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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    margin: 0;
    line-height: 1.6;
}

nav {
    display: flex;
    justify-content: space-between;
    padding: 1.5rem 5%;
    background: rgba(15, 23, 42, 0.9);
    position: sticky;
    top: 0;
}

nav ul { display: flex; list-style: none; }
nav ul li { margin-left: 20px; }
nav a { color: var(--text); text-decoration: none; font-weight: 500; }

header {
    text-align: center;
    padding: 100px 20px;
    background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
}

.subtitle { color: var(--accent); font-size: 1.5rem; }

section { padding: 80px 10%; }

.skill-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.skill-card {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--accent);
}

.project-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.project {
    background: var(--card-bg);
    padding: 25px;
    border-radius: 12px;
    transition: transform 0.3s;
}

.project:hover { transform: translateY(-10px); }

.tech-tag {
    background: #0ea5e9;
    font-size: 0.8rem;
    padding: 3px 8px;
    border-radius: 4px;
    margin-right: 5px;
}

footer { text-align: center; padding: 40px; border-top: 1px solid #334155; }