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

:root {
    /* Color Palette */
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --background: #ffffff;
    --background-secondary: #f8fafc;
    --background-dark: #0f172a;
    --border-color: #e2e8f0;
    --shadow-light: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-large: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition-normal);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: var(--transition-fast);
    position: relative;
}

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

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

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition-fast);
}

/* Hero Section */
.hero {
    padding: 120px 0 var(--spacing-2xl);
    background: linear-gradient(135deg, var(--background) 0%, var(--background-secondary) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(245, 158, 11, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(37, 99, 235, 0.05) 0%, transparent 50%);
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, transparent 24%, rgba(37, 99, 235, 0.03) 25%, rgba(37, 99, 235, 0.03) 26%, transparent 27%, transparent 74%, rgba(37, 99, 235, 0.03) 75%, rgba(37, 99, 235, 0.03) 76%, transparent 77%, transparent),
        linear-gradient(0deg, transparent 24%, rgba(37, 99, 235, 0.03) 25%, rgba(37, 99, 235, 0.03) 26%, transparent 27%, transparent 74%, rgba(37, 99, 235, 0.03) 75%, rgba(37, 99, 235, 0.03) 76%, transparent 77%, transparent);
    background-size: 80px 80px;
    z-index: 1;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(80px, 80px); }
}

.hero-container {
    position: relative;
    z-index: 2;
}

/* Floating Tech Icons */
.floating-icons {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.floating-icon {
    position: absolute;
    left: var(--x);
    top: var(--y);
    font-size: 2rem;
    color: rgba(37, 99, 235, 0.15);
    animation: float var(--duration) ease-in-out infinite;
    animation-delay: var(--delay);
}

.floating-icon:nth-child(even) {
    color: rgba(245, 158, 11, 0.15);
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.3;
    }
    25% {
        transform: translateY(-20px) rotate(5deg);
        opacity: 0.6;
    }
    50% {
        transform: translateY(-10px) rotate(-3deg);
        opacity: 0.8;
    }
    75% {
        transform: translateY(-25px) rotate(8deg);
        opacity: 0.4;
    }
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    line-height: 1.1;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-sm);
    transition: var(--transition-normal);
    border: 2px solid transparent;
    cursor: pointer;
}

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

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

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

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

.profile-photo {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary-color);
    box-shadow: var(--shadow-large);
    transition: var(--transition-normal);
}

.profile-photo:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.3);
}

.profile-placeholder {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: var(--background-secondary);
    border: 3px dashed var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    text-align: center;
    transition: var(--transition-normal);
}

.profile-placeholder:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.profile-placeholder i {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

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

/* About Section */
.about {
    padding: var(--spacing-2xl) 0;
    background: var(--background);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-paragraph {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--background-secondary);
    border-radius: 12px;
    transition: var(--transition-normal);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.stat-item h3 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.stat-item p {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Experience Section */
.experience {
    padding: var(--spacing-2xl) 0;
    background: var(--background-secondary);
    position: relative;
    overflow: hidden;
}

.experience::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at top left, rgba(37, 99, 235, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    z-index: 1;
}

.experience .container {
    position: relative;
    z-index: 2;
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary-color);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-xl);
    padding-left: 60px;
}

.timeline-dot {
    position: absolute;
    left: 11px;
    top: 8px;
    width: 18px;
    height: 18px;
    background: var(--primary-color);
    border-radius: 50%;
    border: 3px solid var(--background);
    box-shadow: var(--shadow-medium);
}

.timeline-content {
    background: var(--background);
    padding: var(--spacing-lg);
    border-radius: 12px;
    box-shadow: var(--shadow-light);
    transition: var(--transition-normal);
}

.timeline-content:hover {
    box-shadow: var(--shadow-medium);
    transform: translateY(-2px);
}

.timeline-content h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.timeline-content h4 {
    font-size: var(--font-size-base);
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.timeline-content ul {
    list-style: none;
    padding: 0;
}

.timeline-content li {
    margin-bottom: var(--spacing-xs);
    padding-left: 20px;
    position: relative;
    color: var(--text-secondary);
}

.timeline-content li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-size: var(--font-size-xs);
}

/* Skills Section */
.skills {
    padding: var(--spacing-2xl) 0;
    background: var(--background);
    position: relative;
    overflow: hidden;
}

.skills::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"><defs><pattern id="circuit" x="0" y="0" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 10,0 L 10,10 M 0,10 L 20,10" stroke="rgba(37,99,235,0.1)" stroke-width="0.5" fill="none"/><circle cx="10" cy="10" r="1" fill="rgba(37,99,235,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23circuit)"/></svg>') repeat;
    opacity: 0.3;
    z-index: 1;
    animation: circuitFlow 30s linear infinite;
}

@keyframes circuitFlow {
    0% { transform: translate(0, 0); }
    100% { transform: translate(20px, 20px); }
}

.skills .container {
    position: relative;
    z-index: 2;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.skill-category {
    background: var(--background-secondary);
    padding: var(--spacing-lg);
    border-radius: 12px;
    transition: var(--transition-normal);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.skill-category h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.skill-category i {
    color: var(--primary-color);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.skill-tag {
    background: var(--background);
    color: var(--text-secondary);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

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

/* Certifications Section */
.certifications {
    padding: var(--spacing-2xl) 0;
    background: var(--background-secondary);
    position: relative;
    overflow: hidden;
}

.certifications::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 25% 25%, rgba(37, 99, 235, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(245, 158, 11, 0.08) 0%, transparent 50%),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 60 60"><circle cx="30" cy="30" r="2" fill="rgba(37,99,235,0.1)" opacity="0.5"><animate attributeName="r" values="2;4;2" dur="4s" repeatCount="indefinite"/></circle><circle cx="15" cy="15" r="1.5" fill="rgba(245,158,11,0.1)" opacity="0.5"><animate attributeName="r" values="1.5;3;1.5" dur="6s" repeatCount="indefinite"/></circle><circle cx="45" cy="45" r="1" fill="rgba(37,99,235,0.1)" opacity="0.5"><animate attributeName="r" values="1;2.5;1" dur="5s" repeatCount="indefinite"/></circle></svg>') repeat;
    background-size: 60px 60px;
    z-index: 1;
    animation: floatingClouds 25s linear infinite;
}

@keyframes floatingClouds {
    0% { transform: translate(0, 0); }
    100% { transform: translate(-60px, -60px); }
}

.certifications .container {
    position: relative;
    z-index: 2;
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.cert-category {
    background: var(--background);
    padding: var(--spacing-lg);
    border-radius: 12px;
    box-shadow: var(--shadow-light);
    transition: var(--transition-normal);
}

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

.cert-category h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.cert-category i {
    color: var(--primary-color);
    font-size: var(--font-size-lg);
}

.cert-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.cert-item {
    background: var(--background-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border-left: 3px solid var(--primary-color);
    transition: var(--transition-fast);
}

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

/* Impact & Achievements Section */
.impact {
    padding: var(--spacing-2xl) 0;
    background: var(--background);
    position: relative;
    overflow: hidden;
}

.impact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 15% 25%, rgba(37, 99, 235, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 85% 75%, rgba(245, 158, 11, 0.04) 0%, transparent 50%),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 60 60"><path d="M30,10 L35,25 L50,25 L38,35 L42,50 L30,40 L18,50 L22,35 L10,25 L25,25 Z" fill="rgba(37,99,235,0.02)" opacity="0.5"/></svg>') repeat;
    background-size: 60px 60px;
    z-index: 1;
    animation: achievementPattern 45s linear infinite;
}

@keyframes achievementPattern {
    0% { transform: translate(0, 0) rotate(0deg); }
    100% { transform: translate(60px, 60px) rotate(360deg); }
}

.impact .container {
    position: relative;
    z-index: 2;
}

/* Metrics Dashboard */
.metrics-dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.metric-card {
    background: var(--background-secondary);
    border-radius: 16px;
    padding: var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-color);
    transform: scaleY(0);
    transition: var(--transition-normal);
}

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

.metric-card:hover::before {
    transform: scaleY(1);
}

.metric-card.highlight {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(245, 158, 11, 0.05) 100%);
    border-color: var(--primary-color);
}

.metric-card.highlight::before {
    background: linear-gradient(180deg, var(--primary-color) 0%, var(--accent-color) 100%);
    transform: scaleY(1);
}

.metric-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.metric-card.highlight .metric-icon {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
}

.metric-icon i {
    font-size: 1.5rem;
    color: white;
}

.metric-content {
    flex: 1;
}

.metric-number {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
    line-height: 1;
}

.metric-label {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.metric-description {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Achievements Section */
.achievements-section {
    margin-bottom: var(--spacing-2xl);
}

.achievements-title,
.accomplishments-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.achievements-title::after,
.accomplishments-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--accent-color) 100%);
    border-radius: 2px;
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.achievement-card {
    background: var(--background-secondary);
    border-radius: 12px;
    padding: var(--spacing-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    box-shadow: var(--shadow-light);
    transition: var(--transition-normal);
    border: 1px solid var(--border-color);
}

.achievement-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
    border-color: var(--primary-color);
}

.achievement-icon {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--accent-color) 0%, #f97316 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.achievement-icon i {
    font-size: 1.2rem;
    color: white;
}

.achievement-content h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.achievement-year {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.achievement-description {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Accomplishments Section */
.accomplishments-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.accomplishment-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--background-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
    position: relative;
}

.accomplishment-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--accent-color) 100%);
    border-radius: 12px 12px 0 0;
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.accomplishment-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
    border-color: var(--primary-color);
}

.accomplishment-item:hover::before {
    transform: scaleX(1);
}

.accomplishment-number {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.accomplishment-content h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.accomplishment-content p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Projects Section */
.projects {
    padding: var(--spacing-2xl) 0;
    background: var(--background-secondary);
    position: relative;
    overflow: hidden;
}

.projects::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(45deg, transparent 40%, rgba(37, 99, 235, 0.02) 50%, transparent 60%),
        linear-gradient(-45deg, transparent 40%, rgba(245, 158, 11, 0.02) 50%, transparent 60%),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 40 40"><path d="M20,0 L20,40 M0,20 L40,20" stroke="rgba(37,99,235,0.05)" stroke-width="0.5"/><path d="M10,10 L30,30 M30,10 L10,30" stroke="rgba(245,158,11,0.05)" stroke-width="0.5"/></svg>') repeat;
    background-size: 40px 40px;
    z-index: 1;
    animation: dataFlow 15s linear infinite;
}

@keyframes dataFlow {
    0% { transform: translate(0, 0) rotate(0deg); }
    100% { transform: translate(40px, 40px) rotate(360deg); }
}

.projects .container {
    position: relative;
    z-index: 2;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.project-card {
    background: var(--background);
    border-radius: 12px;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-light);
    transition: var(--transition-normal);
}

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

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.project-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
}

.project-links {
    display: flex;
    gap: var(--spacing-xs);
}

.project-link {
    color: var(--text-light);
    font-size: var(--font-size-lg);
    transition: var(--transition-fast);
}

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

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

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.tech-tag {
    background: var(--primary-color);
    color: white;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.project-impact {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
}

.hidden-project {
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease-in-out;
}

.hidden-project.show {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.projects-toggle {
    text-align: center;
    margin-top: var(--spacing-xl);
}

.projects-toggle .btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    min-width: 200px;
    justify-content: center;
}

.btn-icon {
    transition: transform 0.3s ease;
}

.btn-icon.rotated {
    transform: rotate(180deg);
}

/* Blog Section */
.blog {
    padding: var(--spacing-2xl) 0;
    background: var(--background-secondary);
    position: relative;
    overflow: hidden;
}

.blog::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(37, 99, 235, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(245, 158, 11, 0.06) 0%, transparent 50%),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><text x="20" y="30" font-family="monospace" font-size="8" fill="rgba(37,99,235,0.1)" opacity="0.7">{ }</text><text x="60" y="70" font-family="monospace" font-size="6" fill="rgba(245,158,11,0.1)" opacity="0.7">&lt;/&gt;</text><text x="10" y="80" font-family="monospace" font-size="4" fill="rgba(37,99,235,0.1)" opacity="0.5">cloud</text><text x="70" y="20" font-family="monospace" font-size="4" fill="rgba(245,158,11,0.1)" opacity="0.5">devops</text></svg>') repeat;
    background-size: 100px 100px;
    z-index: 1;
    animation: codePattern 40s linear infinite;
}

@keyframes codePattern {
    0% { transform: translate(0, 0); }
    100% { transform: translate(-100px, 100px); }
}

.blog .container {
    position: relative;
    z-index: 2;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.blog-card {
    background: var(--background);
    border-radius: 12px;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-light);
    transition: var(--transition-normal);
    border: 1px solid var(--border-color);
}

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

.blog-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.blog-date,
.blog-platform {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--text-light);
}

.blog-date i,
.blog-platform i {
    color: var(--primary-color);
}

.blog-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.blog-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.blog-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.blog-tag {
    background: var(--primary-color);
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.blog-footer {
    border-top: 1px solid var(--border-color);
    padding-top: var(--spacing-sm);
}

.blog-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-sm);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: var(--transition-fast);
}

.blog-link:hover {
    color: var(--primary-dark);
    transform: translateX(3px);
}

.blog-cta {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--background);
    border-radius: 12px;
    box-shadow: var(--shadow-light);
}

.blog-cta p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.blog-cta .btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Contact Section */
.contact {
    padding: var(--spacing-2xl) 0;
    background: var(--background);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--background-secondary);
    border-radius: 12px;
    transition: var(--transition-normal);
}

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

.contact-item i {
    font-size: var(--font-size-xl);
    color: var(--primary-color);
    width: 24px;
    text-align: center;
}

.contact-item h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.contact-item p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.contact-form {
    background: var(--background-secondary);
    padding: var(--spacing-xl);
    border-radius: 12px;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: var(--font-size-base);
    font-family: var(--font-primary);
    background: var(--background);
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

/* Footer */
.footer {
    background: var(--background-dark);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.footer-info h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.footer-info p {
    color: var(--text-light);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    color: var(--text-light);
    font-size: var(--font-size-xl);
    transition: var(--transition-fast);
}

.social-links a:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid #334155;
    color: var(--text-light);
    font-size: var(--font-size-sm);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: var(--transition-normal);
        box-shadow: var(--shadow-medium);
        padding: var(--spacing-lg) 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-item {
        margin: var(--spacing-sm) 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-xl);
    }
    
    .profile-photo,
    .profile-placeholder {
        width: 250px;
        height: 250px;
    }
    
    .stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .timeline::before {
        left: 15px;
    }
    
    .timeline-item {
        padding-left: 50px;
    }
    
    .timeline-dot {
        left: 6px;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-toggle .btn {
        min-width: 180px;
        font-size: var(--font-size-sm);
        padding: 10px 16px;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .blog-cta {
        padding: var(--spacing-lg);
    }
    
    .metrics-dashboard {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .metric-card {
        padding: var(--spacing-md);
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .achievements-grid,
    .accomplishments-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .floating-icon {
        font-size: 1.5rem;
        opacity: 0.7;
    }
    
    .floating-icons {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero {
        padding: 100px 0 var(--spacing-xl);
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .stats {
        grid-template-columns: 1fr;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: var(--font-size-sm);
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
        text-align: center;
    }
}

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

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

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

.animate-on-scroll {
    opacity: 0;
    animation: fadeInUp 0.8s ease-out forwards;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }