@import "https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap";:root{color:#eff9ed;font-synthesis:none;--acid:#d7ed75;--red:#ff694c;--fine:#edfbe945;background:#031414;font-family:Space Grotesk,Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}body.waiting{overflow:hidden}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer;background:0 0;border:0}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible{outline:2px solid var(--acid);outline-offset:7px}button{min-height:44px}#world,#fallback,.vignette,#submerged{position:fixed;inset:0}#world canvas{width:100%;height:100%;display:block}#fallback{background:#073231}#fallback img{object-fit:cover;opacity:.8;width:100%;height:100%}#fallback p{font-size:14px;line-height:1.8;position:absolute;bottom:15%;left:3%}.vignette{pointer-events:none;z-index:1;background:linear-gradient(#000d0d61,#0000 35% 65%,#000b0cb3),linear-gradient(90deg,#0008093b,#0000 65%)}#submerged{pointer-events:none;mix-blend-mode:multiply;opacity:0;z-index:2;background:#00676d}header{z-index:8;pointer-events:none;justify-content:space-between;align-items:flex-start;padding:28px 40px;display:flex;position:fixed;inset:0 0 auto}header a,header button{pointer-events:auto}.brand{flex-direction:column;gap:5px;display:flex}.brand strong{letter-spacing:-.7px;font-size:21px}.brand>span{letter-spacing:.4em;font-family:Noto Serif JP,serif;font-size:12px}nav{align-items:center;gap:25px;display:flex}nav button{letter-spacing:.06em;white-space:nowrap;padding:0;font-size:12px;font-weight:500}nav button:hover{color:var(--acid)}.tiny-dot,.live i{background:var(--red);vertical-align:middle;border-radius:50%;width:5px;height:5px;margin-left:4px;display:inline-block}#sound-state{opacity:.55;margin-left:6px}.sound-bars{color:var(--acid);margin-left:9px;font-size:15px;font-style:normal}#sound[aria-pressed=false] .sound-bars{opacity:.3}main{z-index:3;position:relative}main[inert]{visibility:hidden}.chapter{align-items:center;height:115svh;min-height:660px;padding:0 8%;display:flex;position:relative}.hero{height:100svh;min-height:630px;padding:0 40px;display:block}.hero-top{justify-content:space-between;align-items:center;display:flex;position:absolute;top:133px;left:40px;right:40px}.eyebrow,.caption,.live,.coordinates,.scroll-cue,.intro-meta,.intro-footer,footer{letter-spacing:.12em;font-size:12px;line-height:1.7}.live{letter-spacing:.13em;font-size:13px}.live i{background:var(--acid);margin:0 10px 2px 0;box-shadow:0 0 12px #d7ed75}.hero-title{pointer-events:none;width:52%;position:absolute;top:25%;left:6%}.hero-title>p{letter-spacing:.2em;margin:0 0 20px 4px;font-family:Noto Serif JP,serif;font-size:14px}.hero h1{letter-spacing:-.065em;text-shadow:0 4px 35px #07222350;margin:0;font-family:Noto Serif JP,serif;font-size:clamp(90px,11.8vw,190px);font-weight:600;line-height:1.12;position:relative}.hero h1 span{margin-left:1.02em;display:block}.hero h1 b{margin-left:20px;font-family:Arial;font-size:22px;font-weight:400;position:absolute;top:6px}.title-baseline{border-top:1px solid var(--fine);justify-content:space-between;align-items:center;gap:12px;margin-top:25px;padding-top:14px;display:flex}.title-baseline>span:first-child{letter-spacing:.02em;font-size:22px}.title-baseline>span:last-child{letter-spacing:.1em;font-size:10px}.hero-bottom{justify-content:space-between;align-items:flex-end;display:flex;position:absolute;bottom:30px;left:40px;right:40px}.hero-bottom p{letter-spacing:.15em;margin:0;font-family:Noto Serif JP,serif;font-size:18px;line-height:1.8}.scroll-cue{align-items:center;gap:28px;display:flex}.scroll-cue b{border:1px solid var(--fine);border-radius:50%;place-items:center;width:48px;height:48px;font-size:24px;font-weight:400;display:grid}.coordinates{text-align:right;opacity:.65;font-size:11px}.chapter-copy{text-shadow:0 4px 35px #001b1b;max-width:800px}.chapter h2{letter-spacing:.025em;margin:28px 0;font-family:Noto Serif JP,serif;font-size:clamp(36px,5.8vw,88px);font-weight:400;line-height:1.55}.chapter-copy>p{letter-spacing:.14em;font-family:Noto Serif JP,serif;font-size:16px;line-height:2.2}.caption{opacity:.6;margin-top:30px;display:block}.align-right{justify-content:flex-end;padding-right:9%}.align-right .chapter-copy{max-width:620px}.pulse-button{border-bottom:1px solid var(--fine);justify-content:space-between;width:220px;margin-top:30px;padding:15px 0;font-size:14px;display:flex}.pulse-button:hover{color:var(--acid)}.chapter h2.english-copy{letter-spacing:-.06em;font-family:Space Grotesk,sans-serif;font-size:clamp(46px,7.8vw,116px);font-weight:400;line-height:1.08}.english-copy em{color:var(--acid);font-style:normal}.final-chapter{text-align:center;justify-content:center;height:110svh}.final-chapter h2{letter-spacing:-.075em;margin:30px 0 10px;font-family:Space Grotesk,sans-serif;font-size:clamp(45px,9.5vw,144px)}.final-chapter p{letter-spacing:.14em;font-family:Noto Serif JP,serif;font-size:14px}.return{border-bottom:1px solid var(--fine);margin-top:50px;padding:16px;font-size:13px;display:inline-block}footer{opacity:.6;justify-content:space-between;font-size:11px;display:flex;position:absolute;bottom:30px;left:40px;right:40px}#depth-meter{z-index:5;opacity:.6;flex-direction:column;align-items:center;gap:12px;font-size:11px;display:flex;position:fixed;top:44%;right:24px}#depth-meter>div{background:#ffffff30;width:1px;height:90px}#depth-fill{background:var(--acid);width:1px;height:0;display:block}#shock{z-index:10;letter-spacing:.2em;color:var(--acid);opacity:0;pointer-events:none;font-family:Noto Serif JP,serif;font-size:26px;position:fixed;top:50%;left:50%;transform:rotate(-12deg)}#intro{z-index:20;background:#030707;place-items:center;display:grid;position:fixed;inset:0}.intro-meta{color:#69837c;justify-content:space-between;font-size:11px;display:flex;position:absolute;top:35px;left:40px;right:40px}.intro-center{text-align:center}.intro-symbol{color:var(--acid);font-size:36px;font-weight:300}.intro-center p{letter-spacing:.14em;margin:32px 0;font-family:Noto Serif JP,serif;font-size:20px}.intro-center button{letter-spacing:.2em;border:1px solid #82948770;justify-content:space-between;align-items:center;width:190px;height:57px;margin:0 auto;padding:0 24px;font-size:12px;transition:background .2s,color .2s;display:flex}.intro-center button:hover{background:var(--acid);color:#031414}.intro-center small{color:#75867f;margin-top:26px;font-size:11px;display:block}.intro-footer{color:#69837c;font-size:10px;position:absolute;bottom:35px}dialog{color:#eaf0dd;background:#0c2321;border:1px solid #52776a;width:calc(100% - 40px);max-width:580px;padding:50px;box-shadow:0 20px 100px #0008}dialog::backdrop{backdrop-filter:blur(12px);background:#001210ba}dialog h2{margin:27px 0;font-family:Noto Serif JP,serif;font-size:28px;font-weight:400}dialog p{color:#c3d2c7;font-size:15px;line-height:2.1}dialog a{border-bottom:1px solid #738a7b}#close-dialog{font-size:22px;position:absolute;top:12px;right:18px}.noscript{z-index:30;background:#031414;width:100%;padding:16px;position:fixed;bottom:0}@media (width>=1500px){.hero-title{width:48%}}@media (width<=800px){header{padding:22px}.brand strong{font-size:17px}nav{gap:16px}nav button{font-size:10px}nav button[data-dialog=how],.sound-bars{display:none}.hero{padding:0 22px}.hero-top{top:116px;left:22px;right:22px}.hero-top .eyebrow{font-size:9px}.live{font-size:10px}.hero-title{width:80%;top:26%;left:7%}.hero h1{font-size:clamp(90px,20vw,150px)}.hero-title>p{letter-spacing:.12em;font-size:11px}.title-baseline>span:first-child{font-size:18px}.title-baseline>span:last-child{font-size:8px}.hero-bottom{bottom:30px;left:22px;right:22px}.hero-bottom p{font-size:14px}.coordinates{display:none}.scroll-cue{gap:15px;font-size:9px}.scroll-cue b{width:40px;height:40px}.chapter{min-height:620px;padding:0 8%}.chapter h2{font-size:clamp(34px,8vw,64px)}.chapter-copy>p{font-size:14px}.align-right{justify-content:flex-start}.chapter h2.english-copy{font-size:clamp(42px,10vw,76px)}.final-chapter h2{font-size:13vw}.final-chapter p{font-size:11px}footer{gap:15px;font-size:8px;left:22px;right:22px}#depth-meter{font-size:9px;right:12px}.intro-meta{font-size:8px;left:22px;right:22px}.intro-meta span:last-child{display:none}dialog{padding:36px 28px}.intro-center p{font-size:17px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}
