@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    --primary-color: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --secondary-color: #ec4899;
    --accent-color: #14b8a6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: rgba(30, 41, 59, 0.8);
    
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    
    --border-color: rgba(148, 163, 184, 0.1);
    --border-light: rgba(148, 163, 184, 0.2);
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
    
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --gradient-secondary: linear-gradient(135deg, #ec4899 0%, #f43f5e 100%);
    --gradient-accent: linear-gradient(135deg, #14b8a6 0%, #06b6d4 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

.particle-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.particle {
    position: absolute;
    border-radius: 50%;
    opacity: 0.6;
    animation: float linear infinite;
}

@keyframes float {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-100vh) rotate(720deg);
        opacity: 0;
    }
}

.cursor-trail {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    pointer-events: none;
}

.trail-particle {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.8;
    transition: opacity 0.3s ease, transform 0.3s ease;
    box-shadow: 0 0 10px var(--primary-color);
}

.heart {
    position: absolute;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

@keyframes heartAnimation {
    0% {
        transform: translate(-50%, -50%) scale(0.5);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(2);
        opacity: 0;
    }
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.header.scrolled {
    background: rgba(15, 23, 42, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.5rem;
    transition: all var(--transition-fast);
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--shadow-glow);
}

.brand-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.5rem;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-lg);
    font-weight: 500;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
    transform: translateY(-2px);
}

.nav-link:hover::before {
    opacity: 0.1;
}

.nav-link i {
    position: relative;
    z-index: 1;
}

.nav-link span {
    position: relative;
    z-index: 1;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.nav-toggle:hover {
    background: var(--bg-tertiary);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

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

.main {
    position: relative;
    z-index: 1;
    padding-top: 80px;
}

.hero {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 900px;
    width: 100%;
    position: relative;
    z-index: 2;
}

.profile-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: 3rem;
    display: flex;
    gap: 3rem;
    align-items: center;
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.profile-image-wrapper {
    position: relative;
    flex-shrink: 0;
}

.profile-image {
    width: 200px;
    height: 200px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 4px solid var(--primary-color);
    box-shadow: var(--shadow-glow);
    transition: all var(--transition-normal);
}

.profile-image:hover {
    transform: scale(1.05);
    box-shadow: 0 0 40px rgba(99, 102, 241, 0.5);
}

.profile-badge {
    position: absolute;
    bottom: 10px;
    right: 10px;
    width: 50px;
    height: 50px;
    background: var(--gradient-secondary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
    box-shadow: var(--shadow-lg);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.profile-info {
    flex: 1;
}

.profile-name {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.profile-title {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.title-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-md);
}

.level-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--gradient-accent);
    color: white;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-md);
}

.profile-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

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

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

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

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

.social-link {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-size: 1.25rem;
    transition: all var(--transition-fast);
    border: 1px solid var(--border-color);
}

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

.hero-decoration {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.floating-shape {
    position: absolute;
    border-radius: var(--radius-full);
    opacity: 0.1;
    animation: floatShape 20s infinite ease-in-out;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: var(--primary-color);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background: var(--secondary-color);
    bottom: -50px;
    left: -50px;
    animation-delay: -5s;
}

.shape-3 {
    width: 200px;
    height: 200px;
    background: var(--accent-color);
    top: 50%;
    left: 50%;
    animation-delay: -10s;
}

@keyframes floatShape {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(30px, -30px) rotate(90deg);
    }
    50% {
        transform: translate(0, 30px) rotate(180deg);
    }
    75% {
        transform: translate(-30px, 0) rotate(270deg);
    }
}

.projects-section,
.skills-section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 2rem;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
}

.project-card.animate-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    border-color: var(--primary-light);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

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

.project-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: white;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-glow);
}

.project-content {
    margin-bottom: 1.5rem;
}

.project-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

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

.tag {
    padding: 0.375rem 0.75rem;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

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

.project-link {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
}

.project-link a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.project-link a:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateX(5px);
}

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

.skill-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-normal);
    opacity: 0;
    transform: translateY(30px);
}

.skill-card.animate-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

.skill-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    border-color: var(--primary-light);
}

.skill-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-accent);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-glow);
}

.skill-name {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.skill-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width 1s ease-out;
    box-shadow: var(--shadow-glow);
}

.skill-level {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 600;
}

.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 2rem;
    position: relative;
    z-index: 1;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-brand .brand-icon {
    width: 36px;
    height: 36px;
    font-size: 1rem;
}

.footer-brand .brand-text {
    font-size: 1.25rem;
}

.footer-text {
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.footer-text a {
    color: var(--primary-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-text a:hover {
    color: var(--primary-color);
}

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

.footer-social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-size: 1.1rem;
    transition: all var(--transition-fast);
}

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

@media (max-width: 1024px) {
    .profile-card {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
    }
    
    .profile-title {
        justify-content: center;
    }
    
    .profile-stats {
        justify-content: center;
    }
    
    .profile-social {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: 2rem;
        gap: 0.5rem;
        transform: translateY(-150%);
        transition: transform var(--transition-normal);
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-menu.active {
        transform: translateY(0);
    }
    
    .nav-link {
        justify-content: center;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero {
        padding: 2rem 1rem;
    }
    
    .profile-name {
        font-size: 2rem;
    }
    
    .profile-image {
        width: 150px;
        height: 150px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .nav {
        padding: 1rem;
    }
    
    .profile-card {
        padding: 1.5rem;
    }
    
    .profile-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .projects-section,
    .skills-section {
        padding: 4rem 1rem;
    }
}

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

.nav-link.active::before {
    opacity: 0.2;
}

.page-header {
    padding: 6rem 2rem 4rem;
    text-align: center;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.05)"/></svg>');
    background-size: 30px 30px;
    opacity: 0.5;
}

.page-header-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.page-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.page-subtitle {
    color: var(--text-muted);
    font-size: 1.25rem;
}

.project-card.detailed {
    display: flex;
    flex-direction: column;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.project-icon.large {
    width: 70px;
    height: 70px;
    font-size: 2rem;
}

.project-meta {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.project-status {
    padding: 0.375rem 0.875rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
}

.project-status.active {
    background: var(--success-color);
    color: white;
}

.project-status.completed {
    background: var(--primary-color);
    color: white;
}

.project-date {
    padding: 0.375rem 0.875rem;
    background: var(--bg-tertiary);
    color: var(--text-muted);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 500;
}

.project-details {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.details-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.details-list {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

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

.details-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.about-section {
    padding: 6rem 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.about-content {
    display: flex;
    justify-content: center;
}

.about-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: 3rem;
    display: flex;
    gap: 3rem;
    align-items: center;
    box-shadow: var(--shadow-xl);
    max-width: 900px;
}

.about-image {
    position: relative;
    flex-shrink: 0;
}

.about-image img {
    width: 250px;
    height: 250px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 4px solid var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.about-badge {
    position: absolute;
    bottom: 15px;
    right: 15px;
    width: 60px;
    height: 60px;
    background: var(--gradient-secondary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    box-shadow: var(--shadow-lg);
    animation: pulse 2s infinite;
}

.about-info {
    flex: 1;
}

.about-name {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-title {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.about-intro {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.timeline-section {
    padding: 6rem 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline {
    position: relative;
    padding-left: 2rem;
}

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

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    opacity: 0;
    transform: translateX(30px);
}

.timeline-item.animate-in {
    animation: fadeInRight 0.6s ease-out forwards;
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.timeline-marker {
    position: absolute;
    left: -2.5rem;
    top: 0.5rem;
    width: 1rem;
    height: 1rem;
    background: var(--gradient-primary);
    border-radius: 50%;
    box-shadow: var(--shadow-glow);
}

.timeline-content {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    transition: all var(--transition-normal);
}

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

.timeline-date {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.timeline-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.timeline-company {
    color: var(--primary-light);
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.timeline-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

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

.education-section,
.certifications-section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

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

.education-card,
.cert-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-normal);
    opacity: 0;
    transform: translateY(30px);
}

.education-card.animate-in,
.cert-card.animate-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

.education-card:hover,
.cert-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    border-color: var(--primary-light);
}

.education-icon,
.cert-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-accent);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-glow);
}

.education-degree,
.cert-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.education-school,
.cert-issuer {
    color: var(--primary-light);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.education-period {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.education-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

.contact-section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info,
.contact-form-wrapper {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: 2.5rem;
}

.contact-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-subtitle {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

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

.contact-item:hover .contact-icon,
.contact-item:hover .contact-label,
.contact-item:hover .contact-value,
.contact-item:hover .contact-value a {
    color: white;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
    flex-shrink: 0;
}

.contact-details {
    flex: 1;
}

.contact-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.contact-value {
    color: var(--text-primary);
    font-weight: 500;
}

.contact-value a {
    color: var(--primary-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.contact-value a:hover {
    color: var(--primary-color);
}

.social-links {
    margin-top: 2rem;
}

.social-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.social-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

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

.social-card i {
    font-size: 1.5rem;
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-weight: 500;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-input,
.form-textarea {
    padding: 0.875rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: var(--font-sans);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

.form-submit {
    padding: 1rem 2rem;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all var(--transition-fast);
}

.form-submit:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.form-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.form-success-message {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.form-success-message i {
    font-size: 1.5rem;
}

.form-success-message span {
    font-weight: 600;
}

.faq-section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.faq-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 2rem;
    transition: all var(--transition-normal);
    opacity: 0;
    transform: translateY(30px);
}

.faq-card.animate-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

.faq-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    border-color: var(--primary-light);
}

.faq-question {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.faq-question i {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.faq-question h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.faq-answer {
    color: var(--text-secondary);
    line-height: 1.7;
}

@media (max-width: 1024px) {
    .about-card {
        flex-direction: column;
        text-align: center;
    }

    .about-title {
        justify-content: center;
    }

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

    .contact-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .page-header {
        padding: 4rem 1rem 2rem;
    }

    .page-title {
        font-size: 2rem;
        flex-direction: column;
    }

    .about-section,
    .timeline-section,
    .education-section,
    .certifications-section,
    .contact-section,
    .faq-section {
        padding: 4rem 1rem;
    }

    .about-card {
        padding: 2rem;
    }

    .about-image img {
        width: 180px;
        height: 180px;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .timeline::before {
        left: 0;
    }

    .timeline-item {
        padding-left: 1rem;
    }

    .timeline-marker {
        left: -1.5rem;
    }

    .education-grid,
    .certifications-grid,
    .faq-grid,
    .social-grid {
        grid-template-columns: 1fr;
    }

    .contact-info,
    .contact-form-wrapper {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .about-stats {
        grid-template-columns: 1fr;
    }

    .contact-item {
        flex-direction: column;
        text-align: center;
    }

    .contact-item:hover {
        transform: translateY(5px);
    }
}

.form-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.form-buttons .form-submit {
    flex: 1;
}

.game-trigger {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.game-trigger:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    transform: translateY(-2px);
}

.game-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.game-modal.active {
    display: flex;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.game-content {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 2rem;
    max-width: 600px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.game-title {
    font-size: 1.5rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.game-title i {
    color: #ffd700;
}

.game-close {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.game-close:hover {
    background: var(--danger-color);
    color: white;
    transform: rotate(90deg);
}

.game-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
}

.game-score,
.game-time {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.score-label,
.time-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.score-value,
.time-value {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

.game-area {
    position: relative;
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: crosshair;
}

.game-start-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.5);
    z-index: 10;
}

.game-start-btn {
    padding: 1rem 2rem;
    font-size: 1.2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition-fast);
    margin-bottom: 1rem;
}

.game-start-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.game-hint {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.game-star {
    position: absolute;
    width: 40px;
    height: 40px;
    cursor: pointer;
    transition: transform 0.1s ease;
    animation: starAppear 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #ffd700;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.8);
}

@keyframes starAppear {
    from {
        transform: scale(0) rotate(0deg);
    }
    to {
        transform: scale(1) rotate(360deg);
    }
}

.game-star:hover {
    transform: scale(1.2);
}

.game-star.collected {
    animation: starCollect 0.3s ease forwards;
}

@keyframes starCollect {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

.game-result {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.7);
    z-index: 10;
}

.game-result.active {
    display: flex;
}

.result-message {
    text-align: center;
    margin-bottom: 2rem;
}

.result-message i {
    font-size: 4rem;
    color: #ffd700;
    margin-bottom: 1rem;
    display: block;
}

.result-message h4 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.result-message p {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 700;
}

.game-restart-btn {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition-fast);
}

.game-restart-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(56, 239, 125, 0.4);
}

@media (max-width: 768px) {
    .form-buttons {
        flex-direction: column;
    }

    .game-content {
        padding: 1.5rem;
    }

    .game-area {
        height: 300px;
    }

    .game-title {
        font-size: 1.2rem;
    }

    .result-message h4 {
        font-size: 1.5rem;
    }

    .result-message p {
        font-size: 1.2rem;
    }
}