:root {
  --ink: #1a1d21;
  --ink-soft: #4a5057;
  --paper: #ffffff;
  --paper-alt: #f4f6f8;
  --line: #e2e6ea;
  --accent: #c0392b;
  --accent-ink: #ffffff;
  --radius: 10px;
  --max: 960px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

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

.site-header {
  border-bottom: 1px solid var(--line);
  padding: 1rem 0;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--ink);
}
.brand span { color: var(--accent); }
.site-header nav {
  display: flex;
  align-items: center;
}
.site-header nav > a,
.site-header nav > .nav-item {
  margin-left: 1.25rem;
}
.site-header nav > a:first-child,
.site-header nav > .nav-item:first-child { margin-left: 0; }
.site-header nav a {
  color: var(--ink-soft);
  font-weight: 500;
}
.site-header nav a:hover { color: var(--accent); text-decoration: none; }

.nav-item { position: relative; }
.nav-item .dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  margin: 0.4rem 0 0;
  padding: 0.4rem 0;
  list-style: none;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  min-width: 180px;
  z-index: 10;
}
.nav-item:hover .dropdown,
.nav-item:focus-within .dropdown {
  display: block;
}
.nav-item .dropdown li a {
  display: block;
  padding: 0.45rem 1rem;
  white-space: nowrap;
}
.nav-item .dropdown li a:hover { background: var(--paper-alt); }

main.wrap {
  padding-top: 2.5rem;
  padding-bottom: 3rem;
  min-height: 60vh;
}

.hero {
  padding: 2rem 0 3rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 2.5rem;
}
.hero h1 {
  font-size: 2.4rem;
  line-height: 1.15;
  margin: 0 0 1rem;
}
.hero p.lead {
  font-size: 1.2rem;
  color: var(--ink-soft);
  max-width: 640px;
}
.hero .cta { margin-top: 1.5rem; display: flex; gap: 0.75rem; flex-wrap: wrap; }
.button {
  display: inline-block;
  padding: 0.7rem 1.3rem;
  border-radius: var(--radius);
  font-weight: 600;
}
.button.primary { background: var(--accent); color: var(--accent-ink); }
.button.primary:hover { background: #a3311f; text-decoration: none; }
.button.secondary { background: var(--paper-alt); color: var(--ink); border: 1px solid var(--line); }
.button.secondary:hover { background: #ebeef1; text-decoration: none; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin: 2rem 0;
}
.card {
  background: var(--paper-alt);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.4rem;
}
.card h3 { margin-top: 0; }

.disclaimer-banner {
  background: var(--paper-alt);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.9rem 1.2rem;
  font-size: 0.92rem;
  color: var(--ink-soft);
  margin-bottom: 2rem;
}

.screenshot-placeholder {
  border: 2px dashed var(--line);
  border-radius: var(--radius);
  padding: 3rem 1.5rem;
  text-align: center;
  color: var(--ink-soft);
  background: var(--paper-alt);
  margin: 1.5rem 0;
}

.page__comments {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}
.giscus, .giscus-frame { width: 100%; }

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.88rem;
  padding: 1.5rem 0 2.5rem;
}

h2 { margin-top: 2.5rem; }
code {
  background: var(--paper-alt);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9em;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eef0f2;
    --ink-soft: #a9b0b8;
    --paper: #14171a;
    --paper-alt: #1c2024;
    --line: #2b3036;
    --accent: #ff6b52;
    --accent-ink: #14171a;
  }
}