/* ClapOn 3D Renewal — style.css */
:root{
  --c-bg:#00121F; --c-navy:#002742; --c-navy-2:#0A3554;
  --c-blue:#0099CC; --c-blue-hover:#0087C0; --c-sky:#96E5FF; --c-sky-pale:#B2E0F0;
  --c-green:#26BD9F; --c-text:#EAF6FB; --c-text-dim:#9FB4C3;
  --c-line:rgba(150,229,255,.16); --c-panel:rgba(0,39,66,.45); --c-alert:#E71D4C;
  --grad-fallback:radial-gradient(120% 80% at 70% 20%,#0A3554 0%,#002742 40%,#00121F 100%);
  --ease-out:cubic-bezier(.16,1,.3,1); --ease-in-out:cubic-bezier(.65,0,.35,1);
  --font-ja:"Noto Sans JP","Hiragino Sans","Yu Gothic",Meiryo,sans-serif;
  --font-en:"Outfit",var(--font-ja);
  --gutter:clamp(16px,5vw,80px);
  --header-h:64px;
  --glow:0 0 24px rgba(0,18,31,.8);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:72px;background:var(--c-bg)}
body{margin:0;background:var(--c-bg);color:var(--c-text);font-family:var(--font-ja);font-size:15px;line-height:1.9;letter-spacing:.04em;overflow-x:clip;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
@media (min-width:768px){body{font-size:16px}}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-sky);text-decoration:none;transition:color .25s}
a:hover{color:#fff}
h1,h2,h3,h4,p,ul,ol,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
h1,h2,h3,h4{font-weight:700;font-feature-settings:"palt";line-height:1.4}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--c-sky);outline-offset:3px}
.visually-hidden{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip-link{position:fixed;left:16px;top:-80px;z-index:200;background:var(--c-blue);color:#fff;padding:10px 18px;border-radius:999px;transition:top .2s}
.skip-link:focus{top:12px;color:#fff}
::selection{background:var(--c-blue);color:#fff}

/* ---------- Stage ---------- */
#webgl{position:fixed;inset:0;width:100vw;height:100vh;height:100lvh;z-index:0;display:block}
.bg-fallback{position:fixed;inset:0;z-index:0;background:var(--grad-fallback);display:none;overflow:hidden}
.no-webgl .bg-fallback{display:block}
.bg-fallback i{position:absolute;border-radius:50%;filter:blur(40px);background:radial-gradient(circle at 35% 30%,rgba(150,229,255,.55),rgba(0,153,204,.25) 60%,transparent 70%)}
.bg-fallback i:nth-child(1){width:46vmax;height:46vmax;right:-8vmax;top:-10vmax}
.bg-fallback i:nth-child(2){width:30vmax;height:30vmax;left:-8vmax;bottom:-6vmax;opacity:.6}
.bg-fallback i:nth-child(3){width:18vmax;height:18vmax;left:40%;top:45%;opacity:.35;background:radial-gradient(circle,rgba(38,189,159,.5),transparent 70%)}
main{position:relative;z-index:1}

/* ---------- Loader ---------- */
.loader{position:fixed;inset:0;z-index:100;background:var(--c-bg);display:grid;place-items:center;align-content:center;gap:28px;transition:opacity .8s var(--ease-in-out),visibility .8s}
html:not(.js) .loader{display:none}
.loader.is-done{opacity:0;visibility:hidden;pointer-events:none}
.loader.is-gone{display:none}
html.js:not(.is-loaded) .loader{animation:loader-failsafe 0s 8s forwards}
@keyframes loader-failsafe{to{opacity:0;visibility:hidden;pointer-events:none}}
.loader__clap{position:relative;width:min(260px,60vw);height:90px}
.loader__clap span{position:absolute;top:0;width:34px;height:100%;border-radius:6px;background:var(--c-blue);transition:transform .55s var(--ease-out);box-shadow:0 0 30px rgba(0,153,204,.6)}
.loader__clap span:first-child{left:0;transform:translateX(0)}
.loader__clap span:last-child{right:0;background:var(--c-sky);transform:translateX(0)}
.loader.is-clap .loader__clap span:first-child{transform:translateX(calc(min(260px,60vw)/2 - 36px))}
.loader.is-clap .loader__clap span:last-child{transform:translateX(calc(-1 * (min(260px,60vw)/2 - 36px)))}
.loader.is-clap::after{content:"";position:absolute;left:50%;top:50%;width:20px;height:20px;margin:-10px;border-radius:50%;border:2px solid var(--c-sky);animation:ripple .9s var(--ease-out) forwards}
.loader__count{font-family:var(--font-en);font-weight:200;font-size:clamp(40px,8vw,72px);line-height:1;letter-spacing:.05em;color:var(--c-sky);font-variant-numeric:tabular-nums}
.loader__count span{display:inline-block;min-width:2ch;text-align:right}

/* ---------- Cursor ---------- */
.cursor{position:fixed;left:0;top:0;z-index:90;pointer-events:none;display:none}
html.has-cursor .cursor{display:block}
html.has-cursor body,html.has-cursor a,html.has-cursor button,html.has-cursor summary{cursor:none}
.cursor__dot,.cursor__ring{position:fixed;left:0;top:0;border-radius:50%;pointer-events:none;will-change:transform}
.cursor__dot{width:6px;height:6px;margin:-3px 0 0 -3px;background:var(--c-sky)}
.cursor__ring{width:36px;height:36px;margin:-18px 0 0 -18px;border:1px solid var(--c-sky);transition:width .3s var(--ease-out),height .3s var(--ease-out),margin .3s var(--ease-out),background .3s,opacity .3s;opacity:.7}
.cursor.is-hover .cursor__ring{width:64px;height:64px;margin:-32px 0 0 -32px;background:rgba(150,229,255,.12);opacity:1}
.cursor.is-hidden{opacity:0}
.clap-ripple{position:fixed;z-index:80;width:60px;height:60px;margin:-30px 0 0 -30px;border-radius:50%;border:2px solid var(--c-sky);pointer-events:none;animation:ripple .9s var(--ease-out) forwards}
@keyframes ripple{from{transform:scale(0);opacity:.6}to{transform:scale(6);opacity:0}}

/* ---------- Header / menu ---------- */
.site-header{position:fixed;left:0;right:0;top:0;z-index:50;height:var(--header-h);padding:0 var(--gutter);display:flex;align-items:center;justify-content:space-between;gap:24px;transition:transform .5s var(--ease-out),background .4s,backdrop-filter .4s}
.site-header.is-scrolled{background:rgba(0,18,31,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--c-line)}
.site-header.is-hidden{transform:translateY(-100%)}
.site-header__logo img{height:30px;width:auto;filter:brightness(0) invert(1)}
.site-header__nav{display:none;align-items:center;gap:6px}
.site-header__nav a:not(.btn){font-family:var(--font-en);font-weight:500;font-size:13px;letter-spacing:.2em;color:var(--c-text);padding:10px 14px;position:relative}
.site-header__nav a:not(.btn)::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:1px;background:var(--c-sky);transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease-out)}
.site-header__nav a:not(.btn):hover::after,.site-header__nav a[aria-current="true"]:not(.btn)::after{transform:scaleX(1)}
.menu-toggle{width:48px;height:48px;border:1px solid var(--c-line);border-radius:50%;background:rgba(0,39,66,.5);display:grid;place-content:center;gap:6px;cursor:pointer;transition:background .3s}
.menu-toggle:hover{background:var(--c-blue)}
.menu-toggle span{display:block;width:20px;height:2px;background:#fff;border-radius:2px;transition:transform .4s var(--ease-out)}
.menu-toggle[aria-expanded="true"] span:first-child{transform:translateY(4px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:last-child{transform:translateY(-4px) rotate(-45deg)}
@media (min-width:1024px){.site-header__nav{display:flex}.menu-toggle{display:none}}
html.menu-open{overflow:hidden}
html.menu-open .site-header{z-index:70;transform:none;background:transparent;box-shadow:none;backdrop-filter:none}
.menu{position:fixed;inset:0;z-index:60;background:rgba(0,18,31,.94);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);display:flex;flex-direction:column;justify-content:center;padding:calc(var(--header-h) + 16px) var(--gutter) 32px;visibility:hidden;opacity:0;transition:opacity .5s var(--ease-in-out),visibility .5s;overflow-y:auto}
.menu.is-open{visibility:visible;opacity:1}
.menu__list{display:grid;gap:4px;max-width:720px;width:100%;margin:0 auto}
.menu__list a{display:flex;align-items:baseline;gap:20px;padding:10px 0;border-bottom:1px solid var(--c-line);color:var(--c-text);transform:translateY(24px);opacity:0;transition:transform .7s var(--ease-out),opacity .7s,color .3s}
.menu.is-open .menu__list a{transform:none;opacity:1}
.menu.is-open li:nth-child(2) a{transition-delay:.05s}.menu.is-open li:nth-child(3) a{transition-delay:.1s}.menu.is-open li:nth-child(4) a{transition-delay:.15s}.menu.is-open li:nth-child(5) a{transition-delay:.2s}.menu.is-open li:nth-child(6) a{transition-delay:.25s}.menu.is-open li:nth-child(7) a{transition-delay:.3s}
.menu__en{font-family:var(--font-en);font-weight:200;font-size:clamp(34px,8vw,64px);letter-spacing:.06em;line-height:1.2}
.menu__ja{font-size:13px;color:var(--c-text-dim)}
.menu__list a:hover{color:var(--c-sky)}
.menu__meta{max-width:720px;width:100%;margin:28px auto 0;font-size:13px;color:var(--c-text-dim)}

/* ---------- Progress ---------- */
.progress{position:fixed;right:clamp(12px,2vw,28px);top:50%;transform:translateY(-50%);z-index:40;display:none}
@media (min-width:900px){.progress{display:block}}
.progress ol{display:grid;gap:10px}
.progress li{display:flex;justify-content:flex-end;align-items:center;gap:10px;position:relative;height:8px}
.progress li::after{content:"";width:6px;height:6px;border-radius:50%;background:rgba(150,229,255,.3);transition:transform .4s var(--ease-out),background .3s}
.progress li span{font-family:var(--font-en);font-size:10px;letter-spacing:.2em;color:var(--c-sky);opacity:0;transform:translateX(8px);transition:opacity .4s,transform .4s var(--ease-out)}
.progress li.is-active::after{background:var(--c-sky);transform:scale(1.8);box-shadow:0 0 10px var(--c-sky)}
.progress li.is-active span{opacity:1;transform:none}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:48px;padding:0 28px;border-radius:999px;border:1px solid transparent;font-family:var(--font-en);font-weight:500;text-transform:uppercase;letter-spacing:.14em;font-size:14px;color:#fff;background:transparent;position:relative;overflow:hidden;cursor:pointer;transition:background .3s,color .3s,border-color .3s,transform .4s var(--ease-out);isolation:isolate}
.btn i{font-style:normal;display:inline-block;transition:transform .3s var(--ease-out)}
.btn:hover i{transform:translateX(5px)}
.btn--blue{background:var(--c-blue)}.btn--blue:hover{background:var(--c-blue-hover);color:#fff;box-shadow:0 0 30px rgba(0,153,204,.5)}
.btn--green{background:var(--c-green)}.btn--green:hover{background:#1fa88c;color:#fff;box-shadow:0 0 30px rgba(38,189,159,.45)}
.btn--ghost{border-color:var(--c-sky);color:var(--c-sky)}
.btn--ghost::before{content:"";position:absolute;inset:0;background:var(--c-sky);transform:translateX(-101%);transition:transform .5s var(--ease-out);z-index:-1}
.btn--ghost:hover{color:var(--c-bg)}.btn--ghost:hover::before{transform:none}
.btn--sm{height:38px;padding:0 20px;font-size:12px;letter-spacing:.18em}
.site-header__nav .btn{margin-left:8px}

/* ---------- Sections ---------- */
.section{position:relative;padding:clamp(88px,14vh,160px) 0;overflow-x:clip}
.section__inner{position:relative;max-width:1280px;margin:0 auto;padding:0 var(--gutter)}
.section__inner>*+*{margin-top:clamp(18px,3vh,32px)}
.section__label{font-family:var(--font-en);font-weight:500;text-transform:uppercase;letter-spacing:.24em;font-size:13px;color:var(--c-sky);display:flex;align-items:center;gap:14px;text-shadow:var(--glow)}
.section__label span{font-weight:300;color:var(--c-blue);font-size:15px}
.section__label span::after{content:"";display:inline-block;vertical-align:middle;width:36px;height:1px;background:var(--c-blue);margin-left:14px}
.section__bg-word{position:absolute;top:clamp(40px,8vh,100px);left:var(--gutter);right:var(--gutter);font-family:var(--font-en);font-weight:200;font-size:clamp(80px,18vw,280px);line-height:1;letter-spacing:.02em;color:transparent;-webkit-text-stroke:1px var(--c-line);white-space:nowrap;pointer-events:none;user-select:none;overflow:hidden;z-index:0}
[data-align="right"]>.section__bg-word{text-align:right}
[data-align="center"]>.section__bg-word{text-align:center}
.section__title{font-size:clamp(28px,4vw,56px);text-shadow:var(--glow);letter-spacing:.04em}
.section__lead{color:var(--c-text);text-shadow:var(--glow)}
.panel{background:var(--c-panel);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(150,229,255,.14);border-radius:20px;padding:clamp(20px,3vw,36px);transition:border-color .4s,transform .5s var(--ease-out),box-shadow .5s}
.panel:hover{border-color:rgba(150,229,255,.32)}
p,li,dd,dt{text-shadow:0 0 18px rgba(0,18,31,.7)}
.panel p,.panel li,.panel dd,.panel dt{text-shadow:none}

@media (min-width:900px){
  [data-align="left"] .section__inner>*{max-width:640px}
  [data-align="right"] .section__inner>*{max-width:640px;margin-left:auto}
  [data-align="left"] .section__inner>.work__list,[data-align="left"] .section__inner>.company,[data-align="left"] .section__inner>.offices,
  [data-align="right"] .section__inner>.job,[data-align="right"] .section__inner>.seminar__block,[data-align="right"] .section__inner>.news{max-width:760px}
  [data-align="center"] .section__inner>*{margin-left:auto;margin-right:auto}
  [data-align="center"] .section__inner{text-align:center}
  [data-align="center"] .section__label{justify-content:center}
  [data-align="center"] .section__inner>.section__lead{max-width:720px}
}
.section[data-align="center"] .section__inner>.work__featured,.section[data-align="center"] .section__inner>.work__list,.section[data-align="center"] .section__inner>.contact__grid{max-width:1100px}
@media (max-width:899px){
  .section__inner>*{max-width:none}
  .section__lead,.service__intro p,.recruit__sub{background:linear-gradient(90deg,rgba(0,18,31,.45),rgba(0,18,31,.2));border-radius:12px}
}

/* reveal */
html.is-ready [data-reveal]{opacity:0;transform:translateY(40px);transition:opacity .9s var(--ease-out),transform .9s var(--ease-out);transition-delay:calc(var(--i,0) * 60ms)}
html.is-ready [data-reveal].is-in{opacity:1;transform:none}
html.is-ready .panel[data-reveal].is-in{transition:opacity .9s var(--ease-out),transform .5s var(--ease-out),border-color .4s,box-shadow .5s}
.char-wrap{display:inline-block;white-space:nowrap}
.char{display:inline-block;overflow:hidden;vertical-align:top;line-height:1.2;padding-bottom:.08em;margin-bottom:-.08em}
.char>i{display:inline-block;font-style:normal;transition:transform 1s var(--ease-out);transition-delay:calc(var(--ci,0) * 30ms)}
html.is-ready [data-split]:not(.is-in) .char>i{transform:translateY(110%)}
html.is-ready [data-split].is-in .char>i{transform:none}

/* ---------- Hero ---------- */
.hero{min-height:100vh;min-height:100svh;display:flex;align-items:center;padding-top:calc(var(--header-h) + 24px);padding-bottom:96px}
.hero .section__inner{width:100%}
.hero__eyebrow{font-family:var(--font-en);font-weight:500;letter-spacing:.22em;font-size:13px;color:var(--c-sky);text-transform:uppercase}
.hero__title{font-size:clamp(40px,7.2vw,112px);line-height:1.15;letter-spacing:.02em;text-shadow:0 0 40px rgba(0,18,31,.6)}
.hero__lead{max-width:min(34em,100%);color:var(--c-text);text-shadow:var(--glow)}
@media (min-width:900px){.hero .section__inner>.hero__lead{max-width:min(34em,48vw)}}
.hero__stats{display:flex;flex-wrap:wrap;gap:20px clamp(24px,4vw,56px)}
.hero__stats li{display:grid;gap:4px}
.hero__num{font-family:var(--font-en);font-weight:300;font-size:clamp(40px,5vw,72px);line-height:1;color:#fff;letter-spacing:.02em;font-variant-numeric:tabular-nums}
.hero__cap{font-size:12px;color:var(--c-text-dim);letter-spacing:.08em}
.hero__scroll{position:absolute;left:var(--gutter);bottom:28px;font-family:var(--font-en);font-size:11px;letter-spacing:.35em;color:var(--c-sky);display:flex;align-items:center;gap:14px}
.hero__scroll::after{content:"";width:64px;height:1px;background:linear-gradient(90deg,var(--c-sky),transparent);transform-origin:left;animation:scroll-line 4s var(--ease-in-out) infinite}
@keyframes scroll-line{0%{transform:scaleX(0)}50%{transform:scaleX(1)}100%{transform:scaleX(1);opacity:0}}
.hero__hint{position:absolute;right:var(--gutter);bottom:28px;font-family:var(--font-en);font-size:11px;letter-spacing:.3em;color:var(--c-text-dim);text-transform:uppercase;display:none}
@media (hover:hover) and (pointer:fine){.hero__hint{display:block}}

/* ---------- Value ---------- */
.value{min-height:120vh;min-height:120svh;display:flex;align-items:center}
.value .section__inner{width:100%}
.value__wr{display:flex;align-items:center;gap:clamp(16px,3vw,32px)}
.value__wr img{width:clamp(96px,14vw,150px);flex:none;filter:drop-shadow(0 10px 30px rgba(0,153,204,.4))}
.value__wr h3{font-family:var(--font-en);font-weight:500;font-size:clamp(22px,2.4vw,30px);letter-spacing:.08em;margin-bottom:6px;color:var(--c-sky)}
@media (max-width:520px){.value__wr{flex-direction:column;align-items:flex-start}}

/* ---------- Points ---------- */
.points{height:400vh;height:400svh;padding:0}
.points__sticky{position:sticky;top:0;height:100vh;height:100svh;display:flex;align-items:center;overflow:hidden}
.points__sticky .section__inner{width:100%;padding-top:var(--header-h)}
.points__list{display:grid;gap:clamp(6px,1.5vh,14px)}
.points__item{display:grid;grid-template-columns:auto auto 1fr;align-items:center;gap:clamp(12px,2vw,24px);padding:clamp(10px,1.8vh,18px) clamp(14px,2vw,24px);border-radius:18px;border:1px solid transparent;opacity:.55;transition:opacity .6s var(--ease-out),background .6s,border-color .6s,transform .6s var(--ease-out)}
.points__item img{width:clamp(44px,7vh,64px);height:auto;filter:invert(1) brightness(1.1)}
.points__num{font-family:var(--font-en);font-weight:300;font-size:clamp(22px,3vh,32px);color:var(--c-blue)}
.points__item h3{font-size:clamp(15px,2.2vh,22px);display:grid}
.points__item h3 span:first-child{font-size:.7em;color:var(--c-text-dim);font-weight:500}
.points__item.is-active{opacity:1;background:var(--c-panel);border-color:rgba(150,229,255,.3);transform:translateX(0);box-shadow:0 0 40px rgba(0,153,204,.18);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.points__item.is-active .points__num{color:var(--c-sky)}
.points__bar{height:2px;background:var(--c-line);border-radius:2px;overflow:hidden}
.points__bar i{display:block;height:100%;background:linear-gradient(90deg,var(--c-blue),var(--c-sky));transform:scaleX(var(--p,0));transform-origin:left}
.points__item:not(.is-active){background:rgba(0,18,31,.42);border-color:rgba(150,229,255,.06)}
@media (min-width:900px){.points .section__inner>*{max-width:min(640px,50vw)}}
.points__item h3 span:last-child{text-shadow:0 0 18px rgba(0,18,31,.9)}
@media (max-width:899px){.points__sticky .section__inner>*{max-width:none}.points__item:not(.is-active){background:rgba(0,18,31,.62)}}

/* ---------- Service ---------- */
.service{padding:0;overflow:visible}
.service__item{position:relative;display:flex;align-items:center;padding:clamp(72px,12vh,140px) 0;overflow-x:clip}
.service__item .section__inner{width:100%}
#service-01{min-height:160vh;min-height:160svh}
#service-02,#service-03{min-height:120vh;min-height:120svh}
.service__sub{font-size:clamp(18px,2vw,26px);color:var(--c-sky)}
.service__needs{display:grid;gap:8px}
.service__needs li{position:relative;padding-left:1.4em;font-weight:500}
.service__needs li::before{content:"";position:absolute;left:0;top:.85em;width:8px;height:8px;border-radius:2px;background:var(--c-green);transform:rotate(45deg)}
#service-01 .service__body{margin-top:clamp(48px,14vh,160px)}
.service__no{font-family:var(--font-en);font-weight:500;letter-spacing:.24em;text-transform:uppercase;font-size:13px;color:var(--c-blue);margin-bottom:6px}
.service__body h3{font-size:clamp(22px,2.6vw,34px);margin-bottom:10px}
.service__catch{font-weight:700;color:var(--c-sky);margin-bottom:10px}
.service__other h4{font-size:clamp(17px,1.8vw,22px);margin-bottom:10px}
.service__other .btn{margin-top:18px}

/* ---------- Work ---------- */
.work{min-height:200vh;min-height:200svh}
.work__counter{font-family:var(--font-en);font-weight:200;font-size:clamp(56px,10vw,150px);line-height:1;color:#fff;letter-spacing:.02em;font-variant-numeric:tabular-nums;text-shadow:0 0 50px rgba(0,153,204,.5)}
.work__counter span:last-child{font-size:.32em;font-family:var(--font-ja);font-weight:700;letter-spacing:.1em;margin-left:.3em}
.work__counter span:nth-child(2){font-size:.6em;color:var(--c-sky);font-weight:300;font-family:var(--font-en)}
.work__featured{display:grid;gap:20px;margin-top:clamp(28px,5vh,56px)!important}
@media (min-width:900px){.work__featured{grid-template-columns:repeat(3,1fr);text-align:left}}
.work-card{padding:0;overflow:hidden;transform-style:preserve-3d;will-change:transform}
.work-card__link{display:block;color:var(--c-text);height:100%}
.work-card img{width:100%;aspect-ratio:3/2;object-fit:cover;background:#fff}
.work-card__body{padding:20px 22px 24px;display:grid;gap:10px;text-align:left}
.work-card h3{font-size:19px}.work-card h3 small{font-size:.65em;font-weight:500}
.work-card li{position:relative;padding-left:1.1em;font-size:13.5px;line-height:1.75;color:var(--c-text-dim)}
.work-card li::before{content:"";position:absolute;left:0;top:.75em;width:5px;height:5px;border-radius:50%;background:var(--c-blue)}
.work-card__meta{font-size:12.5px;color:var(--c-sky-pale);border-top:1px solid var(--c-line);padding-top:10px}
.work-card__more{font-family:var(--font-en);font-size:13px;letter-spacing:.14em;color:var(--c-sky)}
.work-card:hover{border-color:rgba(150,229,255,.4);box-shadow:0 20px 60px rgba(0,0,0,.4),0 0 40px rgba(0,153,204,.2)}
.work__list{text-align:left}
.work-filter{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.work-filter button{min-height:44px;padding:0 16px;border-radius:999px;border:1px solid var(--c-line);background:transparent;font-size:12.5px;cursor:pointer;transition:background .3s,border-color .3s,color .3s}
.work-filter button:hover{border-color:var(--c-sky)}
.work-filter button.is-on{background:var(--c-blue);border-color:var(--c-blue);color:#fff}
.work-list{display:grid;max-height:min(70vh,640px);overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:var(--c-blue) transparent}
.work-list__item{display:grid;grid-template-columns:minmax(0,1.3fr) auto auto;gap:4px 18px;padding:14px 4px;border-bottom:1px solid var(--c-line);align-items:baseline}
.work-list__item[hidden]{display:none}
.work-list__name{font-weight:700;font-size:15px}
.work-list__scale,.work-list__term{font-size:12.5px;color:var(--c-sky-pale);white-space:nowrap}
.work-list__tags{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:6px}
.work-list__tags em{font-style:normal;font-size:11.5px;padding:1px 10px;border-radius:999px;background:rgba(0,153,204,.18);color:var(--c-sky);line-height:1.7}
@media (max-width:520px){.work-list__item{grid-template-columns:1fr auto}.work-list__term{grid-column:1}.work-list__scale{grid-column:2;grid-row:1}}

/* ---------- Seminar / News ---------- */
.seminar{min-height:150vh;min-height:150svh}
.seminar__block>*+*{margin-top:clamp(18px,3vh,28px)}
.seminar-list{display:grid;padding-block:clamp(8px,1.5vw,16px)}
.seminar-list__item{display:grid;grid-template-columns:5.5em 1fr auto;gap:6px 18px;padding:18px 0;border-bottom:1px solid var(--c-line);align-items:start}
.seminar-list__item:last-child{border-bottom:0}
.seminar-list__item time{font-family:var(--font-en);font-weight:500;color:var(--c-sky);letter-spacing:.08em;font-size:15px}
.seminar-list__item h4{font-size:14.5px;font-weight:500;line-height:1.7;margin-top:6px;letter-spacing:.03em}
.seminar-list__meta{font-size:12.5px;color:var(--c-sky-pale);margin-top:6px}
.tag{display:inline-block;font-size:11px;padding:1px 10px;border-radius:999px;background:rgba(38,189,159,.2);color:#6FE6CB;font-weight:500}
.status{font-size:11px;color:var(--c-text-dim);border:1px solid var(--c-line);border-radius:999px;padding:1px 10px;white-space:nowrap}
@media (max-width:640px){.seminar-list__item{grid-template-columns:1fr}.status{justify-self:start}}
.news{margin-top:clamp(64px,12vh,120px)!important}
.news>*+*{margin-top:clamp(18px,3vh,28px)}
.news-list{padding-block:8px}
.news-list li{border-bottom:1px solid var(--c-line)}.news-list li:last-child{border-bottom:0}
.news-list summary{display:flex;gap:18px;align-items:baseline;padding:16px 0;cursor:pointer;list-style:none;min-height:48px}
.news-list summary::-webkit-details-marker{display:none}
.news-list summary::after{content:"+";margin-left:auto;font-family:var(--font-en);font-size:22px;color:var(--c-sky);transition:transform .4s var(--ease-out)}
.news-list details[open] summary::after{transform:rotate(45deg)}
.news-list time{font-family:var(--font-en);color:var(--c-sky);letter-spacing:.08em;white-space:nowrap}
.news-list summary span{font-weight:500}
.news-list details p{padding:0 0 18px;color:var(--c-text-dim);font-size:14px}
@media (max-width:520px){.news-list summary{flex-wrap:wrap;gap:2px 14px}.news-list summary::after{position:absolute;right:0}.news-list details{position:relative}}

/* ---------- About ---------- */
.about{min-height:160vh;min-height:160svh}
.company{display:grid}
.company__row,.job__row{display:grid;grid-template-columns:11em 1fr;gap:6px 24px;padding:16px 0;border-bottom:1px solid var(--c-line)}
.company__row:last-child,.job__row:last-child{border-bottom:0}
.company dt,.job dt{font-weight:700;color:var(--c-sky);font-size:14px}
.company dd,.job dd{font-size:14.5px}
.company dd li+li,.job dd li+li{margin-top:2px}
.clients{display:flex;flex-wrap:wrap;gap:6px 8px}
.clients li{font-size:12.5px;padding:2px 12px;border:1px solid var(--c-line);border-radius:999px;line-height:1.8;margin:0!important}
@media (max-width:640px){.company__row,.job__row{grid-template-columns:1fr}}
.offices{display:grid;gap:16px}
@media (min-width:640px){.offices{grid-template-columns:1fr 1fr}}
.office h3{font-size:18px;margin-bottom:8px;color:var(--c-sky)}
.office p{font-size:14px}
.office__map{display:inline-flex;align-items:center;min-height:44px;margin-top:8px;font-family:var(--font-en);letter-spacing:.14em;font-size:13px;text-transform:uppercase;border-bottom:1px solid var(--c-sky)}

/* ---------- Recruit ---------- */
.recruit{min-height:140vh;min-height:140svh}
.recruit__sub{font-size:clamp(18px,2vw,26px);color:var(--c-sky)}
.job dd p+ul,.job dd ul+p{margin-top:8px}
.job dd .note{font-size:12.5px;color:var(--c-text-dim);margin-top:6px}
.job dd strong{font-size:12.5px;color:var(--c-sky-pale)}
.job dd ul li{position:relative;padding-left:1em}.job dd ul li::before{content:"";position:absolute;left:0;top:.9em;width:4px;height:4px;border-radius:50%;background:var(--c-blue)}

/* ---------- Contact ---------- */
.contact{min-height:120vh;min-height:120svh;display:flex;align-items:center}
.contact .section__inner{width:100%}
.contact__grid{display:grid;gap:16px;margin-top:clamp(28px,5vh,48px)!important}
@media (min-width:700px){.contact__grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1100px){.contact__grid{grid-template-columns:repeat(4,1fr)}}
.contact-card{display:grid;align-content:start;gap:12px;text-align:left;padding:26px 24px;color:var(--c-text);background:var(--c-panel);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(150,229,255,.14);border-radius:20px;transition:border-color .4s,background .4s,box-shadow .5s,opacity .9s var(--ease-out),transform .5s var(--ease-out)}
.contact-card:hover{border-color:var(--c-sky);background:rgba(0,87,130,.5);color:#fff;box-shadow:0 0 50px rgba(0,153,204,.3)}
.contact-card__num{font-family:var(--font-en);font-weight:200;font-size:44px;line-height:1;color:var(--c-blue)}
.contact-card h3{font-size:16px;line-height:1.6}
.contact-card li{font-size:13px;color:var(--c-text-dim);padding-left:1em;position:relative}
.contact-card li::before{content:"";position:absolute;left:0;top:.95em;width:4px;height:4px;border-radius:50%;background:var(--c-green)}
.contact-card__go{margin-top:auto;padding-top:8px;font-family:var(--font-en);font-size:13px;letter-spacing:.14em;color:var(--c-sky)}
.contact-card__go i{font-style:normal;display:inline-block;transition:transform .3s var(--ease-out)}
.contact-card:hover .contact-card__go i{transform:translateX(6px)}
.contact__tel{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 32px;font-family:var(--font-en);letter-spacing:.1em;font-size:clamp(15px,2vw,20px)}
.contact__tel a{color:#fff}.contact__tel a:hover{color:var(--c-sky)}

/* ---------- Footer ---------- */
.site-footer{position:relative;z-index:1;background:linear-gradient(180deg,rgba(0,18,31,0),rgba(0,18,31,.92) 40%);padding:96px var(--gutter) 40px}
.site-footer__inner{max-width:1280px;margin:0 auto;display:grid;gap:22px;justify-items:center;text-align:center}
.site-footer img{height:34px;width:auto}
.site-footer__nav{display:flex;flex-wrap:wrap;justify-content:center;gap:0 6px}
.site-footer__nav a{font-family:var(--font-en);letter-spacing:.2em;font-size:12px;color:var(--c-text);padding:12px 12px}
.site-footer__nav a:hover{color:var(--c-sky)}
.site-footer small{color:var(--c-text-dim);font-size:12px}

/* ---------- Reduced motion / no-JS ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:1ms!important;animation-iteration-count:1!important;transition-duration:1ms!important;transition-delay:0s!important;scroll-behavior:auto!important}
  [data-reveal],.menu,.loader,.menu__list a{transition:opacity .2s!important}
}
html.reduced-motion [data-reveal]{transform:none!important}
html.reduced-motion .char>i{transform:none!important}
html:not(.js) .points{height:auto}
html:not(.js) .points__item{opacity:1}
html:not(.js) .points__sticky{position:static;height:auto}
html:not(.js) .site-header__nav{display:flex;flex-wrap:wrap}
html:not(.js) .menu-toggle{display:none}
html:not(.js) .bg-fallback{display:block}
html:not(.js) #webgl{display:none}