@charset "UTF-8";
/* =========================================================
   Clever Tornado 株式会社 — Global Stylesheet
   ========================================================= */
@import url('https://fonts.googleapis.com/css2?family=Shippori+Mincho:wght@400;500;600;700;800&family=Noto+Sans+JP:wght@300;400;500;600;700&family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;1,400&display=swap');

:root{
  --paper:#f6f1e7;
  --paper-alt:#eee6d6;
  --paper-deep:#e6dcc7;
  --ink:#211f1a;
  --ink-soft:#5c574c;
  --ink-faint:#8b8474;
  --line:#d9cfb8;
  --line-soft:#e5dcc6;
  --accent:#9c3d2e;
  --accent-dark:#7a2f23;
  --accent-soft:#c98a72;
  --gold:#a3823f;
  --white:#fffdf8;
  --shadow: 0 20px 60px -25px rgba(33,31,26,0.35);
  --radius: 2px;
  --maxw: 1240px;
  --ff-serif-jp: 'Shippori Mincho', 'Noto Serif JP', serif;
  --ff-sans-jp: 'Noto Sans JP', 'Hiragino Sans', 'Yu Gothic', sans-serif;
  --ff-latin: 'Cormorant Garamond', 'Times New Roman', serif;
  --dur:.6s;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--ff-sans-jp);
  font-weight:300;
  line-height:1.9;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{
  font-family:var(--ff-serif-jp);
  font-weight:600;
  margin:0 0 .5em;
  color:var(--ink);
  letter-spacing:.04em;
}
p{margin:0 0 1em;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:var(--ff-sans-jp);}

.container{max-width:var(--maxw);margin:0 auto;padding:0 6vw;}
@media(min-width:1400px){.container{padding:0 60px;}}

/* ---------- Kicker / Eyebrow ---------- */
.kicker{
  display:inline-flex;align-items:center;gap:14px;
  font-family:var(--ff-latin);
  font-style:italic;
  font-size:15px;
  letter-spacing:.3em;
  text-transform:uppercase;
  color:var(--accent);
  margin-bottom:18px;
}
.kicker::before{content:"";width:34px;height:1px;background:var(--accent);}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  padding:22px 0;
  transition:background var(--dur) ease, padding var(--dur) ease, box-shadow var(--dur) ease;
}
.site-header .container{display:flex;align-items:center;justify-content:space-between;}
.site-header.is-scrolled{
  background:rgba(246,241,231,.94);
  backdrop-filter:blur(10px);
  padding:14px 0;
  box-shadow:0 2px 24px rgba(33,31,26,.08);
  border-bottom:1px solid var(--line-soft);
}
.brand{display:flex;align-items:center;gap:12px;}
.brand .mark{
  width:40px;height:40px;border:1px solid var(--ink);
  border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:var(--ff-latin);font-style:italic;font-size:20px;color:var(--accent);
  position:relative;flex-shrink:0;
}
.brand .mark::after{
  content:"";position:absolute;inset:5px;border:1px solid var(--accent-soft);border-radius:50%;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text .en{font-family:var(--ff-latin);font-style:italic;font-size:19px;letter-spacing:.03em;color:var(--ink);}
.brand-text .jp{font-family:var(--ff-serif-jp);font-size:11px;letter-spacing:.28em;color:var(--ink-soft);margin-top:3px;}

.main-nav{display:flex;align-items:center;gap:38px;}
.main-nav a{
  font-size:14.5px;letter-spacing:.06em;position:relative;padding:6px 0;color:var(--ink-soft);
  transition:color .3s;
}
.main-nav a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--accent);
  transition:width .35s ease;
}
.main-nav a:hover,.main-nav a.active{color:var(--ink);}
.main-nav a:hover::after,.main-nav a.active::after{width:100%;}
.nav-cta{
  border:1px solid var(--ink);padding:11px 26px;font-size:13px;letter-spacing:.12em;
  transition:all .35s ease;white-space:nowrap;
}
.nav-cta:hover{background:var(--ink);color:var(--paper);}

.nav-toggle{
  display:none;flex-direction:column;gap:5px;width:30px;background:none;border:none;padding:6px;z-index:1200;
}
.nav-toggle span{width:100%;height:1px;background:var(--ink);transition:all .35s ease;}
.nav-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- Mobile nav ---------- */
@media(max-width:960px){
  .main-nav{
    position:fixed;inset:0 0 0 auto;width:min(360px,86vw);height:100vh;
    background:var(--paper);flex-direction:column;align-items:flex-start;justify-content:center;
    gap:26px;padding:60px 44px;transform:translateX(100%);transition:transform .5s cubic-bezier(.77,0,.18,1);
    box-shadow:-30px 0 60px rgba(0,0,0,.15);
  }
  .main-nav.open{transform:translateX(0);}
  .main-nav a{font-size:17px;}
  .nav-toggle{display:flex;}
  .nav-cta{margin-top:10px;}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:flex-end;
  overflow:hidden;background:var(--ink);
}
.hero-media{position:absolute;inset:0;z-index:0;}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.62;transform:scale(1.06);animation:heroZoom 16s ease-out forwards;}
@keyframes heroZoom{to{transform:scale(1);}}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,18,14,.15) 0%, rgba(20,18,14,.35) 55%, rgba(20,18,14,.85) 100%);
  z-index:1;
}
.hero-content{position:relative;z-index:2;color:var(--white);padding:180px 0 90px;width:100%;}
.hero-content .kicker{color:var(--accent-soft);}
.hero-content .kicker::before{background:var(--accent-soft);}
.hero-title{
  font-size:clamp(36px,6.4vw,84px);line-height:1.25;color:var(--white);
  margin-bottom:.3em;
}
.hero-title em{font-style:italic;color:var(--accent-soft);font-family:var(--ff-latin);}
.hero-sub{max-width:560px;color:#e6e0d2;font-weight:300;font-size:16px;}
.hero-scroll{
  position:absolute;bottom:36px;right:6vw;z-index:2;color:#fff;display:flex;flex-direction:column;
  align-items:center;gap:12px;font-family:var(--ff-latin);font-style:italic;letter-spacing:.15em;font-size:13px;
}
.hero-scroll .line{width:1px;height:56px;background:linear-gradient(#fff,transparent);animation:scrollLine 2s infinite;}
@keyframes scrollLine{0%{opacity:0;}50%{opacity:1;}100%{opacity:0;}}

/* ---------- Page header (inner pages) ---------- */
.page-hero{
  position:relative;padding:190px 0 100px;background:var(--ink);color:#fff;overflow:hidden;
}
.page-hero-media{position:absolute;inset:0;}
.page-hero-media img{width:100%;height:100%;object-fit:cover;opacity:.4;}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,18,14,.55),rgba(20,18,14,.85));}
.page-hero .container{position:relative;z-index:2;}
.page-hero h1{color:#fff;font-size:clamp(30px,5vw,58px);}
.breadcrumb{font-size:13px;letter-spacing:.08em;color:#cdc4ac;margin-top:22px;display:flex;gap:8px;}
.breadcrumb a{color:#cdc4ac;}
.breadcrumb a:hover{color:#fff;}

/* ---------- Sections ---------- */
section{padding:120px 0;position:relative;}
.section-alt{background:var(--paper-alt);}
.section-ink{background:var(--ink);color:#eee5d3;}
.section-ink h2,.section-ink h3{color:#fff;}
.section-head{max-width:680px;margin-bottom:64px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{font-size:clamp(28px,3.6vw,46px);}
.lede{font-size:18px;color:var(--ink-soft);font-weight:300;}

/* ---------- Buttons / Links ---------- */
.btn{
  display:inline-flex;align-items:center;gap:12px;padding:15px 34px;border:1px solid var(--ink);
  font-size:13.5px;letter-spacing:.14em;transition:all .4s ease;
}
.btn:hover{background:var(--ink);color:var(--paper);}
.btn.solid{background:var(--ink);color:var(--paper);}
.btn.solid:hover{background:var(--accent);border-color:var(--accent);color:#fff;}
.btn.accent{border-color:var(--accent);color:var(--accent);}
.btn.accent:hover{background:var(--accent);color:#fff;}
.link-arrow{display:inline-flex;align-items:center;gap:10px;font-size:13.5px;letter-spacing:.1em;color:var(--accent);border-bottom:1px solid transparent;padding-bottom:3px;transition:all .3s;}
.link-arrow:hover{border-color:var(--accent);gap:16px;}

/* ---------- Grid / Cards ---------- */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:44px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:34px;}
@media(max-width:960px){.grid-2{grid-template-columns:1fr;gap:40px;}.grid-3{grid-template-columns:1fr 1fr;}.grid-4{grid-template-columns:1fr 1fr;}}
@media(max-width:640px){.grid-3{grid-template-columns:1fr;}.grid-4{grid-template-columns:1fr;}}

.media-frame{overflow:hidden;position:relative;background:var(--paper-deep);}
.media-frame img{width:100%;height:100%;object-fit:cover;transition:transform 1s cubic-bezier(.2,.8,.2,1);}
.media-frame:hover img{transform:scale(1.07);}
.ratio-4-5{aspect-ratio:4/5;}
.ratio-3-2{aspect-ratio:3/2;}
.ratio-16-9{aspect-ratio:16/9;}
.ratio-1-1{aspect-ratio:1/1;}

.num-index{font-family:var(--ff-latin);font-style:italic;font-size:15px;color:var(--accent);letter-spacing:.05em;}

.card{background:var(--white);border:1px solid var(--line-soft);padding:44px 36px;transition:box-shadow .4s, transform .4s;}
.card:hover{box-shadow:var(--shadow);transform:translateY(-6px);}
.card .num-index{display:block;margin-bottom:20px;}
.card h3{font-size:21px;}
.card p{color:var(--ink-soft);font-size:15px;margin-bottom:0;}

/* ---------- Work / Portfolio ---------- */
.work-card{position:relative;overflow:hidden;display:block;}
.work-card .media-frame{margin-bottom:0;}
.work-card figcaption{padding:24px 4px 0;}
.work-card .tag{font-size:12px;letter-spacing:.14em;color:var(--accent);margin-bottom:8px;display:block;}
.work-card h3{font-size:23px;margin-bottom:6px;}
.work-card .loc{font-size:13px;color:var(--ink-faint);}
.work-filter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:54px;}
.work-filter button{
  background:none;border:1px solid var(--line);padding:10px 22px;font-size:13px;letter-spacing:.08em;color:var(--ink-soft);
  transition:all .3s;
}
.work-filter button.active,.work-filter button:hover{background:var(--ink);color:var(--paper);border-color:var(--ink);}

/* ---------- Stats ---------- */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center;}
.stat-row .stat b{display:block;font-family:var(--ff-latin);font-style:italic;font-size:clamp(32px,4vw,56px);color:var(--accent-soft);}
.stat-row .stat span{font-size:13px;letter-spacing:.08em;color:#cdc4ac;}
@media(max-width:760px){.stat-row{grid-template-columns:1fr 1fr;row-gap:44px;}}

/* ---------- Quote / Pull ---------- */
.pull-quote{
  font-family:var(--ff-serif-jp);font-size:clamp(22px,2.6vw,34px);line-height:1.8;color:var(--ink);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:56px 0;margin:0;text-align:center;
}
.pull-quote cite{display:block;margin-top:26px;font-style:normal;font-family:var(--ff-sans-jp);font-size:13px;color:var(--ink-faint);letter-spacing:.1em;}

/* ---------- Timeline / Process ---------- */
.timeline{position:relative;}
.timeline::before{content:"";position:absolute;left:29px;top:10px;bottom:10px;width:1px;background:var(--line);}
.tl-item{display:grid;grid-template-columns:60px 1fr;gap:30px;padding-bottom:64px;position:relative;}
.tl-item:last-child{padding-bottom:0;}
.tl-item .tl-dot{width:60px;height:60px;border-radius:50%;border:1px solid var(--accent);display:flex;align-items:center;justify-content:center;font-family:var(--ff-latin);font-style:italic;color:var(--accent);background:var(--paper);z-index:1;}
.tl-item h3{font-size:22px;margin-bottom:10px;}
.tl-item p{color:var(--ink-soft);max-width:640px;}
@media(max-width:600px){.timeline::before{left:23px;}.tl-item{grid-template-columns:46px 1fr;gap:18px;}.tl-item .tl-dot{width:46px;height:46px;font-size:13px;}}

/* ---------- Team ---------- */
.team-card{text-align:left;}
.team-card .media-frame{margin-bottom:22px;}
.team-card h3{font-size:20px;margin-bottom:4px;}
.team-card .role{font-size:13px;color:var(--accent);letter-spacing:.06em;margin-bottom:14px;display:block;}
.team-card p{font-size:14.5px;color:var(--ink-soft);}

/* ---------- Forms ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;}
.form-grid .full{grid-column:1/-1;}
.field{display:flex;flex-direction:column;gap:10px;}
.field label{font-size:13px;letter-spacing:.08em;color:var(--ink-soft);}
.field input,.field select,.field textarea{
  background:transparent;border:none;border-bottom:1px solid var(--line);padding:12px 2px;font-size:15.5px;color:var(--ink);
  outline:none;transition:border-color .3s;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);}
.field textarea{resize:vertical;min-height:120px;}
.checkline{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--ink-soft);}
.checkline input{margin-top:4px;}
@media(max-width:700px){.form-grid{grid-template-columns:1fr;}}

/* ---------- FAQ Accordion ---------- */
.accordion-item{border-bottom:1px solid var(--line);}
.accordion-item summary{
  display:flex;justify-content:space-between;align-items:center;padding:28px 4px;cursor:pointer;list-style:none;
  font-family:var(--ff-serif-jp);font-size:18px;gap:20px;
}
.accordion-item summary::-webkit-details-marker{display:none;}
.accordion-item summary .plus{font-family:var(--ff-latin);font-style:italic;font-size:24px;color:var(--accent);transition:transform .3s;flex-shrink:0;}
.accordion-item[open] summary .plus{transform:rotate(45deg);}
.accordion-item .a-body{padding:0 4px 28px;color:var(--ink-soft);font-size:15px;max-width:760px;}

/* ---------- News ---------- */
.news-row{display:grid;grid-template-columns:140px 1fr auto;gap:30px;align-items:center;padding:32px 0;border-bottom:1px solid var(--line);}
.news-row time{font-family:var(--ff-latin);font-style:italic;color:var(--accent);font-size:15px;}
.news-row .cat{font-size:11.5px;letter-spacing:.1em;border:1px solid var(--line);padding:4px 12px;color:var(--ink-soft);justify-self:start;}
.news-row h3{font-size:17px;margin:0;font-weight:500;font-family:var(--ff-sans-jp);}
@media(max-width:700px){.news-row{grid-template-columns:1fr;gap:10px;}}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#cfc7b3;padding:100px 0 0;}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:50px;padding-bottom:80px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand .en{font-family:var(--ff-latin);font-style:italic;font-size:26px;color:#fff;}
.footer-brand .jp{font-family:var(--ff-serif-jp);font-size:12px;letter-spacing:.28em;color:#a89f88;margin:6px 0 20px;}
.footer-brand p{font-size:14px;color:#a89f88;max-width:280px;}
.footer-col h4{color:#fff;font-size:13px;letter-spacing:.12em;margin-bottom:22px;font-family:var(--ff-sans-jp);font-weight:500;}
.footer-col li{margin-bottom:13px;}
.footer-col a{font-size:14px;color:#a89f88;transition:color .3s;}
.footer-col a:hover{color:#fff;}
.footer-col address{font-style:normal;font-size:14px;color:#a89f88;line-height:1.9;}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding:30px 0;font-size:12.5px;color:#8c8471;flex-wrap:wrap;gap:12px;}
.footer-social{display:flex;gap:18px;}
.footer-social a{border:1px solid rgba(255,255,255,.2);width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;color:#cfc7b3;transition:all .3s;}
.footer-social a:hover{background:var(--accent);border-color:var(--accent);color:#fff;}
@media(max-width:900px){.footer-top{grid-template-columns:1fr 1fr;row-gap:50px;}}
@media(max-width:560px){.footer-top{grid-template-columns:1fr;}}

/* ---------- Scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(36px);transition:opacity 1s cubic-bezier(.2,.7,.2,1),transform 1s cubic-bezier(.2,.7,.2,1);}
.reveal.in-view{opacity:1;transform:translateY(0);}

/* ---------- Back to top ---------- */
.to-top{
  position:fixed;right:26px;bottom:26px;width:52px;height:52px;border-radius:50%;background:var(--ink);color:var(--paper);
  display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .4s,transform .4s;
  z-index:900;font-size:18px;border:none;
}
.to-top.show{opacity:1;pointer-events:auto;}
.to-top:hover{background:var(--accent);transform:translateY(-4px);}

/* ---------- Toast (non-blocking popup) ---------- */
#toast-stack{position:fixed;top:24px;right:24px;z-index:3000;display:flex;flex-direction:column;gap:12px;max-width:340px;}
.toast{
  background:var(--ink);color:#f5efe1;padding:18px 22px;border-left:3px solid var(--accent);font-size:14px;
  box-shadow:0 18px 40px rgba(0,0,0,.3);opacity:0;transform:translateX(30px);transition:all .45s cubic-bezier(.2,.8,.2,1);
  display:flex;justify-content:space-between;gap:16px;align-items:flex-start;
}
.toast.show{opacity:1;transform:translateX(0);}
.toast .t-close{cursor:pointer;color:#a89f88;font-size:16px;line-height:1;flex-shrink:0;}
.toast .t-close:hover{color:#fff;}
.toast strong{display:block;margin-bottom:4px;color:#fff;font-family:var(--ff-serif-jp);font-weight:600;font-size:14.5px;}
@media(max-width:520px){#toast-stack{left:16px;right:16px;max-width:none;}}

/* ---------- Misc utility ---------- */
.center-text{text-align:center;}
.mt-0{margin-top:0;}
.divider{width:60px;height:1px;background:var(--accent);margin:26px 0;}
.divider.center{margin-left:auto;margin-right:auto;}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.tag-list span{border:1px solid var(--line);padding:8px 18px;font-size:12.5px;letter-spacing:.06em;color:var(--ink-soft);}
.two-col-text{columns:2;column-gap:50px;}
@media(max-width:760px){.two-col-text{columns:1;}}

.spec-table{width:100%;border-collapse:collapse;}
.spec-table tr{border-bottom:1px solid var(--line);}
.spec-table th,.spec-table td{text-align:left;padding:18px 10px;font-size:14.5px;font-weight:400;}
.spec-table th{color:var(--ink-faint);width:38%;letter-spacing:.05em;}

.gallery-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
@media(max-width:700px){.gallery-strip{grid-template-columns:1fr 1fr;}}

.map-frame{width:100%;height:420px;border:1px solid var(--line);filter:grayscale(.3) contrast(1.05);}

/* ---------- 404 ---------- */
.error-wrap{
  min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;
  background:var(--ink);color:#fff;padding:160px 6vw 100px;position:relative;overflow:hidden;
}
.error-wrap .big{font-family:var(--ff-latin);font-style:italic;font-size:clamp(90px,20vw,260px);line-height:1;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.5);}
.error-wrap h1{color:#fff;font-size:clamp(22px,3vw,34px);margin-top:10px;}
.error-wrap p{color:#cdc4ac;max-width:440px;margin:16px auto 40px;}

/* fade in base */
body{animation:bodyFade .6s ease;}
@keyframes bodyFade{from{opacity:0;}to{opacity:1;}}

/* Touch target fix — WCAG 2.5.5 24×24px minimum */
@media (max-width: 768px) {
  a, button, [role="button"], input[type="submit"], input[type="button"],
  .nav-toggle, .main-nav a, .footer-nav a, .breadcrumb a {
    min-height: 24px;
    min-width: 24px;
    padding: max(var(--_pad-y, 4px), 4px) max(var(--_pad-x, 8px), 8px);
  }
}