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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    scroll-padding-top: 80px;
    font-size: 16px;
    -webkit-tap-highlight-color: transparent;
}

/* Improve tap targets on touch devices */
@media (pointer: coarse) {
    a, button, input, textarea, select {
        min-height: 44px;
        min-width: 44px;
    }
}

body {
    font-family: 'Amazon Ember', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #232f3e;
    background: #ffffff;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
    padding-top: 80px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    -webkit-overflow-scrolling: touch;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* HEADER STYLES */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e5e7eb;
    z-index: 1000;
    transition: all 0.3s ease;
    -webkit-backdrop-filter: blur(10px);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo h2 {
    color: #232f3e;
    font-size: 24px;
    font-weight: 700;
    margin: 0;
}

.nav-menu {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: #687078;
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    transition: all 0.2s ease;
    position: relative;
}

.nav-link:hover {
    color: #7877c6;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #7877c6;
    transition: width 0.2s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    margin: 0;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: #232f3e;
    transition: all 0.3s ease;
    display: block;
    margin: 0 auto;
}


/* END HEADER STYLES */

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 99, 132, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(54, 162, 235, 0.1) 0%, transparent 50%);
    z-index: -1;
}

.aws-link {
    background: #7877c6;
    color: white;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    font-size: 16px;
    transition: all 0.2s ease;
    margin-top: 2rem;
    display: inline-block;
    border: none;
}

.aws-link:hover {
    background: #6b6ab8;
    transform: translateY(-1px);
}

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    position: relative;
}

.hero {
    background: white;
    border-radius: 8px;
    padding: 60px 40px;
    margin-bottom: 40px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    text-align: center;
    position: relative;
}

.hero::after {
    content: '';
    position: absolute;
    top: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #7877c6 0%, #a855f7 100%);
    border-radius: 8px;
    opacity: 0.8;
}

.hero h1 {
    color: #232f3e;
    font-size: 48px;
    font-weight: 700;
    margin: 20px 0 8px 0;
    letter-spacing: -0.02em;
}

.tagline {
    font-size: 18px;
    color: #687078;
    margin-bottom: 16px;
    font-weight: 400;
}

.profile-photo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #e5e7eb;
    margin: 0 auto 20px auto;
    display: block;
}

/* ABOUT SECTION STYLES */
.about {
    background: white;
    border-radius: 8px;
    padding: 40px;
    margin-bottom: 40px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    text-align: center;
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 40px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    border-radius: 6px;
    opacity: 0.9;
}

.about h3 {
    color: #232f3e;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.about p {
    font-size: 18px;
    color: #687078;
    line-height: 1.6;
    max-width: 700px;
    margin: 0 auto;
}
/* END ABOUT SECTION STYLES */

.fun-facts {
    background: white;
    border-radius: 8px;
    padding: 40px;
    margin-bottom: 40px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
}

.fun-facts::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 40px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 6px;
    opacity: 0.9;
}

.fun-facts h3 {
    text-align: left;
    color: #232f3e;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 32px;
    letter-spacing: -0.02em;
}

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

.fact-card {
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    padding: 24px;
    border-radius: 8px;
    transition: all 0.2s ease;
    position: relative;
}

.fact-card::before {
    content: '';
    position: absolute;
    top: 16px;
    right: 16px;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, #7877c6 0%, #a855f7 100%);
    border-radius: 4px;
    opacity: 0.7;
}

.fact-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.fact-card h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: #232f3e;
}

.fact-card p {
    color: #687078;
    font-size: 18px;
    line-height: 1.5;
}

.fact-card a {
    color: #7877c6;
    text-decoration: none;
}

.fact-card a:hover {
    text-decoration: underline;
}



/* AWS PROJECTS STYLES */
.aws-projects {
    background: white;
    border-radius: 8px;
    padding: 40px;
    margin-top: 40px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
}

.aws-projects::before {
    content: '';
    position: absolute;
    top: -10px;
    right: 40px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #ff9500 0%, #ff6b00 100%);
    border-radius: 6px;
    opacity: 0.9;
}

.aws-projects h3 {
    color: #232f3e;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 32px;
    letter-spacing: -0.02em;
    text-align: center;
}

.challenge-info {
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 32px;
    text-align: center;
}

.challenge-info h4 {
    color: #232f3e;
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.challenge-info p {
    color: #687078;
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 16px;
}

.challenge-link {
    display: inline-block;
    background: #7877c6;
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.2s ease;
}

.challenge-link:hover {
    background: #6b6ab8;
    transform: translateY(-1px);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.project-card {
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    padding: 24px;
    border-radius: 8px;
    transition: all 0.2s ease;
    position: relative;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 16px;
    right: 16px;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, #ff9500 0%, #ff6b00 100%);
    border-radius: 4px;
    opacity: 0.7;
}

.project-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.project-card h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: #232f3e;
}

.project-card p {
    color: #687078;
    font-size: 16px;
    line-height: 1.5;
    margin-bottom: 16px;
}

.tech-stack {
    font-size: 14px;
    color: #7877c6;
    font-weight: 500;
    background: rgba(120, 119, 198, 0.1);
    padding: 8px 12px;
    border-radius: 4px;
    border-left: 3px solid #7877c6;
    margin-bottom: 16px;
}

.project-link {
    display: inline-block;
    color: #7877c6;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    padding: 8px 16px;
    border: 1px solid #7877c6;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.project-link:hover {
    background: #7877c6;
    color: white;
    transform: translateY(-1px);
}
/* END AWS PROJECTS STYLES */

/* CERTIFICATIONS STYLES */
.certifications {
    background: white;
    border-radius: 8px;
    padding: 40px;
    margin-top: 40px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
}

.certifications::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 40px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    border-radius: 6px;
    opacity: 0.9;
}

.certifications h3 {
    color: #232f3e;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 32px;
    letter-spacing: -0.02em;
    text-align: center;
}

.certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.cert-card {
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    padding: 24px;
    border-radius: 8px;
    text-align: center;
    transition: all 0.2s ease;
    position: relative;
}

.cert-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.cert-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.cert-card h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: #232f3e;
}

.cert-status {
    font-size: 14px;
    font-weight: 500;
    padding: 4px 12px;
    border-radius: 12px;
    margin-bottom: 12px;
    display: inline-block;
}

.cert-status.earned {
    background: #dcfce7;
    color: #166534;
}

.cert-status.planned {
    background: #e5e7eb;
    color: #6b7280;
}

.cert-badge-link {
    display: block;
    margin-bottom: 16px;
    transition: transform 0.2s ease;
}

.cert-badge-link:hover {
    transform: scale(1.05);
}

.cert-badge-img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: 8px;
}

.view-more-container {
    text-align: center;
    margin-top: 32px;
}

.view-more-btn {
    display: inline-block;
    background: #7877c6;
    color: white;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    font-size: 16px;
    transition: all 0.2s ease;
}

.view-more-btn:hover {
    background: #6b6ab8;
    transform: translateY(-1px);
}

.cert-card p:last-child {
    color: #687078;
    font-size: 14px;
    line-height: 1.5;
    margin: 0;
}
/* END CERTIFICATIONS STYLES */

/* TECH STACK STYLES */
.tech-stack {
    background: white;
    border-radius: 8px;
    padding: 40px;
    margin-top: 40px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
}

.tech-stack::before {
    content: '';
    position: absolute;
    top: -10px;
    right: 40px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    border-radius: 6px;
    opacity: 0.9;
}

.tech-stack h3 {
    color: #232f3e;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 32px;
    letter-spacing: -0.02em;
    text-align: center;
}

.tech-categories {
    display: grid;
    gap: 32px;
}

.tech-category h4 {
    color: #232f3e;
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    text-align: center;
}

.tech-icons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 24px;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 16px;
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    transition: all 0.2s ease;
    min-width: 80px;
}

.tech-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    background: white;
}

.tech-item img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    margin-bottom: 8px;
}

.tech-item span {
    font-size: 12px;
    font-weight: 500;
    color: #687078;
    text-align: center;
}
/* END TECH STACK STYLES */

/* CONTACT FORM STYLES - Added for contact form functionality */
.contact-form {
    background: white;
    border-radius: 8px;
    padding: 40px;
    margin-top: 40px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
}

/* Contact form decorative element */
.contact-form::before {
    content: '';
    position: absolute;
    top: -10px;
    right: 40px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #ec4899 0%, #be185d 100%);
    border-radius: 6px;
    opacity: 0.9;
}

.contact-form h3 {
    color: #232f3e;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
    text-align: center;
}

.contact-form > p {
    font-size: 16px;
    color: #687078;
    margin-bottom: 32px;
    text-align: center;
    line-height: 1.6;
}

/* Contact form container and layout */
.contact-form-container {
    max-width: 600px;
    margin: 0 auto;
}

/* Form message styles for success/error notifications */
.form-message {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 24px;
    font-weight: 500;
    text-align: center;
}

.form-message.success {
    background: #dcfce7;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.form-message.error {
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: #232f3e;
    margin-bottom: 8px;
    font-size: 16px;
}

/* Contact form input and textarea styles */
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    font-size: 16px;
    font-family: inherit;
    background: white;
    color: #232f3e;
    transition: all 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #7877c6;
    background: white;
    color: #232f3e;
    box-shadow: 0 0 0 3px rgba(120, 119, 198, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #9ca3af;
    opacity: 1;
}

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

/* Contact form submit button */
.contact-submit-btn {
    background: #7877c6;
    color: white;
    padding: 12px 32px;
    border: none;
    border-radius: 6px;
    font-weight: 500;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: block;
    margin: 0 auto;
}

.contact-submit-btn:hover {
    background: #6b6ab8;
    transform: translateY(-1px);
}
/* END CONTACT FORM STYLES */

/* SOCIAL MEDIA STYLES */
.social-media {
    background: white;
    border-radius: 8px;
    padding: 40px;
    margin-top: 40px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    text-align: center;
    position: relative;
}

.social-media::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 40px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    border-radius: 6px;
    opacity: 0.9;
}

.social-media h3 {
    color: #232f3e;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 32px;
    letter-spacing: -0.02em;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 24px;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border-radius: 12px;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-icon.linkedin {
    background: #0077b5;
    color: white;
}

.social-icon.linkedin:hover {
    background: #005885;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 119, 181, 0.3);
}

.social-icon.twitter {
    background: #000000;
    color: white;
}

.social-icon.twitter:hover {
    background: #333333;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.social-icon.github {
    background: #333333;
    color: white;
}

.social-icon.github:hover {
    background: #24292e;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(51, 51, 51, 0.3);
}
/* END SOCIAL MEDIA STYLES */

footer {
    text-align: center;
    padding: 40px 20px;
    color: #687078;
    font-size: 14px;
}

/* Extra small devices (portrait phones, less than 576px) */
@media (max-width: 575.98px) {
    html {
        scroll-padding-top: 60px;
    }

    body {
        padding-top: 60px;
    }

    .header {
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }

    .nav-container {
        height: 60px;
        padding: 0 16px;
        min-height: 60px;
    }

    .logo h2 {
        font-size: 16px;
        font-weight: 600;
    }

    .mobile-toggle {
        border-radius: 6px;
    }



    .mobile-toggle span {
        width: 20px;
        height: 2px;
        border-radius: 1px;
    }

    /* Improve text readability on small screens */
    .about p, .fact-card p, .project-card p {
        font-size: 16px;
        line-height: 1.5;
    }

    /* Ensure buttons are touch-friendly */
    .aws-link, .challenge-link, .project-link, .view-more-btn {
        min-height: 48px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        text-align: center;
    }

    main {
        padding: 16px;
    }

    .hero {
        padding: 32px 20px;
        margin-bottom: 24px;
    }

    .hero h1 {
        font-size: 28px;
        margin: 16px 0 8px 0;
    }

    .tagline {
        font-size: 14px;
        margin-bottom: 20px;
    }

    .profile-photo {
        width: 80px;
        height: 80px;
        margin-bottom: 16px;
    }

    .aws-link {
        padding: 10px 20px;
        font-size: 14px;
        margin-top: 1.5rem;
    }

    /* Section padding adjustments */
    .about, .fun-facts, .aws-projects, .certifications, .tech-stack, .contact-form, .social-media {
        padding: 20px 16px;
        margin-bottom: 20px;
    }

    /* Heading sizes */
    .about h3, .fun-facts h3, .aws-projects h3, .certifications h3, .tech-stack h3, .contact-form h3, .social-media h3 {
        font-size: 20px;
        margin-bottom: 20px;
    }

    /* Grid adjustments */
    .facts-grid, .projects-grid, .certs-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .fact-card, .project-card, .cert-card {
        padding: 16px;
        margin-bottom: 0;
        transform: none !important;
        transition: none;
    }

    .fact-card:hover, .project-card:hover, .cert-card:hover {
        transform: none !important;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    }

    /* Tech stack mobile */
    .tech-categories {
        gap: 20px;
    }

    .tech-category h4 {
        font-size: 16px;
        margin-bottom: 12px;
    }

    .tech-icons {
        gap: 12px;
    }

    .tech-item {
        padding: 10px;
        min-width: 60px;
    }

    .tech-item img {
        width: 28px;
        height: 28px;
    }

    .tech-item span {
        font-size: 11px;
    }

    /* Social icons */
    .social-icons {
        gap: 12px;
    }

    .social-icon {
        width: 44px;
        height: 44px;
    }

    .social-icon svg {
        width: 18px;
        height: 18px;
    }

    /* Certification badges */
    .cert-badge-img {
        width: 50px;
        height: 50px;
    }

    /* Form improvements */
    .form-group input, .form-group textarea {
        padding: 14px 16px;
        font-size: 16px;
    }

    .contact-submit-btn {
        padding: 14px 28px;
        font-size: 16px;
        width: 100%;
    }

    /* Button improvements */
    .view-more-btn, .challenge-link, .project-link {
        padding: 12px 20px;
        font-size: 14px;
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
}

/* Small devices (landscape phones, 576px and up) */
@media (min-width: 576px) and (max-width: 767.98px) {
    html {
        scroll-padding-top: 70px;
    }

    body {
        padding-top: 70px;
    }

    .nav-container {
        height: 70px;
        padding: 0 24px;
    }

    .logo h2 {
        font-size: 20px;
    }

    main {
        padding: 24px;
    }

    .hero {
        padding: 40px 32px;
    }

    .hero h1 {
        font-size: 36px;
    }

    .profile-photo {
        width: 100px;
        height: 100px;
    }

    .about, .fun-facts, .aws-projects, .certifications, .tech-stack, .contact-form, .social-media {
        padding: 32px 24px;
    }

    .about h3, .fun-facts h3, .aws-projects h3, .certifications h3, .tech-stack h3, .contact-form h3, .social-media h3 {
        font-size: 28px;
    }

    .facts-grid, .certs-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .tech-icons {
        gap: 20px;
    }

    .social-icon {
        width: 56px;
        height: 56px;
    }
}

/* Mobile navigation for tablets and below */
@media (max-width: 991.98px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 16px;
        border-bottom: 1px solid #e5e7eb;
        gap: 8px;
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
        border-radius: 0 0 12px 12px;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-link {
        padding: 14px 16px;
        border-radius: 8px;
        transition: all 0.2s ease;
        min-height: 48px;
        display: flex;
        align-items: center;
        font-size: 16px;
        font-weight: 500;
        text-decoration: none;
    }

    .nav-link:hover, .nav-link:active {
        background: #f1f5f9;
        color: #7877c6;
    }

    .mobile-toggle {
        display: flex;
        flex-direction: column;
        border-radius: 4px;
        transition: background 0.2s ease;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        gap: 4px;
        margin: 0;
        padding: 0;
    }

    .mobile-toggle:hover {
        background: #f8fafc;
    }

    .mobile-toggle span {
        display: block;
        width: 20px;
        height: 2px;
        background: #232f3e;
        border-radius: 1px;
        transition: all 0.3s ease;
    }

    /* Improve mobile menu accessibility */
    .nav-link {
        font-size: 18px;
        font-weight: 600;
    }

    .nav-link:focus {
        outline: 2px solid #7877c6;
        outline-offset: 2px;
    }

    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}

/* Medium devices (tablets, 768px and up) */
@media (min-width: 768px) and (max-width: 991.98px) {
    .nav-container {
        padding: 0 32px;
    }

    main {
        padding: 32px;
    }

    .facts-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .certs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Touch device improvements */
@media (hover: none) and (pointer: coarse) {
    .nav-link, .aws-link, .challenge-link, .project-link, .view-more-btn, .contact-submit-btn, .social-icon {
        min-height: 44px;
        min-width: 44px;
    }

    .fact-card:hover, .project-card:hover, .cert-card:hover, .tech-item:hover {
        transform: none;
    }

    .fact-card:active, .project-card:active, .cert-card:active, .tech-item:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }

    /* Prevent layout shifts on mobile */
    .fact-card, .project-card, .cert-card, .tech-item {
        will-change: auto;
        backface-visibility: hidden;
        -webkit-backface-visibility: hidden;
    }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .cert-badge-img, .tech-item img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Large devices (desktops, 992px and up) */
@media (min-width: 992px) and (max-width: 1199.98px) {
    .nav-container {
        padding: 0 40px;
    }

    main {
        padding: 40px;
    }

    .facts-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .certs-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Extra large devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {
    .facts-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .projects-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .certs-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Landscape orientation on mobile */
@media (max-width: 767.98px) and (orientation: landscape) {
    .hero {
        padding: 24px 20px;
    }

    .hero h1 {
        font-size: 32px;
    }

    .profile-photo {
        width: 70px;
        height: 70px;
    }

    .facts-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Accessibility and performance improvements */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .nav-link, .aws-link, .challenge-link, .project-link, .view-more-btn {
        border: 2px solid currentColor;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        color-scheme: dark;
    }
}

/* Print styles */
@media print {
    .header, .mobile-toggle, .contact-form, .social-media {
        display: none;
    }
    
    body {
        padding-top: 0;
        background: white;
        color: black;
    }
    
    .hero, .about, .aws-projects, .certifications, .tech-stack {
        box-shadow: none;
        border: 1px solid #ccc;
        page-break-inside: avoid;
    }
}

/* Focus management for keyboard navigation */
:focus-visible {
    outline: 2px solid #7877c6;
    outline-offset: 2px;
}

/* Ensure images are responsive */
img {
    max-width: 100%;
    height: auto;
}

/* Container query support for modern browsers */
@supports (container-type: inline-size) {
    .projects-grid {
        container-type: inline-size;
    }
    
    @container (min-width: 600px) {
        .project-card {
            display: flex;
            flex-direction: column;
        }
    }
}