/* ================================================
   ZETTA TECHNOLOGY - CORPORATE PAGE STYLESHEET
   企業情報ページ固有スタイル
   依存: style.css（ベーススタイル・共通コンポーネント）
   ================================================ */

#container {
    display: block;
    width: 100%;
}


.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  margin-bottom: 24px;
}

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

.breadcrumb a:hover {
  color: rgba(255,255,255,0.9);
}

.breadcrumb span {
  color: rgba(255,255,255,0.3);
}

.page-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 16px;
}

.page-hero-tag::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--accent-cyan);
}

.page-hero h1 {
  font-family: var(--font-serif-ja);
  font-size: clamp(28px, 5vw, 52px);
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 20px;
}

.page-hero-lead {
  font-size: 16px;
  color: rgba(255,255,255,0.7);
  line-height: 1.8;
  max-width: 640px;
}


/* ================================================
   PAGE NAV（アンカーメニュー）
   ================================================ */
.page-nav {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 68px;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.page-nav-list {
  display: flex;
  align-items: center;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-nav-list::-webkit-scrollbar {
  display: none;
}

.page-nav-link {
  display: block;
  padding: 18px 20px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}

.page-nav-link:hover,
.page-nav-link.active {
  color: var(--brand-red);
  border-bottom-color: var(--brand-red);
}


/* ================================================
   SECTIONS COMMON（企業情報ページ共通）
   ================================================ */
.corp-section {
  padding: 80px 0;
  scroll-margin-top: 120px;
}

.corp-section:nth-child(even) {
  background: var(--bg-light);
}

.section-header {
  margin-bottom: 48px;
}


/* ================================================
   PHILOSOPHY（企業理念）
   ================================================ */
.philosophy-section {
  background: var(--brand-navy);
  padding: 96px 0;
  position: relative;
  overflow: hidden;
  scroll-margin-top: 120px;
}

.philosophy-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,200,232,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,232,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.philosophy-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 80px;
  align-items: center;
}

.philosophy-left .section-tag {
  color: var(--accent-cyan);
}

.philosophy-left .section-tag::before {
  background: var(--accent-cyan);
}

.philosophy-title {
  font-family: var(--font-serif-ja);
  font-size: clamp(24px, 3.5vw, 40px);
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
  margin-bottom: 24px;
}

.philosophy-tagline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(153,0,0,0.3);
  border: 1px solid rgba(153,0,0,0.5);
  padding: 10px 20px;
  border-radius: 6px;
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 700;
  color: #ffaaaa;
  letter-spacing: 0.05em;
}

.philosophy-text {
  color: rgba(255,255,255,0.8);
  font-size: 15px;
  line-height: 2;
}

.philosophy-text p {
  margin-bottom: 20px;
}

.philosophy-text p:last-child {
  margin-bottom: 0;
}

.philosophy-highlight {
  background: rgba(0,200,232,0.08);
  border-left: 3px solid var(--accent-cyan);
  padding: 20px 24px;
  border-radius: 0 8px 8px 0;
  margin-top: 32px;
}

.philosophy-highlight-text {
  font-family: var(--font-serif-ja);
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  line-height: 1.6;
}


/* ================================================
   COMPANY OVERVIEW（会社概要）
   ================================================ */
.overview-section {
  padding: 80px 0;
  scroll-margin-top: 120px;
}

.overview-table {
  width: 100%;
  border-collapse: collapse;
}

.overview-table tr {
  border-bottom: 1px solid var(--border-light);
}

.overview-table tr:last-child {
  border-bottom: none;
}

.overview-table th {
  width: 200px;
  padding: 20px 24px;
  background: var(--bg-section);
  font-size: 13px;
  font-weight: 700;
  color: var(--brand-navy);
  text-align: left;
  vertical-align: top;
}

.overview-table td {
  padding: 20px 24px;
  font-size: 14px;
  color: var(--text-secondary);
  vertical-align: top;
  line-height: 1.8;
}

.overview-table td strong {
  color: var(--brand-navy);
}

.officer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
}

.officer-item {
  display: flex;
  gap: 12px;
  padding: 8px 0;
}

.officer-title {
  font-size: 12px;
  color: var(--text-light);
  min-width: 100px;
}

.officer-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--brand-navy);
}

.business-list {
  columns: 2;
  column-gap: 32px;
}

.business-category {
  margin-bottom: 16px;
  break-inside: avoid;
}

.business-cat-title {
  font-weight: 700;
  color: var(--brand-navy);
  font-size: 13px;
  margin-bottom: 6px;
}

.business-sub-list {
  padding-left: 16px;
}

.business-sub-list li {
  font-size: 13px;
  color: var(--text-secondary);
  list-style: disc;
  margin-bottom: 4px;
}

.bank-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.bank-tag {
  padding: 4px 12px;
  background: var(--bg-section);
  border-radius: 4px;
  font-size: 12px;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}


/* ================================================
   ORGANIZATION CHART（組織図）
   ================================================ */
.org-section {
  padding: 80px 0;
  background: var(--bg-light);
  scroll-margin-top: 120px;
}

.org-placeholder {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  text-align: center;
}

.org-img-note {
  font-size: 13px;
  color: var(--text-light);
  margin-top: 16px;
}

.org-chart {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
}

.org-box {
  background: var(--brand-navy);
  color: #fff;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 700;
  text-align: center;
  display: inline-block;
}

.org-box.secondary {
  background: var(--brand-red);
}

.org-box.tertiary {
  background: #fff;
  color: var(--brand-navy);
  border: 1px solid var(--border);
}

.org-tree {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.org-level {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  justify-content: center;
}

.org-connector {
  width: 1px;
  height: 24px;
  background: var(--border);
}

.org-branch {
  display: flex;
  flex-direction: column;
  align-items: center;
}


/* ================================================
   LOCATIONS（所在地）
   ================================================ */
.location-section {
  padding: 80px 0;
  scroll-margin-top: 120px;
}

.location-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.location-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}

.location-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--brand-red);
}

.location-card.head-office {
  border-top: 3px solid var(--brand-red);
}

.location-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
  background: rgba(153,0,0,0.1);
  color: var(--brand-red);
  margin-bottom: 12px;
}

.location-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--brand-navy);
  margin-bottom: 8px;
}

.location-address {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.7;
}

.location-contacts {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.location-contact-row {
  display: flex;
  gap: 12px;
  align-items: center;
}

.contact-dept {
  font-size: 12px;
  font-weight: 700;
  color: var(--brand-navy);
  min-width: 56px;
}

.contact-tel {
  font-family: var(--font-en);
  font-size: 13px;
  color: var(--text-secondary);
}

.group-section-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--brand-navy);
  margin: 48px 0 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border);
}

.group-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.group-card {
  background: var(--bg-section);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
}

.group-card:hover {
  border-color: var(--brand-red);
}

.group-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--brand-navy);
  margin-bottom: 8px;
}

.group-address {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
}


/* ================================================
   ISO（認証取得）
   ================================================ */
.iso-section {
  padding: 80px 0;
  background: var(--bg-light);
  scroll-margin-top: 120px;
}

.iso-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.iso-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.iso-card-header {
  background: var(--brand-navy);
  padding: 24px 32px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.iso-badge-large {
  background: var(--brand-red);
  color: #fff;
  padding: 8px 16px;
  border-radius: 6px;
  font-family: var(--font-en);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.iso-card-title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
}

.iso-card-subtitle {
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  margin-top: 2px;
}

.iso-card-body {
  padding: 24px 32px;
}

.iso-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.iso-table {
  width: 100%;
  border-collapse: collapse;
}

.iso-table tr {
  border-bottom: 1px solid var(--border-light);
}

.iso-table tr:last-child {
  border-bottom: none;
}

.iso-table th {
  padding: 12px 0;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-light);
  text-align: left;
  width: 100px;
}

.iso-table td {
  padding: 12px 0;
  font-size: 13px;
  color: var(--text-secondary);
}

.iso-policy {
  margin-top: 24px;
  background: var(--bg-section);
  border-radius: var(--radius);
  padding: 20px 24px;
}

.iso-policy-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--brand-navy);
  margin-bottom: 12px;
}

.iso-policy-text {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.iso-policy-list {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.iso-policy-item {
  display: flex;
  gap: 12px;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.policy-num {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  color: var(--brand-red);
  background: rgba(153,0,0,0.08);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}


/* ================================================
   R&D / PATENT（研究開発・特許）
   ================================================ */
.rd-section {
  padding: 80px 0;
  scroll-margin-top: 120px;
}

.patent-card {
  background: var(--bg-section);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 32px;
  display: flex;
  gap: 24px;
  align-items: center;
}

.patent-icon {
  width: 56px;
  height: 56px;
  background: var(--brand-navy);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 700;
  color: rgba(255,255,255,0.7);
  text-align: center;
  line-height: 1.3;
}

.patent-date {
  font-size: 12px;
  color: var(--text-light);
  font-family: var(--font-en);
  margin-bottom: 4px;
}

.patent-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--brand-navy);
  margin-bottom: 6px;
}

.patent-num {
  font-size: 13px;
  color: var(--text-secondary);
}


/* ================================================
   MEMBERS（加盟団体）
   ================================================ */
.member-section {
  padding: 80px 0;
  background: var(--bg-light);
  scroll-margin-top: 120px;
}

.member-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.member-tag {
  padding: 10px 20px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--text-primary);
  font-weight: 500;
  transition: var(--transition);
}

.member-tag:hover {
  border-color: var(--brand-red);
  color: var(--brand-red);
  box-shadow: var(--shadow-sm);
}


/* ================================================
   CLIENTS（主要取引先）
   ================================================ */
.client-section {
  padding: 80px 0;
  scroll-margin-top: 120px;
}

.client-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 32px;
  border-bottom: 2px solid var(--border);
}

.client-tab {
  padding: 14px 28px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: var(--transition);
}

.client-tab.active {
  color: var(--brand-red);
  border-bottom-color: var(--brand-red);
}

.client-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.client-item {
  padding: 14px 16px;
  background: var(--bg-section);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  text-align: center;
  transition: var(--transition);
}

.client-item:hover {
  border-color: var(--brand-red);
  background: rgba(153,0,0,0.04);
  color: var(--brand-red);
}

.client-panel {
  display: none;
}

.client-panel.active {
  display: block;
}


/* ================================================
   RESPONSIVE
   ================================================ */
@media (max-width: 1024px) {
  .philosophy-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .iso-grid {
    grid-template-columns: 1fr;
  }

  .client-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .page-hero {
    padding: 100px 0 56px;
  }

  .page-nav-link {
    padding: 14px 14px;
    font-size: 12px;
  }

  .location-grid {
    grid-template-columns: 1fr;
  }

  .group-grid {
    grid-template-columns: 1fr;
  }

  .overview-table th {
    width: 100px;
  }

  .business-list {
    columns: 1;
  }

  .officer-grid {
    grid-template-columns: 1fr;
  }

  .client-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}