:root{--ow:#F6F5F2;--paper:#F6F5F2;--ink:#111;--ink2:#34332f;--ink3:#5b5a55;--rule:#DCDBD4;--line:rgba(246,245,242,.16);--mute:#a3a29e;--cy:#00A6E9;--cy-d:#00719F;--cy-t:#E3F4FB;--pu:#90529C;--pu-d:#7A4385;--pu-l:#CDA6D6;--pu-t:#F3EAF5;--acc:#111;--stage:min(100vh,900px);--m:clamp(20px,5.2vw,80px);--ease:cubic-bezier(.7,0,.2,1);--out:cubic-bezier(.2,.7,.1,1);--en:"Inter Tight",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;--jp:"Zen Kaku Gothic New","Hiragino Sans","Yu Gothic",system-ui,sans-serif;--disp:"Mochiy Pop P One","Zen Kaku Gothic New",sans-serif;--sc:1}
body{margin:0;background:#000}
a{color:#00719F}
a:hover{color:#111}
.kg{background:var(--paper);color:var(--ink);font-family:var(--jp);font-size:16px;line-height:1.95;letter-spacing:.03em;overflow-x:clip;-webkit-font-smoothing:antialiased;min-height:100vh}
.kg *,.kg *::before,.kg *::after{box-sizing:border-box}
.kg h1,.kg h2,.kg h3,.kg h4,.kg p,.kg ul,.kg ol,.kg dl,.kg dd,.kg figure{margin:0}
.kg ul,.kg ol{padding:0;list-style:none}
.kg img{max-width:100%}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding-inline:var(--m)}
.disp{font-family:var(--disp);font-weight:400;letter-spacing:.02em;line-height:1.25;font-feature-settings:"palt" 1}
.kg a:focus-visible,.kg button:focus-visible,.kg summary:focus-visible{outline:2px solid var(--cy);outline-offset:3px}
.hd{position:fixed;top:0;left:0;right:0;z-index:60;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:10px var(--m);background:rgba(0,0,0,.86);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);color:var(--ow)}
.hd-logo{display:flex;align-items:center;min-height:48px}
.hd-logo img{height:40px;width:auto;display:block}
.hd-nav{display:flex;align-items:center;gap:clamp(14px,2vw,32px)}
.hd-nav a{font-size:14px;font-weight:700;letter-spacing:.06em;text-decoration:none;color:var(--ow);padding:12px 0;position:relative;white-space:nowrap}
.hd-nav a::after{content:"";position:absolute;left:0;right:0;bottom:6px;height:2px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.hd-nav a:hover::after,.hd-nav a:focus-visible::after,.hd-nav a[aria-current="page"]::after{transform:scaleX(1)}
.hd-nav .hd-cta{background:var(--ow);color:#000;padding:10px 18px}
.hd-nav .hd-cta::after{display:none}
.hd-burger{display:none;width:48px;height:48px;border:1px solid var(--line);background:transparent;color:var(--ow);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:7px;padding:0}
.hd-burger span{display:block;width:20px;height:1.5px;background:currentColor;transition:transform .3s var(--ease)}
.hd-burger[aria-expanded="true"] span:first-child{transform:translateY(4.25px) rotate(45deg)}
.hd-burger[aria-expanded="true"] span:last-child{transform:translateY(-4.25px) rotate(-45deg)}
.mnav{position:fixed;inset:0;z-index:55;background:#000;padding:96px var(--m) 40px;display:flex;flex-direction:column;overflow-y:auto}
.mnav a{font-weight:700;font-size:22px;color:var(--ow);text-decoration:none;padding:16px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:baseline;gap:16px}
.mnav a small{font-family:var(--en);font-size:12px;font-weight:500;color:var(--mute);letter-spacing:.14em}
.scene{position:relative}
.stage{position:sticky;top:0;height:var(--stage);overflow:hidden}
.is-static .scene{height:auto !important}
.is-static .stage{position:relative}
.fi{opacity:var(--p,1);transform:translateY(calc((1 - var(--p,1)) * 16px))}
.sec{padding:clamp(72px,8vw,120px) 0;border-top:1px solid var(--rule)}
.sec-h{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(400px,100%),1fr));gap:16px 64px;align-items:end;margin-bottom:48px}
.num{display:block;font-family:var(--en);font-size:13px;font-weight:600;letter-spacing:.2em;color:var(--ink3);margin-bottom:12px}
.t2{font-weight:900;font-size:clamp(28px,3.2vw,44px);line-height:1.4;letter-spacing:.02em}
.ld{font-size:17px;line-height:2;color:var(--ink2)}
.btn{display:inline-flex;align-items:center;justify-content:space-between;gap:24px;min-height:52px;padding:0 20px 0 24px;border:1.5px solid currentColor;color:var(--ink);background:transparent;text-decoration:none;font-family:var(--jp);font-weight:700;font-size:15px;letter-spacing:.06em;transition:background .3s,color .3s}
.btn svg{width:20px;height:20px;flex:none;transition:transform .3s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn:hover{background:var(--ink);color:#fff}
.btn--light{color:var(--ow)}
.btn--light:hover{background:var(--ow);color:#000}
.tbd{display:inline-flex;align-items:center;font-size:12.5px;font-weight:700;letter-spacing:.04em;color:#5c4100;background:#FFF0C2;padding:1px 9px;border:1px dashed #9a7200;line-height:1.7;white-space:nowrap}
.st{display:inline-flex;align-items:center;font-size:12px;font-weight:700;letter-spacing:.06em;padding:2px 10px;border:1px solid currentColor;line-height:1.7;white-space:nowrap}
.st--web{color:var(--cy-d)}
.st--cx{color:var(--pu-d)}
.st--dev{color:var(--pu-d);background:var(--pu-t)}
.ft{background:#000;color:var(--ow);padding:72px 0 36px}
.ft-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:40px;align-items:start}
.ft-logo img{width:min(300px,100%);height:auto;display:block}
.ft-st{font-size:22px;margin-top:24px}
.ft h4{font-family:var(--en);font-size:12px;letter-spacing:.2em;color:var(--mute);font-weight:500;margin-bottom:10px}
.ft-nav{display:flex;flex-direction:column}
.ft-nav a{font-size:14px;text-decoration:none;padding:7px 0;color:var(--ow)}
.ft-nav a:hover{color:var(--cy)}
.ft-by{font-size:13.5px;line-height:2;color:#cfcec9;display:flex;flex-direction:column;gap:12px}
.ft-by a{color:var(--ow)}
.ft-bottom{margin-top:56px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:12px;color:var(--mute);font-family:var(--en);letter-spacing:.12em}
@media (max-width: 1000px) {
.hd-nav{display:none}
.hd-burger{display:flex}
}

/* ---------- TOP v3 ---------- */
.hero{height:calc(var(--stage) * 1.8);background:#000;color:var(--ow)}
.hero .stage{display:grid;place-items:center}
.hero-g{position:absolute;inset:0;width:100%;height:100%;transform:scale(calc(1 + var(--p) * .3)) rotate(calc(var(--p) * -5deg));opacity:calc(1 - var(--p) * .6)}
.hero-g .s{transform-box:fill-box;transform-origin:center}
.hero-g .s1{transform:translate(calc(var(--p) * -160px), calc(var(--p) * -80px)) rotate(calc(var(--p) * -14deg))}
.hero-g .s2{transform:translate(calc(var(--p) * 180px), calc(var(--p) * 60px)) rotate(calc(var(--p) * 18deg))}
.hero-g .s3{transform:translate(calc(var(--p) * 80px), calc(var(--p) * 200px)) rotate(calc(var(--p) * 36deg))}
.hero-g .draw{stroke-dasharray:3200;stroke-dashoffset:3200;animation:draw 2.4s var(--out) .3s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.hero-a{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;gap:clamp(22px,3.6vh,40px);text-align:center;padding-inline:var(--m);opacity:clamp(0, calc(1 - var(--p) * 2.2), 1);transform:translateY(calc(var(--p) * -70px)) scale(calc(1 - var(--p) * .1))}
.hero-a h1{line-height:0}
.hero-logo{width:min(720px,84vw);height:auto;display:block;animation:rise 1.1s var(--out) .1s both}
@keyframes rise{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
.hero-st{font-weight:900;font-size:clamp(20px,2.4vw,34px);letter-spacing:.12em;line-height:1.5;animation:rise 1s var(--out) .35s both}
.hero-sub{font-size:clamp(13px,1.05vw,15px);letter-spacing:.3em;color:var(--mute);animation:rise 1s var(--out) .5s both}
.hero-b{position:absolute;inset:0;z-index:3;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3vh;pointer-events:none}
.hero-b .k-big{display:flex;align-items:baseline;gap:.03em;font-family:var(--disp);font-size:clamp(50px,12.6vw,200px);line-height:1;white-space:nowrap;letter-spacing:.02em}
.hero-b .k-big span{display:inline-block;transform:translate(calc((1 - var(--p)) * var(--dx) * var(--sc) * 1px), calc((1 - var(--p)) * var(--dy) * var(--sc) * 1px)) rotate(calc((1 - var(--p)) * var(--r) * 1deg)) scale(calc(.35 + var(--p) * .65));opacity:clamp(0, calc((var(--p) - .18) * 2), 1)}
.hero-b .k-pre{font-weight:700;font-size:clamp(14px,1.4vw,20px);letter-spacing:.28em;opacity:clamp(0, calc((var(--p) - .55) * 3), 1)}
.hero-b .k-post{font-family:var(--en);font-size:13px;letter-spacing:.24em;color:var(--mute);opacity:clamp(0, calc((var(--p) - .65) * 3), 1)}
.cue{position:absolute;z-index:4;left:50%;bottom:24px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;font-family:var(--en);font-size:11px;letter-spacing:.22em;color:var(--mute)}
.cue i{display:block;width:1px;height:44px;background:var(--ow);transform-origin:top;animation:cue 2.2s var(--ease) infinite}
@keyframes cue{0%{transform:scaleY(0)}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

.brand{background:#000;color:var(--ow);padding:clamp(80px,9vw,140px) 0}
.brand-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(460px,100%),1fr));gap:56px clamp(40px,6vw,100px);align-items:start}
.brand h2{font-family:var(--disp);font-weight:400;font-size:clamp(34px,4.4vw,66px);line-height:1.3;letter-spacing:.02em;font-feature-settings:"palt" 1}
.brand .txt{display:flex;flex-direction:column;gap:20px;font-size:17px;line-height:2.05;color:#dddcd7}
.brand .txt b{color:var(--ow);font-size:19px}
.arch{display:flex;flex-direction:column;align-items:stretch;gap:0;margin-top:8px}
.arch-node{border:1px solid rgba(246,245,242,.4);padding:20px 22px;display:flex;flex-direction:column;gap:4px}
.arch-node .k{font-family:var(--en);font-size:12px;font-weight:600;letter-spacing:.2em;color:var(--mute)}
.arch-node b{font-size:20px}
.arch-node p{font-size:14px;color:#cfcec9;line-height:1.8}
.arch-node--kd{border-style:dashed}
.arch-node--kg{background:var(--ow);color:#000;border-color:var(--ow)}
.arch-node--kg .k{color:#5b5a55}
.arch-node--kg p{color:#34332f}
.arch-link{display:flex;align-items:center;gap:12px;height:56px;padding-left:28px;font-size:13px;color:var(--mute)}
.arch-link i{display:block;width:1px;height:100%;background:rgba(246,245,242,.5)}
.arch-sub{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.arch-sub > div{padding:18px 20px;display:flex;flex-direction:column;gap:4px}
.arch-sub .w{background:var(--cy);color:#000}
.arch-sub .c{background:var(--pu);color:#fff}
.arch-sub b{font-family:var(--en);font-size:18px;font-weight:700}
.arch-sub p{font-size:13.5px;line-height:1.75}
.arch-bridge{margin-top:10px;border:1px dashed rgba(246,245,242,.4);padding:10px 14px;font-size:13px;color:#cfcec9;text-align:center}
.brand-more{margin-top:28px;font-size:14px;color:#cfcec9}
.brand-more a{color:var(--ow)}

.val{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(260px,100%),1fr));gap:12px;counter-reset:v}
.val li{background:#fff;border:1px solid var(--rule);padding:26px 24px;display:flex;flex-direction:column;gap:10px}
.val .n{font-family:var(--en);font-weight:700;font-size:13px;letter-spacing:.2em;color:var(--ink3)}
.val b{font-size:19px;line-height:1.55}
.val p{font-size:14.5px;color:var(--ink2);line-height:1.9}

.two{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(500px,100%),1fr))}
.dom{display:flex;flex-direction:column;gap:18px;padding:clamp(28px,4vw,56px);text-decoration:none;transition:filter .3s}
.dom--web{background:var(--cy);color:#000}
.dom--cx{background:var(--pu);color:#fff}
.dom:hover{filter:brightness(1.05)}
.dom .plate{align-self:flex-start;background:#000;padding:12px 16px;display:inline-flex}
.dom .plate img{height:36px;width:auto;display:block}
.dom h3{font-family:var(--disp);font-weight:400;font-size:clamp(24px,2.5vw,38px);line-height:1.3;letter-spacing:.02em;white-space:nowrap}
.dom .sum{font-weight:700;font-size:17px;line-height:1.8}
.dom ol{display:flex;flex-direction:column;border-top:1px solid currentColor}
.dom ol li{display:grid;grid-template-columns:36px minmax(0,1fr);padding:10px 0;border-bottom:1px solid currentColor;font-size:15px;line-height:1.7}
.dom ol li span{font-family:var(--en);font-weight:700;font-size:12.5px;padding-top:2px}
.dom .go{display:flex;align-items:center;justify-content:space-between;gap:16px;font-weight:700;font-size:16px;margin-top:auto;padding-top:8px}
.dom .go svg{width:24px;height:24px;transition:transform .3s var(--ease)}
.dom:hover .go svg{transform:translateX(6px)}
.cross{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;font-size:14.5px;color:var(--ink2)}
.cross b{color:var(--ink)}

.copyline{font-family:var(--disp);font-weight:400;font-size:clamp(26px,3vw,42px);line-height:1.45;letter-spacing:.02em;font-feature-settings:"palt" 1}
.str5{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));border-top:2px solid var(--ink)}
.str5 li{padding:24px 20px 28px 0;border-bottom:1px solid var(--rule);display:flex;flex-direction:column;gap:10px}
.str5 .n{font-family:var(--en);font-weight:700;font-size:40px;line-height:1;letter-spacing:-.03em}
.str5 b{font-size:18px;line-height:1.55}
.str5 p{font-size:14.5px;color:var(--ink2);line-height:1.9}

.sd{background:#000;color:var(--ow);padding:clamp(80px,9vw,130px) 0}
.sd .num{color:var(--mute)}
.sd .ld{color:#dddcd7}
.sd-h{font-family:var(--disp);font-weight:400;font-size:clamp(32px,4.2vw,62px);line-height:1.3;letter-spacing:.02em;font-feature-settings:"palt" 1}
.ladder{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px;align-items:end;margin-top:48px}
.rung{display:flex;flex-direction:column;justify-content:flex-end;gap:6px;min-height:var(--h);padding:16px 14px;border:1px solid rgba(246,245,242,.35);background:transparent;color:var(--ow);text-align:left;font-family:var(--jp);cursor:pointer;transition:background .3s,border-color .3s,color .3s}
.rung:hover{border-color:var(--ow)}
.rung .n{font-family:var(--en);font-size:12px;letter-spacing:.18em;color:var(--mute)}
.rung b{font-size:16px;line-height:1.5}
.rung[aria-selected="true"]{background:var(--ow);color:#000;border-color:var(--ow)}
.rung[aria-selected="true"] .n{color:#5b5a55}
.ladder-axis{display:flex;justify-content:space-between;gap:16px;margin-top:10px;font-size:12.5px;color:var(--mute)}
.sd-panel{margin-top:28px;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(260px,100%),1fr));gap:1px;background:rgba(246,245,242,.2);border:1px solid rgba(246,245,242,.2)}
.sd-panel > div{background:#0d0d0d;padding:22px 22px 24px}
.sd-panel dt{font-size:12.5px;font-weight:700;color:var(--mute);letter-spacing:.08em;margin-bottom:6px}
.sd-panel dd{font-size:15.5px;line-height:1.9;color:#ecebe6}
.arch-flow{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(190px,100%),1fr));gap:0;margin-top:64px;border-top:1px solid rgba(246,245,242,.4)}
.arch-flow li{position:relative;padding:24px 18px 0 0;display:flex;flex-direction:column;gap:6px}
.arch-flow li::before{content:"";position:absolute;left:0;top:-6px;width:11px;height:11px;background:var(--ow)}
.arch-flow .n{font-family:var(--en);font-size:12px;letter-spacing:.2em;color:var(--mute);margin-top:6px}
.arch-flow b{font-size:18px}
.arch-flow p{font-size:14px;color:#cfcec9;line-height:1.85}
.small-biz{margin-top:72px;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(420px,100%),1fr));gap:24px 64px;padding-top:48px;border-top:1px solid rgba(246,245,242,.2)}
.small-biz h3{font-family:var(--disp);font-weight:400;font-size:clamp(26px,2.8vw,40px);line-height:1.4;letter-spacing:.02em}
.small-biz p{color:#dddcd7;line-height:2.05}
.small-biz ul{display:flex;flex-direction:column;gap:6px;margin-top:16px}
.small-biz li{position:relative;padding-left:18px;color:var(--ow);font-weight:700}
.small-biz li::before{content:"";position:absolute;left:0;top:.8em;width:8px;height:8px;background:var(--ow)}

.tech{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(370px,100%),1fr));gap:12px}
.tc{background:#fff;border:1px solid var(--rule);padding:24px;display:flex;flex-direction:column;gap:10px}
.tc .cat{font-size:13px;font-weight:700;color:var(--ink3);letter-spacing:.06em}
.tc .tools{display:flex;flex-wrap:wrap;gap:6px}
.tc .tools span{font-family:var(--en);font-weight:700;font-size:16px;padding:4px 12px;border:1.5px solid var(--ink)}
.tc p{font-size:14.5px;color:var(--ink2);line-height:1.85}
.tc .use{font-size:13.5px;color:var(--ink3)}
.tech-note{margin-top:16px;font-size:13.5px;color:var(--ink3)}

.work{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(440px,100%),1fr));gap:24px}
.work-list{border-top:2px solid var(--ink)}
.work-list li{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;padding:14px 0;border-bottom:1px solid var(--rule);font-size:15.5px}
.proj{border:2px dashed var(--rule);padding:32px;display:flex;flex-direction:column;gap:12px;justify-content:center;background:#fff}
.proj .k{font-family:var(--en);font-weight:700;font-size:28px;letter-spacing:-.02em}
.proj p{color:var(--ink2);font-size:15px}

.feat{display:flex;flex-direction:column;gap:20px}
.fb{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(440px,100%),1fr));background:#fff;border:1px solid var(--rule)}
.fb-l{padding:clamp(28px,3.5vw,48px);display:flex;flex-direction:column;gap:14px}
.fb-l h3{font-family:var(--en);font-weight:700;font-size:clamp(32px,3.4vw,48px);letter-spacing:-.02em;line-height:1.05}
.fb-l .catch{font-family:var(--disp);font-size:clamp(20px,1.8vw,26px);line-height:1.5}
.fb-l .tags{display:flex;flex-wrap:wrap;gap:8px}
.fb-r{padding:clamp(28px,3.5vw,48px);border-left:1px solid var(--rule)}
.fb-r dl{display:grid;grid-template-columns:96px minmax(0,1fr)}
.fb-r dt,.fb-r dd{padding:13px 0;border-bottom:1px solid var(--rule);font-size:15px;line-height:1.85}
.fb-r dt{font-weight:700;color:var(--ink3);font-size:13.5px;padding-top:15px}
.fb-r dl > :nth-last-child(-n+2){border-bottom:0}

.endcta{background:#000;color:var(--ow);padding:clamp(80px,9vw,130px) 0}
.endcta-in{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:32px}
.endcta h2{font-family:var(--disp);font-weight:400;font-size:clamp(36px,5vw,76px);line-height:1.25;letter-spacing:.02em}
.endcta p{color:#dddcd7;margin-top:20px;max-width:560px}

@media (max-width: 820px) {
:root{--sc:.42}
.hero{height:calc(var(--stage) * 1.5)}
.ladder{grid-template-columns:1fr;gap:6px}
.rung{min-height:0;flex-direction:row;justify-content:flex-start;align-items:baseline;gap:12px;padding:14px 16px}
.dom h3{white-space:normal}
.ladder-axis{display:none}
.fb-r{border-left:0;border-top:1px solid var(--rule)}
.fb-r dl{grid-template-columns:1fr}
.fb-r dt{padding-bottom:0;border-bottom:0}
.fb-r dd{padding-top:4px}
.arch-sub{grid-template-columns:1fr}
}
@media (prefers-reduced-motion: reduce) {
.kg *,.kg *::before,.kg *::after{animation:none !important;transition:none !important}
.hero-g .draw{stroke-dashoffset:0}
}

/* static-build additions */
[data-scene]{--p:1}
.hero{--p:0}
.mnav[hidden]{display:none}
.sd-pane[hidden],.si-note[hidden]{display:none}
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:#fff;color:#000;padding:12px 16px}
.skip:focus{left:16px;top:16px}