/* =========================================================
   EARTH MEDIA 2026 — 言葉は、まだ熱い。
   ========================================================= */
:root{
  --ink:#0c0b0a;
  --ink-2:#161412;
  --ink-3:#24211e;
  --paper:#f2ede4;
  --paper-dim:#bdb6aa;
  --mute:#7d766c;
  --accent:#ff4a2b;      /* 朱 */
  --accent-soft:#ff4a2b22;
  --line:rgba(242,237,228,.14);
  --serif:"Shippori Mincho B1","Hiragino Mincho ProN","Yu Mincho",serif;
  --sans:"Zen Kaku Gothic New","Hiragino Sans","Yu Gothic",sans-serif;
  --en:"Cormorant Garamond",serif;
  --label:"Archivo Narrow","Helvetica Neue",Arial,sans-serif;
  --gutter:clamp(16px,4vw,56px);
  --max:1360px;
  --ease:cubic-bezier(.2,.7,.1,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;background:var(--ink)}
body,body.custom-background{
  margin:0;background:var(--ink)!important;background-image:none!important;color:var(--paper);
  font-family:var(--sans);font-size:15px;line-height:1.9;letter-spacing:.04em;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--accent);color:var(--ink)}

/* film grain */
body::after{
  content:"";position:fixed;inset:-50%;z-index:100;pointer-events:none;opacity:.07;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 1.2s steps(6) infinite;
}
@keyframes grain{
  0%{transform:translate(0,0)}20%{transform:translate(-4%,3%)}40%{transform:translate(3%,-5%)}
  60%{transform:translate(-6%,-2%)}80%{transform:translate(5%,4%)}100%{transform:translate(0,0)}
}

.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
.label{font-family:var(--label);font-size:11px;letter-spacing:.32em;text-transform:uppercase;color:var(--paper-dim)}
.label--accent{color:var(--accent)}
.en{font-family:var(--en);font-style:italic;letter-spacing:0}

/* ---------- header ---------- */
.site-head{
  position:fixed;inset:0 0 auto 0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:18px var(--gutter);
  transition:background .5s var(--ease),padding .5s var(--ease);
}
.admin-bar .site-head{top:32px}
@media (max-width:782px){.admin-bar .site-head{top:46px}}
.site-head.is-scrolled{background:rgba(12,11,10,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);padding-top:12px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:baseline;gap:14px;line-height:1}
.brand__mark{font-family:var(--label);font-weight:700;font-size:20px;letter-spacing:.24em}
.brand__mark b{color:var(--accent);font-weight:700}
.brand__ja{font-family:var(--serif);font-size:11px;color:var(--paper-dim);letter-spacing:.2em}
.gnav ul{list-style:none;margin:0;padding:0;display:flex;gap:30px}
.gnav li{position:relative}
.gnav a{font-size:13px;letter-spacing:.14em;position:relative;padding:4px 0}
.gnav a::after{content:"";position:absolute;left:0;right:100%;bottom:-2px;height:1px;background:var(--accent);transition:right .45s var(--ease)}
.gnav a:hover::after,.gnav .current-menu-item>a::after{right:0}
.gnav .sub-menu{display:none}
.menu-btn{display:none;background:none;border:0;color:var(--paper);cursor:pointer;width:44px;height:44px;padding:0;position:relative}
.menu-btn span{position:absolute;left:10px;right:10px;height:1px;background:currentColor;transition:transform .4s var(--ease),top .4s var(--ease)}
.menu-btn span:nth-child(1){top:18px}.menu-btn span:nth-child(2){top:26px}
.is-menu-open .menu-btn span:nth-child(1){top:22px;transform:rotate(30deg)}
.is-menu-open .menu-btn span:nth-child(2){top:22px;transform:rotate(-30deg)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:grid;align-items:end;padding:120px 0 56px;overflow:hidden;isolation:isolate}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-2;
  background:
    radial-gradient(60% 50% at 78% 30%,rgba(255,74,43,.20),transparent 70%),
    radial-gradient(40% 40% at 10% 90%,rgba(255,180,120,.08),transparent 70%),
    var(--ink);
}
.hero__vertical{
  position:absolute;top:120px;right:var(--gutter);
  writing-mode:vertical-rl;font-family:var(--serif);font-weight:600;
  font-size:clamp(15px,1.5vw,19px);letter-spacing:.5em;line-height:2.6;color:var(--paper-dim);
}
.hero__vertical em{font-style:normal;color:var(--accent)}
.hero__stack{position:absolute;z-index:-1;top:12%;right:12%;width:min(44vw,560px);aspect-ratio:1/1}
.hero__stack figure{position:absolute;margin:0;width:46%;box-shadow:0 40px 80px rgba(0,0,0,.6);transition:transform 1.2s var(--ease);will-change:transform}
.hero__stack figure img{width:100%;aspect-ratio:3/4.2;object-fit:cover;filter:grayscale(.25) contrast(1.05)}
.hero__stack figure:nth-child(1){left:2%;top:18%;transform:rotate(-9deg) translateY(var(--p1,0px))}
.hero__stack figure:nth-child(2){left:30%;top:2%;transform:rotate(4deg) translateY(var(--p2,0px));z-index:2}
.hero__stack figure:nth-child(3){left:54%;top:28%;transform:rotate(12deg) translateY(var(--p3,0px))}
.hero__copy{position:relative}
.hero__kicker{display:flex;align-items:center;gap:14px;margin-bottom:28px}
.hero__kicker::before{content:"";width:40px;height:1px;background:var(--accent)}
.hero__title{
  font-family:var(--serif);font-weight:800;margin:0;
  font-size:clamp(46px,9.4vw,148px);line-height:1.04;letter-spacing:-.01em;
  text-shadow:0 4px 40px rgba(0,0,0,.55);
}
.hero__title .line{display:block;overflow:hidden}
.hero__title .line>span{display:inline-block;transform:translateY(110%);animation:rise 1.3s var(--ease) forwards}
.hero__title .line:nth-child(2)>span{animation-delay:.14s}
.hero__title .dot{color:var(--accent)}
@keyframes rise{to{transform:none}}
.hero__en{font-family:var(--en);font-style:italic;font-size:clamp(20px,2.4vw,34px);color:var(--paper-dim);margin:26px 0 0;opacity:0;animation:fade 1.4s .6s var(--ease) forwards}
@keyframes fade{to{opacity:1}}
.hero__foot{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-top:64px;padding-top:22px;border-top:1px solid var(--line)}
.scroll-cue{display:flex;align-items:center;gap:12px}
.scroll-cue i{display:block;width:1px;height:46px;background:linear-gradient(var(--accent),transparent);animation:cue 2.2s var(--ease) infinite;transform-origin:top}
@keyframes cue{0%{transform:scaleY(0)}50%{transform:scaleY(1)}100%{transform:scaleY(1);opacity:0}}

/* ---------- marquee ---------- */
.marquee{border-block:1px solid var(--line);overflow:hidden;padding:22px 0;background:var(--ink-2)}
.marquee__track{display:flex;gap:56px;width:max-content;animation:marq 60s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee span{font-family:var(--serif);font-size:clamp(22px,2.6vw,36px);white-space:nowrap;color:var(--paper)}
.marquee span::after{content:"✦";color:var(--accent);margin-left:56px;font-size:.5em;vertical-align:middle}
@keyframes marq{to{transform:translateX(-50%)}}

/* ---------- sections ---------- */
.sec{padding:clamp(96px,14vw,200px) 0;position:relative;background:var(--ink)}
.sec__head{display:grid;grid-template-columns:auto 1fr;gap:20px 40px;align-items:end;margin-bottom:clamp(48px,7vw,96px)}
.sec__num{font-family:var(--en);font-size:clamp(64px,9vw,140px);line-height:.8;color:transparent;-webkit-text-stroke:1px var(--paper-dim)}
.sec__title{font-family:var(--serif);font-weight:600;font-size:clamp(28px,3.6vw,52px);line-height:1.3;margin:0}
.sec__title small{display:block;margin-bottom:12px}

/* manifesto */
.sec.manifesto{background:var(--paper);color:var(--ink)}
.manifesto .label{color:var(--mute)}
.manifesto .sec__num{-webkit-text-stroke-color:var(--mute)}
.manifesto__lead{font-family:var(--serif);font-weight:800;font-size:clamp(40px,7.6vw,116px);line-height:1.18;margin:0 0 clamp(40px,6vw,80px)}
.manifesto__lead span{display:block}
.manifesto__lead span:nth-child(2){padding-left:1em}
.manifesto__lead span:nth-child(3){padding-left:2em;color:var(--accent)}
.manifesto__body{display:grid;grid-template-columns:1fr 1fr;gap:40px 8vw;align-items:start}
.manifesto__body p{font-family:var(--serif);font-size:clamp(16px,1.4vw,19px);line-height:2.4;margin:0}
.manifesto__sign{font-family:var(--en);font-style:italic;font-size:clamp(22px,2vw,30px);line-height:1.5;color:var(--mute)}

/* books */
.books{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(28px,4vw,64px) clamp(18px,2.6vw,40px)}
.book{cursor:default}
.book__cover{margin:0 0 18px;position:relative;overflow:hidden;background:var(--ink-3);aspect-ratio:3/4.1;box-shadow:0 24px 50px rgba(0,0,0,.5)}
.book__cover img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease),filter 1s var(--ease);filter:saturate(.85)}
.book__cover::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(255,255,255,.18),transparent 8%,transparent 92%,rgba(0,0,0,.25));pointer-events:none}
.book:hover .book__cover img{transform:scale(1.06);filter:saturate(1.05)}
.book__cat{font-family:var(--label);font-size:10px;letter-spacing:.3em;color:var(--accent);margin:0 0 6px}
.book__title{font-family:var(--serif);font-weight:600;font-size:17px;line-height:1.5;margin:0;color:var(--paper)}
.book__sub{font-size:12px;color:var(--paper-dim);margin:4px 0 0;line-height:1.6}
.books--home .book:nth-child(4n+2){margin-top:60px}
.books--home .book:nth-child(4n+4){margin-top:30px}

.more{display:inline-flex;align-items:center;gap:18px;margin-top:clamp(56px,7vw,96px);font-family:var(--label);font-size:12px;letter-spacing:.3em;text-transform:uppercase}
.more i{display:block;width:64px;height:1px;background:currentColor;position:relative;transition:width .5s var(--ease)}
.more i::after{content:"";position:absolute;right:0;top:-3px;width:7px;height:7px;border-top:1px solid;border-right:1px solid;transform:rotate(45deg)}
.more:hover{color:var(--accent)}
.more:hover i{width:96px}

/* services */
.sec.services{background:var(--ink-2)}
.svc{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}
.svc__item{padding:44px 36px 52px 0;border-right:1px solid var(--line);position:relative}
.svc__item+.svc__item{padding-left:36px}
.svc__item:last-child{border-right:0}
.svc__item::before{content:"";position:absolute;left:0;top:-1px;height:1px;width:0;background:var(--accent);transition:width .8s var(--ease)}
.svc__item+.svc__item::before{left:36px}
.svc__item:hover::before{width:60px}
.svc__no{font-family:var(--en);font-style:italic;font-size:22px;color:var(--accent)}
.svc__title{font-family:var(--serif);font-weight:600;font-size:clamp(24px,2.3vw,32px);margin:18px 0 6px}
.svc__en{font-family:var(--label);font-size:10px;letter-spacing:.3em;color:var(--paper-dim);margin:0 0 22px}
.svc__item p{color:var(--paper-dim);font-size:14px;margin:0}

/* cta */
.cta{position:relative;overflow:hidden;text-align:center;padding:clamp(120px,16vw,240px) 0;background:var(--ink);isolation:isolate}
.cta::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(50% 60% at 50% 50%,rgba(255,74,43,.22),transparent 70%)}
.cta__title{font-family:var(--serif);font-weight:800;font-size:clamp(36px,6.6vw,104px);line-height:1.2;margin:22px 0 28px}
.cta__title em{font-style:normal;color:var(--accent)}
.cta p{color:var(--paper-dim);max-width:34em;margin:0 auto}
.btn{display:inline-flex;align-items:center;gap:16px;margin-top:48px;padding:20px 40px;border:1px solid var(--paper);border-radius:999px;font-size:14px;letter-spacing:.2em;transition:background .5s var(--ease),color .5s var(--ease),border-color .5s var(--ease)}
.btn:hover{background:var(--accent);border-color:var(--accent);color:var(--ink)}

/* news */
.news{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.news li{border-bottom:1px solid var(--line)}
.news a,.news .news__empty{display:grid;grid-template-columns:140px 1fr auto;gap:24px;align-items:center;padding:26px 0;transition:padding .5s var(--ease),color .3s}
.news a:hover{padding-left:16px;color:var(--accent)}
.news time{font-family:var(--label);font-size:12px;letter-spacing:.2em;color:var(--paper-dim)}
.news__t{font-family:var(--serif);font-size:17px}

/* company */
.company{display:grid;grid-template-columns:1fr 1.2fr;gap:6vw;align-items:start}
.company dl{margin:0;display:grid;grid-template-columns:8em 1fr;border-top:1px solid var(--line)}
.company dt,.company dd{margin:0;padding:20px 0;border-bottom:1px solid var(--line)}
.company dt{font-family:var(--label);font-size:11px;letter-spacing:.24em;color:var(--paper-dim);padding-top:24px}
.company dd{font-family:var(--serif);font-size:16px}
.company__big{font-family:var(--serif);font-weight:600;font-size:clamp(26px,3vw,42px);line-height:1.6;margin:0}

/* page (sub pages) */
.page-hero{padding:clamp(160px,20vw,260px) 0 clamp(56px,7vw,96px);border-bottom:1px solid var(--line);position:relative;overflow:hidden;isolation:isolate}
.page-hero::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(50% 80% at 90% 0%,rgba(255,74,43,.16),transparent 70%)}
.page-hero h1{font-family:var(--serif);font-weight:800;font-size:clamp(40px,7vw,104px);line-height:1.1;margin:18px 0 0}
.entry{max-width:780px;margin:0 auto;padding:clamp(64px,9vw,120px) var(--gutter)}
.entry--wide{max-width:var(--max)}
.entry p,.entry li{font-size:16px;line-height:2.2}
.entry a{color:var(--accent);border-bottom:1px solid var(--accent-soft)}
.entry h2,.em-h2{font-family:var(--serif);font-weight:600;font-size:clamp(24px,2.6vw,34px);margin:64px 0 24px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.entry h2:first-child,.entry .em-h2:first-child{margin-top:0}
.entry h3{font-family:var(--serif);font-size:22px;margin:48px 0 16px}
.entry img{margin:32px auto}
.entry table{width:100%;border-collapse:collapse}
.entry th,.entry td{border-bottom:1px solid var(--line);padding:14px 10px;text-align:left;vertical-align:top}
.entry input[type=text],.entry input[type=email],.entry input[type=tel],.entry textarea{width:100%;background:transparent;border:1px solid var(--line);color:var(--paper);padding:14px 16px;font:inherit}
.entry input[type=submit],.entry button{background:var(--accent);color:var(--ink);border:0;padding:16px 40px;border-radius:999px;font:inherit;letter-spacing:.2em;cursor:pointer}

/* footer */
.site-foot{border-top:1px solid var(--line);padding:clamp(72px,9vw,120px) 0 40px;background:var(--ink)}
.site-foot__big{font-family:var(--label);font-weight:700;font-size:clamp(56px,14vw,220px);line-height:.85;letter-spacing:-.02em;margin:0 0 56px;color:transparent;-webkit-text-stroke:1px var(--line)}
.site-foot__big b{-webkit-text-stroke:0;color:var(--accent);font-weight:700}
.site-foot__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.site-foot address{font-style:normal;color:var(--paper-dim);font-size:13px;line-height:2}
.site-foot address a:hover{color:var(--accent)}
.site-foot ul{list-style:none;margin:0;padding:0}
.site-foot li a{font-size:13px;color:var(--paper-dim);line-height:2.3}
.site-foot li a:hover{color:var(--accent)}
.site-foot__copy{margin-top:72px;padding-top:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;font-family:var(--label);font-size:11px;letter-spacing:.2em;color:var(--mute)}

/* reveal */
.reveal{opacity:0;transform:translateY(40px);transition:opacity 1.1s var(--ease),transform 1.1s var(--ease);transition-delay:calc(var(--i,0) * 70ms)}
.reveal.is-in{opacity:1;transform:none}
.no-js .reveal{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .books{grid-template-columns:repeat(3,1fr)}
  .books--home .book{margin-top:0!important}
  .svc{grid-template-columns:1fr}
  .svc__item,.svc__item+.svc__item{padding:40px 0;border-right:0;border-bottom:1px solid var(--line)}
  .svc__item+.svc__item::before{left:0}
}
@media (max-width:860px){
  .gnav{position:fixed;inset:0;background:var(--ink);display:flex;align-items:center;padding:0 var(--gutter);opacity:0;pointer-events:none;transition:opacity .5s var(--ease)}
  .is-menu-open .gnav{opacity:1;pointer-events:auto}
  .gnav ul{flex-direction:column;gap:6px}
  .gnav a{font-family:var(--serif);font-size:30px;letter-spacing:.06em}
  .menu-btn{display:block;z-index:2}
  .brand{position:relative;z-index:2}
  .hero__stack{top:14%;right:-6%;width:78vw;opacity:.55}
  .hero__vertical{display:none}
  .manifesto__body,.company{grid-template-columns:1fr}
  .sec__head{grid-template-columns:1fr}
  .site-foot__grid{grid-template-columns:1fr}
  .news a,.news .news__empty{grid-template-columns:1fr;gap:4px}
  .news a span:last-child{display:none}
}
@media (max-width:560px){
  body{font-size:14px}
  .books{grid-template-columns:repeat(2,1fr);gap:32px 16px}
  .brand__ja{display:none}
  .hero__foot{flex-direction:column;align-items:flex-start}
  .company dl{grid-template-columns:6em 1fr}
  .site-foot__copy{flex-direction:column;gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .hero__title .line>span{transform:none}.hero__en{opacity:1}.reveal{opacity:1;transform:none}
}