:root {
  --blue-950: #071f3d;
  --blue-900: #0a315d;
  --blue-800: #0b4e8c;
  --blue-700: #1768ad;
  --cyan: #4d87b9;
  --cyan-light: #d8e8f3;
  --ink: #101d2d;
  --muted: #586575;
  --line: #cfd8e2;
  --paper: #ffffff;
  --soft: #f4f6f8;
  --shadow: 0 16px 42px rgba(7, 31, 61, .1);
  --radius: 8px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
.container { width: min(1120px, calc(100% - 48px)); margin-inline: auto; }
.skip-link { position: fixed; left: 12px; top: -80px; z-index: 100; background: white; padding: 10px 16px; }
.skip-link:focus { top: 12px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(7,63,127,.1);
}
.header-inner { min-height: 76px; display: flex; align-items: center; gap: 32px; }
.brand { margin-right: auto; }
.brand img { width: 156px; height: auto; }
.desktop-nav { display: flex; gap: 28px; }
.desktop-nav a { text-decoration: none; font-weight: 700; font-size: .9rem; color: #31445d; }
.desktop-nav a:hover { color: var(--blue-700); }

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 52px;
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 800;
  line-height: 1.35;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.button:hover { transform: translateY(-1px); }
.button-small { min-height: 44px; padding: 10px 20px; font-size: .9rem; }
.button-primary { color: white; background: var(--blue-800); box-shadow: none; }
.button-secondary { color: var(--blue-900); border-color: #b5cde3; background: white; }
.button-outline { width: 100%; color: var(--blue-800); border-color: var(--blue-800); background: white; }
.button-white { color: var(--blue-900); background: white; }
.button-ghost { color: white; border-color: rgba(255,255,255,.55); }

.hero { position: relative; overflow: hidden; padding: 72px 0 0; background: #fff; border-bottom: 1px solid var(--line); }
.hero-grid { position: absolute; top: 0; right: 0; width: 44%; height: 100%; background: linear-gradient(135deg, #eff6fb, #f8fbfd); border-left: 1px solid #e0e6ec; }
.hero-inner { position: relative; display: grid; grid-template-columns: .88fr 1.12fr; gap: 54px; align-items: center; padding-bottom: 62px; }
.eyebrow { margin: 0 0 16px; color: var(--blue-700); font-size: .78rem; font-weight: 900; letter-spacing: .15em; }
.hero h1 { margin: 0; font-size: clamp(2.6rem, 4.3vw, 3.8rem); line-height: 1.22; letter-spacing: -.04em; }
.hero h1 span { color: var(--blue-800); }
.hero-lead { max-width: 600px; margin: 24px 0; color: #42536a; font-size: 1.06rem; line-height: 1.9; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.text-link { display: inline-block; margin-top: 18px; color: var(--blue-800); font-weight: 800; text-underline-offset: 4px; }
.hero-photo { position: relative; overflow: hidden; margin: 0; aspect-ratio: 3 / 2; background: #eaf1f6; border: 1px solid #c8d6e1; border-radius: 6px; box-shadow: 0 20px 54px rgba(7,31,61,.14); }
.hero-photo > img { width: 100%; height: 100%; object-fit: cover; }
.hero-photo figcaption { position: absolute; left: 18px; right: 18px; bottom: 18px; display: grid; grid-template-columns: 1fr auto 1fr; gap: 14px; align-items: center; padding: 14px 18px; color: var(--blue-950); background: rgba(255,255,255,.92); border: 1px solid rgba(255,255,255,.75); border-radius: 4px; box-shadow: 0 10px 28px rgba(7,31,61,.13); backdrop-filter: blur(10px); }
.hero-photo figcaption div { display: grid; gap: 1px; }
.hero-photo figcaption div:last-child { text-align: right; }
.hero-photo figcaption span { color: var(--muted); font-size: .7rem; font-weight: 700; }
.hero-photo figcaption strong { font-size: .92rem; }
.caption-arrow { color: #bd8f39; font-size: 1.35rem; }
.proof-strip { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); background: #fff; color: var(--ink); border-top: 1px solid var(--line); border-right: 1px solid var(--line); border-left: 1px solid var(--line); border-radius: 0; }
.proof-strip div { display: flex; align-items: baseline; justify-content: center; gap: 12px; padding: 24px; border-right: 1px solid var(--line); }
.proof-strip div:last-child { border: 0; }
.proof-strip strong { font-size: 1.65rem; line-height: 1; }
.proof-strip span { color: var(--muted); font-size: .84rem; font-weight: 700; }

.section { padding: 96px 0; }
.section-light { background: var(--soft); }
.section-heading { margin-bottom: 44px; }
.section-heading h2, .impact-copy h2, .process-copy h2, .contact-copy h2 { margin: 0; font-size: clamp(2rem, 4vw, 3.1rem); line-height: 1.4; letter-spacing: -.035em; }
.section-heading > p:last-child { color: var(--muted); }
.split-heading { display: grid; grid-template-columns: 1.1fr .9fr; align-items: end; gap: 80px; }
.split-heading > p { margin: 0 0 8px; }
.compact-heading { grid-template-columns: 1.25fr .75fr; }
.centered { max-width: 760px; margin-inline: auto; text-align: center; }

.eyebrow-on-dark { color: #74edf0; }
.benefit-showcase { display: grid; grid-template-columns: 1.12fr .88fr; gap: 22px; align-items: stretch; }
.operations-photo { position: relative; overflow: hidden; min-height: 470px; margin: 0; background: #eaf1f6; border: 1px solid var(--line); border-radius: 6px; }
.operations-photo img { width: 100%; height: 100%; object-fit: cover; }
.operations-photo figcaption { position: absolute; left: 20px; bottom: 20px; max-width: calc(100% - 40px); padding: 11px 15px; color: white; background: rgba(7,31,61,.88); border-radius: 3px; font-size: .88rem; font-weight: 800; }
.benefit-list { display: grid; gap: 12px; }
.benefit-list article { display: grid; grid-template-columns: 48px 1fr; gap: 18px; align-items: center; padding: 24px; background: white; border: 1px solid var(--line); border-left: 4px solid var(--blue-700); border-radius: 4px; }
.benefit-list article > span { display: grid; place-items: center; width: 42px; height: 42px; color: white; background: var(--blue-800); border-radius: 50%; font-size: .74rem; font-weight: 900; }
.benefit-list h3 { margin: 0; font-size: 1.2rem; }
.benefit-list p { margin: 3px 0 0; color: var(--muted); font-size: .9rem; line-height: 1.65; }
.feature-note { display: block; margin-top: 6px; color: #748094; font-size: .7rem; line-height: 1.55; }
.flow-ribbon { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 20px; align-items: center; margin-top: 22px; padding: 22px 28px; color: white; background: var(--blue-950); border-radius: 4px; }
.flow-ribbon div { display: grid; text-align: center; }
.flow-ribbon span { color: #b9cee1; font-size: .72rem; font-weight: 700; }
.flow-ribbon strong { font-size: .98rem; }
.flow-ribbon > b { color: #dfb55f; font-size: 1.45rem; }
.flow-ribbon .flow-core { padding: 12px 18px; background: var(--blue-700); border-radius: 3px; }

.impact-section { background: white; }
.impact-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 64px; align-items: center; }
.impact-copy > p:not(.eyebrow):not(.note) { color: var(--muted); font-size: 1.04rem; }
.impact-card { padding: 36px; background: #f8fafc; border: 1px solid var(--line); border-radius: 6px; }
.impact-compare { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 18px; }
.impact-compare > div { display: grid; gap: 5px; padding: 22px; background: white; border: 1px solid var(--line); border-radius: 3px; }
.impact-compare span { color: var(--muted); font-size: .82rem; font-weight: 700; }
.impact-compare strong { font-size: 1.45rem; }
.impact-compare .after { color: white; background: var(--blue-800); border-color: var(--blue-800); }
.impact-compare .after span { color: #c8e2ff; }
.impact-arrow { color: var(--cyan) !important; font-size: 1.7rem !important; }
.saving-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 16px; }
.saving-row div { display: grid; gap: 4px; padding: 14px; background: #e8eff5; border-radius: 3px; }
.saving-row span { color: var(--muted); font-size: .74rem; }
.saving-row strong { color: var(--blue-800); font-size: 1rem; }
.note { color: #748094; font-size: .72rem; line-height: 1.65; }
.calculation-note { margin-top: 14px; color: var(--muted); font-size: .78rem; }
.calculation-note summary { width: fit-content; cursor: pointer; color: var(--blue-800); font-weight: 800; text-underline-offset: 3px; }
.calculation-note .note { margin: 8px 0 0; }

.plan-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: stretch; }
.plan-card { position: relative; display: flex; flex-direction: column; padding: 34px; background: white; border: 1px solid var(--line); border-radius: 4px; }
.plan-card.featured { border: 2px solid var(--blue-700); box-shadow: 0 10px 28px rgba(7,31,61,.08); }
.recommended { position: absolute; top: 0; right: 24px; padding: 7px 14px; color: white; background: var(--blue-700); border-radius: 0 0 3px 3px; font-size: .75rem; font-weight: 900; }
.plan-head p { margin: 0; color: var(--muted); font-size: .8rem; font-weight: 700; }
.plan-head h3 { margin: 6px 0 14px; font-size: 1.8rem; }
.price { display: flex; align-items: baseline; gap: 6px; color: var(--blue-800); }
.price strong { font-size: 2.4rem; line-height: 1; }
.price span { font-weight: 800; }
.price-quote strong { font-size: 1.8rem; }
.plan-card ul { display: grid; gap: 2px; flex: 1; padding: 22px 0; margin: 22px 0; border-top: 1px solid var(--line); list-style: none; }
.plan-card li { position: relative; padding: 9px 0 9px 28px; color: #9aa5b3; }
.plan-card li::before { content: "−"; position: absolute; left: 2px; }
.plan-card li.included { color: var(--ink); font-weight: 700; }
.plan-card li.included::before { content: "●"; color: var(--cyan); font-size: .7rem; }
.plan-note { margin: 20px 0 0; color: var(--muted); font-size: .78rem; text-align: center; }

.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; padding: 0; list-style: none; }
.steps li { position: relative; display: grid; align-content: start; min-height: 170px; padding: 24px; background: #f4f6f8; border-top: 4px solid var(--blue-700); border-radius: 0; }
.steps li:not(:last-child)::after { content: "›"; position: absolute; right: -12px; top: 55px; z-index: 2; color: var(--cyan); font-size: 2rem; font-weight: 300; }
.steps span { color: var(--blue-700); font-size: .75rem; font-weight: 900; letter-spacing: .1em; }
.steps strong { margin-top: 12px; font-size: 1.05rem; }
.steps small { margin-top: 8px; color: var(--muted); line-height: 1.5; }

.download-section { background: #fff; border-top: 1px solid var(--line); }
.download-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 76px; align-items: start; }
.download-copy h2 { margin: 0; font-size: clamp(2rem, 4vw, 3rem); }
.download-copy > p:not(.eyebrow) { color: var(--muted); }
.document-points { display: grid; gap: 12px; padding: 0; margin: 28px 0 0; list-style: none; }
.document-points li { position: relative; padding-left: 24px; font-weight: 700; }
.document-points li::before { content: "■"; position: absolute; left: 0; top: 1px; color: var(--blue-700); font-size: .6rem; }
.lead-form { display: grid; gap: 22px; padding: 36px; background: var(--soft); border: 1px solid var(--line); border-radius: 4px; }
.form-heading { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: baseline; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.form-heading strong { font-size: 1.2rem; }
.form-heading span { color: var(--muted); font-size: .78rem; }
.setup-note { color: #7b8794; font-size: .74rem; text-align: center; }

.contact-section { padding: 96px 0; color: white; background: var(--blue-950); }
.contact-heading { margin-bottom: 36px; }
.contact-heading > p:last-child { color: #c8d5e2; }
.contact-options { display: grid; gap: 18px; }
.contact-option { display: grid; grid-template-columns: 54px 1fr auto; gap: 22px; align-items: center; min-height: 230px; padding: 30px; border: 1px solid rgba(255,255,255,.2); background: rgba(255,255,255,.04); }
.contact-option img { width: 132px; padding: 8px; background: white; }
.qr-link { display: block; }
.option-number { align-self: start; color: #8eacc7; font-size: .78rem; font-weight: 900; letter-spacing: .12em; }
.option-copy span { color: #aabfd3; font-size: .76rem; font-weight: 700; }
.option-copy h3 { margin: 4px 0 8px; font-size: 1.5rem; }
.option-copy p { margin: 0; color: #c8d5e2; font-size: .88rem; line-height: 1.7; }
.application-panel { display: grid; grid-template-columns: .72fr 1.28fr; gap: 42px; padding: 38px 30px; background: white; color: var(--ink); }
.application-intro { display: grid; grid-template-columns: 54px 1fr; gap: 22px; align-content: start; }
.application-panel .option-copy p { color: var(--muted); }
.application-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.application-form label { display: grid; gap: 6px; color: var(--ink); font-size: .88rem; font-weight: 800; }
.application-form label > span { margin-left: 6px; color: #b63434; font-size: .7rem; }
.application-form input:not([type="checkbox"]), .application-form select, .application-form textarea { width: 100%; min-height: 48px; padding: 10px 12px; color: var(--ink); background: #fff; border: 1px solid #aebbc7; border-radius: 2px; font: inherit; }
.application-form textarea { min-height: 100px; resize: vertical; }
.application-form .form-wide { grid-column: 1 / -1; }
.application-form .consent { display: flex; align-items: center; gap: 8px; color: var(--muted); font-weight: 500; }
.application-form .consent input { width: 18px; height: 18px; }
.application-form .button-white { color: white; background: var(--blue-800); }
.form-embed { min-width: 0; }
.form-embed iframe { display: block; width: 100%; min-height: 820px; background: white; border: 1px solid var(--line); }
.request-form-embed iframe { min-height: 760px; }
.embed-fallback { margin: 12px 0 0; color: var(--muted); font-size: .78rem; line-height: 1.7; }
.embed-fallback a { color: var(--blue-800); font-weight: 800; text-underline-offset: 3px; }
.contact-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 70px; align-items: center; }
.contact-copy > p:not(.eyebrow) { color: #cbddf1; }
.contact-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.qr-card { display: grid; grid-template-columns: 138px 1fr; gap: 22px; align-items: center; padding: 24px; color: var(--ink); background: white; border-radius: 22px; }
.qr-card img { width: 138px; }
.qr-card strong { font-size: 1.15rem; }
.qr-card p { margin: 6px 0 0; color: var(--muted); font-size: .84rem; line-height: 1.7; }

.site-footer { padding: 34px 0 88px; border-top: 1px solid var(--line); }
.footer-inner { display: grid; grid-template-columns: 170px 1fr auto; gap: 32px; align-items: center; }
.footer-inner img { width: 150px; }
.footer-inner div { display: grid; }
.footer-inner span, .footer-inner small { color: var(--muted); font-size: .8rem; }
.footer-inner div a { width: fit-content; color: var(--blue-800); font-size: .8rem; text-underline-offset: 3px; }
.footer-inner small a { color: var(--blue-800); text-underline-offset: 3px; }
.mobile-cta { display: none; }

@media (max-width: 960px) {
  .desktop-nav { display: none; }
  .hero { padding-top: 64px; }
  .hero-inner, .split-heading, .benefit-showcase, .impact-grid, .contact-grid, .download-grid { grid-template-columns: 1fr; }
  .hero-inner { gap: 38px; }
  .hero-copy { text-align: center; }
  .hero-lead { margin-inline: auto; }
  .hero-actions { justify-content: center; }
  .hero-photo { width: min(780px, 100%); margin-inline: auto; }
  .split-heading { gap: 22px; }
  .operations-photo { min-height: 440px; }
  .impact-grid { gap: 36px; }
  .plan-grid { grid-template-columns: 1fr; max-width: 620px; margin-inline: auto; }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .footer-inner { grid-template-columns: 150px 1fr; }
  .footer-inner small { grid-column: 1 / -1; }
  .contact-options { grid-template-columns: 1fr; }
  .application-panel { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .container { width: min(100% - 32px, 1120px); }
  body { padding-bottom: 64px; }
  .site-header .button { display: none; }
  .header-inner { min-height: 66px; }
  .brand img { width: 138px; }
  .hero { padding-top: 46px; }
  .hero h1 { font-size: clamp(2.45rem, 12vw, 3.5rem); }
  .hero-lead { font-size: 1rem; line-height: 1.85; }
  .hero-actions { display: grid; }
  .hero-actions .button { width: 100%; }
  .hero-photo { aspect-ratio: 4 / 3; }
  .hero-photo > img { object-position: center; }
  .hero-photo figcaption { left: 10px; right: 10px; bottom: 10px; gap: 8px; padding: 11px 12px; }
  .hero-photo figcaption span { font-size: .64rem; }
  .hero-photo figcaption strong { font-size: .78rem; }
  .proof-strip { grid-template-columns: 1fr; border-radius: 0; }
  .proof-strip div { justify-content: flex-start; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.15); padding: 18px 24px; }
  .section { padding: 80px 0; }
  .section-heading h2, .impact-copy h2, .process-copy h2, .contact-copy h2 { font-size: 2rem; }
  .operations-photo { min-height: 330px; }
  .benefit-list article { padding: 20px 18px; }
  .flow-ribbon { grid-template-columns: 1fr; gap: 8px; padding: 24px 18px; }
  .flow-ribbon > b { justify-self: center; transform: rotate(90deg); }
  .flow-ribbon .flow-core { width: 100%; }
  .impact-card { padding: 24px 18px; }
  .impact-compare { grid-template-columns: 1fr; }
  .impact-arrow { transform: rotate(90deg); justify-self: center; }
  .saving-row { grid-template-columns: 1fr; }
  .plan-card { padding: 28px 24px; }
  .steps { grid-template-columns: 1fr; }
  .steps li { min-height: auto; }
  .steps li:not(:last-child)::after { right: 50%; top: auto; bottom: -28px; transform: translateX(50%) rotate(90deg); }
  .lead-form { padding: 24px 18px; }
  .contact-option { grid-template-columns: 36px 1fr; align-items: start; padding: 24px 18px; }
  .contact-option img, .contact-option .button { grid-column: 2; }
  .application-panel { padding: 28px 18px; }
  .application-intro { grid-template-columns: 36px 1fr; gap: 12px; }
  .application-form { grid-template-columns: 1fr; }
  .application-form label, .application-form .form-wide { grid-column: 1; }
  .form-embed iframe { min-height: 920px; }
  .request-form-embed iframe { min-height: 820px; }
  .footer-inner { grid-template-columns: 1fr; }
  .mobile-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; display: grid; grid-template-columns: .8fr 1.2fr; min-height: 64px; background: white; box-shadow: 0 -10px 30px rgba(6,45,91,.13); }
  .mobile-cta a { display: grid; place-items: center; color: var(--blue-800); text-decoration: none; font-weight: 900; }
  .mobile-cta a:last-child { color: white; background: var(--blue-800); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}