:root {
    /* Colors - Vibrant Modern Theme */
    --color-paper: #0F0F1E;
    --color-paper-dark: #1A1A2E;
    --color-charcoal: #FFFFFF;
    --color-charcoal-light: #E0E0E0;
    --color-sketch: #6C63FF;
    --color-accent-blue: #6C63FF;
    --color-accent-orange: #FF6584;
    --color-accent-blue-light: #8B84FF;
    --color-accent-orange-light: #FF8BA0;
    --color-accent-cyan: #00D9FF;
    --color-accent-purple: #B537F2;
    --color-accent-yellow: #FFD93D;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6C63FF 0%, #B537F2 50%, #FF6584 100%);
    --gradient-secondary: linear-gradient(135deg, #00D9FF 0%, #6C63FF 100%);
    --gradient-accent: linear-gradient(135deg, #FF6584 0%, #FFD93D 100%);
    --gradient-dark: linear-gradient(135deg, #1A1A2E 0%, #0F0F1E 100%);

    /* Typography */
    --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-accent: 'JetBrains Mono', monospace;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--gradient-dark);
    color: var(--color-charcoal);
    line-height: 1.7;
    overflow-x: hidden;
    position: relative;
}

/* Animated gradient background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 50%, rgba(108, 99, 255, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 101, 132, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(0, 217, 255, 0.15) 0%, transparent 50%);
    animation: gradientShift 15s ease infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes gradientShift {

    0%,
    100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }

    50% {
        opacity: 0.8;
        transform: scale(1.1) rotate(5deg);
    }
}

/* Floating particles */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(2px 2px at 20% 30%, rgba(108, 99, 255, 0.4), transparent),
        radial-gradient(2px 2px at 60% 70%, rgba(255, 101, 132, 0.4), transparent),
        radial-gradient(1px 1px at 50% 50%, rgba(0, 217, 255, 0.4), transparent),
        radial-gradient(1px 1px at 80% 10%, rgba(255, 217, 61, 0.4), transparent),
        radial-gradient(2px 2px at 90% 60%, rgba(181, 55, 242, 0.4), transparent),
        radial-gradient(1px 1px at 10% 90%, rgba(108, 99, 255, 0.3), transparent),
        radial-gradient(2px 2px at 70% 40%, rgba(255, 101, 132, 0.3), transparent);
    background-size: 200% 200%;
    background-position: 0% 0%;
    animation: particleFloat 20s ease infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes particleFloat {

    0%,
    100% {
        background-position: 0% 0%;
    }

    50% {
        background-position: 100% 100%;
    }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 1;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(15, 15, 30, 0.9);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(108, 99, 255, 0.2);
    border-bottom: 1px solid rgba(108, 99, 255, 0.2);
    z-index: 1000;
    transition: var(--transition-smooth);
}

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

.nav-logo {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    transition: var(--transition-smooth);
    position: relative;
}

.nav-logo::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

.nav-logo:hover::after {
    transform: scaleX(1);
}

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

.nav-link {
    color: var(--color-charcoal);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: var(--transition-smooth);
    padding: 0.5rem 1rem;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-smooth);
}

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

.nav-link:hover::before {
    width: 80%;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(108, 99, 255, 0.15) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {

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

    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.8;
    }
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.sketch-circle {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 400px;
    height: 400px;
    border: 3px dashed var(--color-accent-purple);
    border-radius: 50%;
    opacity: 0.2;
    animation: rotate 30s linear infinite, colorShift 10s ease infinite;
}

@keyframes rotate {
    from {
        transform: translateX(-50%) rotate(0deg);
    }

    to {
        transform: translateX(-50%) rotate(360deg);
    }
}

@keyframes colorShift {

    0%,
    100% {
        border-color: var(--color-accent-purple);
    }

    33% {
        border-color: var(--color-accent-blue);
    }

    66% {
        border-color: var(--color-accent-orange);
    }
}

.hero-greeting {
    display: block;
    font-size: 1.8rem;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-accent);
    animation: fadeInDown 0.8s ease-out;
}

.hero-name {
    display: block;
    font-size: clamp(3.5rem, 10vw, 6rem);
    font-weight: 800;
    font-family: var(--font-heading);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    position: relative;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
    letter-spacing: -2px;
}

.sketch-underline {
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 600px;
    height: 15px;
    color: var(--color-accent-cyan);
    opacity: 0.8;
    animation: drawLine 1.5s ease-out 0.8s backwards;
    filter: drop-shadow(0 0 10px rgba(0, 217, 255, 0.5));
}

@keyframes drawLine {
    from {
        stroke-dasharray: 1000;
        stroke-dashoffset: 1000;
    }

    to {
        stroke-dasharray: 1000;
        stroke-dashoffset: 0;
    }
}

.hero-subtitle {
    font-size: 2rem;
    font-family: var(--font-heading);
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.hero-tagline {
    font-size: 1.3rem;
    color: var(--color-charcoal-light);
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease-out 0.6s backwards;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.8s backwards;
}

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

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

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

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 1.2rem 3rem;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    z-index: -1;
}

.btn:hover::before {
    width: 400px;
    height: 400px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 8px 30px rgba(108, 99, 255, 0.4);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 40px rgba(108, 99, 255, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--color-charcoal);
    border: 2px solid var(--color-accent-cyan);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.3);
}

.btn-secondary:hover {
    background: var(--gradient-secondary);
    color: white;
    border-color: transparent;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 40px rgba(0, 217, 255, 0.5);
}

.scroll-indicator {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-accent-cyan);
    font-size: 0.9rem;
    animation: bounce 2s infinite;
    z-index: 10;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

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

/* Section Styles */
section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    font-family: var(--font-heading);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-lg);
    text-align: center;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.title-sketch {
    position: absolute;
    bottom: -15px;
    left: 0;
    width: 100%;
    height: 10px;
    color: var(--color-accent-orange);
    opacity: 0.8;
    filter: drop-shadow(0 0 10px rgba(255, 101, 132, 0.5));
}

/* About Section */
.about {
    background: linear-gradient(180deg, rgba(26, 26, 46, 0.5) 0%, rgba(15, 15, 30, 0.5) 100%);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 10% 20%, rgba(181, 55, 242, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(0, 217, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.paper-card {
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.9) 0%, rgba(15, 15, 30, 0.9) 100%);
    padding: var(--spacing-lg);
    border-radius: 24px;
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.3),
        0 0 40px rgba(108, 99, 255, 0.2);
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    transition: var(--transition-smooth);
    border: 1px solid rgba(108, 99, 255, 0.3);
    overflow: hidden;
}

.paper-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0.05;
    pointer-events: none;
}

.paper-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(108, 99, 255, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

.card-corner {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    border-top: 3px solid var(--color-accent-cyan);
    border-right: 3px solid var(--color-accent-cyan);
    opacity: 0.5;
    z-index: 1;
}

.paper-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow:
        0 30px 80px rgba(0, 0, 0, 0.4),
        0 0 60px rgba(108, 99, 255, 0.4);
    border-color: rgba(108, 99, 255, 0.6);
}

.about-text {
    font-size: 1.2rem;
    line-height: 1.9;
    margin-bottom: var(--spacing-md);
    color: var(--color-charcoal-light);
    position: relative;
    z-index: 1;
}

.about-text strong {
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 2px solid rgba(108, 99, 255, 0.3);
    position: relative;
    z-index: 1;
}

.highlight-item {
    text-align: center;
    padding: var(--spacing-sm);
    border-radius: 16px;
    background: rgba(108, 99, 255, 0.1);
    transition: var(--transition-smooth);
}

.highlight-item:hover {
    background: rgba(108, 99, 255, 0.2);
    transform: translateY(-5px);
}

.highlight-number {
    display: block;
    font-size: 3.5rem;
    font-weight: 800;
    font-family: var(--font-heading);
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.highlight-label {
    display: block;
    font-size: 1rem;
    color: var(--color-charcoal-light);
    margin-top: var(--spacing-xs);
}

/* Skills Section */
.skills {
    position: relative;
}

.skills::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at 80% 50%, rgba(255, 101, 132, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.skill-card {
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.8) 0%, rgba(15, 15, 30, 0.8) 100%);
    padding: var(--spacing-md);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transition: var(--transition-smooth);
    border: 1px solid rgba(108, 99, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-smooth);
}

.skill-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(108, 99, 255, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: var(--transition-smooth);
}

.skill-card:hover {
    transform: translateY(-10px) scale(1.03);
    box-shadow: 0 20px 60px rgba(108, 99, 255, 0.3);
    border-color: var(--color-accent-blue);
}

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

.skill-card:hover::after {
    opacity: 1;
}

.skill-icon {
    width: 70px;
    height: 70px;
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent-blue);
    transition: var(--transition-bounce);
    filter: drop-shadow(0 0 20px rgba(108, 99, 255, 0.5));
}

.skill-card:hover .skill-icon {
    transform: scale(1.2) rotate(10deg);
    color: var(--color-accent-cyan);
    filter: drop-shadow(0 0 30px rgba(0, 217, 255, 0.8));
}

.skill-title {
    font-size: 1.6rem;
    font-weight: 700;
    font-family: var(--font-heading);
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
}

.skill-list {
    list-style: none;
}

.skill-list li {
    padding: 0.6rem 0;
    color: var(--color-charcoal-light);
    position: relative;
    padding-left: 2rem;
    transition: var(--transition-smooth);
}

.skill-list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--color-accent-cyan);
    font-weight: 700;
    font-size: 1.2rem;
}

.skill-list li:hover {
    color: var(--color-charcoal);
    padding-left: 2.5rem;
}

/* Experience Section */
.experience {
    background: linear-gradient(180deg, rgba(26, 26, 46, 0.5) 0%, rgba(15, 15, 30, 0.5) 100%);
    position: relative;
}

.experience::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 30%, rgba(255, 101, 132, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(181, 55, 242, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-primary);
    opacity: 0.5;
    box-shadow: 0 0 20px rgba(108, 99, 255, 0.5);
}

.timeline-item {
    position: relative;
    padding-left: 80px;
    margin-bottom: var(--spacing-lg);
}

.timeline-marker {
    position: absolute;
    left: 18px;
    top: 0;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--gradient-primary);
    border: 4px solid rgba(15, 15, 30, 1);
    box-shadow: 0 0 20px rgba(108, 99, 255, 0.8);
    z-index: 1;
    animation: pulse 2s ease-in-out infinite;
}

.timeline-content {
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.9) 0%, rgba(15, 15, 30, 0.9) 100%);
    padding: var(--spacing-md);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transition: var(--transition-smooth);
    border: 1px solid rgba(108, 99, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-smooth);
}

.timeline-content:hover {
    transform: translateX(15px) scale(1.02);
    box-shadow: 0 20px 60px rgba(108, 99, 255, 0.3);
    border-color: var(--color-accent-blue);
}

.timeline-content:hover::before {
    opacity: 1;
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.company-name {
    font-size: 2rem;
    font-weight: 800;
    font-family: var(--font-heading);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.timeline-date {
    font-size: 1.1rem;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
    font-family: var(--font-accent);
    letter-spacing: 0.5px;
}

.job-title {
    font-size: 1.4rem;
    font-weight: 700;
    font-family: var(--font-heading);
    color: var(--color-accent-cyan);
    margin-bottom: 0.25rem;
}

.job-location {
    font-size: 1rem;
    color: var(--color-charcoal-light);
    margin-bottom: var(--spacing-md);
}

.achievement-list {
    list-style: none;
}

.achievement-list>li {
    margin-bottom: var(--spacing-sm);
    padding-left: 2rem;
    position: relative;
    color: var(--color-charcoal-light);
    line-height: 1.8;
}

.achievement-list>li::before {
    content: '◆';
    position: absolute;
    left: 0;
    color: var(--color-accent-cyan);
    font-weight: 700;
    font-size: 1.2rem;
}

.achievement-list ul {
    margin-top: 0.5rem;
    margin-left: 1rem;
    list-style: none;
}

.achievement-list ul li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.achievement-list ul li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--color-accent-orange);
}

.achievement-list strong {
    color: var(--color-charcoal);
    font-weight: 700;
}

/* Contact Section */
.contact {
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 30% 50%, rgba(0, 217, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(255, 217, 61, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.contact-intro {
    text-align: center;
    font-size: 1.3rem;
    color: var(--color-charcoal-light);
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.8;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    max-width: 900px;
    margin: 0 auto;
}

.contact-card {
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.8) 0%, rgba(15, 15, 30, 0.8) 100%);
    padding: var(--spacing-md);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: inherit;
    transition: var(--transition-smooth);
    border: 1px solid rgba(108, 99, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-secondary);
    opacity: 0;
    transition: var(--transition-smooth);
}

.contact-card:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 20px 60px rgba(0, 217, 255, 0.4);
    border-color: var(--color-accent-cyan);
}

.contact-card:hover::before {
    opacity: 0.1;
}

.contact-icon {
    width: 60px;
    height: 60px;
    color: var(--color-accent-blue);
    flex-shrink: 0;
    transition: var(--transition-bounce);
    filter: drop-shadow(0 0 20px rgba(108, 99, 255, 0.5));
    position: relative;
    z-index: 1;
}

.contact-card:hover .contact-icon {
    transform: scale(1.2) rotate(15deg);
    color: var(--color-accent-cyan);
    filter: drop-shadow(0 0 30px rgba(0, 217, 255, 0.8));
}

.contact-info {
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
}

.contact-label {
    font-size: 0.85rem;
    color: var(--color-charcoal-light);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-family: var(--font-accent);
    font-weight: 500;
}

.contact-value {
    font-size: 1.2rem;
    font-weight: 600;
    font-family: var(--font-heading);
    color: var(--color-charcoal);
}

/* Education Section */
.education {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, rgba(15, 15, 30, 0.95) 0%, rgba(26, 26, 46, 0.95) 100%);
    position: relative;
    overflow: hidden;
}

.education::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(108, 99, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 217, 255, 0.1) 0%, transparent 50%);
    animation: gradientShift 15s ease-in-out infinite;
    pointer-events: none;
}

.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.education-card {
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.8) 0%, rgba(15, 15, 30, 0.8) 100%);
    padding: var(--spacing-lg);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(108, 99, 255, 0.2);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.education-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.education-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(108, 99, 255, 0.3);
    border-color: rgba(108, 99, 255, 0.5);
}

.education-card::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(108, 99, 255, 0.1) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.education-card:hover::after {
    width: 500px;
    height: 500px;
}

.education-icon {
    width: 60px;
    height: 60px;
    color: var(--color-accent-cyan);
    margin-bottom: var(--spacing-md);
    filter: drop-shadow(0 0 20px rgba(0, 217, 255, 0.5));
    transition: var(--transition-bounce);
}

.education-card:hover .education-icon {
    transform: scale(1.1) rotate(5deg);
}

.education-content {
    position: relative;
    z-index: 1;
}

.university-name {
    font-size: 1.8rem;
    font-weight: 800;
    font-family: var(--font-heading);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
}

.degree-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-accent-cyan);
    margin-bottom: 0.25rem;
}

.degree-field {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-charcoal-light);
    margin-bottom: var(--spacing-sm);
}

.education-location {
    font-size: 0.95rem;
    color: var(--color-charcoal-light);
    margin-bottom: var(--spacing-xs);
}

.education-date {
    display: inline-block;
    font-size: 0.9rem;
    font-family: var(--font-accent);
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-sm);
}

.education-description {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-charcoal-light);
    margin-top: var(--spacing-sm);
}

/* Certifications Section */
.certifications {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.95) 0%, rgba(15, 15, 30, 0.95) 100%);
    position: relative;
    overflow: hidden;
}

.certifications::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 80% 20%, rgba(255, 101, 132, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 20% 80%, rgba(181, 55, 242, 0.1) 0%, transparent 50%);
    animation: gradientShift 15s ease-in-out infinite reverse;
    pointer-events: none;
}

.certifications-intro {
    text-align: center;
    font-size: 1.2rem;
    color: var(--color-charcoal-light);
    margin-bottom: var(--spacing-lg);
    font-weight: 500;
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-md);
    max-width: 900px;
    margin: 0 auto;
}

.certification-badge {
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.9) 0%, rgba(15, 15, 30, 0.9) 100%);
    padding: var(--spacing-md);
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(181, 55, 242, 0.3);
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    position: relative;
    overflow: hidden;
}

.certification-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-secondary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.certification-badge:hover::before {
    transform: scaleX(1);
}

.certification-badge:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 32px rgba(181, 55, 242, 0.4);
    border-color: rgba(181, 55, 242, 0.6);
}

.certification-badge::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(181, 55, 242, 0.1) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.certification-badge:hover::after {
    width: 400px;
    height: 400px;
}

.cert-icon {
    width: 50px;
    height: 50px;
    color: var(--color-accent-magenta);
    flex-shrink: 0;
    filter: drop-shadow(0 0 15px rgba(181, 55, 242, 0.5));
    transition: var(--transition-bounce);
    position: relative;
    z-index: 1;
}

.certification-badge:hover .cert-icon {
    transform: scale(1.15) rotate(-5deg);
}

.cert-content {
    flex: 1;
    position: relative;
    z-index: 1;
}

.cert-name {
    font-size: 1.2rem;
    font-weight: 700;
    font-family: var(--font-heading);
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.25rem;
    line-height: 1.3;
}

.cert-issuer {
    font-size: 0.95rem;
    color: var(--color-charcoal-light);
    margin-bottom: 0.25rem;
}

.cert-year {
    display: inline-block;
    font-size: 0.85rem;
    font-family: var(--font-accent);
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* Footer */
.footer {
    background: linear-gradient(180deg, rgba(15, 15, 30, 0.5) 0%, rgba(15, 15, 30, 1) 100%);
    color: var(--color-paper);
    padding: var(--spacing-lg) 0;
    text-align: center;
    border-top: 1px solid rgba(108, 99, 255, 0.2);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0.5;
}

.footer-text {
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-charcoal-light);
}

.footer-sketch {
    width: 200px;
    height: 4px;
    margin: 0 auto;
    color: var(--color-accent-blue);
    opacity: 0.7;
    filter: drop-shadow(0 0 10px rgba(108, 99, 255, 0.5));
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        gap: var(--spacing-sm);
    }

    .nav-link {
        font-size: 0.9rem;
        padding: 0.5rem;
    }

    .hero {
        min-height: 90vh;
    }

    .hero-greeting {
        font-size: 1.4rem;
    }

    .hero-subtitle {
        font-size: 1.6rem;
    }

    .hero-tagline {
        font-size: 1.1rem;
    }

    .btn {
        padding: 1rem 2rem;
        font-size: 1rem;
    }

    .section-title {
        margin-bottom: var(--spacing-md);
    }

    .paper-card {
        padding: var(--spacing-md);
    }

    .about-text {
        font-size: 1.1rem;
    }

    .about-highlights {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }

    .highlight-number {
        font-size: 2.5rem;
    }

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

    .timeline::before {
        left: 15px;
    }

    .timeline-item {
        padding-left: 50px;
    }

    .timeline-marker {
        left: 5px;
        width: 20px;
        height: 20px;
    }

    .company-name {
        font-size: 1.6rem;
    }

    .timeline-header {
        flex-direction: column;
    }

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

@media (max-width: 480px) {
    .nav-menu {
        gap: 0.5rem;
    }

    .nav-link {
        font-size: 0.8rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

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

    .education-card {
        padding: var(--spacing-md);
    }

    .university-name {
        font-size: 1.5rem;
    }

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

    .certification-badge {
        flex-direction: column;
        text-align: center;
    }

    .cert-icon {
        margin: 0 auto;
    }
}

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Enhanced Animations */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes flipIn {
    from {
        opacity: 0;
        transform: perspective(1000px) rotateY(-90deg);
    }

    to {
        opacity: 1;
        transform: perspective(1000px) rotateY(0);
    }
}

/* Education Card Flip Animation */
.education-card {
    animation: flipIn 0.8s ease-out backwards;
    transform-style: preserve-3d;
}

.education-card:nth-child(1) {
    animation-delay: 0.2s;
}

.education-card:nth-child(2) {
    animation-delay: 0.4s;
}

/* Timeline Item Enhanced Animation */
.timeline-item {
    animation: slideInLeft 0.8s ease-out backwards;
}

.timeline-item:nth-child(even) {
    animation-name: slideInRight;
}

/* Certification Badge Animation */
.certification-badge {
    animation: scaleIn 0.6s ease-out backwards;
    transition: var(--transition-smooth);
}

.certification-badge:nth-child(1) {
    animation-delay: 0.1s;
}

.certification-badge:nth-child(2) {
    animation-delay: 0.2s;
}

.certification-badge:hover {
    transform: scale(1.05) rotate(2deg);
    box-shadow: 0 10px 40px rgba(108, 99, 255, 0.4);
}

/* Contact Card Stagger Animation */
.contact-card {
    animation: fadeInUp 0.6s ease-out backwards;
}

.contact-card:nth-child(1) {
    animation-delay: 0.1s;
}

.contact-card:nth-child(2) {
    animation-delay: 0.2s;
}

.contact-card:nth-child(3) {
    animation-delay: 0.3s;
}

.contact-card:nth-child(4) {
    animation-delay: 0.4s;
}

/* Skill Card Enhanced Hover */
.skill-card {
    animation: fadeInUp 0.6s ease-out backwards;
}

.skill-card:nth-child(1) {
    animation-delay: 0.1s;
}

.skill-card:nth-child(2) {
    animation-delay: 0.2s;
}

.skill-card:nth-child(3) {
    animation-delay: 0.3s;
}

.skill-card:nth-child(4) {
    animation-delay: 0.4s;
}

.skill-card:nth-child(5) {
    animation-delay: 0.5s;
}

.skill-card:nth-child(6) {
    animation-delay: 0.6s;
}

/* Highlight Item Animation */
.highlight-item {
    animation: scaleIn 0.6s ease-out backwards;
}

.highlight-item:nth-child(1) {
    animation-delay: 0.3s;
}

.highlight-item:nth-child(2) {
    animation-delay: 0.4s;
}

.highlight-item:nth-child(3) {
    animation-delay: 0.5s;
}

/* Timeline Marker Pulse */
@keyframes markerPulse {

    0%,
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(108, 99, 255, 0.7);
    }

    50% {
        transform: scale(1.1);
        box-shadow: 0 0 0 10px rgba(108, 99, 255, 0);
    }
}

.timeline-marker {
    animation: markerPulse 2s ease-in-out infinite;
}

/* Button Ripple Effect Enhancement */
@keyframes ripple {
    0% {
        transform: scale(0);
        opacity: 1;
    }

    100% {
        transform: scale(4);
        opacity: 0;
    }
}

.btn:active::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: ripple 0.6s ease-out;
}

/* Section Title Animation */
.section-title {
    animation: fadeInDown 0.8s ease-out;
}

/* Paper Card Enhanced Animation */
.paper-card {
    animation: scaleIn 0.8s ease-out 0.2s backwards;
}