:root{
    --ivory:#FAF3E8;
    --ivory-deep:#F0E4CE;
    --paper:#FFFDF9;
    --ink:#3A2E22;
    --ink-soft:#6E5E4E;
    --persimmon:#B75A36;
    --persimmon-deep:#9A4A2B;
    --rose:#B98077;
    --olive:#4B5842;
    --gold:#C9A65E;
    --line:#E4D4BC;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--ivory);
    color:var(--ink);
    font-family:'Zen Kaku Gothic New',sans-serif;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,.serif{
    font-family:'Shippori Mincho',serif;
    font-weight:700;
    color:var(--ink);
    line-height:1.5;
    margin:0;
  }
  a{color:inherit;text-decoration:none;}
  img{max-width:100%;display:block;}
  .wrap{max-width:1080px;margin:0 auto;padding:0 24px;}

  /* ===== Header ===== */
  header{
    position:sticky;top:0;z-index:50;
    background:rgba(250,243,232,.94);
    backdrop-filter:blur(6px);
    border-bottom:1px solid var(--line);
  }
  .header-inner{
    display:flex;align-items:center;justify-content:space-between;
    padding:16px 24px;max-width:1080px;margin:0 auto;
  }
  .brand{font-family:'Shippori Mincho',serif;font-size:22px;font-weight:700;letter-spacing:.04em;}
  .brand span{color:var(--persimmon);}
  .brand-logo{display:flex;align-items:center;gap:14px;height:auto;}
  .brand-logo img{height:74px;width:auto;display:block;flex-shrink:0;}
  .brand-text{font-family:'Shippori Mincho',serif;font-size:13px;line-height:1.6;color:var(--ink-soft);letter-spacing:.02em;}
  .brand-text strong{font-size:20px;font-weight:700;color:var(--ink);}
  .brand-text small{font-size:12.5px;}
  nav.main-nav{display:flex;gap:20px;font-size:13.5px;}
  nav.main-nav a{position:relative;padding:4px 0;white-space:nowrap;}
  nav.main-nav a::after{
    content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;
    background:var(--persimmon);transition:width .25s ease;
  }
  nav.main-nav a:hover::after{width:100%;}
  .header-cta{display:flex;gap:10px;align-items:center;}
  .tel{font-size:14px;color:var(--ink-soft);text-align:right;}
  .tel strong{display:block;font-family:'Shippori Mincho',serif;font-size:18px;color:var(--ink);}
  .btn{
    display:inline-block;padding:11px 22px;border-radius:2px;
    font-size:14px;letter-spacing:.03em;white-space:nowrap;
    border:1px solid var(--persimmon);transition:background .2s,color .2s;
  }
  .btn-solid{background:var(--persimmon);color:var(--paper);}
  .btn-solid:hover{background:var(--persimmon-deep);}
  .btn-outline{color:var(--persimmon);}
  .btn-outline:hover{background:var(--persimmon);color:var(--paper);}
  .menu-toggle{display:none;background:none;border:0;width:34px;height:28px;position:relative;cursor:pointer;}
  .menu-toggle span{position:absolute;left:0;right:0;height:2px;background:var(--ink);transition:.25s;}
  .menu-toggle span:nth-child(1){top:2px;}
  .menu-toggle span:nth-child(2){top:13px;}
  .menu-toggle span:nth-child(3){top:24px;}
  header.open .menu-toggle span:nth-child(1){transform:translateY(11px) rotate(45deg);}
  header.open .menu-toggle span:nth-child(2){opacity:0;}
  header.open .menu-toggle span:nth-child(3){transform:translateY(-11px) rotate(-45deg);}

  /* ===== Hero ===== */
  .hero{padding:88px 0 96px;position:relative;overflow:hidden;}
  .hero-grid{
    display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;
  }
  .hero-eyebrow{color:var(--persimmon);font-size:14px;letter-spacing:.1em;margin-bottom:18px;}
  .hero h1{font-size:clamp(30px,4vw,44px);letter-spacing:.02em;}
  .hero h1 em{font-style:normal;color:var(--persimmon);}
  .hero p{margin-top:24px;color:var(--ink-soft);font-size:16px;max-width:34em;}
  .hero-actions{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap;}
  .hero-visual{
    position:relative;aspect-ratio:4/5;border-radius:4px;overflow:hidden;
    background:var(--ivory-deep);
  }
  .hero-visual img{width:100%;height:100%;object-fit:cover;}
  .hero-visual::before{
    content:"";position:absolute;inset:0;
    background-image:linear-gradient(180deg, rgba(0,0,0,0) 50%, rgba(20,14,8,.72) 100%);
    pointer-events:none;
  }
  .hero-tags{position:absolute;bottom:0;left:0;right:0;display:flex;align-items:center;justify-content:center;padding:30px 24px 28px;}
  .hero-tags span{
    font-family:'Shippori Mincho',serif;color:var(--paper);font-size:16px;letter-spacing:.4em;text-indent:.4em;
    padding:0 20px;position:relative;white-space:nowrap;
  }
  .hero-tags span:not(:last-child)::after{
    content:"";position:absolute;right:-3px;top:50%;transform:translateY(-50%);
    width:4px;height:4px;border-radius:50%;background:var(--gold);
  }

  /* ===== Section shared ===== */
  section{padding:88px 0;}
  .section-head{max-width:640px;margin-bottom:52px;}
  .section-head .label{color:var(--persimmon);font-size:13.5px;margin-bottom:10px;}
  .section-head h2{font-size:clamp(24px,3vw,32px);}
  .section-head p{color:var(--ink-soft);margin-top:16px;font-size:15.5px;}

  /* ===== 3 pillars strip (not numbered — these are parallel domains, not a sequence) ===== */
  .pillars{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .pillar-row{display:grid;grid-template-columns:repeat(3,1fr);}
  .pillar{
    padding:52px 36px;border-left:1px solid var(--line);
  }
  .pillar:first-child{border-left:none;}
  .pillar-mark{width:34px;height:34px;border-radius:50%;border:1.5px solid var(--persimmon);margin-bottom:22px;position:relative;}
  .pillar-mark::after{content:"";position:absolute;inset:8px;background:var(--persimmon);border-radius:50%;}
  .pillar h3{font-size:19px;margin-bottom:12px;}
  .pillar p{color:var(--ink-soft);font-size:14.5px;}

  /* ===== Feature: image + support list ===== */
  .feature-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:start;}
  .feature-image{border-radius:2px;overflow:hidden;aspect-ratio:4/5;}
  .feature-image img{width:100%;height:100%;object-fit:cover;display:block;}
  /* ===== Support cards (asymmetric, not identical shadow-cards) ===== */
  .support-list{display:grid;grid-template-columns:1fr;gap:1px;background:var(--line);border:1px solid var(--line);}
  .support-item{
    display:grid;grid-template-columns:120px 1fr;gap:28px;background:var(--paper);
    padding:34px 32px;align-items:start;
  }
  .support-num{font-family:'Shippori Mincho',serif;font-size:34px;color:var(--gold);}
  .support-item h3{font-size:18px;margin-bottom:10px;}
  .support-item p{color:var(--ink-soft);font-size:14.5px;}

  /* ===== Plans ===== */
  .plans{background:var(--ink);color:var(--ivory);}
  .plans .section-head h2,.plans .section-head p{color:var(--ivory);}
  .plans .section-head p{color:#CBBBA6;}
  .plan-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(255,255,255,.14);}
  .plan-card{background:var(--ink);padding:40px 36px;}
  .plan-card.featured{background:#453626;}
  .plan-tag{color:var(--gold);font-size:13px;letter-spacing:.06em;margin-bottom:14px;}
  .plan-card h3{color:var(--ivory);font-size:22px;margin-bottom:18px;}
  .plan-card p{color:#CBBBA6;font-size:14.5px;margin-bottom:24px;}
  .plan-card .btn{border-color:var(--gold);color:var(--gold);}
  .plan-card .btn:hover{background:var(--gold);color:var(--ink);}

  /* ===== IBJ trust ===== */
  .trust{
    display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center;
  }
  .trust-figure{
    border:1px solid var(--line);padding:36px;background:var(--paper);
  }
  .trust-figure .big{font-family:'Shippori Mincho',serif;font-size:40px;color:var(--persimmon);}
  .trust-figure .unit{font-size:14px;color:var(--ink-soft);margin-left:4px;}
  .trust-figure .cap{font-size:13.5px;color:var(--ink-soft);margin-top:6px;}
  .trust-figure + .trust-figure{margin-top:20px;}
  .trust-image{margin-top:20px;border-radius:2px;overflow:hidden;}
  .trust-image img{width:100%;display:block;}

  /* ===== Staff ===== */
  .staff-intro{display:grid;grid-template-columns:.5fr 1.5fr;gap:48px;align-items:center;margin-bottom:44px;}
  .staff-intro img{width:100%;max-width:260px;border-radius:2px;aspect-ratio:3/4;object-fit:cover;}
  .staff-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
  .staff-card img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:2px;}
  .staff-card p{margin-top:12px;font-size:13.5px;color:var(--ink-soft);text-align:center;}

  /* ===== Flow ===== */
  .flow-strip{display:flex;flex-wrap:wrap;gap:0;border-top:1px solid var(--line);margin-top:8px;}
  .flow-step{flex:1 1 180px;padding:26px 20px 26px 0;position:relative;}
  .flow-step:not(:last-child)::after{
    content:"―";position:absolute;right:6px;top:26px;color:var(--gold);
  }
  .flow-step .k{font-family:'Shippori Mincho',serif;color:var(--olive);font-size:15px;margin-bottom:8px;}
  .flow-step p{font-size:13.5px;color:var(--ink-soft);}
  .flow-image{margin-top:44px;border-radius:2px;overflow:hidden;aspect-ratio:21/8;}
  .flow-image img{width:100%;height:100%;object-fit:cover;object-position:center 30%;}

  /* ===== FAQ ===== */
  .faq-item{border-bottom:1px solid var(--line);padding:26px 0;}
  .faq-q{display:flex;justify-content:space-between;gap:20px;font-family:'Shippori Mincho',serif;font-size:16.5px;cursor:default;}
  .faq-q span.q-mark{color:var(--persimmon);}
  .faq-a{color:var(--ink-soft);font-size:14.5px;margin-top:12px;max-width:44em;}

  /* ===== CTA band ===== */
  .cta-band{background:var(--rose);}
  .cta-inner{display:grid;grid-template-columns:.7fr 1fr;align-items:center;gap:40px;}
  .cta-image{border-radius:2px;overflow:hidden;aspect-ratio:1/1;}
  .cta-image img{width:100%;height:100%;object-fit:cover;}
  .cta-inner h2{color:var(--paper);font-size:26px;}
  .cta-inner p{color:#FBEDE9;margin-top:10px;font-size:14.5px;}
  .cta-actions{display:flex;gap:14px;margin-top:24px;flex-wrap:wrap;}
  .cta-band .btn-outline{border-color:var(--paper);color:var(--paper);}
  .cta-band .btn-outline:hover{background:var(--paper);color:var(--rose);}
  .cta-band .btn-solid{background:var(--paper);color:var(--rose);border-color:var(--paper);}
  .cta-band .btn-solid:hover{background:var(--ink);color:var(--paper);border-color:var(--ink);}

  /* ===== Footer ===== */
  footer{background:var(--ink);color:#CBBBA6;padding:64px 0 28px;font-size:13.5px;}
  .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;margin-bottom:48px;}
  footer h4{color:var(--ivory);font-family:'Shippori Mincho',serif;font-size:15px;margin-bottom:16px;font-weight:700;}
  footer ul{list-style:none;margin:0;padding:0;}
  footer li{margin-bottom:10px;}
  footer li a:hover{color:var(--gold);}
  .footer-brand{font-family:'Shippori Mincho',serif;font-size:20px;color:var(--ivory);margin-bottom:12px;}
  .footer-ibj{display:flex;align-items:center;gap:14px;padding-bottom:28px;margin-bottom:22px;border-bottom:1px solid rgba(255,255,255,.12);}
  .ibj-badge{border:1px solid var(--line);padding:6px 10px;border-radius:2px;flex-shrink:0;background:var(--paper);display:inline-flex;line-height:0;}
  .ibj-badge img{height:32px;width:auto;display:block;}
  .footer-ibj p{color:#CBBBA6;font-size:13px;margin:0;}
  .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:#9A8B78;font-size:12.5px;}

  /* ===== Page hero (subpages) ===== */
  .page-hero{padding:56px 0 48px;border-bottom:1px solid var(--line);}
  .page-hero .label{color:var(--persimmon);font-size:13.5px;margin-bottom:14px;}
  .page-hero h1{font-size:clamp(26px,3.5vw,36px);}
  .page-hero p{color:var(--ink-soft);margin-top:16px;max-width:40em;font-size:15px;}
  .page-hero-image{margin-top:36px;border-radius:2px;overflow:hidden;aspect-ratio:21/7;}
  .page-hero-image img{width:100%;height:100%;object-fit:cover;}

  /* ===== Generic content block ===== */
  .content-block{max-width:760px;}
  .content-block h2{font-size:clamp(20px,2.6vw,26px);margin-bottom:16px;}
  .content-block h2:not(:first-child){margin-top:48px;}
  .content-block p{color:var(--ink-soft);font-size:15px;margin-bottom:16px;}
  .content-block ul{color:var(--ink-soft);font-size:15px;padding-left:1.4em;margin-bottom:16px;}
  .content-block li{margin-bottom:8px;}

  /* ===== Numbered steps (readme) ===== */
  .step-list{display:flex;flex-direction:column;}
  .step-row{display:grid;grid-template-columns:64px 1fr;gap:24px;padding:28px 0;border-top:1px solid var(--line);}
  .step-row:last-child{border-bottom:1px solid var(--line);}
  .step-num{font-family:'Shippori Mincho',serif;font-size:28px;color:var(--gold);}
  .step-row h3{font-size:17px;margin-bottom:8px;}
  .step-row p{color:var(--ink-soft);font-size:14.5px;}

  /* ===== Plan detail table ===== */
  .plan-detail{border:1px solid var(--line);background:var(--paper);}
  .plan-detail-head{padding:32px 32px 0;}
  .plan-detail-head h3{font-size:22px;}
  .plan-detail-head p{color:var(--ink-soft);font-size:14.5px;margin-top:10px;}
  .plan-table{width:100%;border-collapse:collapse;margin-top:24px;}
  .plan-table tr{border-top:1px solid var(--line);}
  .plan-table td{padding:18px 32px;font-size:14.5px;color:var(--ink-soft);}
  .plan-table td:first-child{width:11em;color:var(--ink);font-family:'Shippori Mincho',serif;}
  .plan-table td strong{color:var(--persimmon);font-size:17px;font-family:'Shippori Mincho',serif;}

  /* ===== Data bars (member data page) ===== */
  .data-figures{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-bottom:56px;}
  .data-figure{background:var(--paper);padding:36px 28px;}
  .data-figure .big{font-family:'Shippori Mincho',serif;font-size:32px;color:var(--persimmon);}
  .data-figure .unit{font-size:13px;color:var(--ink-soft);margin-left:2px;}
  .data-figure .cap{font-size:13.5px;color:var(--ink-soft);margin-top:8px;}
  .bar-group{margin-bottom:14px;}
  .bar-label{display:flex;justify-content:space-between;font-size:14px;color:var(--ink-soft);margin-bottom:6px;}
  .bar-track{height:10px;background:var(--ivory-deep);border-radius:2px;overflow:hidden;}
  .bar-fill{height:100%;background:var(--persimmon);border-radius:2px;}

  /* ===== Column (note連携) list ===== */
  .column-list{display:grid;grid-template-columns:1fr;gap:1px;background:var(--line);border:1px solid var(--line);}
  .column-item{display:grid;grid-template-columns:96px 1fr;gap:24px;background:var(--paper);padding:28px 30px;align-items:start;}
  .column-genre{font-size:12.5px;color:var(--persimmon);border:1px solid var(--persimmon);border-radius:2px;padding:4px 10px;display:inline-block;white-space:nowrap;height:fit-content;}
  .column-item h3{font-size:16.5px;margin-bottom:8px;}
  .column-item .date{font-size:12.5px;color:var(--ink-soft);margin-bottom:6px;display:block;}
  .column-item p{font-size:14px;color:var(--ink-soft);}
  .column-item a.readmore{font-size:13.5px;color:var(--persimmon);margin-top:10px;display:inline-block;}

  @media (max-width:700px){
    .column-item{grid-template-columns:1fr;}
    .data-figures{grid-template-columns:1fr;}
    .step-row{grid-template-columns:44px 1fr;}
  }

  /* ===== Contact form ===== */
  .contact-form{max-width:640px;}
  .form-row{margin-bottom:22px;}
  .form-row label{display:block;font-size:14px;color:var(--ink);margin-bottom:8px;font-family:'Shippori Mincho',serif;}
  .form-row label .req{color:var(--persimmon);font-size:12px;margin-left:8px;font-family:'Zen Kaku Gothic New',sans-serif;}
  .form-row input,.form-row select,.form-row textarea{
    width:100%;padding:13px 14px;border:1px solid var(--line);background:var(--paper);
    font-family:'Zen Kaku Gothic New',sans-serif;font-size:15px;color:var(--ink);border-radius:2px;
  }
  .form-row input:focus,.form-row select:focus,.form-row textarea:focus{outline:2px solid var(--persimmon);outline-offset:1px;}
  .form-row textarea{resize:vertical;min-height:120px;}
  .form-split{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
  .form-note{font-size:13px;color:var(--ink-soft);margin-top:-10px;margin-bottom:22px;}
  .form-submit{border:none;cursor:pointer;font-family:'Zen Kaku Gothic New',sans-serif;}
  .privacy-box{background:var(--paper);border:1px solid var(--line);padding:24px;font-size:13px;color:var(--ink-soft);margin-bottom:28px;max-height:160px;overflow-y:auto;line-height:1.9;}

  /* ===== Company overview table ===== */
  .company-table{width:100%;border-collapse:collapse;max-width:760px;}
  .company-table tr{border-top:1px solid var(--line);}
  .company-table tr:last-child{border-bottom:1px solid var(--line);}
  .company-table td{padding:20px 16px;font-size:14.5px;color:var(--ink-soft);vertical-align:top;}
  .company-table td:first-child{width:9em;color:var(--ink);font-family:'Shippori Mincho',serif;white-space:nowrap;}
  @media (max-width:600px){
    .form-split{grid-template-columns:1fr;}
    .company-table td:first-child{width:6em;font-size:13px;}
  }
  @media (max-width:860px){
    .brand-logo img{height:52px;}
    .brand-text{font-size:11px;}
    .brand-text strong{font-size:16px;}
    nav.main-nav,.header-cta{display:none;}
    .menu-toggle{display:block;}
    .mobile-panel{display:none;}
    header.open .mobile-panel{
      display:block;position:absolute;top:100%;left:0;right:0;
      background:var(--paper);border-bottom:1px solid var(--line);
      max-height:calc(100vh - 60px);overflow-y:auto;
    }
    header.open nav.main-nav{display:flex;flex-direction:column;gap:0;padding:8px 24px 0;}
    header.open nav.main-nav a{padding:14px 0;border-bottom:1px solid var(--line);}
    header.open .header-cta{
      display:flex;flex-direction:column;gap:12px;align-items:flex-start;
      padding:20px 24px 24px;
    }
    header.open .header-cta .btn{width:100%;text-align:center;}
    .hero-grid{grid-template-columns:1fr;}
    .hero-visual{order:-1;aspect-ratio:16/10;}
    .pillar-row{grid-template-columns:1fr;}
    .pillar{border-left:none;border-top:1px solid var(--line);}
    .pillar:first-child{border-top:none;}
    .support-item{grid-template-columns:60px 1fr;padding:26px 22px;}
    .support-num{font-size:24px;}
    .hero-tags{padding:20px 16px 20px;}
    .hero-tags span{font-size:13px;letter-spacing:.22em;text-indent:.22em;padding:0 11px;}
    .feature-grid{grid-template-columns:1fr;}
    .feature-image{aspect-ratio:16/9;}
    .staff-intro{grid-template-columns:1fr;gap:24px;}
    .staff-grid{grid-template-columns:repeat(2,1fr);}
    .plan-grid{grid-template-columns:1fr;}
    .trust{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr 1fr;}
    .cta-inner{grid-template-columns:1fr;}
    .cta-image{aspect-ratio:16/9;}
  }
  @media (max-width:520px){
    .footer-grid{grid-template-columns:1fr;}
    .cta-inner{grid-template-columns:1fr;}
    .cta-image{aspect-ratio:16/9;}
  }