/* 試験対策 — 専用UI
 * 共通: breadcrumb, hub-header, hub-intro（hub.css）
 * 独自: 試験カード・学習モードリンクなど */

/* ── ハブ: 試験カード ── */
.hub-header + .exam-pick-grid {
  margin-top: 28px;
}

.exam-pick-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}

.exam-pick-card {
  display: flex;
  flex-direction: column;
  padding: 22px 24px;
  background: var(--white);
  border: 1px solid var(--border-default);
  text-decoration: none;
  color: inherit;
  transition: background 0.15s, border-color 0.15s;
}

a.exam-pick-card:hover {
  background: var(--blue-soft);
  border-color: var(--blue-mid);
}

.exam-pick-card--planned {
  opacity: 0.88;
  cursor: default;
  pointer-events: none;
}

.exam-pick-name {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--ink);
  margin: 0 0 6px;
  transition: color 0.15s;
}

.exam-pick-meta {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--blue);
  margin: 0 0 10px;
}

a.exam-pick-card:hover .exam-pick-name {
  color: var(--blue);
}

.exam-pick-desc {
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--text-body);
  margin: 0;
  flex: 1;
}

.exam-pick-cta {
  display: block;
  margin-top: 20px;
  padding: 12px;
  text-align: center;
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  background: var(--blue);
  color: var(--white);
  transition: background 0.15s;
}

a.exam-pick-card:hover .exam-pick-cta {
  background: var(--blue-hover);
}

/* ── 試験トップ: 学習モード ── */
.hub-header + .exam-mode-list {
  margin-top: 28px;
}

.exam-mode-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  max-width: 880px;
  margin: 0 auto 48px;
}

.exam-mode-row {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px 18px 24px;
  background: var(--white);
  border: 1px solid var(--border-default);
  text-decoration: none;
  color: inherit;
  transition: background 0.15s, border-color 0.15s;
}

.exam-mode-row::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--blue);
}

a.exam-mode-row:hover {
  background: var(--blue-soft);
  border-color: var(--blue-mid);
}

.exam-mode-row__main {
  min-width: 0;
}

.exam-mode-row__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.exam-mode-row__name {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--ink);
  margin: 0;
  line-height: 1.3;
  transition: color 0.15s;
}

a.exam-mode-row:hover .exam-mode-row__name {
  color: var(--blue);
}

.exam-mode-row__meta {
  margin: 4px 0 0;
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: 1.4;
}

.exam-mode-row__go {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--blue);
}

.exam-mode-row__go svg {
  width: 16px;
  height: 16px;
}

.exam-mode-badge {
  flex-shrink: 0;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  padding: 2px 7px;
  border-radius: 20px;
}

.exam-mode-badge--free {
  background: var(--blue-soft);
  color: var(--blue);
}

.exam-mode-badge--paid {
  background: var(--surface-inset);
  color: var(--text-body);
  border: 1px solid var(--border-subtle);
}

.exam-mode-badge--soon {
  background: var(--surface-inset);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

.exam-mode-row--disabled {
  opacity: 0.72;
  cursor: default;
}

.exam-mode-row--disabled::before {
  background: var(--gray-300);
}

.exam-mode-row__status {
  flex-shrink: 0;
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--text-muted);
}

.mock-unavailable {
  margin: 0 0 48px;
  padding: 20px 22px;
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--text-body);
  background: var(--surface-inset);
  border: 1px solid var(--border-subtle);
}

/* ── 関連リンク ── */
.exam-related {
  margin-top: 48px;
  padding: 24px 28px;
  background: var(--surface-inset);
  border: 1px solid var(--border-subtle);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.exam-related h2 {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  margin-bottom: 4px;
}

.exam-related p {
  font-size: var(--text-sm);
  color: var(--text-body);
  margin: 0;
}

.exam-related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.exam-related-links a {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  border: 1px solid var(--gray-300);
  background: var(--white);
  color: var(--ink);
  transition: border-color 0.12s, color 0.12s;
}

.exam-related-links a:hover {
  border-color: var(--blue);
  color: var(--blue);
}

@media (max-width: 960px) {
  .exam-pick-grid {
    grid-template-columns: 1fr;
  }
}