:root {
  --sky1: #5ab2ff;
  --sky2: #2f6fe0;
  --navy: #1b2150;
  --gold: #ffc42e;
  --ink: #1f2440;
  --muted: #5b6285;
  --card: #ffffff;
  --line: #e3e8f7;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: #f4f7ff;
  line-height: 1.6;
}
a { color: var(--sky2); }
.hero {
  background: radial-gradient(circle at 30% 20%, #bfe8ff 0%, var(--sky1) 45%, var(--sky2) 100%);
  color: #fff;
  text-align: center;
  padding: 48px 16px 64px;
}
.hero img.logo { width: min(520px, 90vw); height: auto; filter: drop-shadow(0 10px 18px rgba(20, 30, 90, .35)); }
.hero p { font-size: 1.2rem; max-width: 640px; margin: 12px auto 28px; text-shadow: 0 2px 6px rgba(20, 30, 90, .35); }
.btn {
  display: inline-block;
  background: var(--gold);
  color: var(--navy);
  font-weight: 800;
  text-decoration: none;
  padding: 14px 28px;
  border-radius: 999px;
  box-shadow: 0 6px 0 #d99a00, 0 12px 20px rgba(0, 0, 0, .2);
}
.btn:active { transform: translateY(3px); box-shadow: 0 3px 0 #d99a00; }
.features {
  max-width: 980px;
  margin: -32px auto 0;
  padding: 0 16px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.card {
  background: var(--card);
  border-radius: 20px;
  padding: 20px;
  box-shadow: 0 8px 24px rgba(30, 50, 120, .12);
}
.card h3 { margin: 0 0 6px; color: var(--navy); }
.card p { margin: 0; color: var(--muted); }
footer { text-align: center; padding: 32px 16px; color: var(--muted); font-size: .95rem; }
.bar {
  background: var(--navy);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px 16px;
}
.bar a { color: #fff; text-decoration: none; font-weight: 700; display: inline-flex; align-items: center; gap: 10px; }
.bar img { border-radius: 10px; }
.bar nav { display: flex; flex-wrap: wrap; gap: 2px; }
.bar nav a { font-weight: 600; font-size: .95rem; padding: 4px 10px; border-radius: 999px; opacity: .88; }
.bar nav a:hover { opacity: 1; background: rgba(255, 255, 255, .14); }
.doc main { max-width: 820px; margin: 0 auto; padding: 24px 16px 8px; }
.doc h1 { color: var(--navy); margin-bottom: 0; }
.doc h2 { color: var(--navy); margin-top: 32px; border-bottom: 2px solid var(--line); padding-bottom: 4px; }
.muted { color: var(--muted); }
table { width: 100%; border-collapse: collapse; font-size: .95rem; display: block; overflow-x: auto; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: #eaf1ff; }
code { background: #eaf1ff; padding: 1px 6px; border-radius: 6px; }

/* ---------- Studio hub & shared helpers ---------- */
img { max-width: 100%; }
a:focus-visible, .btn:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }
.btn:hover { filter: brightness(1.05); }
.btn.small { padding: 10px 20px; font-size: .95rem; box-shadow: 0 4px 0 #d99a00, 0 8px 14px rgba(0, 0, 0, .15); }
.btn svg { width: 1.05em; height: 1.05em; vertical-align: -.15em; margin-right: 8px; fill: currentColor; }
.bar a.brand { gap: 0; font-size: 1.15rem; letter-spacing: .01em; }
.brand b { color: var(--gold); }

.hub-hero {
  background:
    radial-gradient(circle at 85% 100%, rgba(106, 63, 209, .75) 0, rgba(106, 63, 209, 0) 55%),
    radial-gradient(circle at 20% 10%, #bfe8ff 0%, var(--sky1) 35%, var(--sky2) 75%);
  color: #fff;
  text-align: center;
  padding: 56px 16px 96px;
}
.hub-hero h1 { margin: 0; font-size: clamp(2rem, 7vw, 3.2rem); line-height: 1.1; text-shadow: 0 3px 10px rgba(20, 30, 90, .3); }
.hub-hero h1 span { display: block; font-size: .5em; font-weight: 700; margin-top: 8px; color: var(--gold); letter-spacing: .02em; }
.hub-hero p { max-width: 600px; margin: 16px auto 0; font-size: 1.1rem; text-shadow: 0 2px 6px rgba(20, 30, 90, .3); }

.games {
  max-width: 980px;
  margin: -56px auto 0;
  padding: 0 16px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: 20px;
}
.game-card {
  background: var(--card);
  border-radius: 24px;
  border-top: 6px solid var(--accent, var(--sky2));
  padding: 24px;
  box-shadow: 0 10px 30px rgba(30, 50, 120, .14);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.game-head { display: flex; align-items: center; gap: 16px; }
.game-head img { width: 88px; height: 88px; border-radius: 22px; flex: none; box-shadow: 0 6px 14px rgba(20, 30, 90, .2); }
.game-card h2 { margin: 0; color: var(--navy); font-size: 1.4rem; line-height: 1.2; }
.game-card h2 a { color: inherit; text-decoration: none; }
.game-card .tag { margin: 4px 0 0; color: var(--accent, var(--sky2)); font-weight: 700; font-size: .95rem; line-height: 1.35; }
.game-card p { margin: 0; color: var(--muted); }
.game-card .actions { margin-top: auto; padding-top: 4px; display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.links { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: .95rem; }
footer p { margin: 4px 0; }