@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

*{margin:0;padding:0;box-sizing:border-box}
:root{--midnight:#1a1a3e;--midnight-light:#252560;--silver:#c0c0c0;--silver-light:#e0e0e0;--moon:#f5f3ff;--text:#d0d0e0;--text-dim:#808098}

body{font-family:'Space Grotesk',sans-serif;background:var(--midnight);color:var(--text);line-height:1.75;overflow-x:hidden}

header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(26,26,62,0.95);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:space-between;height:66px;padding:0 2rem;border-bottom:1px solid rgba(192,192,192,0.1)}
.logo{font-size:1.4rem;font-weight:700;color:var(--silver);text-decoration:none;letter-spacing:1px}
nav{display:flex;gap:1.5rem}
nav a{color:var(--text-dim);text-decoration:none;font-size:0.85rem;font-weight:500;transition:color 0.2s}
nav a:hover{color:var(--silver)}
.hamburger{display:none;flex-direction:column;gap:4px;cursor:pointer;background:none;border:none;padding:5px}
.hamburger span{display:block;width:22px;height:2px;background:var(--silver)}

.hero-moon{margin-top:66px;min-height:90vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:4rem 2rem;background:radial-gradient(ellipse at 60% 40%,var(--midnight-light),var(--midnight));position:relative}
.hero-moon::before{content:'';position:absolute;top:15%;right:20%;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,rgba(192,192,192,0.08),transparent);filter:blur(40px)}
.hero-moon h1{font-size:3rem;font-weight:700;color:var(--silver-light);margin-bottom:1rem;letter-spacing:-0.5px}
.hero-moon h1 span{color:var(--silver)}
.hero-moon p{color:var(--text-dim);font-size:1.05rem;max-width:600px;margin:0 auto 2.5rem;font-weight:300}

.moon-tags{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.m-tag{border:1px solid rgba(192,192,192,0.2);border-radius:8px;padding:0.5rem 1.2rem;font-size:0.8rem;font-weight:500;color:var(--silver)}

.game-luna{padding:5rem 2rem;background:var(--midnight-light)}
.game-luna h2{font-size:1.8rem;font-weight:700;text-align:center;margin-bottom:0.5rem;color:var(--silver-light)}
.game-luna .sub{text-align:center;color:var(--text-dim);margin-bottom:2rem}
.luna-frame{width:100%;max-width:960px;margin:0 auto;aspect-ratio:4/3;border-radius:12px;overflow:hidden;border:1px solid rgba(192,192,192,0.12);box-shadow:0 0 40px rgba(0,0,0,0.3)}
.luna-frame iframe{width:100%;height:100%;border:none}

.moon-grid{padding:5rem 2rem;max-width:1000px;margin:0 auto}
.moon-grid h2{font-size:1.6rem;font-weight:700;text-align:center;margin-bottom:3rem;color:var(--silver-light)}
.mg-row{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.mg-cell{background:var(--midnight-light);border:1px solid rgba(192,192,192,0.08);border-radius:12px;padding:1.5rem;text-align:center}
.mg-cell .icon{font-size:1.6rem;margin-bottom:0.6rem}
.mg-cell h3{font-size:0.9rem;font-weight:600;color:var(--silver);margin-bottom:0.4rem}
.mg-cell p{color:var(--text-dim);font-size:0.85rem;font-weight:300}

.moon-about{padding:4rem 2rem;max-width:800px;margin:0 auto;text-align:center}
.moon-about h2{font-size:1.6rem;font-weight:700;margin-bottom:1.5rem;color:var(--silver)}
.moon-about p{color:var(--text-dim);margin-bottom:1rem;font-weight:300}

.page-content{margin-top:86px;padding:2rem;max-width:840px;margin-left:auto;margin-right:auto;min-height:70vh}
.page-content h1{font-size:2.2rem;font-weight:700;margin-bottom:2rem;color:var(--silver-light)}
.page-content h2{font-size:1.05rem;font-weight:600;margin:2rem 0 0.8rem;color:var(--silver)}
.page-content p,.page-content li{color:var(--text-dim);margin-bottom:1rem;font-size:0.95rem;font-weight:300}
.page-content ul{padding-left:1.5rem;margin-bottom:1.5rem}
.page-content a{color:var(--silver)}

.play-note{background:var(--midnight-light);border:1px solid rgba(192,192,192,0.1);border-radius:8px;padding:1.5rem;margin:2rem auto;max-width:960px;color:var(--text-dim);font-size:0.9rem}
.play-note strong{color:var(--silver);font-weight:600}

footer{background:var(--midnight-light);border-top:1px solid rgba(192,192,192,0.08);padding:3rem 2rem;text-align:center}
footer p{color:var(--text-dim);font-size:0.8rem;margin-bottom:0.4rem}
footer a{color:var(--silver);text-decoration:none;margin:0 0.5rem;font-size:0.85rem}
.footer-links{margin-bottom:1rem}

.age-overlay{position:fixed;inset:0;z-index:9999;background:rgba(0,0,0,0.85);display:flex;align-items:center;justify-content:center}
.age-box{background:var(--midnight);border:1px solid rgba(192,192,192,0.2);border-radius:16px;padding:2.5rem;text-align:center;max-width:420px;width:90%}
.age-box h2{color:var(--silver);font-size:1.4rem;font-weight:700;margin-bottom:0.8rem}
.age-box p{color:var(--text-dim);margin-bottom:2rem;font-weight:300}
.age-box .btn-row{display:flex;gap:1rem;justify-content:center}
.age-box button{padding:0.7rem 2rem;border:none;border-radius:8px;font-family:'Space Grotesk',sans-serif;font-size:0.9rem;cursor:pointer;font-weight:600}
.age-box .btn-yes{background:var(--silver);color:var(--midnight)}
.age-box .btn-yes:hover{background:var(--silver-light)}
.age-box .btn-no{background:transparent;border:1px solid rgba(192,192,192,0.3);color:var(--silver)}

@media(max-width:768px){
  nav{position:fixed;top:66px;left:0;width:100%;flex-direction:column;background:rgba(26,26,62,0.98);padding:1.5rem;gap:0.8rem;transform:translateY(-120%);transition:transform 0.3s}
  nav.open{transform:translateY(0)}
  .hamburger{display:flex}
  .hero-moon h1{font-size:2rem}
  .mg-row{grid-template-columns:1fr}
  .luna-frame{aspect-ratio:3/4}
}