius: 50%;
        color: #ffffff;
        font-size: 1.5rem;
        cursor: pointer;
        transition: all var(--transition-normal);
        display: flex;
        align-items: center;
        justify-content: center;
        line-height: 1;
        flex-shrink: 0;
        z-index: 10;
        box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4);
    }
    
    .modal-close:hover {
        background: var(--accent-hover);
        transform: translateX(-50%) rotate(90deg) scale(1.1);
        box-shadow: 0 6px 30px rgba(239, 68, 68, 0.6);
    }
    
    .modal-close::before {
        display: none;
    }
    
    .modal-body {
        margin-bottom: 110px;
    }
    
    .modal-header {
        padding: var(--spacing-md);
        padding-top: var(--spacing-lg);
        min-height: 100px;
        flex-shrink: 0;
    }
    
    .modal-body {
        flex: 1;
        overflow-y: auto;
        overflow-x: hidden;
        padding: var(--spacing-md);
        min-height: 0;
        height: auto;
    }
}

/* Skills grid compact and cert highlights stack */
@media screen and (max-width: 992px) {
    .skills-badges-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
    
    .certifications-highlight {
        grid-template-columns: 1fr;
    }
}

/* Skills and certification cards on mobile */
@media screen and (max-width: 768px) {
    .skills-filter {
        gap: var(--spacing-sm);
    }
    
    .skills-filter-btn {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: var(--font-xs);
    }
    
    .skills-badges-grid {
        grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
        gap: var(--spacing-sm);
    }
    
    .skill-badge {
        padding: var(--spacing-sm);
    }
    
    .skill-badge-icon {
        width: 32px;
        height: 32px;
    }
    
    .cert-badge {
        flex-direction: column;
        text-align: center;
    }
    
    .cert-icon {
        font-size: 2.5rem;
    }
}

/* Extra small: icons/text scale down */
@media screen and (max-width: 576px) {
    .skills-filter {
        flex-wrap: wrap;
        gap: var(--spacing-xs);
    }
    
    .skills-filter-btn {
        flex: 1 1 auto;
        min-width: fit-content;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .skills-badges-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .skill-badge-icon {
        width: 28px;
        height: 28px;
    }
    
    .skill-badge span {
        font-size: 0.7rem;
    }
    
    .certifications-highlight {
        gap: var(--spacing-md);
    }
    
    .cert-info h4 {
        font-size: var(--font-sm);
    }
    
    .cert-info p {
        font-size: 0.7rem;
    }
}

/* Carousel paddings and cert modal tuning for tablets */
@media screen and (max-width: 992px) {
    .certification-carousel {
        padding: 0 60px;
    }
    
    .certification-showcase {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .cert-image-wrapper {
        max-width: 350px;
    }
    
    .cert-placeholder {
        max-width: 350px;
    }
    
    .carousel-nav {
        width: 45px;
        height: 45px;
    }
    
    .carousel-prev {
        left: -55px;
    }
    
    .carousel-next {
        right: -55px;
    }
    
    .cert-modal.active {
        padding: var(--spacing-md);
    }
    
    .cert-modal-content {
        padding-top: 85px;
        padding-bottom: 0;
    }
    
    .cert-modal-close {
        position: fixed;
        top: auto;
        bottom: calc(var(--spacing-xl) * 2);
        left: 50%;
        right: auto;
        transform: translateX(-50%);
        width: 50px;
        height: 50px;
    }
    
    .cert-modal-close:hover {
        transform: translateX(-50%) rotate(90deg) scale(1.1);
    }
    
    .cert-modal-header {
        top: 0;
    }
    
    .cert-modal-body {
        margin-bottom: 110px;
        border: 1px solid var(--accent-color);
        box-shadow: 0 20px 60px rgba(239, 68, 68, 0.4);
    }
    
    .cert-modal-header h3 {
        font-size: var(--font-lg);
    }
    
    .cert-modal-header p {
        font-size: var(--font-sm);
    }
    
    .cert-modal-body {
        max-height: calc(100vh - 180px);
        border: 1px solid var(--accent-color);
        box-shadow: 0 20px 60px rgba(239, 68, 68, 0.4);
    }
    
    .cert-modal-image {
        max-height: calc(100vh - 180px);
        object-fit: contain;
    }
    
    
    .cert-modal-badge {
        top: var(--spacing-md);
        left: var(--spacing-md);
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: 0.75rem;
    }
}

/* Carousel controls and grid adjustments for mobile */
@media screen and (max-width: 768px) {
    .certification-carousel {
        padding: 0 50px;
    }
    
    .certification-showcase {
        padding: var(--spacing-md);
    }
    
    .cert-image-wrapper {
        max-width: 250px;
    }
    
    .cert-placeholder {
        max-width: 250px;
    }
    
    .cert-header {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .cert-icon {
        align-self: center;
    }
    
    .cert-actions {
        flex-direction: column;
    }
    
    .cert-view-btn,
    .cert-download-btn {
        width: 100%;
        transform: none !important;
        transition: all var(--transition-normal);
    }
    
    .cert-view-btn:hover,
    .cert-download-btn:hover {
        transform: translateY(-2px) !important;
    }
    
    .carousel-nav {
        width: 40px;
        height: 40px;
        top: 45%;
    }
    
    .carousel-nav svg {
        width: 20px;
        height: 20px;
    }
    
    .carousel-prev {
        left: -45px;
    }
    
    .carousel-next {
        right: -45px;
    }
    
    .carousel-indicators {
        padding: var(--spacing-md) 0;
    }
    
    .carousel-indicator {
        width: 10px;
        height: 10px;
    }
    
    .carousel-indicator::before {
        width: 4px;
        height: 4px;
    }
    
    .certs-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .cert-card {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-md);
    }
    
    .cert-card-content {
        order: 2;
    }
    
    .cert-card-icon {
        order: 1;
        margin-bottom: var(--spacing-sm);
    }
    
    .cert-card-status {
        order: 3;
        margin-top: var(--spacing-sm);
    }
    
    .cert-modal.active {
        padding: var(--spacing-md);
        align-items: center;
        justify-content: center;
    }
    
    .cert-modal-content {
        padding-top: 0;
        padding-bottom: 0;
        max-height: 100vh;
        overflow-y: auto;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }
    
    .cert-modal-close {
        position: fixed;
        bottom: calc(var(--spacing-xl) * 2);
        left: 50%;
        transform: translateX(-50%);
        width: 50px;
        height: 50px;
    }
    
    .cert-modal-close:hover {
        transform: translateX(-50%) rotate(90deg) scale(1.1);
    }
    
    .cert-modal-header {
        position: relative;
        top: auto;
        text-align: center;
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-md);
    }
    
    .cert-modal-header h3 {
        font-size: var(--font-md);
        color: #ffffff;
        text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    }
    
    .cert-modal-header p {
        font-size: var(--font-sm);
        color: rgba(255, 255, 255, 0.9);
        text-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
    }
    
    .cert-modal-body {
        border-radius: var(--border-radius);
        max-height: calc(100vh - 200px);
        margin-bottom: 0;
        border: 1px solid var(--accent-color);
        box-shadow: 0 20px 60px rgba(239, 68, 68, 0.4);
        display: flex;
        align-items: center;
        justify-content: center;
        flex: 1;
    }
    
    .cert-modal-image {
        width: 100%;
        height: auto;
        object-fit: contain;
        max-height: calc(100vh - 200px);
    }
    
    
    .cert-modal-badge {
        top: var(--spacing-sm);
        left: var(--spacing-sm);
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.7rem;
    }
}

/* Carousel sizing for extra small devices */
@media screen and (max-width: 576px) {
    .certification-carousel {
        padding: 0 30px;
    }
    
    .certification-showcase {
        padding: var(--spacing-sm);
        margin-bottom: var(--spacing-lg);
    }
    
    .cert-image-wrapper {
        max-width: 220px;
    }
    
    .cert-placeholder {
        max-width: 220px;
        padding: var(--spacing-md);
    }
    
    .placeholder-icon svg {
        width: 60px;
        height: 60px;
    }
    
    .cert-placeholder h3 {
        font-size: var(--font-md);
    }
    
    .cert-placeholder p {
        font-size: var(--font-sm);
    }
    
    .cert-title {
        font-size: var(--font-lg);
    }
    
    .cert-issuer {
        font-size: var(--font-sm);
    }
    
    .carousel-nav {
        width: 32px;
        height: 32px;
        top: 40%;
    }
    
    .carousel-nav svg {
        width: 16px;
        height: 16px;
    }
    
    .carousel-prev {
        left: -28px;
    }
    
    .carousel-next {
        right: -28px;
    }
    
    .carousel-indicators {
        padding: var(--spacing-sm) 0;
        gap: var(--spacing-xs);
    }
    
    .carousel-indicator {
        width: 8px;
        height: 8px;
    }
    
    .carousel-indicator::before {
        width: 3px;
        height: 3px;
    }
    
    .cert-description {
        padding: var(--spacing-sm);
    }
    
    .cert-skills li {
        font-size: 0.7rem;
        padding: 0.5rem 0.75rem;
    }
    
    .cert-credentials {
        padding: var(--spacing-sm);
    }
    
    .credential-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
    
    .additional-certs {
        margin-top: var(--spacing-lg);
        padding-top: var(--spacing-lg);
    }
    
    .additional-certs-title {
        font-size: var(--font-lg);
    }
    
    .cert-card {
        padding: var(--spacing-sm);
    }
    
    .cert-card-content h4 {
        font-size: var(--font-sm);
    }
    
    .cert-card-content p {
        font-size: var(--font-xs);
    }
}

/* Narrow 401–420px devices */
@media screen and (max-width: 420px) and (min-width: 401px) {
    .certification-carousel {
        padding: 0 25px;
        margin-bottom: var(--spacing-lg);
    }
    
    .certification-showcase {
        padding: var(--spacing-sm);
        gap: var(--spacing-sm);
    }
    
    .cert-image-wrapper {
        max-width: 210px;
    }
    
    .cert-placeholder {
        max-width: 210px;
    }
    
    .carousel-nav {
        width: 32px;
        height: 32px;
        border-width: 2px;
    }
    
    .carousel-nav svg {
        width: 16px;
        height: 16px;
    }
    
    .carousel-prev {
        left: -22px;
    }
    
    .carousel-next {
        right: -22px;
    }
    
    .carousel-indicators {
        padding: var(--spacing-sm) 0;
    }
    
    .cert-credentials {
        padding: var(--spacing-sm);
        gap: var(--spacing-xs);
    }
    
    .credential-label,
    .credential-value,
    .credential-link {
        font-size: 0.7rem;
    }
    
    .cert-view-btn,
    .cert-download-btn {
        padding: var(--spacing-xs);
        font-size: 0.7rem;
        transform: none !important;
        transition: all var(--transition-normal);
    }
    
    .cert-view-btn:hover,
    .cert-download-btn:hover {
        transform: translateY(-2px) !important;
    }
    
    .cert-view-btn svg,
    .cert-download-btn svg {
        width: 18px;
        height: 18px;
    }
    
    .cert-modal-content {
        padding-top: 0;
        padding-bottom: 0;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }
    
    .cert-modal-close {
        position: fixed;
        bottom: calc(var(--spacing-xl) + var(--spacing-lg));
        left: 50%;
        transform: translateX(-50%);
        width: 48px;
        height: 48px;
    }
    
    .cert-modal-close:hover {
        transform: translateX(-50%) rotate(90deg) scale(1.1);
    }
    
    .cert-modal-header {
        position: relative;
        text-align: center;
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-sm);
    }
    
    .cert-modal-header h3 {
        font-size: var(--font-sm);
    }
    
    .cert-modal-header p {
        font-size: var(--font-xs);
    }
    
    .cert-modal-body {
        max-height: calc(100vh - 180px);
        margin-bottom: 0;
        border: 1px solid var(--accent-color);
        box-shadow: 0 20px 60px rgba(239, 68, 68, 0.4);
        display: flex;
        align-items: center;
        justify-content: center;
        flex: 1;
    }
    
    .cert-modal-image {
        width: 100%;
        height: auto;
        object-fit: contain;
        max-height: calc(100vh - 200px);
    }
    
    .cert-modal-badge {
        padding: 0.25rem var(--spacing-sm);
        font-size: 0.65rem;
    }
}

/* <=400px devices */
@media screen and (max-width: 400px) {
    .certification-carousel {
        padding: 0 20px;
        margin-bottom: var(--spacing-lg);
    }
    
    .certification-showcase {
        padding: var(--spacing-sm);
        gap: var(--spacing-sm);
    }
    
    .cert-image-wrapper {
        max-width: 180px;
    }
    
    .cert-placeholder {
        max-width: 180px;
    }
    
    .carousel-nav {
        width: 30px;
        height: 30px;
        border-width: 1.5px;
    }
    
    .carousel-nav svg {
        width: 14px;
        height: 14px;
    }
    
    .carousel-prev {
        left: -18px;
    }
    
    .carousel-next {
        right: -18px;
    }
    
    .carousel-indicators {
        padding: var(--spacing-xs) 0;
    }
    
    .cert-credentials {
        padding: var(--spacing-xs);
        gap: var(--spacing-xs);
    }
    
    .credential-label,
    .credential-value,
    .credential-link {
        font-size: 0.65rem;
    }
    
    .cert-view-btn,
    .cert-download-btn {
        padding: var(--spacing-xs);
        font-size: 0.65rem;
        transform: none !important;
        transition: all var(--transition-normal);
    }
    
    .cert-view-btn:hover,
    .cert-download-btn:hover {
        transform: translateY(-2px) !important;
    }
    
    .cert-view-btn svg,
    .cert-download-btn svg {
        width: 16px;
        height: 16px;
    }
    
    .cert-modal-content {
        padding-top: 0;
        padding-bottom: 0;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }
    
    .cert-modal-close {
        position: fixed;
        bottom: calc(var(--spacing-xl) + var(--spacing-md));
        left: 50%;
        transform: translateX(-50%);
        width: 45px;
        height: 45px;
    }
    
    .cert-modal-close:hover {
        transform: translateX(-50%) rotate(90deg) scale(1.1);
    }
    
    .cert-modal-header {
        position: relative;
        text-align: center;
        padding: var(--spacing-sm);
        margin-bottom: var(--spacing-xs);
    }
    
    .cert-modal-header h3 {
        font-size: 0.85rem;
    }
    
    .cert-modal-header p {
        font-size: 0.7rem;
    }
    
    .cert-modal-body {
        max-height: calc(100vh - 160px);
        margin-bottom: 0;
        border: 1px solid var(--accent-color);
        box-shadow: 0 20px 60px rgba(239, 68, 68, 0.4);
        display: flex;
        align-items: center;
        justify-content: center;
        flex: 1;
    }
    
    .cert-modal-image {
        width: 100%;
        height: auto;
        object-fit: contain;
        max-height: calc(100vh - 200px);
    }
    
    .cert-modal-badge {
        padding: 0.2rem var(--spacing-xs);
        font-size: 0.6rem;
    }
    
    .cert-modal-badge svg {
        width: 12px;
        height: 12px;
    }
}

/* Contact section stacks on tablets */
@media screen and (max-width: 992px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .contact-info {
        max-width: 600px;
        margin: 0 auto;
    }
    
    .contact-form-wrapper {
        max-width: 600px;
        margin: 0 auto;
    }
    
    .cta-buttons {
        flex-wrap: wrap;
    }
}

/* Contact cards and grids on mobile */
@media screen and (max-width: 768px) {
    .contact-card {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-md);
    }
    
    .contact-card-icon {
        width: 50px;
        height: 50px;
    }
    
    .social-links-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-form-wrapper {
        padding: var(--spacing-lg);
    }
    
    .form-header h3 {
        font-size: var(--font-lg);
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .footer-links {
        gap: var(--spacing-md);
    }
}

/* Small phones: compact contact typography and inputs */
@media screen and (max-width: 576px) {
    .section-description {
        font-size: var(--font-sm);
    }
    
    .contact-info {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .contact-card:nth-child(1) {
        grid-column: 1 / -1;
    }
    
    .contact-card:nth-child(2) {
        grid-column: 1;
    }
    
    .contact-card:nth-child(3) {
        grid-column: 2;
    }
    
    .contact-social {
        grid-column: 1 / -1;
    }
    
    .contact-card {
        padding: var(--spacing-sm);
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .contact-card-icon {
        width: 45px;
        height: 45px;
        margin: 0 auto;
    }
    
    .contact-card-icon svg {
        width: 24px;
        height: 24px;
    }
    
    .contact-card-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .contact-card-content h3 {
        font-size: var(--font-sm);
    }
    
    .contact-card-content a,
    .contact-card-content p {
        font-size: var(--font-xs);
    }
    
    .social-links-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xs);
    }
    
    .social-link-card {
        padding: var(--spacing-sm);
    }
    
    .contact-form-wrapper {
        padding: var(--spacing-md);
    }
    
    .form-header h3 {
        font-size: var(--font-md);
    }
    
    .form-header p {
        font-size: var(--font-xs);
    }
    
    .form-group label {
        font-size: var(--font-xs);
    }
    
    .input-wrapper input,
    .input-wrapper textarea {
        padding: var(--spacing-sm);
        padding-left: calc(var(--spacing-sm) * 3);
        font-size: var(--font-xs);
    }
    
    .input-wrapper svg {
        width: 16px;
        height: 16px;
        left: var(--spacing-sm);
    }
    
    .submit-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-xs);
    }
    
    .form-message {
        padding: var(--spacing-sm);
        gap: var(--spacing-sm);
    }
    
    .form-message svg {
        width: 20px;
        height: 20px;
    }
    
    .form-message p {
        font-size: var(--font-xs);
    }
    
    .contact-cta {
        padding: var(--spacing-md);
    }
    
    .cta-content h3 {
        font-size: var(--font-lg);
    }
    
    .cta-content p {
        font-size: var(--font-sm);
    }
    
    .footer {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .footer-logo h3 {
        font-size: var(--font-lg);
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .footer-links a {
        font-size: var(--font-xs);
    }
}