:root {
  --ink: #10202b;
  --muted: #61707d;
  --line: #dfe7ed;
  --paper: #f4f8fa;
  --white: #fff;
  --green: #00614f;
  --green-2: #0a8a72;
  --gold: #c49a3d;
  --pale: #e8f3f2;
  --shadow: 0 22px 55px rgba(16, 32, 43, .13);
}
* { box-sizing: border-box; min-width: 0; }
html {
  font-size: 16px;
  transition: font-size 0.2s ease;
  scroll-behavior: smooth;
}

html.font-size-small { font-size: 14px; }
html.font-size-medium { font-size: 16px; }
html.font-size-large { font-size: 20px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Yu Gothic", "YuGothic", "Hiragino Kaku Gothic ProN", Meiryo, Arial, sans-serif;
  line-height: 1.75;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.site-header {
  position: sticky; top: 0; z-index: 50;
  display: grid; grid-template-columns: auto 1fr auto; align-items: center;
  gap: 22px; min-height: 74px; padding: 10px clamp(18px, 4vw, 58px);
  background: rgba(255,255,255,.95); border-bottom: 1px solid var(--line); backdrop-filter: blur(14px);
}
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-logo { width: 138px; height: auto; flex: 0 0 auto; }
.brand-mark { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 7px; color: #fff; background: var(--green); font-weight: 900; font-size: 1.25rem; }
.brand-copy strong, .brand-copy small { display: block; }
.brand-copy strong { font-size: 1.25rem; letter-spacing: 0; }
.brand-copy small { color: var(--muted); font-size: 0.625rem; letter-spacing: .08em; }
.nav { display: flex; justify-content: center; align-items: center; gap: 20px; }
.nav a { display: grid; gap: 0; padding: 10px 0; color: #253543; border-bottom: 2px solid transparent; font-weight: 800; font-size: 0.8125rem; text-align: center; }
.nav a small { color: var(--muted); font-size: 0.5625rem; letter-spacing: .08em; font-weight: 700; }
.nav a[aria-current="page"], .nav a:hover { color: var(--green); border-color: var(--gold); }
.header-cta, .button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 8px 22px; border-radius: 4px; font-weight: 900; border: 1px solid transparent; line-height: 1.2; }
.header-cta, .button.primary { color: #fff; background: var(--green); }
.button.secondary { color: var(--green); background: #fff; border-color: var(--line); }
.menu-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--line); background: #fff; border-radius: 4px; }
.menu-toggle span { display: block; width: 20px; height: 2px; margin: 5px auto; background: var(--green); }
.hero, .page-hero { padding: clamp(38px, 5vw, 66px) clamp(18px, 5vw, 72px); }
.hero-home {
  display: grid; grid-template-columns: minmax(0, .92fr) minmax(420px, 1.08fr); gap: clamp(34px, 5vw, 78px); align-items: center;
  min-height: 560px; background: linear-gradient(90deg, #fff 0%, #f5fafb 52%, #e4f2f1 100%);
}
.page-mark { display: inline-block; margin-bottom: 15px; color: var(--green); font-size: 0.75rem; font-weight: 900; letter-spacing: .13em; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 18px; max-width: 860px; font-size: clamp(2.125rem, 4.9vw, 3.625rem); line-height: 1.16; letter-spacing: 0; }
h2 { margin-bottom: 14px; font-size: clamp(1.6875rem, 3.5vw, 2.5rem); line-height: 1.25; letter-spacing: 0; }
h3 { margin-bottom: 10px; font-size: 1.25rem; line-height: 1.35; }
.hero-copy p, .page-hero p, .section-head p, .section-lead p { max-width: 720px; color: var(--muted); font-size: 1.0625rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hero-visual { margin: 0; position: relative; border-radius: 8px; overflow: hidden; box-shadow: var(--shadow); border: 1px solid rgba(255,255,255,.85); }
.hero-visual img { aspect-ratio: 16 / 10; width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.policy-bar { display: grid; grid-template-columns: 190px minmax(0,1fr); gap: 24px; margin: -18px clamp(18px, 5vw, 72px) 0; padding: 20px 26px; background: var(--green); color: #fff; border-radius: 8px; box-shadow: var(--shadow); }
.policy-bar p { margin: 0; color: rgba(255,255,255,.9); }
.section { padding: clamp(34px, 4.5vw, 58px) clamp(18px, 5vw, 72px); }
.section-head { max-width: 800px; margin-bottom: 20px; }
.intro-grid { display: grid; grid-template-columns: minmax(280px,.75fr) minmax(0,1.25fr); gap: clamp(30px, 5vw, 76px); }
.feature-row, .page-card-grid, .field-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.feature-row > article, .page-card-grid > a, .field-grid > article, .wide-card, .summary-panel, .guide-card, .compliance-list > article, .contact-card, .contact-form, .plain-list, .flow-grid > article, .timeline > li {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-top: 5px solid var(--green);
  border-radius: 8px;
  box-shadow: 0 14px 34px rgba(15, 45, 33, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-top-color 0.3s ease;
  overflow: visible;
}
.feature-row article { padding: 24px; }
.feature-row span, .wide-card span, .timeline span, .compliance-list span { color: var(--gold); font-weight: 900; letter-spacing: .08em; }
.service-preview { background: #fff; }
.page-card-grid { grid-template-columns: repeat(4, minmax(0,1fr)); }
.page-card-grid a { min-height: 150px; padding: 22px; transition: transform .2s ease, box-shadow .2s ease; }
.page-card-grid a:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.page-card-grid small { color: var(--green); font-weight: 900; letter-spacing: .08em; }
.cta-band { margin: 0 clamp(18px, 5vw, 72px) clamp(34px, 5vw, 54px); padding: clamp(24px, 3.4vw, 36px); display: flex; justify-content: space-between; gap: 24px; align-items: center; color: #fff; background: linear-gradient(135deg, #005443, #10202b); border-radius: 8px; }
.cta-band p { color: rgba(255,255,255,.82); max-width: 760px; }
.page-hero { background: linear-gradient(135deg, #fff 0%, #f6fbfb 62%, #e6f3f1 100%); }
.page-hero.compact { padding-top: clamp(40px, 5vw, 62px); padding-bottom: clamp(34px, 4vw, 50px); }
.service-hero-rich {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(420px, 1.18fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}
.service-hero-photo {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.service-hero-photo img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  object-position: center;
}
.service-kpis {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  width: 100%;
  max-width: 520px;
  margin-top: 20px;
}
.service-kpis div {
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 7px;
}
.service-kpis strong,
.service-kpis span {
  display: block;
}
.service-kpis strong {
  color: var(--green);
  font-size: 1.5rem;
  line-height: 1.1;
}
.service-kpis span {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 900;
}
.split-hero { display: grid; grid-template-columns: minmax(0,1fr) minmax(320px,470px); gap: clamp(28px, 5vw, 72px); align-items: center; }
.summary-panel { padding: 30px; border-top: 5px solid var(--green); }
.summary-panel strong { display: block; margin-bottom: 14px; font-size: 1.375rem; }
ul { margin: 0; padding-left: 1.1em; }
li + li { margin-top: 8px; }
.service-dashboard {
  display: grid;
  gap: 22px;
  padding-top: clamp(28px, 4vw, 44px);
}
.service-mini-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.service-mini-strip article {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 8px 12px;
  align-items: center;
  padding: 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 10px 26px rgba(16,32,43,.06);
}
.service-mini-strip p {
  grid-column: 2;
  margin: 0;
  color: var(--muted);
  font-size: 0.8125rem;
  line-height: 1.45;
}
.service-mini-strip strong {
  font-size: 1.0625rem;
}
.service-detail { display: grid; gap: 20px; }
.rich-cards {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.service-card-rich {
  display: grid;
  grid-template-rows: 180px minmax(0, 1fr);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 34px rgba(16,32,43,.08);
}
.service-card-photo {
  overflow: hidden;
  background: var(--pale);
}
.service-card-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.photo-left img { object-position: left center; }
.photo-center img { object-position: center center; }
.photo-right img { object-position: right center; }
.service-card-body {
  display: grid;
  grid-template-columns: auto 46px;
  gap: 8px 12px;
  padding: 22px;
}
.service-card-body h2,
.service-card-body p,
.service-card-body ul {
  grid-column: 1 / -1;
}
.service-number {
  color: var(--gold);
  font-weight: 900;
  letter-spacing: .08em;
}
.service-card-body h2 {
  margin-bottom: 4px;
  font-size: clamp(1.4375rem, 2.6vw, 1.9375rem);
}
.service-card-body p {
  margin-bottom: 6px;
  color: var(--muted);
}
.service-card-body ul {
  display: grid;
  gap: 5px;
  color: #263844;
  font-weight: 800;
}
.wide-card { padding: clamp(24px, 3vw, 34px); display: grid; grid-template-columns: 76px minmax(0, .9fr) minmax(260px, .75fr); gap: 24px; align-items: start; }
.wide-card h2 { font-size: clamp(1.625rem, 3.3vw, 2.375rem); }
.wide-card p { color: var(--muted); }
.job-fields, .compliance-list { background: #fff; }
.field-grid { grid-template-columns: repeat(4, minmax(0,1fr)); }
.field-grid article { min-height: 150px; padding: 22px; border-top: 5px solid var(--green); }
.field-grid.illustrated article {
  display: grid;
  gap: 10px;
  border-top: 0;
  border-left: 5px solid var(--green);
}
.field-grid.illustrated .icon-pill {
  margin-bottom: 2px;
}
.icon-pill {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--green);
  background: var(--pale);
  border: 1px solid rgba(0,97,79,.16);
  border-radius: 8px;
}
.icon-pill::before {
  content: "";
  width: 24px;
  height: 24px;
  background: currentColor;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
}
.people-icon::before { -webkit-mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M8 11a3 3 0 1 0 0-6 3 3 0 0 0 0 6Zm8 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6ZM3 20c0-3 2.2-5 5-5s5 2 5 5H3Zm8 0c.3-2 1.5-3.7 3.1-4.6.6-.3 1.2-.4 1.9-.4 2.8 0 5 2 5 5H11Z'/%3E%3C/svg%3E"); mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M8 11a3 3 0 1 0 0-6 3 3 0 0 0 0 6Zm8 0a3 3 0 1 0 0-6 3 3 0 0 0 0 6ZM3 20c0-3 2.2-5 5-5s5 2 5 5H3Zm8 0c.3-2 1.5-3.7 3.1-4.6.6-.3 1.2-.4 1.9-.4 2.8 0 5 2 5 5H11Z'/%3E%3C/svg%3E"); }
.card-icon::before { -webkit-mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M4 4h16v16H4V4Zm2 3v3h12V7H6Zm0 6v5h6v-5H6Zm8 1v2h4v-2h-4Zm0 3v1h4v-1h-4Z'/%3E%3C/svg%3E"); mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M4 4h16v16H4V4Zm2 3v3h12V7H6Zm0 6v5h6v-5H6Zm8 1v2h4v-2h-4Zm0 3v1h4v-1h-4Z'/%3E%3C/svg%3E"); }
.chat-icon::before { -webkit-mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M4 5h16v11H9l-5 4V5Zm4 4v2h8V9H8Zm0 4v1h6v-1H8Z'/%3E%3C/svg%3E"); mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M4 5h16v11H9l-5 4V5Zm4 4v2h8V9H8Zm0 4v1h6v-1H8Z'/%3E%3C/svg%3E"); }
.heart-icon::before { -webkit-mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M12 21 5.2 14.6C2 11.6 3.1 6 7.6 6c1.7 0 3.2.9 4.4 2.3C13.2 6.9 14.7 6 16.4 6c4.5 0 5.6 5.6 2.4 8.6L12 21Z'/%3E%3C/svg%3E"); mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M12 21 5.2 14.6C2 11.6 3.1 6 7.6 6c1.7 0 3.2.9 4.4 2.3C13.2 6.9 14.7 6 16.4 6c4.5 0 5.6 5.6 2.4 8.6L12 21Z'/%3E%3C/svg%3E"); }
.factory-icon::before { -webkit-mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M3 21V9l6 4V9l6 4V5h5v16H3Zm3-5v2h2v-2H6Zm5 0v2h2v-2h-2Zm5 0v2h2v-2h-2Z'/%3E%3C/svg%3E"); mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M3 21V9l6 4V9l6 4V5h5v16H3Zm3-5v2h2v-2H6Zm5 0v2h2v-2h-2Zm5 0v2h2v-2h-2Z'/%3E%3C/svg%3E"); }
.box-icon::before { -webkit-mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='m12 2 8 4v12l-8 4-8-4V6l8-4Zm0 2.4L7 7l5 2.5L17 7l-5-2.6ZM6 9v7.8l5 2.5v-7.8L6 9Zm12 0-5 2.5v7.8l5-2.5V9Z'/%3E%3C/svg%3E"); mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='m12 2 8 4v12l-8 4-8-4V6l8-4Zm0 2.4L7 7l5 2.5L17 7l-5-2.6ZM6 9v7.8l5 2.5v-7.8L6 9Zm12 0-5 2.5v7.8l5-2.5V9Z'/%3E%3C/svg%3E"); }
.clean-icon::before { -webkit-mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 2h2l1 5 5 1v2l-5 1-1 5h-2l-1-5-5-1V8l5-1 1-5Zm7 12h1l.6 3 2.4.5v1l-2.4.5-.6 3h-1l-.6-3-2.4-.5v-1l2.4-.5.6-3Z'/%3E%3C/svg%3E"); mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 2h2l1 5 5 1v2l-5 1-1 5h-2l-1-5-5-1V8l5-1 1-5Zm7 12h1l.6 3 2.4.5v1l-2.4.5-.6 3h-1l-.6-3-2.4-.5v-1l2.4-.5.6-3Z'/%3E%3C/svg%3E"); }
.document-icon::before { -webkit-mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M6 2h9l5 5v15H6V2Zm8 1.8V8h4.2L14 3.8ZM9 11v2h8v-2H9Zm0 4v2h8v-2H9Z'/%3E%3C/svg%3E"); mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M6 2h9l5 5v15H6V2Zm8 1.8V8h4.2L14 3.8ZM9 11v2h8v-2H9Zm0 4v2h8v-2H9Z'/%3E%3C/svg%3E"); }
.timeline { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 0; padding: 24px 0 0; margin: 0; list-style: none; border-top: 2px solid var(--green); }
.timeline li { padding: 0 24px 12px 0; border-top: 0; }
.timeline li + li { padding-left: 24px; }
.timeline p, .field-grid p, .feature-row p, .page-card-grid p, .compliance-list p { color: var(--muted); margin-bottom: 0; }
.two-col, .worker-guide, .contact-layout, .company-profile { display: grid; grid-template-columns: minmax(0,.9fr) minmax(320px,1.1fr); gap: clamp(28px, 5vw, 72px); align-items: start; }
.plain-list, .guide-card { padding: 26px; }
.guide-card.green { color: #fff; background: var(--green); border-color: var(--green); }
.guide-card.green p { color: rgba(255,255,255,.9); }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 18px 22px; }
.faq details + details { margin-top: 12px; }
.faq summary { cursor: pointer; font-weight: 900; }
.faq p { color: var(--muted); margin: 12px 0 0; }
.compliance-list { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 18px; }
.compliance-list article { padding: 26px; }
.profile-message { max-width: 620px; }
.profile-table { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.profile-table div, .contact-card dl div { display: grid; grid-template-columns: 120px minmax(0,1fr); gap: 14px; padding: 17px 20px; border-top: 1px solid var(--line); }
.profile-table div:first-child, .contact-card dl div:first-child { border-top: 0; }
dt { color: var(--muted); font-size: 0.8125rem; font-weight: 900; }
dd { margin: 0; font-weight: 800; overflow-wrap: anywhere; }
.contact-hero { padding-bottom: 46px; }
.contact-layout { align-items: stretch; }
.contact-card.large, .contact-form { padding: clamp(24px, 3vw, 34px); }
.phone { display: block; margin: 12px 0 18px; color: var(--green); font-size: clamp(2.125rem, 5vw, 3.25rem); font-weight: 900; line-height: 1.05; }
.contact-form { display: grid; gap: 15px; }
.contact-form label { display: grid; gap: 7px; font-weight: 900; }
input, select, textarea { width: 100%; border: 1px solid var(--line); border-radius: 4px; padding: 13px 14px; font: inherit; background: #fff; }
textarea { resize: vertical; }
.contact-form .button { border: 0; cursor: pointer; font: inherit; }
.form-note { margin: 0; color: var(--muted); font-size: 0.8125rem; }
.service-flow-band {
  background: linear-gradient(135deg, var(--pale), #fff);
}
.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.flow-grid article {
  padding: 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 10px 26px rgba(16,32,43,.06);
}
.flow-grid strong {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 12px;
  color: #fff;
  background: var(--green);
  border-radius: 50%;
}
.flow-grid p {
  margin: 0;
  color: var(--muted);
}
.service-cta {
  margin-top: 0;
}
.cta-band .page-mark {
  color: var(--gold);
}
.footer { display: grid; grid-template-columns: minmax(260px,1fr) auto minmax(260px,.6fr); gap: 28px; padding: 32px clamp(18px,5vw,72px); color: rgba(255,255,255,.84); background: #101820; }
.footer-brand { color: #fff; font-size: 1.375rem; font-weight: 900; }
.footer p { margin: 8px 0 0; }
.footer-links { display: grid; grid-template-columns: repeat(2, auto); gap: 8px 18px; }
address { font-style: normal; }
@media (max-width: 1120px) {
  .site-header { grid-template-columns: auto auto; }
  .header-cta { display: none; }
  .menu-toggle { display: block; justify-self: end; }
  .nav { grid-column: 1 / -1; display: none; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 0; padding-top: 10px; border-top: 1px solid var(--line); }
  .nav.is-open { display: grid; }
  .hero-home, .intro-grid, .split-hero, .two-col, .worker-guide, .contact-layout, .company-profile { grid-template-columns: 1fr; }
  .service-hero-rich { grid-template-columns: 1fr; }
  .hero-home { min-height: auto; }
  .page-card-grid, .field-grid, .timeline, .compliance-list, .service-mini-strip, .rich-cards, .flow-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .wide-card { grid-template-columns: 70px 1fr; }
  .wide-card ul { grid-column: 2; }
  .footer { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .site-header { min-height: 68px; padding: 10px 16px; }
  .brand-copy small { display: none; }
  .brand-copy strong { font-size: 1rem; }
  .brand-logo { width: 116px; }
  .brand-mark { width: 38px; height: 38px; }
  .hero, .page-hero { padding: 40px 16px; }
  h1 { max-width: 340px; font-size: 2rem; line-height: 1.22; overflow-wrap: anywhere; }
  h2 { font-size: 1.75rem; overflow-wrap: anywhere; }
  .hero-copy p, .page-hero p, .section-head p { max-width: 340px; font-size: 0.9375rem; overflow-wrap: anywhere; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .hero-visual img { aspect-ratio: 4 / 3; }
  .policy-bar { grid-template-columns: 1fr; margin: 0; border-radius: 0; padding: 26px 16px; }
  .section { padding: 42px 16px; }
  .feature-row, .page-card-grid, .field-grid, .timeline, .compliance-list, .service-mini-strip, .rich-cards, .flow-grid { grid-template-columns: 1fr; }
  .service-hero-photo img { aspect-ratio: 4 / 3; }
  .service-kpis { gap: 8px; max-width: 100%; }
  .service-kpis div { padding: 11px 10px; }
  .service-kpis strong { font-size: 1.25rem; }
  .service-kpis span { font-size: 0.6875rem; }
  .service-card-rich { grid-template-rows: 170px minmax(0, 1fr); }
  .service-card-body { padding: 20px; }
  .cta-band { display: grid; margin: 0 16px 42px; padding: 24px 18px; }
  .wide-card { grid-template-columns: 1fr; padding: 24px; }
  .wide-card ul { grid-column: auto; }
  .timeline { padding-top: 18px; }
  .timeline li, .timeline li + li { padding-left: 0; padding-right: 0; }
  .timeline li + li { padding-top: 18px; border-top: 1px solid var(--line); }
  .profile-table div, .contact-card dl div { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr; }
}


.nav-external {
  padding-inline: 10px;
  color: var(--green);
  background: var(--pale);
  border-radius: 4px;
}

.site-switch {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 11px 20px;
  color: #fff;
  background: linear-gradient(90deg, #00614f, #101820);
  font-size: 0.875rem;
  font-weight: 700;
}

.site-switch strong {
  font-size: 1rem;
}

.site-switch a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 14px;
  color: var(--green);
  background: #fff;
  border-radius: 999px;
  font-weight: 900;
}

@media (max-width: 680px) {
  .site-switch {
    flex-wrap: wrap;
    justify-content: flex-start;
    padding: 12px 16px;
  }
  .site-switch a { width: 100%; justify-content: center; }
}

/* プレミアムリッチカード共通ホバー・透かしデザイン */
.feature-row > article:hover,
.field-grid > article:hover,
.flow-grid > article:hover,
.compliance-list > article:hover,
.timeline > li:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 42px rgba(15, 45, 33, 0.11);
  border-top-color: var(--gold);
}

.card-watermark {
  position: absolute;
  bottom: 20px;
  right: 20px;
  font-size: 5.5rem;
  font-weight: 900;
  color: rgba(11, 99, 63, 0.035);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  z-index: 0;
  font-family: 'Outfit', 'Helvetica Neue', Arial, sans-serif;
  transition: color 0.3s ease;
}

.feature-row > article:hover .card-watermark,
.field-grid > article:hover .card-watermark,
.flow-grid > article:hover .card-watermark,
.compliance-list > article:hover .card-watermark,
.timeline > li:hover .card-watermark {
  color: rgba(212, 160, 23, 0.08);
}

/* タイムラインカード化レイアウト上書き */
.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  padding: 24px 0 0;
  margin: 0;
  list-style: none;
  border-top: none;
}

.timeline li {
  padding: 24px;
  border-top: 5px solid var(--green);
  border-radius: 8px;
}

.timeline li + li {
  padding-left: 24px;
}

@media (max-width: 680px) {
  .timeline {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .timeline li + li {
    border-top: 5px solid var(--green);
    padding-top: 24px;
    padding-left: 24px;
  }
}

/* 番号なしの対応分野カード：元のフラットスタイルに戻す */
.field-grid > article {
  position: relative;
  min-height: 150px;
  padding: 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-top: 5px solid var(--green);
  border-radius: 8px;
  box-shadow: 0 12px 34px rgba(16, 32, 43, 0.06);
  transform: none !important;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  overflow: hidden;
}

.field-grid > article:hover {
  transform: none !important;
  border-color: rgba(11, 99, 63, 0.38);
  box-shadow: 0 16px 38px rgba(15, 45, 33, 0.08);
}

.nav-external {
  display: inline-flex !important;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 4px 16px !important;
  color: var(--green) !important;
  background: #fff !important;
  border: 1.5px solid var(--green) !important;
  border-radius: 6px !important;
  transition: all 0.2s ease !important;
  margin-left: 12px;
  border-bottom: 1.5px solid var(--green) !important;
  text-decoration: none !important;
}

.nav-external span {
  font-size: 0.8125rem!important;
  font-weight: 800 !important;
  line-height: 1.2 !important;
}

.nav-external small {
  color: var(--muted) !important;
  font-size: 0.5625rem!important;
  font-weight: 700 !important;
  letter-spacing: .08em !important;
  line-height: 1 !important;
  margin-top: 2px !important;
  transition: color 0.2s ease !important;
}

.nav-external:hover {
  background: var(--green) !important;
  color: #fff !important;
  border-color: var(--green) !important;
}

.nav-external:hover span {
  color: #fff !important;
}

.nav-external:hover small {
  color: rgba(255, 255, 255, 0.8) !important;
}

@media (max-width: 1120px) {
  .nav-external {
    margin-left: 0 !important;
    margin-top: 6px !important;
  }
}

/* --- font-size-control スタイル (カプセル型) --- */
.font-size-control {
  display: inline-flex;
  align-items: center;
  gap: 0; /* 隙間なし */
  background: #faf8f5; /* 非常に薄いベージュ */
  padding: 0;
  border-radius: 30px; /* カプセル型 */
  border: 1px solid #e2ded5;
  overflow: hidden;
  margin-left: 12px;
}

.font-size-btn {
  border: none;
  background: transparent;
  color: #767064; /* 少し落ち着いたカラー */
  padding: 6px 14px;
  cursor: pointer;
  font-size: 0.8125rem; /* 13px */
  font-weight: 500;
  line-height: 1;
  transition: all 0.15s ease;
}

/* ボタン間に縦の区切り線を引く */
.font-size-btn:not(:first-child) {
  border-left: 1px solid #e2ded5;
  border-radius: 0;
}

.font-size-btn:hover {
  background: rgba(0, 0, 0, 0.03);
  color: #2c2924;
}

/* アクティブなボタンのスタイル */
.font-size-btn.is-active {
  font-weight: 800; /* 太字 */
  color: #1a1815;   /* 濃い黒 */
  background: rgba(0, 0, 0, 0.05); /* 微妙に背景を濃くする */
}

/* モバイル対応の調整 */
@media (max-width: 900px) {
  .font-size-control {
    margin-right: 12px;
  }
}

/* 追加: 配置の調整 */
.site-nav {
  margin-left: auto;
}

@media (max-width: 900px) {
  .site-nav {
    margin-left: 0;
  }
  .font-size-control {
    margin-left: auto;
  }
}