:root {
    --bg-color: #0f172a;
    --text-color: #f8fafc;
    --accent-color: #38bdf8;
    --card-bg: #1e293b;
    --nav-bg: #1e293b;
}

body {
    font-family: system-ui, -apple-system, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Navbar Tabs */
.navbar {
    display: flex;
    justify-content: center;
    background-color: var(--nav-bg);
    padding: 1rem;
    border-bottom: 1px solid #334155;
}

.nav-link {
    color: #94a3b8;
    text-decoration: none;
    padding: 0.5rem 1.5rem;
    margin: 0 0.5rem;
    font-weight: 500;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.nav-link:hover, .nav-link.active {
    color: var(--text-color);
    background-color: #334155;
}

/* Container */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    flex: 1;
}

/* Hero / Profile Section */
.hero-section {
    text-align: center;
    margin-top: 2rem;
}

.profile-pic {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent-color);
    margin-bottom: 1.5rem;
}

h1 { font-size: 2.5rem; margin-bottom: 0.5rem; }
.accent { color: var(--accent-color); }
.bio { font-size: 1.15rem; color: #94a3b8; margin-bottom: 2rem; }

/* Contact Button */
.btn {
    display: inline-block;
    background-color: var(--accent-color);
    color: #0f172a;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s ease;
}

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

/* Blog / Projects List Layout */
.post-list, .grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}

.card {
    background-color: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid #334155;
}

.card a {
    color: var(--accent-color);
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: bold;
}

.card p { color: #94a3b8; margin: 0.5rem 0 0; }

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    border-top: 1px solid #334155;
    background-color: #0f172a;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    margin: 0 1rem;
}

.footer-links a:hover { color: var(--accent-color); }
footer p { color: #64748b; font-size: 0.875rem; margin-top: 1rem; }