/* Wireframe styles — monochrome only */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&display=swap');

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

:root {
  --wf-black: #111;
  --wf-dark: #333;
  --wf-mid: #666;
  --wf-light: #999;
  --wf-lighter: #ccc;
  --wf-pale: #e8e8e8;
  --wf-white: #fff;
  --wf-border: #bbb;
  --wf-max: 1200px;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 15px;
  color: var(--wf-dark);
  background: var(--wf-white);
  line-height: 1.7;
}

/* ── Layout ── */
.wf-container { max-width: var(--wf-max); margin: 0 auto; padding: 0 24px; }

/* ── 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;
}
.wf-logo {
  font-weight: 700; font-size: 20px; color: var(--wf-black);
  text-decoration: none; letter-spacing: .05em;
}
.wf-nav { display: flex; gap: 32px; list-style: none; }
.wf-nav a { color: var(--wf-dark); text-decoration: none; font-size: 14px; }
.wf-nav a:hover { color: var(--wf-black); border-bottom: 1px solid var(--wf-black); }
.wf-cta-btn {
  display: inline-block; padding: 8px 20px;
  border: 2px solid var(--wf-black); background: var(--wf-black);
  color: var(--wf-white); font-size: 13px; font-weight: 700;
  text-decoration: none; letter-spacing: .04em;
}
.wf-cta-btn:hover { background: var(--wf-white); color: var(--wf-black); }

/* ── Footer ── */
.wf-footer {
  border-top: 1px solid var(--wf-border); background: var(--wf-pale);
  padding: 40px 0 24px;
}
.wf-footer__inner {
  display: flex; justify-content: space-between; align-items: flex-start;
  flex-wrap: wrap; gap: 24px;
}
.wf-footer__logo { font-weight: 700; font-size: 18px; color: var(--wf-black); }
.wf-footer__nav { display: flex; gap: 24px; list-style: none; }
.wf-footer__nav a { color: var(--wf-mid); font-size: 13px; text-decoration: none; }
.wf-footer__copy { text-align: center; font-size: 12px; color: var(--wf-light); margin-top: 32px; }

/* ── Placeholder image ── */
.wf-img {
  background: var(--wf-pale); border: 1px solid var(--wf-border);
  display: flex; align-items: center; justify-content: center;
  color: var(--wf-light); font-size: 13px; letter-spacing: .04em;
  width: 100%; aspect-ratio: 16/9;
}
.wf-img--sq { aspect-ratio: 1/1; }
.wf-img--tall { aspect-ratio: 4/5; }

/* ── Sections ── */
.wf-section { padding: 80px 0; }
.wf-section--gray { background: var(--wf-pale); }
.wf-section__label {
  font-size: 11px; font-weight: 700; letter-spacing: .12em;
  color: var(--wf-light); text-transform: uppercase; margin-bottom: 8px;
}
.wf-section__title {
  font-size: 28px; font-weight: 700; color: var(--wf-black);
  margin-bottom: 16px; line-height: 1.3;
}
.wf-section__lead { color: var(--wf-mid); max-width: 600px; margin-bottom: 48px; }

/* ── Hero ── */
.wf-hero {
  background: var(--wf-black); color: var(--wf-white);
  padding: 120px 0;
}
.wf-hero__inner { max-width: 700px; }
.wf-hero__tag {
  display: inline-block; border: 1px solid var(--wf-lighter);
  font-size: 11px; letter-spacing: .1em; padding: 4px 12px;
  margin-bottom: 24px; color: var(--wf-lighter);
}
.wf-hero__title { font-size: 48px; font-weight: 700; line-height: 1.2; margin-bottom: 24px; }
.wf-hero__sub { font-size: 16px; color: var(--wf-lighter); margin-bottom: 40px; }
.wf-hero__btns { display: flex; gap: 16px; flex-wrap: wrap; }
.wf-btn-primary {
  display: inline-block; padding: 14px 32px;
  background: var(--wf-white); color: var(--wf-black);
  font-weight: 700; font-size: 14px; text-decoration: none;
}
.wf-btn-secondary {
  display: inline-block; padding: 14px 32px;
  border: 1px solid var(--wf-lighter); color: var(--wf-white);
  font-size: 14px; text-decoration: none;
}

/* ── Cards grid ── */
.wf-grid { display: grid; gap: 24px; }
.wf-grid--3 { grid-template-columns: repeat(3, 1fr); }
.wf-grid--2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 768px) {
  .wf-grid--3, .wf-grid--2 { grid-template-columns: 1fr; }
  .wf-hero__title { font-size: 32px; }
  .wf-nav { display: none; }
}

.wf-card {
  border: 1px solid var(--wf-border); padding: 24px;
  background: var(--wf-white);
}
.wf-card__num {
  font-size: 32px; font-weight: 700; color: var(--wf-lighter); margin-bottom: 12px;
}
.wf-card__title { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.wf-card__text { font-size: 14px; color: var(--wf-mid); }

/* ── Page header ── */
.wf-page-header {
  background: var(--wf-pale); border-bottom: 1px solid var(--wf-border);
  padding: 64px 0 48px;
}
.wf-page-header__en {
  font-size: 11px; font-weight: 700; letter-spacing: .14em;
  color: var(--wf-light); text-transform: uppercase; margin-bottom: 8px;
}
.wf-page-header__title { font-size: 36px; font-weight: 700; color: var(--wf-black); }

/* ── News list ── */
.wf-news-list { list-style: none; }
.wf-news-item {
  display: flex; align-items: baseline; gap: 16px;
  padding: 16px 0; border-bottom: 1px solid var(--wf-pale);
}
.wf-news-item__date { font-size: 13px; color: var(--wf-light); white-space: nowrap; }
.wf-news-item__tag {
  font-size: 11px; border: 1px solid var(--wf-border);
  padding: 2px 8px; white-space: nowrap; color: var(--wf-mid);
}
.wf-news-item__title { font-size: 14px; color: var(--wf-dark); }

/* ── CTA band ── */
.wf-cta-band { background: var(--wf-black); color: var(--wf-white); padding: 80px 0; text-align: center; }
.wf-cta-band__title { font-size: 28px; font-weight: 700; margin-bottom: 16px; }
.wf-cta-band__sub { color: var(--wf-lighter); margin-bottom: 32px; }

/* ── Form ── */
.wf-form { max-width: 720px; margin: 0 auto; }
.wf-form__row { margin-bottom: 24px; }
.wf-form__label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 6px; }
.wf-form__required {
  display: inline-block; font-size: 10px; background: var(--wf-dark);
  color: var(--wf-white); padding: 1px 6px; margin-left: 6px; vertical-align: middle;
}
.wf-form__input, .wf-form__select, .wf-form__textarea {
  width: 100%; padding: 10px 14px;
  border: 1px solid var(--wf-border); background: var(--wf-white);
  font-family: inherit; font-size: 14px; color: var(--wf-dark);
  appearance: none;
}
.wf-form__textarea { min-height: 160px; resize: vertical; }
.wf-form__input:focus, .wf-form__textarea:focus { outline: 2px solid var(--wf-black); }
.wf-form__submit-wrap { text-align: center; margin-top: 40px; }
.wf-submit-btn {
  display: inline-block; padding: 14px 48px;
  background: var(--wf-black); color: var(--wf-white);
  font-size: 14px; font-weight: 700; cursor: pointer;
  border: 2px solid var(--wf-black); font-family: inherit;
}
.wf-submit-btn:hover { background: var(--wf-white); color: var(--wf-black); }

/* ── Confirm table ── */
.wf-confirm-table { width: 100%; border-collapse: collapse; margin-bottom: 40px; }
.wf-confirm-table th, .wf-confirm-table td {
  padding: 16px; border: 1px solid var(--wf-border);
  font-size: 14px; text-align: left;
}
.wf-confirm-table th { background: var(--wf-pale); width: 200px; font-weight: 700; }
.wf-action-btns { display: flex; gap: 16px; justify-content: center; }
.wf-btn-outline {
  display: inline-block; padding: 12px 32px;
  border: 2px solid var(--wf-black); color: var(--wf-black);
  font-size: 14px; text-decoration: none; background: var(--wf-white);
  cursor: pointer; font-family: inherit; font-weight: 700;
}

/* ── Complete ── */
.wf-complete { text-align: center; padding: 80px 0; }
.wf-complete__icon { font-size: 48px; margin-bottom: 24px; color: var(--wf-light); }
.wf-complete__title { font-size: 24px; font-weight: 700; margin-bottom: 16px; }
.wf-complete__text { color: var(--wf-mid); margin-bottom: 32px; }

/* ── About ── */
.wf-about-block { display: flex; gap: 48px; align-items: flex-start; margin-bottom: 64px; }
.wf-about-block__img { flex: 0 0 40%; }
.wf-about-block__body { flex: 1; }
.wf-about-block__title { font-size: 22px; font-weight: 700; margin-bottom: 12px; }
.wf-about-block__text { color: var(--wf-mid); }
@media (max-width: 768px) { .wf-about-block { flex-direction: column; } }

.wf-team-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
@media (max-width: 768px) { .wf-team-grid { grid-template-columns: repeat(2,1fr); } }
.wf-team-card__img { margin-bottom: 12px; }
.wf-team-card__name { font-weight: 700; margin-bottom: 4px; }
.wf-team-card__role { font-size: 13px; color: var(--wf-light); }

/* ── Breadcrumb ── */
.wf-breadcrumb { font-size: 12px; color: var(--wf-light); padding: 12px 0; }
.wf-breadcrumb a { color: var(--wf-light); text-decoration: none; }
.wf-breadcrumb span { margin: 0 6px; }