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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #0f2027 0%, #203a43 50%, #2c5364 100%);
    background-attachment: fixed;
    min-height: 100vh;
    margin: 0;
}

.header {
    background-color: rgba(15, 32, 39, 0.95);
    backdrop-filter: blur(10px);
    padding: 0 50px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.logo {
    color: white;
    font-size: 24px;
    font-weight: 700;
    text-decoration: none;
}

.nav {
    display: flex;
    align-items: center;
    gap: 35px;
}

.nav a {
    color: white;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: opacity 0.3s ease;
}

.nav a:hover {
    opacity: 0.8;
}

.btn_cta {
    background: linear-gradient(135deg, #00d2ff 0%, #3a7bd5 100%);
    color: white;
    padding: 12px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 210, 255, 0.3);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn_cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 210, 255, 0.4);
}

.btn_secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 12px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn_secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn_icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.15);
    /* Increased base opacity */
    color: white;
    border: 1.5px solid rgba(255, 255, 255, 0.25);
    /* More defined border */
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    /* Base shadow for depth */
}

.btn_icon:hover {
    background: #00d2ff;
    color: white;
    border-color: #00d2ff;
    transform: translateY(-4px) scale(1.1);
    box-shadow: 0 0 20px rgba(0, 210, 255, 0.5);
    /* Glowing effect */
}

.btn_icon svg {
    width: 22px;
    height: 22px;
    stroke: currentColor;
    stroke-width: 2.5px;
    /* Thicker strokes for better legibility */
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
    /* Define icon against bg */
}

/* Portfolio Styles */

/* Hero Section */
.hero {
    background: transparent;
    color: white;
    padding: 80px 20px 60px;
    /* Restored from 20px */
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.3;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease-out;
    display: flex;
    align-items: center;
    gap: 60px;
}

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

.profile-photo {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    object-fit: cover;
    border: 6px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    transition: transform 0.3s ease;
}

.profile-photo:hover {
    transform: scale(1.05);
}

.hero-text {
    flex: 1;
    text-align: left;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 15px;
    letter-spacing: -1.5px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 10px;
    opacity: 0.95;
}

.hero-tagline {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-links {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 30px;
}

.hero-link {
    color: white;
    text-decoration: none;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.hero-link:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.hero-location {
    color: white;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    font-weight: 500;
}

/* Sections */
.section {
    padding: 40px 20px;
    /* Restored from 20px */
    background-color: transparent;
}

.section-alt {
    background-color: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 60px;
    text-align: center;
    color: white;
    position: relative;
    padding-bottom: 20px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: white;
    border-radius: 2px;
    opacity: 0.8;
}

/* Areas of Focus - List Tiles (Integrated with Certifications styles) */
.tile-icon {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    color: #2c5364;
    stroke-width: 2.5px;
}




/* Selected Impact - Vertical Card Grid (Glassmorphism) */
.impact-grid-vertical {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 20px;
}

.impact-card-vertical {
    background: rgba(255, 255, 255, 0.05);
    /* Choice 1: Glass */
    backdrop-filter: blur(10px);
    padding: 40px 35px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-top: 4px solid #00d2ff;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.impact-card-vertical:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 50px rgba(0, 210, 255, 0.2);
    border-color: rgba(0, 210, 255, 0.4);
}

.impact-card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(0, 210, 255, 0.2) 0%, rgba(58, 123, 213, 0.2) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    color: #00d2ff;
    border: 1.5px solid rgba(0, 210, 255, 0.3);
}

.impact-card-icon i {
    width: 28px;
    height: 28px;
    stroke-width: 2.5px;
}

.impact-card-vertical h3 {
    font-size: 22px;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 15px;
    line-height: 1.3;
}

.impact-card-vertical p {
    font-size: 15px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
    margin: 0;
}

/* Responsive adjustments for Impact Grid */
@media (max-width: 900px) {
    .impact-grid-vertical {
        grid-template-columns: 1fr;
    }
}

/* Summary Grid (What I Do) */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.summary-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    padding: 35px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-align: center;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    aspect-ratio: 1 / 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.summary-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.summary-card:hover::before {
    transform: scaleX(1);
}

.summary-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    border-color: rgba(102, 126, 234, 0.2);
}

.summary-icon {
    font-size: 64px;
    margin-bottom: 20px;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }
}

.summary-card:nth-child(2) .summary-icon {
    animation-delay: 0.3s;
}

.summary-card:nth-child(3) .summary-icon {
    animation-delay: 0.6s;
}

.summary-card:nth-child(4) .summary-icon {
    animation-delay: 0.9s;
}

.summary-card h3 {
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 15px;
    background: linear-gradient(135deg, #00d2ff 0%, #3a7bd5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.summary-card p {
    font-size: 15px;
    line-height: 1.6;
    color: #4a5568;
}

/* Achievement List */
.achievement-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.achievement-item {
    text-align: center;
    padding: 40px 30px;
    background: linear-gradient(135deg, #fff5f7 0%, #ffffff 100%);
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    border: 2px solid rgba(232, 93, 117, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.achievement-item::after {
    content: '📊';
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 24px;
    opacity: 0.3;
}

.achievement-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.3);
    border-color: rgba(0, 210, 255, 0.4);
}

.achievement-metric {
    display: block;
    font-size: 48px;
    font-weight: 800;
    background: linear-gradient(135deg, #00d2ff 0%, #3a7bd5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
}

.achievement-item p {
    font-size: 15px;
    color: #4a5568;
    line-height: 1.5;
}

/* Skills */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
}

.skill-category {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 30px 20px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-top: 4px solid #00d2ff;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    height: 100%;
}

.skill-category:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 50px rgba(0, 210, 255, 0.2);
    border-color: rgba(0, 210, 255, 0.4);
}





.skill-category h3 {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 20px;
    color: #ffffff;
    text-align: center;
}

.skill-tags {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
}

.skill-tag {
    background: rgba(255, 255, 255, 0.03);
    color: rgba(255, 255, 255, 0.85);
    padding: 10px 15px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.3s ease;
    cursor: default;
}

.skill-tag:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: #00d2ff;
    color: #00d2ff;
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 50px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.2);
}

.timeline-item {
    position: relative;
    margin-bottom: 80px;
    background: white;
    padding: 45px;
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.timeline-item:hover {
    transform: translateX(10px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -56px;
    top: 50px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: white;
    border: 4px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.2), 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 2;
}

/* Compact timeline item for earlier roles */
.timeline-item-compact {
    background: transparent;
    box-shadow: none;
    padding: 20px 30px;
    margin-bottom: 0;
}

.timeline-item-compact:hover {
    transform: none;
    box-shadow: none;
}

.timeline-item-compact::before {
    display: none;
}

.earlier-roles {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    font-style: italic;
}

.earlier-roles strong {
    color: rgba(255, 255, 255, 0.95);
    font-weight: 700;
}

/* Timeline Header - Role and Date Layout */
.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
    gap: 20px;
}

.timeline-title-group {
    flex: 1;
}

.timeline-date {
    display: inline-block;
    font-size: 10px;
    font-weight: 600;
    color: #a0aec0;
    background: transparent;
    padding: 4px 0;
    border-radius: 4px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    flex-shrink: 0;
}

.timeline-content h3 {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, #00d2ff 0%, #2c5364 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
    line-height: 1.3;
}

.timeline-header h3 {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, #00d2ff 0%, #2c5364 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
    line-height: 1.3;
}

.company {
    font-size: 16px;
    color: #718096;
    font-weight: 600;
    margin-bottom: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.company::before {
    content: '🏢';
    font-size: 16px;
}

/* Role Summary - "What did this person OWN?" */
.role-summary {
    font-size: 16px;
    font-weight: 600;
    color: #2d3748;
    line-height: 1.6;
    margin-bottom: 28px;
    padding: 16px 20px;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    border-left: 4px solid #00d2ff;
    border-radius: 8px;
    font-style: italic;
}

/* Timeline Content */
.timeline-content {
    margin-top: 0;
}

.highlights {
    list-style: none;
    padding: 0;
}

.highlights li {
    padding-left: 30px;
    margin-bottom: 18px;
    position: relative;
    color: #4a5568;
    line-height: 1.8;
    font-size: 15px;
}

.highlights li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: white;
    font-weight: bold;
    background: linear-gradient(135deg, #00d2ff 0%, #3a7bd5 100%);
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    box-shadow: 0 2px 8px rgba(0, 210, 255, 0.3);
    top: 2px;
}

.highlights li strong {
    color: #2d3748;
    font-weight: 700;
}

/* Metrics Emphasis */
.metric {
    display: inline-block;
    font-weight: 800;
    background: linear-gradient(135deg, #00d2ff 0%, #3a7bd5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 16px;
}

/* Education & Certifications */
.edu-cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 50px;
}

.edu-cert-section {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 16px;
    backdrop-filter: blur(10px);
}

.edu-item {
    margin-bottom: 30px;
    padding: 25px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 12px;
    border-left: 5px solid #00d2ff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

.edu-item:hover {
    transform: translateX(5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.edu-item h3 {
    font-size: 19px;
    font-weight: 700;
    color: #2c5364;
    margin-bottom: 8px;
}

.edu-item h3::before {
    content: '🎓 ';
    margin-right: 8px;
}

.edu-item p {
    color: #4a5568;
    font-size: 15px;
    font-weight: 500;
}

.cert-list {
    list-style: none;
    padding: 0;
}

.cert-list li {
    padding: 18px 25px;
    color: #ffffff;
    /* Crisp white text */
    font-size: 16px;
    background: rgba(255, 255, 255, 0.05);
    /* Choice 1: Translucent background */
    backdrop-filter: blur(10px);
    border-radius: 10px;
    margin-bottom: 12px;
    transition: all 0.3s ease;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    line-height: 1.5;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-left: 4px solid #00d2ff;
}

.tile-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    color: #00d2ff;
    /* Glowing cyan icon */
    stroke-width: 2.5px;
    margin-right: 15px;
}

.cert-list li span {
    display: block;
    margin-top: -1px;
}

.cert-list li:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(10px);
    border-left: 5px solid #00d2ff;
    box-shadow: 0 8px 25px rgba(0, 210, 255, 0.2);
}

/* CTA Section */
.cta-section {
    background: transparent;
    color: white;
    padding: 100px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: moveBackground 20s linear infinite;
}

@keyframes moveBackground {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(50px, 50px);
    }
}

.cta-section h2 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.cta-section p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Social Links */
.social-links {
    display: flex;
    gap: 20px;
    justify-content: flex-start;
    align-items: center;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}

.social-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.4s ease;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.social-icon svg {
    width: 28px;
    height: 28px;
}

.social-icon:hover {
    transform: translateY(-5px) scale(1.1);
    background: white;
    border-color: white;
}

.social-icon.linkedin:hover {
    color: #0077b5;
    box-shadow: 0 10px 30px rgba(0, 119, 181, 0.4);
}

.social-icon.github:hover {
    color: #333;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.social-icon.email:hover {
    color: #00d2ff;
    box-shadow: 0 10px 30px rgba(0, 210, 255, 0.4);
}

.cta-button {
    display: inline-block;
    background: white;
    color: #2c5364;
    padding: 18px 50px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 18px;
    font-weight: 700;
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    background: linear-gradient(135deg, #00d2ff 0%, #3a7bd5 100%);
    color: white;
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 40px rgba(0, 210, 255, 0.4);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }

    .hero-text {
        text-align: center;
    }

    .hero-links {
        justify-content: center;
    }

    .profile-photo {
        width: 200px;
        height: 200px;
    }

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

    .hero-subtitle {
        font-size: 20px;
    }

    .hero-tagline {
        font-size: 16px;
    }

    .section-title {
        font-size: 28px;
    }

    .summary-grid,
    .skills-grid,
    .edu-cert-grid {
        grid-template-columns: 1fr;
    }

    .timeline {
        padding-left: 30px;
    }

    .timeline-item::before {
        left: -36px;
    }
}