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

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #8b5cf6;
    --accent-color: #ec4899;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-dark: #111827;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(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%);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.nav-brand .brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    min-height: 70vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    padding-bottom: 2rem;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0.1;
    z-index: -1;
}

.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
}

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

.hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 0.75rem;
}

.hero-title .greeting {
    display: block;
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

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

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    min-height: 2rem;
}

.typing-text {
    color: var(--primary-color);
    font-weight: 600;
}

.cursor {
    animation: blink 1s infinite;
}

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

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.hero-location {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-location i {
    color: var(--primary-color);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.btn {
    padding: 0.875rem 2rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    border: 2px solid transparent;
}

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

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

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
}

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

.social-link {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: 50%;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1.25rem;
}

.social-link:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-card {
    width: 300px;
    height: 300px;
    border-radius: 2rem;
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    justify-content: center;
}

.profile-image {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid white;
    z-index: 1;
    position: relative;
}

.profile-image-placeholder {
    width: 250px;
    height: 250px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    color: var(--primary-color);
    z-index: 1;
}

.profile-shine {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-down {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.875rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Section Styles */
section {
    padding: 5rem 0;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* About Section */
.about {
    background: var(--bg-secondary);
}

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

.about-text h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.about-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.about-image .image-container {
    width: 100%;
    height: 400px;
    border-radius: 1rem;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.image-placeholder {
    font-size: 5rem;
    color: white;
}

/* Education Section */
.education {
    background: var(--bg-secondary);
    min-height: 100vh;
}

.education-content {
    max-width: 900px;
    margin: 0 auto;
}

.education-card {
    background: white;
    border-radius: 1rem;
    padding: 2.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    gap: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.education-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    flex-shrink: 0;
}

.education-details {
    flex: 1;
}

.education-date {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

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

.education-school {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.education-location {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.education-gpa {
    background: var(--bg-secondary);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    display: inline-block;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.education-description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.education-highlights {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 2px solid var(--border-color);
}

.education-highlights h5 {
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    font-size: 1rem;
}

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

.education-highlights li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.education-highlights li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Certifications Section */
.certifications-section {
    margin-top: 4rem;
    padding: 2rem 0;
    background: var(--bg-secondary);
    border-radius: 1rem;
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
    padding: 1rem;
}

.cert-card {
    background: white;
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.3s ease;
}

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

.cert-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    margin: 0 auto 1rem;
}

.cert-card h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.cert-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.cert-card-detailed {
    text-align: left;
    padding: 2rem;
}

.cert-issuer {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.cert-details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1rem;
    font-size: 0.875rem;
}

.cert-details span {
    display: block;
    line-height: 1.6;
}

.cert-date {
    font-size: 0.75rem;
    color: var(--text-light);
    font-style: italic;
    display: block;
    margin-top: 0.5rem;
}

.cert-id {
    font-size: 0.7rem;
    color: var(--text-light);
    font-family: monospace;
    display: block;
    margin-top: 0.25rem;
    word-break: break-all;
}

.cert-duration {
    font-size: 0.7rem;
    color: var(--text-light);
    display: block;
    margin-top: 0.25rem;
}

.cert-rank {
    font-size: 0.7rem;
    color: var(--primary-color);
    font-weight: 600;
    display: block;
    margin-top: 0.25rem;
}

.cert-link {
    display: inline-block;
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.cert-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.experience-links {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 2px solid var(--border-color);
}

.nav-link.active {
    color: var(--primary-color);
}

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

/* Experience Page Styles */
.experience-timeline {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
}

.experience-timeline::before {
    content: '';
    position: absolute;
    left: 40px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.experience-item {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 100px;
}

.experience-marker {
    position: absolute;
    left: 0;
    top: 0;
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 0 0 8px white, 0 0 0 10px var(--primary-color);
    z-index: 1;
}

.experience-content {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.experience-date {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

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

.experience-company {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.experience-location {
    color: var(--text-light);
    font-size: 0.875rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.experience-description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.experience-achievements {
    margin: 1.5rem 0;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: 0.5rem;
    border-left: 4px solid var(--primary-color);
}

.experience-achievements h5 {
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    font-size: 1rem;
}

.experience-achievements ul {
    list-style: none;
    padding: 0;
}

.experience-achievements li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.6;
}

.experience-achievements li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.experience-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 2px solid var(--border-color);
}

.skill-badge {
    background: var(--gradient-primary);
    color: white;
    padding: 0.375rem 0.875rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 500;
}

/* Honors Section */
.honors-section {
    margin-top: 4rem;
}

.honors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.honor-card {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

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

.honor-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    margin-bottom: 1rem;
}

.honor-card h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.honor-org {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.honor-date {
    font-size: 0.75rem;
    color: var(--text-light);
    font-style: italic;
    display: block;
    margin-bottom: 1rem;
}

.honor-description {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .experience-timeline::before {
        left: 20px !important;
    }
    
    .experience-item {
        padding-left: 60px !important;
        margin-bottom: 2rem !important;
    }
    
    .experience-marker {
        width: 50px !important;
        height: 50px !important;
        font-size: 1rem !important;
        box-shadow: 0 0 0 4px white, 0 0 0 6px var(--primary-color) !important;
    }
    
    .experience-content {
        padding: 1.5rem !important;
        transform: none !important;
    }
    
    .experience-content:hover {
        transform: none !important;
    }
    
    .experience-title {
        font-size: 1.25rem !important;
    }
    
    .experience-company {
        font-size: 1rem !important;
    }
    
    .experience-description {
        font-size: 0.95rem !important;
        line-height: 1.6 !important;
    }
    
    .experience-achievements {
        padding: 1rem !important;
        margin: 1rem 0 !important;
    }
    
    .experience-achievements h5 {
        font-size: 0.95rem !important;
    }
    
    .experience-achievements li {
        font-size: 0.875rem !important;
        padding: 0.4rem 0 !important;
        padding-left: 1.25rem !important;
    }
    
    .experience-skills {
        flex-wrap: wrap !important;
        gap: 0.5rem !important;
    }
    
    .skill-badge {
        font-size: 0.75rem !important;
        padding: 0.4rem 0.8rem !important;
    }
    
    .honors-grid {
        grid-template-columns: 1fr !important;
        gap: 1.5rem !important;
    }
    
    .honor-card {
        padding: 1.5rem !important;
    }
    
    .experience {
        padding-top: 80px !important;
    }
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    width: 20px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 1;
    box-shadow: 0 0 0 4px white, 0 0 0 6px var(--primary-color);
}

.timeline-content {
    width: 45%;
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
}

.timeline-date {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.timeline-title {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.timeline-company {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 1rem;
}

.timeline-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.timeline-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    list-style: none;
}

.timeline-skills li {
    background: var(--bg-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: 0.25rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Projects Section */
.projects {
    background: var(--bg-secondary);
    padding: 5rem 0;
    min-height: 100vh;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.projects-grid-large {
    display: grid !important;
    grid-template-columns: 1fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.project-card {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

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

.project-card-large {
    background: white !important;
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    display: grid !important;
    grid-template-columns: 300px 1fr;
    gap: 0;
    min-height: 400px;
    width: 100%;
    visibility: visible !important;
    opacity: 1 !important;
}

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

.project-image-large {
    width: 100%;
    height: 100%;
    min-height: 400px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.project-image-large .project-placeholder {
    font-size: 5rem;
    color: white;
}

.project-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(255, 255, 255, 0.95);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.project-content-large {
    padding: 3rem;
    display: flex !important;
    flex-direction: column;
    justify-content: center;
    visibility: visible !important;
    opacity: 1 !important;
}

.project-date {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
}

.project-org {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.project-card-large .project-title {
    font-size: 2rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.project-card-large .project-description {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.project-image {
    width: 100%;
    height: 200px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.project-content {
    padding: 1.5rem;
}

.project-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tech-tag {
    background: var(--bg-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: 0.25rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

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

.project-link {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s ease;
}

.project-link:hover {
    color: var(--primary-dark);
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
}

.category-title {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.skill-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

.skill-item:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateX(5px);
}

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

.skill-item:hover i {
    color: white;
}

.skill-item span {
    font-weight: 500;
}

/* Contact Section */
.contact {
    background: var(--bg-secondary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: white;
    border-radius: 0.5rem;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.contact-method:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

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

.contact-form-container {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
}

.contact-form-container h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-method {
    text-decoration: none;
    color: inherit;
}

.contact-method strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.contact-method p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin: 0;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.form-group input,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    background: var(--bg-primary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 2rem 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-link:hover {
    background: var(--gradient-primary);
    transform: translateY(-3px);
}

/* Responsive Design */
@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem !important;
    }
    
    .hero-title .name {
        font-size: 1.25rem !important;
    }
    
    .hero-description {
        font-size: 0.9rem !important;
    }
    
    .project-card-large .project-title {
        font-size: 1.25rem !important;
    }
    
    .project-content-large {
        padding: 1rem !important;
    }
    
    .project-image-large {
        min-height: 200px !important;
    }
    
    .project-image-large .project-placeholder {
        font-size: 3rem !important;
    }
    
    .experience-item {
        padding-left: 50px !important;
    }
    
    .experience-marker {
        width: 40px !important;
        height: 40px !important;
        font-size: 0.875rem !important;
    }
    
    .experience-content {
        padding: 1rem !important;
    }
    
    .experience-title {
        font-size: 1.125rem !important;
    }
    
    .experience-company {
        font-size: 0.95rem !important;
    }
    
    .timeline-content {
        width: calc(100% - 50px) !important;
        margin-left: 50px !important;
        padding: 1rem !important;
    }
    
    .timeline-marker {
        left: 15px !important;
    }
    
    .timeline::before {
        left: 15px !important;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: white;
        width: 100%;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: left 0.3s ease;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-title {
        font-size: 2rem;
    }
    
    .hero-title .name {
        font-size: 1.75rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .profile-card {
        width: 200px;
        height: 200px;
    }
    
    .profile-image {
        width: 200px;
        height: 200px;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }

    .timeline::before {
        left: 20px !important;
    }

    .timeline-item {
        flex-direction: row !important;
        align-items: flex-start !important;
    }

    .timeline-marker {
        left: 20px !important;
        transform: translateX(0) !important;
    }

    .timeline-content {
        width: calc(100% - 60px) !important;
        margin-left: 60px !important;
        margin-right: 0 !important;
    }
    
    .timeline-item:nth-child(even) {
        flex-direction: row !important;
    }
    
    .experience {
        padding: 3rem 0 !important;
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    .experience .section-header {
        text-align: center;
    }
    
    .timeline {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    .timeline-item {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .project-card-large {
        grid-template-columns: 1fr !important;
        min-height: auto !important;
    }
    
    .project-image-large {
        min-height: 250px !important;
        width: 100% !important;
    }
    
    .project-content-large {
        padding: 1.5rem !important;
    }
    
    .project-card-large .project-title {
        font-size: 1.5rem !important;
        line-height: 1.3 !important;
    }
    
    .project-description {
        font-size: 0.95rem !important;
    }
    
    .section-header {
        text-align: center;
    }
    
    .section-title {
        font-size: 2rem !important;
    }
    
    .container {
        padding: 0 1rem !important;
    }
    
    .projects {
        padding: 3rem 0 !important;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    .tech-tag {
        font-size: 0.75rem !important;
        padding: 0.4rem 0.8rem !important;
    }
    
    .project-tech {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}