/* ============================================
   Design System & CSS Variables
   ============================================ */
:root {
    /* Color Palette */
    --color-primary: hsl(260, 85%, 65%);
    --color-primary-light: hsl(260, 85%, 75%);
    --color-primary-dark: hsl(260, 85%, 55%);
    --color-secondary: hsl(190, 85%, 55%);
    --color-accent: hsl(330, 85%, 60%);

    /* Backgrounds */
    --color-bg-primary: hsl(240, 15%, 8%);
    --color-bg-secondary: hsl(240, 12%, 12%);
    --color-bg-tertiary: hsl(240, 10%, 16%);
    --color-bg-glass: hsla(240, 15%, 15%, 0.7);

    /* Text Colors */
    --color-text-primary: hsl(0, 0%, 95%);
    --color-text-secondary: hsl(0, 0%, 70%);
    --color-text-tertiary: hsl(0, 0%, 50%);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --gradient-accent: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
    --gradient-glass: linear-gradient(135deg, hsla(240, 15%, 20%, 0.8) 0%, hsla(240, 15%, 15%, 0.6) 100%);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 20px rgba(138, 92, 246, 0.3);

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

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

/* ============================================
   Typography
   ============================================ */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
}

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

a:hover {
    color: var(--color-primary-light);
}

/* ============================================
   Utility Classes
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

.section {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-tag {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--gradient-primary);
    color: white;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 0.6s ease;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.6s ease 0.1s backwards;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--color-bg-glass);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid hsla(0, 0%, 100%, 0.1);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-lg);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-lg);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 700;
    font-size: 1.25rem;
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
}

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

.nav-link {
    color: var(--color-text-secondary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: var(--gradient-primary);
    transition: transform var(--transition-base);
}

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

.nav-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--color-primary);
    top: -250px;
    left: -250px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--color-secondary);
    bottom: -200px;
    right: -200px;
    animation-delay: 5s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: var(--color-accent);
    top: 50%;
    right: 10%;
    animation-delay: 10s;
}

.hero-container {
    position: relative;
    z-index: 1;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-bg-glass);
    border: 1px solid hsla(0, 0%, 100%, 0.1);
    border-radius: 2rem;
    font-size: 0.875rem;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.6s ease;
    backdrop-filter: blur(10px);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-secondary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.hero-title {
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.6s ease 0.1s backwards;
}

.title-line {
    display: block;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.6s ease 0.2s backwards;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.6s ease 0.3s backwards;
}

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

.stat-number {
    font-size: clamp(2rem, 3vw, 3rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.4s backwards;
}

.btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    display: inline-block;
}

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

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

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-primary);
}

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

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-tertiary);
    font-size: 0.875rem;
    animation: fadeIn 1s ease 1s backwards;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
    transform: rotate(45deg);
    animation: bounce 2s ease-in-out infinite;
}

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

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.about-text {
    animation: fadeInLeft 0.8s ease;
}

.lead-text {
    font-size: 1.25rem;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-lg);
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.highlight-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--gradient-glass);
    border-radius: var(--radius-lg);
    border: 1px solid hsla(0, 0%, 100%, 0.1);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
}

.highlight-item:hover {
    transform: translateX(10px);
    border-color: var(--color-primary);
}

.highlight-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.highlight-content h3 {
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.highlight-content p {
    margin: 0;
}

.about-info {
    animation: fadeInRight 0.8s ease;
}

.info-card {
    background: var(--gradient-glass);
    border: 1px solid hsla(0, 0%, 100%, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 100px;
}

.info-card h3 {
    margin-bottom: var(--spacing-lg);
}

.info-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.info-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-secondary);
}

.info-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

/* ============================================
   Experience Section
   ============================================ */
.timeline {
    position: relative;
    padding-left: var(--spacing-xl);
}

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

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-3xl);
    animation: fadeInLeft 0.8s ease;
}

.timeline-marker {
    position: absolute;
    left: -42px;
    top: 0;
    width: 20px;
    height: 20px;
    background: var(--color-primary);
    border: 4px solid var(--color-bg-primary);
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--color-bg-secondary);
}

.timeline-content {
    background: var(--gradient-glass);
    border: 1px solid hsla(0, 0%, 100%, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    backdrop-filter: blur(10px);
}

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

.timeline-header h3 {
    margin: 0;
    color: var(--color-text-primary);
}

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

.timeline-company {
    color: var(--color-text-tertiary);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
}

.timeline-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.project-cards {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.project-card {
    background: var(--color-bg-tertiary);
    border: 1px solid hsla(0, 0%, 100%, 0.05);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
}

.project-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

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

.project-card-header h4 {
    margin: 0;
    color: var(--color-text-primary);
}

.project-tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

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

.project-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.project-features li {
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

.project-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* ============================================
   Projects Section
   ============================================ */
.projects-section {
    background: var(--color-bg-secondary);
}

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

.project-item {
    background: var(--gradient-glass);
    border: 1px solid hsla(0, 0%, 100%, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
    position: relative;
    animation: fadeInUp 0.8s ease;
}

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

.project-item.featured {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, hsla(260, 85%, 25%, 0.3) 0%, hsla(190, 85%, 25%, 0.3) 100%);
    border-color: var(--color-primary);
}

.project-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.project-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--gradient-accent);
    color: white;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.project-item h3 {
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

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

.project-desc {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.project-highlights {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.project-highlights li {
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
    font-size: 0.9375rem;
}

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

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

.tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg-tertiary);
    border: 1px solid hsla(0, 0%, 100%, 0.1);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    font-family: var(--font-mono);
}

/* ============================================
   Achievements Section
   ============================================ */
.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
}

.achievement-card {
    background: var(--gradient-glass);
    border: 1px solid hsla(0, 0%, 100%, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
    animation: fadeInUp 0.8s ease;
}

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

.achievement-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.achievement-icon {
    font-size: 2.5rem;
}

.achievement-header h3 {
    margin: 0;
    color: var(--color-text-primary);
}

.achievement-item {
    margin-bottom: var(--spacing-lg);
}

.achievement-item h4 {
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.achievement-date {
    color: var(--color-primary);
    font-size: 0.875rem;
    font-weight: 600;
    display: block;
    margin-bottom: var(--spacing-sm);
}

.achievement-item ul {
    list-style: none;
    margin-top: var(--spacing-sm);
}

.achievement-item li {
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
}

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

.achievement-note {
    color: var(--color-text-tertiary);
    font-style: italic;
    margin-top: var(--spacing-md);
}

.achievement-stat {
    text-align: center;
    margin: var(--spacing-lg) 0;
}

.stat-number-large {
    font-size: 4rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-label-large {
    font-size: 1rem;
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: var(--spacing-sm);
}

/* ============================================
   Skills Section
   ============================================ */
.skills-section {
    background: var(--color-bg-secondary);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.skill-category {
    background: var(--gradient-glass);
    border: 1px solid hsla(0, 0%, 100%, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
    animation: fadeInUp 0.8s ease;
}

.skill-category:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
}

.skill-category h3 {
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.skill-item {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-bg-tertiary);
    border: 1px solid hsla(0, 0%, 100%, 0.1);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

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

.skill-item.expert {
    background: var(--gradient-primary);
    color: white;
    font-weight: 600;
}

.key-strengths {
    background: var(--gradient-glass);
    border: 1px solid hsla(0, 0%, 100%, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    backdrop-filter: blur(10px);
}

.key-strengths h3 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    font-size: 2rem;
}

.strengths-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.strength-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.strength-item:hover {
    transform: translateY(-4px);
    background: linear-gradient(135deg, hsla(260, 85%, 25%, 0.3) 0%, hsla(190, 85%, 25%, 0.3) 100%);
}

.strength-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.strength-item h4 {
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

.strength-item p {
    margin: 0;
    font-size: 0.875rem;
}

/* ============================================
   Contact Section
   ============================================ */
.contact-section {
    background: var(--color-bg-primary);
}

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

.contact-lead {
    text-align: center;
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--gradient-glass);
    border: 1px solid hsla(0, 0%, 100%, 0.1);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
    color: inherit;
}

.contact-method:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.contact-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.contact-details {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.social-section {
    margin-top: var(--spacing-3xl);
    text-align: center;
}

.social-title {
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xl);
    font-size: 1.5rem;
}

.contact-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.btn-social {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-base);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn-social svg {
    flex-shrink: 0;
    transition: transform var(--transition-base);
}

.btn-social:hover svg {
    transform: scale(1.1) rotate(5deg);
}

.btn-linkedin {
    background: linear-gradient(135deg, #0077b5 0%, #005582 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 119, 181, 0.3);
}

.btn-linkedin:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 119, 181, 0.5);
    background: linear-gradient(135deg, #0088cc 0%, #006699 100%);
}

.btn-github {
    background: linear-gradient(135deg, #333 0%, #1a1a1a 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.btn-github:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.5);
    background: linear-gradient(135deg, #444 0%, #2a2a2a 100%);
}

.btn-reddit {
    background: linear-gradient(135deg, #ff4500 0%, #cc3700 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 69, 0, 0.3);
}

.btn-reddit:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(255, 69, 0, 0.5);
    background: linear-gradient(135deg, #ff5511 0%, #dd4400 100%);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-bg-secondary);
    padding: var(--spacing-xl) 0;
    border-top: 1px solid hsla(0, 0%, 100%, 0.1);
}

.footer-content {
    text-align: center;
}

.footer-content p {
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-tertiary);
}

.footer-tagline {
    color: var(--color-text-secondary);
    font-style: italic;
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@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);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    33% {
        transform: translate(30px, -30px) scale(1.1);
    }

    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

@keyframes pulse {

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

    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0) rotate(45deg);
    }

    50% {
        transform: translateY(10px) rotate(45deg);
    }
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr;
    }

    .info-card {
        position: static;
    }

    .hero-stats {
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--color-bg-glass);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-sm);
        transform: translateY(-100%);
        opacity: 0;
        transition: all var(--transition-base);
        border-bottom: 1px solid hsla(0, 0%, 100%, 0.1);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

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

    .project-item.featured {
        grid-column: 1;
    }

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

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

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

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

    .contact-buttons {
        flex-direction: column;
    }

    .btn-social {
        width: 100%;
        justify-content: center;
    }

    .timeline {
        padding-left: var(--spacing-lg);
    }

    .timeline-marker {
        left: -32px;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-3xl: 3rem;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    .section {
        padding: var(--spacing-2xl) 0;
    }

    .hero {
        min-height: 90vh;
    }

    .orb-1,
    .orb-2,
    .orb-3 {
        width: 300px;
        height: 300px;
    }
}