:root{
  --bg0:#05070b;
  --bg1:#07101f;
  --text:rgba(255,255,255,0.92);
  --muted:rgba(255,255,255,0.66);
  --border:rgba(255,255,255,0.10);
  --shadow: 0 22px 80px rgba(0,0,0,0.55);

  --alpha: rgba(34,197,94,0.85);
  --alpha2: rgba(34,211,238,0.60);

  --quantum: rgba(99,102,241,0.85);
  --quantum2: rgba(34,211,238,0.55);

  --radius: 26px;
  --font-display: 'Outfit', system-ui, -apple-system, Segoe UI, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, Segoe UI, sans-serif;

  /* Parallax state (set by JS) */
  --rx: 0deg;
  --ry: 0deg;
  --tx: 0px;
  --ty: 0px;
  --scroll: 0px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  color:var(--text);
  font-family: var(--font-body);
  background: linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x:hidden;
}
a{color:inherit; text-decoration:none}

.bg{position:fixed; inset:0; z-index:-1; pointer-events:none;}
.orb{position:absolute; width: 720px; height: 720px; border-radius: 999px; filter: blur(24px); opacity: 0.9; mix-blend-mode: screen;}
.o1{left:-220px; top:-280px; background: radial-gradient(circle at 30% 30%, rgba(34,197,94,0.22), transparent 55%);}
.o2{right:-260px; top:-320px; background: radial-gradient(circle at 30% 30%, rgba(99,102,241,0.20), transparent 55%);}
.o3{left:25%; bottom:-520px; width: 920px; height: 920px; background: radial-gradient(circle at 30% 30%, rgba(34,211,238,0.12), transparent 60%);}

.bg::after{
  /* Aurora sweep layer */
  content:"";
  position:absolute;
  inset:-40%;
  background:
    conic-gradient(from 200deg at 18% 15%, rgba(34,197,94,0.12), transparent 42%, rgba(34,211,238,0.10), transparent 70%, rgba(99,102,241,0.08)),
    radial-gradient(1200px 680px at 30% 10%, rgba(34,197,94,0.10), transparent 62%),
    radial-gradient(1200px 680px at 75% 5%, rgba(99,102,241,0.10), transparent 62%);
  opacity: 0.85;
  mix-blend-mode: screen;
  transform: translateY(var(--scroll));
  animation: aurora-sweep 14s cubic-bezier(0.16, 1, 0.3, 1) infinite alternate;
}

.bg::before{
  /* Subtle vignette + depth */
  content:"";
  position:absolute;
  inset:-10%;
  background: radial-gradient(1200px 700px at 50% 25%, rgba(0,0,0,0.0), rgba(0,0,0,0.55) 70%, rgba(0,0,0,0.72));
  opacity: 0.95;
}

.orb{transform: translateY(calc(var(--scroll) * 0.8));}
.o1{transform: translateY(calc(var(--scroll) * 0.6));}
.o2{transform: translateY(calc(var(--scroll) * 0.7));}
.o3{transform: translateY(calc(var(--scroll) * 0.9));}

.grid{
  position:absolute; inset:-40%;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 70px 70px;
  transform: perspective(800px) rotateX(55deg);
  opacity: 0.30;
  transform: perspective(800px) rotateX(55deg) translateY(calc(var(--scroll) * 0.4));
}

.stars{
  position:absolute; inset:-20%;
  background:
    radial-gradient(circle at 12% 20%, rgba(255,255,255,0.20) 0 1px, transparent 2px),
    radial-gradient(circle at 78% 18%, rgba(255,255,255,0.16) 0 1px, transparent 2px),
    radial-gradient(circle at 42% 75%, rgba(255,255,255,0.14) 0 1px, transparent 2px),
    radial-gradient(circle at 86% 66%, rgba(255,255,255,0.12) 0 1px, transparent 2px),
    radial-gradient(circle at 20% 84%, rgba(255,255,255,0.10) 0 1px, transparent 2px);
  opacity: 0.8;
  animation: twinkle 6s ease-in-out infinite alternate;
}

.top{
  max-width: 1160px;
  margin: 0 auto;
  padding: 26px 18px 0;
}
.brand{display:flex; gap:14px; align-items:center;}
.mark{
  width: 52px; height: 52px;
  display:flex; align-items:center; justify-content:center;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.05);
  box-shadow: 0 18px 60px rgba(0,0,0,0.35);
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: rgba(34,211,238,0.85);
}
.meta .title{font-family: var(--font-display); font-weight: 900; letter-spacing:-0.03em; font-size: clamp(1.6rem, 3.5vw, 2.2rem);}
.meta .sub{color: var(--muted); margin-top: 4px; font-weight: 600;}

.wrap{max-width: 1160px; margin: 0 auto; padding: 18px 18px 44px;}
.portal{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 22px;
  transform-style: preserve-3d;
  perspective: 1000px;
  transform: translate3d(var(--tx), var(--ty), 0) rotateX(var(--rx)) rotateY(var(--ry));
  transition: transform 120ms ease-out;
}
@media (max-width: 1280px){
  .portal{grid-template-columns: 1fr 1fr;}
}
@media (max-width: 920px){
  .portal{grid-template-columns: 1fr;}
}

.card{
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.03));
  box-shadow: var(--shadow);
  padding: 18px;
  position: relative;
  overflow:hidden;
  transform: translateY(0);
  transition: transform 220ms cubic-bezier(0.16, 1, 0.3, 1), border-color 220ms, box-shadow 220ms, background 220ms;
}
.card::before{
  content:"";
  position:absolute; inset:-2px;
  opacity: 0.0;
  transition: opacity 220ms;
  pointer-events:none;
}
.card::after{
  /* Energy pulse ring */
  content:"";
  position:absolute;
  inset:-30%;
  border-radius: 999px;
  opacity: 0;
  pointer-events:none;
  transform: scale(0.72);
  filter: blur(0px);
}
.card:hover{transform: translateY(-4px);}
.card:hover::before{opacity: 1;}
.card:hover::after{
  opacity: 1;
  animation: pulse 1200ms cubic-bezier(0.16, 1, 0.3, 1) infinite;
}

.card-top{display:flex; justify-content:space-between; gap:12px; align-items:center;}
.badge{
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.78rem;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(0,0,0,0.25);
}
.tag{color: var(--muted); font-weight: 650; font-size: 0.95rem;}

.logo{
  margin-top: 16px;
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(0,0,0,0.20);
  padding: 12px;
}
.logo img{
  width: 100%;
  height: auto;
  display:block;
  border-radius: 18px;
  box-shadow: 0 26px 90px rgba(0,0,0,0.50);
}

.card-bottom{margin-top: 16px;}
.name{font-family: var(--font-display); font-weight: 950; letter-spacing:-0.03em; font-size: 1.55rem;}
.desc{color: rgba(255,255,255,0.74); margin-top: 8px; line-height: 1.6;}
.cta{
  margin-top: 16px;
  display:inline-flex; align-items:center; gap:10px;
  padding: 12px 16px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06);
  font-weight: 800;
  box-shadow: 0 18px 50px rgba(0,0,0,0.22);
}
.arrow{opacity:0.9}
.card:hover .cta{background: rgba(255,255,255,0.10)}
.card:hover .arrow{transform: translateX(2px); transition: transform 180ms ease-out;}

.quantum .badge{color: rgba(255,255,255,0.92);}
.quantum::before{
  background: radial-gradient(900px 500px at 20% 0%, rgba(99,102,241,0.20), transparent 55%),
              radial-gradient(700px 520px at 85% 20%, rgba(34,211,238,0.12), transparent 60%);
}
.quantum:hover{border-color: rgba(99,102,241,0.42); box-shadow: 0 28px 110px rgba(0,0,0,0.62);}
.quantum::after{
  background: radial-gradient(circle at 50% 50%, rgba(99,102,241,0.38), transparent 55%),
              radial-gradient(circle at 50% 50%, rgba(34,211,238,0.18), transparent 70%);
}

.alpha .badge{color: rgba(255,255,255,0.92);}
.alpha::before{
  background: radial-gradient(900px 500px at 20% 0%, rgba(34,197,94,0.20), transparent 55%),
              radial-gradient(700px 520px at 85% 20%, rgba(34,211,238,0.10), transparent 60%);
}
.alpha:hover{border-color: rgba(34,197,94,0.42); box-shadow: 0 28px 110px rgba(0,0,0,0.62);}
.alpha::after{
  background: radial-gradient(circle at 50% 50%, rgba(34,197,94,0.38), transparent 55%),
              radial-gradient(circle at 50% 50%, rgba(34,211,238,0.16), transparent 70%);
}

.foot{margin-top: 16px;}
.hint{color: rgba(255,255,255,0.58); font-size: 0.95rem;}

@keyframes aurora-sweep{
  0%{ transform: translate3d(-1.2%, -0.6%, 0) scale(1.02) translateY(var(--scroll)); filter: hue-rotate(0deg) blur(0px); }
  100%{ transform: translate3d(1.2%, 0.6%, 0) scale(1.06) translateY(var(--scroll)); filter: hue-rotate(12deg) blur(1px); }
}

@keyframes twinkle{
  0%{ opacity: 0.55; filter: brightness(1); }
  100%{ opacity: 0.95; filter: brightness(1.15); }
}

@keyframes pulse{
  0%{ transform: scale(0.72); opacity: 0.0; }
  20%{ opacity: 0.55; }
  100%{ transform: scale(1.05); opacity: 0.0; }
}




.education .badge{color: rgba(255,255,255,0.92);}
.education::before{
  background: radial-gradient(900px 500px at 20% 0%, rgba(34,211,238,0.16), transparent 55%),
              radial-gradient(700px 520px at 85% 20%, rgba(245,158,11,0.10), transparent 60%);
}
.education:hover{border-color: rgba(34,211,238,0.42); box-shadow: 0 28px 110px rgba(0,0,0,0.62);}
.education::after{
  background: radial-gradient(circle at 50% 50%, rgba(34,211,238,0.34), transparent 55%),
              radial-gradient(circle at 50% 50%, rgba(245,158,11,0.16), transparent 70%);
}


.academy .badge{color: rgba(255,255,255,0.92);}
.academy::before{
  background: radial-gradient(900px 500px at 20% 0%, rgba(34,211,238,0.18), transparent 55%),
              radial-gradient(700px 520px at 85% 20%, rgba(245,158,11,0.12), transparent 60%);
}
.academy:hover{border-color: rgba(34,211,238,0.42); box-shadow: 0 28px 110px rgba(0,0,0,0.62);}
.academy::after{
  background: radial-gradient(circle at 50% 50%, rgba(34,211,238,0.34), transparent 55%),
              radial-gradient(circle at 50% 50%, rgba(245,158,11,0.16), transparent 70%);
}