/* 東のエデン合同会社 コーポレートサイト
   外部リソース（Webフォント・CDN・解析タグ）は読み込まない。 */

:root {
  --bg: #ffffff;
  --bg-alt: #f4f6f3;
  --ink: #1b2420;
  --ink-mid: #48544d;
  --ink-soft: #5f6b64;   /* 白背景で 5.56:1（WCAG AA） */
  --line: #dfe5e0;
  --green: #1f3d2b;
  --green-mid: #2f5c40;
  --green-soft: #a9c9a4;
  --accent: #8a6520;     /* 白背景で 5.30:1（WCAG AA） */
  --radius: 14px;
  --maxw: 1080px;
  --font: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic Medium",
    "Yu Gothic", "Noto Sans JP", "Meiryo", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.85;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

a { color: inherit; }

.inner {
  width: min(100% - 2.5rem, var(--maxw));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--green);
  color: #fff;
  padding: 0.6rem 1rem;
  z-index: 100;
}
.skip-link:focus { left: 0; }

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 68px;
  padding-block: 0.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--green);
  position: relative;
  flex: none;
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 7px;
  border-radius: 50% 50% 50% 12%;
  background: var(--green-soft);
}

.brand-text { display: grid; line-height: 1.3; }
.brand-ja { font-weight: 700; font-size: 1rem; letter-spacing: 0.02em; }
.brand-en {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--ink-soft);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  font-size: 0.9rem;
}
.nav a { text-decoration: none; color: var(--ink-mid); }
.nav a:hover { color: var(--green); }

.nav-cta {
  background: var(--green);
  color: #fff !important;
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
}
.nav-cta:hover { background: var(--green-mid); }

/* ---------- hero ---------- */

.hero {
  background:
    radial-gradient(120% 90% at 85% 0%, #eef3ec 0%, rgba(238, 243, 236, 0) 60%),
    linear-gradient(180deg, #fbfcfa 0%, #ffffff 100%);
  border-bottom: 1px solid var(--line);
}

.hero-inner {
  padding-block: clamp(3.5rem, 9vw, 6.5rem);
}

.badge {
  display: inline-block;
  margin: 0 0 1.4rem;
  padding: 0.3rem 0.9rem;
  border: 1px solid var(--green-soft);
  border-radius: 999px;
  background: #fff;
  color: var(--green-mid);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

.hero-title {
  margin: 0 0 1.5rem;
  font-size: clamp(2rem, 5.6vw, 3.3rem);
  line-height: 1.35;
  letter-spacing: 0.01em;
  font-weight: 700;
  color: var(--green);
}

.hero-lead {
  margin: 0 0 2.2rem;
  max-width: 44em;
  color: var(--ink-mid);
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; }

.button {
  display: inline-block;
  padding: 0.8rem 1.7rem;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: background-color 0.15s ease, color 0.15s ease;
}
.button.primary { background: var(--green); color: #fff; }
.button.primary:hover { background: var(--green-mid); }
.button.ghost { border-color: var(--line); color: var(--ink-mid); background: #fff; }
.button.ghost:hover { border-color: var(--green-soft); color: var(--green); }

/* ---------- sections ---------- */

.section { padding-block: clamp(3rem, 7vw, 5rem); }
.section-alt { background: var(--bg-alt); }

.section-eyebrow {
  margin: 0 0 0.3rem;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
}

.section-title {
  margin: 0 0 2rem;
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  color: var(--green);
  letter-spacing: 0.03em;
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem;
}
@media (max-width: 700px) {
  .cards { grid-template-columns: 1fr; }
}

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem 1.5rem;
}
.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  color: var(--green);
  line-height: 1.6;
}
.card p { margin: 0; font-size: 0.93rem; color: var(--ink-mid); }

/* ---------- service ---------- */

.service-card {
  display: block;
  text-decoration: none;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.service-card:hover { border-color: var(--green-soft); transform: translateY(-2px); }

.service-body { padding: 1.8rem 1.7rem; }

.service-name {
  margin: 0;
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--green);
}
.service-status {
  display: inline-block;
  margin-left: 0.6rem;
  padding: 0.15rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  vertical-align: middle;
  color: var(--ink-soft);
}
.service-tag {
  margin: 0.2rem 0 1rem;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
}
.service-desc { margin: 0 0 1.2rem; font-size: 0.93rem; color: var(--ink-mid); }
.service-link { margin: 0; font-size: 0.9rem; color: var(--green-mid); }

/* ---------- company ---------- */

.note {
  margin: 0 0 1.6rem;
  padding: 0.9rem 1.1rem;
  background: #fff;
  border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0;
  font-size: 0.9rem;
  color: var(--ink-mid);
}
.note strong { color: var(--ink); }

.company-table {
  margin: 0;
  border-top: 1px solid var(--line);
}
.company-table .row {
  display: grid;
  grid-template-columns: 10rem 1fr;
  gap: 1rem;
  padding: 1rem 0.2rem;
  border-bottom: 1px solid var(--line);
}
.company-table dt {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--green-mid);
}
.company-table dd { margin: 0; font-size: 0.93rem; color: var(--ink-mid); }
.company-table dd.pending { color: var(--ink-soft); }

/* ---------- contact ---------- */

.contact-lead { margin: 0 0 1.4rem; color: var(--ink-mid); font-size: 0.95rem; }

.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}
.contact-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 1rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1rem 1.2rem;
}
.contact-label {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  min-width: 4rem;
}
.contact-value {
  font-size: 1.05rem;
  color: var(--green);
  text-decoration: none;
  word-break: break-all;
}
.contact-value:hover { text-decoration: underline; }

/* ---------- 下層ページ ---------- */

.page-head { padding-block: clamp(3rem, 8vw, 5.5rem); min-height: 46vh; }
.page-lead {
  margin: 0 0 1rem;
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  color: var(--ink);
}
.page-sub { margin: 0 0 2rem; font-size: 0.92rem; color: var(--ink-mid); }
.page-sub a { color: var(--green-mid); }
.page-back { margin: 0; font-size: 0.9rem; }
.page-back a { color: var(--ink-soft); text-decoration: none; }
.page-back a:hover { color: var(--green); }

/* ---------- footer ---------- */

.site-footer {
  background: var(--green);
  color: #e7ede8;
  padding-block: 2.4rem;
}
.footer-brand { margin: 0 0 0.4rem; font-weight: 700; }
.footer-status {
  display: inline-block;
  margin-left: 0.7rem;
  padding: 0.1rem 0.6rem;
  border: 1px solid #4a6a55;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  vertical-align: middle;
  color: #bccdc0;
}
.footer-note { margin: 0 0 1rem; font-size: 0.85rem; color: #bccdc0; }
.footer-copy { margin: 0; font-size: 0.78rem; color: #9db1a3; }

/* ---------- responsive ---------- */

@media (max-width: 720px) {
  .header-inner { flex-wrap: wrap; }
  .nav { gap: 0.9rem; font-size: 0.82rem; width: 100%; padding-bottom: 0.4rem; flex-wrap: nowrap; }
  .nav a { white-space: nowrap; }
  .nav-cta { padding: 0.4rem 0.9rem; margin-left: auto; }
  .company-table .row { grid-template-columns: 1fr; gap: 0.2rem; }
}

/* 狭幅（320px級）では副次的なナビ項目を隠す。本文スクロールで到達できる。 */
@media (max-width: 400px) {
  .nav-wide { display: none; }
}