:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-card: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #6a6a6a;
    --accent-primary: #00ff88;
    --accent-secondary: #ff6b35;
    --accent-hover: #00cc6a;
    --border-color: #333333;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 8px 30px rgba(0, 255, 136, 0.2);
    --font-mono: 'JetBrains Mono', 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'DejaVu Sans Mono', 'Liberation Mono', 'Courier New', monospace;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
    text-decoration: none;
    transition: var(--transition);
}

.nav-logo:hover {
    transform: translateY(-2px);
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 400;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--accent-primary);
}

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

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

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

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 70px 2rem 2rem;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    align-items: center;
    gap: 3rem;
    width: 100%;
}

.hero-text {
    text-align: center;
}

.hero-content h1 {
    font-size: clamp(1.125rem, 2.25vw, 1.875rem);
    font-weight: 700;
    margin-bottom: 0;
    line-height: 1.2;
}

.typing-text {
    color: var(--accent-primary);
}

.hero-subtitle-container {
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 1rem;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.6;
}

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

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

.btn {
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    display: inline-block;
}

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

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

.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);
}

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

.code-block {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    font-family: var(--font-mono);
    font-size: 1.1rem;
    box-shadow: var(--shadow);
}

.code-line {
    display: block;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    animation: fadeInUp 0.8s ease forwards;
    opacity: 0;
}

.code-line:nth-child(1) { animation-delay: 0.2s; }
.code-line:nth-child(2) { animation-delay: 0.4s; }
.code-line:nth-child(3) { animation-delay: 0.6s; }
.code-line:nth-child(4) { animation-delay: 0.8s; }
.code-line:nth-child(5) { animation-delay: 1.0s; }

/* Sections */
section {
    padding: 5rem 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--accent-primary);
}

/* About Section */
.about {
    background: var(--bg-secondary);
    padding: 70px 0 2rem;
}

.about-text {
    max-width: 960px;
    margin: 0 auto;
    text-align: center;
}

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

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

.skill-tags {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.skill-tag {
    background: var(--bg-card);
    color: var(--accent-primary);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

/* Projects Section */
.projects {
    background: var(--bg-primary);
    padding: 70px 0 2rem;
}

.projects-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 2rem;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--accent-primary);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.project-card h3 {
    color: var(--text-primary);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.project-links {
    display: flex;
    gap: 0.5rem;
}

.project-link {
    color: var(--accent-primary);
    text-decoration: none;
    font-size: 0.9rem;
    padding: 0.3rem 0.8rem;
    border: 1px solid var(--accent-primary);
    border-radius: 4px;
    transition: var(--transition);
}

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

.project-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    background: var(--bg-primary);
    color: var(--accent-primary);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    border: 1px solid var(--border-color);
}

/* Contact Section */
.contact {
    background: var(--bg-secondary);
    padding: 70px 0 2rem;
}

.contact-content {
    max-width: 960px;
    margin: 0 auto;
    text-align: center;
}

.contact-content p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-link {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 1rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-secondary);
    transition: var(--transition);
    text-align: left;
}

.contact-link:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    transform: translateY(-3px);
}

/* Footer */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    text-align: center;
}

.footer p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-secondary);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .hero-text {
        order: 1;
    }

    .hero-subtitle-container {
        order: 2;
        padding: 0;
    }

    .hero-animation {
        order: 3;
    }

    .code-block {
        font-size: 0.9rem;
        padding: 1.5rem;
    }

    .cta-buttons {
        justify-content: center;
    }

    .skill-tags {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .nav-container {
        padding: 0 1rem;
    }

    .hero {
        padding: 70px 1rem 0;
    }

    .project-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}