*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
body{background:radial-gradient(circle at center,#0A2E3A,#061E28);font-family:'Zen Maru Gothic',sans-serif;font-weight:400;font-size:15px;line-height:1.78;color:#8ECECE;min-height:100vh;overflow-x:hidden}
.top-nav{position:fixed;top:16px;left:50%;transform:translateX(-50%);z-index:100;display:flex;gap:8px;padding:8px 16px;background:rgba(16,80,100,0.4);backdrop-filter:blur(12px);border-radius:50px;border:1px solid rgba(120,220,230,0.15);opacity:0;transition:opacity 0.5s ease}
.top-nav.visible{opacity:1}
.pill{font-size:12px;color:#5AAFAF;text-decoration:none;padding:4px 12px;border-radius:20px;border:1px solid rgba(120,220,230,0.2);transition:all 0.2s;animation:iridescent 6s linear infinite}
.pill:hover{background:rgba(90,175,175,0.2);color:#B8F0F0}
@keyframes iridescent{0%{border-color:rgba(90,175,175,0.2)}33%{border-color:rgba(232,160,200,0.2)}66%{border-color:rgba(184,240,240,0.2)}100%{border-color:rgba(90,175,175,0.2)}}
main{max-width:800px;margin:0 auto;padding:80px 20px}
.hero{text-align:center;padding:60px 0;opacity:0;transform:translateY(20px);transition:all 0.7s ease}
.hero.visible{opacity:1;transform:translateY(0)}
h1{font-weight:700;font-size:36px;color:#B8F0F0;margin-bottom:12px}
.tagline{color:#8ECECE;max-width:500px;margin:0 auto 16px}
.era-label{font-family:'Share Tech Mono',monospace;font-size:11px;letter-spacing:0.06em;text-transform:uppercase;color:#5AAFAF;display:block;margin-bottom:12px}
.bubble-divider{display:flex;justify-content:center;gap:8px;padding:24px 0;align-items:end}
.bubble{display:block;border-radius:50%;border:1px solid rgba(120,220,230,0.2);animation:bubbleFloat 4s ease-in-out infinite}
.b1{width:10px;height:10px;animation-delay:0s}
.b2{width:16px;height:16px;animation-delay:0.5s}
.b3{width:8px;height:8px;animation-delay:1s}
.b4{width:20px;height:20px;animation-delay:1.5s}
.b5{width:6px;height:6px;animation-delay:2s}
@keyframes bubbleFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-15px)}}
.panel{padding:40px;background:rgba(16,80,100,0.25);backdrop-filter:blur(12px);border:1px solid rgba(120,220,230,0.15);border-radius:16px;margin-bottom:16px;opacity:0;transform:translateY(16px);transition:all 0.5s ease}
.panel.visible{opacity:1;transform:translateY(0)}
.mid-depth{transform:scale(0.95) translateY(16px);opacity:0.7}
.mid-depth.visible{transform:scale(0.95) translateY(0);opacity:0.7}
h2{font-weight:700;font-size:24px;color:#B8F0F0;margin-bottom:12px}
@media(max-width:768px){.panel{backdrop-filter:blur(6px)}.mid-depth.visible{transform:scale(1) translateY(0);opacity:1}}