:root{
  --night:#140a26; --night-2:#1d1036; --panel:#21133f; --ink:#f7f2ff; --mut:#b9add6; --line:rgba(247,242,255,.12);
  --red:#ff2d4a; --blue:#2f6bff; --violet:#9b4dff; --maroon:#6e2a1c; --maroon-l:#c86a3e;
  --ease-out:cubic-bezier(.23,1,.32,1); --ease-snap:cubic-bezier(.2,1.6,.4,1);
  --font-d:"Dela Gothic One",ui-sans-serif,system-ui,sans-serif;
  --font:"Geist",ui-sans-serif,system-ui,sans-serif;
  --mono:"Geist Mono",ui-monospace,monospace;
  --cut:22px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:radial-gradient(1200px 700px at 85% -10%,#2a1a6e 0%,transparent 60%),radial-gradient(900px 600px at -10% 30%,#3a1230 0%,transparent 60%),var(--night);
  color:var(--ink);font:400 16px/1.6 var(--font);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none;-webkit-tap-highlight-color:transparent}
img{display:block;max-width:100%;height:auto}
i[class^="ph"]{line-height:1}
main,footer{max-width:1240px;margin:0 auto;padding:0 24px}
section{padding:110px 0}

/* manga halftone overlay (fixed, non-interactive) */
.halftone{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.25;
  background-image:radial-gradient(rgba(255,255,255,.08) 1px,transparent 1.4px);background-size:8px 8px}
main,footer,.nav-wrap{position:relative;z-index:1}
.nav-wrap{z-index:20}

.progress{position:fixed;top:0;left:0;right:0;height:4px;z-index:30;background:linear-gradient(90deg,var(--red),var(--violet),var(--blue));transform-origin:0 50%;transform:scaleX(0)}
@supports (animation-timeline:scroll()){.progress{animation:prog linear both;animation-timeline:scroll(root)}}
@keyframes prog{to{transform:scaleX(1)}}

/* type */
h1,.h2,h3,.name,.brand{font-family:var(--font-d);font-weight:400;letter-spacing:-.01em}
h1{font-size:clamp(40px,5.6vw,76px);line-height:1.04;margin:22px 0 22px;text-wrap:balance}
h1 em{font-style:normal;color:var(--red);position:relative;display:inline-block;text-shadow:4px 4px 0 var(--blue)}
.h2{font-size:clamp(30px,3.8vw,50px);line-height:1.1;max-width:22ch;margin-bottom:48px;text-wrap:balance}
.hl-red{color:var(--red)}.hl-blue{color:#6f9bff}
h3{font-size:21px;line-height:1.2}
.lead{font-size:clamp(17px,1.5vw,19px);color:var(--mut);max-width:44ch}
.ribbon{display:inline-block;background:var(--red);color:#fff;font:600 13px var(--mono);letter-spacing:.12em;text-transform:uppercase;padding:8px 18px;
  clip-path:polygon(10px 0,100% 0,calc(100% - 10px) 100%,0 100%);transform:rotate(-2deg)}
.tag{display:inline-block;background:var(--c,var(--red));color:#fff;font:600 12px var(--mono);letter-spacing:.12em;text-transform:uppercase;padding:5px 12px;
  clip-path:polygon(8px 0,100% 0,calc(100% - 8px) 100%,0 100%)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:12px;padding:15px 26px;font:700 16px var(--font);white-space:nowrap;
  clip-path:polygon(12px 0,100% 0,calc(100% - 12px) 100%,0 100%);transition:transform 160ms var(--ease-out),filter 200ms ease}
.btn i{font-size:20px}
.btn:active{transform:scale(.97)}
.btn-red{background:var(--red);color:#fff;box-shadow:inset 0 -4px 0 rgba(0,0,0,.25)}
.btn-line{background:rgba(255,255,255,.06);color:var(--ink);outline:2px solid var(--line);outline-offset:-2px}
.btn-sm{padding:10px 18px;font-size:14px}.btn-sm i{font-size:18px}
.btn-lg{padding:20px 34px;font-size:18px}
@media (hover:hover) and (pointer:fine){
  .btn:hover{transform:translate(-2px,-2px);filter:drop-shadow(4px 4px 0 var(--blue))}
  .btn-line:hover{filter:drop-shadow(4px 4px 0 var(--red))}
}
.link{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:#fff;border-bottom:3px solid var(--c,var(--red));padding-bottom:2px}
.link i{transition:transform 220ms var(--ease-out)}
@media (hover:hover){.link:hover i{transform:translate(2px,-2px)}}

/* nav */
.nav-wrap{position:fixed;inset:14px 0 auto;display:flex;justify-content:center;padding:0 12px;padding-top:env(safe-area-inset-top)}
.nav{display:flex;align-items:center;gap:26px;padding:6px 6px 6px 20px;background:rgba(20,10,38,.72);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:2px solid var(--line);clip-path:polygon(14px 0,100% 0,calc(100% - 14px) 100%,0 100%)}
.brand{font-size:20px}.brand span{color:var(--red)}
.nav-links{display:flex;gap:22px;font-weight:600;font-size:14.5px;color:var(--mut)}
.nav-links a{transition:color 200ms ease}
@media (hover:hover){.nav-links a:hover{color:#fff}}

/* hero */
.hero{position:relative;overflow:clip;overflow-clip-margin:200px;min-height:100dvh;display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:40px;padding-top:110px}
.speed{position:absolute;left:50%;top:50%;width:1500px;height:1500px;contain:strict;transform:translate(-50%,-50%);pointer-events:none;z-index:-1;opacity:.5;
  background:repeating-conic-gradient(from 0deg,rgba(255,255,255,.07) 0deg .7deg,transparent .7deg 6deg);
  mask-image:radial-gradient(circle,transparent 16%,#000 34%,transparent 62%);will-change:transform}
@media (prefers-reduced-motion:no-preference){.speed{animation:spinS 90s linear infinite}}
@keyframes spinS{to{transform:translate(-50%,-50%) rotate(360deg)}}
.kanji{position:absolute;right:-10px;top:90px;z-index:-1;font:400 clamp(140px,22vw,300px)/1 var(--font-d);color:transparent;-webkit-text-stroke:2px rgba(155,77,255,.28);pointer-events:none;user-select:none}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-visual{position:relative;height:540px;transform-style:preserve-3d;transition:transform 600ms var(--ease-out)}
.frame{position:absolute;background:#0c0618;border:3px solid #fff;overflow:hidden}
.f-main{inset:50px 0 auto 10px;clip-path:polygon(0 4%,100% 0,97% 100%,3% 96%);box-shadow:none;filter:drop-shadow(10px 10px 0 var(--red))}
.f-main img{width:100%}
.f-a{width:168px;right:-8px;bottom:-6px;border-radius:24px;filter:drop-shadow(-8px 8px 0 var(--blue));transform:rotate(6deg)}
.f-b{width:148px;left:-18px;bottom:-24px;border-radius:22px;filter:drop-shadow(8px 8px 0 var(--violet));transform:rotate(-8deg)}
.burst{position:absolute;top:8px;right:18%;background:#ffe14d;color:#140a26;font:400 18px var(--font-d);padding:14px 18px;transform:rotate(8deg);
  clip-path:polygon(50% 0,61% 22%,86% 9%,79% 34%,100% 42%,80% 56%,93% 80%,67% 74%,58% 100%,45% 78%,20% 92%,24% 66%,0 56%,20% 42%,8% 18%,34% 24%)}

/* hero entrance: impact slam */
@media (prefers-reduced-motion:no-preference){
  .ribbon{animation:in-left 700ms var(--ease-out) both}
  .slam{animation:slam 750ms var(--ease-snap) 120ms both}
  .lead{animation:rise 800ms var(--ease-out) 380ms both}
  .cta-row{animation:rise 800ms var(--ease-out) 480ms both}
  .f-main{animation:frame-in 900ms var(--ease-out) 250ms both}
  .f-a{animation:pop-a 800ms var(--ease-snap) 600ms both}
  .f-b{animation:pop-b 800ms var(--ease-snap) 720ms both}
  .burst{animation:burst 700ms var(--ease-snap) 1000ms both,wobble 3s ease-in-out 1.8s infinite}
}
@keyframes slam{from{opacity:0;transform:scale(1.35);filter:blur(8px)}to{opacity:1;transform:none;filter:none}}
@keyframes rise{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
@keyframes in-left{from{opacity:0;transform:translateX(-30px) rotate(-2deg)}to{opacity:1;transform:rotate(-2deg)}}
@keyframes frame-in{from{opacity:0;clip-path:polygon(0 4%,0 4%,3% 96%,3% 96%)}to{opacity:1;clip-path:polygon(0 4%,100% 0,97% 100%,3% 96%)}}
@keyframes pop-a{from{opacity:0;transform:translateY(60px) rotate(18deg) scale(.9)}to{opacity:1;transform:rotate(6deg)}}
@keyframes pop-b{from{opacity:0;transform:translateY(60px) rotate(-20deg) scale(.9)}to{opacity:1;transform:rotate(-8deg)}}
@keyframes burst{from{opacity:0;transform:scale(.4) rotate(-20deg)}to{opacity:1;transform:rotate(8deg)}}
@keyframes wobble{50%{transform:rotate(3deg) scale(1.06)}}

/* panels (character sheet) */
.panel{background:linear-gradient(160deg,var(--panel),var(--night-2));border:2px solid var(--line);padding:30px;position:relative;
  clip-path:polygon(0 0,calc(100% - var(--cut)) 0,100% var(--cut),100% 100%,var(--cut) 100%,0 calc(100% - var(--cut)))}
.sheet{display:grid;grid-template-columns:1fr 1.1fr 1fr;gap:18px;padding-top:40px}
.name{font-size:30px;line-height:1.1;margin:16px 0 20px}
.idrows{display:grid;gap:12px}
.idrows div{display:grid;grid-template-columns:96px 1fr;gap:10px;font-size:15px}
.idrows dt{font:600 12px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mut);padding-top:3px}
.sheet h3{font-size:18px;margin-bottom:18px}
.stats{list-style:none;display:grid;gap:14px}
.stats li{display:grid;grid-template-columns:1fr auto;align-items:center;gap:12px;font-size:15px}
.pips{display:flex;gap:4px}
.pips i{width:18px;height:10px;background:rgba(255,255,255,.1);transform:skewX(-20deg);transition:background 300ms ease}
.pips i.on{background:linear-gradient(90deg,var(--red),var(--violet))}
.ach{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.ach b{display:block;font:400 46px/1 var(--font-d);color:#fff;text-shadow:3px 3px 0 var(--red)}
.ach b[data-plus]::after{content:"+";color:var(--red)}
.ach span{font-size:14px;color:var(--mut)}

/* marquee */
.stack{padding:30px 0}
.marquee{overflow:hidden;border-block:2px solid var(--line);padding:22px 0;mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);transform:rotate(-1.5deg)}
.track{display:flex;gap:64px;width:max-content;align-items:center}
.track img{height:30px;width:auto;opacity:.85}
@media (prefers-reduced-motion:no-preference){.track{animation:slide 38s linear infinite}}
@keyframes slide{to{transform:translateX(-50%)}}

/* featured: manga panels stacking */
.stack-cards{display:grid;gap:30px}
.manga{position:sticky;top:calc(100px + var(--i) * 20px);display:grid;grid-template-columns:.85fr 1.15fr;align-items:center;min-height:470px;
  background:linear-gradient(150deg,#26174a,#170c2d);border:3px solid #fff;
  clip-path:polygon(0 0,calc(100% - 30px) 0,100% 30px,100% 100%,30px 100%,0 calc(100% - 30px));
  box-shadow:inset 8px 0 0 var(--c)}
.feat-copy{padding:44px 40px 44px 52px;display:grid;gap:14px;justify-items:start}
.feat-copy h3{font-size:clamp(32px,3.4vw,46px);text-shadow:4px 4px 0 var(--c)}
.feat-copy>p{color:var(--mut);max-width:42ch}
.facts{list-style:none;display:grid;gap:10px;margin:4px 0 10px;font-size:15px}
.facts li{display:flex;gap:10px;align-items:flex-start}
.facts i{color:var(--c);font-size:19px;margin-top:2px}
.feat .link{--c:inherit}
.feat-img{padding:28px 0;align-self:stretch;display:flex;align-items:center}
.feat-img img{border:3px solid #fff;border-right:0;transform:rotate(1.5deg) translateX(6px);filter:drop-shadow(-10px 10px 0 var(--c))}
@supports (animation-timeline:view()){
  @media (prefers-reduced-motion:no-preference){
    .manga{animation:recede linear both;animation-timeline:view();animation-range:exit 0% exit 70%}
  }
}
@keyframes recede{to{transform:scale(.92);filter:brightness(.55)}}

/* manga page (other works) */
.page{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.cell{position:relative}
.cell-in{height:100%;border:3px solid #fff;background:linear-gradient(160deg,#22143f,#160b2b);padding:22px;display:grid;gap:10px;align-content:start}
.c-atrium{grid-column:span 4}.c-ueb{grid-column:span 2}
.c-frappe,.c-elo,.c-garde{grid-column:span 2}
.c-games{grid-column:span 4}.c-learn{grid-column:span 2}
.c-atrium .cell-in{clip-path:polygon(0 0,100% 0,97% 100%,0 100%)}
.c-ueb .cell-in{clip-path:polygon(4% 0,100% 0,100% 100%,0 100%)}
.c-frappe .cell-in{clip-path:polygon(0 0,100% 0,100% 96%,0 100%)}
.c-elo .cell-in{clip-path:polygon(0 0,100% 4%,100% 100%,0 96%)}
.c-garde .cell-in{clip-path:polygon(0 4%,100% 0,100% 100%,0 100%)}
.c-games .cell-in{clip-path:polygon(0 0,100% 0,98% 100%,0 100%)}
.c-learn .cell-in{clip-path:polygon(3% 0,100% 0,100% 100%,0 100%)}
.cell p{color:var(--mut);font-size:15px}
.cell-img{margin:-22px -22px 6px;height:180px;overflow:hidden;border-bottom:3px solid #fff}
.cell-img img{width:100%;height:100%;object-fit:cover;object-position:top;transition:transform 600ms var(--ease-out)}
@media (hover:hover){.cell:hover .cell-img img{transform:scale(1.06)}}
.big-ico{font-size:46px}
.t-maroon{background:linear-gradient(150deg,var(--maroon),#2a1220 70%);min-height:290px}.t-maroon .big-ico{color:#ffb38a}
.t-blue{background:linear-gradient(150deg,#1d3fa8,#140a26 75%)}.t-blue .big-ico{color:#9cb8ff}
.t-violet{background:linear-gradient(150deg,#4b1d8f,#160b2b 70%)}
.t-red{background:linear-gradient(150deg,#8a1428,#160b2b 75%)}.t-red .big-ico{color:#ff8fa0}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chips span{font:600 12px var(--mono);border:2px solid rgba(255,255,255,.25);padding:3px 10px}
.games{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:6px}
.games img{aspect-ratio:1;object-fit:cover;border:2px solid #fff;transition:transform 300ms var(--ease-snap)}
@media (hover:hover){.games img:hover{transform:rotate(-4deg) scale(1.06)}}
@media (hover:hover) and (pointer:fine){
  .cell{transition:transform 300ms var(--ease-out)}
  .cell:hover{transform:translate(-3px,-3px)}
  .cell:hover .cell-in{box-shadow:none;filter:drop-shadow(6px 6px 0 var(--red))}
}

/* skills */
.skills{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.skill{position:relative;padding:28px 26px;background:linear-gradient(160deg,var(--panel),var(--night-2));border:2px solid var(--line);border-top:4px solid var(--c);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 20px),calc(100% - 20px) 100%,0 100%);transition:transform 260ms var(--ease-out)}
.skill:nth-child(3n+2){transform:translateY(28px)}
.skill i{display:grid;place-items:center;width:52px;height:52px;font-size:26px;color:#fff;background:var(--c);clip-path:polygon(6px 0,100% 0,calc(100% - 6px) 100%,0 100%);margin-bottom:18px}
.skill h3{margin-bottom:8px}
.skill p{color:var(--mut);font-size:15px}
@media (hover:hover) and (pointer:fine){.skill:hover{transform:translateY(-6px)}.skill:nth-child(3n+2):hover{transform:translateY(22px)}}

/* method path */
.path{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:26px;position:relative}
.path::before{content:"";position:absolute;left:30px;right:30px;top:30px;height:4px;background:repeating-linear-gradient(90deg,var(--red) 0 18px,transparent 18px 28px)}
.node{position:relative;display:grid;place-items:center;width:62px;height:62px;background:var(--night);border:3px solid #fff;transform:rotate(45deg);margin:0 0 22px}
.node i{transform:rotate(-45deg);font-size:26px;color:var(--red)}
.path h3{margin-bottom:8px}
.path p{color:var(--mut);font-size:15px}

/* final */
.final{padding-bottom:70px}
.final-in{position:relative;overflow:hidden;padding:clamp(44px,7vw,100px);background:linear-gradient(130deg,#b3122d,#5b1fb3 55%,#1d3fa8);border:3px solid #fff;
  clip-path:polygon(0 0,calc(100% - 40px) 0,100% 40px,100% 100%,40px 100%,0 calc(100% - 40px));display:grid;justify-items:start;gap:20px}
.speed.small{width:1400px;height:1400px;opacity:.35;mask-image:radial-gradient(circle,transparent 10%,#000 30%,transparent 60%)}
.final h2{font:400 clamp(34px,5vw,66px)/1.06 var(--font-d);max-width:16ch;text-shadow:5px 5px 0 rgba(0,0,0,.35)}
.final h2 em{font-style:normal;color:#ffe14d}
.final p{font-size:18px;max-width:44ch;color:#f1e8ff;margin-bottom:8px}
.final .btn-red{background:#fff;color:#140a26}
.final .btn-red i{color:#1faa59}

.foot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-bottom:calc(36px + env(safe-area-inset-bottom));color:var(--mut);font-size:14px}
.foot a{color:#fff}

/* reveals */
@media (prefers-reduced-motion:no-preference){
  .reveal{opacity:0;transform:translateY(30px) scale(.97);transition:opacity 700ms var(--ease-out),transform 700ms var(--ease-snap);transition-delay:calc(var(--d,0) * 80ms)}
  .reveal.in{opacity:1;transform:none}
  .skill.reveal.in:nth-child(3n+2){transform:translateY(28px)}
  .wipe{clip-path:polygon(0 0,0 0,0 100%,0 100%);transition:clip-path 900ms var(--ease-out);transition-delay:calc(var(--d,0) * 90ms)}
  .wipe.in{clip-path:polygon(0 0,100% 0,100% 100%,0 100%)}
  .slam-in{opacity:0;transform:scale(1.15);filter:blur(6px);transition:opacity 600ms var(--ease-out),transform 700ms var(--ease-snap),filter 600ms ease}
  .slam-in.in{opacity:1;transform:none;filter:none}
}

/* mobile */
@media (max-width:900px){
  section{padding:76px 0}
  main,footer{padding:0 16px}
  .nav-links{display:none}
  .nav{gap:14px}
  .hero{grid-template-columns:1fr;min-height:auto;padding-top:120px;gap:30px}
  .hero-visual{height:330px}
  .f-main{inset:20px 0 auto 0}
  .f-a{width:112px}.f-b{width:100px}
  .burst{font-size:14px;right:8%}
  .kanji{top:60px;opacity:.6}
  .sheet{grid-template-columns:1fr}
  .manga{position:relative;top:auto;grid-template-columns:1fr;min-height:0}
  .feat-copy{padding:32px 24px 20px 30px}
  .feat-img{padding:0 0 26px 24px}
  .page{grid-template-columns:1fr}
  .page>*{grid-column:auto!important}
  .skills{grid-template-columns:1fr}
  .skill:nth-child(3n+2),.skill.reveal.in:nth-child(3n+2){transform:none}
  .path{grid-template-columns:1fr 1fr;row-gap:34px}
  .path::before{display:none}
  .btn-sm span{display:none}
  .btn-sm{padding:10px 14px}
}
@media (max-width:520px){
  .path{grid-template-columns:1fr}
  .cta-row .btn{width:100%;justify-content:center}
  .ach b{font-size:38px}
}

/* ===== Japanese touches ===== */
.jp{font-family:"Noto Serif JP","Hiragino Mincho ProN","Yu Mincho",serif;font-weight:900}
.kanji{font-family:"Noto Serif JP",serif;font-weight:900;-webkit-text-stroke:2px rgba(255,45,74,.32);top:70px}
.vert{position:absolute;left:-64px;top:250px;writing-mode:vertical-rl;font-size:26px;letter-spacing:.35em;color:var(--red);opacity:.85;pointer-events:none}
.hanko{display:inline-grid;place-items:center;width:1.25em;height:1.25em;margin-right:.35em;vertical-align:.08em;font-size:.82em;line-height:1;color:#fff;
  background:var(--red);border-radius:6px;transform:rotate(-6deg);box-shadow:inset 0 0 0 3px rgba(255,255,255,.18);text-shadow:none}
.h2 .hanko{font-size:.7em}
.waves{position:absolute;inset:auto 0 0 0;height:46%;opacity:.16;pointer-events:none;
  background:radial-gradient(circle at 50% 100%,transparent 10px,#fff 11px 13px,transparent 14px 20px,#fff 21px 23px,transparent 24px 30px,#fff 31px 33px,transparent 34px) 0 0/80px 40px;
  mask-image:linear-gradient(to top,#000,transparent)}
.final-in>*:not(.speed):not(.waves){position:relative}

/* sakura canvas */
.sakura{position:fixed;inset:0;width:100vw;height:100vh;z-index:5;pointer-events:none}

/* music toggle */
.music{position:fixed;left:16px;bottom:calc(16px + env(safe-area-inset-bottom));z-index:25;display:inline-flex;align-items:center;gap:10px;
  padding:11px 16px;background:rgba(20,10,38,.8);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);color:#fff;border:2px solid var(--line);
  font:700 14px var(--font);cursor:pointer;clip-path:polygon(8px 0,100% 0,calc(100% - 8px) 100%,0 100%);transition:transform 160ms var(--ease-out),border-color 200ms ease}
.music:active{transform:scale(.96)}
.music[aria-pressed="true"]{border-color:var(--red)}
.eq{display:flex;align-items:flex-end;gap:3px;height:16px}
.eq i{width:3px;height:4px;background:var(--red);border-radius:2px}
.music[aria-pressed="true"] .eq i{animation:eq 900ms ease-in-out infinite}
.music[aria-pressed="true"] .eq i:nth-child(2){animation-delay:-300ms}
.music[aria-pressed="true"] .eq i:nth-child(3){animation-delay:-600ms}
.music[aria-pressed="true"] .eq i:nth-child(4){animation-delay:-150ms}
@keyframes eq{50%{height:16px}}
@media (max-width:900px){.vert{display:none}.kanji{-webkit-text-stroke:1.5px rgba(255,45,74,.28)}}
@media (max-width:1380px){.vert{display:none}}