:root {
  --bg: #12141a;
  --panel: #1b1e27;
  --line: #2b3040;
  --text: #e6e8ee;
  --muted: #9aa3b5;
  --accent: #f0b429;
  --accent-2: #4cc2ff;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--accent-2); }
a:hover { color: #8fd8ff; }
header {
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #1b1e27 0%, #12141a 100%);
  padding: 2.5rem 1rem 2rem;
  text-align: center;
}
header img { max-width: 100%; height: auto; width: 420px; }
header h1 { margin: 1rem 0 0.25rem; font-size: 1.9rem; }
header p.tagline { color: var(--muted); margin: 0 0 1.25rem; }
.buttons { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }
.button {
  display: inline-block;
  padding: 0.7rem 1.2rem;
  border-radius: 6px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--line);
  color: var(--text);
  background: var(--panel);
}
.button.primary { background: var(--accent); color: #1a1400; border-color: var(--accent); }
.button.primary:hover { background: #ffc94d; color: #1a1400; }
.button:hover { color: #fff; border-color: var(--accent-2); }
main { max-width: 900px; margin: 0 auto; padding: 1.5rem 1rem 3rem; }
section { margin: 2rem 0; }
h2 {
  font-size: 1.3rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.3rem;
  margin: 0 0 0.75rem;
}
.status {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1rem 1.2rem;
}
.card h3 { margin: 0 0 0.4rem; font-size: 1.05rem; }
.badge {
  display: inline-block;
  font-size: 0.8rem;
  padding: 0.1rem 0.55rem;
  border-radius: 999px;
  margin-left: 0.4rem;
  vertical-align: middle;
}
.badge.done { background: #1f5f3a; color: #b8f5cf; }
.badge.wip { background: #5a4a12; color: #ffe08a; }
ul { padding-left: 1.2rem; }
li { margin: 0.2rem 0; }
ol li { margin: 0.35rem 0; }
code {
  background: #0d0f14;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0.05rem 0.35rem;
  font-size: 0.92em;
}
footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
  text-align: center;
  padding: 1.5rem 1rem 2.5rem;
}
/* converter pages */
form label { display: block; margin-top: 0.8rem; color: var(--muted); }
textarea {
  width: 100%;
  max-width: 100%;
  background: #0d0f14;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.5rem;
  font-family: ui-monospace, Consolas, monospace;
}
body > a > h1, body > h1 { text-align: center; margin: 1.5rem 1rem 0.5rem; }
body > a { color: var(--text); text-decoration: none; }
body > h2, body > form, body > p { max-width: 900px; margin-left: auto; margin-right: auto; padding: 0 1rem; }
@media (max-width: 640px) {
  .status { grid-template-columns: 1fr; }
  header h1 { font-size: 1.5rem; }
}