/* Modern Profile Page Styles */

/* Reset and Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --accent-color: #06b6d4;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-dark: #0f172a;
    
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-success: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-secondary);
    overflow-x: hidden;
}

/* Animated Background */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    backdrop-filter: blur(10px);
    animation: float 6s ease-in-out infinite;
}

.shape-1 { width: 80px; height: 80px; top: 20%; left: 10%; animation-delay: 0s; }
.shape-2 { width: 60px; height: 60px; top: 60%; left: 80%; animation-delay: 2s; }
.shape-3 { width: 40px; height: 40px; top: 80%; left: 40%; animation-delay: 4s; }
.shape-4 { width: 100px; height: 100px; top: 30%; left: 70%; animation-delay: 1s; }
.shape-5 { width: 50px; height: 50px; top: 70%; left: 20%; animation-delay: 3s; }

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo .logo-text {
    font-size: 1.8rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    border-radius: 50px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
}

.nav-link i {
    font-size: 1rem;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 3px;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 5rem 2rem 2rem;
}

.hero-container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-greeting {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.wave {
    font-size: 1.5rem;
    animation: wave 2s ease-in-out infinite;
}

@keyframes wave {
    0%, 50%, 100% { transform: rotate(0deg); }
    10%, 30% { transform: rotate(14deg); }
    20% { transform: rotate(-8deg); }
    40% { transform: rotate(-4deg); }
}

.hero-name {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.name-first {
    display: block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.name-last {
    display: block;
    color: var(--text-primary);
}

.hero-titles {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-color);
    margin-bottom: 2rem;
    min-height: 2rem;
}

.cursor {
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 3rem;
    max-width: 500px;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.9);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: white;
    transform: translateY(-2px);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-radius: 2rem;
    padding: 2rem;
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.3);
    text-align: center;
    position: relative;
    z-index: 2;
}

.profile-image-container {
    position: relative;
    margin-bottom: 1.5rem;
}

.profile-image {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.profile-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    border-radius: 50%;
}

.profile-placeholder {
    color: white;
    font-size: 3rem;
}

.status-indicator {
    position: absolute;
    bottom: 8px;
    right: 8px;
    width: 20px;
    height: 20px;
    background: var(--success-color);
    border-radius: 50%;
    border: 3px solid white;
}

.profile-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.profile-info p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.email-display {
    color: var(--accent-blue);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 25px;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
}

.floating-icon {
    position: absolute;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    animation: floatIcon 3s ease-in-out infinite;
    animation-delay: var(--delay);
}

.floating-icon:nth-child(1) { top: 10%; left: 10%; }
.floating-icon:nth-child(2) { top: 20%; right: 10%; }
.floating-icon:nth-child(3) { bottom: 30%; left: 5%; }
.floating-icon:nth-child(4) { bottom: 10%; right: 15%; }

@keyframes floatIcon {
    0%, 100% { transform: translateY(0px) scale(1); }
    50% { transform: translateY(-10px) scale(1.05); }
}

/* Sections */
.section {
    padding: 6rem 2rem;
    position: relative;
}

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

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header-image {
    width: 150px;
    height: 150px;
    margin: 0 auto 2rem auto;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.section-header-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.section-tag {
    display: inline-block;
    background: var(--gradient-accent);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* About Grid */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.about-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-radius: 1.5rem;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.card-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.card-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    flex: 1;
    margin-left: 1rem;
}

.course-count {
    background: var(--gradient-success);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* School Info */
.school-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.school-image {
    width: 80px;
    height: 80px;
    border-radius: 1rem;
    object-fit: cover;
    border: 2px solid var(--border-color);
}

.school-details h4 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.location, .duration {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.academic-metrics {
    display: flex;
    gap: 2rem;
}

.metric {
    text-align: center;
}

.metric-value {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
}

.metric-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Skills Grid */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: 0.75rem;
    transition: all 0.3s ease;
}

.skill-item:hover {
    background: var(--primary-color);
    color: white;
    transform: scale(1.02);
}

.skill-item i {
    font-size: 1.5rem;
}

/* Programs */
.programs-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.program-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.program-logo {
    width: 50px;
    height: 50px;
    border-radius: 0.75rem;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 0.9rem;
}

.program-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 0.75rem;
}

.program-details h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.program-details p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.program-year {
    background: var(--gradient-accent);
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 600;
}

/* AP Grid */
.ap-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.ap-course {
    background: var(--bg-tertiary);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    text-align: center;
    font-weight: 600;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.ap-course:hover {
    background: var(--gradient-primary);
    color: white;
    transform: scale(1.02);
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-radius: 1.5rem;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

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

.project-card.featured {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.project-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.project-card.featured .project-image {
    height: auto;
    min-height: 200px;
    position: relative;
}

.app-logo-overlay {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 15px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--border-color);
}

.app-logo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    border: 3px solid white;
}

.project-image img {
    width: 100%;
    height: auto;
    object-fit: contain;
    object-position: center;
    transition: transform 0.3s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.project-link:hover {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1);
}

.project-content {
    padding: 2rem;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.project-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.project-tags {
    display: flex;
    gap: 0.5rem;
}

.tag {
    background: var(--gradient-accent);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.project-content > p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tech-tag {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
}

.project-achievements {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.achievement {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--success-color);
    font-weight: 500;
    font-size: 0.9rem;
}

.project-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem;
    color: var(--text-muted);
    text-align: center;
}

.project-placeholder i {
    font-size: 3rem;
    opacity: 0.5;
}

/* Enhanced Project Elements */
.project-impact {
    background: var(--gradient-accent);
    color: white;
    padding: 1rem;
    border-radius: 0.75rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.impact-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.impact-number {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
}

.impact-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Nanotechnology Project Styling */
.project-card.nanotech {
    border-left: 5px solid #9333ea;
}

.research-prestige {
    margin-bottom: 1.5rem;
}

.prestige-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    color: #92400e;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(255, 215, 0, 0.3);
}

.research-details {
    background: var(--bg-tertiary);
    padding: 1.5rem;
    border-radius: 0.75rem;
    margin-bottom: 1.5rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.detail-item:last-child {
    margin-bottom: 0;
}

.detail-item i {
    color: var(--primary-color);
    width: 20px;
    text-align: center;
}

/* Mobile Responsive for Enhanced Elements */
@media (max-width: 768px) {
    .impact-number {
        font-size: 2rem;
    }
    
    .research-details {
        padding: 1rem;
    }
    
    .detail-item {
        font-size: 0.9rem;
    }
}

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

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

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 5rem;
}

.timeline-marker {
    position: absolute;
    left: 1.25rem;
    top: 1rem;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    background: white;
    border: 3px solid var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.experience-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-radius: 1.5rem;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

.experience-card:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-xl);
}

.experience-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.company-logo {
    width: 60px;
    height: 60px;
    border-radius: 1rem;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 1rem;
}

.company-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 1rem;
}
}

.experience-info h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.experience-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.department {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.duration {
    background: var(--gradient-accent);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
}

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

/* Achievements */
.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.achievement-category {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-radius: 1.5rem;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-lg);
}

.category-title {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.category-title i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.achievement-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.achievement-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-tertiary);
    border-radius: 1rem;
    transition: all 0.3s ease;
}

.achievement-item:hover {
    background: var(--bg-primary);
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.achievement-item.highlight {
    background: var(--gradient-primary);
    color: white;
}

.achievement-item.highlight:hover {
    background: var(--gradient-secondary);
}

.achievement-item.award-featured {
    flex-direction: column;
    align-items: stretch;
}

.achievement-award-header {
    width: 100%;
    height: 200px;
    margin-bottom: 1rem;
    border-radius: 0.75rem;
    overflow: hidden;
}

.achievement-award-header img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.achievement-content {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.achievement-image {
    width: 80px;
    height: 80px;
    border-radius: 0.75rem;
    overflow: hidden;
    flex-shrink: 0;
}

.achievement-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.achievement-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.achievement-item:not(.highlight) .achievement-icon {
    background: var(--primary-color);
    color: white;
}

.achievement-details h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.achievement-details p {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-bottom: 0.25rem;
}

.achievement-year {
    font-size: 0.8rem;
    font-weight: 600;
    opacity: 0.8;
}

/* Activities Section */
.activities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.activity-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-radius: 1.5rem;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

.activity-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.activity-card.featured {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-width: none;
}

.activity-card.secondary {
    background: var(--gradient-accent);
    color: white;
}

.activity-image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.activity-card.secondary .activity-image {
    height: 250px;
}

.activity-card.featured .activity-image {
    height: 320px;
}

.activity-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: transform 0.3s ease;
}

.activity-card.secondary .activity-image img {
    object-fit: contain;
    object-position: center;
}

.activity-card.featured .activity-image img {
    object-fit: contain;
    object-position: center;
}

.activity-card:hover .activity-image img {
    transform: scale(1.05);
}

.activity-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.activity-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-color);
}

.activity-icon-large {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--primary-color);
    margin: 2rem 0;
    opacity: 0.1;
}

.activity-quote {
    text-align: center;
    color: white;
}

.activity-quote i {
    font-size: 2rem;
    margin-bottom: 1rem;
    display: block;
}

.activity-quote p {
    font-size: 1.2rem;
    font-style: italic;
    font-weight: 500;
}

.activity-content {
    padding: 2rem;
}

.activity-header {
    margin-bottom: 1.5rem;
}

.activity-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.activity-card.secondary .activity-header h3 {
    color: white;
}

.activity-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.activity-tags .tag {
    padding: 0.25rem 0.75rem;
    background: var(--primary-color);
    color: white;
    border-radius: 1rem;
    font-size: 0.8rem;
    font-weight: 500;
}

.activity-card.secondary .activity-tags .tag {
    background: rgba(255, 255, 255, 0.2);
}

.activity-content p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.activity-card.secondary .activity-content p {
    color: rgba(255, 255, 255, 0.9);
}

.activity-benefits {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border-radius: 2rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.activity-card.secondary .benefit-item {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.benefit-item i {
    color: var(--success-color);
}

.activity-card.secondary .benefit-item i {
    color: rgba(255, 255, 255, 0.8);
}

/* Contact Section */
.contact-section {
    background: var(--gradient-primary);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
}

.contact-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.contact-content p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.contact-info {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.contact-link, .contact-location {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.1rem;
    font-weight: 500;
}

.contact-link {
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.contact-link:hover {
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: 2rem;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .project-card.featured {
        grid-column: span 1;
        display: block;
    }
    
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
}

@media (max-width: 768px) {
    .hero-name {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 1.5rem;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .achievements-grid {
        grid-template-columns: 1fr;
    }

    .activities-grid {
        grid-template-columns: 1fr;
    }

    .activity-card.featured {
        grid-template-columns: 1fr;
    }

    .activity-benefits {
        justify-content: center;
    }
    
    .experience-timeline {
        padding-left: 1rem;
    }
    
    .timeline-item {
        padding-left: 3rem;
    }
    
    .experience-timeline::before {
        left: 1rem;
    }
    
    .timeline-marker {
        left: 0.25rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 4rem 1rem 2rem;
    }
    
    .section {
        padding: 4rem 1rem;
    }
    
    .hero-name {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .ap-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 1.5rem;
    }
}