:root {
  --base: #1f2a2a;
  --base-2: #33413f;
  --accent: #b89155;
  --accent-dark: #8c6d3d;
  --green: #597766;
  --paper: #faf8f2;
  --muted: #f2efe7;
  --muted-soft: #f7f4ed;
  --white: #ffffff;
  --line: rgba(31, 42, 42, 0.14);
  --shadow: 0 24px 60px rgba(31, 42, 42, 0.13);
  --font: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Yu Gothic UI", Meiryo, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--base);
  font-family: var(--font);
  line-height: 1.8;
  background: var(--paper);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; }
h1, h2, h3, p { margin-top: 0; }

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}
.narrow { width: min(900px, calc(100% - 40px)); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 248, 242, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}
.header-inner {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand, .footer-brand {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: 0.06em;
}
.brand-mark { font-size: 27px; color: var(--base); }
.brand-sub { margin-top: 4px; font-size: 10px; color: var(--accent-dark); letter-spacing: 0.18em; text-transform: uppercase; }
.global-nav { display: flex; align-items: center; gap: 24px; font-size: 14px; font-weight: 700; }
.global-nav a { position: relative; padding: 6px 0; }
.global-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width .2s ease;
}
.global-nav a:hover::after,
.global-nav a[aria-current="page"]::after { width: 100%; }
.nav-toggle { display: none; }

.hero {
  position: relative;
  min-height: 680px;
  display: grid;
  align-items: center;
  overflow: hidden;
  background:
    radial-gradient(circle at 85% 16%, rgba(184, 145, 85, 0.2), transparent 32%),
    linear-gradient(135deg, #fbf9f3 0%, #ece8dd 52%, #dfe7df 100%);
}
.hero-bg {
  position: absolute;
  inset: 0;
  opacity: .92;
  background:
    linear-gradient(110deg, rgba(31, 42, 42, .9) 0%, rgba(31, 42, 42, .62) 42%, rgba(31, 42, 42, .16) 68%, rgba(31, 42, 42, 0) 100%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='1500' height='900' viewBox='0 0 1500 900'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='0' y1='0' x2='1' y2='1'%3E%3Cstop stop-color='%23d8c49e'/%3E%3Cstop offset='.45' stop-color='%23edf1e8'/%3E%3Cstop offset='1' stop-color='%23b7c8bb'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect width='1500' height='900' fill='url(%23g)'/%3E%3Ccircle cx='1280' cy='270' r='210' fill='%23f6f1e5' opacity='.55'/%3E%3Ccircle cx='1400' cy='410' r='285' fill='%236e8b76' opacity='.18'/%3E%3Ccircle cx='1308' cy='518' r='150' fill='%23ffffff' opacity='.16'/%3E%3Cpath d='M1240 240 C1305 196, 1370 216, 1410 274 C1338 280, 1285 278, 1240 240Z' fill='%23597766' opacity='.36'/%3E%3Cpath d='M1370 192 C1458 176, 1518 222, 1530 306 C1452 278, 1410 252, 1370 192Z' fill='%23597766' opacity='.28'/%3E%3C/svg%3E") center/cover no-repeat;
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 56px;
  align-items: center;
  padding: 86px 0;
}
.hero-copy { color: var(--white); max-width: 760px; }
.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .2em;
  text-transform: uppercase;
}
.hero h1 {
  margin-bottom: 24px;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.14;
  letter-spacing: .04em;
}
.lead { max-width: 700px; font-size: 17px; }
.hero-actions, .cta-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin-top: 32px; }
.cta-actions { justify-content: center; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 24px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .06em;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn.primary { background: var(--accent); color: var(--white); }
.btn.primary:hover { background: var(--accent-dark); }
.btn.ghost { border-color: rgba(255,255,255,.65); color: var(--white); }
.btn.white { background: var(--white); color: var(--base); }
.btn.full { width: 100%; border: none; cursor: pointer; }
.text-link { display: inline-flex; margin-top: 12px; color: var(--accent-dark); font-weight: 900; text-decoration: underline; text-underline-offset: 5px; }
.notice-mini { margin: 22px 0 0; font-size: 12px; color: rgba(255,255,255,.82); }
.hero-card {
  position: relative;
  z-index: 2;
  background: rgba(250, 248, 242, .98);
  padding: 34px;
  border: 1px solid rgba(31, 42, 42, .08);
  box-shadow: var(--shadow);
}
.hero-card h2 { margin-bottom: 18px; font-size: 22px; }
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}
.tag-list li {
  padding: 8px 12px;
  background: var(--muted);
  border: 1px solid var(--line);
  font-size: 13px;
  font-weight: 700;
}

.section { padding: 88px 0; }
.section.muted { background: var(--muted); }
.section.muted-soft { background: var(--muted-soft); }
.section-heading { max-width: 720px; margin: 0 auto 42px; text-align: center; }
.section-heading.left { margin: 0; text-align: left; }
.section-heading.compact { margin-bottom: 28px; }
.section-heading h2, .page-hero h1 { font-size: clamp(30px, 4vw, 44px); line-height: 1.3; margin-bottom: 14px; }
.cards { display: grid; gap: 24px; }
.two-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.service-card {
  position: relative;
  padding: 36px;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: 0 16px 40px rgba(31,42,42,.06);
}
.main-service { border-top: 5px solid var(--accent); }
.sub-service { border-top: 5px solid var(--green); }
.service-number {
  color: rgba(31,42,42,.18);
  font-size: 42px;
  line-height: 1;
  font-weight: 900;
  letter-spacing: .05em;
}
.service-card h3 { margin: 12px 0 16px; font-size: 24px; }
.status-box {
  margin-top: 24px;
  padding: 18px;
  background: #fbf6ea;
  border-left: 4px solid var(--accent);
}
.status-box.wide { margin-top: 28px; }
.status-box strong { display: block; margin-bottom: 4px; }
.status-box span { font-size: 14px; }

.item-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.item-card {
  min-height: 120px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: var(--white);
  border: 1px solid var(--line);
}
.item-card span { color: var(--accent-dark); font-size: 11px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
.item-card strong { font-size: 20px; }

.value-grid, .process-grid, .green-layout, .business-intro-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 52px;
  align-items: start;
}
.business-intro-grid { grid-template-columns: 1fr 360px; }
.mini-cards, .process-cards {
  display: grid;
  gap: 16px;
}
.mini-cards article, .process-cards article, .business-summary-card, .detail-item-grid article {
  background: var(--white);
  border: 1px solid var(--line);
  padding: 26px;
  box-shadow: 0 14px 34px rgba(31,42,42,.05);
}
.mini-cards article h3, .process-cards article h3, .detail-item-grid article h3 { margin-bottom: 8px; font-size: 20px; }
.mini-cards article p, .process-cards article p, .detail-item-grid article p { margin-bottom: 0; }
.business-summary-card h3 { font-size: 22px; margin-bottom: 14px; }
.business-summary-card ul, .feature-list { margin: 0; padding-left: 1.2em; }
.business-summary-card li, .feature-list li { margin-bottom: 8px; }
.detail-item-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.detail-item-grid article span {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  background: var(--base);
  color: var(--white);
  font-weight: 900;
}
.green-layout { align-items: center; }
.green-panel {
  position: relative;
  min-height: 300px;
  background: linear-gradient(135deg, #f5efe2, #dfe9df);
  border: 1px solid var(--line);
  overflow: hidden;
}
.green-panel .leaf {
  position: absolute;
  border-radius: 100% 0 100% 0;
  background: rgba(89, 119, 102, .42);
  transform: rotate(-28deg);
}
.green-panel .leaf.large { width: 170px; height: 100px; left: 80px; top: 80px; }
.green-panel .leaf.small { width: 120px; height: 70px; right: 70px; top: 116px; transform: rotate(28deg); }
.green-panel .pot {
  position: absolute;
  left: 50%;
  bottom: 48px;
  width: 150px;
  height: 80px;
  transform: translateX(-50%);
  background: rgba(184, 145, 85, .7);
  clip-path: polygon(12% 0, 88% 0, 76% 100%, 24% 100%);
}

.flow-layout { display: grid; grid-template-columns: 360px 1fr; gap: 52px; align-items: start; }
.flow-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 16px; }
.flow-list li {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 22px;
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
}
.flow-list li > span {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  background: var(--base);
  color: var(--white);
  font-weight: 900;
}
.flow-list strong { font-size: 18px; }
.flow-list p { margin-bottom: 0; }

.company-strip {
  background: linear-gradient(135deg, var(--base), var(--base-2));
  color: var(--white);
}
.strip-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.strip-inner p:not(.eyebrow) { max-width: 720px; margin-bottom: 0; color: rgba(255,255,255,.82); }
.contact-cta { padding-top: 70px; }
.cta-box, .contact-plain {
  padding: 46px;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  text-align: center;
}
.tel-link { font-size: 22px; font-weight: 900; color: var(--base); }

.page-hero {
  padding: 92px 0 68px;
  background: linear-gradient(135deg, #f7f3e9, #e7eee6);
  border-bottom: 1px solid var(--line);
}
.page-hero p { max-width: 760px; }
.business-hero {
  background:
    radial-gradient(circle at 82% 20%, rgba(184,145,85,.2), transparent 28%),
    linear-gradient(135deg, #f7f3e9, #e3ebe4);
}
.company-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border: 1px solid var(--line);
}
.company-table th,
.company-table td {
  padding: 22px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  text-align: left;
}
.company-table th {
  width: 190px;
  background: #f7f3e9;
  font-weight: 900;
}
.company-table tr:last-child th,
.company-table tr:last-child td { border-bottom: none; }
.plain-list { margin: 0; padding-left: 1.2em; }
.info-panel {
  margin-top: 30px;
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line);
}
.info-panel h2, .info-panel h3 { margin-bottom: 10px; }
.info-panel p { margin-bottom: 0; }

.contact-grid { display: grid; grid-template-columns: 360px 1fr; gap: 42px; align-items: start; }
.contact-info, .contact-form {
  padding: 32px;
  background: var(--white);
  border: 1px solid var(--line);
}
.big-tel { margin-bottom: 4px; font-size: 30px; font-weight: 900; line-height: 1.2; }
.small-note, .form-note { color: #6e7674; font-size: 13px; }
.compact-panel { padding: 22px; box-shadow: none; background: #fbf6ea; }
.form-row { margin-bottom: 20px; }
.form-row label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  font-weight: 900;
}
.form-row label span {
  padding: 2px 7px;
  background: var(--accent);
  color: var(--white);
  font-size: 11px;
}
input, textarea, select {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid rgba(31,42,42,.25);
  background: #fff;
  color: var(--base);
  font: inherit;
}
textarea { resize: vertical; }
input:focus, textarea:focus, select:focus {
  outline: 2px solid rgba(184,145,85,.35);
  border-color: var(--accent);
}
.privacy-check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 6px 0 22px;
  font-size: 14px;
}
.privacy-check input { width: auto; }
.privacy-check a { color: var(--accent-dark); text-decoration: underline; }
.form-footnote { margin-top: 14px; margin-bottom: 0; }
.policy-content {
  padding: 36px;
  background: var(--white);
  border: 1px solid var(--line);
}
.policy-content h2 { margin: 34px 0 10px; font-size: 22px; }
.policy-content h2:first-child { margin-top: 0; }
.effective-date { margin-top: 38px; text-align: right; }

.site-footer {
  padding: 42px 0 20px;
  background: var(--base);
  color: rgba(255,255,255,.78);
}
.footer-inner { display: flex; justify-content: space-between; gap: 30px; }
.footer-brand { margin-bottom: 10px; color: var(--white); font-size: 22px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; font-size: 13px; }
.copyright { margin: 26px 0 0; text-align: center; color: rgba(255,255,255,.5); font-size: 12px; }



/* Rich hero visual layout */
.hero {
  min-height: 740px;
  background:
    radial-gradient(circle at 82% 18%, rgba(184, 145, 85, .24), transparent 30%),
    radial-gradient(circle at 92% 74%, rgba(89, 119, 102, .22), transparent 34%),
    linear-gradient(135deg, #f7f1e5 0%, #e9e2d3 52%, #dbe7dd 100%);
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 160px;
  background: linear-gradient(0deg, rgba(31,42,42,.18), transparent);
  pointer-events: none;
}
.hero-bg {
  opacity: .96;
  background:
    linear-gradient(108deg, rgba(31, 42, 42, .94) 0%, rgba(31, 42, 42, .72) 42%, rgba(31, 42, 42, .18) 70%, rgba(31, 42, 42, 0) 100%),
    url("../assets/hero-bg.svg") center/cover no-repeat;
}
.hero-grid {
  grid-template-columns: minmax(0, .92fr) minmax(430px, 500px);
  gap: 64px;
}
.hero-visual {
  position: relative;
  min-height: 520px;
  z-index: 2;
}
.hero-visual::before {
  content: "";
  position: absolute;
  right: -28px;
  top: 44px;
  width: 340px;
  height: 340px;
  border: 1px solid rgba(255,255,255,.42);
  transform: rotate(8deg);
  pointer-events: none;
}
.visual-main,
.visual-sub {
  margin: 0;
  overflow: hidden;
  background: rgba(250,248,242,.92);
  border: 1px solid rgba(255,255,255,.46);
  box-shadow: 0 28px 74px rgba(12, 18, 18, .26);
}
.visual-main {
  position: absolute;
  top: 0;
  right: 0;
  width: 86%;
  height: 350px;
}
.visual-main::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 42%, rgba(20,28,28,.58));
}
.visual-main img,
.visual-sub img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.visual-caption {
  position: absolute;
  left: 22px;
  bottom: 22px;
  z-index: 2;
  padding: 16px 18px;
  min-width: 230px;
  background: rgba(31,42,42,.78);
  color: var(--white);
  backdrop-filter: blur(12px);
}
.visual-caption span,
.visual-green figcaption {
  display: block;
  margin-bottom: 4px;
  color: var(--accent);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.visual-caption strong { font-size: 18px; letter-spacing: .06em; }
.visual-green {
  position: absolute;
  left: 0;
  bottom: 32px;
  width: 40%;
  height: 230px;
  z-index: 3;
}
.visual-green figcaption {
  position: absolute;
  left: 16px;
  bottom: 14px;
  margin: 0;
  padding: 7px 10px;
  background: rgba(250,248,242,.86);
  color: var(--green);
}
.hero-card.visual-items {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 66%;
  padding: 28px;
  background: rgba(250,248,242,.98);
  box-shadow: 0 24px 62px rgba(12,18,18,.2);
}
.hero-card.visual-items h2 { font-size: 20px; }
.hero-card.visual-items .tag-list li {
  background: #fff;
}

@media (max-width: 1000px) {
  .detail-item-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .header-inner { min-height: 68px; }
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 74px;
    min-height: 38px;
    border: 1px solid var(--line);
    background: transparent;
    color: var(--base);
    font-weight: 800;
  }
  .global-nav {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 18px 20px;
    background: rgba(250,248,242,.98);
    border-bottom: 1px solid var(--line);
  }
  .global-nav.is-open { display: flex; }
  .global-nav a { width: 100%; padding: 12px 0; }
  .hero-grid, .two-columns, .flow-layout, .contact-grid, .value-grid, .process-grid, .green-layout, .business-intro-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero-grid { gap: 28px; padding: 68px 0; }
  .hero-card { padding: 26px; }
  .item-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .strip-inner, .footer-inner { flex-direction: column; align-items: flex-start; }
  .section-heading.left { max-width: none; }
}

@media (max-width: 560px) {
  .container, .narrow, .header-inner { width: min(100% - 28px, 1120px); }
  .section { padding: 64px 0; }
  .hero h1 { font-size: 38px; }
  .hero-actions, .cta-actions { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; }
  .item-grid, .detail-item-grid { grid-template-columns: 1fr; }
  .flow-list li { grid-template-columns: 1fr; }
  .company-table th, .company-table td { display: block; width: 100%; }
  .company-table th { border-bottom: none; padding-bottom: 8px; }
  .company-table td { padding-top: 8px; }
  .cta-box, .contact-plain, .contact-info, .contact-form, .policy-content, .mini-cards article, .process-cards article, .business-summary-card, .detail-item-grid article { padding: 24px; }
  .big-tel { font-size: 25px; }
  .green-panel { min-height: 240px; }
  .green-panel .leaf.large { left: 42px; }
  .green-panel .leaf.small { right: 32px; }
}


@media (max-width: 1000px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { min-height: 460px; width: min(640px, 100%); }
}

@media (max-width: 900px) {
  .hero-bg {
    background:
      linear-gradient(110deg, rgba(31, 42, 42, .9) 0%, rgba(31, 42, 42, .7) 56%, rgba(31, 42, 42, .25) 100%),
      url("../assets/hero-bg.svg") center/cover no-repeat;
  }
  .hero-visual::before { display: none; }
  .visual-main { width: 88%; height: 320px; }
  .visual-green { width: 38%; height: 210px; }
  .hero-card.visual-items { width: 68%; }
}

@media (max-width: 560px) {
  .hero-visual { min-height: auto; display: grid; gap: 14px; }
  .visual-main,
  .visual-green,
  .hero-card.visual-items {
    position: relative;
    inset: auto;
    width: 100%;
  }
  .visual-main { height: 260px; }
  .visual-green { height: 180px; }
  .hero-card.visual-items { padding: 24px; }
  .visual-caption { left: 14px; right: 14px; bottom: 14px; min-width: 0; }
}