/* Modern, Clean & Minimalist Styling */
:root {
  --bg: #0d1117;
  --card-bg: #161b22;
  --border: #30363d;
  --text-main: #c9d1d9;
  --text-heading: #ffffff;
  --accent: #58a6ff;
  --accent-hover: #79c0ff;
  --max-width: 800px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text-main);
  line-height: 1.6;
  padding: 2rem 1rem;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
}

/* Header & Nav */
header {
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.site-title {
  font-size: 1.8rem;
  color: var(--text-heading);
  margin-bottom: 0.8rem;
  font-weight: 700;
}

nav {
  display: flex;
  gap: 1.2rem;
}

nav a {
  color: var(--text-main);
  text-decoration: none;
  font-weight: 500;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: all 0.2s ease;
}

nav a:hover, nav a.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* Page Titles */
h1 {
  font-size: 1.6rem;
  color: var(--text-heading);
  margin-bottom: 1.2rem;
}

/* Content Cards */
.card {
  background-color: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.card h2 {
  font-size: 1.25rem;
  color: var(--text-heading);
  margin-bottom: 0.6rem;
}

.card p {
  font-size: 1rem;
}

/* Links List */
.link-list {
  list-style: none;
}

.link-item {
  display: block;
  background-color: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.2rem;
  margin-bottom: 1rem;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.link-item:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  color: var(--accent-hover);
}

.link-item span {
  display: block;
  font-size: 0.85rem;
  color: var(--text-main);
  font-weight: normal;
  margin-top: 0.2rem;
}

/* Footer */
footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.85rem;
  color: #8b949e;
}