/* =========================================================
   GHOSTMU INTRO 2026 - CINEMATIC AAA
========================================================= */

.gm-intro-v2{
  position:fixed;
  inset:0;
  z-index:999999;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  background:#040202;
  transition:opacity .9s ease, visibility .9s ease;
}

.gm-intro-v2.is-hidden{
  opacity:0;
  visibility:hidden;
  pointer-events:none;
}

.gm-intro-video{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center 05%;
  filter:brightness(.34) contrast(1.12) saturate(1.1);
  transform:scale(1.06);
  animation:gmIntroCamFloat 8s ease-in-out infinite;
}

.gm-intro-vignette,
.gm-intro-fire,
.gm-intro-flash,
.gm-intro-lightning,
.gm-intro-embers,
.gm-intro-reveal{
  position:absolute;
  inset:0;
  pointer-events:none;
}

.gm-intro-vignette{
  background:
    radial-gradient(circle at center, rgba(255,90,20,.08), transparent 28%),
    linear-gradient(180deg, rgba(0,0,0,.14), rgba(0,0,0,.82));
}

.gm-intro-fire{
  background:
    radial-gradient(circle at 50% 95%, rgba(255,120,40,.28), transparent 24%),
    radial-gradient(circle at 40% 92%, rgba(255,60,0,.18), transparent 18%),
    radial-gradient(circle at 60% 92%, rgba(255,170,60,.12), transparent 16%);
  mix-blend-mode:screen;
  animation:gmIntroFireBreath 2.8s ease-in-out infinite;
}

.gm-intro-flash{
  background:
    radial-gradient(circle at 50% 40%, rgba(255,200,120,.06), transparent 24%);
  animation:gmIntroPulseFlash 4.2s ease-in-out infinite;
}

.gm-intro-lightning{
  opacity:0;
  background:
    linear-gradient(110deg,
      transparent 0%,
      transparent 44%,
      rgba(255,255,255,.04) 46%,
      rgba(255,240,210,.22) 48%,
      rgba(255,255,255,.06) 50%,
      transparent 52%,
      transparent 100%);
  mix-blend-mode:screen;
}

.gm-intro-lightning.a{ animation:gmLightningA 5.4s linear infinite; }
.gm-intro-lightning.b{ animation:gmLightningB 7.2s linear infinite; }

.gm-intro-embers{
  overflow:hidden;
}

.gm-intro-embers span{
  position:absolute;
  bottom:-40px;
  width:6px;
  height:6px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(255,220,160,.95) 0%, rgba(255,130,40,.92) 45%, rgba(255,60,0,.2) 100%);
  box-shadow:0 0 16px rgba(255,130,40,.45);
  animation:gmEmberRise linear infinite;
}

.gm-intro-embers span:nth-child(1){left:8%;animation-duration:7s;animation-delay:.4s}
.gm-intro-embers span:nth-child(2){left:14%;animation-duration:6.2s;animation-delay:1.1s}
.gm-intro-embers span:nth-child(3){left:21%;animation-duration:7.6s;animation-delay:1.8s}
.gm-intro-embers span:nth-child(4){left:28%;animation-duration:5.9s;animation-delay:.6s}
.gm-intro-embers span:nth-child(5){left:36%;animation-duration:7.4s;animation-delay:2.3s}
.gm-intro-embers span:nth-child(6){left:44%;animation-duration:6.4s;animation-delay:1.4s}
.gm-intro-embers span:nth-child(7){left:52%;animation-duration:8.2s;animation-delay:.8s}
.gm-intro-embers span:nth-child(8){left:60%;animation-duration:6.1s;animation-delay:1.9s}
.gm-intro-embers span:nth-child(9){left:68%;animation-duration:7.1s;animation-delay:.9s}
.gm-intro-embers span:nth-child(10){left:76%;animation-duration:5.8s;animation-delay:2.1s}
.gm-intro-embers span:nth-child(11){left:84%;animation-duration:7.8s;animation-delay:1.2s}
.gm-intro-embers span:nth-child(12){left:91%;animation-duration:6.5s;animation-delay:2.6s}

.gm-intro-reveal{
  background:
    radial-gradient(circle at 50% 18%, rgba(255,120,40,.32), transparent 14%),
    radial-gradient(circle at 50% 18%, rgba(255,255,255,.06), transparent 9%);
  mix-blend-mode:screen;
  opacity:0;
  animation:gmInfernoReveal 12s ease-in-out forwards;
}

.gm-intro-shock{
  animation:gmIntroShake .55s cubic-bezier(.36,.07,.19,.97) 1 both;
}

.gm-intro-center{
  position:relative;
  z-index:2;
  width:min(980px,92vw);
  height:100vh;
  display:flex;
  align-items:flex-end;
  justify-content:center;
  padding:0 20px 14px;
}

.gm-intro-rune{
  position:absolute;
  border-radius:50%;
  border:1px solid rgba(255,160,70,.14);
  box-shadow:0 0 34px rgba(255,90,30,.14), inset 0 0 24px rgba(255,120,40,.06);
}

.gm-intro-rune.rune-a{
  width:320px;
  height:320px;
  animation:gmIntroSpinA 14s linear infinite;
}

.gm-intro-rune.rune-b{
  width:460px;
  height:460px;
  border-style:dashed;
  animation:gmIntroSpinB 22s linear infinite;
}

.gm-intro-rune.rune-c{
  width:620px;
  height:620px;
  opacity:.5;
  animation:gmIntroPulse 5.2s ease-in-out infinite;
}

.gm-intro-logo-wrap{
  position:relative;
  width:min(780px,92vw);
  max-width:calc(100vw - 40px);
  padding:30px 36px;
  border-radius:30px;
  text-align:center;
  background:linear-gradient(180deg, rgba(22,10,8,.72), rgba(8,6,6,.42));
  border:1px solid rgba(255,170,80,.14);
  backdrop-filter:blur(12px);
  box-shadow:
    0 22px 80px rgba(0,0,0,.58),
    0 0 80px rgba(255,90,20,.12);
  overflow:hidden;
  transform:translateY(8px);
}

.gm-intro-logo-wrap:before{
  content:"";
  position:absolute;
  inset:0;
  border-radius:30px;
  background:linear-gradient(135deg, rgba(255,160,70,.06), transparent 30%, transparent 70%, rgba(255,120,40,.04));
  pointer-events:none;
}

.gm-intro-logo-wrap:after{
  content:"";
  position:absolute;
  left:10%;
  right:10%;
  top:0;
  height:1px;
  background:linear-gradient(90deg, transparent, rgba(255,190,100,.2), transparent);
}

.gm-intro-kicker{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:8px 16px;
  border-radius:999px;
  border:1px solid rgba(255,200,120,.18);
  color:#ffd08a;
  background:rgba(255,150,40,.08);
  font-size:.74rem;
  font-weight:800;
  letter-spacing:.14em;
  text-transform:uppercase;
}

.gm-intro-kicker:before{
  content:"";
  width:8px;
  height:8px;
  border-radius:50%;
  background:#ffb347;
  box-shadow:0 0 14px rgba(255,179,71,.55);
}

.gm-intro-title{
  margin:22px 0 0;
  color:#fff2e6;
  font-size:clamp(3.3rem,7vw,6rem);
  line-height:.92;
  text-shadow:
    0 0 18px rgba(255,180,100,.16),
    0 0 54px rgba(255,90,20,.26),
    0 8px 28px rgba(0,0,0,.58);
  animation:gmIntroGlow 2.5s ease-in-out infinite;
}

.gm-intro-sub{
  margin:18px 0 0;
  color:#e4c8b0;
  font-size:1.06rem;
  line-height:1.8;
}

.gm-intro-skip-corner{
  position:absolute;
  right:24px;
  bottom:20px;
  z-index:5;
  min-height:46px;
  padding:0 18px;
  border-radius:14px;
  border:1px solid rgba(255,170,80,.18);
  background:rgba(18,10,10,.72);
  color:#ffd09a;
  font-weight:800;
  cursor:pointer;
  transition:.2s ease;
}

.gm-intro-skip-corner:hover{
  background:rgba(30,14,12,.88);
  box-shadow:0 0 18px rgba(255,160,70,.14);
}

@keyframes gmIntroCamFloat{
  0%{transform:scale(1.06) translate3d(0,0,0)}
  50%{transform:scale(1.08) translate3d(0,-6px,0)}
  100%{transform:scale(1.06) translate3d(0,0,0)}
}

@keyframes gmIntroShake{
  10%,90%{transform:translate3d(-1px,0,0)}
  20%,80%{transform:translate3d(2px,0,0)}
  30%,50%,70%{transform:translate3d(-3px,0,0)}
  40%,60%{transform:translate3d(3px,0,0)}
}

@keyframes gmIntroFireBreath{
  0%{opacity:.65;transform:translateY(0) scale(1)}
  50%{opacity:1;transform:translateY(-8px) scale(1.06)}
  100%{opacity:.65;transform:translateY(0) scale(1)}
}

@keyframes gmIntroPulseFlash{
  0%{opacity:.18}
  50%{opacity:.42}
  100%{opacity:.18}
}

@keyframes gmLightningA{
  0%,90%,100%{opacity:0}
  91%{opacity:.85}
  92%{opacity:.1}
  93%{opacity:.65}
  94%{opacity:0}
}
@keyframes gmLightningB{
  0%,76%,100%{opacity:0}
  77%{opacity:.7}
  78%{opacity:.06}
  79%{opacity:.5}
  80%{opacity:0}
}

@keyframes gmEmberRise{
  0%{transform:translateY(0) translateX(0) scale(.7);opacity:0}
  10%{opacity:1}
  100%{transform:translateY(-110vh) translateX(30px) scale(1.3);opacity:0}
}

@keyframes gmInfernoReveal{
  0%{opacity:0;transform:scale(.92)}
  12%{opacity:.08}
  24%{opacity:.24}
  50%{opacity:.12}
  100%{opacity:0;transform:scale(1.04)}
}

@keyframes gmIntroSpinA{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}
@keyframes gmIntroSpinB{from{transform:rotate(360deg)}to{transform:rotate(0deg)}}
@keyframes gmIntroPulse{0%{transform:scale(1);opacity:.42}50%{transform:scale(1.03);opacity:.7}100%{transform:scale(1);opacity:.42}}
@keyframes gmIntroGlow{
  0%{text-shadow:0 0 18px rgba(255,180,100,.16),0 0 54px rgba(255,90,20,.22),0 8px 28px rgba(0,0,0,.58)}
  50%{text-shadow:0 0 24px rgba(255,210,130,.24),0 0 68px rgba(255,90,20,.34),0 8px 28px rgba(0,0,0,.58)}
  100%{text-shadow:0 0 18px rgba(255,180,100,.16),0 0 54px rgba(255,90,20,.22),0 8px 28px rgba(0,0,0,.58)}
}

@media(max-width:768px){
  .gm-intro-video{object-position:center 42%}
  .gm-intro-center{padding:0 14px 34px}
  .gm-intro-logo-wrap{width:min(94vw,520px);padding:22px 18px}
  .gm-intro-title{font-size:clamp(2.5rem,10vw,3.8rem)}
  .gm-intro-sub{font-size:.95rem;line-height:1.7}
  .gm-intro-rune.rune-a{width:240px;height:240px}
  .gm-intro-rune.rune-b{width:340px;height:340px}
  .gm-intro-rune.rune-c{width:440px;height:440px}
  .gm-intro-skip-corner{right:14px;bottom:14px;padding:10px 14px;font-size:.82rem}
}