/* ============================================================
   Components — reusable UI parts based on DESIGN.md
   新しいコンポーネントはここに追加する
   ============================================================ */

/* ---- Hero -------------------------------------------------- */
.gemba-hero {
  background: linear-gradient(135deg, var(--color-primary-dk) 0%, var(--color-primary) 60%, var(--color-primary-lt) 100%);
  padding: var(--sp-16) var(--sp-4) var(--sp-12);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.gemba-hero::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0; right: 0;
  height: 40px;
  background: var(--surface-page);
  clip-path: ellipse(55% 100% at 50% 100%);
}
.gemba-hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin-inline: auto;
}
.gemba-hero__label {
  display: inline-block;
  background: rgba(255,255,255,.15);
  color: rgba(255,255,255,.9);
  font-size: var(--fs-label);
  font-weight: var(--fw-medium);
  letter-spacing: .08em;
  padding: var(--sp-1) var(--sp-4);
  border-radius: var(--radius-pill);
  margin-bottom: var(--sp-4);
}
.gemba-hero__title {
  font-size: clamp(28px, 5vw, var(--fs-display));
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-display);
  color: #ffffff;
  margin: 0 0 var(--sp-3);
  line-height: 1.0;
}
.gemba-hero__sub {
  font-size: clamp(13px, 2vw, var(--fs-body-lg));
  font-weight: var(--fw-regular);
  letter-spacing: var(--ls-body);
  color: rgba(255,255,255,.8);
  margin: 0;
}

/* ---- Category Card ----------------------------------------- */
.gemba-cat-card {
  display: flex;
  flex-direction: column;
  background: var(--surface-card);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-default);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease;
}
.gemba-cat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  text-decoration: none;
}
.gemba-cat-card__img {
  height: 96px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-lt) 100%);
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
}
.gemba-cat-card__noimg {
  font-size: 32px;
  font-weight: var(--fw-semibold);
  color: rgba(255,255,255,.5);
}
.gemba-cat-card__body {
  padding: var(--sp-3) var(--sp-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
}
.gemba-cat-card__name {
  font-size: var(--fs-caption);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-body);
  color: var(--text-primary);
  line-height: 1.4;
}
.gemba-cat-card__count {
  font-size: var(--fs-micro);
  font-weight: var(--fw-medium);
  color: #ffffff;
  background: var(--color-accent);
  padding: 2px var(--sp-2);
  border-radius: var(--radius-pill);
  white-space: nowrap;
  flex-shrink: 0;
}

/* ---- Article Card ------------------------------------------ */
.gemba-article-card {
  background: var(--surface-card);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  transition: transform .18s ease, box-shadow .18s ease;
}
.gemba-article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  text-decoration: none;
}
.gemba-article-card__thumb {
  aspect-ratio: 16/9;
  background: var(--surface-subtle);
  background-size: cover;
  background-position: center;
}
.gemba-article-card__body {
  padding: var(--sp-4) var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  flex: 1;
}
.gemba-article-card__cat {
  font-size: var(--fs-label);
  font-weight: var(--fw-medium);
  color: var(--color-primary);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.gemba-article-card__title {
  font-size: var(--fs-body-lg);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-h3);
  color: var(--text-primary);
  line-height: 1.5;
  margin: 0;
}
.gemba-article-card__meta {
  font-size: var(--fs-caption);
  font-weight: var(--fw-regular);
  color: var(--text-muted);
  letter-spacing: var(--ls-body);
  margin-top: auto;
}

/* ---- Badge / Pill ------------------------------------------ */
.gemba-badge {
  display: inline-flex;
  align-items: center;
  font-size: var(--fs-label);
  font-weight: var(--fw-medium);
  padding: 2px var(--sp-3);
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  background: transparent;
  white-space: nowrap;
}
.gemba-badge--accent {
  background: var(--color-accent);
  color: #ffffff;
  border-color: transparent;
}
.gemba-badge--primary {
  background: var(--color-primary);
  color: #ffffff;
  border-color: transparent;
}

/* ---- Button ----------------------------------------------- */
.gemba-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--fs-body-lg);
  font-weight: var(--fw-medium);
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  background: rgba(0,0,0,0.02);
  color: var(--text-secondary);
  text-decoration: none;
  cursor: pointer;
  transition: background .15s ease, box-shadow .15s ease;
}
.gemba-btn:hover {
  background: var(--surface-hover);
  text-decoration: none;
}
.gemba-btn:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}
.gemba-btn--primary {
  background: var(--color-primary);
  color: #ffffff;
  border-color: transparent;
}
.gemba-btn--primary:hover {
  background: var(--color-primary-dk);
  color: #ffffff;
}
.gemba-btn--accent {
  background: var(--color-accent);
  color: #ffffff;
  border-color: transparent;
}
.gemba-btn--accent:hover {
  background: var(--color-accent-dk);
  color: #ffffff;
}