*{box-sizing:border-box}html{background:#0e1f2d;color:#dfe6e3;font-family:"Helvetica Neue",Arial,'PingFang SC','Hiragino Sans',sans-serif}body{margin:0;height:500vh;background:radial-gradient(120% 90% at 50% 40%,#1a3346 0%,#0f2231 55%,#081521 100%) fixed}canvas{position:fixed;inset:0;display:block;touch-action:pan-y;cursor:grab}canvas:active{cursor:grabbing}
:root{--pad:42px;--dim:#8ea6ad;--line:#8ea6ad55}
header{position:fixed;top:30px;left:var(--pad);right:var(--pad);display:flex;justify-content:space-between;align-items:flex-start;pointer-events:none;z-index:2}
.brand{display:flex;gap:12px;align-items:center;color:#e8efe9;text-decoration:none;pointer-events:auto}.brand span{display:flex;flex-direction:column;font-size:11px;letter-spacing:3px}.brand em{font-style:normal;font-size:8px;letter-spacing:2px;color:var(--dim);margin-top:4px}
.meta{display:flex;gap:26px}.meta span{display:flex;flex-direction:column;padding-left:18px;border-left:1px solid var(--line)}.meta span:first-child{border:0;padding-left:0}.meta b{font-weight:400;font-size:11px;letter-spacing:2px}.meta em{font-style:normal;font-size:7.5px;letter-spacing:2px;color:var(--dim);margin-top:5px}
.rail{position:fixed;left:26px;top:50%;transform:translateY(-50%) rotate(180deg);writing-mode:vertical-rl;font-size:7.5px;letter-spacing:4px;color:#5f7b85;pointer-events:none}
main{position:fixed;left:var(--pad);bottom:150px;max-width:520px;pointer-events:none;z-index:2}
.chapter{display:flex;align-items:center;gap:12px;margin:0;font-size:8px;letter-spacing:3px;color:var(--dim)}.chapter i{width:38px;height:1px;background:var(--line)}
.jp{font-size:9px;letter-spacing:2px;color:#9fb4b9;margin:24px 0 10px}
h1{font-size:30px;line-height:1.28;font-weight:300;letter-spacing:.3px;margin:0;color:#f1f4ee;text-shadow:0 2px 24px #0a1a26}h1.big{font-size:32px;letter-spacing:2px;text-transform:uppercase;font-weight:300}
.description{font-size:10px;line-height:1.9;color:#a9bcbf;margin:16px 0 0;letter-spacing:.5px}
.again{pointer-events:auto;margin-top:18px;background:none;border:0;border-bottom:1px solid #c8d5c9;color:#eef2ea;padding:0 0 6px;font-size:11px;letter-spacing:1.5px;cursor:pointer}.again b{font-weight:400;margin-left:6px}
nav{position:fixed;right:var(--pad);top:50%;transform:translateY(-50%);display:grid;gap:14px;justify-items:end;z-index:2}
nav button{background:none;border:0;padding:6px 0;display:flex;align-items:center;gap:10px;color:#5f7b85;cursor:pointer;font-size:8px;letter-spacing:2px}nav button::after{content:"";width:4px;height:4px;border-radius:50%;background:currentColor;opacity:.7}nav button b{font-weight:400;opacity:0;transition:.3s}nav button[aria-current=step]{color:#eef2ea}nav button[aria-current=step] b{opacity:1}nav button[aria-current=step]::after{box-shadow:0 0 0 3px #eef2ea33}
aside{position:fixed;right:var(--pad);bottom:96px;display:flex;gap:6px;z-index:2}aside button{border:1px solid var(--line);background:#0e1f2d90;color:#b7c8c7;padding:7px 11px;border-radius:2px;cursor:pointer;backdrop-filter:blur(10px);font-size:9.5px;letter-spacing:1px}aside button:hover,aside button[aria-pressed=true]{background:#a6c3b622;color:#f2ebce;border-color:#b3c9b68c}
footer{position:fixed;left:var(--pad);right:var(--pad);bottom:30px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding-top:16px;border-top:1px solid var(--line);font-size:7.5px;letter-spacing:2.5px;color:var(--dim);z-index:2}footer i{font-style:normal;margin:0 12px;opacity:.6}footer .c{display:flex;align-items:center;color:#c9d6d2}footer .dot{width:4px;height:4px;border-radius:50%;background:#e2c288;margin-right:10px;box-shadow:0 0 8px #e2c288}footer .r{display:flex;justify-content:flex-end;gap:22px}footer button{background:none;border:0;color:var(--dim);font-size:7.5px;letter-spacing:2.5px;cursor:pointer;padding:4px 0}footer button[aria-pressed=true]{color:#eef2ea}
button:focus-visible,a:focus-visible{outline:2px solid #ffe4ad;outline-offset:4px}
.progress{position:fixed;left:0;bottom:0;height:1px;background:#c9d6b8;z-index:2}
.toast{position:fixed;bottom:140px;left:50%;transform:translateX(-50%);font-size:11px;letter-spacing:1px;background:#0b1d2add;border:1px solid #6f8f8a;padding:11px 20px;border-radius:3px;opacity:0;transition:opacity .3s;pointer-events:none;white-space:nowrap;z-index:3}.toast.show{opacity:1}
.loading{position:fixed;inset:0;z-index:5;display:grid;place-content:center;justify-items:center;gap:14px;background:#0e1f2d;transition:opacity .8s}.loading.out{opacity:0;pointer-events:none}.loading b{font-weight:300;font-size:12px;letter-spacing:6px}.loading i{font-style:normal;font-size:34px;font-weight:200;letter-spacing:2px}.loading span{font-size:8px;letter-spacing:3px;color:var(--dim)}
.story{position:relative;z-index:4;max-width:560px;margin:120px auto;padding:0 24px;line-height:1.9;font-size:14px}.story h2{font-weight:400;font-size:15px;letter-spacing:2px;margin:32px 0 6px}.story .credit{font-size:11px;color:var(--dim)}
@media(max-width:650px){:root{--pad:20px}header{top:20px}.meta{display:none}.rail{display:none}main{bottom:128px;max-width:80vw}h1,h1.big{font-size:21px}.jp{margin:14px 0 6px}nav{right:14px;gap:8px}nav button b{display:none}aside{left:20px;right:auto;bottom:88px;flex-wrap:wrap}aside button{padding:7px 9px;font-size:9px}footer{grid-template-columns:1fr auto;font-size:7px;bottom:20px}footer .l{display:none}footer .c{justify-self:start}.toast{bottom:190px;max-width:92vw;font-size:11px}}