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

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e293b;
    --accent-color: #f59e0b;
    --light-bg: #f8fafc;
    --white: #ffffff;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --border-color: #e2e8f0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

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

/* Navigation */
.navbar {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: bold;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.logo-img {
    height: 40px;
    width: auto;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    transition: color 0.3s ease;
    font-weight: 500;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e40af 100%);
    color: var(--white);
    padding: 80px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    width: 100%;
}

.hero-content {
    flex: 1;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 30px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--accent-color);
    color: var(--white);
}

.btn-primary:hover {
    background: #d97706;
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-color);
}

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

.btn-large {
    padding: 16px 40px;
    font-size: 1.1rem;
}

.hero-image {
    flex: 1;
    perspective: 1000px;
}

.code-animation {
    background: rgba(0, 0, 0, 0.7);
    padding: 20px;
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    color: #00ff00;
    line-height: 1.8;
    text-align: left;
    animation: float 3s ease-in-out infinite;
}

.code-line {
    display: block;
    margin: 5px 0;
    animation: fadeInUp 0.6s ease-out;
}

.code-line:nth-child(1) { animation-delay: 0.1s; }
.code-line:nth-child(2) { animation-delay: 0.2s; }
.code-line:nth-child(3) { animation-delay: 0.3s; }
.code-line:nth-child(4) { animation-delay: 0.4s; }
.code-line:nth-child(5) { animation-delay: 0.5s; }

.indent { margin-left: 20px; }
.indent2 { margin-left: 40px; }

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

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

/* About Section */
.about {
    padding: 80px 20px;
    background: var(--light-bg);
}

.about .container {
    display: flex;
    gap: 60px;
    align-items: center;
}

.about h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.about h2::before {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--primary-color);
    margin-bottom: 1rem;
}

.about-text {
    flex: 1;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: var(--text-light);
}

.highlights {
    display: grid;
    gap: 1.5rem;
}

.highlight-item {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.highlight-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.highlight-item p {
    color: var(--text-light);
    margin: 0;
}

.about-image {
    flex: 1;
}

.feature-box {
    display: flex;
    justify-content: center;
    align-items: center;
}

.feature-box svg {
    width: 100%;
    max-width: 300px;
    height: auto;
    filter: drop-shadow(0 10px 30px rgba(37, 99, 235, 0.2));
}

/* Competencies Section */
.competencies {
    padding: 80px 20px;
    background: var(--white);
}

.competencies h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
}

.competencies h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--primary-color);
    margin: 1rem auto 0;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.skill-card {
    background: var(--light-bg);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.skill-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.1);
}

.skill-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.skill-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.skill-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Career Paths Section */
.career-paths {
    padding: 80px 20px;
    background: var(--light-bg);
}

.career-paths h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

.careers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.career-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    border-top: 4px solid var(--primary-color);
    transition: all 0.3s ease;
}

.career-card:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.career-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.career-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    padding: 80px 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e40af 100%);
    color: var(--white);
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-buttons-large {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Contact Section */
.contact {
    padding: 80px 20px;
    background: var(--white);
}

.contact h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.contact-card {
    background: var(--light-bg);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
}

.contact-card h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.contact-card p {
    color: var(--text-light);
    line-height: 1.8;
}

.contact-card a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.contact-card a:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    background: var(--secondary-color);
    color: var(--white);
    text-align: center;
    padding: 2rem 20px;
}

.footer p {
    margin: 0.5rem 0;
    opacity: 0.9;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        gap: 1rem;
        font-size: 0.9rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero .container {
        flex-direction: column;
        gap: 2rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

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

    .about .container {
        flex-direction: column;
        gap: 2rem;
    }

    .about h2 {
        font-size: 2rem;
    }

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

    .career-card {
        text-align: center;
    }

    .competencies h2,
    .career-paths h2,
    .cta-section h2,
    .contact h2 {
        font-size: 2rem;
    }

    .cta-buttons-large {
        flex-direction: column;
    }
}