/* Dark mode colors */
:root {
    --bg-color: #121212;
    --text-color: #e0e0e0;
    --link-color: #90EE90;
    --link-hover: #A8F0A0;
    --link-visited: #CBA0FF;
    --header-bg: #1f1f1f;
    --footer-bg: #1f1f1f;
    --border-color: #333;
    --card-bg: #1a1a1a;
}

html {
    font-size: 16px; /* Base font size for rem units */
}

body {
    font-family: Arial, sans-serif;
    max-width: 1000px;
    margin: 2rem auto;
    padding: 0 1rem;
    line-height: 1.6;
    background-color: var(--bg-color);
    color: var(--text-color);
}

/* Header */
header {
    background-color: var(--header-bg);
    padding: 1rem;
    border-radius: 0.5rem;
    text-align: center;
    margin-bottom: 2rem;
}

header h1 {
    margin: 0 0 0.5rem 0;
    font-size: 2rem;
}

/* Navigation links */
nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
}

nav a {
    text-decoration: none;
    color: var(--link-color);
    margin: 0.2rem;
    font-size: 1rem;
}

nav a:hover {
    color: var(--link-hover);
}

nav a:visited {
    color: var(--link-visited);
}

/* All other links */
a {
    color: var(--link-color);
    text-decoration: none;
}

a:hover {
    color: var(--link-hover);
}

a:visited {
    color: var(--link-visited);
}

/* Sections */
section {
    margin-bottom: 2rem;
    padding: 1rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    background-color: var(--card-bg);
}

/* Skill cards */
.skill-card {
    background-color: #222222;
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease;
}

.skill-card:hover {
    transform: scale(1.02);
}

.skill-card h3 {
    margin-top: 0;
    color: var(--link-color);
}

.skill-list {
    list-style: none;
    padding-left: 0;
}

.skill-list li {
    margin-bottom: 0.5rem;
}

/* Footer */
footer {
    background-color: var(--footer-bg);
    padding: 1rem;
    text-align: center;
    border-radius: 0.5rem;
    border-top: 1px solid var(--border-color);
    color: #888;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    body {
        padding: 0 1rem;
    }

    header h1 {
        font-size: 1.75rem;
    }

    nav a {
        font-size: 0.95rem;
        margin: 0.2rem;
    }

    section {
        padding: 0.8rem;
    }

    .skill-card {
        padding: 0.8rem;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.5rem;
    }

    nav a {
        font-size: 0.9rem;
        margin: 0.2rem;
    }

    section {
        padding: 0.6rem;
    }

    .skill-card {
        padding: 0.6rem;
    }
}