:root {
  --bg: #141414;
  --bg-alt: #1e1e1e;
  --card: #232323;
  --text: #e6e6e6;
  --muted: #9a9a9a;
  --accent: #4d90fe;
  --border: #333;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

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

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

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

header {
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 10;
}
header .container { display: flex; align-items: center; justify-content: space-between; }
.brand { font-size: 1.25rem; font-weight: 700; color: var(--text); }
nav a { margin-left: 20px; color: var(--muted); }
nav a:hover { color: var(--text); text-decoration: none; }

.hero {
  padding: 72px 0 56px;
  text-align: center;
  background: linear-gradient(180deg, var(--bg-alt) 0%, var(--bg) 100%);
}
.hero h1 { font-size: 2.8rem; letter-spacing: -0.5px; }
.hero .tagline { font-size: 1.25rem; color: var(--muted); margin: 16px auto 28px; max-width: 720px; }
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 600;
  margin: 4px 8px;
}
.btn:hover { filter: brightness(1.1); text-decoration: none; }
.btn.secondary { background: transparent; border: 1px solid var(--accent); color: var(--accent); }
.btn.disabled { background: #3a3a3a; color: var(--muted); cursor: not-allowed; }
.badge {
  display: inline-block;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 999px;
  padding: 4px 14px;
  font-size: 0.85rem;
  margin-bottom: 24px;
}

section { padding: 48px 0; }
section h2 { font-size: 1.7rem; margin-bottom: 24px; text-align: center; }

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
}
.feature {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}
.feature h3 { font-size: 1.05rem; margin-bottom: 8px; color: var(--accent); }
.feature p { color: var(--muted); font-size: 0.95rem; }

.screenshots {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  justify-items: center;
}
.shot {
  background: #000;
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  max-width: 280px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}
.shot img { display: block; width: 100%; height: auto; }
.shot figcaption { padding: 10px 14px; font-size: 0.85rem; color: var(--muted); background: var(--card); }

footer {
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
  padding: 28px 0;
  color: var(--muted);
  font-size: 0.9rem;
}
footer .container { display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; }

.page { padding: 48px 0 64px; max-width: 800px; }
.page h1 { margin-bottom: 24px; }
.page h2 { font-size: 1.3rem; margin: 28px 0 12px; text-align: left; }
.page p, .page ul { color: var(--text); margin-bottom: 16px; }
.page ul { padding-left: 24px; }
.muted { color: var(--muted); }