/* ===================================
   CSS Variables & Reset
   =================================== */
:root {
    /* Colors - Sophisticated dark palette with warm accent */
    --color-bg-primary: #0a0a0b;
    --color-bg-secondary: #111113;
    --color-bg-tertiary: #1a1a1d;
    --color-text-primary: #fafafa;
    --color-text-secondary: #a1a1aa;
    --color-text-muted: #71717a;
    --color-accent: #e4a853;
    --color-accent-light: #f5d08e;
    --color-accent-dark: #c48a2f;
    --color-border: rgba(255, 255, 255, 0.08);
    --color-overlay: rgba(10, 10, 11, 0.85);
    
    /* Typography */
    --font-display: 'Bebas Neue', sans-serif;
    --font-body: 'Source Sans 3', sans-serif;
    
    /* Spacing */
    --section-padding: 120px;
    --container-width: 1200px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
    --transition-slow: 0.6s ease;
}

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

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

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

/* ===================================
   Utility Classes
   =================================== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-medium);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
    color: var(--color-bg-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(228, 168, 83, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn-full {
    width: 100%;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 40px;
    background: transparent;
    transition: background var(--transition-medium);
}

.navbar.scrolled {
    background: rgba(10, 10, 11, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.nav-brand {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-accent);
    text-decoration: none;
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-medium);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-text-primary);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

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

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: 
        linear-gradient(135deg, rgba(10, 10, 11, 0.95) 0%, rgba(26, 26, 29, 0.9) 100%),
        url('https://images.unsplash.com/photo-1517245386807-bb43f82c33c4?w=1920&h=1080&fit=crop') center/cover no-repeat fixed;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, var(--color-bg-primary) 100%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    padding-top: 80px;
}

.hero-greeting {
    color: var(--color-accent);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 16px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.2s;
}

.hero-name {
    font-family: var(--font-display);
    font-size: clamp(4rem, 10vw, 7rem);
    line-height: 0.95;
    letter-spacing: 4px;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.4s;
}

.hero-title-wrapper {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.6s;
}

.hero-title {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero-divider {
    color: var(--color-accent);
}

.hero-tagline {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    max-width: 400px;
    margin-bottom: 40px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.8s;
}

.hero-cta {
    display: flex;
    gap: 20px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 1s;
}

.hero-image {
    position: relative;
    opacity: 0;
    animation: fadeInRight 1s ease forwards;
    animation-delay: 0.6s;
}

.image-frame {
    position: relative;
    overflow: hidden;
    border-radius: 2px;
}

.image-frame::before {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid var(--color-border);
    pointer-events: none;
    z-index: 2;
}

.image-frame img {
    width: 100%;
    height: auto;
    display: block;
    filter: grayscale(20%);
    transition: filter var(--transition-medium);
}

.image-frame:hover img {
    filter: grayscale(0%);
}

.image-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--color-accent);
    z-index: -1;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    opacity: 0;
    animation: fadeIn 1s ease forwards;
    animation-delay: 1.5s;
}

.scroll-indicator span {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-text-muted);
}

.scroll-arrow {
    width: 20px;
    height: 30px;
    border: 2px solid var(--color-text-muted);
    border-radius: 10px;
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 2px;
    animation: scrollBounce 1.5s ease-in-out infinite;
}

/* ===================================
   Section Styles
   =================================== */
.section-header {
    margin-bottom: 60px;
}

.section-header.light .section-number,
.section-header.light .section-title {
    color: var(--color-text-primary);
}

.section-number {
    display: block;
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--color-accent);
    letter-spacing: 3px;
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    letter-spacing: 3px;
    color: var(--color-text-primary);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--color-accent);
}

/* ===================================
   About Section
   =================================== */
.about-section {
    padding: var(--section-padding) 0;
    background: var(--color-bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    filter: grayscale(30%);
    transition: filter var(--transition-medium);
}

.about-image:hover img {
    filter: grayscale(0%);
}

.about-image-accent {
    position: absolute;
    bottom: -20px;
    left: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--color-accent);
    z-index: -1;
}

.about-text h3 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    letter-spacing: 1px;
    margin-bottom: 24px;
    color: var(--color-text-primary);
}

.about-text p {
    color: var(--color-text-secondary);
    margin-bottom: 20px;
    font-size: 1.05rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin: 40px 0;
    padding: 30px 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

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

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 3rem;
    color: var(--color-accent);
    letter-spacing: 2px;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===================================
   Skills Section
   =================================== */
.skills-section {
    position: relative;
    padding: var(--section-padding) 0;
    background: 
        linear-gradient(135deg, rgba(10, 10, 11, 0.92) 0%, rgba(17, 17, 19, 0.95) 100%),
        url('https://images.unsplash.com/photo-1558655146-d09347e92766?w=1920&h=1080&fit=crop') center/cover no-repeat fixed;
}

.skills-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, var(--color-bg-primary) 0%, transparent 15%, transparent 85%, var(--color-bg-primary) 100%);
    pointer-events: none;
}

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

.skills-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
    margin-bottom: 60px;
}

.skills-text h3 {
    font-family: var(--font-display);
    font-size: 1.6rem;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.skills-text p {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    margin-bottom: 20px;
}

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

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.skill-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--color-border);
    padding: 24px;
    transition: all var(--transition-medium);
}

.skill-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-accent);
    transform: translateY(-5px);
}

.skill-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 16px;
    color: var(--color-accent);
}

.skill-icon svg {
    width: 100%;
    height: 100%;
}

.skill-item h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

.skill-bar {
    height: 4px;
    background: var(--color-border);
    border-radius: 2px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
    border-radius: 2px;
    width: 0;
    transition: width 1.5s ease;
}

.tools-section {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid var(--color-border);
}

.tools-section h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-text-muted);
    margin-bottom: 24px;
}

.tools-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

.tool-tag {
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--color-border);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.tool-tag:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* ===================================
   Experience Section
   =================================== */
.experience-section {
    padding: var(--section-padding) 0;
    background: var(--color-bg-primary);
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--color-accent) 0%, var(--color-border) 100%);
}

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

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: -7px;
    top: 0;
    width: 16px;
    height: 16px;
    background: var(--color-bg-primary);
    border: 3px solid var(--color-accent);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.timeline-item:hover .timeline-marker {
    background: var(--color-accent);
    transform: scale(1.2);
}

.timeline-content {
    background: var(--color-bg-secondary);
    padding: 30px;
    border: 1px solid var(--color-border);
    transition: all var(--transition-medium);
}

.timeline-item:hover .timeline-content {
    border-color: var(--color-accent);
}

.timeline-date {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.timeline-content h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.timeline-content h4 {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    font-weight: 400;
    margin-bottom: 16px;
}

.timeline-content p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* ===================================
   Portfolio Section
   =================================== */
.portfolio-section {
    padding: var(--section-padding) 0;
    background: var(--color-bg-secondary);
}

.portfolio-intro {
    color: var(--color-text-secondary);
    max-width: 600px;
    margin-bottom: 50px;
    font-size: 1.1rem;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

.portfolio-item.large {
    grid-column: span 2;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(10, 10, 11, 0.95) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-category {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-accent);
    margin-bottom: 8px;
}

.portfolio-overlay h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.portfolio-overlay p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.portfolio-link {
    color: var(--color-text-primary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    transition: color var(--transition-fast);
}

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

/* ===================================
   Testimonials Section
   =================================== */
.testimonials-section {
    position: relative;
    padding: var(--section-padding) 0;
    background: 
        linear-gradient(135deg, rgba(10, 10, 11, 0.95) 0%, rgba(17, 17, 19, 0.92) 100%),
        url('https://images.unsplash.com/photo-1522071820081-009f0129c71c?w=1920&h=1080&fit=crop') center/cover no-repeat fixed;
}

.testimonials-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, var(--color-bg-secondary) 0%, transparent 20%, transparent 80%, var(--color-bg-primary) 100%);
    pointer-events: none;
}

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

.testimonial-slider {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.testimonial {
    display: none;
    animation: fadeIn 0.5s ease;
}

.testimonial.active {
    display: block;
}

.testimonial blockquote {
    font-size: 1.5rem;
    font-style: italic;
    color: var(--color-text-primary);
    line-height: 1.8;
    margin-bottom: 40px;
    position: relative;
}

.testimonial blockquote::before {
    content: '"';
    font-family: var(--font-display);
    font-size: 6rem;
    color: var(--color-accent);
    opacity: 0.3;
    position: absolute;
    top: -40px;
    left: -20px;
    line-height: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-accent);
}

.testimonial-author h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.testimonial-author p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.testimonial-nav {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 40px;
}

.testimonial-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-border);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.testimonial-dot.active,
.testimonial-dot:hover {
    background: var(--color-accent);
}

/* ===================================
   Contact Section
   =================================== */
.contact-section {
    padding: var(--section-padding) 0;
    background: var(--color-bg-primary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
}

.contact-info h3 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--color-text-secondary);
    margin-bottom: 40px;
    font-size: 1.05rem;
}

.contact-details {
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
}

.contact-item svg {
    width: 24px;
    height: 24px;
    color: var(--color-accent);
    flex-shrink: 0;
}

.contact-item span {
    color: var(--color-text-secondary);
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-bg-primary);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

/* Contact Form */
.contact-form {
    background: var(--color-bg-secondary);
    padding: 40px;
    border: 1px solid var(--color-border);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text-muted);
    margin-bottom: 10px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

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

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

/* ===================================
   Footer
   =================================== */
.footer {
    padding: 60px 0 30px;
    background: var(--color-bg-tertiary);
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 30px;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 2.5rem;
    color: var(--color-accent);
    letter-spacing: 2px;
}

.footer-brand p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-top: 8px;
}

.footer-nav {
    display: flex;
    gap: 30px;
}

.footer-nav a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color var(--transition-fast);
}

.footer-nav a:hover {
    color: var(--color-accent);
}

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

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

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

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

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

@keyframes scrollBounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

/* Scroll animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 60px;
    }
    
    .hero-tagline {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-title-wrapper {
        justify-content: center;
    }
    
    .hero-image {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .about-image {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .skills-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .portfolio-item.large {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 16px 24px;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 10, 11, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 30px;
        gap: 20px;
        border-bottom: 1px solid var(--color-border);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .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(5px, -5px);
    }
    
    .hero-name {
        font-size: 3.5rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }
    
    .footer-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .timeline::before {
        left: 6px;
    }
    
    .timeline-item {
        padding-left: 40px;
    }
    
    .timeline-marker {
        left: 0;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 60px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-title-wrapper {
        flex-direction: column;
        gap: 8px;
    }
    
    .hero-divider {
        display: none;
    }
    
    .contact-form {
        padding: 24px;
    }
    
    .testimonial blockquote {
        font-size: 1.2rem;
    }
}