:root {
    --primary: #5865F2;
    --secondary: #FF7B00;
    --accent: #00D4FF;
    --dark: #0F0F1A;
    --darker: #0A0A12;
    --light: #F5F5F7;
    --gray: #8E9297;
    --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    --glow: 0 0 20px rgba(88, 101, 242, 0.3);
    --radius: 16px;
}

[data-theme="light"] {
    --dark: #F5F5F7;
    --darker: #FFFFFF;
    --light: #0F0F1A;
    --gray: #5A5A6E;
    --shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    --glow: 0 0 20px rgba(88, 101, 242, 0.2);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

html {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    text-size-adjust: 100%;
    touch-action: pan-x pan-y;
}

::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--darker);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 6px;
    border: 2px solid var(--darker);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--secondary), var(--primary));
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--darker);
    color: var(--light);
    line-height: 1.7;
    overflow-x: hidden;
    position: relative;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.theme-toggle {
    position: fixed;
    top: 21px;
    right: 30px;
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1001;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.theme-toggle:hover {
    background: var(--primary);
    transform: scale(1.1);
    box-shadow: var(--glow);
}

.theme-toggle i {
    font-size: 1.2rem;
    color: var(--light);
    transition: var(--transition);
}

.hero-content, .about-text, .project-content, .contact-info, .footer-main p {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 120px 0;
    position: relative;
}

.section-title {
    font-size: 3rem;
    margin-bottom: 60px;
    text-align: center;
    position: relative;
    font-weight: 700;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 2px;
}

.highlight {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    position: relative;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: var(--glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(88, 101, 242, 0.4);
}

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

.btn-secondary:hover {
    background: var(--primary);
    transform: translateY(-3px);
    box-shadow: var(--glow);
}

.btn-hover-effect {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover .btn-hover-effect {
    left: 100%;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(15, 15, 26, 0.9);
    backdrop-filter: blur(20px);
    transition: var(--transition);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

[data-theme="light"] header {
    background: rgba(245, 245, 247, 0.9);
}

header.scrolled {
    background: rgba(10, 10, 18, 0.95);
}

[data-theme="light"] header.scrolled {
    background: rgba(255, 255, 255, 0.95);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    position: relative;
    transition: var(--transition);
}

.logo:hover {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    font-weight: 500;
    position: relative;
    transition: var(--transition);
    padding: 8px 0;
    cursor: pointer;
}

.nav-links a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: var(--transition);
    transform-origin: left;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--secondary), var(--primary));
    transition: var(--transition);
    transform-origin: right;
}

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

.nav-links a:hover::before,
.nav-links a:hover::after {
    width: 50%;
}

.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--light);
    transition: var(--transition);
    border-radius: 2px;
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 50%, rgba(88, 101, 242, 0.1), transparent 50%),
                radial-gradient(circle at 70% 20%, rgba(255, 123, 0, 0.1), transparent 50%);
    animation: rotate 20s linear infinite;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--gray);
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-top: 40px;
}

.tech-stack {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.tech-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.tech-item:hover {
    background: rgba(88, 101, 242, 0.1);
    border-color: var(--primary);
    transform: translateY(-2px);
}

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

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

.shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    width: 100px;
    height: 100px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 150px;
    height: 150px;
    bottom: 20%;
    right: 10%;
    animation-delay: 2s;
}

.shape-3 {
    width: 80px;
    height: 80px;
    top: 50%;
    left: 20%;
    animation-delay: 4s;
}

.code-terminal {
    background: rgba(15, 15, 26, 0.8);
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 500px;
}

[data-theme="light"] .code-terminal {
    background: rgba(245, 245, 247, 0.8);
}

.terminal-header {
    background: rgba(10, 10, 18, 0.9);
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .terminal-header {
    background: rgba(230, 230, 235, 0.9);
}

.terminal-buttons {
    display: flex;
    gap: 8px;
}

.terminal-buttons span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.btn-red { background: #FF5F57; }
.btn-yellow { background: #FFBD2E; }
.btn-green { background: #28CA42; }

.terminal-title {
    font-size: 0.9rem;
    color: var(--gray);
}

.terminal-content {
    padding: 30px;
    font-family: 'Courier New', monospace;
}

.terminal-line {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.prompt {
    color: var(--primary);
    font-weight: bold;
}

.command {
    color: var(--light);
}

.output {
    color: var(--accent);
}

.typing {
    position: relative;
}

.typing::after {
    content: '|';
    animation: blink 1s infinite;
    color: var(--primary);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--light);
    border-bottom: 2px solid var(--light);
    transform: rotate(45deg);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

.lead {
    font-size: 1.3rem;
    color: var(--light);
    margin-bottom: 30px;
    font-weight: 500;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-top: 40px;
}

.feature {
    display: flex;
    align-items: start;
    gap: 20px;
}

.feature i {
    font-size: 1.5rem;
    color: var(--primary);
    margin-top: 5px;
}

.feature h4 {
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.feature p {
    color: var(--gray);
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius);
    padding: 25px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

[data-theme="light"] .stat-card {
    background: rgba(15, 15, 26, 0.05);
}

.stat-card:hover {
    background: rgba(88, 101, 242, 0.1);
    border-color: var(--primary);
    transform: translateY(-5px);
}

.stat-card .stat-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.stat-card h3 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.stat-card p {
    color: var(--gray);
    font-size: 0.9rem;
}

.languages {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius);
    padding: 25px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .languages {
    background: rgba(15, 15, 26, 0.05);
}

.languages h4 {
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.language-list {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.language-tag {
    padding: 8px 16px;
    background: rgba(88, 101, 242, 0.1);
    border: 1px solid var(--primary);
    border-radius: 20px;
    font-size: 0.9rem;
    transition: var(--transition);
}

.language-tag:hover {
    background: var(--primary);
    transform: translateY(-2px);
}

.skills {
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.skill-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius);
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

[data-theme="light"] .skill-card {
    background: rgba(15, 15, 26, 0.05);
}

.skill-card:hover {
    background: rgba(88, 101, 242, 0.1);
    border-color: var(--primary);
    transform: translateY(-10px);
    box-shadow: var(--glow);
}

.skill-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.skill-icon {
    font-size: 2.5rem;
    color: var(--primary);
}

.skill-info {
    flex: 1;
}

.skill-info h3 {
    font-size: 1.4rem;
    margin-bottom: 5px;
}

.skill-percent {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent);
}

.skill-card p {
    color: var(--gray);
    margin-bottom: 25px;
    line-height: 1.6;
}

.skill-level {
    width: 100%;
}

.level-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

[data-theme="light"] .level-bar {
    background: rgba(15, 15, 26, 0.1);
}

.level-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 4px;
    width: 0;
    transition: width 1.5s ease;
    position: relative;
}

.level-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 2s infinite;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

[data-theme="light"] .project-card {
    background: rgba(15, 15, 26, 0.05);
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: var(--glow);
}

.project-image {
    position: relative;
    height: 200px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-links {
    display: flex;
    gap: 15px;
}

.project-link {
    width: 50px;
    height: 50px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    cursor: pointer;
}

.project-link:hover {
    background: var(--secondary);
    transform: scale(1.1);
}

.project-tags {
    position: absolute;
    top: 15px;
    left: 15px;
    display: flex;
    gap: 8px;
}

.tag {
    padding: 6px 12px;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 15px;
    font-size: 0.8rem;
    backdrop-filter: blur(10px);
}

.project-content {
    padding: 30px;
}

.project-content h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
}

.project-content p {
    color: var(--gray);
    margin-bottom: 20px;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.project-tech span {
    padding: 6px 12px;
    background: rgba(88, 101, 242, 0.1);
    border-radius: 15px;
    font-size: 0.8rem;
    border: 1px solid var(--primary);
}

.experience {
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.experience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.experience-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius);
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

[data-theme="light"] .experience-card {
    background: rgba(15, 15, 26, 0.05);
}

.experience-card:hover {
    background: rgba(88, 101, 242, 0.1);
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: var(--glow);
}

.experience-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.company-logo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
}

.company-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.company-info h4 {
    margin-bottom: 5px;
    font-size: 1.2rem;
}

.company-info p {
    color: var(--gray);
    font-size: 0.9rem;
}

.experience-content {
    margin-bottom: 20px;
}

.experience-content p {
    color: var(--light);
    line-height: 1.6;
}

.tech-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 15px;
}

.tech-stats span {
    background: rgba(88, 101, 242, 0.1);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    border: 1px solid var(--primary);
    white-space: nowrap;
}

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

.contact-info h3 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--gray);
    margin-bottom: 40px;
    font-size: 1.1rem;
    line-height: 1.6;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 40px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 20px;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: rgba(88, 101, 242, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
    border: 1px solid var(--primary);
    transition: var(--transition);
}

.contact-method:hover .contact-icon {
    background: var(--primary);
    color: white;
    transform: scale(1.1);
}

.contact-details h4 {
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.contact-details p {
    color: var(--gray);
    cursor: pointer;
}

.contact-details p:hover {
    color: var(--primary);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
}

[data-theme="light"] .social-link {
    background: rgba(15, 15, 26, 0.05);
}

.social-link:hover {
    background: var(--primary);
    transform: translateY(-3px);
    box-shadow: var(--glow);
}

.contact-form {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius);
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
}

[data-theme="light"] .contact-form {
    background: rgba(15, 15, 26, 0.05);
}

.form-group {
    margin-bottom: 25px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--light);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    color: var(--light);
    font-size: 1rem;
    transition: var(--transition);
    resize: vertical;
    cursor: pointer;
}

[data-theme="light"] .form-group input,
[data-theme="light"] .form-group select,
[data-theme="light"] .form-group textarea {
    background: rgba(15, 15, 26, 0.05);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(88, 101, 242, 0.1);
    box-shadow: 0 0 0 3px rgba(88, 101, 242, 0.1);
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%235865F2' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 20px center;
    padding-right: 50px;
}

footer {
    background: rgba(10, 10, 18, 0.95);
    padding: 80px 0 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] footer {
    background: rgba(245, 245, 247, 0.95);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 50px;
}

.footer-main .logo {
    font-size: 2rem;
    margin-bottom: 15px;
    display: block;
}

.footer-main p {
    color: var(--gray);
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

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

.footer-column h4 {
    margin-bottom: 20px;
    font-size: 1.2rem;
    color: var(--light);
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-column a {
    color: var(--gray);
    transition: var(--transition);
    cursor: pointer;
}

.footer-column a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--gray);
    font-size: 0.9rem;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    40% {
        transform: translateY(-10px) translateX(-50%);
    }
    60% {
        transform: translateY(-5px) translateX(-50%);
    }
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@media (max-width: 1200px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .skills-grid,
    .projects-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .tech-stack {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        width: 95%;
    }
    
    section {
        padding: 80px 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .code-terminal {
        transform: scale(0.9);
    }
    
    .contact-form {
        padding: 25px;
    }
}