:root {
    --bg: #0f0f0f;
    --bg2: #1a1a1a;
    --text: #e1e1e1;
    --accent: #3bd1ff;
    --card: #181818;
    --border: #2a2a2a;
}

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

.container {
    width: 90%;
    max-width: 900px;
    margin: auto;
}

header {
    text-align: center;
    padding: 70px 20px 40px;
    background: #101010;
}

header h1 {
    margin: 0;
    font-size: 2.6rem;
}

header p {
    color: #bbb;
    margin: 8px 0 18px;
}

.links a {
    margin: 6px;
    color: var(--accent);
    text-decoration: none;
    border: 1px solid var(--accent);
    padding: 6px 14px;
    border-radius: 4px;
    transition: 0.2s;
}
.links a:hover {
    background: var(--accent);
    color: #000;
}

section {
    margin: 45px 0;
}

h2 {
    font-size: 1.4rem;
    margin-bottom: 14px;
    color: var(--accent);
}

h3 {
    margin-top: 20px;
    color: var(--accent);
}

.about ul {
    padding-left: 0;
    list-style: none;
    margin-top: 10px;
}

.about ul li {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 10px 14px;
    margin: 6px 0;
    display: flex;
    align-items: center;
    font-size: 16px;
}

.about ul li span.flag {
    font-size: 1.4em;
    margin-right: 10px;
    line-height: 1;
}

.skills ul {
    display: flex;
    flex-wrap: wrap;
    padding: 0;
    list-style: none;
}

.skills ul li {
    background: var(--card);
    padding: 10px 14px;
    margin: 6px;
    border-radius: 6px;
    border: 1px solid var(--border);
}

.project-card {
    background: var(--card);
    padding: 18px;
    margin: 14px 0;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.project-card h3 {
    margin-top: 0;
}

.project-card a {
    color: var(--accent);
    text-decoration: none;
    display: inline-block;
    margin-top: 6px;
}
.project-card a:hover {
    text-decoration: underline;
}

.contact p a {
    color: var(--accent);
    text-decoration: none;
}
.contact p a:hover {
    text-decoration: underline;
}

footer {
    text-align: center;
    padding: 20px;
    color: #777;
    border-top: 1px solid var(--border);
}

/* Responsywność */
@media (max-width: 600px) {
    header h1 {
        font-size: 2rem;
    }

    .skills ul, .about ul {
        flex-direction: column;
    }

    .skills ul li, .about ul li {
        width: 100%;
    }
}