:root {
    --bg-color: #0d1117; /* Elegant dark background */
    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --accent-color: #58a6ff;
    --border-color: #30363d;
    --font-main: 'Fira Code', monospace;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
}

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

.container {
    width: 100%;
    max-width: 700px;
    padding: 80px 20px 40px 20px;
}

/* Typography */
h1 {
    font-size: 2.2rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

h2 {
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

h3.section-title {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

h4 {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 10px;
}

/* Links */
a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.2s, opacity 0.2s;
}

a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

/* Hero Section */
.hero {
    margin-bottom: 60px;
}

.contact-info {
    margin-top: 10px;
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

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

/* Sections */
.section {
    margin-bottom: 60px;
}

/* Skills */
.skills-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.skills-list li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    transition: border-color 0.2s, color 0.2s;
}

.skills-list li:hover {
    color: var(--text-primary);
    border-color: var(--text-secondary);
}

/* Projects */
.projects-grid {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.project-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 24px;
    border-radius: 8px;
    transition: transform 0.2s, border-color 0.2s;
}

.project-item:hover {
    border-color: var(--text-secondary);
    transform: translateY(-2px);
}

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

.project-links a {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 8px;
    border-radius: 4px;
    background: rgba(255,255,255,0.03);
    border: 1px solid transparent;
}

.project-links a:hover {
    color: var(--text-primary);
    border-color: var(--border-color);
    text-decoration: none;
}

/* Experience */
.experience-item p.company-date {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.experience-item p.company-date strong {
    color: var(--accent-color);
}

.experience-list {
    margin-left: 20px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 15px;
}

.experience-list li {
    margin-bottom: 6px;
}

.tech-stack {
    font-size: 0.85rem;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.02);
    padding: 10px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    margin-top: 10px;
}

.tech-stack strong {
    color: var(--text-primary);
}

/* Footer */
footer {
    width: 100%;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: auto;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(10px);
    animation: fadeIn 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }
.delay-5 { animation-delay: 0.75s; }
.delay-6 { animation-delay: 0.9s; }

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 600px) {
    .container {
        padding: 40px 20px;
    }
    h1 { font-size: 1.8rem; }
    .project-item { padding: 16px; }
}