/* PySSG theme gallery -- a small, original stylesheet for the showcase site.
   Light/dark is driven by the `data-theme` attribute on <html>; the accent is a
   runtime theme option injected as `--accent`. No build step: this is plain CSS. */

:root {
  --accent: #7c5cff;
  --bg: #ffffff;
  --bg-soft: #f6f7f9;
  --surface: #ffffff;
  --border: #e4e6eb;
  --text: #1a1c20;
  --text-soft: #5b606b;
  --shadow: 0 1px 2px rgba(16, 18, 23, 0.04), 0 8px 24px rgba(16, 18, 23, 0.06);
  --radius: 12px;
  --maxw: 1120px;
}

html[data-theme="dark"] {
  --bg: #0f1115;
  --bg-soft: #14171d;
  --surface: #171a21;
  --border: #262b35;
  --text: #e7e9ee;
  --text-soft: #9aa0ac;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 10px 30px rgba(0, 0, 0, 0.4);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

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

.g-container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* --- Navbar --- */
.g-navbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--border);
}
.g-navbar-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.g-brand { font-weight: 700; font-size: 1.15rem; color: var(--text); }
.g-brand:hover { text-decoration: none; }
.g-nav { display: flex; align-items: center; gap: 22px; }
.g-nav a { color: var(--text-soft); font-weight: 500; }
.g-nav a:hover { color: var(--text); text-decoration: none; }

.g-theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; padding: 0;
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); cursor: pointer;
}
.g-theme-toggle:hover { border-color: var(--accent); }
.g-theme-toggle .sun { display: none; }
.g-theme-toggle .moon { display: block; }
html[data-theme="dark"] .g-theme-toggle .sun { display: block; }
html[data-theme="dark"] .g-theme-toggle .moon { display: none; }

/* --- Main / footer --- */
.g-main { flex: 1 0 auto; }
.g-footer {
  border-top: 1px solid var(--border);
  color: var(--text-soft);
  padding: 28px 0;
  margin-top: 64px;
  text-align: center;
  font-size: 0.92rem;
}

/* --- Hero --- */
.g-hero { padding: 64px 0 24px; }
.g-hero h1 { font-size: 2.6rem; line-height: 1.1; margin: 0 0 12px; letter-spacing: -0.02em; }
.g-hero-lead { font-size: 1.2rem; color: var(--text-soft); max-width: 640px; margin: 0; }

/* --- Gallery grid --- */
.g-gallery { padding-top: 8px; }
.g-count { color: var(--text-soft); font-size: 0.9rem; margin: 0 0 16px; }
.g-grid {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 24px;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}
.g-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}
.g-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); }
.g-card-link { display: block; color: inherit; }
.g-card-link:hover { text-decoration: none; }
.g-card-shot { aspect-ratio: 1280 / 900; background: var(--bg-soft); overflow: hidden; border-bottom: 1px solid var(--border); }
.g-card-shot img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.g-card-body { padding: 16px 18px 20px; }
.g-card-title { font-size: 1.15rem; margin: 8px 0 6px; }
.g-card-excerpt { color: var(--text-soft); font-size: 0.95rem; margin: 0; }

/* --- Chip --- */
.g-chip {
  display: inline-block;
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  padding: 3px 9px; border-radius: 999px;
}

/* --- Showcase detail --- */
.g-showcase { padding: 32px 0 0; }
.g-back { margin-bottom: 18px; }
.g-back a { color: var(--text-soft); }
.g-showcase-head h1 { font-size: 2.1rem; margin: 12px 0 8px; letter-spacing: -0.02em; }
.g-lead { font-size: 1.15rem; color: var(--text-soft); margin: 0 0 18px; max-width: 720px; }
.g-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 8px; }
.g-btn {
  display: inline-flex; align-items: center;
  padding: 9px 16px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  font-weight: 600; font-size: 0.92rem;
}
.g-btn:hover { text-decoration: none; border-color: var(--accent); }
.g-btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.g-btn-primary:hover { filter: brightness(1.06); }

.g-carousel { position: relative; margin: 28px 0; }
.g-carousel-viewport { overflow: hidden; border-radius: 10px; }
.g-carousel-track {
  list-style: none; margin: 0; padding: 0; display: flex;
  overflow-x: auto; scroll-snap-type: x mandatory; scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch; scrollbar-width: none;
}
.g-carousel-track::-webkit-scrollbar { display: none; }
.g-slide { flex: 0 0 100%; scroll-snap-align: center; }
.g-slide a {
  display: flex; align-items: center; justify-content: center;
  aspect-ratio: 16 / 10; background: var(--bg-soft);
  border: 1px solid var(--border); border-radius: 10px; overflow: hidden; box-shadow: var(--shadow);
}
.g-slide img { display: block; max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; }

.g-carousel-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); border-radius: 50%; background: var(--surface);
  color: var(--text); font-size: 1.6rem; line-height: 1; cursor: pointer;
  box-shadow: var(--shadow); opacity: 0.9; transition: opacity 0.15s ease;
}
.g-carousel-btn:hover { opacity: 1; }
.g-carousel-btn:disabled { opacity: 0.3; cursor: default; }
.g-carousel-prev { left: 12px; }
.g-carousel-next { right: 12px; }

.g-carousel-dots { display: flex; justify-content: center; gap: 8px; margin-top: 14px; }
.g-dot {
  width: 9px; height: 9px; padding: 0; border: none; border-radius: 50%;
  background: var(--border); cursor: pointer; transition: background 0.15s ease;
}
.g-dot:hover { background: var(--text-soft); }
.g-dot.is-active { background: var(--accent); }

@media (prefers-reduced-motion: reduce) { .g-carousel-track { scroll-behavior: auto; } }

.g-showcase-grid { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: 40px; margin-top: 8px; }
.g-prose { font-size: 1.02rem; }
.g-prose h2 { margin-top: 1.6em; font-size: 1.35rem; }
.g-prose code { background: var(--bg-soft); padding: 0.15em 0.4em; border-radius: 5px; font-size: 0.9em; }
.g-prose pre { background: var(--bg-soft); padding: 16px; border-radius: 10px; overflow: auto; border: 1px solid var(--border); }
.g-meta h2 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-soft); margin: 0 0 12px; }
.g-features { list-style: none; margin: 0; padding: 0; }
.g-features li { padding: 8px 0; border-bottom: 1px solid var(--border); color: var(--text-soft); font-size: 0.95rem; }
.g-features li:last-child { border-bottom: 0; }

/* --- Responsive --- */
@media (max-width: 860px) {
  .g-showcase-grid { grid-template-columns: 1fr; gap: 24px; }
  .g-hero h1 { font-size: 2.1rem; }
}
@media (max-width: 520px) {
  .g-nav { gap: 14px; }
  .g-container { padding: 0 16px; }
}
