@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;800&display=swap');

:root {
  --steel-dark: #0f1114;
  --steel: #1a1d24;
  --silver: #c0c5d0;
  --silver-bright: #e8ecf4;
  --electric: #3b82f6;
  --electric-dim: rgba(59,130,246,0.2);
  --text: #b8bcc8;
  --text-dim: #6b7080;
  --border-steel: rgba(192,197,208,0.15);
}

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

body { font-family: 'Inter', sans-serif; background: var(--steel-dark); color: var(--text); line-height: 1.75; }

header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(15,17,20,0.97); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-steel);
  height: 64px; display: flex; align-items: center; justify-content: space-between; padding: 0 2.5rem;
}

.logo { font-weight: 800; font-size: 1.3rem; color: var(--electric); text-decoration: none; letter-spacing: -0.5px; }
.logo svg { width: 28px; height: 28px; vertical-align: middle; margin-right: 8px; }

nav ul { list-style: none; display: flex; gap: 2rem; }
nav a { color: var(--text-dim); text-decoration: none; font-size: 0.85rem; font-weight: 500; transition: color 0.2s; }
nav a:hover, nav a.active { color: var(--electric); }

.hamburger { display: none; flex-direction: column; cursor: pointer; gap: 4px; z-index: 1100; }
.hamburger span { width: 24px; height: 2px; background: var(--electric); transition: all 0.3s; }
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(4px,5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(4px,-5px); }

.hero-split { display: grid; grid-template-columns: 1fr 1fr; min-height: 80vh; }

.hero-text { display: flex; flex-direction: column; justify-content: center; padding: 4rem 4rem; }
.hero-text h1 { font-size: 2.8rem; font-weight: 800; color: var(--silver-bright); line-height: 1.2; margin-bottom: 1rem; letter-spacing: -1px; }
.hero-text p { font-size: 1.05rem; color: var(--text-dim); margin-bottom: 2rem; font-weight: 300; }

.steel-btn { display: inline-block; padding: 12px 36px; background: var(--electric); color: #fff; font-weight: 600; font-size: 0.9rem; text-decoration: none; border-radius: 8px; transition: transform 0.2s, box-shadow 0.2s; }
.steel-btn:hover { transform: translateY(-2px); box-shadow: 0 4px 20px rgba(59,130,246,0.3); }

.hero-game { display: flex; align-items: center; justify-content: center; padding: 2rem; background: var(--steel); }
.hero-game iframe { width: 100%; max-width: 480px; height: 400px; border: 1px solid var(--border-steel); border-radius: 12px; }

.metric-strip { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--border-steel); border-bottom: 1px solid var(--border-steel); }

.metric { padding: 2rem; text-align: center; border-right: 1px solid var(--border-steel); }
.metric:last-child { border-right: none; }
.metric .val { font-size: 1.8rem; font-weight: 800; color: var(--electric); }
.metric .lbl { font-size: 0.8rem; color: var(--text-dim); margin-top: 0.3rem; font-weight: 500; text-transform: uppercase; letter-spacing: 1px; }

.card-row { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5rem; padding: 4rem 3rem; max-width: 1400px; margin: 0 auto; }

.card { background: var(--steel); border: 1px solid var(--border-steel); border-radius: 12px; padding: 2rem; }
.card .ic { font-size: 1.8rem; margin-bottom: 0.8rem; }
.card h3 { font-size: 0.95rem; font-weight: 700; color: var(--silver-bright); margin-bottom: 0.5rem; }
.card p { font-size: 0.88rem; color: var(--text-dim); font-weight: 300; }

.full-game { padding: 4rem 2rem; text-align: center; }
.full-game h2 { font-size: 1.6rem; font-weight: 800; color: var(--silver-bright); margin-bottom: 1.5rem; letter-spacing: -0.5px; }
.game-embed { max-width: 940px; margin: 0 auto; border: 1px solid var(--border-steel); border-radius: 12px; overflow: hidden; }
.game-embed iframe { width: 100%; height: 580px; border: none; display: block; }

.page-body { max-width: 1100px; margin: 0 auto; padding: 4rem 3rem; }
.page-body h1 { font-size: 2rem; font-weight: 800; color: var(--silver-bright); margin-bottom: 1.5rem; letter-spacing: -0.5px; border-bottom: 2px solid var(--electric); padding-bottom: 0.8rem; }
.page-body h2 { font-size: 1.1rem; font-weight: 700; color: var(--electric); margin: 2rem 0 0.5rem; }
.page-body p { color: var(--text-dim); font-size: 0.95rem; margin-bottom: 0.8rem; font-weight: 300; }

.note-box { background: var(--steel); border: 1px solid var(--border-steel); border-radius: 10px; padding: 1.5rem; margin-bottom: 2rem; max-width: 940px; margin-left: auto; margin-right: auto; }
.note-box h3 { font-weight: 700; color: var(--electric); margin-bottom: 0.3rem; font-size: 0.95rem; }
.note-box p { color: var(--text-dim); font-size: 0.88rem; font-weight: 300; }

footer { background: var(--steel); border-top: 1px solid var(--border-steel); padding: 2.5rem 2rem 1.5rem; text-align: center; }
footer .rg h4 { font-size: 0.8rem; color: var(--electric); margin-bottom: 0.6rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; }
footer .rg a { color: var(--text-dim); text-decoration: none; margin: 0 1rem; font-size: 0.8rem; transition: color 0.2s; }
footer .rg a:hover { color: var(--electric); }
footer .sm { margin-top: 1rem; font-size: 0.7rem; color: var(--text-dim); opacity: 0.5; }

.age-cover { position: fixed; inset: 0; background: rgba(0,0,0,0.95); z-index: 9999; display: flex; align-items: center; justify-content: center; }
.age-cover.hidden { display: none; }
.age-inner { background: var(--steel); border: 1px solid var(--electric); border-radius: 16px; padding: 2.5rem; text-align: center; max-width: 420px; width: 90%; }
.age-inner h2 { font-size: 1.3rem; font-weight: 800; color: var(--silver-bright); margin-bottom: 0.8rem; }
.age-inner p { color: var(--text-dim); margin-bottom: 1.5rem; font-size: 0.9rem; font-weight: 300; }
.age-btns { display: flex; gap: 1rem; justify-content: center; }
.age-btns button { padding: 10px 30px; font-family: 'Inter', sans-serif; font-weight: 600; font-size: 0.85rem; border: none; border-radius: 8px; cursor: pointer; transition: transform 0.2s; }
.age-btns .y { background: var(--electric); color: #fff; }
.age-btns .n { background: transparent; color: var(--text-dim); border: 1px solid var(--border-steel); }
.age-btns button:hover { transform: scale(1.05); }
.age-block { color: #ef4444; margin-top: 0.8rem; font-size: 0.85rem; display: none; font-weight: 600; }

@media (max-width: 768px) {
  .hamburger { display: flex; }
  nav { position: fixed; top: 0; right: -100%; width: 240px; height: 100vh; background: rgba(15,17,20,0.98); padding: 75px 2rem 2rem; transition: right 0.3s; z-index: 1050; border-left: 1px solid var(--border-steel); }
  nav.open { right: 0; }
  nav ul { flex-direction: column; gap: 1.2rem; }
  .hero-split { grid-template-columns: 1fr; }
  .hero-text { padding: 3rem 1.5rem; }
  .hero-text h1 { font-size: 2rem; }
  .hero-game { padding: 1rem; }
  .hero-game iframe { max-width: 100%; height: 300px; }
  .metric-strip { grid-template-columns: 1fr; }
  .metric { border-right: none; border-bottom: 1px solid var(--border-steel); }
  .metric:last-child { border-bottom: none; }
  .card-row { grid-template-columns: 1fr; padding: 2rem 1.5rem; }
  .game-embed iframe { height: 380px; }
  .page-body { padding: 2rem 1.5rem; }
}