/* ===== イマココ地番マップ / ランディングページ ===== */
:root {
  --green: #1a6b46;
  --green-dark: #114d31;
  --orange: #e07000;
  --ink: #222;
  --muted: #666;
  --bg: #fafaf7;
}
* { box-sizing: border-box; }
body {
  margin: 0; color: var(--ink); background: #fff;
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", Meiryo, sans-serif;
  line-height: 1.8;
}
.container { max-width: 1040px; margin: 0 auto; padding: 0 20px; }
h2 { font-size: 28px; text-align: center; margin: 0 0 28px; }
a { color: var(--green); }

/* ボタン */
.btn {
  display: inline-block; text-decoration: none; border-radius: 999px;
  padding: 12px 28px; font-weight: 700; font-size: 15px; transition: .15s;
}
.btn-primary { background: var(--green); color: #fff; box-shadow: 0 3px 10px rgba(26,107,70,.35); }
.btn-primary:hover { background: var(--green-dark); }
.btn-ghost { border: 2px solid var(--green); color: var(--green); background: #fff; }
.btn-ghost:hover { background: #eef7f2; }
.btn-large { font-size: 18px; padding: 16px 40px; }

/* ヘッダー */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.95); border-bottom: 1px solid #eee;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.logo { font-weight: 800; color: var(--green); font-size: 17px; }
.gnav { display: flex; gap: 20px; align-items: center; }
.gnav a { text-decoration: none; color: var(--ink); font-size: 14px; }
.gnav a:hover { color: var(--green); }
.nav-cta {
  background: var(--green); color: #fff !important;
  padding: 8px 18px; border-radius: 999px; font-weight: 700;
}

/* ヒーロー */
.hero {
  text-align: center; padding: 72px 0 64px;
  background:
    radial-gradient(ellipse at 20% 10%, #e6f4ec 0%, transparent 55%),
    radial-gradient(ellipse at 85% 90%, #fdf1e2 0%, transparent 55%),
    var(--bg);
}
.hero-lead { font-size: 18px; color: var(--muted); margin: 0; }
.hero h1 { font-size: 44px; line-height: 1.35; margin: 8px 0 16px; }
.hero .accent { color: var(--orange); }
.hero-sub { color: var(--muted); font-size: 15px; }
.hero-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 26px; }
.hero-note { font-size: 12px; color: var(--muted); margin-top: 14px; }

/* コンセプト */
.concept { padding: 56px 0; }
.concept-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.concept-item { text-align: center; }
.concept-icon { font-size: 40px; }
.concept-item h3 { font-size: 22px; margin: 8px 0 6px; color: var(--green); }
.concept-item p { font-size: 14px; color: var(--muted); margin: 0; }

/* 特徴 */
.features { padding: 56px 0; background: var(--bg); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature-card {
  background: #fff; border-radius: 12px; padding: 20px 22px;
  box-shadow: 0 2px 8px rgba(0,0,0,.06);
}
.feature-card h3 { font-size: 16px; margin: 0 0 6px; }
.feature-card p { font-size: 13.5px; color: var(--muted); margin: 0; }

/* 画面イメージ */
.screens { padding: 56px 0; }
.screens-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.screens figure { margin: 0; text-align: center; }
.screens img {
  width: 100%; border-radius: 12px; border: 1px solid #e5e5e5;
  box-shadow: 0 6px 20px rgba(0,0,0,.12);
}
.screens figcaption { font-size: 13px; color: var(--muted); margin-top: 8px; }

/* 料金 */
.pricing { padding: 56px 0; background: var(--bg); }
.pricing-lead { text-align: center; color: var(--muted); font-size: 14px; margin-top: -14px; }
.plan-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 28px; }
.plan {
  position: relative; background: #fff; border-radius: 14px; padding: 24px 18px;
  box-shadow: 0 2px 8px rgba(0,0,0,.06); text-align: center;
  display: flex; flex-direction: column;
}
.plan-popular { border: 2px solid var(--green); }
.badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--orange); color: #fff; font-size: 12px; font-weight: 700;
  border-radius: 999px; padding: 2px 14px;
}
.plan h3 { margin: 0; font-size: 16px; color: var(--green); }
.price { font-size: 30px; font-weight: 800; margin: 8px 0; }
.price span { font-size: 13px; font-weight: 400; color: var(--muted); }
.plan ul { list-style: none; padding: 0; margin: 0 0 18px; font-size: 13px; color: var(--muted); }
.plan li { padding: 4px 0; border-bottom: 1px dashed #eee; }
.plan-btn { margin-top: auto; font-size: 13px; padding: 10px 0; }
.pricing-note { font-size: 12px; color: var(--muted); text-align: center; margin-top: 18px; }

/* CTA */
.cta { text-align: center; padding: 64px 0; background: var(--green); color: #fff; }
.cta h2 { color: #fff; }
.cta .btn-primary { background: #fff; color: var(--green); }
.cta .btn-primary:hover { background: #eef7f2; }

/* フッター */
.site-footer { padding: 28px 0 36px; font-size: 12px; color: var(--muted); background: #f3f3ee; }
.copyright { margin-top: 10px; }

/* レスポンシブ */
@media (max-width: 860px) {
  .hero h1 { font-size: 32px; }
  .concept-grid, .feature-grid { grid-template-columns: 1fr 1fr; }
  .plan-grid { grid-template-columns: 1fr 1fr; }
  .gnav a:not(.nav-cta) { display: none; }
}
@media (max-width: 540px) {
  .hero h1 { font-size: 27px; }
  .concept-grid, .feature-grid, .screens-grid, .plan-grid { grid-template-columns: 1fr; }
}