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

body {
  background: #000;
  overflow: hidden;
}

canvas {
  display: block;
}

/* ============================================================
   Intro / Main Menu — v2
   ============================================================ */
.intro {
  position: fixed;
  inset: 0;
  z-index: 100;
  overflow: hidden;
  background: #000;
  font-family: 'Segoe UI', Arial, Helvetica, sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
}

.intro-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.intro-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: radial-gradient(ellipse at center, transparent 0%, rgba(0,0,0,0.6) 100%);
}

.intro-content {
  position: relative;
  z-index: 5;
  text-align: center;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1.2s ease, transform 1.2s ease;
}

.intro-content.visible {
  opacity: 1;
  transform: translateY(0);
}

.intro-subtitle {
  font-size: 14px;
  letter-spacing: 8px;
  color: rgba(255,255,255,0.5);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.intro-title {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 16px;
  line-height: 1;
}

.intro-title .gta {
  font-size: 90px;
  font-weight: 900;
  color: #fff;
  letter-spacing: 6px;
  text-shadow: 0 0 40px rgba(232,176,60,0.6), 0 0 80px rgba(232,176,60,0.3);
}

.intro-title .six {
  font-size: 120px;
  font-weight: 900;
  color: #e8b03c;
  text-shadow: 0 0 40px rgba(232,176,60,0.8), 0 0 100px rgba(232,176,60,0.4), 0 4px 0 #b8862a;
}

.intro-title .two {
  font-size: 60px;
  font-weight: 700;
  color: rgba(255,255,255,0.35);
  letter-spacing: 4px;
}

.intro-tagline {
  margin-top: 20px;
  font-size: 15px;
  letter-spacing: 5px;
  color: rgba(255,255,255,0.45);
  text-transform: uppercase;
}

.intro-menu {
  position: absolute;
  z-index: 10;
  right: 6vw;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 10px;
  opacity: 0;
}

.intro-menu button {
  min-width: 200px;
  padding: 14px 28px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 3px;
  cursor: pointer;
  text-align: left;
  transition: all 0.25s ease;
}

.intro-menu button:hover {
  background: rgba(232,176,60,0.2);
  border-color: #e8b03c;
  color: #e8b03c;
  transform: translateX(-6px);
  padding-left: 36px;
}

.intro-menu button:active {
  transform: translateX(-6px) scale(0.98);
}

.skip-intro {
  position: absolute;
  right: 24px;
  bottom: 20px;
  z-index: 20;
  border: 0;
  background: transparent;
  color: rgba(255,255,255,0.35);
  font-size: 12px;
  letter-spacing: 1px;
  cursor: pointer;
  transition: color 0.2s;
}

.skip-intro:hover { color: #fff; }

.intro.menu-ready .intro-menu {
  animation: menuIn 0.7s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

@keyframes menuIn {
  from { opacity: 0; transform: translate(30px, -50%); }
  to { opacity: 1; transform: translate(0, -50%); }
}

.intro.hide {
  animation: introOut 0.6s ease forwards;
}

@keyframes introOut {
  to { opacity: 0; visibility: hidden; }
}

@media (max-width: 700px) {
  .intro-title .gta { font-size: 50px; }
  .intro-title .six { font-size: 70px; }
  .intro-title .two { font-size: 36px; }
  .intro-menu { right: 50%; top: auto; bottom: 14%; transform: translateX(50%); width: min(82vw, 300px); }
  .intro-menu button { width: 100%; text-align: center; }
  .intro-menu button:hover { transform: translateY(-3px); padding-left: 28px; }
}