/* ===== CSS Custom Properties ===== */
:root {
    /* Colors - Dark Mode Default */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #252525;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-accent: #64ffda;
    --accent-primary: #64ffda;
    --accent-secondary: #00a896;
    --accent-glow: rgba(100, 255, 218, 0.3);
    --border-color: rgba(100, 255, 218, 0.1);
    --shadow-color: rgba(100, 255, 218, 0.2);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #64ffda 0%, #00a896 100%);
    --gradient-secondary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-tertiary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    
    /* Typography */
    --font-primary: 'Space Grotesk', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', monospace;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

/* Light Mode */
body.light-mode {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-accent: #0ea5e9;
    --accent-primary: #0ea5e9;
    --accent-secondary: #0284c7;
    --accent-glow: rgba(14, 165, 233, 0.3);
    --border-color: rgba(14, 165, 233, 0.1);
    --shadow-color: rgba(14, 165, 233, 0.2);
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(255, 255, 255, 0.3);
}

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

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

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

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

/* ===== Animated Background ===== */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: var(--bg-primary);
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.particle {
    position: absolute;
    border-radius: 50%;
    background: var(--accent-primary);
    opacity: 0.1;
    animation: float 20s infinite linear;
}

@keyframes float {
    0% {
        transform: translateY(100vh) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 0.1;
    }
    90% {
        opacity: 0.1;
    }
    100% {
        transform: translateY(-100vh) translateX(100px);
        opacity: 0;
    }
}

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: var(--gradient-primary);
    opacity: 0.05;
    filter: blur(40px);
    animation: morph 15s infinite ease-in-out;
}

.shape-1 {
    width: 300px;
    height: 300px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    top: 60%;
    right: 10%;
    animation-delay: 5s;
}

.shape-3 {
    width: 250px;
    height: 250px;
    bottom: 20%;
    left: 30%;
    animation-delay: 10s;
}

.shape-4 {
    width: 180px;
    height: 180px;
    top: 30%;
    right: 30%;
    animation-delay: 7s;
}

@keyframes morph {
    0%, 100% {
        transform: scale(1) rotate(0deg);
        border-radius: 50%;
    }
    33% {
        transform: scale(1.2) rotate(120deg);
        border-radius: 30%;
    }
    66% {
        transform: scale(0.8) rotate(240deg);
        border-radius: 70%;
    }
}

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

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-glow {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--bg-primary);
    box-shadow: 0 0 20px var(--accent-glow);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 20px var(--accent-glow);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 30px var(--accent-glow);
    }
}

.brand-text {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

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

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    text-decoration: none;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--transition-medium);
    position: relative;
}

.nav-link span {
    color: var(--accent-primary);
    font-size: 0.8rem;
}

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

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.theme-toggle {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-medium);
    backdrop-filter: blur(10px);
}

.theme-toggle:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    transform: scale(1.1);
}

.cta-button {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 600;
    transition: all var(--transition-medium);
    box-shadow: 0 4px 15px var(--accent-glow);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--accent-glow);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition-medium);
    border-radius: 2px;
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 0 80px;
    position: relative;
}

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

.hero-intro {
    margin-bottom: var(--spacing-sm);
}

.intro-text {
    font-family: var(--font-mono);
    color: var(--accent-primary);
    font-size: 1.1rem;
    font-weight: 500;
}

.hero-title {
    font-family: var(--font-primary);
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    display: block;
    font-size: 3rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 14px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 600;
    transition: all var(--transition-medium);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-glow);
}

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

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

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
}

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

.stat-number {
    display: block;
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

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

.profile-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
}

.profile-image {
    position: relative;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.profile-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: var(--gradient-primary);
    opacity: 0.1;
    filter: blur(50px);
    animation: rotate 20s linear infinite;
}

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

.profile-placeholder {
    font-size: 6rem;
    color: var(--accent-primary);
    opacity: 0.7;
    z-index: 1;
}

.profile-badges {
    display: flex;
    gap: var(--spacing-md);
}

.badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
    backdrop-filter: blur(10px);
}

.badge i {
    color: var(--accent-primary);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.scroll-text {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.scroll-line {
    width: 2px;
    height: 30px;
    background: var(--gradient-primary);
    animation: scroll 2s ease-in-out infinite;
}

@keyframes scroll {
    0%, 100% {
        transform: scaleY(0);
        transform-origin: top;
    }
    50% {
        transform: scaleY(1);
        transform-origin: top;
    }
}

/* ===== Section Headers ===== */
.section-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xxl);
}

.section-number {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    color: var(--accent-primary);
    font-weight: 600;
}

.section-title {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
}

.section-line {
    flex: 1;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0.3;
    margin-left: var(--spacing-md);
}

/* ===== About Section ===== */
.about {
    padding: var(--spacing-xxl) 0;
    position: relative;
}

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

.about-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.about-intro {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.about-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.about-current {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.highlight {
    color: var(--accent-primary);
    font-weight: 600;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tech-stack h3 {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-sm);
}

.tech-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: var(--spacing-sm);
    border-radius: 8px;
    backdrop-filter: blur(10px);
    transition: all var(--transition-medium);
}

.tech-item:hover {
    transform: translateY(-2px);
    border-color: var(--accent-primary);
}

.tech-item i {
    color: var(--accent-primary);
    font-size: 1.2rem;
}

.tech-item span {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

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

.image-container {
    position: relative;
    width: 250px;
    height: 250px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: var(--gradient-secondary);
    opacity: 0.1;
    filter: blur(50px);
    animation: rotate 25s linear infinite;
}

.image-placeholder {
    font-size: 5rem;
    color: var(--accent-primary);
    opacity: 0.7;
    z-index: 1;
}

/* ===== Experience Section ===== */
.experience {
    padding: var(--spacing-xxl) 0;
}

.experience-content {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--spacing-xxl);
}

.experience-tabs {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.tab-button {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    padding: var(--spacing-sm);
    text-align: left;
    cursor: pointer;
    transition: all var(--transition-medium);
    border-left: 2px solid transparent;
    position: relative;
}

.tab-button:hover {
    color: var(--accent-primary);
    background: var(--glass-bg);
}

.tab-button.active {
    color: var(--accent-primary);
    border-left-color: var(--accent-primary);
    background: var(--glass-bg);
}

.experience-item {
    display: none;
}

.experience-item.active {
    display: block;
    animation: fadeInUp 0.5s ease;
}

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

.experience-header {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.experience-header h3 {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    color: var(--text-primary);
}

.company {
    color: var(--accent-primary);
    font-weight: 600;
}

.experience-date {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    display: block;
}

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

.experience-list li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    line-height: 1.6;
}

.experience-list li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-size: 1.2rem;
}

/* ===== Work Section ===== */
.work {
    padding: var(--spacing-xxl) 0;
}

.work-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.work-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
    backdrop-filter: blur(20px);
    transition: all var(--transition-medium);
}

.work-item:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 20px 40px var(--shadow-color);
}

.work-image {
    height: 200px;
    background: var(--gradient-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.image-placeholder {
    font-size: 4rem;
    color: white;
    opacity: 0.8;
    z-index: 1;
}

.work-content {
    padding: var(--spacing-lg);
}

.work-category {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-xs);
    display: block;
}

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

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

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

.tech-stack-small span {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-family: var(--font-mono);
}

.work-links {
    display: flex;
    gap: var(--spacing-sm);
}

.work-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: 50%;
    text-decoration: none;
    transition: all var(--transition-medium);
}

.work-link:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    transform: translateY(-2px);
}

/* ===== Contact Section ===== */
.contact {
    padding: var(--spacing-xxl) 0;
    text-align: center;
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact-title {
    font-family: var(--font-primary);
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.contact-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
}

.contact-form-container {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    backdrop-filter: blur(20px);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: all var(--transition-medium);
}

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

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

.form-focus {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-medium);
}

.form-group input:focus ~ .form-focus,
.form-group textarea:focus ~ .form-focus {
    width: 100%;
}

.contact-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.contact-item i {
    color: var(--accent-primary);
}

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

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-medium);
    backdrop-filter: blur(10px);
}

.social-link:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--accent-glow);
}

/* ===== Footer ===== */
.footer {
    padding: var(--spacing-xl) 0;
    border-top: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
}

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

.footer-text p {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.footer-text p:last-child {
    margin-bottom: 0;
}

.footer-link {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--accent-primary);
    text-decoration: none;
    transition: all var(--transition-medium);
}

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

/* ===== Responsive Design ===== */
@media screen and (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--glass-bg);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right var(--transition-medium);
        z-index: 999;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-xl);
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 2.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .experience-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .experience-tabs {
        flex-direction: row;
        overflow-x: auto;
    }
    
    .work-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

@media screen and (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-actions {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
        gap: var(--spacing-lg);
    }
}