/* ===== 千葉 外国人介護 補助金ナビ メインCSS ===== */

:root {
  --c-navy: #1F3A68;
  --c-navy-dark: #152844;
  --c-orange: #F39800;
  --c-orange-dark: #D17F00;
  --c-beige: #FAF6F0;
  --c-text: #1F2A3C;
  --c-text-sub: #5A6679;
  --c-border: #E3E8EF;
  --c-warn-bg: #FFF6E5;
  --c-warn-border: #F2C97D;
  --radius: 8px;
  --maxw: 1080px;
  --gap: 24px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-text);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--c-navy); text-decoration: underline; }
a:hover { color: var(--c-orange); }

img { max-width: 100%; height: auto; }

h1, h2, h3, h4 { font-weight: 700; line-height: 1.4; color: var(--c-navy); }
h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; margin-top: 2.4em; padding-bottom: .4em; border-bottom: 3px solid var(--c-navy); }
h3 { font-size: 1.2rem; margin-top: 2em; padding-left: .6em; border-left: 5px solid var(--c-orange); }
h4 { font-size: 1.05rem; margin-top: 1.6em; }

p { margin: 1em 0; }

.ckh-container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}

/* ----- header ----- */
.ckh-header {
  background: #fff;
  border-bottom: 1px solid var(--c-border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.ckh-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
}
.ckh-header__logo {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
}
.ckh-header__logo a {
  color: var(--c-navy);
  text-decoration: none;
}
.ckh-header__menu {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  gap: 24px;
}
.ckh-header__menu a {
  color: var(--c-text);
  text-decoration: none;
  font-weight: 500;
}
.ckh-header__menu a:hover { color: var(--c-orange); }

/* ----- main ----- */
.ckh-main { padding-bottom: 80px; }

/* ----- breadcrumbs ----- */
.ckh-breadcrumbs {
  margin: 16px 0;
  font-size: .875rem;
  color: var(--c-text-sub);
}
.ckh-breadcrumbs ol {
  list-style: none;
  margin: 0; padding: 0;
  display: flex; flex-wrap: wrap; gap: 8px;
}
.ckh-breadcrumbs li::after {
  content: "/";
  margin-left: 8px;
  color: var(--c-text-sub);
}
.ckh-breadcrumbs li:last-child::after { content: ""; }
.ckh-breadcrumbs a { text-decoration: none; }

/* ----- hero ----- */
.ckh-hero {
  background: linear-gradient(135deg, var(--c-navy) 0%, var(--c-navy-dark) 100%);
  color: #fff;
  padding: 64px 20px 72px;
  margin: 0 -20px 48px;
}
.ckh-hero__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  text-align: center;
}
.ckh-hero__title {
  color: #fff;
  font-size: 2rem;
  margin: 0 0 16px;
}
.ckh-hero__sub {
  font-size: 1.05rem;
  margin: 0 0 32px;
  color: rgba(255,255,255,.92);
}
.ckh-hero__cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ----- buttons ----- */
.ckh-btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 700;
  text-decoration: none;
  transition: opacity .2s, transform .1s;
}
.ckh-btn:hover { transform: translateY(-1px); opacity: .95; }
.ckh-btn--primary {
  background: var(--c-orange);
  color: #fff;
}
.ckh-btn--primary:hover { color: #fff; background: var(--c-orange-dark); }
.ckh-btn--ghost {
  background: rgba(255,255,255,.15);
  color: #fff;
  border: 1px solid rgba(255,255,255,.6);
}
.ckh-btn--ghost:hover { color: #fff; background: rgba(255,255,255,.25); }

/* ----- section ----- */
.ckh-section { margin: 64px 0; }
.ckh-section--alt {
  background: var(--c-beige);
  padding: 48px 20px;
  margin-left: -20px; margin-right: -20px;
}
.ckh-section__title {
  text-align: center;
  margin-top: 0;
  border-bottom: none;
  padding-bottom: 0;
}
.ckh-section__title::after {
  content: "";
  display: block;
  width: 56px;
  height: 4px;
  background: var(--c-orange);
  margin: 12px auto 0;
}
.ckh-section__sub {
  text-align: center;
  color: var(--c-text-sub);
  margin-bottom: 32px;
}

/* ----- card grid ----- */
.ckh-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--gap);
}
.ckh-card {
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 24px;
  transition: box-shadow .2s, transform .1s;
}
.ckh-card:hover {
  box-shadow: 0 8px 24px rgba(31,58,104,.08);
  transform: translateY(-2px);
}
.ckh-card__tag {
  display: inline-block;
  background: var(--c-navy);
  color: #fff;
  font-size: .75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  margin: 0 0 12px;
}
.ckh-card__title {
  font-size: 1.1rem;
  margin: 0 0 16px;
  border: none;
  padding: 0;
}
.ckh-card__title a {
  color: var(--c-navy);
  text-decoration: none;
}
.ckh-card__title a:hover { color: var(--c-orange); }
.ckh-card__limit {
  margin: 8px 0;
  font-size: .9rem;
  color: var(--c-text-sub);
}
.ckh-card__limit strong {
  color: var(--c-orange-dark);
  font-size: 1.2rem;
  margin-left: 8px;
}
.ckh-card__period {
  font-size: .85rem;
  color: var(--c-text-sub);
  margin: 8px 0;
}
.ckh-card__more {
  display: inline-block;
  margin-top: 12px;
  color: var(--c-orange-dark);
  text-decoration: none;
  font-weight: 700;
}

/* ----- category cards ----- */
.ckh-cat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--gap);
}
.ckh-cat {
  display: block;
  padding: 24px;
  background: #fff;
  border: 2px solid var(--c-border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--c-text);
  transition: border-color .2s, transform .1s;
}
.ckh-cat:hover {
  border-color: var(--c-orange);
  transform: translateY(-2px);
}
.ckh-cat h3 {
  margin: 0 0 8px;
  border: none;
  padding: 0;
  color: var(--c-navy);
}
.ckh-cat p {
  margin: 0;
  font-size: .9rem;
  color: var(--c-text-sub);
}

/* ----- supervisor ----- */
.ckh-supervisor {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.ckh-supervisor__name { font-size: 1.4rem; margin: 0 0 4px; }
.ckh-supervisor__title { color: var(--c-text-sub); margin: 0 0 16px; }
.ckh-supervisor__bio { text-align: left; }

/* ----- article (single, page) ----- */
.ckh-article {
  max-width: 760px;
  margin: 32px auto 0;
}
.ckh-article__header { margin-bottom: 32px; }
.ckh-article__title { margin: 0; }
.ckh-article__date {
  margin: 8px 0 0;
  font-size: .85rem;
  color: var(--c-text-sub);
}
.ckh-article__body { line-height: 1.95; }
.ckh-article__body table { border-collapse: collapse; width: 100%; margin: 1em 0; }
.ckh-article__body th, .ckh-article__body td {
  border: 1px solid var(--c-border);
  padding: 12px;
  text-align: left;
}
.ckh-article__body th { background: var(--c-beige); white-space: nowrap; }

/* ----- subsidy single ----- */
.ckh-subsidy { max-width: 900px; margin: 32px auto 0; }
.ckh-subsidy__header { margin-bottom: 32px; }
.ckh-subsidy__authority {
  display: inline-block;
  background: var(--c-navy);
  color: #fff;
  padding: 4px 12px;
  border-radius: 4px;
  font-size: .8rem;
  font-weight: 700;
  margin: 0 0 12px;
}
.ckh-subsidy__title { margin: 0; }
.ckh-table {
  border-collapse: collapse;
  width: 100%;
  margin: 1.5em 0;
}
.ckh-table th, .ckh-table td {
  border: 1px solid var(--c-border);
  padding: 14px;
  text-align: left;
  vertical-align: top;
}
.ckh-table th {
  background: var(--c-beige);
  width: 30%;
  white-space: nowrap;
}

/* ----- notice ----- */
.ckh-notice {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin: 16px 0;
}
.ckh-notice--warn {
  background: var(--c-warn-bg);
  border: 1px solid var(--c-warn-border);
  color: #7A4F00;
}

/* ----- credit ----- */
.ckh-credit {
  margin-top: 48px;
  padding: 24px;
  background: var(--c-beige);
  border-left: 4px solid var(--c-orange);
  border-radius: var(--radius);
}
.ckh-credit__title {
  margin: 0 0 12px;
  font-size: 1rem;
  border: none;
  padding: 0;
}
.ckh-credit__name { font-weight: 700; margin: 4px 0; }
.ckh-credit__bio,
.ckh-credit__verified,
.ckh-credit__official {
  margin: 4px 0;
  font-size: .9rem;
  color: var(--c-text-sub);
}

/* ----- cta block ----- */
.ckh-cta {
  margin: 48px 0;
  padding: 32px;
  background: linear-gradient(135deg, var(--c-navy) 0%, var(--c-navy-dark) 100%);
  color: #fff;
  border-radius: var(--radius);
  text-align: center;
}
.ckh-cta h2 {
  color: #fff;
  border: none;
  margin: 0 0 12px;
  padding: 0;
}
.ckh-cta p { margin: 0 0 16px; }

/* ----- archive ----- */
.ckh-archive__header {
  margin: 32px 0 24px;
  text-align: center;
}
.ckh-archive__title { margin: 0; border: none; padding: 0; }
.ckh-archive__sub { color: var(--c-text-sub); }
.ckh-archive__filter {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin: 24px 0 32px;
}
.ckh-archive__filter a {
  padding: 8px 16px;
  border: 1px solid var(--c-border);
  border-radius: 9999px;
  text-decoration: none;
  color: var(--c-text);
  font-size: .9rem;
}
.ckh-archive__filter a:hover {
  border-color: var(--c-orange);
  color: var(--c-orange);
}

/* ----- pagination ----- */
.ckh-pagination {
  margin: 48px 0 16px;
  text-align: center;
}
.ckh-pagination .page-numbers {
  display: inline-block;
  padding: 8px 14px;
  margin: 0 4px;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--c-text);
}
.ckh-pagination .current {
  background: var(--c-navy);
  color: #fff;
  border-color: var(--c-navy);
}

/* ----- search ----- */
.ckh-searchform {
  display: flex;
  gap: 8px;
  max-width: 520px;
  margin: 24px 0;
}
.ckh-searchform__input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  font-size: 1rem;
}
.ckh-searchform__btn {
  padding: 12px 20px;
  background: var(--c-navy);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 700;
}
.ckh-searchform__btn:hover { background: var(--c-navy-dark); }

/* ----- footer ----- */
.ckh-footer {
  background: var(--c-navy);
  color: rgba(255,255,255,.92);
  padding: 48px 20px 24px;
  margin-top: 80px;
}
.ckh-footer__inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
}
.ckh-footer__col h2 {
  color: #fff;
  font-size: 1rem;
  border: none;
  padding: 0;
  margin: 0 0 12px;
}
.ckh-footer__heading { font-size: 1rem; }
.ckh-footer__logo {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 8px;
  color: #fff;
}
.ckh-footer__desc {
  font-size: .85rem;
  color: rgba(255,255,255,.75);
}
.ckh-footer a {
  color: #fff;
  text-decoration: none;
}
.ckh-footer a:hover { color: var(--c-orange); }
.ckh-footer__menu {
  list-style: none;
  margin: 0; padding: 0;
}
.ckh-footer__menu li { margin: 4px 0; }
.ckh-footer__bottom {
  text-align: center;
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,.12);
  font-size: .8rem;
  color: rgba(255,255,255,.7);
}

/* ----- responsive ----- */
@media (max-width: 768px) {
  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.3rem; }
  .ckh-hero { padding: 48px 20px 56px; }
  .ckh-hero__title { font-size: 1.6rem; }
  .ckh-header__inner { flex-direction: column; gap: 12px; padding: 12px 0; }
  .ckh-header__menu { gap: 16px; flex-wrap: wrap; justify-content: center; }
  .ckh-table th { width: 35%; white-space: normal; }
}

/* ----- screen reader ----- */
.screen-reader-text {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  border: 0; overflow: hidden;
  clip: rect(0,0,0,0);
}