/* =========================================================
   SG Road Corporate Site — shared stylesheet
   Aesthetic: editorial / refined ivory + ink, fashion-house
   ========================================================= */

:root{
  --ivory:#F4F1EA;
  --ivory-2:#ECE7DC;
  --ink:#191713;
  --ink-soft:#3A352D;
  --muted:#8A8378;
  --line:#D9D2C5;
  --accent:#8C5A3C;      /* warm clay */
  --accent-deep:#6E4530;
  --white:#FBFAF6;
  --maxw:1240px;
  --ease:cubic-bezier(.21,.6,.35,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--ivory);
  color:var(--ink);
  font-family:"Zen Kaku Gothic New","Noto Sans JP",sans-serif;
  font-weight:400;
  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}

/* ---------- typography helpers ---------- */
.serif{font-family:"Cormorant Garamond",serif}
.mincho{font-family:"Shippori Mincho",serif}

.eyebrow{
  font-family:"Cormorant Garamond",serif;
  font-size:clamp(2.4rem,6vw,4.6rem);
  font-weight:500;
  letter-spacing:.18em;
  line-height:1;
  color:var(--ink);
  text-transform:uppercase;
}
.eyebrow-sub{
  display:inline-block;
  font-size:.72rem;
  letter-spacing:.42em;
  color:var(--accent);
  margin-bottom:1.1rem;
  font-weight:500;
}

.container{max-width:var(--maxw);margin:0 auto;padding:0 clamp(1.4rem,5vw,3.5rem)}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;width:100%;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:1.5rem clamp(1.4rem,5vw,3.5rem);
  transition:background .5s var(--ease),padding .5s var(--ease),box-shadow .5s var(--ease);
}
.site-header.scrolled{
  background:rgba(244,241,234,.9);
  backdrop-filter:blur(12px);
  padding:1rem clamp(1.4rem,5vw,3.5rem);
  box-shadow:0 1px 0 var(--line);
}
.brand{display:flex;flex-direction:column;line-height:1.1}
.brand .logo{
  font-family:"Cormorant Garamond",serif;
  font-size:1.6rem;font-weight:600;letter-spacing:.16em;
}
.brand .logo span{color:var(--accent)}
.brand .tag{font-size:.58rem;letter-spacing:.34em;color:var(--muted);margin-top:.25rem}

.nav{display:flex;align-items:center;gap:2.4rem}
.nav a{
  font-family:"Cormorant Garamond",serif;
  font-size:1.05rem;letter-spacing:.22em;font-weight:500;
  position:relative;padding:.2rem 0;text-transform:uppercase;
}
.nav a::after{
  content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;
  background:var(--accent);transition:width .4s var(--ease);
}
.nav a:hover::after,.nav a.active::after{width:100%}
.nav .cta{
  border:1px solid var(--ink);border-radius:999px;
  padding:.5rem 1.4rem;letter-spacing:.2em;
  transition:background .35s var(--ease),color .35s var(--ease);
}
.nav .cta:hover{background:var(--ink);color:var(--ivory)}
.nav .cta::after{display:none}

.menu-btn{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.menu-btn span{width:26px;height:1.5px;background:var(--ink);transition:.4s var(--ease)}

/* ---------- hero ---------- */
.hero{
  min-height:100vh;display:flex;flex-direction:column;justify-content:center;
  padding:8rem clamp(1.4rem,5vw,3.5rem) 5rem;position:relative;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(120% 80% at 80% 10%,rgba(140,90,60,.10),transparent 60%),
    radial-gradient(90% 70% at 0% 90%,rgba(25,23,19,.06),transparent 55%);
}
.hero-mark{
  position:absolute;right:-4vw;top:18%;font-family:"Cormorant Garamond",serif;
  font-size:clamp(10rem,32vw,30rem);line-height:.8;color:rgba(25,23,19,.04);
  font-weight:600;letter-spacing:-.02em;pointer-events:none;user-select:none;
}
.hero h1{
  font-family:"Cormorant Garamond",serif;font-weight:500;
  font-size:clamp(3.4rem,10vw,8.5rem);line-height:.98;letter-spacing:.02em;
  max-width:14ch;
}
.hero h1 em{font-style:italic;color:var(--accent)}
.hero .lead{
  font-family:"Shippori Mincho",serif;
  font-size:clamp(1.05rem,2.2vw,1.4rem);line-height:2;margin-top:2rem;max-width:34ch;
  color:var(--ink-soft);
}
.hero .scroll{
  margin-top:3.5rem;display:inline-flex;align-items:center;gap:.8rem;
  font-family:"Cormorant Garamond",serif;letter-spacing:.3em;font-size:.85rem;color:var(--muted);
}
.hero .scroll .bar{width:48px;height:1px;background:var(--accent);position:relative;overflow:hidden}
.hero .scroll .bar::after{content:"";position:absolute;left:-100%;top:0;width:100%;height:100%;background:var(--ink);animation:slide 2.4s var(--ease) infinite}
@keyframes slide{0%{left:-100%}60%,100%{left:100%}}

/* ---------- generic section ---------- */
section{padding:clamp(5rem,10vw,9rem) 0;position:relative}
.section-head{margin-bottom:3.5rem}
.section-head .ja{
  font-family:"Shippori Mincho",serif;font-size:clamp(1.4rem,3vw,2rem);
  margin-top:.6rem;line-height:1.6;font-weight:500;
}
.divider{height:1px;background:var(--line);border:0}

/* ---------- about strip ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,6vw,6rem);align-items:center}
.about-grid .body p{margin-bottom:1.4rem;color:var(--ink-soft)}

/* ---------- office photos ---------- */
.photo-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:1.5rem;margin-top:4.5rem}
.photo-grid figure{margin:0}
.photo-grid .ph{height:clamp(240px,38vw,440px);overflow:hidden;border:1px solid var(--line)}
.photo-grid img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.photo-grid figure:hover img{transform:scale(1.04)}
.photo-grid figcaption{font-size:.72rem;letter-spacing:.22em;color:var(--muted);margin-top:.8rem;text-transform:uppercase}

/* ---------- feature card (services detail) ---------- */
.feature-card{
  display:grid;grid-template-columns:.9fr 1.1fr;border-top:1px solid var(--line);
  align-items:stretch;
}
.feature-card:last-of-type{border-bottom:1px solid var(--line)}
.feature-card .visual{
  position:relative;min-height:320px;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
}
.feature-card .visual .name{
  font-family:"Cormorant Garamond",serif;font-size:clamp(2rem,4.5vw,3.4rem);
  text-align:center;line-height:1.05;z-index:2;padding:1rem;letter-spacing:.04em;
  color:#F4F1EA;
}
.feature-card .visual .tagjp{display:block;font-family:"Shippori Mincho",serif;font-size:.85rem;letter-spacing:.2em;margin-top:.8rem;opacity:.85}
.bg-ec{background:linear-gradient(150deg,#33281E,#6E4530 70%,#9C6A48)}
.bg-apparel{background:linear-gradient(150deg,#1F2A28,#33453F 70%,#557067)}
.bg-web{background:linear-gradient(150deg,#243140,#3C5670 70%,#7796AE)}
.feature-card .info{padding:clamp(2rem,4vw,3.6rem);display:flex;flex-direction:column;justify-content:center}
.feature-card .info .kicker{font-size:.7rem;letter-spacing:.3em;color:var(--accent);margin-bottom:1rem}
.feature-card .info h3{font-family:"Shippori Mincho",serif;font-size:1.5rem;margin-bottom:1.1rem;font-weight:500}
.feature-card .info p{color:var(--ink-soft);margin-bottom:1.4rem}

/* ---------- detail list ---------- */
.detail-list{margin-top:.4rem}
.detail-list li{
  position:relative;padding-left:1.5rem;margin-bottom:.75rem;
  color:var(--ink-soft);font-size:.95rem;line-height:1.8;
}
.detail-list li::before{
  content:"";position:absolute;left:0;top:.9em;width:15px;height:1px;background:var(--accent);
}
.detail-list li b{color:var(--ink);font-weight:500}

/* ---------- service list ---------- */
.svc{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.svc article{background:var(--ivory);padding:clamp(2rem,3.5vw,3rem);display:flex;flex-direction:column}
.svc .no{font-family:"Cormorant Garamond",serif;font-size:1.4rem;color:var(--accent);letter-spacing:.1em}
.svc h3{font-family:"Shippori Mincho",serif;font-size:1.3rem;margin:1rem 0;font-weight:500}
.svc p{color:var(--ink-soft);font-size:.95rem;margin-bottom:1.6rem}
.svc .btn{margin-top:auto}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.9rem;align-self:flex-start;
  font-family:"Cormorant Garamond",serif;letter-spacing:.22em;font-size:1rem;
  border-bottom:1px solid var(--ink);padding-bottom:.4rem;text-transform:uppercase;
  transition:gap .35s var(--ease),color .35s var(--ease),border-color .35s var(--ease);
}
.btn:hover{gap:1.5rem;color:var(--accent);border-color:var(--accent)}
.btn-fill{
  border:1px solid var(--ink);border-radius:999px;padding:.9rem 2.2rem;
  letter-spacing:.2em;font-size:.95rem;transition:background .35s var(--ease),color .35s var(--ease);
}
.btn-fill:hover{background:var(--ink);color:var(--ivory)}

/* ---------- CTA band ---------- */
.cta-band{background:var(--ink);color:var(--ivory);text-align:center}
.cta-band .eyebrow{color:var(--ivory)}
.cta-band p{color:rgba(244,241,234,.7);max-width:46ch;margin:1.6rem auto 2.6rem;font-family:"Shippori Mincho",serif}
.cta-band .btn-fill{border-color:var(--ivory);color:var(--ivory)}
.cta-band .btn-fill:hover{background:var(--ivory);color:var(--ink)}

/* ---------- page hero (sub pages) ---------- */
.page-hero{padding:12rem clamp(1.4rem,5vw,3.5rem) 4rem;border-bottom:1px solid var(--line)}
.page-hero .eyebrow{font-size:clamp(3rem,8vw,6rem)}
.page-hero .ja{font-family:"Shippori Mincho",serif;font-size:1.1rem;color:var(--muted);letter-spacing:.2em;margin-top:.5rem}

/* ---------- company table ---------- */
.info-table{width:100%;border-collapse:collapse;margin-top:1rem}
.info-table th,.info-table td{text-align:left;padding:1.5rem .5rem;border-bottom:1px solid var(--line);vertical-align:top}
.info-table th{
  width:30%;font-family:"Cormorant Garamond",serif;font-weight:500;letter-spacing:.14em;
  font-size:1.05rem;color:var(--ink);text-transform:uppercase;
}
.info-table th .ja{display:block;font-family:"Shippori Mincho",serif;font-size:.8rem;letter-spacing:.1em;color:var(--muted);margin-top:.2rem}
.info-table td{color:var(--ink-soft);font-size:.98rem}

/* ---------- message ---------- */
.message{display:grid;grid-template-columns:1fr 1.4fr;gap:clamp(2rem,6vw,5rem);align-items:start}
.message blockquote{font-family:"Shippori Mincho",serif;font-size:clamp(1.2rem,2.4vw,1.7rem);line-height:2.1}
.message .sign{margin-top:2.5rem;font-family:"Cormorant Garamond",serif;letter-spacing:.1em}
.message .sign b{font-family:"Shippori Mincho",serif;font-size:1.2rem;display:block;margin-top:.3rem;font-weight:500}

/* ---------- contact form ---------- */
.form{display:grid;gap:1.6rem;max-width:680px}
.form label{display:block;font-size:.8rem;letter-spacing:.18em;color:var(--muted);margin-bottom:.6rem;text-transform:uppercase}
.form input,.form textarea{
  width:100%;background:var(--white);border:1px solid var(--line);
  padding:1rem 1.1rem;font-family:inherit;font-size:1rem;color:var(--ink);border-radius:2px;
  transition:border-color .3s var(--ease);
}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--accent)}
.form textarea{min-height:160px;resize:vertical}
.contact-meta{display:grid;gap:1.4rem;align-content:start}
.contact-meta .row .k{font-family:"Cormorant Garamond",serif;letter-spacing:.2em;font-size:.8rem;color:var(--accent);text-transform:uppercase}
.contact-meta .row .v{font-size:1.1rem;margin-top:.3rem}
.contact-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:clamp(2rem,6vw,5rem)}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--ivory);padding:clamp(4rem,8vw,6rem) 0 2.5rem}
.footer-top{display:flex;justify-content:space-between;flex-wrap:wrap;gap:3rem;padding-bottom:3rem;border-bottom:1px solid rgba(244,241,234,.15)}
.footer-top .logo{font-family:"Cormorant Garamond",serif;font-size:2.4rem;letter-spacing:.12em}
.footer-top .logo span{color:var(--accent)}
.footer-top .addr{color:rgba(244,241,234,.6);font-size:.9rem;line-height:1.9;margin-top:1.2rem}
.footer-nav{display:flex;gap:4rem;flex-wrap:wrap}
.footer-nav .col h4{font-family:"Cormorant Garamond",serif;letter-spacing:.24em;font-size:.85rem;color:rgba(244,241,234,.5);margin-bottom:1.2rem}
.footer-nav .col a{display:block;font-size:.95rem;color:rgba(244,241,234,.85);padding:.35rem 0;transition:color .3s}
.footer-nav .col a:hover{color:var(--accent)}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:1rem;padding-top:2rem;font-size:.75rem;color:rgba(244,241,234,.45);letter-spacing:.1em}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media(max-width:900px){
  .nav{
    position:fixed;inset:0;background:var(--ivory);flex-direction:column;justify-content:center;
    gap:2rem;transform:translateX(100%);transition:transform .5s var(--ease);z-index:90;
  }
  .nav.open{transform:none}
  .nav a{font-size:1.6rem}
  .menu-btn{display:flex;z-index:95}
  .menu-btn.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
  .menu-btn.open span:nth-child(2){opacity:0}
  .menu-btn.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
  .about-grid,.feature-card,.message,.contact-grid,.photo-grid{grid-template-columns:1fr}
  .svc{grid-template-columns:1fr}
  .feature-card .visual{min-height:240px}
  .info-table th{width:auto}
  .info-table th,.info-table td{display:block;padding:.6rem .2rem;border:0}
  .info-table tr{display:block;border-bottom:1px solid var(--line);padding:1rem 0}
}