/* ============================================================
   0. Design tokens
   ============================================================ */
:root{
  --ink:        #102C28;
  --ink-soft:   #3C5C57;
  --forest:     #1F7A5C;
  --forest-dk:  #145743;
  --sky:        #2569A6;
  --lime:       #A4CE39;
  --mint:       #EEF6F1;
  --mint-dk:    #DCEEE3;
  --paper:      #FBFCFA;
  --paper-warm: #F5F8F4;
  --line:       #D9E6DE;
  --alert:      #B8302A;
  --white:      #FFFFFF;

  --grad-brand: linear-gradient(135deg, var(--lime) 0%, var(--forest) 48%, var(--sky) 100%);
  --grad-brand-soft: linear-gradient(135deg, rgba(164,206,57,.16) 0%, rgba(31,122,92,.14) 48%, rgba(37,105,166,.14) 100%);

  --font-display: "Zen Old Mincho", serif;
  --font-body: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", sans-serif;
  --font-data: "Space Grotesk", "Zen Kaku Gothic New", sans-serif;

  --container: 1120px;
  --radius-lg: 28px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-soft: 0 18px 48px -24px rgba(16,44,40,.28);
}

/* ============================================================
   1. Reset & base
   ============================================================ */
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  font-feature-settings:"palt";
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ margin:0; font-family:var(--font-display); font-weight:600; color:var(--ink); }
p{ margin:0; }
button, input, textarea, select{ font-family:inherit; font-size:inherit; color:inherit; }
section{ scroll-margin-top:88px; }
:focus-visible{ outline:3px solid var(--sky); outline-offset:3px; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration:.001ms !important; transition-duration:.001ms !important; }
}

.wrap{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-data);
  font-size:13px;
  font-weight:600;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--forest-dk);
}
.eyebrow::before{
  content:"";
  width:22px; height:2px;
  background:var(--grad-brand);
  display:inline-block;
}
.section-head{
  max-width:680px;
  margin:0 0 44px;
}
.section-head h2{
  font-size:clamp(24px,3vw,32px);
  line-height:1.6;
  margin-top:14px;
}
/* 見出しの改行位置を明示的に制御し、意図しない場所での折り返しを防ぐ */
.hl{ display:block; }
@media (min-width:600px){
  .hl{ white-space:nowrap; }
}
.section-head p{
  margin-top:16px;
  color:var(--ink-soft);
  font-size:15.5px;
}
.section-pad{ padding:96px 0; }
@media (max-width:760px){ .section-pad{ padding:64px 0; } }

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:16px 30px;
  border-radius:999px;
  font-weight:700;
  font-size:15.5px;
  border:none;
  cursor:pointer;
  transition:transform .25s ease, box-shadow .25s ease;
}
.btn-primary{
  background:var(--grad-brand);
  color:var(--white);
  box-shadow:0 14px 30px -12px rgba(31,122,92,.55);
}
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 20px 38px -14px rgba(31,122,92,.6); }
.btn-ghost{
  background:transparent;
  color:var(--ink);
  border:1.5px solid var(--line);
}
.btn-ghost:hover{ border-color:var(--forest); color:var(--forest-dk); }

.tag-pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 14px;
  border-radius:999px;
  background:var(--mint);
  border:1px solid var(--mint-dk);
  font-size:12.5px;
  font-weight:700;
  color:var(--forest-dk);
}

/* ============================================================
   2. Header / Nav
   ============================================================ */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(251,252,250,.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-row{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
}
.brand{ display:flex; align-items:center; gap:10px; }
.brand-mark{ width:34px; height:34px; flex:none; }
.brand-text{ display:flex; flex-direction:column; line-height:1.2; }
.brand-text strong{ font-family:var(--font-display); font-size:15.5px; letter-spacing:.02em; }
.brand-text span{ font-family:var(--font-data); font-size:10px; letter-spacing:.16em; color:var(--ink-soft); }

.nav-links{ display:flex; align-items:center; gap:30px; }
.nav-links a{
  font-size:14px; font-weight:500; color:var(--ink-soft);
  position:relative; padding:4px 0;
}
.nav-links a:hover{ color:var(--forest-dk); }
.nav-cta{ display:flex; align-items:center; gap:14px; }
.nav-toggle{
  display:none;
  width:42px; height:42px;
  border-radius:10px;
  border:1px solid var(--line);
  background:var(--white);
  align-items:center; justify-content:center;
  cursor:pointer;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content:""; display:block; width:18px; height:2px; background:var(--ink); position:relative;
  transition:.25s;
}
.nav-toggle span::before{ position:absolute; top:-6px; }
.nav-toggle span::after{ position:absolute; top:6px; }

@media (max-width:900px){
  .nav-links{
    position:fixed; inset:64px 0 auto 0;
    background:var(--paper);
    flex-direction:column;
    align-items:flex-start;
    gap:0;
    padding:8px 24px 20px;
    border-bottom:1px solid var(--line);
    transform:translateY(-8px);
    opacity:0;
    pointer-events:none;
    transition:.25s ease;
  }
  .nav-links.open{ transform:translateY(0); opacity:1; pointer-events:auto; }
  .nav-links a{ width:100%; padding:14px 0; border-bottom:1px solid var(--line); }
  .nav-toggle{ display:flex; }
  .nav-cta .btn-primary{ padding:11px 18px; font-size:13.5px; }
}

/* ============================================================
   3. Hero
   ============================================================ */
.hero{
  position:relative;
  overflow:hidden;
  padding:76px 0 92px;
  background:var(--paper-warm);
}
.hero::before{
  content:"";
  position:absolute; inset:0;
  background:var(--grad-brand-soft);
  mask-image:radial-gradient(ellipse 70% 60% at 78% 18%, black, transparent 72%);
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 78% 18%, black, transparent 72%);
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:56px;
  align-items:center;
}
.hero-copy h1{
  margin-top:18px;
  font-size:clamp(30px,4.6vw,50px);
  line-height:1.5;
}
.hero-copy h1 .line-b{
  background:var(--grad-brand);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-lead{
  margin-top:24px;
  font-size:16.5px;
  color:var(--ink-soft);
  max-width:520px;
}
.hero-actions{ display:flex; flex-wrap:wrap; gap:14px; margin-top:34px; }
.hero-roi{
  display:flex;
  align-items:center;
  gap:20px;
  margin-top:32px;
  padding:20px 24px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-soft);
  flex-wrap:wrap;
}
.roi-item{ display:flex; flex-direction:column; gap:2px; }
.roi-num{ font-family:var(--font-data); font-size:22px; font-weight:700; color:var(--forest-dk); }
.roi-label{ font-size:11.5px; color:var(--ink-soft); }
.roi-div{ width:1px; height:32px; background:var(--line); }
@media (max-width:520px){
  .roi-div{ display:none; }
  .hero-roi{ gap:16px 28px; }
}
.hero-badges{
  display:flex; flex-wrap:wrap; gap:10px;
  margin-top:30px;
}
.hero-visual{ position:relative; display:flex; align-items:center; justify-content:center; }
.ring-cluster{ width:100%; max-width:400px; }
.ring-cluster .r1{ animation:spin 26s linear infinite; transform-origin:center; }
.ring-cluster .r2{ animation:spin 34s linear infinite reverse; transform-origin:center; }
@keyframes spin{ to{ transform:rotate(360deg); } }

/* ============================================================
   4. Stat cards (issues section)
   ============================================================ */
.stats-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.stat-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:32px 26px;
  text-align:center;
  box-shadow:var(--shadow-soft);
}
.stat-ring{
  --pct:50;
  position:relative;
  width:150px; height:150px;
  margin:0 auto 20px;
  border-radius:50%;
  background:conic-gradient(var(--forest) calc(var(--pct)*1%), var(--mint) 0);
  display:grid; place-items:center;
}
.stat-ring::before{
  content:"";
  position:absolute; inset:12px;
  border-radius:50%;
  background:var(--white);
}
.stat-ring b{
  position:relative;
  font-family:var(--font-data);
  font-size:26px;
  font-weight:700;
  color:var(--forest-dk);
}
.stat-ring.alt{ background:conic-gradient(var(--sky) calc(var(--pct)*1%), var(--mint) 0); }
.stat-ring.alt b{ color:var(--sky); }
.stat-big{
  font-family:var(--font-data);
  font-size:34px;
  font-weight:700;
  color:var(--alert);
  margin-bottom:10px;
}
.stat-card h3{ font-family:var(--font-body); font-size:15px; font-weight:700; margin-bottom:8px; }
.stat-card p{ font-size:13px; color:var(--ink-soft); }
.stat-card small{ display:block; margin-top:12px; font-size:11px; color:#8CA39C; }

.note-block{
  margin-top:40px;
  background:var(--white);
  border:1px solid var(--line);
  border-left:4px solid var(--alert);
  border-radius:var(--radius-sm);
  padding:22px 26px;
  font-size:14.5px;
  color:var(--ink-soft);
}
.note-block strong{ color:var(--ink); }

/* ============================================================
   5. Solution / merits
   ============================================================ */
.solution-layout{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:56px;
  align-items:start;
}
.solution-text p + p{ margin-top:16px; }
.solution-text p{ color:var(--ink-soft); font-size:15.5px; }
.merit-list{ display:grid; gap:14px; margin-top:8px; }
.merit-item{
  display:flex; gap:16px; align-items:flex-start;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:18px 20px;
}
.merit-icon{
  flex:none; width:44px; height:44px; border-radius:12px;
  background:var(--grad-brand-soft);
  display:grid; place-items:center;
}
.merit-icon svg{ width:22px; height:22px; }
.merit-item h4{ font-family:var(--font-body); font-size:15px; font-weight:700; }
.merit-item p{ font-size:13.5px; color:var(--ink-soft); margin-top:4px; }

/* ============================================================
   6. Method (条件反射制御法)
   ============================================================ */
.method-section{ background:var(--ink); color:var(--paper); }
.method-section .eyebrow{ color:var(--lime); }
.method-section .eyebrow::before{ background:var(--grad-brand); }
.method-section .section-head h2{ color:var(--white); }
.method-section .section-head p{ color:#B9CCC6; }
.method-origin{
  color:#C7D8D2;
  font-size:15px;
  max-width:760px;
  margin-bottom:52px;
}
.method-origin strong{ color:var(--white); }
.method-steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0;
  position:relative;
}
.method-step{
  position:relative;
  padding:0 26px;
}
.method-step:not(:first-child)::before{
  content:"";
  position:absolute; left:0; top:26px;
  width:1px; height:calc(100% - 26px);
  background:rgba(255,255,255,.14);
}
.method-num{
  font-family:var(--font-data);
  font-size:13px;
  color:var(--lime);
  display:flex; align-items:center; gap:12px;
  margin-bottom:16px;
}
.method-num .dot{
  width:44px; height:44px; border-radius:50%;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(164,206,57,.5);
  display:grid; place-items:center;
  font-family:var(--font-data); font-size:16px; color:var(--white);
}
.method-step h4{ color:var(--white); font-size:18px; margin-bottom:10px; }
.method-step p{ color:#B9CCC6; font-size:13.5px; }
.method-step .approach{
  margin-top:14px; font-size:12.5px;
  color:var(--lime);
  font-family:var(--font-data);
  letter-spacing:.02em;
}
.method-tag{
  display:inline-block; margin-top:44px;
  border:1px solid rgba(255,255,255,.2);
  border-radius:999px; padding:10px 20px; font-size:13px; color:#DCE7E3;
}

/* ============================================================
   7. Program timeline (8 weeks)
   ============================================================ */
.timeline{
  display:flex;
  justify-content:space-between;
  position:relative;
  margin-top:8px;
  padding-top:10px;
}
.timeline::before{
  content:"";
  position:absolute; top:32px; left:0; right:0; height:2px;
  background:linear-gradient(90deg, var(--line) 0%, var(--line) 100%);
  z-index:0;
}
.tl-node{
  position:relative; z-index:1;
  display:flex; flex-direction:column; align-items:center;
  width:11%;
  text-align:center;
}
.tl-dot{
  width:64px; height:64px; border-radius:50%;
  display:grid; place-items:center;
  background:var(--white);
  border:2px solid var(--line);
  font-family:var(--font-data); font-weight:700; font-size:15px;
  color:var(--ink-soft);
  margin-bottom:12px;
}
.tl-label{ font-size:11.5px; color:var(--ink-soft); line-height:1.5; }

.program-detail{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
  margin-top:56px;
}
.program-card{
  background:var(--mint);
  border-radius:var(--radius-md);
  padding:24px;
}
.program-card h4{ font-size:15px; margin-bottom:8px; }
.program-card p{ font-size:13.5px; color:var(--ink-soft); }

/* ============================================================
   8. Comparison table
   ============================================================ */
.table-scroll{ overflow-x:auto; border-radius:var(--radius-lg); border:1px solid var(--line); }
.compare-table{
  width:100%;
  border-collapse:collapse;
  background:var(--white);
  min-width:640px;
}
.compare-table th, .compare-table td{
  padding:18px 20px;
  text-align:center;
  border-bottom:1px solid var(--line);
  font-size:14px;
}
.compare-table thead th{
  background:var(--paper-warm);
  font-family:var(--font-body);
  font-weight:700;
  font-size:14px;
}
.compare-table td:first-child, .compare-table th:first-child{
  text-align:left;
  font-weight:700;
  color:var(--ink-soft);
}
.compare-table th.self-col{ color:var(--forest-dk); font-size:16px; }
.compare-table td.self-col{ background:var(--mint); font-weight:700; }
.mark{ display:inline-flex; width:26px; height:26px; border-radius:50%; align-items:center; justify-content:center; font-weight:700; font-size:13px; }
.mark.good{ background:#E4F2EA; color:var(--forest-dk); }
.mark.mid{ background:#FCF3DC; color:#8A6A15; }
.mark.bad{ background:#FBE7E5; color:var(--alert); }
.compare-table td:last-child, .compare-table td:nth-child(3){ font-size:12.5px; }

/* ============================================================
   9. Pricing
   ============================================================ */
.fee-formula{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:28px;
  flex-wrap:wrap;
  background:var(--mint);
  border:1px solid var(--mint-dk);
  border-radius:var(--radius-lg);
  padding:32px;
  margin-bottom:18px;
}
.fee-formula-item{ display:flex; flex-direction:column; align-items:center; gap:6px; }
.fee-label{ font-size:13px; color:var(--ink-soft); font-weight:700; }
.fee-value{ font-family:var(--font-data); font-size:30px; font-weight:700; color:var(--forest-dk); }
.fee-value small{ font-size:13px; font-weight:500; color:var(--ink-soft); margin-left:4px; }
.fee-sub{ font-size:12px; color:var(--ink-soft); }
.fee-op{ font-family:var(--font-data); font-size:26px; color:var(--sky); font-weight:600; }
.pricing-lead{ text-align:center; font-size:13.5px; color:var(--ink-soft); margin-bottom:36px; }

.pricing-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.price-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:32px 28px;
  position:relative;
}
.price-card h4{ font-size:14px; color:var(--ink-soft); font-weight:700; }
.price-card .n-people{ font-family:var(--font-data); font-size:32px; margin:6px 0 18px; }
.price-line{ display:flex; justify-content:space-between; font-size:13.5px; padding:10px 0; border-top:1px dashed var(--line); }
.price-line:first-of-type{ border-top:none; }
.price-line span:last-child{ font-family:var(--font-data); font-weight:600; }
.price-total{ margin-top:14px; padding-top:16px; border-top:1px solid var(--line); }
.price-total .amount{ font-family:var(--font-data); font-size:28px; color:var(--forest-dk); font-weight:700; }
.price-total .per{ font-size:12px; color:var(--ink-soft); margin-top:4px; }

/* ============================================================
   10. Target company calculator block
   ============================================================ */
.target-layout{
  display:grid; grid-template-columns:1fr 1fr; gap:52px; align-items:center;
}
.calc-box{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:32px;
  box-shadow:var(--shadow-soft);
}
.calc-row{ display:flex; align-items:center; gap:14px; padding:14px 0; }
.calc-row:not(:last-child){ border-bottom:1px dashed var(--line); }
.calc-figure{ font-family:var(--font-data); font-size:22px; font-weight:700; color:var(--forest-dk); min-width:96px; }
.calc-desc{ font-size:13px; color:var(--ink-soft); }
.calc-arrow{ text-align:center; color:var(--sky); font-size:13px; padding:6px 0; }
.calc-result{
  margin-top:10px; padding:18px 20px; border-radius:var(--radius-md);
  background:var(--grad-brand-soft);
  display:flex; justify-content:space-between; align-items:center;
}
.calc-result b{ font-family:var(--font-data); font-size:22px; color:var(--forest-dk); }

/* ============================================================
   11. Company info
   ============================================================ */
.company-table{ width:100%; border-collapse:collapse; }
.company-table th, .company-table td{
  text-align:left; padding:16px 0; font-size:14.5px;
  border-bottom:1px solid var(--line); vertical-align:top;
}
.company-table th{ width:150px; color:var(--ink-soft); font-weight:700; }
.related-service{
  margin-top:32px;
  display:flex; align-items:center; justify-content:space-between; gap:20px; flex-wrap:wrap;
  background:var(--mint); border-radius:var(--radius-md); padding:22px 26px;
}
.related-service h4{ font-size:14.5px; }
.related-service p{ font-size:13px; color:var(--ink-soft); margin-top:4px; }

/* ============================================================
   12. Contact form
   ============================================================ */
.contact-section{ background:var(--paper-warm); }
.contact-grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:56px; }
.contact-info-card{
  background:var(--ink); color:var(--paper);
  border-radius:var(--radius-lg);
  padding:36px 32px;
}
.contact-info-card h3{ color:var(--white); font-size:20px; margin-bottom:14px; }
.contact-info-card p{ color:#B9CCC6; font-size:14px; }
.contact-info-list{ margin-top:26px; display:grid; gap:16px; }
.contact-info-list li{ display:flex; flex-wrap:wrap; gap:4px 12px; font-size:13.5px; color:#DCE7E3; }
.contact-info-list b{ color:var(--white); }
.contact-info-list .nowrap-label{ white-space:nowrap; flex:none; }
.contact-info-list li span{ flex:1 1 200px; min-width:0; }

.form-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius-lg);
  padding:34px;
}
.form-row{ display:grid; gap:8px; margin-bottom:20px; }
.form-row label{ font-size:13.5px; font-weight:700; }
.form-row label .req{ color:var(--alert); font-size:11px; margin-left:4px; }
.form-row input, .form-row select, .form-row textarea{
  border:1px solid var(--line); border-radius:10px; padding:13px 14px;
  background:var(--paper); font-size:14.5px;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus{ border-color:var(--forest); }
.form-two{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.form-consent{ display:flex; align-items:flex-start; gap:10px; font-size:12.5px; color:var(--ink-soft); margin-bottom:22px; }
/* ============================================================
   13. Footer
   ============================================================ */
.site-footer{ background:var(--ink); color:#B9CCC6; padding:56px 0 30px; }
.footer-grid{ display:grid; grid-template-columns:1.3fr 1fr 1fr; gap:40px; margin-bottom:40px; }
.footer-brand .brand-text strong{ color:var(--white); }
.footer-brand .brand-text span{ color:#8CA39C; }
.footer-brand p{ margin-top:16px; font-size:13px; color:#8CA39C; max-width:280px; }
.footer-col h5{ color:var(--white); font-size:13px; margin-bottom:16px; letter-spacing:.04em; }
.footer-col ul{ display:grid; gap:10px; }
.footer-col a{ font-size:13px; color:#B9CCC6; }
.footer-col a:hover{ color:var(--white); }
.footer-bottom{ border-top:1px solid rgba(255,255,255,.1); padding-top:22px; font-size:12px; color:#7C948D; display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; }

/* ============================================================
   14. Responsive
   ============================================================ */
@media (max-width:980px){
  .hero-grid{ grid-template-columns:1fr; }
  .hero-visual{ order:-1; max-width:260px; margin:0 auto; }
  .solution-layout, .target-layout, .contact-grid{ grid-template-columns:1fr; }
  .stats-grid, .method-steps, .program-detail, .pricing-grid{ grid-template-columns:1fr; }
  .method-step:not(:first-child)::before{ display:none; }
  .footer-grid{ grid-template-columns:1fr; gap:30px; }
  .timeline{ flex-wrap:wrap; row-gap:28px; }
  .timeline::before{ display:none; }
  .tl-node{ width:22%; }
}
@media (max-width:600px){
  .form-two{ grid-template-columns:1fr; }
  .tl-node{ width:30%; }
  .compare-table td:nth-child(3){ display:none; }
}