@charset "UTF-8";

/* ==========================================
   暮らしデータ - 共通スタイル
   配色：ブルー（信頼）× ホワイト ＋ オレンジ（データ強調）
   ========================================== */

:root{
  --c-primary:#1B5E9C;
  --c-primary-dark:#134A7C;
  --c-primary-light:#EAF3FB;
  --c-accent:#E8722C;
  --c-accent-dark:#C75C1B;
  --c-accent-light:#FDF1E9;
  --c-text:#1F2328;
  --c-text-sub:#5A6470;
  --c-text-mute:#8A93A0;
  --c-bg:#FFFFFF;
  --c-bg-soft:#F6F9FC;
  --c-border:#DFE6ED;
  --c-notice:#FFF9E8;
  --c-notice-border:#E8D9A8;
  --radius:8px;
  --radius-lg:12px;
  --shadow:0 1px 3px rgba(20,40,60,.06);
  --shadow-hover:0 4px 12px rgba(20,40,60,.10);
  --font-jp:"Noto Sans JP","Hiragino Kaku Gothic ProN","Hiragino Sans","Meiryo",system-ui,-apple-system,sans-serif;
  --font-num:"Helvetica Neue",Arial,"Hiragino Sans",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
}

body{
  margin:0;
  font-family:var(--font-jp);
  font-size:15px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  font-feature-settings:"palt" 1;
}

a{color:var(--c-primary);text-decoration:none;}
a:hover{text-decoration:underline;}
img{max-width:100%;height:auto;display:block;}
ul,ol{margin:0;padding:0;}

h1,h2,h3,h4{
  margin:0;
  font-weight:700;
  line-height:1.5;
  letter-spacing:.01em;
}

.container{
  width:100%;
  max-width:1140px;
  margin:0 auto;
  padding:0 16px;
}

/* ============ ヘッダー ============ */
.site-header{
  background:var(--c-bg);
  border-bottom:1px solid var(--c-border);
  position:sticky;
  top:0;
  z-index:100;
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:60px;
  gap:16px;
}

.site-logo{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:19px;
  font-weight:700;
  color:var(--c-primary);
  white-space:nowrap;
}
.site-logo:hover{text-decoration:none;}

.logo-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:30px;
  height:30px;
  background:var(--c-primary);
  color:#fff;
  border-radius:6px;
  font-size:15px;
  font-weight:700;
}

.site-tagline{
  font-size:11px;
  color:var(--c-text-mute);
  font-weight:400;
  letter-spacing:.02em;
}

.global-nav{
  display:none;
  gap:20px;
  font-size:13.5px;
}

.global-nav a{
  color:var(--c-text-sub);
  white-space:nowrap;
}
.global-nav a:hover{color:var(--c-primary);text-decoration:none;}

.nav-toggle{
  display:inline-flex;
  flex-direction:column;
  justify-content:center;
  gap:4px;
  width:40px;
  height:40px;
  background:none;
  border:1px solid var(--c-border);
  border-radius:6px;
  cursor:pointer;
  padding:0 9px;
}
.nav-toggle span{
  display:block;
  height:2px;
  background:var(--c-text-sub);
  border-radius:1px;
}

/* ============ パンくずリスト ============ */
.breadcrumb{
  background:var(--c-bg-soft);
  border-bottom:1px solid var(--c-border);
  font-size:12.5px;
  padding:9px 0;
}
.breadcrumb ol{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:6px;
  color:var(--c-text-mute);
}
.breadcrumb li::after{
  content:"›";
  margin-left:6px;
  color:var(--c-text-mute);
}
.breadcrumb li:last-child::after{content:"";}
.breadcrumb a{color:var(--c-text-sub);}
.breadcrumb li[aria-current="page"]{color:var(--c-text-sub);}

/* ============ ヒーロー ============ */
.hero{
  background:linear-gradient(180deg,var(--c-primary-light) 0%,#FFFFFF 100%);
  padding:36px 0 32px;
  text-align:center;
}

.hero h1{
  font-size:27px;
  color:var(--c-primary-dark);
  margin-bottom:12px;
  letter-spacing:.02em;
}

.hero-lead{
  font-size:14.5px;
  color:var(--c-text-sub);
  max-width:640px;
  margin:0 auto 18px;
  line-height:1.8;
}

.hero-badges{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:8px;
}

.badge{
  display:inline-block;
  font-size:12px;
  padding:5px 12px;
  border-radius:20px;
  background:#fff;
  border:1px solid var(--c-border);
  color:var(--c-text-sub);
}
.badge-accent{
  background:var(--c-accent-light);
  border-color:#F3D5BE;
  color:var(--c-accent-dark);
}

/* ============ セクション共通 ============ */
.section{padding:34px 0;}
.section-alt{background:var(--c-bg-soft);}

.section-head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  margin-bottom:18px;
  padding-bottom:10px;
  border-bottom:2px solid var(--c-primary);
}

.section-head h2{
  font-size:19px;
  color:var(--c-text);
  display:flex;
  align-items:center;
  gap:8px;
}

.section-head h2::before{
  content:"";
  display:inline-block;
  width:4px;
  height:19px;
  background:var(--c-accent);
  border-radius:2px;
}

.section-note{
  font-size:12.5px;
  color:var(--c-text-mute);
}

/* ============ データカード ============ */
.data-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:12px;
}

.data-card{
  background:#fff;
  border:1px solid var(--c-border);
  border-radius:var(--radius);
  padding:16px;
  box-shadow:var(--shadow);
}

.data-card-title{
  font-size:13px;
  color:var(--c-text-sub);
  font-weight:500;
  margin-bottom:6px;
}

.data-card-value{
  font-family:var(--font-num);
  font-size:30px;
  font-weight:700;
  color:var(--c-primary);
  line-height:1.2;
  letter-spacing:-.01em;
}
.data-card-value .unit{
  font-size:15px;
  font-weight:500;
  margin-left:3px;
  color:var(--c-text-sub);
}

.data-card-meta{
  margin-top:8px;
  padding-top:8px;
  border-top:1px dashed var(--c-border);
  font-size:11.5px;
  color:var(--c-text-mute);
  line-height:1.6;
}

.data-card.is-pending .data-card-value{
  color:var(--c-text-mute);
  font-size:22px;
}

.tag-pending{
  display:inline-block;
  font-size:10.5px;
  padding:2px 7px;
  border-radius:3px;
  background:var(--c-notice);
  border:1px solid var(--c-notice-border);
  color:#8A6D1F;
  margin-left:6px;
  vertical-align:middle;
  font-weight:500;
}

/* ============ カテゴリグリッド ============ */
.category-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:10px;
}

.category-item{
  display:block;
  background:#fff;
  border:1px solid var(--c-border);
  border-radius:var(--radius);
  padding:14px 12px;
  transition:box-shadow .18s,border-color .18s,transform .18s;
}
.category-item:hover{
  text-decoration:none;
  box-shadow:var(--shadow-hover);
  border-color:var(--c-primary);
  transform:translateY(-1px);
}

.category-icon{
  font-size:20px;
  line-height:1;
  margin-bottom:6px;
  display:block;
}

.category-name{
  font-size:14px;
  font-weight:700;
  color:var(--c-text);
  display:block;
  margin-bottom:3px;
}

.category-desc{
  font-size:11.5px;
  color:var(--c-text-mute);
  line-height:1.55;
  display:block;
}

/* ============ ツール ============ */
.tool-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:12px;
}

.tool-card{
  background:#fff;
  border:1px solid var(--c-border);
  border-left:3px solid var(--c-accent);
  border-radius:var(--radius);
  padding:16px;
}

.tool-card h3{
  font-size:15.5px;
  margin-bottom:6px;
  color:var(--c-text);
}

.tool-card p{
  margin:0 0 10px;
  font-size:13px;
  color:var(--c-text-sub);
  line-height:1.7;
}

.btn{
  display:inline-block;
  font-size:13.5px;
  padding:9px 18px;
  border-radius:6px;
  background:var(--c-primary);
  color:#fff;
  font-weight:500;
  border:none;
  cursor:pointer;
  transition:background .18s;
}
.btn:hover{background:var(--c-primary-dark);text-decoration:none;color:#fff;}

.btn-disabled{
  background:var(--c-bg-soft);
  color:var(--c-text-mute);
  border:1px solid var(--c-border);
  cursor:not-allowed;
}
.btn-disabled:hover{background:var(--c-bg-soft);color:var(--c-text-mute);}

/* ============ 記事リスト ============ */
.article-list{list-style:none;}

.article-item{
  border-bottom:1px solid var(--c-border);
  padding:14px 0;
}
.article-item:first-child{padding-top:0;}
.article-item:last-child{border-bottom:none;}

.article-meta{
  font-size:11.5px;
  color:var(--c-text-mute);
  margin-bottom:4px;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  align-items:center;
}

.article-cat{
  background:var(--c-primary-light);
  color:var(--c-primary);
  padding:2px 8px;
  border-radius:3px;
  font-weight:500;
}

.article-item h3{
  font-size:15.5px;
  margin-bottom:4px;
  line-height:1.6;
}
.article-item h3 a{color:var(--c-text);}
.article-item h3 a:hover{color:var(--c-primary);text-decoration:none;}

.article-item p{
  margin:0;
  font-size:13px;
  color:var(--c-text-sub);
  line-height:1.7;
}

/* ============ 注意書き・データ方針 ============ */
.notice-box{
  background:var(--c-notice);
  border:1px solid var(--c-notice-border);
  border-radius:var(--radius);
  padding:16px;
  font-size:13px;
  line-height:1.8;
  color:#5C4A15;
}
.notice-box h3{
  font-size:14.5px;
  margin-bottom:8px;
  color:#5C4A15;
}
.notice-box ul{
  list-style:none;
  margin:8px 0 0;
}
.notice-box li{
  position:relative;
  padding-left:16px;
  margin-bottom:5px;
}
.notice-box li::before{
  content:"";
  position:absolute;
  left:4px;
  top:11px;
  width:4px;
  height:4px;
  background:#B99B3F;
  border-radius:50%;
}
.notice-box li:last-child{margin-bottom:0;}

/* ============ フッター ============ */
.site-footer{
  background:#2C3A47;
  color:#C8D2DC;
  padding:32px 0 20px;
  font-size:13px;
  margin-top:20px;
}

.footer-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:22px;
  margin-bottom:24px;
}

.footer-col h4{
  font-size:14px;
  color:#FFFFFF;
  margin-bottom:10px;
  font-weight:700;
}

.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:6px;}
.footer-col a{
  color:#C8D2DC;
  font-size:13px;
}
.footer-col a:hover{color:#FFFFFF;}

.footer-about{
  font-size:12.5px;
  line-height:1.8;
  color:#A8B4C0;
}

.footer-bottom{
  border-top:1px solid #425260;
  padding-top:16px;
  font-size:12px;
  color:#8FA0AF;
  line-height:1.8;
}

.disclaimer-text{
  font-size:11.5px;
  color:#8FA0AF;
  line-height:1.75;
  margin:0 0 8px;
}

/* ============ 記事本文（共通） ============ */
.article-body{
  max-width:760px;
  margin:0 auto;
  padding:28px 0;
  line-height:1.85;
}
.article-body h2{
  font-size:20px;
  margin:32px 0 14px;
  padding-bottom:8px;
  border-bottom:2px solid var(--c-primary);
  color:var(--c-text);
}
.article-body h3{
  font-size:16.5px;
  margin:24px 0 10px;
  padding-left:10px;
  border-left:3px solid var(--c-accent);
}
.article-body p{margin:0 0 16px;}

.data-source{
  background:var(--c-bg-soft);
  border:1px solid var(--c-border);
  border-radius:var(--radius);
  padding:14px 16px;
  margin:20px 0;
  font-size:12.5px;
  line-height:1.8;
}
.data-source h4{
  font-size:13.5px;
  margin-bottom:8px;
  color:var(--c-text);
}
.data-source ol{margin:0;padding-left:20px;}
.data-source li{margin-bottom:5px;}
.data-source a{word-break:break-all;}

/* ============ スマホメニュー（開閉） ============ */
.global-nav.is-open{
  display:flex;
  position:absolute;
  top:60px;
  left:0;
  right:0;
  flex-direction:column;
  gap:0;
  background:#fff;
  border-bottom:1px solid var(--c-border);
  box-shadow:var(--shadow-hover);
  padding:4px 16px 12px;
}
.global-nav.is-open a{
  padding:13px 0;
  border-bottom:1px solid var(--c-border);
  font-size:14.5px;
  color:var(--c-text);
}
.global-nav.is-open a:last-child{border-bottom:none;}

/* ============ レスポンシブ（タブレット以上） ============ */
@media (min-width:600px){
  .category-grid{grid-template-columns:repeat(3,1fr);}
  .data-grid{grid-template-columns:repeat(3,1fr);}
  .tool-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);}
}

@media (min-width:900px){
  body{font-size:15.5px;}
  .container{padding:0 24px;}

  .global-nav{display:flex;}
  .nav-toggle{display:none;}

  .hero{padding:52px 0 44px;}
  .hero h1{font-size:35px;}
  .hero-lead{font-size:15.5px;}

  .section{padding:44px 0;}
  .section-head h2{font-size:22px;}

  .category-grid{grid-template-columns:repeat(5,1fr);}
  .footer-grid{grid-template-columns:repeat(4,1fr);}

  .data-card-value{font-size:34px;}
}

@media (min-width:900px){
  .header-inner{height:68px;}
  .site-logo{font-size:21px;}
  .site-tagline{font-size:12px;}
}

/* ============ ツール（計算フォーム） ============ */
.tool-panel{
  background:#fff;
  border:1px solid var(--c-border);
  border-radius:var(--radius-lg);
  padding:20px;
  margin:20px 0;
  box-shadow:var(--shadow);
}

.form-group{margin-bottom:16px;}

.form-group label{
  display:block;
  font-size:13.5px;
  font-weight:500;
  color:var(--c-text);
  margin-bottom:6px;
}

.form-hint{
  display:block;
  font-size:11.5px;
  color:var(--c-text-mute);
  font-weight:400;
  margin-top:5px;
  line-height:1.6;
}

.form-group input,
.form-group select{
  width:100%;
  padding:11px 12px;
  font-size:16px;
  font-family:var(--font-jp);
  border:1px solid var(--c-border);
  border-radius:6px;
  background:#fff;
  color:var(--c-text);
}

.form-group input:focus,
.form-group select:focus{
  outline:2px solid var(--c-primary);
  outline-offset:1px;
  border-color:var(--c-primary);
}

.input-with-unit{position:relative;}
.input-with-unit input{padding-right:56px;}
.input-with-unit .unit-label{
  position:absolute;
  right:12px;
  top:50%;
  transform:translateY(-50%);
  font-size:13px;
  color:var(--c-text-mute);
  pointer-events:none;
}

.form-row{
  display:grid;
  grid-template-columns:1fr;
  gap:0;
}

.tool-actions{
  text-align:center;
  margin:20px 0 0;
}

.btn-calc{
  width:100%;
  max-width:300px;
  padding:14px 20px;
  font-size:15px;
  font-weight:700;
  background:var(--c-accent);
  border-radius:8px;
  border:none;
  color:#fff;
  cursor:pointer;
  font-family:var(--font-jp);
  transition:background .18s;
}
.btn-calc:hover{background:var(--c-accent-dark);color:#fff;text-decoration:none;}

.btn-reset{
  display:block;
  margin:12px auto 0;
  background:none;
  border:none;
  color:var(--c-text-mute);
  font-size:12.5px;
  cursor:pointer;
  text-decoration:underline;
  font-family:var(--font-jp);
}

.tool-result{
  margin-top:20px;
  padding:18px;
  background:var(--c-primary-light);
  border:1px solid #C5DDF2;
  border-radius:var(--radius-lg);
}

.tool-result-title{
  font-size:13px;
  color:var(--c-text-sub);
  margin-bottom:6px;
  font-weight:500;
}

.tool-result-value{
  font-family:var(--font-num);
  font-size:36px;
  font-weight:700;
  color:var(--c-primary);
  line-height:1.2;
  letter-spacing:-.01em;
}
.tool-result-value .unit{
  font-size:16px;
  font-weight:500;
  margin-left:4px;
  color:var(--c-text-sub);
}

.tool-result-note{
  font-size:12px;
  color:var(--c-text-sub);
  margin-top:12px;
  line-height:1.75;
}

.breakdown-table{
  width:100%;
  border-collapse:collapse;
  font-size:13.5px;
  margin-top:14px;
}
.breakdown-table th,
.breakdown-table td{
  padding:9px 10px;
  border-bottom:1px solid var(--c-border);
  text-align:left;
}
.breakdown-table th{
  background:var(--c-bg-soft);
  font-weight:500;
  color:var(--c-text-sub);
  font-size:12.5px;
}
.breakdown-table td.num{
  text-align:right;
  font-family:var(--font-num);
}
.breakdown-table tr:last-child td{border-bottom:none;}
.breakdown-table .total-row td{font-weight:700;background:var(--c-bg-soft);}

/* ============ グラフ ============ */
.chart-box{
  background:var(--c-bg-soft);
  border:1px solid var(--c-border);
  border-radius:var(--radius);
  padding:24px 16px;
  text-align:center;
  margin:20px 0;
}
.chart-box figcaption{
  font-size:12px;
  color:var(--c-text-mute);
  margin-top:12px;
  line-height:1.7;
}

/* ============ FAQ ============ */
.faq-item{
  border-bottom:1px solid var(--c-border);
  padding:14px 0;
}
.faq-item:last-child{border-bottom:none;}

.faq-q{
  font-weight:700;
  font-size:14.5px;
  margin-bottom:6px;
  display:flex;
  gap:9px;
  line-height:1.7;
}
.faq-q::before{
  content:"Q";
  color:var(--c-accent);
  font-weight:700;
  flex-shrink:0;
}

.faq-a{
  font-size:13.5px;
  color:var(--c-text-sub);
  line-height:1.85;
  display:flex;
  gap:9px;
  margin:0;
}
.faq-a::before{
  content:"A";
  color:var(--c-primary);
  font-weight:700;
  flex-shrink:0;
}

/* ============ 信頼度・更新履歴 ============ */
.credibility{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  padding:12px 14px;
  background:var(--c-bg-soft);
  border-radius:var(--radius);
  margin:16px 0;
  flex-wrap:wrap;
}
.credibility .stars{
  color:var(--c-accent);
  font-size:15px;
  letter-spacing:2px;
}

.update-history{
  font-size:12.5px;
  color:var(--c-text-mute);
  border-left:3px solid var(--c-border);
  padding-left:12px;
  margin:16px 0;
}
.update-history li{
  list-style:none;
  margin-bottom:3px;
}

/* ============ 関連リンク ============ */
.related-box{
  border:1px solid var(--c-border);
  border-radius:var(--radius);
  padding:16px;
  margin:24px 0;
}
.related-box h3{
  font-size:15px;
  margin-bottom:10px;
}
.related-box ul{list-style:none;}
.related-box li{
  margin-bottom:8px;
  font-size:13.5px;
  padding-left:14px;
  position:relative;
}
.related-box li::before{
  content:"";
  position:absolute;
  left:2px;
  top:10px;
  width:4px;
  height:4px;
  background:var(--c-primary);
  border-radius:50%;
}
.related-box li:last-child{margin-bottom:0;}

/* ============ 記事ヘッダー ============ */
.article-header{
  border-bottom:1px solid var(--c-border);
  padding-bottom:14px;
  margin-bottom:22px;
}
.article-title{
  font-size:24px;
  line-height:1.6;
  margin:6px 0 10px;
  color:var(--c-text);
}
.article-info{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  font-size:12px;
  color:var(--c-text-mute);
  align-items:center;
}

@media (min-width:900px){
  .article-title{font-size:28px;}
  .form-row{grid-template-columns:1fr 1fr;gap:0 16px;}
}

/* ============ 印刷 ============ */
@media print{
  .site-header,.site-footer,.breadcrumb,.nav-toggle{display:none;}
  body{font-size:12pt;}
}