/* ===== Wireframe Design System — wf-test-site ===== */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&display=swap');

:root {
  --wf-black:    #111111;
  --wf-gray-900: #222222;
  --wf-gray-700: #444444;
  --wf-gray-500: #888888;
  --wf-gray-300: #bbbbbb;
  --wf-gray-100: #eeeeee;
  --wf-gray-50:  #f6f6f6;
  --wf-white:    #ffffff;
  --wf-border:   #cccccc;
  --wf-max-w:    1200px;
  --wf-radius:   4px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  line-height: 1.7;
  color: var(--wf-black);
  background: var(--wf-white);
}

/* ---- Layout ---- */
.wf-container {
  width: 100%;
  max-width: var(--wf-max-w);
  margin: 0 auto;
  padding: 0 16px;
}

/* ---- Header ---- */
.wf-header {
  border-bottom: 2px solid var(--wf-black);
  background: var(--wf-white);
  position: sticky;
  top: 0;
  z-index: 100;
}
.wf-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}
.wf-logo {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .05em;
  text-decoration: none;
  color: var(--wf-black);
  white-space: nowrap;
}
.wf-logo span {
  display: inline-block;
  background: var(--wf-black);
  color: var(--wf-white);
  padding: 2px 8px;
  font-size: 11px;
  margin-left: 6px;
  vertical-align: middle;
  letter-spacing: .08em;
}
.wf-nav {
  display: flex;
  gap: 0;
  list-style: none;
}
.wf-nav a {
  display: block;
  padding: 6px 14px;
  font-size: 13px;
  text-decoration: none;
  color: var(--wf-gray-700);
  border: 1px solid transparent;
  transition: border-color .1s;
}
.wf-nav a:hover, .wf-nav a[aria-current="page"] {
  border-color: var(--wf-border);
  color: var(--wf-black);
}
.wf-header__cta {
  display: inline-block;
  padding: 8px 18px;
  background: var(--wf-black);
  color: var(--wf-white);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

/* ---- Breadcrumb ---- */
.wf-breadcrumb {
  background: var(--wf-gray-50);
  border-bottom: 1px solid var(--wf-border);
  padding: 8px 0;
  font-size: 12px;
  color: var(--wf-gray-500);
}
.wf-breadcrumb ol { list-style: none; display: flex; gap: 4px; }
.wf-breadcrumb li::after { content: '/'; margin-left: 4px; }
.wf-breadcrumb li:last-child::after { content: ''; }
.wf-breadcrumb a { color: var(--wf-gray-500); text-decoration: underline; }

/* ---- Page Header ---- */
.wf-page-header {
  background: var(--wf-gray-100);
  border-bottom: 1px solid var(--wf-border);
  padding: 40px 0;
}
.wf-page-header h1 {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: .04em;
}

/* ---- Placeholder Image ---- */
.wf-img {
  background: var(--wf-gray-300);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--wf-gray-500);
  font-size: 11px;
  letter-spacing: .08em;
}

/* ---- Sections ---- */
.wf-section { padding: 64px 0; }
.wf-section + .wf-section { border-top: 1px solid var(--wf-border); }
.wf-section__label {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .15em;
  border: 1px solid var(--wf-black);
  padding: 2px 8px;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.wf-section__title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}
.wf-section__lead {
  color: var(--wf-gray-700);
  max-width: 600px;
  margin-bottom: 40px;
}

/* ---- Hero ---- */
.wf-hero {
  background: var(--wf-gray-100);
  border-bottom: 2px solid var(--wf-black);
  padding: 80px 0;
}
.wf-hero__inner { display: flex; gap: 40px; align-items: center; }
.wf-hero__text { flex: 1; }
.wf-hero__catch {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 16px;
  letter-spacing: .03em;
}
.wf-hero__sub {
  color: var(--wf-gray-700);
  margin-bottom: 32px;
  max-width: 480px;
}
.wf-hero__img {
  flex: 1;
  height: 320px;
}
.wf-btn {
  display: inline-block;
  padding: 14px 32px;
  background: var(--wf-black);
  color: var(--wf-white);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: .06em;
  border: 2px solid var(--wf-black);
}
.wf-btn--outline {
  background: var(--wf-white);
  color: var(--wf-black);
}

/* ---- Card Grid ---- */
.wf-grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.wf-grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.wf-card {
  border: 1px solid var(--wf-border);
  padding: 24px;
}
.wf-card__img { width: 100%; height: 180px; margin-bottom: 16px; }
.wf-card__tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .1em;
  border: 1px solid var(--wf-black);
  padding: 1px 6px;
  display: inline-block;
  margin-bottom: 8px;
}
.wf-card__title { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.wf-card__body { font-size: 13px; color: var(--wf-gray-700); }

/* ---- News List ---- */
.wf-news-list { list-style: none; }
.wf-news-list li {
  display: flex;
  gap: 16px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--wf-border);
  font-size: 13px;
}
.wf-news-list__date { color: var(--wf-gray-500); white-space: nowrap; font-size: 12px; }
.wf-news-list__cat {
  font-size: 10px;
  border: 1px solid var(--wf-border);
  padding: 1px 6px;
  white-space: nowrap;
  color: var(--wf-gray-700);
}
.wf-news-list a { color: var(--wf-black); text-decoration: none; }
.wf-news-list a:hover { text-decoration: underline; }

/* ---- CTA Banner ---- */
.wf-cta-banner {
  background: var(--wf-black);
  color: var(--wf-white);
  padding: 64px 0;
  text-align: center;
}
.wf-cta-banner h2 { font-size: 24px; margin-bottom: 8px; }
.wf-cta-banner p { margin-bottom: 32px; color: var(--wf-gray-300); }

/* ---- Two Col ---- */
.wf-two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.wf-two-col__img { height: 300px; }

/* ---- Cards Mission ---- */
.wf-mission-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.wf-mission-card {
  border: 2px solid var(--wf-black);
  padding: 32px 24px;
}
.wf-mission-card__label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .15em;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.wf-mission-card__title { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.wf-mission-card__body { font-size: 13px; color: var(--wf-gray-700); }

/* ---- Team Grid ---- */
.wf-team-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.wf-team-card { text-align: center; }
.wf-team-card__photo { width: 100%; aspect-ratio: 1; margin-bottom: 12px; }
.wf-team-card__name { font-weight: 700; margin-bottom: 4px; }
.wf-team-card__role { font-size: 12px; color: var(--wf-gray-500); }

/* ---- History Timeline ---- */
.wf-timeline { position: relative; padding-left: 32px; }
.wf-timeline::before {
  content: '';
  position: absolute;
  left: 8px; top: 0; bottom: 0;
  width: 2px;
  background: var(--wf-gray-300);
}
.wf-timeline__item { position: relative; margin-bottom: 32px; }
.wf-timeline__item::before {
  content: '';
  position: absolute;
  left: -28px;
  top: 6px;
  width: 12px;
  height: 12px;
  border: 2px solid var(--wf-black);
  background: var(--wf-white);
  border-radius: 50%;
}
.wf-timeline__year { font-size: 12px; font-weight: 700; color: var(--wf-gray-500); margin-bottom: 4px; }
.wf-timeline__text { font-size: 13px; }

/* ---- Contact Form ---- */
.wf-form { max-width: 680px; }
.wf-form-group { margin-bottom: 24px; }
.wf-form-group label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 6px;
}
.wf-form-group .wf-required {
  font-size: 10px;
  background: var(--wf-black);
  color: var(--wf-white);
  padding: 1px 4px;
  margin-left: 6px;
}
.wf-form-group input,
.wf-form-group textarea,
.wf-form-group select {
  width: 100%;
  border: 1px solid var(--wf-border);
  padding: 10px 12px;
  font-family: inherit;
  font-size: 14px;
  color: var(--wf-black);
  background: var(--wf-white);
  outline: none;
}
.wf-form-group input:focus,
.wf-form-group textarea:focus { border-color: var(--wf-black); }
.wf-form-group textarea { resize: vertical; min-height: 160px; }
.wf-form__privacy {
  font-size: 12px;
  color: var(--wf-gray-500);
  margin-bottom: 24px;
  padding: 16px;
  background: var(--wf-gray-50);
  border: 1px solid var(--wf-border);
}
.wf-form__actions { display: flex; gap: 16px; }

/* ---- Confirm Table ---- */
.wf-confirm-table { width: 100%; max-width: 680px; border-collapse: collapse; margin-bottom: 40px; }
.wf-confirm-table th, .wf-confirm-table td {
  border: 1px solid var(--wf-border);
  padding: 14px 16px;
  text-align: left;
  font-size: 13px;
}
.wf-confirm-table th {
  background: var(--wf-gray-50);
  font-weight: 700;
  width: 200px;
  color: var(--wf-gray-700);
}

/* ---- Complete ---- */
.wf-complete { text-align: center; padding: 80px 0; }
.wf-complete__icon {
  width: 64px; height: 64px;
  border: 3px solid var(--wf-black);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px;
  margin: 0 auto 24px;
}
.wf-complete h2 { font-size: 24px; margin-bottom: 16px; }
.wf-complete p { color: var(--wf-gray-700); margin-bottom: 40px; }

/* ---- Footer ---- */
.wf-footer {
  background: var(--wf-black);
  color: var(--wf-gray-300);
  padding: 32px 0;
  font-size: 12px;
  margin-top: 80px;
}
.wf-footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.wf-footer__logo { color: var(--wf-white); font-weight: 700; font-size: 14px; }
.wf-footer__nav { display: flex; gap: 16px; list-style: none; }
.wf-footer__nav a { color: var(--wf-gray-300); text-decoration: none; }
.wf-footer__nav a:hover { color: var(--wf-white); }
.wf-footer__copy { color: var(--wf-gray-500); }

/* ---- Dummy text placeholder ---- */
.wf-dummy {
  background: var(--wf-gray-100);
  color: var(--wf-gray-500);
  padding: 2px 0;
  font-size: 13px;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .wf-hero__inner { flex-direction: column; }
  .wf-hero__catch { font-size: 24px; }
  .wf-grid-3, .wf-grid-4 { grid-template-columns: 1fr; }
  .wf-two-col { grid-template-columns: 1fr; }
  .wf-mission-grid { grid-template-columns: 1fr; }
  .wf-team-grid { grid-template-columns: repeat(2,1fr); }
  .wf-nav { display: none; }
  .wf-footer__inner { flex-direction: column; text-align: center; }
  .wf-form__actions { flex-direction: column; }
}