/**
 * Inner Pages Styles — TH System Support
 * Shared styles for all sub-pages
 */

/* ===================================
   PAGE HERO (下層ページ共通ヘッダー)
   =================================== */
.page-hero {
  background: var(--color-primary);
  padding: 8rem 0 3.5rem;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -5rem;
  right: -5rem;
  width: 25rem;
  height: 25rem;
  background: radial-gradient(circle, rgba(37,99,235,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.page-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: 1.5rem;
}

.page-breadcrumb a {
  color: rgba(255,255,255,0.5);
  transition: color var(--transition);
}

.page-breadcrumb a:hover {
  color: rgba(255,255,255,0.8);
}

.page-hero-title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

.page-hero-desc {
  font-size: 1rem;
  color: rgba(255,255,255,0.6);
}

/* ===================================
   ABOUT PAGE
   =================================== */
.about-mission {
  max-width: 52rem;
  margin: 0 auto 5rem;
  text-align: center;
}

.about-mission-title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.35;
  margin: 1rem 0 1.25rem;
}

.about-mission-body {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.9;
}

.about-info {
  margin-bottom: 5rem;
}

.about-info-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 2rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-primary);
}

.about-values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.about-value-card {
  background: var(--color-bg-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--color-border);
}

.about-value-num {
  font-family: var(--font-en);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-border);
  line-height: 1;
  margin-bottom: 0.75rem;
}

.about-value-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.625rem;
}

.about-value-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

/* ===================================
   CONTACT PAGE
   =================================== */
.contact-page-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  align-items: start;
}

.contact-info-title,
.contact-form-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-primary);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.contact-info-icon {
  width: 2.5rem;
  height: 2.5rem;
  background: var(--color-bg-blue);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact-info-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.contact-info-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  display: block;
}

a.contact-info-value:hover {
  color: var(--color-accent);
}

.contact-info-note {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 0.2rem;
}

.contact-note {
  margin-top: 2rem;
  padding: 1rem 1.25rem;
  background: var(--color-bg-light);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-accent);
}

.contact-note p {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.contact-form-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.contact-form-required-note {
  display: block;
  margin-top: 0.25rem;
}

.required-mark {
  color: #dc2626;
  font-weight: 700;
}

.contact-form-placeholder {
  padding: 2rem;
  background: var(--color-bg-light);
  border-radius: var(--radius-md);
  border: 2px dashed var(--color-border);
}

.contact-form-placeholder p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

.contact-form-placeholder code {
  background: var(--color-white);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-size: 0.8125rem;
  color: var(--color-accent);
  border: 1px solid var(--color-border);
}

/* ===================================
   NEWS ARCHIVE
   =================================== */
.news-archive-inner {
  max-width: 52rem;
  margin: 0 auto;
}

.news-archive-list {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.news-archive-item {
  border-bottom: 1px solid var(--color-border);
}

.news-archive-item:last-of-type {
  border-bottom: none;
}

.news-archive-link {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.25rem 1.5rem;
  transition: background var(--transition);
}

.news-archive-link:hover {
  background: var(--color-bg-light);
}

.news-archive-date {
  font-family: var(--font-en);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.news-archive-title {
  flex: 1;
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.5;
}

.news-pagination {
  padding: 1.5rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: center;
}

.news-pagination .nav-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.news-pagination .page-numbers {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.news-pagination .page-numbers.current,
.news-pagination .page-numbers:hover {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* ===================================
   NEWS SINGLE
   =================================== */
.news-single-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.news-single-meta time {
  font-family: var(--font-en);
  font-size: 0.875rem;
  color: rgba(255,255,255,0.5);
}

.news-single-inner {
  max-width: 52rem;
  margin: 0 auto;
}

.news-single-content {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  margin-bottom: 2rem;
}

.news-single-content p {
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.9;
  margin-bottom: 1.5rem;
}

.news-single-content h2 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 2rem 0 1rem;
}

.news-single-content h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 1.5rem 0 0.75rem;
}

.news-single-content ul,
.news-single-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}

.news-single-content li {
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 0.375rem;
}

.news-single-back {
  text-align: center;
}

/* ===================================
   DEFAULT PAGE
   =================================== */
.default-page-content {
  max-width: 52rem;
  margin: 0 auto;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.default-page-content p {
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.9;
  margin-bottom: 1.5rem;
}

/* ===================================
   ERROR PAGE
   =================================== */
.error-page-inner {
  max-width: 36rem;
  margin: 0 auto;
  text-align: center;
}

.error-page-desc {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 2rem;
}

/* ===================================
   Buttons (additional)
   =================================== */
.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-primary);
  background: transparent;
  transition: all var(--transition);
}

.btn-outline-dark:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ===================================
   Responsive
   =================================== */
@media (max-width: 1023px) {
  .contact-page-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .about-values-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 767px) {
  .about-values-grid {
    grid-template-columns: 1fr;
  }

  .news-archive-link {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .news-archive-title {
    width: 100%;
  }

  .news-single-content {
    padding: 1.5rem;
  }
}