* {
  box-sizing: border-box;
}

body {
  font-family: "Courier New", monospace;
  background: #fff;
  color: #000;
  max-width: 600px;
  margin: 0 auto;
  padding: 60px 24px 40px;
  line-height: 1.6;
}

/* ---------- hero ---------- */
.hero {
  text-align: center;
  margin-bottom: 56px;
}

.hero img {
  width: 64px;
  height: 64px;
  display: block;
  margin: 0 auto 18px;
}

.hero h1 {
  font-size: 26px;
  letter-spacing: 0.02em;
  margin: 0 0 8px;
}

.hero p {
  margin: 0;
  color: #555;
  font-size: 14px;
}

/* ---------- sections ---------- */
h2 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #888;
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid #000;
}

section {
  margin-bottom: 40px;
}

section p {
  margin: 0;
  font-size: 15px;
}

/* ---------- feature list ---------- */
.features {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.features li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14.5px;
}

.features svg {
  width: 18px;
  height: 18px;
  flex: none;
  margin-top: 2px;
}

/* ---------- github bar ---------- */
.repo-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid #000;
  padding: 14px 16px;
  text-decoration: none;
  color: #000;
}

.repo-bar:hover {
  background: #f2f2f2;
}

.repo-left {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.repo-bar svg {
  width: 20px;
  height: 20px;
  flex: none;
}

.repo-text {
  min-width: 0;
}

.repo-name {
  font-size: 14px;
  font-weight: bold;
}

.repo-sub {
  font-size: 12px;
  color: #666;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.repo-arrow {
  font-size: 16px;
  flex: none;
}

footer {
  margin-top: 20px;
  text-align: center;
  font-size: 12px;
  color: #888;
}