@charset "UTF-8";

:root{
  --paper:#f3eddb;
  --paper-2:#e8dfc4;
  --ink:#171714;
  --green:#24d7b3;
  --green-deep:#334f42;
  --orange:#ef5624;
  --yellow:#efe365;
  --line:rgba(23,23,20,.18);
  --max:1280px;
  --pad:clamp(20px,4vw,64px);
  --ease:cubic-bezier(.2,.75,.2,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  background:var(--paper);
  font-family:"Noto Sans JP","Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic","YuGothic",Meiryo,sans-serif;
  line-height:1.8;
  overflow-x:hidden;
  word-break:normal;
  line-break:strict;
  overflow-wrap:break-word;
  font-feature-settings:"palt" 1;
}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
img{max-width:100%;height:auto}
::selection{background:var(--yellow);color:var(--ink)}

h1,h2,h3,.big-copy,.lead{
  word-break:keep-all;
  overflow-wrap:normal;
  line-break:strict;
  text-wrap:balance;
}
h1 span,h2 span,.lead span{display:block}

.progress{position:fixed;inset:0 0 auto;height:4px;z-index:1000;pointer-events:none}
.progress span{display:block;width:0;height:100%;background:var(--orange)}

.site-header{
  position:fixed;z-index:900;top:0;left:0;right:0;
  display:flex;align-items:center;justify-content:space-between;
  padding:15px var(--pad);
  background:rgba(243,237,219,.82);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(23,23,20,.08);
}
.header-brand{display:flex;align-items:center;gap:10px}
.header-symbol{width:32px;max-height:36px;object-fit:contain}
.header-wordmark{width:clamp(145px,15vw,205px);height:auto}
.menu-button{display:none;background:transparent;border:0;align-items:center;gap:7px;cursor:pointer;padding:8px}
.menu-button span{display:block;width:17px;height:1px;background:var(--ink)}
.menu-button b{font-size:9px;letter-spacing:.12em}
.global-nav{display:flex;gap:26px;align-items:center}
.global-nav a{font-size:12px;font-weight:700;letter-spacing:.04em;position:relative;white-space:nowrap}
.global-nav a:after{
  content:"";position:absolute;left:0;bottom:-4px;width:100%;height:1px;background:var(--ink);
  transform:scaleX(0);transform-origin:right;transition:.3s var(--ease)
}
.global-nav a:hover:after{transform:scaleX(1);transform-origin:left}

.hero{
  min-height:100svh;
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(330px,.9fr);
  align-items:center;
  gap:5vw;
  padding:130px var(--pad) 80px;
  overflow:hidden;
}
.hero-copy{position:relative;z-index:5;max-width:830px}
.eyebrow,.section-no{margin:0 0 18px;font-size:11px;font-weight:800;letter-spacing:.2em}
.official-lockup{margin-bottom:30px}
.official-wordmark{width:clamp(300px,38vw,610px);display:block}

.hero-title{
  margin:0;
  font-size:clamp(56px,7vw,110px);
  line-height:1.02;
  letter-spacing:-.055em;
  font-weight:900;
}
.hero-title .accent{color:var(--orange);margin-left:.42em}
.lead{
  margin:32px 0 0;
  font-size:clamp(16px,1.45vw,22px);
  font-weight:700;
  letter-spacing:.01em
}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:36px}
.button{
  min-height:52px;display:inline-flex;align-items:center;justify-content:center;gap:20px;
  padding:10px 22px;border-radius:999px;font-size:12px;font-weight:800;letter-spacing:.04em;
  transition:.3s var(--ease);white-space:nowrap
}
.button-dark{background:var(--ink);color:var(--paper);border:1px solid var(--ink)}
.button-dark:hover{transform:translateY(-3px);background:var(--orange);border-color:var(--orange)}
.button-line{border:1px solid var(--ink)}
.button-line:hover{background:var(--ink);color:var(--paper)}

.hero-symbol-wrap{
  width:min(35vw,500px);
  aspect-ratio:1;
  justify-self:center;
  position:relative;
  display:grid;
  place-items:center;
  transform-style:preserve-3d;
  will-change:transform;
}
.hero-symbol{width:78%;position:relative;z-index:3;filter:drop-shadow(0 22px 38px rgba(23,23,20,.1))}
.symbol-halo{position:absolute;border-radius:50%;border:1px solid rgba(23,23,20,.18)}
.halo-a{width:128%;height:128%;animation:breath 6s ease-in-out infinite}
.halo-b{width:86%;height:86%;animation:breath 6s ease-in-out -2s infinite reverse}
.hero-tag{
  position:absolute;z-index:4;background:var(--yellow);border:1px solid var(--ink);padding:7px 12px;
  border-radius:999px;font-size:9px;font-weight:900;letter-spacing:.15em;box-shadow:4px 4px 0 var(--ink)
}
.tag-a{left:-2%;top:22%;transform:rotate(-8deg)}
.tag-b{right:-8%;top:50%;transform:rotate(8deg)}
.tag-c{left:16%;bottom:4%;transform:rotate(4deg)}
.hero-lines span{position:absolute;border-radius:50%;border:1px solid var(--line);pointer-events:none}
.line-a{width:65vw;height:65vw;right:-28vw;top:-24vw}
.line-b{width:17vw;height:17vw;left:-7vw;top:18%;background:rgba(239,227,101,.34)}

.scroll-note{
  position:absolute;bottom:24px;left:var(--pad);display:flex;align-items:center;gap:12px;
  font-size:8px;font-weight:800;letter-spacing:.2em;transform:rotate(-90deg);transform-origin:left center
}
.scroll-note i{width:48px;height:1px;background:var(--ink);display:block;position:relative;overflow:hidden}
.scroll-note i:after{content:"";position:absolute;inset:0;background:var(--orange);animation:scrollLine 1.8s ease-in-out infinite}

.marquee{border-block:1px solid var(--ink);overflow:hidden;background:var(--yellow)}
.marquee-track{
  width:max-content;display:flex;align-items:center;gap:28px;padding:10px 0;
  font-size:16px;font-weight:900;letter-spacing:.08em;animation:marquee 28s linear infinite
}
.marquee-track i{font-style:normal;font-size:8px}

.section{padding:clamp(92px,11vw,170px) var(--pad);position:relative}
.section-head{max-width:var(--max);margin:0 auto 68px}
.section h2{
  max-width:1100px;
  font-size:clamp(48px,6.8vw,96px);
  line-height:1.08;
  letter-spacing:-.052em;
  margin:0;
  font-weight:900;
}
.section-intro{max-width:680px;margin:24px 0 0;font-size:15px;text-wrap:pretty}

.about{background:var(--green-deep);color:var(--paper)}
.about-grid{max-width:var(--max);margin:auto;display:grid;grid-template-columns:1fr .78fr;gap:8vw;align-items:end}
.about-copy{max-width:700px}
.big-copy{font-size:clamp(21px,2.25vw,32px);line-height:1.75;font-weight:800;letter-spacing:-.015em}
.about-copy p:not(.big-copy){text-wrap:pretty}
.number-panel{
  min-height:350px;border:1px solid rgba(255,255,255,.55);border-radius:50% 50% 0 0;
  display:flex;align-items:flex-end;justify-content:center;gap:18px;padding:42px;
  background:rgba(255,255,255,.035)
}
.number-panel .num{font-size:clamp(125px,18vw,260px);font-weight:900;line-height:.7;letter-spacing:-.1em}
.number-panel strong{font-size:28px}
.number-panel small{display:block;font-size:9px;letter-spacing:.16em;opacity:.7}

.mounds{background:var(--paper)}
.mound-grid{
  max-width:var(--max);margin:auto;display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--ink);border-left:1px solid var(--ink)
}
.mound-card{
  min-height:310px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);
  padding:22px;position:relative;overflow:hidden;background:var(--paper);transition:.45s var(--ease);
  transform-style:preserve-3d
}
.mound-card>span{font-size:11px;font-weight:900;letter-spacing:.12em}
.mound-card h3{position:absolute;left:22px;bottom:58px;margin:0;font-size:24px}
.mound-card p{position:absolute;left:22px;right:22px;bottom:17px;margin:0;font-size:10px}
.mini-symbol{
  width:155px;height:135px;position:absolute;left:50%;top:43%;transform:translate(-50%,-50%);
  display:grid;place-items:center;transition:.45s var(--ease)
}
.mini-symbol img{width:120px;filter:grayscale(1) contrast(.8);opacity:.78}
.mound-card:nth-child(2n) .mini-symbol img{filter:none}
.mound-card:nth-child(3n){background:#fff8dd}
.mound-card:hover{background:#fffaf0;transform:translateY(-6px);z-index:2;box-shadow:0 18px 45px rgba(23,23,20,.12)}
.mound-card:hover .mini-symbol{transform:translate(-50%,-58%) scale(1.08) rotate(5deg)}

.visit{
  background:var(--paper-2);
  display:grid;grid-template-columns:1.08fr .92fr;gap:7vw;align-items:center
}
.visit-map{
  min-height:min(68vw,720px);position:relative;border:2px solid var(--ink);overflow:hidden;background:var(--paper)
}
.map-grid{
  position:absolute;inset:-2px;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:42px 42px;transform:rotate(-4deg) scale(1.15)
}
.map-mounds span{
  position:absolute;left:var(--x);top:var(--y);width:48px;height:48px;border-radius:50%;
  display:grid;place-items:center;background:var(--green-deep);color:var(--paper);font-size:12px;font-weight:900;
  transform:translate(-50%,-50%);box-shadow:6px 6px 0 var(--orange);transition:.3s var(--ease)
}
.map-mounds span:hover{transform:translate(-50%,-60%) rotate(8deg)}
.map-symbol{position:absolute;width:22%;right:7%;top:8%;opacity:.9;transform:rotate(9deg)}
.map-stamp{
  position:absolute;right:24px;bottom:24px;width:116px;height:116px;border-radius:50%;
  display:grid;place-items:center;text-align:center;border:2px solid var(--ink);background:var(--yellow);
  transform:rotate(-8deg);font-size:14px;font-weight:900;line-height:1.05
}
.map-stamp small{font-size:8px}
.visit-copy{max-width:580px}
.visit-copy h2{margin-bottom:28px}
.visit-copy>p{text-wrap:pretty}
.visit-data{margin:34px 0}
.visit-data div{display:grid;grid-template-columns:100px 1fr;border-top:1px solid var(--ink);padding:12px 0}
.visit-data div:last-child{border-bottom:1px solid var(--ink)}
.visit-data dt{font-size:9px;font-weight:900;letter-spacing:.14em}
.visit-data dd{margin:0;font-size:13px}

.goods{background:var(--ink);color:var(--paper)}
.goods-grid{max-width:var(--max);margin:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.goods-card{border:1px solid rgba(244,239,223,.38);background:#20201b}
.goods-visual{aspect-ratio:1;display:grid;place-items:center;overflow:hidden;position:relative}
.goods-a{background:var(--yellow)}
.goods-b{background:var(--green)}
.goods-c{background:var(--orange)}
.goods-symbol{width:55%;animation:floatSoft 5s ease-in-out infinite}
.goods-wordmark{width:78%;padding:18px;background:var(--paper);transform:rotate(-5deg);box-shadow:12px 12px 0 var(--ink)}
.goods-sticker{
  width:64%;aspect-ratio:1;border-radius:50%;background:var(--paper);display:grid;place-items:center;
  transform:rotate(7deg);box-shadow:0 0 0 12px var(--ink),0 0 0 17px var(--paper)
}
.goods-sticker img{width:65%}
.goods-info{padding:20px}
.goods-info span{font-size:8px;letter-spacing:.15em;color:var(--yellow)}
.goods-info h3{margin:5px 0 2px;font-size:20px}
.goods-info p{margin:0;font-size:11px;opacity:.7}
.goods-link{
  max-width:var(--max);margin:26px auto 0;display:flex;align-items:center;justify-content:space-between;
  border-top:1px solid rgba(244,239,223,.3);padding-top:18px;gap:20px
}
.goods-link p{font-size:11px;opacity:.65;margin:0}
.goods-link a{font-size:11px;font-weight:900;letter-spacing:.12em;opacity:.5;white-space:nowrap}

.project{background:var(--orange);color:var(--ink);overflow:hidden}
.project-inner{position:relative;z-index:2;max-width:var(--max);margin:auto}
.project .section-head{margin-left:0}
.project-symbol{position:absolute;width:min(52vw,720px);right:-12vw;top:-7vw;opacity:.16;transform:rotate(15deg)}
.project-story{display:grid;grid-template-columns:.95fr 1.05fr;gap:8vw;align-items:start}
.project-text>p:first-child{font-size:clamp(18px,1.9vw,26px);font-weight:800;margin:0;text-wrap:pretty}
.credit{margin:32px 0;border-top:1px solid var(--ink)}
.credit div{display:grid;grid-template-columns:110px 1fr;padding:10px 0;border-bottom:1px solid var(--ink)}
.credit dt{font-size:10px;font-weight:900}
.credit dd{margin:0;font-size:14px;font-weight:800}
.project-note{font-size:11px;line-height:1.9;margin:0;text-wrap:pretty}
.steps{border-top:1px solid var(--ink)}
.steps div{display:grid;grid-template-columns:45px 1fr 1fr;align-items:center;padding:16px 0;border-bottom:1px solid var(--ink)}
.steps b{font-size:10px}
.steps span{font-size:16px;font-weight:900}
.steps small{font-size:11px}

.next{
  background:var(--paper);min-height:72vh;
  display:grid;grid-template-columns:minmax(0,1fr) .65fr;align-items:center;gap:7vw
}
.next-copy{max-width:900px}
.next-copy h2{
  font-size:clamp(48px,6.7vw,94px);
  line-height:1.12;
  margin-bottom:28px
}
.next-copy>p:last-child{max-width:680px;text-wrap:pretty}
.dig{display:grid;place-items:center}
.dig img{width:min(31vw,420px);filter:drop-shadow(15px 18px 0 rgba(23,23,20,.92));transform:rotate(-8deg);animation:floatSoft 5.5s ease-in-out infinite}

.site-footer{
  border-top:1px solid var(--ink);padding:34px var(--pad);
  display:grid;grid-template-columns:1fr 1fr auto;gap:30px;align-items:end;background:var(--paper)
}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-brand img:first-child{width:44px}
.footer-brand img:last-child{width:min(260px,28vw)}
.footer-credit p{font-size:11px;margin:2px 0}
.footer-credit small{font-size:8px;letter-spacing:.08em}
.back-top{font-size:9px;font-weight:900;letter-spacing:.12em;white-space:nowrap}

.reveal{opacity:0;transform:translateY(30px);transition:opacity .75s var(--ease),transform .75s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}

@keyframes breath{0%,100%{transform:scale(1)}50%{transform:scale(1.04)}}
@keyframes floatSoft{0%,100%{transform:translateY(0) rotate(-3deg)}50%{transform:translateY(16px) rotate(3deg)}}
@keyframes scrollLine{0%{transform:translateX(-100%)}50%,100%{transform:translateX(100%)}}
@keyframes marquee{to{transform:translateX(-50%)}}

@media (max-width:1050px){
  .global-nav{display:none;position:absolute;top:72px;left:var(--pad);right:var(--pad);padding:24px;background:var(--paper);border:1px solid var(--ink);flex-direction:column;align-items:flex-start}
  .global-nav.is-open{display:flex}
  .menu-button{display:flex}
  .hero{grid-template-columns:1fr;min-height:auto;padding-top:125px}
  .hero-symbol-wrap{width:min(72vw,520px);justify-self:end;margin-right:-16vw}
  .official-wordmark{width:min(72vw,600px)}
  .about-grid{grid-template-columns:1fr}
  .number-panel{min-height:280px}
  .mound-grid{grid-template-columns:repeat(2,1fr)}
  .visit{grid-template-columns:1fr}
  .visit-map{min-height:68vw}
  .goods-grid{grid-template-columns:1fr 1fr}
  .goods-card:last-child{grid-column:1/-1;max-width:50%}
  .project-story{grid-template-columns:1fr}
  .next{grid-template-columns:1fr .45fr}
  .site-footer{grid-template-columns:1fr 1fr}
  .back-top{grid-column:1/-1}
}

@media (max-width:700px){
  :root{--pad:20px}
  .site-header{padding-top:12px}
  .header-symbol{width:27px}
  .header-wordmark{width:145px}
  .hero{padding-top:110px;padding-bottom:70px}
  .official-lockup{margin-bottom:24px}
  .official-wordmark{width:min(88vw,520px)}
  .hero-title{font-size:clamp(49px,14.5vw,78px);line-height:1.08}
  .hero-title .accent{margin-left:0}
  .lead{font-size:15px}
  .hero-symbol-wrap{width:92vw;margin:35px -28vw 0 auto}
  .tag-b{right:3%}
  .section{padding-block:92px}
  .section-head{margin-bottom:48px}
  .section h2{font-size:clamp(44px,13.7vw,72px);line-height:1.13}
  .big-copy{font-size:20px}
  .number-panel{min-height:225px;padding:30px}
  .mound-grid{grid-template-columns:1fr}
  .mound-card{min-height:255px}
  .visit-map{min-height:100vw}
  .visit-data div{grid-template-columns:86px 1fr}
  .goods-grid{grid-template-columns:1fr}
  .goods-card:last-child{grid-column:auto;max-width:none}
  .goods-link{align-items:flex-start;flex-direction:column}
  .project-story{gap:48px}
  .project-text>p:first-child{font-size:18px}
  .steps div{grid-template-columns:35px 1fr}
  .steps small{grid-column:2}
  .next{grid-template-columns:1fr;min-height:auto}
  .next-copy h2{font-size:clamp(43px,13vw,68px);line-height:1.16}
  .dig{margin-top:20px}
  .dig img{width:min(62vw,340px)}
  .site-footer{grid-template-columns:1fr;align-items:start}
  .footer-brand img:last-child{width:min(250px,70vw)}
  .back-top{grid-column:auto}
}

@media (max-width:390px){
  .header-wordmark{width:125px}
  .hero-title{font-size:45px}
  .section h2,.next-copy h2{font-size:42px}
  .visit-data div{grid-template-columns:1fr;gap:4px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}