/*
 * Page-specific styles — まなび Learning Platform
 */

/* === Common Header === */

.site-header {
  background: var(--color-surface);
  padding: var(--space-3) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
}
.site-header__logo {
  font-size: 20px;
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  text-decoration: none;
}
.site-header__nav {
  display: flex;
  align-items: center;
  gap: 2px;
}
.site-header__nav-item {
  font-size: var(--text-small);
  color: var(--color-text-secondary);
  padding: var(--space-1) 10px;
  text-decoration: none;
}
.site-header__nav-item--active {
  color: var(--color-surface);
  background: var(--color-accent);
  border-radius: var(--radius-sm);
}
.site-header__actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.site-header__search {
  background: var(--color-bg);
  border-radius: var(--zone-radius-button, var(--radius-pill));
  padding: 6px 14px;
  border: 1px solid var(--color-border);
  font-size: var(--text-small);
  color: var(--color-text-muted);
}
.site-header__login {
  font-size: var(--text-caption);
  color: var(--color-text-secondary);
  text-decoration: none;
}
.site-header__corporate {
  font-size: var(--text-tiny);
  color: var(--color-secondary);
  border: 1px solid var(--color-secondary);
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  text-decoration: none;
}

/* === Common Footer === */

.site-footer {
  background: var(--color-primary);
  padding: var(--space-7) var(--space-6);
}
.site-footer__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
  margin-bottom: var(--space-5);
}
.site-footer__heading {
  color: #fff;
  font-weight: var(--weight-semibold);
  font-size: var(--text-caption);
  margin-bottom: 10px;
}
.site-footer__link {
  display: block;
  font-size: var(--text-small);
  color: rgba(255,255,255,0.4);
  line-height: 2;
  text-decoration: none;
}
.site-footer__copyright {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-4);
  text-align: center;
  font-size: var(--text-tiny);
  color: rgba(255,255,255,0.3);
}

/* === Top Page: Hero Banner === */

.hero-banner {
  padding: var(--space-6);
  background: var(--color-surface);
}
.hero-banner__grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-3);
}
.hero-banner__main {
  background: linear-gradient(135deg, #0D1B2A, #1a3a5c);
  border-radius: var(--zone-radius-hero, var(--radius-lg));
  padding: var(--space-8);
  color: #fff;
  position: relative;
}
.hero-banner__label {
  font-size: var(--text-small);
  color: var(--color-accent-light);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-2);
}
.hero-banner__heading {
  font-size: var(--text-h2);
  font-weight: var(--weight-bold);
  line-height: 1.5;
}
.hero-banner__text {
  font-size: var(--text-caption);
  opacity: 0.7;
  margin-top: 10px;
  line-height: 1.6;
}
.hero-banner__cta {
  margin-top: 18px;
  display: flex;
  gap: var(--space-3);
}
.hero-banner__side {
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: var(--space-3);
}
.hero-banner__side-card {
  border-radius: var(--zone-radius-card, var(--radius-lg));
  padding: var(--space-5);
}
.hero-banner__side-card--diagnosis {
  background: var(--color-accent-bg);
}
.hero-banner__side-card--corporate {
  background: var(--color-secondary-bg);
}

/* === Top Page: Pricing CTA === */

.pricing-cta {
  background: var(--color-surface);
  border-radius: var(--zone-radius-card, var(--radius-lg));
  padding: var(--space-7);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* === Diagnosis Page: Question UI === */

.diagnosis-question {
  max-width: var(--container-narrow);
  margin: 0 auto;
}
.diagnosis-question__card {
  background: var(--color-surface);
  border-radius: var(--zone-radius-card, var(--radius-xl));
  padding: var(--space-7);
  border: 1px solid var(--color-border);
}
.diagnosis-question__progress {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-5);
  font-size: var(--text-small);
  color: var(--color-text-secondary);
}
.diagnosis-question__progress-pct {
  color: var(--color-accent);
  font-weight: var(--weight-semibold);
}
.diagnosis-question__text {
  font-size: 16px;
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  line-height: 1.6;
  margin-bottom: var(--space-5);
}
.diagnosis-option {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px var(--space-4);
  font-size: 14px;
  color: var(--color-text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  transition: border-color 0.15s;
}
.diagnosis-option:hover {
  border-color: var(--color-accent);
}
.diagnosis-option--selected {
  border-color: var(--color-accent);
  background: var(--color-accent-bg);
}
.diagnosis-option__radio {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-circle);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.diagnosis-option--selected .diagnosis-option__radio {
  border-color: var(--color-accent);
}
.diagnosis-option--selected .diagnosis-option__radio::after {
  content: '';
  width: 12px;
  height: 12px;
  background: var(--color-accent);
  border-radius: var(--radius-circle);
}

/* === Diagnosis Page: Result === */

.diagnosis-result__score {
  text-align: center;
}
.diagnosis-result__number {
  font-size: 48px;
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
}
.diagnosis-result__number-unit {
  font-size: 20px;
  opacity: 0.5;
}
.diagnosis-result__level {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  padding: var(--space-1) var(--space-4);
  border-radius: var(--zone-radius-button, var(--radius-xl));
  font-size: var(--text-caption);
  font-weight: var(--weight-semibold);
  margin-top: 6px;
}

/* === Pricing Page: Comparison Table override === */

.section--dark .section__subtitle {
  color: rgba(255,255,255,0.6);
  font-size: 14px;
  margin-top: var(--space-2);
}

/* === Responsive: Mobile === */

@media (max-width: 768px) {
  .site-header {
    padding: var(--space-2) var(--space-4);
  }
  .site-header__nav,
  .site-header__search,
  .site-header__login {
    display: none;
  }
  .site-header__actions {
    gap: var(--space-2);
  }

  .hero-banner {
    padding: var(--space-5) var(--space-4);
  }
  .hero-banner__grid {
    grid-template-columns: 1fr;
  }
  .hero-banner__side {
    grid-template-columns: 1fr 1fr;
  }
  .hero-banner__main {
    padding: var(--space-6) var(--space-5) !important;
  }
  .hero-banner__heading {
    font-size: 28px !important;
    line-height: 1.5 !important;
  }
  .hero-banner__text {
    font-size: 14px !important;
  }
  .hero-banner__label {
    font-size: 10px !important;
    letter-spacing: 1.5px !important;
  }
  .hero-banner__cta {
    flex-wrap: wrap;
    gap: var(--space-2);
  }
  .hero-banner__cta .btn-primary,
  .hero-banner__cta .btn-secondary {
    width: 100%;
    text-align: center;
  }

  .site-footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing-cta {
    flex-direction: column;
    text-align: center;
    gap: var(--space-4);
  }
  .compare-row {
    font-size: var(--text-small);
  }
}

@media (max-width: 480px) {
  .hero-banner__heading {
    font-size: 24px !important;
  }
  .hero-banner__side {
    grid-template-columns: 1fr;
  }
  .site-footer__grid {
    grid-template-columns: 1fr;
  }
}