:root {
  --bg: #0a0e14;
  --bg-raised: #10151d;
  --border: #1f2733;
  --text: #c9d1d9;
  --text-dim: #6e7a8a;
  --accent: #39ff9d;
  --accent-dim: #1d8a56;
  --mono: "SF Mono", "JetBrains Mono", "Fira Code", ui-monospace, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  line-height: 1.5;
}

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

/* Hero */
.hero {
  border-bottom: 1px solid var(--border);
  padding: 4rem 1.5rem 3rem;
  background:
    radial-gradient(circle at 15% 20%, rgba(57,255,157,0.06), transparent 40%),
    var(--bg);
}
.hero-inner { max-width: 760px; margin: 0 auto; position: relative; }

.lang-switch { position: absolute; top: 0; right: 0; display: flex; gap: 0.3rem; }
.lang-btn {
  background: var(--bg-raised); border: 1px solid var(--border); color: var(--text-dim);
  font-family: var(--mono); font-size: 0.72rem; padding: 0.25rem 0.55rem;
  border-radius: 6px; cursor: pointer;
}
.lang-btn.active { border-color: var(--accent); color: var(--accent); }

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.4rem; }
.btn {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-family: var(--mono); font-size: 0.82rem; padding: 0.5rem 0.9rem;
  border-radius: 8px; border: 1px solid var(--border); text-decoration: none;
  transition: border-color .15s, transform .15s;
}
.btn:hover { transform: translateY(-1px); text-decoration: none; }
.btn-coffee { background: #ffdd57; color: #1a1300; border-color: #ffdd57; font-weight: 600; }
.btn-coffee:hover { background: #ffe67a; }
.btn-ghost { color: var(--text); background: var(--bg-raised); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.prompt { color: var(--text-dim); margin: 0 0 0.5rem; font-size: 0.9rem; }
.cursor { color: var(--accent); }
h1 {
  font-size: clamp(2rem, 6vw, 3.2rem);
  margin: 0 0 1rem;
  color: #fff;
  letter-spacing: -0.02em;
}
.blink { animation: blink 1.1s step-end infinite; color: var(--accent); }
@keyframes blink { 50% { opacity: 0; } }
.tagline { color: var(--text-dim); max-width: 48ch; margin: 0 0 1.5rem; }
.hero-links a { font-size: 0.95rem; }
.hero-stats {
  display: flex; gap: 1.5rem; margin-top: 1.5rem; flex-wrap: wrap;
  font-size: 0.85rem; color: var(--text-dim);
}
.hero-stats strong { color: var(--accent); font-size: 1.1rem; display: block; }

/* Controls */
main { max-width: 760px; margin: 0 auto; padding: 2.5rem 1.5rem 4rem; }
.controls {
  display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center;
  margin-bottom: 2.5rem;
}
.filter-group { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.filter-btn {
  background: var(--bg-raised); border: 1px solid var(--border); color: var(--text-dim);
  font-family: var(--mono); font-size: 0.78rem; padding: 0.3rem 0.7rem;
  border-radius: 999px; cursor: pointer; transition: border-color .15s, color .15s;
}
.filter-btn:hover { border-color: var(--accent-dim); color: var(--text); }
.filter-btn.active { border-color: var(--accent); color: var(--accent); }
#search {
  margin-left: auto;
  background: var(--bg-raised); border: 1px solid var(--border); color: var(--text);
  font-family: var(--mono); font-size: 0.85rem; padding: 0.4rem 0.8rem;
  border-radius: 6px; min-width: 180px;
}
#search:focus { outline: none; border-color: var(--accent); }

/* Timeline */
.timeline { list-style: none; margin: 0; padding: 0; position: relative; }
.timeline::before {
  content: ""; position: absolute; left: 7px; top: 0.6rem; bottom: 0.6rem;
  width: 1px; background: var(--border);
}
.entry {
  position: relative; padding-left: 2.2rem; margin-bottom: 2.4rem;
}
.entry::before {
  content: ""; position: absolute; left: 0; top: 0.5rem; width: 15px; height: 15px;
  border-radius: 50%; background: var(--bg); border: 2px solid var(--entry-color, var(--accent-dim));
}
.entry-date { color: var(--text-dim); font-size: 0.78rem; margin-bottom: 0.5rem; }

.card {
  background: var(--bg-raised); border: 1px solid var(--border); border-radius: 10px;
  overflow: hidden; transition: border-color .15s, transform .15s;
}
.card:hover { border-color: var(--entry-color, var(--accent)); transform: translateY(-2px); }

.banner {
  height: 86px; position: relative; display: flex; align-items: center; gap: 0.9rem;
  padding: 0 1.1rem; overflow: hidden;
}
.banner-img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  object-position: center;
}
.banner.has-image::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(0,0,0,.72) 0%, rgba(0,0,0,.25) 65%, rgba(0,0,0,.1) 100%);
}
.banner.has-image .icon,
.banner.has-image .banner-name,
.banner.has-image .star-badge { position: relative; z-index: 1; }
.banner .icon { font-size: 2rem; filter: drop-shadow(0 2px 6px rgba(0,0,0,.4)); }
.banner .banner-name {
  font-weight: 700; font-size: 1.1rem; color: #fff; text-shadow: 0 1px 4px rgba(0,0,0,.5);
}
.banner .star-badge {
  position: absolute; top: 0.6rem; right: 0.8rem; font-size: 0.75rem;
  background: rgba(0,0,0,.35); padding: 0.15rem 0.5rem; border-radius: 999px; color: #fff;
}

.card-body { padding: 1rem 1.1rem 1.2rem; }
.card-body a.repo-link { font-weight: 600; font-size: 0.95rem; }
.desc { color: var(--text-dim); font-size: 0.85rem; margin: 0.5rem 0 0.8rem; }
.card-footer { display: flex; justify-content: space-between; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.lang-badge {
  font-size: 0.72rem; color: var(--entry-color); border: 1px solid var(--entry-color);
  padding: 0.1rem 0.5rem; border-radius: 999px;
}
.links { display: flex; gap: 0.8rem; font-size: 0.8rem; }

.empty { color: var(--text-dim); text-align: center; padding: 3rem 0; }

footer {
  text-align: center; color: var(--text-dim); font-size: 0.78rem;
  padding: 2rem 0 3rem; border-top: 1px solid var(--border);
}

@media (max-width: 480px) {
  .hero { padding: 3rem 1rem 2rem; }
  main { padding: 2rem 1rem 3rem; }
}