@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&family=Inter:wght@300;400;600;700&display=swap');

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

:root {
  --black: #111111;
  --dark-grey: #1A1A1A;
  --mid-grey: #2A2A2A;
  --neon: #39FF14;
  --neon-dim: #2BCC10;
  --neon-glow: rgba(57, 255, 20, 0.3);
  --white: #E0E0E0;
  --muted: #888888;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--black);
  color: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

/* CYBER NAV */
.cyber-nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(17, 17, 17, 0.98);
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  border-bottom: 1px solid var(--neon);
  box-shadow: 0 0 10px var(--neon-glow);
}

.xeno-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.xeno-logo svg { width: 30px; height: 30px; }

.xeno-logo span {
  font-family: 'Press Start 2P', cursive;
  font-size: 0.85rem;
  color: var(--neon);
  text-shadow: 0 0 8px var(--neon-glow);
}

.cyber-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.cyber-links a {
  font-family: 'Press Start 2P', cursive;
  font-size: 0.55rem;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.3s, text-shadow 0.3s;
}

.cyber-links a:hover {
  color: var(--neon);
  text-shadow: 0 0 6px var(--neon-glow);
}

.glitch-btn {
  display: none;
  background: none;
  border: 1px solid var(--neon);
  padding: 6px 10px;
  cursor: pointer;
}

.glitch-btn span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--neon);
  margin: 3px 0;
  transition: all 0.3s;
}

.glitch-btn.active span:first-child { transform: rotate(45deg) translate(3px, 4px); }
.glitch-btn.active span:nth-child(2) { opacity: 0; }
.glitch-btn.active span:last-child { transform: rotate(-45deg) translate(3px, -4px); }

.cyber-dropdown {
  display: none;
  position: fixed;
  top: 56px;
  left: 0;
  width: 100%;
  background: var(--black);
  border-bottom: 1px solid var(--neon);
  list-style: none;
  padding: 0.5rem 0;
}

.cyber-dropdown.shown { display: block; }

.cyber-dropdown li { text-align: center; padding: 0.6rem; }

.cyber-dropdown a {
  font-family: 'Press Start 2P', cursive;
  font-size: 0.55rem;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
}

.cyber-dropdown a:hover { color: var(--neon); }

/* GLITCH HERO */
.glitch-hero {
  margin-top: 56px;
  padding: 5rem 2rem;
  text-align: center;
  background: repeating-linear-gradient(0deg, var(--black) 0px, var(--black) 2px, var(--dark-grey) 2px, var(--dark-grey) 4px);
  position: relative;
}

.glitch-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, var(--neon-glow), transparent 60%);
  opacity: 0.3;
}

.glitch-hero h1 {
  font-family: 'Press Start 2P', cursive;
  font-size: 2rem;
  color: var(--neon);
  text-shadow: 0 0 20px var(--neon-glow), 2px 2px 0 #006600;
  margin-bottom: 1.5rem;
  position: relative;
  line-height: 1.5;
}

.glitch-hero p {
  font-size: 1rem;
  color: var(--muted);
  max-width: 700px;
  margin: 0 auto 2rem;
  position: relative;
}

.pixel-badges {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  position: relative;
}

.px-badge {
  font-family: 'Press Start 2P', cursive;
  font-size: 0.5rem;
  background: var(--dark-grey);
  border: 1px solid var(--neon);
  color: var(--neon);
  padding: 0.6rem 1rem;
  text-transform: uppercase;
}

/* GAME ZONE */
.game-zone {
  padding: 3rem 1rem;
  max-width: 900px;
  margin: 0 auto;
}

.game-zone h2 {
  font-family: 'Press Start 2P', cursive;
  font-size: 0.9rem;
  color: var(--neon);
  text-align: center;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}

.game-screen {
  width: 100%;
  aspect-ratio: 4/3;
  border: 2px solid var(--neon);
  box-shadow: 0 0 20px var(--neon-glow);
  overflow: hidden;
  background: var(--dark-grey);
}

.game-screen iframe { width: 100%; height: 100%; border: none; }

/* GRID FEATURES */
.pixel-grid {
  padding: 4rem 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}

.pixel-grid h2 {
  font-family: 'Press Start 2P', cursive;
  font-size: 0.85rem;
  color: var(--neon);
  text-align: center;
  margin-bottom: 2.5rem;
  text-transform: uppercase;
}

.pgrid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.pcard {
  background: var(--dark-grey);
  border: 1px solid var(--mid-grey);
  padding: 1.5rem;
  transition: border-color 0.3s;
}

.pcard:hover { border-color: var(--neon); }

.pcard .emoji { font-size: 2rem; margin-bottom: 0.8rem; }

.pcard h3 {
  font-family: 'Press Start 2P', cursive;
  font-size: 0.6rem;
  color: var(--neon);
  margin-bottom: 0.6rem;
  text-transform: uppercase;
}

.pcard p { color: var(--muted); font-size: 0.9rem; }

/* NEON STRIP */
.neon-strip {
  background: var(--neon);
  padding: 2.5rem 2rem;
  text-align: center;
}

.neon-strip h2 {
  font-family: 'Press Start 2P', cursive;
  font-size: 0.8rem;
  color: var(--black);
  margin-bottom: 0.8rem;
  text-transform: uppercase;
}

.neon-strip p {
  color: var(--black);
  max-width: 750px;
  margin: 0 auto;
  font-size: 0.95rem;
  font-weight: 600;
}

/* ALERT BOX */
.alert-box {
  max-width: 850px;
  margin: 3rem auto;
  padding: 1.5rem;
  border: 1px solid var(--neon);
  background: var(--dark-grey);
}

.alert-box h3 {
  font-family: 'Press Start 2P', cursive;
  font-size: 0.6rem;
  color: var(--neon);
  margin-bottom: 0.8rem;
  text-transform: uppercase;
}

.alert-box ul { list-style: none; }

.alert-box li {
  padding: 0.4rem 0 0.4rem 1.5rem;
  position: relative;
  color: var(--muted);
  font-size: 0.88rem;
}

.alert-box li::before {
  content: '>';
  position: absolute;
  left: 0;
  color: var(--neon);
  font-family: 'Press Start 2P', cursive;
  font-size: 0.5rem;
}

/* TEXT PAGES */
.doc-page {
  margin-top: 56px;
  padding: 3rem 1.5rem;
  max-width: 850px;
  margin-left: auto;
  margin-right: auto;
}

.doc-page h1 {
  font-family: 'Press Start 2P', cursive;
  font-size: 1.2rem;
  color: var(--neon);
  text-align: center;
  margin-bottom: 2rem;
  padding-top: 2rem;
  text-transform: uppercase;
  text-shadow: 0 0 10px var(--neon-glow);
}

.doc-page h2 {
  font-family: 'Press Start 2P', cursive;
  font-size: 0.6rem;
  color: var(--neon);
  margin-top: 2rem;
  margin-bottom: 0.8rem;
  text-transform: uppercase;
}

.doc-page p { margin-bottom: 1rem; color: var(--muted); }

.doc-page ul { margin: 0.5rem 0 1.5rem 1.5rem; }
.doc-page li { margin-bottom: 0.5rem; color: var(--muted); }

/* PLAY PAGE */
.arcade-zone {
  margin-top: 56px;
  padding: 3rem 1.5rem;
  text-align: center;
}

.arcade-zone h1 {
  font-family: 'Press Start 2P', cursive;
  font-size: 1.2rem;
  color: var(--neon);
  margin-bottom: 1rem;
  text-shadow: 0 0 10px var(--neon-glow);
}

.arcade-zone > p {
  max-width: 700px;
  margin: 0 auto 2rem;
  color: var(--muted);
}

.controls-note {
  max-width: 700px;
  margin: 2rem auto;
  background: var(--dark-grey);
  border-left: 3px solid var(--neon);
  padding: 1rem 1.5rem;
  text-align: left;
  color: var(--muted);
  font-size: 0.88rem;
}

/* FOOTER */
.matrix-footer {
  background: var(--black);
  border-top: 1px solid var(--neon);
  padding: 2rem 1.5rem;
  text-align: center;
}

.matrix-footer .mf-brand {
  font-family: 'Press Start 2P', cursive;
  font-size: 0.7rem;
  color: var(--neon);
  margin-bottom: 1rem;
  text-shadow: 0 0 6px var(--neon-glow);
}

.mf-links {
  display: flex;
  justify-content: center;
  gap: 1.2rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.mf-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.78rem;
  transition: color 0.3s;
}

.mf-links a:hover { color: var(--neon); }

.safe-zone {
  border-top: 1px solid var(--mid-grey);
  padding-top: 1rem;
  margin-top: 1rem;
}

.safe-zone p {
  font-size: 0.7rem;
  color: var(--muted);
  opacity: 0.5;
  margin-bottom: 0.3rem;
}

.safe-zone a {
  color: var(--neon);
  text-decoration: none;
  font-size: 0.7rem;
  margin: 0 0.4rem;
}

.safe-zone a:hover { text-decoration: underline; }

/* AGE CHECK */
.age-check {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}

.age-check.cleared { display: none; }

.age-prompt {
  background: var(--dark-grey);
  border: 2px solid var(--neon);
  padding: 2.5rem;
  max-width: 420px;
  width: 90%;
  text-align: center;
  box-shadow: 0 0 30px var(--neon-glow);
}

.age-prompt h2 {
  font-family: 'Press Start 2P', cursive;
  font-size: 0.8rem;
  color: var(--neon);
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.age-prompt p { color: var(--muted); margin-bottom: 1.5rem; font-size: 0.9rem; }

.age-row {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.age-yes, .age-no {
  font-family: 'Press Start 2P', cursive;
  font-size: 0.55rem;
  padding: 0.7rem 1.5rem;
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  transition: transform 0.2s;
}

.age-yes {
  background: var(--neon);
  color: var(--black);
}

.age-no {
  background: transparent;
  border: 1px solid var(--neon);
  color: var(--neon);
}

.age-yes:hover, .age-no:hover { transform: scale(1.05); }

.denied-text {
  display: none;
  color: #FF3333;
  margin-top: 1rem;
  font-size: 0.8rem;
  font-weight: 700;
}

@media (max-width: 768px) {
  .cyber-links { display: none; }
  .glitch-btn { display: block; }

  .glitch-hero h1 { font-size: 1.1rem; }
  .glitch-hero { padding: 3rem 1rem; }

  .pgrid { grid-template-columns: 1fr; }

  .doc-page h1, .arcade-zone h1 { font-size: 0.9rem; }

  .mf-links { flex-direction: column; gap: 0.4rem; }
}