/* =========================================================
   森側 MORIGAWA — LP Stylesheet
   Base: SAITAMA WOOD TERRACE design rules
   Color: MORIGAWA logo palette (green / brown / blue)
   ========================================================= */

:root{
  /* MORIGAWA palette */
  --green:#5e7f2e;
  --green-d:#4c6724;
  --brown:#876552;
  --blue:#4798c5;

  /* neutrals (SWT base) */
  --text:#404040;
  --sub:#666666;
  --line:#CCCCCC;
  --white:#FFFFFF;
  --warm:#F8F5F0;
  --dark:#2D2D2D;

  /* type scale (fibonacci) */
  --fs-xs:13px;
  --fs-sm:16px;
  --fs-base:18px;
  --fs-md:21px;
  --fs-lg:34px;
  --fs-xl:clamp(34px,5vw,56px);
  --fs-xxl:89px;

  /* shadow */
  --shadow-sm:0 2px 10px rgba(45,45,45,.08);
  --shadow-md:0 10px 30px rgba(45,45,45,.12);
  --shadow-lg:0 24px 60px rgba(45,45,45,.22);

  --header-h:74px;
  --maxw:1160px;
  --ease:cubic-bezier(.22,.61,.36,1);

  /* font: 游明朝（OS標準）。非搭載環境は Noto Serif JP / 明朝にフォールバック */
  --serif:"游明朝","Yu Mincho",YuMincho,"游明朝体","Hiragino Mincho ProN","Noto Serif JP",serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--serif);
  font-weight:400;
  color:var(--text);
  background:var(--white);
  font-size:var(--fs-base);
  line-height:1.95;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.nowrap{white-space:nowrap}

/* ---------- placeholders ---------- */
.ph{
  position:relative;
  background:
    repeating-linear-gradient(45deg,rgba(94,127,46,.05) 0 14px,transparent 14px 28px),
    linear-gradient(135deg,#e9e6df,#dcd8cf);
  overflow:hidden;
}
.ph::after{
  content:attr(data-label);
  position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
  text-align:center;padding:1em;
  color:#9b958a;font-size:var(--fs-sm);letter-spacing:.05em;
}
.ph--16x9{aspect-ratio:16/9}
.ph--4x3{aspect-ratio:4/3}
.ph--1x1{aspect-ratio:1/1}
.ph--cover,.ph--hero{position:absolute;inset:0;width:100%;height:100%}

/* ---------- generic section ---------- */
.section__inner{max-width:var(--maxw);margin:0 auto;padding:clamp(72px,9vw,128px) 24px}
.section__head{margin-bottom:clamp(40px,5vw,64px)}
.section__title{
  font-size:var(--fs-lg);font-weight:600;line-height:1.4;
  letter-spacing:.04em;margin-top:14px;
}
.section__lead{font-size:15px;color:var(--sub);margin-top:20px;line-height:2.1;letter-spacing:.08em}
.section__lead + .section__lead{margin-top:1.2em}
.body{margin-top:1.4em;line-height:2.1;font-size:15px;letter-spacing:.06em}

/* decorative number */
.deco-num{
  display:block;font-size:var(--fs-xxl);font-weight:700;
  line-height:1;opacity:.1;letter-spacing:.02em;color:var(--green);
}

/* ---------- labels ---------- */
.label{
  display:inline-block;font-size:var(--fs-xs);font-weight:700;
  letter-spacing:.12em;padding:6px 18px;border-radius:2px;
  box-shadow:var(--shadow-sm);margin-top:10px;
}
.label--fill{background:var(--green);color:#fff}
.label--fill-green{background:var(--green);color:#fff}
.label--fill-brown{background:var(--brown);color:#fff}
.label--fill-blue{background:var(--blue);color:#fff}
.label--line{border:2px solid var(--green);color:var(--green);box-shadow:none}
.label--line-brown{border:2px solid var(--brown);color:var(--brown);box-shadow:none}
.label--line-w{border:1.5px solid rgba(255,255,255,.85);color:#fff;box-shadow:none}

/* ---------- buttons ---------- */
.btn{
  display:inline-block;font-size:var(--fs-sm);font-weight:500;
  letter-spacing:.06em;padding:11px 26px;border-radius:3px;
  transition:transform .25s var(--ease),background .25s,box-shadow .25s;
}
.btn--contact{background:var(--green);color:#fff;box-shadow:var(--shadow-sm)}
.btn--contact:hover{background:var(--green-d);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn--green{background:var(--green);color:#fff;box-shadow:var(--shadow-sm)}
.btn--green:hover{background:var(--green-d);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn--brown{background:var(--brown);color:#fff;box-shadow:var(--shadow-sm)}
.btn--brown:hover{background:#6f5343;transform:translateY(-2px);box-shadow:var(--shadow-md)}

/* ---------- logos ---------- */
.header__logo-img{height:46px;width:auto;display:block}
.hero__logo-img{width:clamp(230px,30vw,360px);height:auto;display:block;margin:0 auto}
.mori__logo-img{width:100%;max-width:360px;height:auto;display:block;margin:0 auto}
.footer__logo-img{width:110px;height:auto;display:block;margin-bottom:0}

/* =========================================================
   HEADER
   ========================================================= */
.header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:var(--header-h);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 clamp(18px,3vw,34px);
  background:#fff;box-shadow:0 1px 0 rgba(0,0,0,.06);
}
.header__logo{display:flex;align-items:center}
.header__actions{display:flex;align-items:center;gap:18px}
.header__navlink{font-size:var(--fs-sm);font-weight:500;letter-spacing:.12em;color:var(--text);transition:color .25s}
.header__navlink:hover{color:var(--green)}

.burger{
  width:46px;height:40px;background:none;border:none;cursor:pointer;
  display:flex;flex-direction:column;justify-content:center;gap:6px;padding:8px;
}
.burger span{display:block;height:2px;background:var(--text);border-radius:2px;transition:transform .35s var(--ease),opacity .25s}
body.menu-open .burger span:nth-child(1){transform:translateY(8px) rotate(45deg)}
body.menu-open .burger span:nth-child(2){opacity:0}
body.menu-open .burger span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ---------- overlay menu ---------- */
.menu{
  position:fixed;inset:0;z-index:90;
  background:var(--dark);
  opacity:0;visibility:hidden;transition:opacity .4s var(--ease),visibility .4s;
  display:flex;align-items:center;justify-content:center;
  overflow-y:auto;
}
body.menu-open .menu{opacity:1;visibility:visible}
.menu__inner{padding:calc(var(--header-h) + 40px) 24px 60px;width:100%;max-width:560px}
.menu__list{list-style:none}
.menu__list li{border-bottom:1px solid rgba(255,255,255,.14)}
.menu__list a{
  display:flex;align-items:baseline;gap:18px;
  padding:20px 6px;color:rgba(255,255,255,.9);
  font-size:var(--fs-md);letter-spacing:.08em;
  transition:color .25s,padding-left .3s var(--ease);
}
.menu__list a:hover{color:#fff;padding-left:16px}
.menu__sns{display:flex;gap:26px;margin-top:34px;padding-left:6px}
.menu__sns a{color:rgba(255,255,255,.7);font-size:var(--fs-sm);letter-spacing:.1em;border-bottom:1px solid transparent;transition:.25s}
.menu__sns a:hover{color:#fff;border-color:var(--green)}

/* =========================================================
   HERO
   ========================================================= */
.hero{position:relative;height:100svh;min-height:560px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.hero__slides{position:absolute;inset:0;background:#3a4a2c}
.hero__slide{position:absolute;inset:0;opacity:0;transition:opacity 1.6s var(--ease);background-size:cover;background-position:center;will-change:opacity}
.hero__slide.is-active{opacity:1}
.hero__overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,28,16,.28),rgba(20,28,16,.5))}
.hero__content{position:relative;z-index:2;text-align:center;color:#fff;padding:0 24px}
.hero__catch{font-size:clamp(18px,2.6vw,26px);font-weight:500;letter-spacing:.14em;margin-top:20px;text-indent:.14em}
.hero__scroll{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);z-index:2;width:24px;height:40px}
.hero__scroll span{position:absolute;top:0;left:50%;width:1px;height:40px;background:rgba(255,255,255,.5);overflow:hidden}
.hero__scroll span::after{content:"";position:absolute;top:0;left:0;width:1px;height:14px;background:#fff;animation:scrolldot 2s var(--ease) infinite}
@keyframes scrolldot{0%{transform:translateY(-14px)}60%,100%{transform:translateY(40px)}}

/* =========================================================
   01 MISSION
   ========================================================= */
.mission{background:#fff}
.mission__frame{
  position:relative;border-radius:6px;overflow:hidden;box-shadow:var(--shadow-md);
  display:flex;aspect-ratio:16/9;color:#fff;
}
.mission__bg{position:absolute;inset:0;width:100%;height:100%;background-size:cover;background-position:center}
.mission__overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(25,32,20,.5),rgba(25,32,20,.6))}
.mission__inner{
  position:relative;z-index:2;width:100%;text-align:center;
  display:flex;flex-direction:column;justify-content:center;align-items:center;
  padding:clamp(28px,4vw,56px) clamp(20px,5vw,56px);
}
.mission__title{font-size:clamp(22px,3vw,34px);font-weight:600;letter-spacing:.05em;margin:8px 0 clamp(14px,2vw,24px);line-height:1.4}
.mission__body{font-size:clamp(13px,1.5vw,15px);line-height:1.95;letter-spacing:.06em;margin-top:.9em;max-width:760px}
.mission__body:first-of-type{margin-top:0}

/* 幅が狭く16:9に収まらない端末では高さを内容に合わせる */
@media (max-width:760px){
  .mission__frame{aspect-ratio:auto;min-height:60vh}
  .mission__body{line-height:1.95}
}

/* =========================================================
   02 MORI
   ========================================================= */
.mori{background:var(--warm)}
.mori__grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(36px,5vw,72px);align-items:center}
.mori__logo{
  position:relative;text-align:center;padding:clamp(40px,5vw,64px) 24px;
  background:#fff;border-radius:6px;box-shadow:var(--shadow-md);
}
.mori__lead{font-size:16px;line-height:2.0;margin-top:22px;letter-spacing:.06em}
.mori__lead strong{color:var(--green-d);font-weight:600}

/* =========================================================
   03 ABOUT
   ========================================================= */
.about{background:#fff}
.about__figure{position:relative;max-width:1000px;margin:0 auto}
.about__figure-stage{position:relative;isolation:isolate}
.about__figure-card{
  position:relative;z-index:2;background:#fff;
  padding:clamp(14px,2vw,26px);
  border:1px solid var(--line);border-radius:10px;
  box-shadow:var(--shadow-lg);
}
.about__figure-card img{display:block;width:100%;border-radius:4px}
/* 背面のアクセント面で白図版を浮かせる（緑＝森／青＝川） */
.about__plane{position:absolute;width:48%;height:62%;border-radius:10px;z-index:1}
.about__plane--g{left:-22px;top:-22px;background:var(--green);opacity:.16}
.about__plane--b{right:-22px;bottom:-22px;background:var(--blue);opacity:.16}
.about__figure figcaption{margin-top:26px;font-size:var(--fs-sm);color:var(--sub);text-align:center;letter-spacing:.04em}

/* =========================================================
   04 GALLERY (carousel)
   ========================================================= */
.gallery{background:var(--warm)}
.gallery .section__inner{padding-bottom:0}
.carousel{position:relative;max-width:1080px;margin:0 auto;padding:0 24px clamp(72px,9vw,120px)}
.carousel__viewport{overflow:hidden;border-radius:6px;box-shadow:var(--shadow-lg)}
.carousel__track{display:flex;transition:transform .7s var(--ease)}
.carousel__item{flex:0 0 100%;aspect-ratio:16/9;background-size:cover;background-position:center;background-color:#e9e6df}
.carousel__nav{
  position:absolute;top:calc((100% - clamp(72px,9vw,120px))/2);transform:translateY(-50%);
  width:54px;height:54px;border:none;border-radius:50%;cursor:pointer;
  background:rgba(255,255,255,.9);color:var(--green);
  font-size:24px;line-height:1;font-family:var(--serif);
  box-shadow:var(--shadow-md);transition:transform .25s var(--ease),background .25s;z-index:3;
}
.carousel__nav:hover{background:#fff;transform:translateY(-50%) scale(1.08)}
.carousel__nav--prev{left:6px}
.carousel__nav--next{right:6px}
.carousel__dots{display:flex;gap:10px;justify-content:center;margin-top:24px}
.carousel__dots button{width:9px;height:9px;border-radius:50%;border:none;background:var(--line);cursor:pointer;padding:0;transition:.25s}
.carousel__dots button.is-active{background:var(--green);transform:scale(1.3)}

/* =========================================================
   05 ACTIVITY
   ========================================================= */
.activity{background:#fff}
.activity__grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,2.4vw,30px);
}
.act-card{
  background:#fff;border-radius:6px;overflow:hidden;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;
  transition:transform .35s var(--ease),box-shadow .35s;
}
.act-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.act-card--lg{grid-column:1 / -1;flex-direction:row}
.act-card--lg .act-card__img{flex:0 0 58%}
.act-card--lg .act-card__body{flex:1;display:flex;flex-direction:column;justify-content:center;padding:clamp(28px,3.4vw,48px)}
.act-card__img{width:100%;aspect-ratio:4/3;background-size:cover;background-position:center;background-color:#e9e6df}
.act-card__img--lg{aspect-ratio:16/9}
.act-card__body{padding:24px 24px 30px}
.act-card .label{margin-top:0}
.act-card__title{font-size:var(--fs-md);font-weight:600;letter-spacing:.04em;margin:14px 0 12px;line-height:1.5}
.act-card--lg .act-card__title{font-size:clamp(22px,2.6vw,30px)}
.act-card__lead{font-size:14px;color:var(--text);line-height:1.95;letter-spacing:.04em}
.act-card__meta{font-size:var(--fs-xs);color:var(--sub);margin-top:16px;letter-spacing:.03em}

/* movie facade */
.activity__movie{margin-top:clamp(48px,6vw,80px);text-align:center}
.activity__movie-title{font-size:var(--fs-md);font-weight:600;letter-spacing:.06em;margin:14px 0 28px}
.ytfacade{
  position:relative;max-width:900px;margin:0 auto;aspect-ratio:16/9;
  border-radius:6px;overflow:hidden;cursor:pointer;box-shadow:var(--shadow-lg);background:#000;
}
.ytfacade__thumb{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease),opacity .4s}
.ytfacade:hover .ytfacade__thumb{transform:scale(1.04);opacity:.85}
.ytfacade__play{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:84px;height:84px;border-radius:50%;background:rgba(94,127,46,.92);
  box-shadow:var(--shadow-md);transition:transform .25s var(--ease),background .25s;
}
.ytfacade__play::after{
  content:"";position:absolute;top:50%;left:54%;transform:translate(-50%,-50%);
  border-style:solid;border-width:15px 0 15px 26px;border-color:transparent transparent transparent #fff;
}
.ytfacade:hover .ytfacade__play{transform:translate(-50%,-50%) scale(1.08);background:var(--green)}
.ytfacade iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.btn-yt{
  display:inline-flex;align-items:center;gap:10px;margin-top:26px;
  font-size:var(--fs-sm);font-weight:500;letter-spacing:.06em;
  padding:12px 28px;border-radius:3px;background:#fff;color:#FF0000;
  border:1px solid var(--line);
  box-shadow:var(--shadow-sm);transition:transform .25s var(--ease),box-shadow .25s,background .25s;
}
.btn-yt:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);background:var(--warm)}
.btn-yt__icon{width:24px;height:24px;fill:#FF0000;flex:0 0 auto}
.btn-ig{
  display:inline-flex;align-items:center;gap:10px;
  font-size:var(--fs-sm);font-weight:500;letter-spacing:.06em;
  padding:12px 28px;border-radius:3px;background:#fff;color:var(--brown);
  border:1px solid var(--line);
  box-shadow:var(--shadow-sm);transition:transform .25s var(--ease),box-shadow .25s,background .25s;
}
.btn-ig:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);background:var(--warm)}
.btn-ig__icon{width:22px;height:22px;fill:var(--brown);flex:0 0 auto}

/* =========================================================
   06 INSTAGRAM
   ========================================================= */
.insta{background:var(--warm)}
.insta .section__head{text-align:center}
.insta .deco-num{color:var(--green)}
.insta__follow{margin-top:24px}
.insta__embed{max-width:760px;margin:clamp(40px,5vw,56px) auto 0}
.insta__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.insta__grid .ph,.insta__item{border-radius:4px;box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s}
.insta__grid .ph:hover,.insta__item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.insta__item{position:relative;display:block;aspect-ratio:1/1;overflow:hidden;background:#e9e6df}
.insta__item img{width:100%;height:100%;object-fit:cover;display:block}
.insta__item .insta__vid{
  position:absolute;top:8px;right:8px;width:22px;height:22px;
  background:rgba(0,0,0,.45);border-radius:5px;
}
.insta__item .insta__vid::after{
  content:"";position:absolute;top:50%;left:54%;transform:translate(-50%,-50%);
  border-style:solid;border-width:5px 0 5px 8px;border-color:transparent transparent transparent #fff;
}

/* =========================================================
   SCIENCE（森のデータ化）
   ========================================================= */
.science{background:var(--warm)}
.science__main{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:clamp(28px,4vw,56px);align-items:center;margin-bottom:clamp(16px,2vw,28px)}
.science__hero{border-radius:8px;overflow:hidden;box-shadow:var(--shadow-md)}
.science__hero img{display:block;width:100%;aspect-ratio:3/2;object-fit:cover}
.science__text p{font-size:15px;line-height:2.1;letter-spacing:.06em;margin-top:1.1em}
.science__text p:first-child{margin-top:0}
.science__thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(10px,1.5vw,16px)}
.science__thumbs img{display:block;width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:6px;box-shadow:var(--shadow-sm)}

/* =========================================================
   07 ACCESS
   ========================================================= */
.access{background:#fff}
.access__grid{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:clamp(32px,4.5vw,64px);align-items:center}
.access__map-inner{
  position:relative;aspect-ratio:4/3;border-radius:8px;overflow:hidden;
  box-shadow:var(--shadow-md);
  filter:grayscale(1) contrast(.92) brightness(1.03); /* モノクロ表示 */
}
.access__map-inner iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.access__info .section__title{margin-top:14px}
.access__lead{font-size:15px;line-height:2.0;margin:18px 0 28px;letter-spacing:.06em}
.access__dl{margin:0}
.access__row{display:flex;gap:18px;padding:16px 2px;border-top:1px solid var(--line)}
.access__row:last-of-type{border-bottom:1px solid var(--line)}
.access__row dt{flex:0 0 116px;font-weight:600;color:var(--brown);font-size:14px;letter-spacing:.04em;line-height:1.9}
.access__row dd{flex:1;font-size:14px;line-height:1.9;color:var(--text);letter-spacing:.04em}
.access__btn{margin-top:28px}

/* =========================================================
   FOOTER
   ========================================================= */
.footer{background:var(--blue);color:rgba(255,255,255,.92);padding:clamp(60px,7vw,96px) 24px 0}
.footer__inner{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(40px,5vw,72px)}
.footer__brand{text-align:left;display:flex;flex-direction:column}
.footer__project{font-size:var(--fs-sm);margin:0 0 16px;line-height:1.9;color:rgba(255,255,255,.85)}
.footer__cols{display:grid;grid-template-columns:1fr 1fr;gap:36px}
.footer__h{font-size:var(--fs-sm);font-weight:700;letter-spacing:.1em;color:#fff;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.18)}
.footer__txt{font-size:var(--fs-sm);line-height:1.9}
.footer__txt--sub{margin-top:18px;color:rgba(255,255,255,.6);font-size:var(--fs-xs)}
.footer__txt--gap{margin-top:18px}
.footer__txt a{border-bottom:1px solid rgba(255,255,255,.3);transition:.25s}
.footer__txt a:hover{color:#fff;border-color:var(--green)}
.footer__sns{display:flex;gap:14px;margin-top:auto}
.footer__sns a{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.08);
  transition:background .25s,transform .25s var(--ease);
}
.footer__sns a:hover{background:var(--green);transform:translateY(-3px)}
.footer__sns svg{width:22px;height:22px;fill:#fff}
.footer__copy{max-width:var(--maxw);margin:clamp(48px,6vw,72px) auto 0;padding:24px 0;border-top:1px solid rgba(255,255,255,.12);text-align:center;font-size:var(--fs-xs);letter-spacing:.1em;color:rgba(255,255,255,.5)}

/* =========================================================
   SCROLL REVEAL
   ========================================================= */
.reveal .deco-num,.reveal .label,.reveal .section__title,
.reveal .mission__title{
  opacity:0;transform:translateY(28px);
  transition:opacity 1.5s var(--ease),transform 1.5s var(--ease);
}
.reveal-body{opacity:0;transform:translateY(28px);transition:opacity 1.5s var(--ease) .2s,transform 1.5s var(--ease) .2s}
.reveal.is-in .deco-num,.reveal.is-in .label,.reveal.is-in .section__title,
.reveal.is-in .mission__title,.reveal.is-in .reveal-body,
.reveal-body.is-in{opacity:1;transform:none}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width:860px){
  .mori__grid{grid-template-columns:1fr;gap:36px}
  .mori__logo{order:-1}              /* スマホはロゴを上に */
  .activity__grid{grid-template-columns:1fr 1fr}
  .act-card--lg{flex-direction:column}
  .act-card--lg .act-card__img{flex:none;width:100%}
  .footer__inner{grid-template-columns:1fr;gap:44px}
  .footer__sns{margin-top:28px}
  .access__grid{grid-template-columns:1fr;gap:32px}
  .science__main{grid-template-columns:1fr;gap:24px}
  .science__thumbs{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:600px){
  :root{--header-h:64px}
  body{font-size:16px}
  .activity__grid{grid-template-columns:1fr}
  .insta__grid{grid-template-columns:repeat(2,1fr)}
  .footer__cols{grid-template-columns:1fr;gap:32px}
  .carousel__nav{width:44px;height:44px;font-size:20px}
  .mission__body{line-height:2.2}
  .header__logo-img{height:38px}
  .header__navlink{display:none}        /* 狭幅ではメニュー側に集約 */
  .header__actions{gap:12px}
}

/* reduced motion */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal .deco-num,.reveal .label,.reveal .section__title,
  .reveal .mission__title,.reveal-body{opacity:1;transform:none;transition:none}
  .hero__slide{transition:opacity .01s}
  .hero__scroll span::after{animation:none}
  .carousel__track{transition:none}
}