:root {
    --primary: #224973;
    --bg: #f9f9f9;
    --text: #222;
    --card: #ffffff;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "San Francisco",
        "Helvetica Neue", Helvetica, Arial, sans-serif;
}

body {
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

header {
    padding: 4rem 1.5rem;
    text-align: center;
    background: linear-gradient(135deg, #007aff, #5ac8fa);
    color: white;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

header p {
    font-size: 1.2rem;
    opacity: 0.95;
}

section {
    max-width: 1000px;
    margin: 3rem auto;
    padding: 0 1.5rem;
}

h2 {
    margin-bottom: 1.5rem;
    color: var(--primary);
}

.about p {
    max-width: 700px;
}

.skills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill {
    background: var(--card);
    padding: 0.6rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.project-card {
    background: var(--card);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.06);
}

.project-card h3 {
    margin-bottom: 0.5rem;
}

.project-card p {
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

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

footer {
    text-align: center;
    padding: 2rem 1rem;
    font-size: 0.9rem;
    color: #666;
}

footer a {
    color: var(--primary);
    text-decoration: none;
    margin: 0 0.5rem;
}