/* ============================================================
   補助金カンタン検索ツール — スタイル（シンプル＆機能重視）
   ============================================================ */

:root{
  --primary:#1f6feb;
  --primary-dark:#1a5fd0;
  --ink:#1c2330;
  --muted:#5b6676;
  --line:#e3e8ef;
  --bg:#f5f7fa;
  --card:#ffffff;
  --high:#15803d;
  --mid:#b45309;
  --low:#64748b;
  --warn:#b91c1c;
  --radius:12px;
  --shadow:0 2px 10px rgba(20,30,50,.06);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic UI","Meiryo",sans-serif;
  line-height:1.7; font-size:15px;
}
.wrap{max-width:760px; margin:0 auto; padding:0 16px}
.hidden{display:none !important}

/* ---- ヘッダー ---- */
.site-header{
  background:linear-gradient(135deg,#1f6feb,#3b82f6); color:#fff;
  padding:26px 0 22px; box-shadow:var(--shadow);
}
.logo{margin:0; font-size:24px; font-weight:800; letter-spacing:.02em}
.tagline{margin:6px 0 0; font-size:14px; opacity:.95}

/* ---- カード共通 ---- */
.card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  box-shadow:var(--shadow); padding:22px; margin:20px 0;
}
.section-title{font-size:19px; margin:0 0 16px; font-weight:800}

/* ---- イントロ ---- */
.intro .lead{font-size:16px; margin:0 0 14px}
.intro-points{list-style:none; padding:0; margin:0 0 18px}
.intro-points li{padding:4px 0; color:var(--muted); font-size:14px}

/* ---- ボタン ---- */
.btn{
  display:inline-block; border:none; border-radius:10px; cursor:pointer;
  font-size:15px; font-weight:700; padding:12px 22px; text-decoration:none;
  transition:.15s; text-align:center;
}
.btn-primary{background:var(--primary); color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-lg{font-size:16px; padding:14px 28px; width:100%}
.btn-ghost{background:transparent; color:var(--primary); border:1px solid var(--line); padding:8px 14px; font-size:13px}
.btn-ghost:hover{background:#f0f5ff}
.btn-link{display:block; margin-top:14px}

/* ---- フォーム ---- */
.field{margin:0 0 18px}
.field-grid{display:grid; grid-template-columns:1fr 1fr; gap:16px}
.field-label{display:block; font-weight:700; margin-bottom:7px; font-size:14px}
.req{background:#fee2e2; color:#b91c1c; font-size:11px; padding:1px 7px; border-radius:6px; margin-left:6px; font-weight:700}
.opt{background:#eef2f7; color:#64748b; font-size:11px; padding:1px 7px; border-radius:6px; margin-left:6px; font-weight:700}
.hint{display:block; color:var(--muted); font-size:12px; margin-top:5px}

input[type=text],input[type=number],select{
  width:100%; padding:10px 12px; border:1px solid var(--line); border-radius:9px;
  font-size:15px; background:#fff; color:var(--ink);
}
input:focus,select:focus{outline:none; border-color:var(--primary); box-shadow:0 0 0 3px rgba(31,111,235,.12)}

.radio-row{display:flex; gap:18px; flex-wrap:wrap}
.radio-row label{display:flex; align-items:center; gap:6px; cursor:pointer; font-size:14px}

/* カテゴリのチェックカード */
.check-grid{display:grid; grid-template-columns:1fr 1fr; gap:10px}
.check-card{
  display:flex; align-items:center; gap:10px; padding:11px 13px;
  border:1.5px solid var(--line); border-radius:10px; cursor:pointer; transition:.12s;
  font-size:13.5px; background:#fff;
}
.check-card:hover{border-color:#b9d0f5; background:#f7faff}
.check-card input{accent-color:var(--primary); width:17px; height:17px; flex-shrink:0}
.check-card:has(input:checked){border-color:var(--primary); background:#eef5ff}
.check-emoji{font-size:18px}
.check-text{line-height:1.35}

/* アコーディオン */
.accordion{border:1px dashed var(--line); border-radius:10px; padding:4px 14px; margin:6px 0 18px; background:#fafbfd}
.accordion summary{cursor:pointer; font-weight:700; font-size:14px; padding:8px 0; color:var(--primary)}
.accordion-body{padding:8px 0 14px}
.check-col{display:flex; flex-direction:column; gap:10px; margin:6px 0 16px}
.check-col label{display:flex; align-items:flex-start; gap:8px; font-size:14px; cursor:pointer}
.check-col input{accent-color:var(--primary); margin-top:3px}

.form-actions{margin-top:8px}

/* ---- 結果 ---- */
.result-head{display:flex; align-items:center; justify-content:space-between; gap:12px; margin:22px 0 6px}
.result-head .section-title{margin:0}
.result-note{color:var(--muted); font-size:13.5px; margin:0 0 16px}

.result-list{display:flex; flex-direction:column; gap:16px}

.subsidy-card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  box-shadow:var(--shadow); padding:18px; border-left:5px solid var(--primary);
}
.card-top{display:flex; align-items:flex-start; gap:12px}
.subsidy-name{margin:0; font-size:16.5px; font-weight:800; line-height:1.4}

.badge{
  flex-shrink:0; display:flex; flex-direction:column; align-items:center; justify-content:center;
  width:62px; padding:6px 0; border-radius:9px; font-size:22px; font-weight:800; line-height:1; color:#fff;
}
.badge small{font-size:10px; font-weight:700; margin-top:3px}
.badge-high{background:var(--high)}
.badge-mid{background:var(--mid)}
.badge-low{background:var(--low)}

.amount-row{display:flex; gap:10px; flex-wrap:wrap; margin:13px 0}
.amount,.rate{
  flex:1; min-width:200px; background:#f6f9ff; border:1px solid #e0eaff; border-radius:9px;
  padding:9px 12px; font-size:14px; font-weight:700; color:#16325c;
}
.amount-label{display:block; font-size:11px; color:var(--muted); font-weight:700; margin-bottom:2px}

.reasons{list-style:none; padding:0; margin:10px 0; display:flex; flex-direction:column; gap:4px}
.reasons li{color:var(--high); font-size:13.5px; font-weight:600}
.warnings{list-style:none; padding:0; margin:8px 0; display:flex; flex-direction:column; gap:4px}
.warnings li{color:var(--warn); font-size:13px; font-weight:600}

.dl{margin-top:10px; font-size:14px; font-weight:700; padding:6px 10px; border-radius:8px; display:inline-block}
.dl-ok{background:#eafaf0; color:#15803d}
.dl-soon{background:#fff4e5; color:#b45309}
.dl-past{background:#fdecec; color:#b91c1c}
.dl-none{background:#eef2f7; color:#475569}
.dl-note{font-size:12px; color:var(--muted); margin-top:4px}

.card-detail{margin-top:12px; border-top:1px solid var(--line); padding-top:10px}
.card-detail summary{cursor:pointer; font-size:13.5px; font-weight:700; color:var(--primary)}
.detail-body{padding-top:10px; display:flex; flex-direction:column; gap:9px}
.kv{display:grid; grid-template-columns:96px 1fr; gap:10px; font-size:13px}
.kv .k{color:var(--muted); font-weight:700}
.kv .v{color:var(--ink)}

/* ---- フッター ---- */
.site-footer{margin-top:34px; padding:22px 0 30px; border-top:1px solid var(--line); background:#fff}
.disclaimer{font-size:12.5px; color:var(--warn); margin:0 0 8px}
.copyright{font-size:12px; color:var(--muted); margin:0}

/* ---- レスポンシブ ---- */
@media (max-width:560px){
  .field-grid{grid-template-columns:1fr}
  .check-grid{grid-template-columns:1fr}
  .kv{grid-template-columns:84px 1fr}
  .result-head{flex-direction:column; align-items:flex-start}
}