/* ===== STUDIO LOCAL — demo site ===== */
:root{
  --bg:#0c0b0a;
  --bg-alt:#151311;
  --bg-card:#1a1815;
  --gold:#c2a05f;
  --gold-light:#e3c78a;
  --text:#f3efe6;
  --text-muted:#a89f8f;
  --border:rgba(243,239,230,0.09);
  --serif:'Shippori Mincho', serif;
  --sans:'Noto Sans JP', sans-serif;
  --maxw:1160px;
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.serif{font-family:var(--serif);}

.eyebrow{
  display:inline-block;
  font-family:var(--serif);
  letter-spacing:.28em;
  font-size:12px;
  color:var(--gold);
  margin-bottom:14px;
  text-transform:uppercase;
}
h1,h2,h3{font-family:var(--serif);font-weight:600;letter-spacing:.02em;}
.section-title{
  font-size:clamp(26px,4vw,38px);
  margin-bottom:18px;
  color:var(--text);
}
.section-lead{
  color:var(--text-muted);
  font-size:15px;
  max-width:620px;
  margin-bottom:48px;
}
.section-head{margin-bottom:44px;}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto;}
.section-head.center .section-lead{margin-left:auto;margin-right:auto;}

section{padding:104px 0;position:relative;}
section.alt{background:var(--bg-alt);}

.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:15px 34px;
  font-family:var(--sans);
  font-size:14px;
  letter-spacing:.06em;
  border-radius:2px;
  cursor:pointer;
  border:1px solid var(--gold);
  transition:all .35s ease;
  white-space:nowrap;
}
.btn-gold{background:var(--gold);color:#141210;font-weight:700;}
.btn-gold:hover{background:var(--gold-light);border-color:var(--gold-light);transform:translateY(-2px);}
.btn-outline{background:transparent;color:var(--text);}
.btn-outline:hover{background:rgba(194,160,95,.1);transform:translateY(-2px);}
.btn svg{width:16px;height:16px;}

/* ---------- header ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:200;
  padding:22px 0;
  transition:background .4s ease,padding .4s ease,border-color .4s ease;
  border-bottom:1px solid transparent;
}
header.scrolled{
  background:rgba(12,11,10,.92);
  backdrop-filter:blur(10px);
  padding:14px 0;
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:19px;letter-spacing:.05em;}
.logo .icon-badge{
  width:34px;height:34px;border:1px solid var(--gold);border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--gold);
  flex-shrink:0;
}
.logo .icon-badge svg{width:17px;height:17px;}
.logo small{display:block;font-family:var(--sans);font-size:9px;letter-spacing:.22em;color:var(--text-muted);margin-top:2px;}

nav.main-nav{display:flex;align-items:center;gap:38px;}
nav.main-nav a{
  font-size:13px;letter-spacing:.08em;color:var(--text-muted);
  position:relative;padding-bottom:4px;transition:color .3s;
}
nav.main-nav a:hover,nav.main-nav a.active{color:var(--gold-light);}
nav.main-nav a::after{
  content:'';position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--gold);
  transition:width .3s;
}
nav.main-nav a:hover::after{width:100%;}
.header-cta{display:flex;align-items:center;gap:28px;}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:6px;}
.hamburger span{width:24px;height:1px;background:var(--text);display:block;transition:all .3s;}

/* ---------- hero ---------- */
.hero{
  min-height:100vh;
  display:flex;align-items:center;
  position:relative;
  padding-top:120px;
}
.hero::before{
  content:'';position:absolute;inset:0;
  background:
    linear-gradient(180deg, rgba(10,9,8,.55) 0%, rgba(10,9,8,.75) 55%, var(--bg) 100%),
    url('https://images.pexels.com/photos/3184291/pexels-photo-3184291.jpeg?auto=compress&cs=tinysrgb&w=1600') center/cover no-repeat;
  z-index:-1;
}
.hero-content{max-width:680px;}
.hero h1{
  font-size:clamp(34px,5.2vw,58px);
  line-height:1.45;
  margin-bottom:24px;
}
.hero h1 span{color:var(--gold-light);}
.hero p{color:var(--text-muted);font-size:16px;max-width:520px;margin-bottom:38px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;}
.hero-scroll{
  position:absolute;bottom:34px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:8px;
  color:var(--text-muted);font-size:11px;letter-spacing:.2em;
}
.hero-scroll .line{width:1px;height:36px;background:linear-gradient(var(--gold),transparent);animation:scrolldown 2s infinite;}
@keyframes scrolldown{0%{opacity:0;transform:scaleY(0);transform-origin:top;}50%{opacity:1;transform:scaleY(1);transform-origin:top;}100%{opacity:0;transform:scaleY(1);transform-origin:bottom;}}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:center;}
.about-img{position:relative;border-radius:2px;overflow:hidden;aspect-ratio:4/5;}
.about-img img{width:100%;height:100%;object-fit:cover;}
.about-img::after{content:'';position:absolute;inset:0;border:1px solid var(--gold);outline:1px solid rgba(0,0,0,0);transform:translate(16px,16px);z-index:-1;}
.strengths{display:grid;gap:26px;margin-top:36px;}
.strength{display:flex;gap:18px;align-items:flex-start;}
.strength .ic{
  width:46px;height:46px;border-radius:50%;background:rgba(194,160,95,.1);
  display:flex;align-items:center;justify-content:center;color:var(--gold);flex-shrink:0;
}
.strength .ic svg{width:20px;height:20px;}
.strength h4{font-size:16px;margin-bottom:6px;font-family:var(--sans);font-weight:700;}
.strength p{color:var(--text-muted);font-size:14px;}

/* ---------- services ---------- */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.service-card{
  background:var(--bg-card);border:1px solid var(--border);border-radius:2px;overflow:hidden;
  transition:transform .4s ease,border-color .4s ease;
}
.service-card:hover{transform:translateY(-8px);border-color:var(--gold);}
.service-card .img{aspect-ratio:4/3;overflow:hidden;}
.service-card .img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease;}
.service-card:hover .img img{transform:scale(1.08);}
.service-card .body{padding:28px 26px 30px;}
.service-card .num{font-family:var(--serif);color:var(--gold);font-size:13px;letter-spacing:.15em;margin-bottom:10px;display:block;}
.service-card h3{font-size:19px;margin-bottom:12px;}
.service-card p{color:var(--text-muted);font-size:13.5px;}

/* ---------- works ---------- */
.works-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.work-card{
  cursor:pointer;position:relative;overflow:hidden;border-radius:2px;aspect-ratio:4/3;
  border:1px solid var(--border);
}
.work-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease;}
.work-card:hover img{transform:scale(1.1);}
.work-card .overlay{
  position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(8,7,6,.92) 0%,rgba(8,7,6,.15) 65%,transparent 100%);
  display:flex;flex-direction:column;justify-content:flex-end;padding:22px;
}
.work-card .tag{color:var(--gold-light);font-size:11px;letter-spacing:.14em;margin-bottom:6px;}
.work-card h4{font-size:16px;font-family:var(--sans);font-weight:700;}
.works-more{text-align:center;margin-top:48px;}
.works-note{font-size:12px;color:var(--text-muted);text-align:center;margin-top:22px;opacity:.75;}

/* ---------- flow ---------- */
.flow-list{display:grid;gap:0;border-top:1px solid var(--border);}
.flow-item{
  display:grid;grid-template-columns:90px 1fr;gap:28px;
  padding:32px 0;border-bottom:1px solid var(--border);align-items:center;
}
.flow-item .step-num{font-family:var(--serif);font-size:34px;color:var(--gold);opacity:.7;}
.flow-item h4{font-size:17px;margin-bottom:8px;}
.flow-item p{color:var(--text-muted);font-size:13.5px;}

/* ---------- voice ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.voice-card{background:var(--bg-card);border:1px solid var(--border);padding:32px 28px;border-radius:2px;position:relative;}
.voice-card .quote-mark{color:var(--gold);opacity:.5;margin-bottom:14px;}
.voice-card .quote-mark svg{width:26px;height:26px;}
.voice-card p.txt{font-size:14px;color:var(--text);margin-bottom:22px;min-height:96px;}
.voice-person{display:flex;align-items:center;gap:12px;}
.voice-person .avatar{
  width:38px;height:38px;border-radius:50%;background:rgba(194,160,95,.12);
  display:flex;align-items:center;justify-content:center;color:var(--gold);
}
.voice-person .avatar svg{width:18px;height:18px;}
.voice-person .who{font-size:12.5px;color:var(--text-muted);}
.voice-person .who b{display:block;color:var(--text);font-size:13.5px;font-weight:700;}

/* ---------- faq ---------- */
.faq-list{max-width:760px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--border);}
.faq-q{
  width:100%;text-align:left;background:none;border:none;color:var(--text);
  padding:22px 0;font-size:15.5px;font-family:var(--sans);font-weight:700;
  display:flex;justify-content:space-between;align-items:center;cursor:pointer;gap:16px;
}
.faq-q .qmark{color:var(--gold);font-family:var(--serif);margin-right:12px;}
.faq-q svg{width:18px;height:18px;color:var(--gold);flex-shrink:0;transition:transform .35s;}
.faq-item.open .faq-q svg{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease;}
.faq-item.open .faq-a{max-height:220px;}
.faq-a p{padding:0 0 24px 34px;color:var(--text-muted);font-size:14px;}

/* ---------- contact ---------- */
.contact-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:64px;}
.contact-info h2{margin-bottom:20px;}
.contact-info p{color:var(--text-muted);font-size:14px;margin-bottom:28px;}
.contact-info .info-row{display:flex;gap:14px;align-items:flex-start;margin-bottom:20px;}
.contact-info .info-row .ic{color:var(--gold);flex-shrink:0;margin-top:2px;}
.contact-info .info-row .ic svg{width:18px;height:18px;}
.contact-info .info-row span{font-size:13.5px;color:var(--text-muted);}

form.contact-form{display:grid;gap:18px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field label{font-size:12.5px;color:var(--text-muted);letter-spacing:.05em;}
.field input,.field select,.field textarea{
  background:var(--bg-card);border:1px solid var(--border);color:var(--text);
  padding:13px 14px;font-family:var(--sans);font-size:14px;border-radius:2px;
  outline:none;transition:border-color .3s;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--gold);}
.field textarea{resize:vertical;min-height:110px;}
.form-note{font-size:12px;color:var(--text-muted);opacity:.8;}
.submit-row{display:flex;align-items:center;gap:18px;}
#formMsg{font-size:13px;color:var(--gold-light);display:none;}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--border);padding:56px 0 28px;background:var(--bg-alt);}
.footer-top{display:flex;justify-content:space-between;flex-wrap:wrap;gap:36px;margin-bottom:40px;}
.footer-nav{display:flex;gap:28px;flex-wrap:wrap;}
.footer-nav a{font-size:13px;color:var(--text-muted);}
.footer-nav a:hover{color:var(--gold-light);}
.footer-bottom{border-top:1px solid var(--border);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:12px;color:var(--text-muted);}

/* ---------- reveal anim ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s ease,transform .8s ease;}
.reveal.in{opacity:1;transform:translateY(0);}

/* ---------- page hero (works.html) ---------- */
.page-hero{
  min-height:52vh;display:flex;align-items:flex-end;position:relative;padding:140px 0 60px;
}
.page-hero::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,9,8,.6) 0%, var(--bg) 100%),
    url('https://images.pexels.com/photos/265087/pexels-photo-265087.jpeg?auto=compress&cs=tinysrgb&w=1600') center/cover no-repeat;
  z-index:-1;
}
.page-hero h1{font-size:clamp(30px,5vw,48px);}
.breadcrumb{font-size:12px;color:var(--text-muted);letter-spacing:.08em;margin-bottom:16px;}
.breadcrumb a{color:var(--gold-light);}

/* ---------- filter tabs ---------- */
.filter-tabs{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:44px;}
.filter-tab{
  padding:10px 22px;border:1px solid var(--border);border-radius:20px;font-size:13px;
  color:var(--text-muted);cursor:pointer;transition:all .3s;background:transparent;
}
.filter-tab:hover{border-color:var(--gold);color:var(--text);}
.filter-tab.active{background:var(--gold);border-color:var(--gold);color:#141210;font-weight:700;}

/* full works grid */
.full-works-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.full-works-grid .work-card{aspect-ratio:1/1;}
.work-card[data-hidden="true"]{display:none;}

/* ---------- modal ---------- */
.modal-overlay{
  position:fixed;inset:0;background:rgba(6,5,4,.82);backdrop-filter:blur(4px);
  display:none;align-items:center;justify-content:center;z-index:500;padding:24px;
}
.modal-overlay.open{display:flex;}
.modal-box{
  background:var(--bg-alt);border:1px solid var(--border);max-width:820px;width:100%;
  max-height:88vh;overflow-y:auto;border-radius:2px;position:relative;
}
.modal-box .modal-img{aspect-ratio:16/9;overflow:hidden;}
.modal-box .modal-img img{width:100%;height:100%;object-fit:cover;}
.modal-box .modal-body{padding:36px 40px 40px;}
.modal-box .tag{color:var(--gold-light);font-size:11px;letter-spacing:.14em;margin-bottom:10px;display:block;}
.modal-box h3{font-size:24px;margin-bottom:20px;}
.modal-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:24px;padding:20px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.modal-meta .m-label{font-size:11px;color:var(--gold);letter-spacing:.1em;margin-bottom:6px;}
.modal-meta .m-val{font-size:14px;color:var(--text-muted);}
.modal-close{
  position:absolute;top:18px;right:18px;width:38px;height:38px;border-radius:50%;
  background:rgba(0,0,0,.4);border:1px solid var(--border);color:var(--text);
  display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:5;
}
.modal-close svg{width:18px;height:18px;}

/* ---------- responsive ---------- */
@media(max-width:960px){
  .about-grid,.contact-wrap{grid-template-columns:1fr;}
  .service-grid,.works-grid,.voice-grid,.full-works-grid{grid-template-columns:repeat(2,1fr);}
  .modal-meta{grid-template-columns:1fr;}
}
@media(max-width:720px){
  nav.main-nav,.header-cta .btn{display:none;}
  .hamburger{display:flex;}
  nav.main-nav.mobile-open{
    display:flex;flex-direction:column;position:fixed;top:64px;left:0;right:0;
    background:rgba(12,11,10,.98);padding:28px 24px;gap:22px;border-bottom:1px solid var(--border);
  }
  .service-grid,.works-grid,.voice-grid,.full-works-grid{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  section{padding:72px 0;}
  .flow-item{grid-template-columns:56px 1fr;}
}