/* Gamer Gunner brand: colors sampled from the GG headset logo. */
:root {
  --bg: #070a0d;
  --panel: #0e1513;
  --panel-edge: #1b2a23;
  --green: #0c7a24;
  --green-hi: #1fae45;
  --cream: #f3e8d0;
  --red: #f0280f;
  --dim: #a3aca6;
  --display: "Russo One", "Arial Black", system-ui, sans-serif;
  --body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--cream);
  font: 16px/1.55 var(--body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--green-hi); }

/* Top bar */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 10px max(16px, env(safe-area-inset-left)) 10px max(16px, env(safe-area-inset-right));
  background: rgba(7, 10, 13, .88);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--panel-edge);
}
.brand img { width: 120px; }
.topbar nav { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.topbar nav a {
  color: var(--cream); text-decoration: none; font-weight: 600; font-size: 14px;
  padding: 8px 12px; border-radius: 10px;
}
.topbar nav a:hover { background: var(--panel); }
.topbar .nav-shop { border: 1.5px solid var(--red); color: var(--cream); }

/* Hero */
.hero {
  position: relative; text-align: center;
  padding: 48px 16px 64px; max-width: 900px; margin: 0 auto;
}
.hero-glow {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(ellipse 65% 40% at 50% 30%, rgba(31, 174, 69, .22), transparent 70%),
    radial-gradient(ellipse 42% 25% at 50% 42%, rgba(240, 40, 15, .12), transparent 70%);
}
.hero-logo {
  width: min(340px, 72vw); margin: 0 auto;
  filter: drop-shadow(0 0 22px rgba(240, 40, 15, .35)) drop-shadow(0 0 40px rgba(31, 174, 69, .25));
  animation: float 5s ease-in-out infinite;
}
@keyframes float { 50% { transform: translateY(-8px); } }
h1 {
  font: 400 clamp(34px, 7vw, 64px)/1.05 var(--display);
  margin: 18px 0 10px; letter-spacing: .03em; text-transform: uppercase;
  color: var(--cream);
  text-shadow: 0 0 2px var(--red), 0 0 18px rgba(240, 40, 15, .55);
}
.tagline { font-size: clamp(16px, 2.4vw, 19px); color: var(--cream); max-width: 560px; margin: 0 auto 28px; opacity: .92; }
.fine { color: var(--dim); font-size: 14px; margin-top: 14px; }

/* Play button */
.btn-play {
  display: inline-block; text-decoration: none;
  font: 400 clamp(20px, 3vw, 26px) var(--display); letter-spacing: .06em; text-transform: uppercase;
  color: var(--cream); background: linear-gradient(180deg, var(--green-hi), var(--green));
  padding: 16px 44px; border-radius: 16px;
  border: 2.5px solid var(--red);
  box-shadow: 0 0 0 4px rgba(240, 40, 15, .12), 0 0 28px rgba(240, 40, 15, .45), 0 0 50px rgba(31, 174, 69, .35);
  transition: transform .12s, box-shadow .12s;
}
.btn-play:hover { transform: translateY(-2px) scale(1.03); box-shadow: 0 0 0 4px rgba(240, 40, 15, .2), 0 0 36px rgba(240, 40, 15, .6), 0 0 60px rgba(31, 174, 69, .45); }
.btn-play:active { transform: scale(.98); }

/* Sections */
.section { max-width: 1040px; margin: 0 auto; padding: 56px 16px; scroll-margin-top: 60px; }
h2 { text-align: center; margin: 0 0 28px; font: 400 clamp(24px, 4vw, 34px) var(--display); text-transform: uppercase; letter-spacing: .04em; }
h2 span { color: var(--green-hi); border-bottom: 3px solid var(--red); padding-bottom: 6px; }
.section-sub { text-align: center; color: var(--dim); max-width: 620px; margin: -8px auto 26px; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 760px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .cards { grid-template-columns: 1fr; } }
.card {
  background: linear-gradient(180deg, #111b17, var(--panel));
  border: 1px solid var(--panel-edge); border-radius: 18px; padding: 22px 20px;
  transition: border-color .15s, transform .15s;
}
.card:hover { border-color: var(--red); transform: translateY(-3px); }
.card-icon { font-size: 30px; line-height: 1; }
.card h3 { font: 400 20px var(--display); margin: 12px 0 6px; color: var(--cream); letter-spacing: .02em; }
.card p { margin: 0; color: var(--dim); font-size: 15px; }

/* Controls */
.keys { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 10px 22px; max-width: 860px; margin: 0 auto; }
.key-row {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  background: var(--panel); border: 1px solid var(--panel-edge); border-radius: 12px; padding: 10px 14px;
}
.key-row b { font-weight: 600; font-size: 15px; text-align: right; }
kbd {
  display: inline-block; min-width: 1.6em; padding: 2px 7px; margin-right: 3px;
  border: 1px solid #34483d; border-bottom-width: 3px; border-radius: 7px;
  background: #0a110e; color: var(--cream); text-align: center;
  font: 700 13px ui-monospace, "SF Mono", Menlo, monospace;
}

/* Parents */
.parents .checks { list-style: none; padding: 0; margin: 0 auto 22px; max-width: 640px; display: grid; gap: 10px; }
.parents .checks li {
  position: relative; padding: 12px 16px 12px 48px;
  background: var(--panel); border: 1px solid var(--panel-edge); border-radius: 12px; color: var(--dim);
}
.parents .checks li b { color: var(--cream); }
.parents .checks li::before {
  content: "✓"; position: absolute; left: 14px; top: 11px;
  width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center;
  background: var(--green); color: var(--cream); font-weight: 800; font-size: 13px;
}

/* Closing CTA */
.cta { text-align: center; padding: 30px 16px 70px; }
.cta img { width: min(460px, 86vw); margin: 0 auto 22px; filter: drop-shadow(0 0 18px rgba(240, 40, 15, .3)); }

/* Footer */
.footer { border-top: 1px solid var(--panel-edge); text-align: center; padding: 28px 16px 40px; color: var(--dim); font-size: 14px; }
.socials { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.socials a {
  color: var(--cream); text-decoration: none; font-weight: 600;
  padding: 8px 16px; border: 1px solid var(--panel-edge); border-radius: 999px;
}
.socials a:hover { border-color: var(--green-hi); }

@media (max-width: 520px) {
  .topbar nav a:not(.nav-shop) { display: none; }
  .key-row { flex-direction: column; align-items: flex-start; }
  .key-row b { text-align: left; }
}
@media (prefers-reduced-motion: reduce) { .hero-logo { animation: none; } html { scroll-behavior: auto; } }

/* Visible keyboard focus */
a:focus-visible, button:focus-visible { outline: 3px solid var(--green-hi); outline-offset: 3px; border-radius: 10px; }