*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --white:#ffffff;
  --off:#f8f8f6;
  --light:#efefed;
  --mid:#8a8a8a;
  --dark:#2a2a2a;
  --ink:#111111;
  --accent:#1a1a1a;
  --line:rgba(17,17,17,0.1);
  --transition:0.4s cubic-bezier(0.25,0.46,0.45,0.94);
  --teal:#5bbcb8;
  --teal-dark:#3a9e9a;
}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:'Noto Sans JP',sans-serif;
  color:var(--ink);
  background:var(--white);
  overflow-x:hidden;
}

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar{width:3px}
::-webkit-scrollbar-track{background:var(--off)}
::-webkit-scrollbar-thumb{background:var(--ink)}

/* ─── NAV ─── */
#nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(255,255,255,0.95);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:var(--transition);
}
.nav-inner{
  max-width:1300px;margin:0 auto;
  padding:0 40px;
  height:64px;
  display:flex;align-items:center;justify-content:space-between;
}
.nav-logo{
  display:flex;align-items:center;gap:10px;
  text-decoration:none;color:var(--ink);
}
.logo-mark{
  width:28px;height:28px;
  display:grid;grid-template-columns:1fr 1fr;gap:3px;
}
.logo-dot{
  width:12px;height:12px;background:var(--ink);border-radius:50%;
}
.logo-dot:nth-child(2){background:transparent;border:1.5px solid var(--ink)}
.logo-dot:nth-child(3){background:transparent;border:1.5px solid var(--ink)}
.logo-text{
  font-family:'Noto Sans JP',sans-serif;
  font-size:18px;letter-spacing:0.02em;
}
.logo-text span{font-style:italic}
.nav-tabs{
  display:flex;gap:0;list-style:none;
}
.nav-tabs li a{
  display:block;padding:0 20px;height:64px;
  line-height:64px;
  font-size:12px;font-weight:400;
  letter-spacing:0.05em;
  color:var(--dark);text-decoration:none;
  border-bottom:2px solid transparent;
  transition:var(--transition);
  white-space:nowrap;
}
.nav-tabs li a:hover,
.nav-tabs li a.active{
  color:var(--ink);
  border-bottom-color:var(--ink);
}
.nav-contact{
  padding:8px 20px;
  border:1px solid var(--ink);
  font-size:11px;font-weight:400;
  letter-spacing:0.1em;
  color:var(--ink);text-decoration:none;
  transition:var(--transition);
}
.nav-contact:hover{background:var(--teal);color:var(--white);border-color:var(--teal)}
.ham{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px}
.ham span{display:block;width:22px;height:1px;background:var(--ink);transition:var(--transition)}

/* ─── PAGES ─── */
.page{display:none;min-height:100vh;padding-top:64px}
.page.active{display:block}

/* ─── CANVAS BG ─── */
#network-canvas{
  position:absolute;inset:0;
  width:100%;height:100%;
  pointer-events:none;
}

/* ─── HOME PAGE ─── */
.hero{
  position:relative;
  height:calc(100vh - 64px);
  overflow:hidden;
  background:#f9f9f7;
  display:flex;align-items:center;
}
.hero-content{
  position:relative;z-index:2;
  max-width:1300px;margin:0 auto;padding:0 40px;
  width:100%;
}
.hero-label{
  font-size:11px;font-weight:300;
  letter-spacing:0.3em;text-transform:uppercase;
  color:var(--mid);margin-bottom:32px;
  opacity:0;animation:up 0.8s ease 0.2s forwards;
}
.hero-h1{
  font-family:'Noto Serif JP',serif;
  font-size:clamp(28px,3.5vw,52px);
  font-weight:400;line-height:1.5;
  letter-spacing:0.05em;
  margin-bottom:40px;
  opacity:0;animation:up 0.9s ease 0.4s forwards;
}
.hero-h1 em{font-style:normal;border-bottom:2px solid var(--teal);color:var(--teal)}
.hero-sub{
  font-size:14px;font-weight:200;
  line-height:2.2;color:var(--mid);
  max-width:480px;margin-bottom:56px;
  opacity:0;animation:up 0.9s ease 0.6s forwards;
}
.hero-btns{
  display:flex;gap:16px;flex-wrap:wrap;
  opacity:0;animation:up 0.9s ease 0.8s forwards;
}
.btn-primary{
  padding:14px 36px;background:var(--teal);color:var(--white);
  font-size:12px;font-weight:300;letter-spacing:0.12em;
  text-decoration:none;border:1px solid var(--teal);
  transition:var(--transition);cursor:pointer;display:inline-block;
}
.btn-primary:hover{background:transparent;color:var(--teal)}
.btn-ghost{
  padding:14px 36px;background:transparent;color:var(--ink);
  font-size:12px;font-weight:300;letter-spacing:0.12em;
  text-decoration:none;border:1px solid var(--ink);
  transition:var(--transition);cursor:pointer;display:inline-block;
}
.btn-ghost:hover{background:var(--ink);color:var(--white)}

.hero-scroll{
  position:absolute;bottom:40px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:8px;
  font-size:9px;letter-spacing:0.3em;text-transform:uppercase;color:var(--mid);
  animation:fadeIn 1s ease 1.2s forwards;opacity:0;
}
.scroll-line{
  width:1px;height:48px;background:var(--mid);
  animation:scrollDown 1.8s ease-in-out infinite;
}
@keyframes scrollDown{
  0%{transform:scaleY(0);transform-origin:top;opacity:1}
  50%{transform:scaleY(1);transform-origin:top;opacity:1}
  51%{transform:scaleY(1);transform-origin:bottom;opacity:1}
  100%{transform:scaleY(0);transform-origin:bottom;opacity:0}
}

/* HOME sections */
.section{padding:100px 40px;max-width:1300px;margin:0 auto}
.section-border{border-top:1px solid var(--line);padding-top:80px;margin-top:0}
.sec-tag{
  font-size:10px;font-weight:300;letter-spacing:0.35em;
  text-transform:uppercase;color:var(--teal);margin-bottom:16px;
}
.sec-h2{
  font-family:'Noto Serif JP',serif;
  font-size:clamp(28px,3vw,44px);font-weight:400;
  line-height:1.5;letter-spacing:0.05em;
  margin-bottom:48px;
}
.sec-h2 em{font-style:italic;font-family:'Noto Serif JP',serif}

/* Business grid */
.biz-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
}
.biz-card{
  background:var(--white);padding:48px 36px;
  transition:var(--transition);position:relative;overflow:hidden;
}
.biz-card::after{
  content:'';position:absolute;bottom:0;left:0;
  width:0;height:2px;background:var(--teal);
  transition:width 0.5s ease;
}
.biz-card:hover{background:var(--off)}
.biz-card:hover::after{width:100%}
.biz-num{
  font-family:'Noto Sans JP',sans-serif;font-style:italic;
  font-size:48px;color:var(--light);
  margin-bottom:24px;line-height:1;
}
.biz-title{
  font-family:'Noto Serif JP',serif;
  font-size:18px;font-weight:500;
  margin-bottom:16px;line-height:1.5;
}
.biz-desc{font-size:12px;font-weight:200;line-height:2.2;color:var(--mid)}

/* Philosophy strip */
.philosophy-strip{
  background:var(--ink);color:var(--white);
  padding:100px 40px;
}
.philosophy-inner{max-width:1300px;margin:0 auto}
.ph-quote{
  font-family:'Noto Serif JP',serif;
  font-size:clamp(24px,3.5vw,48px);
  font-weight:400;line-height:1.8;
  letter-spacing:0.08em;
  margin-bottom:48px;
  border-left:2px solid rgba(255,255,255,0.3);
  padding-left:40px;
}
.ph-sub{
  font-size:13px;font-weight:200;
  line-height:2.2;color:rgba(255,255,255,0.5);
  max-width:600px;padding-left:40px;
}

/* News */
.news-list{border-top:1px solid var(--line)}
.news-row{
  display:grid;grid-template-columns:120px 80px 1fr 32px;
  gap:24px;align-items:center;
  padding:24px 0;border-bottom:1px solid var(--line);
  transition:var(--transition);cursor:pointer;
}
.news-row:hover{background:var(--off);padding-left:12px;margin:0 -12px;padding-right:12px}
.news-date{font-size:12px;font-weight:200;color:var(--mid);letter-spacing:0.05em}
.news-cat{
  font-size:10px;font-weight:300;letter-spacing:0.12em;
  color:var(--mid);border:1px solid var(--line);
  padding:3px 8px;text-align:center;
}
.news-title{font-size:13px;font-weight:300;line-height:1.6}
.news-arr{
  width:28px;height:28px;border:1px solid var(--line);
  border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:11px;color:var(--mid);flex-shrink:0;
  transition:var(--transition);
}
.news-row:hover .news-arr{background:var(--teal);color:var(--white);border-color:var(--teal)}

/* ─── ABOUT PAGE ─── */
.page-hero{
  background:var(--off);
  padding:80px 40px 60px;
  border-bottom:1px solid var(--line);
}
.page-hero-inner{max-width:1300px;margin:0 auto}
.page-breadcrumb{
  font-size:11px;font-weight:200;letter-spacing:0.15em;
  color:var(--teal);margin-bottom:40px;
}
.page-breadcrumb span{color:var(--ink)}
.page-h1{
  font-family:'Noto Serif JP',serif;
  font-size:clamp(32px,4vw,56px);font-weight:400;
  letter-spacing:0.06em;line-height:1.4;
}
.page-h1-en{
  font-family:'Noto Sans JP',sans-serif;font-style:italic;
  font-size:clamp(13px,1.5vw,18px);
  color:var(--mid);margin-top:12px;
}

/* About content */
.about-layout{
  max-width:1300px;margin:0 auto;padding:80px 40px;
  display:grid;grid-template-columns:280px 1fr;gap:80px;
}
.about-nav-side{
  position:sticky;top:100px;height:fit-content;
}
.about-nav-side ul{list-style:none}
.about-nav-side li a{
  display:block;padding:12px 0;
  font-size:12px;font-weight:300;
  color:var(--mid);text-decoration:none;
  border-bottom:1px solid var(--line);
  transition:var(--transition);
}
.about-nav-side li a:hover{color:var(--ink);padding-left:8px}
.about-nav-side li a.active{color:var(--ink);font-weight:400}

.about-content section{margin-bottom:80px}
.about-content h2{
  font-family:'Noto Serif JP',serif;
  font-size:28px;font-weight:500;
  margin-bottom:40px;padding-bottom:16px;
  border-bottom:1px solid var(--line);
  letter-spacing:0.05em;
}

/* Company table */
.co-table{width:100%;border-collapse:collapse}
.co-table tr{border-bottom:1px solid var(--line)}
.co-table th{
  width:200px;padding:20px 0;
  font-size:12px;font-weight:300;letter-spacing:0.08em;
  color:var(--mid);text-align:left;vertical-align:top;
}
.co-table td{
  padding:20px 0;font-size:14px;font-weight:300;
  line-height:1.8;vertical-align:top;
}
.co-table td .tag{
  display:inline-block;
  font-size:11px;padding:3px 10px;
  border:1px solid var(--line);
  color:var(--mid);margin:2px 4px 2px 0;
}

/* Philosophy page */
.phil-layout{max-width:1300px;margin:0 auto;padding:80px 40px}
.phil-vision{
  background:var(--ink);color:var(--white);
  padding:80px;margin-bottom:1px;
}
.phil-vision-q{
  font-family:'Noto Serif JP',serif;
  font-size:clamp(22px,3vw,40px);
  font-weight:400;line-height:1.8;
  letter-spacing:0.08em;margin-bottom:32px;
}
.phil-vision-a{
  font-size:13px;font-weight:200;
  line-height:2.4;color:rgba(255,255,255,0.6);
  max-width:640px;
}
.phil-cards{
  display:grid;grid-template-columns:1fr 1fr;gap:1px;
  background:var(--line);margin-bottom:60px;
}
.phil-card{
  background:var(--white);padding:56px 48px;
}
.phil-card-num{
  font-family:'Noto Sans JP',sans-serif;font-style:italic;
  font-size:60px;color:var(--light);margin-bottom:20px;line-height:1;
}
.phil-card-title{
  font-family:'Noto Serif JP',serif;
  font-size:20px;font-weight:500;
  margin-bottom:20px;letter-spacing:0.05em;
}
.phil-card-body{
  font-size:13px;font-weight:200;
  line-height:2.4;color:var(--mid);
}

/* Timeline */
.timeline{position:relative;padding-left:32px}
.timeline::before{
  content:'';position:absolute;left:0;top:0;bottom:0;
  width:1px;background:var(--line);
}
.tl-item{position:relative;margin-bottom:48px;padding-left:32px}
.tl-item::before{
  content:'';position:absolute;left:-4px;top:6px;
  width:8px;height:8px;border-radius:50%;
  background:var(--white);border:2px solid var(--teal);
}
.tl-year{
  font-family:'Noto Sans JP',sans-serif;font-style:italic;
  font-size:22px;color:var(--mid);margin-bottom:8px;
}
.tl-event{font-size:14px;font-weight:300;line-height:1.8}

/* Business page */
.biz-page-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:1px;
  background:var(--line);margin-bottom:80px;
}
.biz-page-card{
  background:var(--white);padding:60px 48px;
  border-bottom:none;
}
.biz-page-card:hover{background:var(--off)}
.biz-icon{
  width:48px;height:48px;margin-bottom:28px;
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;
}
.biz-page-num{
  font-family:'Noto Sans JP',sans-serif;font-style:italic;
  font-size:13px;color:var(--mid);
  margin-bottom:16px;letter-spacing:0.15em;
}
.biz-page-title{
  font-family:'Noto Serif JP',serif;
  font-size:22px;font-weight:500;
  margin-bottom:20px;letter-spacing:0.04em;
  line-height:1.4;
}
.biz-page-body{
  font-size:13px;font-weight:200;
  line-height:2.4;color:var(--mid);
}

/* Contact page */
.contact-layout{
  max-width:800px;margin:0 auto;padding:80px 40px;
}
.contact-form-group{margin-bottom:32px}
.contact-form-group label{
  display:block;font-size:12px;font-weight:300;
  letter-spacing:0.1em;color:var(--mid);margin-bottom:8px;
}
.contact-form-group label span{color:var(--ink);margin-left:4px}
.contact-input,
.contact-textarea{
  width:100%;padding:14px 0;
  border:none;border-bottom:1px solid var(--line);
  font-family:'Noto Sans JP',sans-serif;
  font-size:14px;font-weight:200;
  background:transparent;outline:none;
  color:var(--ink);transition:var(--transition);
}
.contact-input:focus,
.contact-textarea:focus{border-bottom-color:var(--ink)}
.contact-textarea{height:120px;resize:vertical}
.contact-submit{
  width:100%;padding:18px;
  background:var(--teal);color:var(--white);
  border:1px solid var(--teal);cursor:pointer;
  font-family:'Noto Sans JP',sans-serif;
  font-size:13px;font-weight:300;
  letter-spacing:0.15em;
  transition:var(--transition);margin-top:8px;
}
.contact-submit:hover{background:transparent;color:var(--teal)}
.contact-info{
  display:grid;grid-template-columns:1fr 1fr;gap:40px;
  margin-bottom:60px;padding:40px;
  background:var(--off);
}
.ci-label{font-size:11px;font-weight:300;letter-spacing:0.2em;color:var(--mid);margin-bottom:8px}
.ci-val{font-size:13px;font-weight:300;line-height:1.8}

/* ─── FOOTER ─── */
footer{
  background:var(--ink);color:var(--white);
  padding:80px 40px 40px;
}
.footer-inner{max-width:1300px;margin:0 auto}
.footer-top{
  display:grid;grid-template-columns:1fr 1fr 1fr 1fr;
  gap:40px;margin-bottom:60px;
  padding-bottom:60px;border-bottom:1px solid rgba(255,255,255,0.1);
}
.footer-col h4{
  font-size:11px;font-weight:300;letter-spacing:0.25em;
  text-transform:uppercase;color:rgba(255,255,255,0.4);
  margin-bottom:20px;
}
.footer-col a{
  display:block;font-size:12px;font-weight:200;
  color:rgba(255,255,255,0.6);text-decoration:none;
  padding:5px 0;transition:var(--transition);
}
.footer-col a:hover{color:var(--white)}
.footer-logo-big{
  font-family:'Noto Sans JP',sans-serif;font-style:italic;
  font-size:32px;color:var(--white);margin-bottom:16px;
}
.footer-address{
  font-size:12px;font-weight:200;
  color:rgba(255,255,255,0.4);
  line-height:2;
}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;
  font-size:11px;font-weight:200;color:rgba(255,255,255,0.3);
}

/* ─── ANIMATIONS ─── */
@keyframes up{
  from{opacity:0;transform:translateY(20px)}
  to{opacity:1;transform:translateY(0)}
}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.reveal{
  opacity:0;transform:translateY(24px);
  transition:opacity 0.8s ease,transform 0.8s ease;
}
.reveal.in{opacity:1;transform:translateY(0)}

/* ─── RESPONSIVE ─── */
@media(max-width:1024px){
  .hero-img-panel{display:none!important}
  .hero-content{max-width:100%!important}
}
@media(max-width:900px){
  .nav-tabs{display:none}
  .ham{display:flex}
  .nav-contact{display:none}
  .biz-grid{grid-template-columns:1fr}
  .about-layout{grid-template-columns:1fr;gap:40px}
  .about-nav-side{display:none}
  .phil-cards{grid-template-columns:1fr}
  .biz-page-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
  .hero-content{padding:0 24px}
  .section{padding:60px 24px}
  .news-row{grid-template-columns:100px 1fr 28px;gap:16px}
  .news-cat{display:none}
  .contact-info{grid-template-columns:1fr}
  .phil-vision{padding:48px 32px}
  .phil-card{padding:40px 32px}
  .page-hero,.about-layout,.phil-layout,.contact-layout{padding-left:24px;padding-right:24px}
}
@media(max-width:600px){
  .footer-top{grid-template-columns:1fr}
  .hero-btns{flex-direction:column}
  .btn-primary,.btn-ghost{text-align:center}
}

/* Mobile nav */
#mobile-nav{
  display:none;position:fixed;inset:0;z-index:999;
  background:var(--white);padding:80px 32px 40px;
  flex-direction:column;gap:0;
}
#mobile-nav.open{display:flex}
#mobile-nav a{
  display:block;padding:20px 0;
  font-family:'Noto Serif JP',serif;
  font-size:24px;font-weight:400;
  color:var(--ink);text-decoration:none;
  border-bottom:1px solid var(--line);
  letter-spacing:0.05em;
}
#close-mobile{
  position:absolute;top:20px;right:24px;
  font-size:20px;cursor:pointer;color:var(--ink);
  background:none;border:none;padding:8px;
}

/* ══════════════════════════════════════════════
   ADDED FOR SUB PAGES (apps / legal)
   上記は index.html と同一のスタイル。以下は追加ページ用。
   ══════════════════════════════════════════════ */
main{padding-top:64px;min-height:100vh}
.nav-logo img{height:32px;width:auto;display:block}
.footer-legal{display:flex;flex-wrap:wrap;gap:8px 28px;margin-bottom:28px}
.footer-legal a{font-size:12px;font-weight:200;color:rgba(255,255,255,0.6);text-decoration:none;transition:var(--transition)}
.footer-legal a:hover{color:var(--white)}
.page-breadcrumb a{color:var(--teal);text-decoration:none}
.page-lead{font-size:14px;font-weight:300;line-height:2.2;color:var(--dark);max-width:640px;margin-top:32px}
.wrap{max-width:1300px;margin:0 auto;padding:80px 40px}
.wrap-narrow{max-width:960px;margin:0 auto;padding:80px 40px}
.block{margin-bottom:96px}
.block:last-child{margin-bottom:0}
.body-txt{font-size:14px;font-weight:200;line-height:2.4;color:var(--dark)}
.muted{color:var(--mid)}
.small{font-size:12px;line-height:2}

/* notice box */
.note-box{background:var(--off);padding:28px 32px;font-size:13px;font-weight:300;line-height:2.1;color:var(--dark)}
.note-box a{color:var(--teal);text-decoration:none;white-space:nowrap}

/* app cards */
.app-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
.app-card{background:var(--white);padding:56px 48px;display:flex;flex-direction:column;position:relative}
.app-card::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--teal);transition:width .5s ease}
.app-card:hover::after{width:100%}
.app-label{font-size:11px;font-weight:300;letter-spacing:0.15em;color:var(--teal);margin-bottom:12px}
.app-name{font-family:'Noto Serif JP',serif;font-size:26px;font-weight:500;letter-spacing:0.04em;margin-bottom:28px}
.app-catch{font-family:'Noto Serif JP',serif;font-size:19px;font-weight:400;line-height:1.8;letter-spacing:0.04em;margin-bottom:20px}
.app-desc{font-size:13px;font-weight:200;line-height:2.3;color:var(--mid);margin-bottom:36px}
.price{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:24px 0;margin-bottom:20px}
.price-main{font-family:'Noto Serif JP',serif;font-size:28px;font-weight:400;letter-spacing:0.02em;line-height:1.4}
.price-main small{font-family:'Noto Sans JP',sans-serif;font-size:13px;font-weight:300;margin-left:4px}
.price-pre{font-size:13px;font-weight:300;margin-right:6px}
.price-unit{font-size:12px;font-weight:300;color:var(--mid);margin-top:6px}
.price-note{font-size:12px;font-weight:200;line-height:2;color:var(--mid);margin-bottom:32px}
.app-card .btn-primary,.app-card .btn-ghost{margin-top:auto;align-self:flex-start;text-align:center}

/* feature cards */
.feat-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
.feat{background:var(--white);padding:48px 40px}
.feat-num{font-style:italic;font-size:13px;color:var(--mid);letter-spacing:0.15em;margin-bottom:16px}
.feat h3{font-family:'Noto Serif JP',serif;font-size:20px;font-weight:500;margin-bottom:16px;letter-spacing:0.04em}
.feat p{font-size:13px;font-weight:200;line-height:2.3;color:var(--mid)}

/* price panel (detail page) */
.price-panel{display:grid;grid-template-columns:1fr 1.3fr;gap:1px;background:var(--line);border:1px solid var(--line)}
.price-panel > div{background:var(--white);padding:48px 40px}
.price-panel .price-big{font-family:'Noto Serif JP',serif;font-size:clamp(30px,4vw,44px);font-weight:400;line-height:1.3}
.price-panel .price-big small{font-family:'Noto Sans JP',sans-serif;font-size:14px;font-weight:300;margin-left:6px}
.price-panel .price-sub{font-size:13px;font-weight:300;color:var(--mid);margin-top:12px;line-height:2}

/* definition table (responsive) */
.def{width:100%;border-collapse:collapse;border-top:1px solid var(--line)}
.def tr{border-bottom:1px solid var(--line)}
.def th{width:220px;padding:22px 24px 22px 0;font-size:12px;font-weight:400;letter-spacing:0.06em;color:var(--mid);text-align:left;vertical-align:top;line-height:1.9}
.def td{padding:22px 0;font-size:14px;font-weight:300;line-height:2;vertical-align:top}
.def td p + p{margin-top:10px}
.def td .sub{display:block;font-size:12px;color:var(--mid);line-height:1.9}
.def a{color:var(--teal);text-decoration:none}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);counter-reset:st}
.step{background:var(--white);padding:36px 28px;position:relative}
.step-num{font-style:italic;font-size:30px;color:var(--light);line-height:1;margin-bottom:16px}
.step-t{font-family:'Noto Serif JP',serif;font-size:16px;font-weight:500;line-height:1.7}

/* related links */
.rel-links{display:flex;flex-wrap:wrap;gap:12px}
.rel-links a{display:inline-block;padding:12px 24px;border:1px solid var(--line);font-size:12px;font-weight:300;letter-spacing:0.06em;color:var(--ink);text-decoration:none;transition:var(--transition)}
.rel-links a:hover{border-color:var(--ink)}
.cta-band{text-align:center;padding:72px 24px;background:var(--off)}
.cta-band p{font-size:13px;color:var(--mid);line-height:2;margin-bottom:28px}

/* legal docs */
.doc h2{font-family:'Noto Serif JP',serif;font-size:19px;font-weight:500;letter-spacing:0.04em;margin:56px 0 18px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.doc h2:first-of-type{margin-top:0}
.doc p,.doc li{font-size:14px;font-weight:300;line-height:2.2;color:var(--dark)}
.doc ol,.doc ul{padding-left:1.6em;margin-top:8px}
.doc li + li{margin-top:4px}
.doc .meta{font-size:13px;color:var(--mid);margin-top:56px;line-height:2}

/* 制作プレビュー用：要確認（本番公開前にすべて解消する） */
.tbd{display:inline-block;background:#fff5d6;border:1px dashed #c99700;color:#6b4f00;font-size:12px;font-weight:400;line-height:1.7;padding:2px 10px;margin:2px 0;letter-spacing:0.02em}
.preview-bar{background:#fff5d6;border-bottom:1px solid #e6c766;color:#6b4f00;font-size:12px;line-height:1.8;padding:10px 40px;text-align:center}

@media(max-width:900px){
  .wrap,.wrap-narrow{padding:56px 24px}
  .app-grid,.feat-grid,.price-panel{grid-template-columns:1fr}
  .app-card{padding:40px 28px}
  .feat,.price-panel > div{padding:36px 28px}
  .steps{grid-template-columns:1fr 1fr}
  .block{margin-bottom:72px}
  .preview-bar{padding:10px 24px}
}
@media(max-width:600px){
  .steps{grid-template-columns:1fr}
  .step{padding:24px 24px;display:flex;gap:16px;align-items:baseline}
  .step-num{font-size:22px;margin:0}
  .def th,.def td{display:block;width:100%}
  .def th{padding:20px 0 4px}
  .def td{padding:0 0 20px}
  .price-main{font-size:24px}
  .footer-bottom{flex-direction:column;gap:8px;align-items:flex-start}
}

/* ─── service detail pages ─── */
.svc-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
.svc-grid.one{grid-template-columns:1fr}
.svc-item{background:var(--white);padding:44px 40px;display:grid;grid-template-columns:minmax(0,1fr);gap:20px}
.svc-grid.one .svc-item{grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:48px}
.svc-head h3{font-family:'Noto Serif JP',serif;font-size:20px;font-weight:500;letter-spacing:0.04em;margin-bottom:12px;line-height:1.6}
.svc-head p{font-size:13px;font-weight:200;line-height:2.2;color:var(--mid)}
.svc-body{min-width:0}
.svc-price{font-family:'Noto Serif JP',serif;font-size:28px;font-weight:400;line-height:1.4;font-variant-numeric:tabular-nums}
.svc-price small{font-family:'Noto Sans JP',sans-serif;font-size:12px;font-weight:300;margin-left:4px}
.svc-unit{font-family:'Noto Sans JP',sans-serif;font-size:12px;font-weight:300;color:var(--mid);margin-left:10px}
.svc-tax{font-size:12px;font-weight:300;color:var(--mid);margin-top:4px;font-variant-numeric:tabular-nums}
.svc-list{list-style:none;margin-top:24px;border-top:1px solid var(--line)}
.svc-list li{font-size:13px;font-weight:300;line-height:1.9;padding:10px 0 10px 18px;border-bottom:1px solid var(--line);position:relative}
.svc-list li::before{content:'';position:absolute;left:2px;top:19px;width:6px;height:6px;border-radius:50%;border:1px solid var(--teal)}
.svc-opt{width:100%;border-collapse:collapse;margin-top:20px;background:var(--off)}
.svc-opt th,.svc-opt td{padding:12px 16px;font-size:12px;text-align:left;vertical-align:top;line-height:1.8}
.svc-opt th{font-weight:400;color:var(--mid);width:40%}
.svc-opt td{font-weight:300;font-variant-numeric:tabular-nums}
.svc-opt tr + tr{border-top:1px solid var(--line)}
.svc-note{font-size:12px;font-weight:300;line-height:2;color:var(--mid);margin-top:20px;padding-left:12px;border-left:2px solid var(--line)}
.tier-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.tier-c{background:var(--white);padding:32px 28px}
.tier-n{font-size:12px;font-weight:400;letter-spacing:0.06em;color:var(--teal);margin-bottom:14px}
.tier-d{font-size:12px;font-weight:300;line-height:1.9;color:var(--mid);margin-top:16px}
.ref-wrap{background:var(--off);padding:36px 40px}
.ref-h{font-size:13px;font-weight:500;margin:0 0 8px}
.ref-h + .def{margin-bottom:32px}
.def.ref th{width:200px}
.svc-notes{list-style:none;counter-reset:n;border-top:1px solid var(--line)}
.svc-notes li{counter-increment:n;font-size:13px;font-weight:300;line-height:2;padding:14px 0 14px 40px;border-bottom:1px solid var(--line);position:relative}
.svc-notes li::before{content:counter(n,decimal-leading-zero);position:absolute;left:0;top:14px;font-style:italic;font-size:12px;color:var(--mid)}
/* set plans */
.plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.plan{background:var(--white);padding:44px 36px;position:relative}
.plan.rec{background:var(--off)}
.plan-badge{position:absolute;top:0;right:0;background:var(--teal);color:var(--white);font-size:11px;letter-spacing:0.1em;padding:6px 14px}
.plan h3{font-family:'Noto Serif JP',serif;font-size:22px;font-weight:500;margin-bottom:6px}
.plan-for{font-size:12px;color:var(--mid);margin-bottom:24px}
.plan-was{font-size:12px;color:var(--mid);text-decoration:line-through;margin-top:6px}
.biz-more{display:inline-block;margin-top:24px;font-size:12px;letter-spacing:0.06em;color:var(--teal);text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:2px}
@media(max-width:900px){
  .svc-grid,.svc-grid.one .svc-item{grid-template-columns:minmax(0,1fr)}
  .svc-grid.one .svc-item{gap:24px}
  .svc-item{padding:36px 24px}
  .tier-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .plan-grid{grid-template-columns:minmax(0,1fr)}
  .ref-wrap{padding:28px 20px}
}
@media(max-width:600px){
  .tier-row{grid-template-columns:minmax(0,1fr)}
  .tier-c{padding:24px}
  .svc-price{font-size:24px}
}
.svc-btn{margin-top:20px;padding:10px 24px}
.est-box{background:var(--off);padding:40px}
.est-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
@media(max-width:900px){.est-box{padding:28px 20px}}