:root {
  --ink: #13231d;
  --muted: #53645d;
  --line: #dbe2dd;
  --paper: #f7f8f5;
  --white: #ffffff;
  --green: #126b49;
  --yellow: #f0d51d;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--white); font-family: Arial, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif; line-height: 1.6; }
a { color: inherit; }
.topline { padding: 7px 24px; background: var(--ink); color: var(--white); font-size: 13px; text-align: center; }
.site-header { min-height: 78px; display: flex; align-items: center; gap: 36px; padding: 0 5.5%; border-bottom: 1px solid var(--line); background: var(--white); }
.brand { font-weight: 800; font-size: 20px; letter-spacing: .06em; text-decoration: none; white-space: nowrap; }
.brand-japanese { letter-spacing: 0; font-size: 18px; }
.brand span { color: var(--green); font-weight: 700; }
nav { display: flex; gap: 26px; margin-left: auto; }
nav a { color: var(--muted); font-size: 14px; text-decoration: none; }
nav a:hover, .product-card a:hover { color: var(--green); }
.header-call { color: var(--green); font-weight: 700; text-decoration: none; white-space: nowrap; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(420px, .95fr); min-height: 510px; background: var(--paper); }
.hero-copy { align-self: center; max-width: 690px; padding: 76px 10% 76px 12%; }
.eyebrow { margin: 0 0 11px; color: var(--green); font-size: 12px; font-weight: 800; letter-spacing: .12em; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 22px; font-size: 44px; line-height: 1.28; letter-spacing: 0; }
h2 { margin-bottom: 14px; font-size: 31px; line-height: 1.35; letter-spacing: 0; }
h3 { font-size: 20px; line-height: 1.35; letter-spacing: 0; }
.hero-lead { max-width: 600px; color: var(--muted); font-size: 16px; }
.hero-media { min-height: 380px; overflow: hidden; background: #d7dad8; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.trust-hero { display: grid; grid-template-columns: minmax(0, .85fr) minmax(420px, 1.15fr); gap: 56px; align-items: center; padding: 78px max(6%, 24px); background: #eef4f0; border-bottom: 1px solid var(--line); }
.trust-intro { max-width: 620px; }
.trust-intro h2 { margin-bottom: 16px; }
.trust-intro > p:not(.eyebrow) { color: var(--muted); font-size: 16px; }
.trust-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.trust-stat { min-height: 220px; padding: 28px 24px; background: var(--white); border-left: 5px solid var(--green); }
.trust-stat strong, .trust-stat span, .trust-stat small { display: block; }
.trust-stat strong { color: var(--ink); font-family: Georgia, serif; font-size: clamp(42px, 5vw, 72px); line-height: 1; }
.trust-stat span { margin-top: 16px; color: var(--green); font-size: 18px; font-weight: 800; }
.trust-stat small { margin-top: 8px; color: var(--muted); font-size: 13px; }
.capabilities { background: var(--white); }
.capability-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.capability-list article { padding-top: 18px; border-top: 2px solid var(--green); }
.capability-list strong { font-size: 18px; }
.capability-list p { margin-top: 10px; color: var(--muted); font-size: 14px; }
.trust-cta { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding: 58px max(6%, 24px); background: var(--paper); border-top: 1px solid var(--line); }
.trust-cta > div:first-child { max-width: 760px; }
.trust-cta h2 { margin-bottom: 10px; }
.trust-cta p:not(.eyebrow) { color: var(--muted); }
.trust-actions { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.trust-phone { color: var(--green); font-size: 23px; font-weight: 800; text-decoration: none; white-space: nowrap; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 10px 22px; border: 1px solid transparent; border-radius: 4px; font-weight: 700; text-decoration: none; cursor: pointer; }
.button-primary { background: var(--green); color: var(--white); }
.button-primary:hover { background: #0d573a; }
.button-secondary { border-color: var(--ink); color: var(--ink); }
.button-secondary:hover { background: var(--white); }
.assurance { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--line); }
.assurance div { min-height: 108px; padding: 25px 20px; border-right: 1px solid var(--line); text-align: center; }
.assurance div:last-child { border-right: 0; }
.assurance strong, .assurance span { display: block; }
.assurance strong { color: var(--green); font-size: 18px; }
.assurance span { color: var(--muted); font-size: 13px; }
.section { padding: 82px max(6%, 24px); }
.section-heading { max-width: 720px; margin-bottom: 36px; }
.section-heading > p:last-child { color: var(--muted); }
.products { background: var(--white); }
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.product-card { display: grid; grid-template-rows: 214px auto; overflow: hidden; border: 1px solid var(--line); border-radius: 5px; background: var(--white); }
.product-card > img { width: 100%; height: 214px; object-fit: cover; background: #f3f4f2; }
.product-card:nth-child(1) > img, .product-card:nth-child(3) > img { object-fit: contain; background: #f3f4f2; }
.product-card:nth-child(3) > img { object-position: center 40%; }
.product-card:nth-child(4) > img { object-position: center; }
.card-content { padding: 21px; }
.card-content h3 { margin-bottom: 10px; }
.card-content p:not(.product-type) { min-height: 78px; color: var(--muted); font-size: 14px; }
.product-type { margin-bottom: 7px; color: var(--green); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
ul { min-height: 54px; margin: 0 0 20px; padding-left: 18px; color: var(--muted); font-size: 13px; }
.product-card a { color: var(--green); font-size: 14px; font-weight: 700; text-decoration: none; }
.reasons { background: var(--paper); }
.reason-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 42px; }
.reason-grid span { color: var(--green); font-size: 14px; font-weight: 800; }
.reason-grid h3 { margin: 7px 0 10px; }
.reason-grid p { color: var(--muted); font-size: 14px; }
.partner { display: flex; align-items: center; justify-content: space-between; gap: 36px; padding: 66px max(6%, 24px); background: var(--ink); color: var(--white); }
.partner > div { max-width: 760px; }
.partner .eyebrow { color: var(--yellow); }
.partner h2 { margin-bottom: 12px; }
.partner p:not(.eyebrow) { color: #d6dfda; }
.partner .button { flex: 0 0 auto; background: var(--yellow); color: var(--ink); }
.contact { display: grid; grid-template-columns: minmax(280px, .85fr) minmax(350px, 1fr); gap: 86px; }
.contact-details > p:not(.eyebrow) { color: var(--muted); }
.phone { display: inline-block; margin: 12px 0 20px; color: var(--green); font-size: 30px; font-weight: 800; text-decoration: none; }
.company { font-size: 14px; }
.contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form label { display: grid; gap: 6px; color: var(--muted); font-size: 13px; }
.contact-form label:nth-of-type(5), .contact-form label:nth-of-type(6), .contact-form button, .form-status, .form-note { grid-column: 1 / -1; }
input, select, textarea { width: 100%; padding: 11px 12px; border: 1px solid #c9d2cc; border-radius: 3px; color: var(--ink); background: var(--white); font: inherit; }
textarea { resize: vertical; }
.contact-form button { justify-self: start; }
.form-trap { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin: 0; padding: 12px 14px; border-left: 4px solid #b42318; background: #fff1f0; color: #7a271a; font-size: 14px; }
.form-note { margin: -4px 0 0; color: var(--muted); font-size: 12px; }
.thank-you-page { min-height: 100vh; display: flex; flex-direction: column; background: var(--paper); }
.thank-you-header { justify-content: space-between; }
.thank-you-main { flex: 1; display: grid; place-items: center; width: 100%; padding: 72px 24px; }
.thank-you-panel { width: min(760px, 100%); padding: 64px; border-top: 5px solid var(--green); background: var(--white); text-align: center; box-shadow: 0 12px 36px rgba(19, 35, 29, .08); }
.success-mark { display: grid; place-items: center; width: 58px; height: 58px; margin: 0 auto 22px; border-radius: 50%; background: var(--green); color: var(--white); font-size: 30px; font-weight: 800; }
.thank-you-panel h1 { margin-bottom: 18px; font-size: 38px; }
.thank-you-lead { max-width: 590px; margin: 0 auto 30px; color: var(--muted); font-size: 17px; }
.response-note { display: grid; gap: 3px; max-width: 430px; margin: 0 auto 32px; padding: 20px; background: var(--paper); }
.response-note strong { font-size: 14px; }
.response-note a { color: var(--green); font-size: 28px; font-weight: 800; text-decoration: none; }
.response-note span { color: var(--muted); font-size: 13px; }
.thank-you-actions { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
footer { display: flex; justify-content: space-between; gap: 16px; padding: 23px 6%; color: #aebbb4; background: #0d1813; font-size: 12px; }

@media (max-width: 1000px) {
  .product-grid, .reason-grid { grid-template-columns: repeat(2, 1fr); }
  .hero { grid-template-columns: 1fr 1fr; }
  .hero-copy { padding-left: 8%; }
}

@media (max-width: 720px) {
  .topline { padding-inline: 12px; font-size: 11px; }
  .site-header { min-height: auto; flex-wrap: wrap; gap: 13px; padding: 16px 20px; }
  .brand-japanese { font-size: 16px; }
  nav { order: 3; width: 100%; justify-content: space-between; gap: 8px; }
  nav a { font-size: 12px; }
  .header-call { margin-left: auto; font-size: 14px; }
  .hero, .contact { grid-template-columns: 1fr; }
  .trust-hero { grid-template-columns: 1fr; gap: 30px; }
  .trust-stats, .capability-list { grid-template-columns: 1fr; }
  .trust-cta { display: block; }
  .trust-actions { margin-top: 20px; }
  .hero-copy { padding: 56px 24px 40px; }
  h1 { font-size: 33px; }
  h2 { font-size: 27px; }
  .hero-media { min-height: 270px; }
  .assurance { grid-template-columns: repeat(2, 1fr); }
  .assurance div:nth-child(2) { border-right: 0; }
  .assurance div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .section { padding: 56px 24px; }
  .product-grid, .reason-grid { grid-template-columns: 1fr; }
  .partner { display: block; padding: 52px 24px; }
  .partner .button { margin-top: 12px; }
  .contact { gap: 38px; }
  .contact-form { grid-template-columns: 1fr; }
  .contact-form label { grid-column: 1 / -1; }
  .thank-you-main { padding: 42px 18px; }
  .thank-you-panel { padding: 42px 22px; }
  .thank-you-panel h1 { font-size: 29px; }
  .thank-you-lead { font-size: 15px; }
  footer { flex-direction: column; }
}