/* 失業保険シミュレーター 共通スタイル */
:root {
  --c-bg: #f6f8fa;
  --c-surface: #ffffff;
  --c-text: #1a2330;
  --c-text-sub: #5b6675;
  --c-primary: #0f62ac;
  --c-primary-dark: #0c4f8c;
  --c-primary-pale: #e8f1f9;
  --c-accent: #0a8f62;
  --c-accent-pale: #e6f5ef;
  --c-warn: #b35c00;
  --c-warn-pale: #fdf3e7;
  --c-border: #d8dee6;
  --c-focus: #ffbf47;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(16, 30, 54, 0.08), 0 4px 14px rgba(16, 30, 54, 0.06);
  --maxw: 860px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --c-bg: #11161d;
    --c-surface: #1a2230;
    --c-text: #e8edf4;
    --c-text-sub: #9aa7b8;
    --c-primary: #5aa3e0;
    --c-primary-dark: #7cb8ec;
    --c-primary-pale: #1d2c3e;
    --c-accent: #4cc499;
    --c-accent-pale: #16302a;
    --c-warn: #e0a155;
    --c-warn-pale: #33271a;
    --c-border: #34404f;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "BIZ UDPGothic", Meiryo, system-ui, -apple-system, sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.75;
  font-size: 16px;
}

a { color: var(--c-primary); }
a:hover { color: var(--c-primary-dark); }

/* ヘッダー */
.site-header {
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.brand {
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--c-text);
  text-decoration: none;
  white-space: nowrap;
}
.brand .badge {
  font-size: 0.68rem;
  color: var(--c-primary);
  border: 1px solid var(--c-primary);
  border-radius: 4px;
  padding: 1px 5px;
  margin-left: 6px;
  vertical-align: 2px;
}
.global-nav {
  display: flex;
  gap: 2px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.global-nav::-webkit-scrollbar { display: none; }
.global-nav a {
  font-size: 0.84rem;
  text-decoration: none;
  color: var(--c-text-sub);
  padding: 6px 10px;
  border-radius: 6px;
  white-space: nowrap;
}
.global-nav a[aria-current="page"] {
  color: var(--c-primary);
  background: var(--c-primary-pale);
  font-weight: 600;
}
.global-nav a:hover { background: var(--c-primary-pale); }

/* レイアウト */
main {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 20px 16px 48px;
}
.breadcrumb {
  font-size: 0.78rem;
  color: var(--c-text-sub);
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.breadcrumb li + li::before { content: "›"; margin-right: 4px; color: var(--c-border); }
.breadcrumb a { color: var(--c-text-sub); }

h1 { font-size: 1.45rem; line-height: 1.45; margin: 0 0 8px; }
.lead { color: var(--c-text-sub); font-size: 0.92rem; margin: 0 0 20px; }
h2 {
  font-size: 1.2rem;
  margin: 40px 0 14px;
  padding-left: 12px;
  border-left: 4px solid var(--c-primary);
  line-height: 1.5;
}
h3 { font-size: 1.04rem; margin: 26px 0 10px; }

.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 18px;
  margin-bottom: 22px;
}

/* フォーム */
.field { margin-bottom: 18px; }
.field > label, .field > .field-label {
  display: block;
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: 6px;
}
.field .hint { font-size: 0.78rem; color: var(--c-text-sub); font-weight: 400; margin-top: 4px; }
.field input[type="number"],
.field input[type="date"],
.field select {
  width: 100%;
  font-size: 1.05rem;
  padding: 12px 12px;
  border: 1.5px solid var(--c-border);
  border-radius: 8px;
  background: var(--c-surface);
  color: var(--c-text);
  appearance: none;
  -webkit-appearance: none;
}
.field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235b6675' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}
.field input:focus, .field select:focus, button:focus-visible, a:focus-visible {
  outline: 3px solid var(--c-focus);
  outline-offset: 1px;
}
.input-unit { position: relative; }
.input-unit .unit {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--c-text-sub);
  font-size: 0.9rem;
  pointer-events: none;
}
.input-unit input { padding-right: 56px; }

.radio-group { display: flex; flex-wrap: wrap; gap: 8px; }
.radio-group label {
  flex: 1 1 calc(50% - 8px);
  min-width: 140px;
  border: 1.5px solid var(--c-border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.88rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--c-surface);
}
.radio-group input { accent-color: var(--c-primary); width: 18px; height: 18px; margin: 0; flex-shrink: 0; }
.radio-group label:has(input:checked) {
  border-color: var(--c-primary);
  background: var(--c-primary-pale);
  font-weight: 600;
}

.check-row { display: flex; align-items: flex-start; gap: 8px; font-size: 0.86rem; }
.check-row input { accent-color: var(--c-primary); width: 18px; height: 18px; margin-top: 3px; flex-shrink: 0; }

details.adv { margin: 14px 0; }
details.adv > summary {
  cursor: pointer;
  font-size: 0.88rem;
  color: var(--c-primary);
  font-weight: 600;
}
.salary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 8px;
  margin-top: 10px;
}
.salary-grid label { font-size: 0.78rem; color: var(--c-text-sub); display: block; }
.salary-grid input {
  width: 100%;
  padding: 8px;
  font-size: 0.95rem;
  border: 1.5px solid var(--c-border);
  border-radius: 6px;
  background: var(--c-surface);
  color: var(--c-text);
}

.btn-primary {
  display: block;
  width: 100%;
  background: var(--c-primary);
  color: #fff;
  font-size: 1.08rem;
  font-weight: 700;
  border: none;
  border-radius: 8px;
  padding: 15px;
  cursor: pointer;
  margin-top: 4px;
}
.btn-primary:hover { background: var(--c-primary-dark); }
.btn-ghost {
  display: inline-block;
  background: none;
  border: 1.5px solid var(--c-border);
  color: var(--c-text);
  border-radius: 8px;
  padding: 9px 14px;
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: none;
}
.btn-ghost:hover { border-color: var(--c-primary); color: var(--c-primary); }

.error-msg {
  background: var(--c-warn-pale);
  color: var(--c-warn);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.88rem;
  margin-bottom: 14px;
}

/* 結果 */
.result-headline {
  background: var(--c-accent-pale);
  border: 1.5px solid var(--c-accent);
  border-radius: var(--radius);
  padding: 18px 16px;
  text-align: center;
  margin-bottom: 16px;
}
.result-headline .label { font-size: 0.85rem; color: var(--c-text-sub); }
.result-headline .amount {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--c-accent);
  line-height: 1.3;
  font-variant-numeric: tabular-nums;
}
.result-headline .sub { font-size: 0.82rem; color: var(--c-text-sub); }

.result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}
.result-item {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 8px;
  padding: 12px;
}
.result-item .k { font-size: 0.76rem; color: var(--c-text-sub); display: block; }
.result-item .v { font-size: 1.18rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.result-item .v small { font-size: 0.78rem; font-weight: 400; color: var(--c-text-sub); }

table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin: 12px 0 6px;
}
table.data caption {
  caption-side: top;
  text-align: left;
  font-size: 0.8rem;
  color: var(--c-text-sub);
  padding-bottom: 6px;
}
table.data th, table.data td {
  border: 1px solid var(--c-border);
  padding: 8px 10px;
  text-align: left;
  font-variant-numeric: tabular-nums;
}
table.data thead th { background: var(--c-primary-pale); font-size: 0.82rem; }
table.data .num { text-align: right; }
table.data .hl { background: var(--c-accent-pale); font-weight: 700; }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-scroll table { min-width: 560px; }

.schedule { list-style: none; margin: 12px 0; padding: 0; position: relative; }
.schedule li {
  position: relative;
  padding: 0 0 18px 26px;
  font-size: 0.9rem;
}
.schedule li::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--c-primary);
}
.schedule li::after {
  content: "";
  position: absolute;
  left: 10px;
  top: 20px;
  bottom: -2px;
  width: 2px;
  background: var(--c-border);
}
.schedule li:last-child::after { display: none; }
.schedule .d { font-weight: 700; }
.schedule .note { display: block; font-size: 0.78rem; color: var(--c-text-sub); }

.actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0; }

.notice {
  font-size: 0.8rem;
  color: var(--c-text-sub);
  background: var(--c-bg);
  border-radius: 8px;
  padding: 10px 14px;
  margin-top: 14px;
}
.notice a { color: var(--c-text-sub); }

/* FAQ */
.faq-item {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  margin-bottom: 10px;
  overflow: hidden;
}
.faq-item summary {
  cursor: pointer;
  padding: 14px 16px;
  font-weight: 600;
  font-size: 0.94rem;
  list-style: none;
  position: relative;
  padding-right: 38px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--c-primary);
  font-size: 1.3rem;
  font-weight: 400;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item .a { padding: 0 16px 14px; font-size: 0.9rem; color: var(--c-text); }

/* 記事 */
.article p { margin: 0 0 16px; }
.article ul, .article ol { padding-left: 24px; margin: 0 0 16px; }
.article li { margin-bottom: 6px; }
.note-box {
  background: var(--c-warn-pale);
  border-left: 4px solid var(--c-warn);
  border-radius: 0 8px 8px 0;
  padding: 12px 16px;
  font-size: 0.88rem;
  margin: 16px 0;
}
.point-box {
  background: var(--c-primary-pale);
  border-left: 4px solid var(--c-primary);
  border-radius: 0 8px 8px 0;
  padding: 12px 16px;
  font-size: 0.88rem;
  margin: 16px 0;
}
.src-list { font-size: 0.78rem; color: var(--c-text-sub); }
.src-list a { word-break: break-all; }

/* 内部リンクカード */
.link-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 12px;
  margin: 16px 0;
}
.link-cards a {
  display: block;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 14px 16px;
  text-decoration: none;
  color: var(--c-text);
  box-shadow: var(--shadow);
}
.link-cards a:hover { border-color: var(--c-primary); }
.link-cards .t { font-weight: 700; font-size: 0.92rem; color: var(--c-primary); display: block; margin-bottom: 4px; }
.link-cards .d { font-size: 0.8rem; color: var(--c-text-sub); }

/* 広告枠: 高さ予約でCLS防止。ラベルはGoogle推奨の「スポンサーリンク」等は付けず、autoadsに任せる */
.ad-slot { min-height: 0; margin: 24px 0; text-align: center; }

/* フッター */
.site-footer {
  border-top: 1px solid var(--c-border);
  background: var(--c-surface);
  margin-top: 30px;
}
.site-footer .inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 22px 16px;
  font-size: 0.8rem;
  color: var(--c-text-sub);
}
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  margin-bottom: 10px;
}
.site-footer a { color: var(--c-text-sub); }

.updated { font-size: 0.76rem; color: var(--c-text-sub); }

@media (max-width: 480px) {
  h1 { font-size: 1.25rem; }
  .card { padding: 16px 14px; }
  .result-headline .amount { font-size: 1.8rem; }
  .radio-group label { flex-basis: 100%; }
}

@media print {
  .site-header, .site-footer, .actions, .ad-slot, .global-nav, .link-cards, .btn-primary { display: none !important; }
  body { background: #fff; color: #000; }
  .card, .result-headline { box-shadow: none; border-color: #999; }
  main { padding: 0; }
}