/* ========================================
   Link T&B Static Site - Common Styles
   ======================================== */

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans JP', 'Inter', sans-serif;
  color: #333;
  line-height: 1.6;
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

/* --- Header / Navigation --- */
.ltb-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(26, 39, 68, 0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.ltb-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 70px;
}

.ltb-logo {
  display: flex;
  align-items: center;
}

.ltb-logo-img {
  height: 36px;
  width: auto;
  filter: brightness(0) invert(1) !important;
  transition: filter 0.3s;
}

.ltb-nav-list {
  display: flex;
  list-style: none;
  gap: 0;
  align-items: center;
}

.ltb-nav-item a {
  display: block;
  color: rgba(255,255,255,0.9);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  transition: color 0.2s;
  white-space: nowrap;
}

.ltb-nav-item a:hover {
  color: #d4541e;
}

.ltb-dropdown-arrow {
  font-size: 0.7rem;
  margin-left: 2px;
}

/* Dropdown */
.ltb-has-dropdown {
  position: relative;
}

.ltb-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: #1a2744;
  border-radius: 0 0 6px 6px;
  list-style: none;
  min-width: 200px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  padding: 0.5rem 0;
}

.ltb-has-dropdown:hover .ltb-dropdown {
  display: block;
}

.ltb-dropdown li a {
  padding: 0.6rem 1.5rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.85);
}

.ltb-dropdown li a:hover {
  color: #d4541e;
  background: rgba(255,255,255,0.05);
}

/* Mobile Toggle */
.ltb-mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.ltb-mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: white;
  transition: all 0.3s;
}

.ltb-mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.ltb-mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}
.ltb-mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Main Content - offset for fixed header */
.ltb-main {
  padding-top: 70px;
}

/* --- Hero Section --- */
.ltb-hero {
  background: linear-gradient(135deg, #1a2744 0%, #0f1a2e 60%, #1e2f50 100%);
  color: white;
  padding: 56px 2rem 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.ltb-hero::after {
  content: '';
  position: absolute;
  bottom: -40px; right: -40px;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(212,84,30,0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.ltb-hero-label {
  display: inline-block;
  color: #d4541e;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.ltb-hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.ltb-hero-sub {
  margin-top: 1rem;
  font-size: 1rem;
  opacity: 0.85;
}

/* --- Section --- */
.ltb-section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2.5rem 2rem;
}

.ltb-section-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 1.5rem;
  padding-bottom: 0.8rem;
  border-bottom: 3px solid #d4541e;
}

/* --- Table --- */
.ltb-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 3rem;
}

.ltb-table tr {
  border-bottom: 1px solid #e0e0e0;
}

.ltb-table td {
  padding: 1rem;
  vertical-align: top;
}

.ltb-table td:first-child {
  background: #f9f9f9;
  font-weight: 600;
  width: 25%;
  color: #1a2744;
}

.ltb-table td:last-child {
  color: #333;
  line-height: 1.6;
}

/* --- Company page compact spacing --- */
.ltb-company .ltb-section {
  padding-top: 2.5rem;
  padding-bottom: 2rem;
}
.ltb-company .ltb-table {
  margin-bottom: 0;
}
.ltb-company .ltb-hero {
  padding: 40px 2rem 40px;
}

/* --- Timeline --- */
.ltb-timeline {
  position: relative;
  padding: 2rem 0;
}

.ltb-timeline-item {
  display: flex;
  gap: 2rem;
  margin-bottom: 2rem;
  position: relative;
  padding-left: 30px;
}

.ltb-timeline-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 5px;
  width: 12px;
  height: 12px;
  background: #d4541e;
  border-radius: 50%;
  border: 3px solid white;
  box-shadow: 0 0 0 2px #d4541e;
}

.ltb-timeline-year {
  font-weight: 700;
  color: #1a2744;
  min-width: 80px;
  font-size: 0.95rem;
}

.ltb-timeline-event {
  color: #666;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --- Access Grid --- */
.ltb-access-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.ltb-access-card {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 2rem;
}

.ltb-access-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 1rem;
}

.ltb-access-info {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.ltb-access-info p {
  margin: 0.5rem 0;
}

.ltb-access-link {
  color: #d4541e;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
}

.ltb-access-link:hover {
  text-decoration: underline;
}

/* --- CTA Section --- */
.ltb-cta-section {
  background: linear-gradient(135deg, #1a2744 0%, #1e2f50 50%, #1a2744 100%);
  color: white;
  padding: 5rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.ltb-cta-section::before {
  content: '';
  position: absolute;
  top: -60px; left: 50%;
  transform: translateX(-50%);
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(212,84,30,0.1) 0%, transparent 60%);
  border-radius: 50%;
  pointer-events: none;
}

.ltb-cta-inner {
  max-width: 700px;
  margin: 0 auto;
}

.ltb-cta-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

/* --- Button --- */
.ltb-btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s;
  background: #d4541e;
  color: white;
  border: none;
  cursor: pointer;
}

.ltb-btn:hover {
  background: #b84317;
  transform: translateY(-2px);
}

.ltb-btn-outline {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s;
  background: transparent;
  color: white;
  border: 2px solid white;
  cursor: pointer;
}

.ltb-btn-outline:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-2px);
}

/* --- Business Cards --- */
.ltb-biz-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}

.ltb-biz-card {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 16px;
  padding: 2.5rem 2rem;
  text-decoration: none;
  color: inherit;
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.ltb-biz-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--orange), #f59e0b);
  opacity: 0;
  transition: opacity 0.35s;
}
.ltb-biz-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(26,39,68,0.12);
  border-color: var(--orange);
}
.ltb-biz-card:hover::before {
  opacity: 1;
}

.ltb-biz-card-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.ltb-biz-card-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.5rem;
}

.ltb-biz-card-desc {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.ltb-biz-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.ltb-biz-card-tag {
  background: #f0f4f8;
  color: #1a2744;
  padding: 0.3rem 0.9rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
  border: 1px solid #e0e6ed;
  transition: all 0.2s;
}
.ltb-biz-card:hover .ltb-biz-card-tag {
  background: #e8edf3;
  border-color: #d0d8e2;
}

.ltb-biz-card-link {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.6rem 1.6rem;
  background: var(--orange);
  color: white;
  font-weight: 600;
  font-size: 0.85rem;
  border-radius: 8px;
  transition: all 0.3s;
  letter-spacing: 0.02em;
}
.ltb-biz-card:hover .ltb-biz-card-link {
  background: #b8441a;
  transform: translateX(4px);
}
.ltb-biz-card-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}
.ltb-biz-card-arrow {
  display: block;
  margin-top: 1.5rem;
  color: #d4541e;
  font-weight: 600;
  font-size: 0.9rem;
}

/* --- Strength / Feature Cards --- */
.ltb-strength-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.ltb-strength-card {
  text-align: center;
  padding: 2rem 1.5rem;
  background: #f8fafc;
  border-radius: 12px;
  border: 1px solid #e8ecf0;
  transition: all 0.3s;
}
.ltb-strength-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(26,39,68,0.08);
}

.ltb-strength-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.ltb-strength-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.5rem;
}

.ltb-strength-desc {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.6;
}

/* --- Numbers Bar --- */
.ltb-numbers-bar {
  background: #1a2744;
  color: white;
  padding: 3rem 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  text-align: center;
}

.ltb-number-item { }

.ltb-number-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: #d4541e;
  margin-bottom: 0.5rem;
}

.ltb-number-label {
  font-size: 0.85rem;
  opacity: 0.8;
}

/* --- Service Cards --- */
.ltb-service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.ltb-service-card {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 2rem;
  transition: all 0.3s;
}

.ltb-service-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.ltb-service-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.8rem;
}

.ltb-service-card p {
  font-size: 0.88rem;
  color: #666;
  line-height: 1.6;
}

/* --- Technology Tags --- */
.ltb-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.ltb-tech-tag {
  background: #f0f4f8;
  color: #1a2744;
  padding: 0.4rem 1rem;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 500;
}

/* --- Culture Cards (Recruit) --- */
.ltb-culture-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.ltb-culture-card {
  background: #1a2744;
  color: white;
  border-radius: 12px;
  padding: 2.5rem 2rem;
  text-align: center;
}

.ltb-culture-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.ltb-culture-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #d4541e;
  margin-bottom: 0.8rem;
}

.ltb-culture-desc {
  font-size: 0.88rem;
  line-height: 1.6;
  opacity: 0.9;
}

/* --- Job Cards (Recruit) --- */
.ltb-jobs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.ltb-job-card {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 2rem;
}

.ltb-job-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 1rem;
}

.ltb-job-meta {
  font-size: 0.88rem;
  color: #666;
  line-height: 1.8;
  margin-bottom: 1rem;
}

.ltb-job-meta strong {
  color: #1a2744;
}

.ltb-job-desc {
  font-size: 0.9rem;
  color: #444;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.ltb-skills-box {
  background: #f9f9f9;
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.ltb-skills-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.8rem;
}

.ltb-skill-item {
  font-size: 0.85rem;
  color: #555;
  line-height: 1.8;
}

.ltb-skill-item::before {
  content: '✓ ';
  color: #d4541e;
  font-weight: 700;
}

.ltb-job-link {
  color: #d4541e;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
}

.ltb-job-link:hover {
  text-decoration: underline;
}

/* --- Contact Form --- */
.ltb-content-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

.ltb-form-wrapper {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 2.5rem;
}

.ltb-form-wrapper h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 2rem;
}

.ltb-sidebar-card {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 2rem;
  position: sticky;
  top: 90px;
}

.ltb-sidebar-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 1.5rem;
}

.ltb-office-block {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid #e0e0e0;
}

.ltb-office-block:last-child {
  border-bottom: none;
}

.ltb-office-name {
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.5rem;
}

.ltb-office-info {
  font-size: 0.85rem;
  color: #666;
  line-height: 1.8;
}

.ltb-office-info a {
  color: #d4541e;
  text-decoration: none;
}

.ltb-office-info a:hover {
  text-decoration: underline;
}

/* Contact Form 7 overrides */
.wpcf7-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.wpcf7-form label {
  font-weight: 600;
  color: #1a2744;
  font-size: 0.9rem;
}

.wpcf7-form input[type="text"],
.wpcf7-form input[type="email"],
.wpcf7-form input[type="tel"],
.wpcf7-form textarea,
.ltb-form-input {
  width: 100%;
  padding: 0.8rem;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.9rem;
  transition: border-color 0.3s;
}

.wpcf7-form input:focus,
.wpcf7-form textarea:focus,
.ltb-form-input:focus {
  border-color: #d4541e;
  outline: none;
}

.wpcf7-form textarea {
  min-height: 150px;
  resize: vertical;
}

.wpcf7-submit,
.ltb-form-submit {
  display: inline-block;
  padding: 12px 28px;
  background: #d4541e;
  color: white;
  border: none;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.3s;
  width: 100%;
}

.wpcf7-submit:hover,
.ltb-form-submit:hover {
  background: #b84317;
}

/* --- FAQ --- */
.ltb-faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.ltb-faq-item {
  background: white;
  border: 1px solid #e0e0e0;
  border-left: 4px solid #d4541e;
  border-radius: 0 8px 8px 0;
  padding: 1.5rem;
}

.ltb-faq-q {
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.ltb-faq-a {
  color: #666;
  font-size: 0.88rem;
  line-height: 1.6;
}

/* --- IT Solution Page --- */
.ltb-it-page {
  overflow: hidden;
}

.it-hero {
  background: linear-gradient(135deg, #1a2744 0%, #0d1526 100%);
  color: white;
  padding: 100px 2rem 80px;
  text-align: center;
}

.it-hero-inner {
  max-width: 900px;
  margin: 0 auto;
}

.it-badge {
  display: inline-block;
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: 20px;
  padding: 0.3rem 1.2rem;
  font-size: 0.75rem;
  margin-bottom: 1.5rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.8);
}

.it-headline {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.6;
  margin-bottom: 2rem;
}

.it-hero-sub {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.it-ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.it-btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s;
  text-decoration: none;
  cursor: pointer;
}

.it-btn-primary {
  background: var(--orange);
  color: white;
  border: none;
}

.it-btn-primary:hover {
  background: var(--orange-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212,84,30,0.3);
}

.it-btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid rgba(255,255,255,0.4);
}

.it-btn-secondary:hover {
  border-color: white;
  background: rgba(255,255,255,0.1);
}

/* IT Numbers */
.it-numbers {
  background: var(--navy);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 3rem 2rem;
}

.it-numbers-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
  color: white;
}

.it-number-item {
  padding: 0.5rem;
}

.it-number-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: 0.3rem;
}

.it-number-icon {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.it-number-unit {
  font-size: 0.85rem;
  font-weight: 500;
  opacity: 0.85;
}

.it-number-label {
  font-size: 0.82rem;
  opacity: 0.7;
}

/* IT Section */
.it-section {
  max-width: 1000px;
  margin: 0 auto;
  padding: 60px 2rem;
}

.it-section-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 2rem;
  letter-spacing: 0.05em;
}

.it-position {
  font-size: 1rem;
  line-height: 2;
  color: #444;
}

.it-position strong {
  color: var(--navy);
  font-weight: 700;
}

/* IT Service Grid */
.it-grid-4 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.it-service-card {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 2rem;
  transition: all 0.3s;
}

.it-service-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.it-service-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.8rem;
}

.it-service-desc {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.7;
}

/* IT FAQ */
.it-faq-section {
  background: #f7f8fa;
}

.it-faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.it-faq-item {
  background: white;
  border: 1px solid #e0e0e0;
  border-left: 4px solid var(--orange);
  border-radius: 0 8px 8px 0;
  padding: 1.5rem;
}

.it-faq-q {
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.it-faq-a {
  color: #666;
  font-size: 0.88rem;
  line-height: 1.6;
}

/* IT CTA */
.it-cta-section {
  background: linear-gradient(135deg, var(--navy) 0%, #0d1526 100%);
  color: white;
  text-align: center;
  padding: 80px 2rem;
}

.it-cta-inner {
  max-width: 700px;
  margin: 0 auto;
}

.it-cta-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

/* ===== IT Solution — New Sections (its-*) ===== */

/* Section Labels */
.its-section-label {
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--orange);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.its-section-heading {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 3rem;
}

/* Pain Points Section */
.its-pain-section {
  background: #f7f8fa;
  padding: 80px 2rem;
  text-align: center;
}

.its-pain-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.its-pain-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.its-pain-card {
  background: white;
  border-radius: 12px;
  padding: 2rem 1.5rem;
  border: 1px solid #e8e8e8;
  transition: all 0.3s;
}

.its-pain-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  border-color: var(--orange);
}

.its-pain-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.its-pain-card p {
  font-size: 0.9rem;
  color: #444;
  line-height: 1.7;
}

.its-pain-card strong {
  color: var(--navy);
}

.its-pain-answer {
  background: white;
  border: 2px solid var(--orange);
  border-radius: 12px;
  padding: 1.5rem 2rem;
  display: inline-block;
}

.its-pain-answer p {
  font-size: 1.05rem;
  color: var(--navy);
  line-height: 1.7;
}

/* Services Section */
.its-services-section {
  padding: 80px 2rem;
  text-align: center;
}

.its-services-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.its-services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  text-align: left;
}

.its-service-card {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 16px;
  padding: 2.5rem 2rem;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.its-service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--orange);
  opacity: 0;
  transition: opacity 0.3s;
}

.its-service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.1);
}

.its-service-card:hover::before {
  opacity: 1;
}

.its-service-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.its-service-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--orange);
  font-family: 'Inter', sans-serif;
  opacity: 0.25;
  line-height: 1;
}

.its-service-icon-wrap {
  width: 56px;
  height: 56px;
  background: #fef0eb;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.its-service-icon-wrap svg {
  width: 32px;
  height: 32px;
}

.its-service-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.3rem;
}

.its-service-sub {
  font-size: 0.85rem;
  color: var(--orange);
  font-weight: 600;
  margin-bottom: 1rem;
}

.its-service-desc {
  font-size: 0.9rem;
  color: #555;
  line-height: 1.7;
  margin-bottom: 1.2rem;
}

.its-service-list {
  list-style: none;
  padding: 0;
}

.its-service-list li {
  font-size: 0.85rem;
  color: #555;
  padding: 0.4rem 0;
  padding-left: 1.2rem;
  position: relative;
  line-height: 1.5;
}

.its-service-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65rem;
  width: 6px;
  height: 6px;
  background: var(--orange);
  border-radius: 50%;
}

/* Why Us Section */
.its-why-section {
  background: #f7f8fa;
  padding: 80px 2rem;
  text-align: center;
}

.its-why-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.its-why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: left;
}

.its-why-card {
  background: white;
  border-radius: 16px;
  padding: 2.5rem 2rem;
  position: relative;
  border: 1px solid #e0e0e0;
  transition: all 0.3s;
}

.its-why-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.its-why-num {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 3rem;
  font-weight: 800;
  color: var(--orange);
  opacity: 0.1;
  font-family: 'Inter', sans-serif;
  line-height: 1;
}

.its-why-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.its-why-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.8rem;
}

.its-why-card p {
  font-size: 0.9rem;
  color: #555;
  line-height: 1.7;
}

/* Flow Section */
.its-flow-section {
  padding: 80px 2rem;
  text-align: center;
}

.its-flow-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.its-flow-steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
}

.its-flow-step {
  flex: 1;
  max-width: 220px;
  padding: 0 0.8rem;
}

.its-flow-num {
  width: 40px;
  height: 40px;
  background: var(--orange);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  margin: 0 auto 0.8rem;
  font-family: 'Inter', sans-serif;
}

.its-flow-icon {
  font-size: 1.8rem;
  margin-bottom: 0.8rem;
}

.its-flow-step h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.5rem;
}

.its-flow-step p {
  font-size: 0.85rem;
  color: #666;
  line-height: 1.6;
}

.its-flow-arrow {
  display: flex;
  align-items: center;
  padding-top: 2rem;
  color: var(--orange);
  font-size: 1.5rem;
  font-weight: 700;
  opacity: 0.5;
}

/* FAQ Section */
.its-faq-section {
  background: #f7f8fa;
  padding: 80px 2rem;
  text-align: center;
}

.its-faq-inner {
  max-width: 800px;
  margin: 0 auto;
}

.its-faq-list {
  text-align: left;
}

.its-faq-item {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 10px;
  margin-bottom: 0.8rem;
  overflow: hidden;
  transition: all 0.3s;
}

.its-faq-item[open] {
  border-color: var(--orange);
  box-shadow: 0 4px 12px rgba(212,84,30,0.08);
}

.its-faq-q {
  padding: 1.2rem 1.5rem;
  font-weight: 600;
  color: var(--navy);
  font-size: 0.95rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.its-faq-q::-webkit-details-marker {
  display: none;
}

.its-faq-q::before {
  content: 'Q';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  min-width: 28px;
  background: var(--orange);
  color: white;
  border-radius: 50%;
  font-size: 0.8rem;
  font-weight: 700;
}

.its-faq-q::after {
  content: '+';
  margin-left: auto;
  font-size: 1.2rem;
  color: var(--orange);
  font-weight: 300;
  transition: transform 0.3s;
}

.its-faq-item[open] .its-faq-q::after {
  content: '−';
}

.its-faq-a {
  padding: 0 1.5rem 1.2rem;
  padding-left: calc(1.5rem + 28px + 0.5rem);
  color: #555;
  font-size: 0.9rem;
  line-height: 1.7;
}

.ltb-hero-badge {
  display: inline-block;
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: 20px;
  padding: 0.3rem 1.2rem;
  font-size: 0.75rem;
  margin-bottom: 1.5rem;
  letter-spacing: 0.1em;
}

.ltb-hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2rem;
  flex-wrap: wrap;
}

/* Greetings page */
.ltb-message-container {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 3rem;
  align-items: start;
}

.ltb-message-text {
  font-size: 1rem;
  line-height: 1.8;
  color: #444;
}

.ltb-message-text p {
  margin-bottom: 1.5rem;
}

/* Greeting Lead */
.greet-lead {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--navy);
  line-height: 1.8;
  margin-bottom: 2rem;
}

/* Greeting Catchcopy */
.greet-catchcopy {
  position: relative;
  background: linear-gradient(135deg, #f8f4f0 0%, #fef7f2 100%);
  border-left: 4px solid var(--orange);
  border-radius: 0 12px 12px 0;
  padding: 1.8rem 2rem 1.8rem 2.5rem;
  margin-bottom: 2.5rem;
}

.greet-catchcopy-mark {
  position: absolute;
  top: -8px;
  left: 12px;
  font-size: 3.5rem;
  font-family: Georgia, serif;
  color: var(--orange);
  opacity: 0.25;
  line-height: 1;
}

.greet-catchcopy p {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.7;
  margin-bottom: 0;
}

/* Signature */
.ltb-message-signature {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid #e0e0e0;
  font-size: 0.95rem;
  color: #555;
  line-height: 1.8;
}

.ltb-message-signature strong {
  font-size: 1.3rem;
  color: var(--navy);
  letter-spacing: 0.1em;
}

.ltb-ceo-photo {
  width: 100%;
  border-radius: 12px;
  position: sticky;
  top: 100px;
}

.ltb-ceo-photo img {
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

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

.ltb-profile-table td {
  padding: 0.8rem 1rem;
  border-bottom: 1px solid #e0e0e0;
  vertical-align: top;
}

.ltb-profile-table td:first-child {
  font-weight: 600;
  color: #1a2744;
  width: 120px;
}

/* --- News Page --- */
.ltb-news-list {
  list-style: none;
}

.ltb-news-item {
  border-bottom: 1px solid #e0e0e0;
  padding: 1.5rem 0;
}

.ltb-news-item:first-child {
  padding-top: 0;
}

.ltb-news-item a {
  display: flex;
  gap: 1.5rem;
  align-items: baseline;
  text-decoration: none;
  color: inherit;
  transition: color 0.2s;
}

.ltb-news-item a:hover {
  color: #d4541e;
}

.ltb-news-date {
  font-size: 0.85rem;
  color: #999;
  min-width: 100px;
  font-weight: 500;
}

.ltb-news-title-text {
  font-size: 1rem;
  font-weight: 500;
  color: #333;
}

.ltb-news-item a:hover .ltb-news-title-text {
  color: #d4541e;
}

/* News article page */
.ltb-article {
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

.ltb-article-header {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid #e0e0e0;
}

.ltb-article-date {
  font-size: 0.85rem;
  color: #999;
  margin-bottom: 0.5rem;
}

.ltb-article-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: #1a2744;
  line-height: 1.4;
}

.ltb-article-body {
  font-size: 1rem;
  line-height: 1.8;
  color: #444;
}

.ltb-article-body p {
  margin-bottom: 1.5rem;
}

.ltb-article-body img {
  border-radius: 8px;
  margin: 1.5rem 0;
}

.ltb-article-body h2,
.ltb-article-body h3,
.ltb-article-body h4 {
  color: #1a2744;
  margin: 2rem 0 1rem;
}

.ltb-article-body ul, .ltb-article-body ol {
  margin: 1rem 0 1.5rem 1.5rem;
}

.ltb-article-body li {
  margin-bottom: 0.5rem;
}

.ltb-article-back {
  display: inline-block;
  margin-top: 2rem;
  color: #d4541e;
  font-weight: 600;
}

.ltb-article-back:hover {
  text-decoration: underline;
}

/* --- Footer --- */
.ltb-footer {
  background: #1a2744;
  color: rgba(255,255,255,0.85);
  padding: 4rem 2rem 2rem;
}

.ltb-footer-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.ltb-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}

.ltb-footer-logo {
  height: 32px;
  width: auto;
  margin-bottom: 1rem;
}

.ltb-footer-desc {
  font-size: 0.82rem;
  line-height: 1.7;
  opacity: 0.7;
}

.ltb-footer-heading {
  font-size: 0.9rem;
  font-weight: 700;
  color: white;
  margin-bottom: 1rem;
}

.ltb-footer-links {
  list-style: none;
}

.ltb-footer-links li {
  margin-bottom: 0.5rem;
  font-size: 0.82rem;
  opacity: 0.7;
}

.ltb-footer-links a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  transition: color 0.2s;
}

.ltb-footer-links a:hover {
  color: #d4541e;
  opacity: 1;
}

.ltb-footer-col { }

.ltb-footer-bottom {
  text-align: center;
  padding-top: 2rem;
  font-size: 0.78rem;
  opacity: 0.5;
}

/* --- TOP Page Specific --- */
:root {
  --navy: #1a2744;
  --orange: #d4541e;
  --orange-dark: #b84317;
}

.ltb-top-page {
  overflow: hidden;
}

/* Hero */
.top-hero {
  background: linear-gradient(135deg, #1a2744 0%, #0d1526 100%);
  color: white;
  padding: 120px 2rem 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

#hero-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.top-hero-inner {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* ヒーロー テキスト段階フェードイン */
.hero-anim {
  display: inline-block;
  opacity: 0;
  transform: translateY(24px);
  animation: heroFadeUp 0.8s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}
.hero-anim-1 { animation-delay: 0.15s; }
.hero-anim-2 { animation-delay: 0.4s; }
.hero-anim-3 { animation-delay: 0.6s; }
.hero-anim-4 { animation-delay: 0.8s; }
.hero-anim-5 { animation-delay: 1.1s; }
.hero-anim-6 { animation-delay: 1.4s; }

@keyframes heroFadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.top-hero h2 {
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}

.top-hero h2 .thin {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.6);
  margin-bottom: 1rem;
}

.top-hero h2 span {
  color: #fff;
}
.top-hero h2 span span {
  color: var(--orange);
}

.top-hero h2 .thin {
  color: rgba(255,255,255,0.6);
}

.top-hero-sub {
  font-size: 1rem;
  line-height: 1.8;
  opacity: 0.8;
  margin-bottom: 2.5rem;
}

.top-hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn-primary {
  display: inline-block;
  padding: 14px 32px;
  background: var(--orange);
  color: white;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s;
  text-decoration: none;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--orange-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212, 84, 30, 0.3);
}

.btn-ghost {
  display: inline-block;
  padding: 14px 32px;
  background: transparent;
  color: white;
  border: 2px solid rgba(255,255,255,0.4);
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s;
  text-decoration: none;
  cursor: pointer;
}

.btn-ghost:hover {
  border-color: white;
  background: rgba(255,255,255,0.1);
}

/* Mission Banner */
.mission-banner {
  background: var(--navy);
  color: white;
  padding: 3rem 2rem;
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.mission-text {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.8;
  max-width: 600px;
  margin: 0 auto;
}

.mission-text span {
  color: var(--orange);
}

/* Section Common (TOP page) */
.section-gray {
  background: #f7f8fa;
}

.section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px 2rem;
}

.section-label {
  display: inline-block;
  color: var(--orange);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1rem;
  color: #666;
  margin-bottom: 3rem;
}

/* Business Grid */
.biz-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.biz-card {
  background: white;
  border: 2px solid var(--navy);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s;
}

.biz-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.1);
}

.biz-card-header {
  background: var(--navy);
  color: white;
  padding: 2rem;
}

.biz-card-number {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--orange);
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.biz-card-icon {
  font-size: 2rem;
  margin-bottom: 0.8rem;
}
/* Lucide Icons for biz cards */
.lucide-biz-icon {
  width: 36px;
  height: 36px;
  stroke: #4ade80;
  stroke-width: 1.5;
}
.lucide-ev-icon {
  width: 28px;
  height: 28px;
  stroke: #4ade80;
  stroke-width: 1.8;
}

.biz-card-header h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
}

.biz-sub {
  font-size: 0.82rem;
  opacity: 0.7;
}

.biz-card-body {
  padding: 2rem;
}

.biz-card-body p {
  font-size: 0.92rem;
  color: #555;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.biz-services {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.biz-tag {
  background: #f0f4f8;
  color: var(--navy);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 500;
}

.biz-link {
  color: var(--orange);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: opacity 0.2s;
}

.biz-link:hover {
  opacity: 0.8;
}

/* Numbers Section */
.numbers-section {
  background: var(--navy);
  padding: 3.5rem 2rem;
}

.numbers-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.numbers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
  color: white;
}

.number-item {
  padding: 1rem;
}

.number-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--orange);
  line-height: 1.2;
  margin-bottom: 0.5rem;
}

.number-value span {
  font-size: 1rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
}

.number-label {
  font-size: 0.82rem;
  opacity: 0.7;
  line-height: 1.5;
}

/* Why Us Section */
.why-us-section {
  padding: 80px 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.why-us-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.why-us-item {
  text-align: center;
  padding: 2rem 1.5rem;
}

.why-us-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.why-us-item h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.8rem;
}

.why-us-item p {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.7;
}

/* News List (TOP page) */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 2rem;
}

.news-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem 0;
  border-bottom: 1px solid #e0e0e0;
  text-decoration: none;
  color: inherit;
  transition: background 0.2s;
}

.news-item:hover {
  background: rgba(0,0,0,0.02);
}

.news-date {
  font-size: 0.82rem;
  color: #999;
  min-width: 80px;
  font-weight: 500;
}

.news-cat {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.2rem 0.8rem;
  border-radius: 20px;
  white-space: nowrap;
}

.news-cat.press {
  background: var(--navy);
  color: white;
}

.news-cat.topic {
  background: var(--orange);
  color: white;
}

.news-title {
  font-size: 0.92rem;
  font-weight: 500;
  color: #333;
  flex: 1;
}

.news-item:hover .news-title {
  color: var(--orange);
}

.news-more {
  display: inline-block;
  color: var(--orange);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
}

.news-more:hover {
  opacity: 0.8;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--navy) 0%, #0d1526 100%);
  color: white;
  text-align: center;
  padding: 80px 2rem;
}

.cta-section h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1rem;
  opacity: 0.8;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.cta-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Staggered animation delays */
.fade-in.delay-1 { transition-delay: 0.1s; }
.fade-in.delay-2 { transition-delay: 0.2s; }
.fade-in.delay-3 { transition-delay: 0.3s; }
.fade-in.delay-4 { transition-delay: 0.4s; }

/* --- Header scroll effect --- */
.ltb-header.scrolled {
  background: rgba(26, 39, 68, 1);
  box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}

/* --- Pain Points / Problem Section --- */
.pain-section {
  background: #f7f8fa;
  padding: 80px 2rem;
}

.pain-inner {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.pain-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 3rem;
}

.pain-title span {
  color: var(--orange);
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.pain-card {
  background: white;
  border: 1px solid #e8eaef;
  border-radius: 12px;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all 0.3s;
}

.pain-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

.pain-icon {
  width: 48px;
  height: 48px;
  background: #fef0eb;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.3rem;
}

.pain-text {
  font-size: 0.95rem;
  color: #444;
  line-height: 1.6;
  font-weight: 500;
}

.pain-answer {
  font-size: 1.15rem;
  color: var(--navy);
  font-weight: 700;
  padding: 1.5rem 2rem;
  background: white;
  border-left: 4px solid var(--orange);
  border-radius: 0 8px 8px 0;
  display: inline-block;
  text-align: left;
}

/* --- Why Us Enhanced --- */
.why-us-item-enhanced {
  background: white;
  border: 1px solid #e8eaef;
  border-top: 4px solid var(--orange);
  border-radius: 0 0 12px 12px;
  padding: 2.5rem 2rem;
  text-align: left;
  transition: all 0.3s;
}

.why-us-item-enhanced:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}

.why-us-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--navy);
  color: white;
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.why-us-item-enhanced h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.8rem;
}

.why-us-item-enhanced p {
  font-size: 0.9rem;
  color: #555;
  line-height: 1.7;
  margin-bottom: 1rem;
}

.why-us-stat {
  display: inline-block;
  background: #fef0eb;
  color: var(--orange);
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.3rem 1rem;
  border-radius: 20px;
}

/* --- Trust / Partners Section --- */
.trust-section {
  padding: 60px 2rem;
  text-align: center;
  border-top: 1px solid #e8eaef;
  border-bottom: 1px solid #e8eaef;
}

.trust-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.trust-label {
  font-size: 0.75rem;
  color: var(--orange);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.trust-title {
  font-size: 1.3rem;
  color: var(--navy);
  font-weight: 700;
  margin-bottom: 2.5rem;
}

.trust-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 2.5rem 3rem;
}

.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.trust-icon {
  width: 56px;
  height: 56px;
  background: #f7f8fa;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.trust-name {
  font-size: 0.78rem;
  color: #666;
  font-weight: 500;
}

/* --- Enhanced CTA --- */
.cta-section-enhanced {
  background: linear-gradient(135deg, var(--navy) 0%, #0d1526 50%, #1a2744 100%);
  color: white;
  text-align: center;
  padding: 100px 2rem;
  position: relative;
  overflow: hidden;
}

.cta-section-enhanced::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(212,84,30,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.cta-section-enhanced h2 {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  position: relative;
}

.cta-section-enhanced p {
  font-size: 1rem;
  opacity: 0.8;
  margin-bottom: 2.5rem;
  line-height: 1.8;
  position: relative;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}

.cta-buttons .btn-primary {
  padding: 16px 40px;
  font-size: 1rem;
  box-shadow: 0 4px 20px rgba(212,84,30,0.3);
}

/* --- Enhanced card hover for biz-card --- */
.biz-card {
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* --- Numbers section enhanced --- */
.numbers-section {
  background: linear-gradient(135deg, var(--navy) 0%, #0f1a2e 100%);
  position: relative;
}

.numbers-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 70% 50%, rgba(212,84,30,0.06) 0%, transparent 60%);
  pointer-events: none;
}

.number-value {
  font-family: 'Inter', sans-serif;
}

/* --- Section accent line --- */
.section-accent {
  position: relative;
}

.section-accent::before {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: var(--orange);
  margin-bottom: 1rem;
}

.section-accent.center::before {
  margin-left: auto;
  margin-right: auto;
}

/* --- Footer logo fix --- */
.ltb-footer-logo {
  filter: brightness(0) invert(1);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .ltb-mobile-toggle {
    display: flex;
  }

  .ltb-nav {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    background: #1a2744;
    padding: 2rem;
    overflow-y: auto;
  }

  .ltb-nav.active {
    display: block;
  }

  .ltb-nav-list {
    flex-direction: column;
    gap: 0;
  }

  .ltb-nav-item a {
    padding: 1rem 0;
    font-size: 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }

  .ltb-dropdown {
    position: static;
    display: block;
    box-shadow: none;
    padding-left: 1rem;
    background: transparent;
  }

  .ltb-dropdown li a {
    padding: 0.8rem 0;
    font-size: 0.9rem;
  }

  .ltb-hero-title {
    font-size: 1.8rem;
  }

  .ltb-table td {
    padding: 0.8rem;
    font-size: 0.9rem;
  }

  .ltb-table td:first-child {
    width: 35%;
  }

  .ltb-access-grid,
  .ltb-biz-cards,
  .ltb-jobs-grid {
    grid-template-columns: 1fr;
  }

  .ltb-content-grid {
    grid-template-columns: 1fr;
  }

  .ltb-message-container {
    grid-template-columns: 1fr;
  }

  .greet-catchcopy p {
    font-size: 1.05rem;
  }

  .greet-lead {
    font-size: 1.05rem;
  }

  .ltb-footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .ltb-numbers-bar {
    grid-template-columns: 1fr 1fr;
  }

  /* TOP page responsive */
  .top-hero {
    padding: 80px 1.5rem 60px;
  }

  .top-hero h2 {
    font-size: 1.6rem;
  }

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

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

  .why-us-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .section {
    padding: 60px 1.5rem;
  }

  .mission-text {
    font-size: 1.2rem;
  }

  .cta-section {
    padding: 60px 1.5rem;
  }

  .cta-section h2,
  .cta-section-enhanced h2 {
    font-size: 1.5rem;
  }

  .pain-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .pain-title {
    font-size: 1.4rem;
  }

  .trust-logos {
    gap: 1.5rem 2rem;
  }

  .cta-section-enhanced {
    padding: 60px 1.5rem;
  }

  /* IT Solution responsive */
  .it-hero {
    padding: 80px 1.5rem 60px;
  }

  .it-headline {
    font-size: 1.4rem;
  }

  .it-hero-sub {
    font-size: 0.85rem;
  }

  .it-numbers-inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .it-grid-4 {
    grid-template-columns: 1fr;
  }

  .it-faq-grid {
    grid-template-columns: 1fr;
  }

  .it-cta-section {
    padding: 60px 1.5rem;
  }

  /* its-* responsive */
  .its-section-heading {
    font-size: 1.4rem;
    margin-bottom: 2rem;
  }

  .its-pain-section,
  .its-services-section,
  .its-why-section,
  .its-flow-section,
  .its-faq-section {
    padding: 60px 1.5rem;
  }

  .its-pain-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .its-services-grid {
    grid-template-columns: 1fr;
  }

  .its-why-grid {
    grid-template-columns: 1fr;
  }

  .its-flow-steps {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }

  .its-flow-step {
    max-width: 100%;
  }

  .its-flow-arrow {
    transform: rotate(90deg);
    padding-top: 0;
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  .ltb-footer-grid {
    grid-template-columns: 1fr;
  }

  .ltb-numbers-bar {
    grid-template-columns: 1fr;
  }

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

  .top-hero h2 {
    font-size: 1.3rem;
  }

  .number-value {
    font-size: 2rem;
  }

  .ltb-ev-features {
    grid-template-columns: 1fr;
  }

  .ltb-grid-3 {
    grid-template-columns: 1fr;
  }

  /* IT solution 480px */
  .it-numbers-inner {
    grid-template-columns: 1fr;
  }

  .its-pain-grid {
    grid-template-columns: 1fr;
  }

  .its-pain-answer p {
    font-size: 0.9rem;
  }

  .its-pain-answer {
    padding: 1rem 1.2rem;
  }
}

/* --- 開発実績カード --- */
.ltb-grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.ltb-result-card {
  background: #f7f8fa;
  border: 1px solid #e0e0e0;
  border-radius: 10px;
  padding: 1.5rem;
  border-top: 3px solid #d4541e;
}

.ltb-result-title {
  font-size: 1rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.4rem;
}

.ltb-result-spec {
  font-size: 0.85rem;
  font-weight: 600;
  color: #d4541e;
  margin-bottom: 0.6rem;
}

.ltb-result-desc {
  font-size: 0.85rem;
  color: #555;
  line-height: 1.6;
}

.ltb-link-more {
  color: #d4541e;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: opacity 0.3s;
}

.ltb-link-more:hover {
  opacity: 0.7;
}

/* --- EV充電ソリューション --- */
.ltb-section-alt {
  background: #f7f8fa;
  padding: 3rem 0;
}

.ltb-ev-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.ltb-ev-feature-card {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 2rem 1.5rem;
  transition: all 0.3s;
}

.ltb-ev-feature-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.ltb-ev-feature-icon {
  font-size: 2rem;
  margin-bottom: 0.8rem;
}

.ltb-ev-feature-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.6rem;
}

.ltb-ev-feature-desc {
  font-size: 0.85rem;
  color: #555;
  line-height: 1.7;
  margin-bottom: 1rem;
}

.ltb-ev-feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.ltb-ev-feature-list li {
  font-size: 0.8rem;
  color: #444;
  padding: 0.3rem 0;
  padding-left: 1.2rem;
  position: relative;
}

.ltb-ev-feature-list li::before {
  content: "✓";
  color: #d4541e;
  font-weight: 700;
  position: absolute;
  left: 0;
}

.ltb-pc-only {
  display: inline;
}

@media (max-width: 768px) {
  .ltb-pc-only {
    display: none;
  }
}
/* ============================================
   Business Detail Section - 事業内容ページ用
   style.css の末尾に追記してください
   ============================================ */

/* --- Business Detail Alternating Layout --- */
.biz-detail-section {
  padding: 60px 0;
}
.biz-detail-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  gap: 60px;
}
.biz-detail-content {
  flex: 1;
}
.biz-detail-num {
  font-family: 'Inter', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: rgba(26, 39, 68, 0.08);
  line-height: 1;
  margin-bottom: 8px;
}
.biz-detail-label {
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 3px;
  color: #1a2744;
  font-weight: 600;
  margin-bottom: 8px;
}
.biz-detail-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 8px;
}
.biz-detail-subtitle {
  font-size: 0.85rem;
  color: #888;
  margin-bottom: 16px;
  font-weight: 500;
}
.biz-detail-desc {
  font-size: 0.95rem;
  color: #555;
  line-height: 1.8;
  margin-bottom: 20px;
}
.biz-detail-stats {
  display: flex;
  gap: 32px;
  margin-bottom: 24px;
}
.biz-stat-item {
  display: flex;
  flex-direction: column;
}
.biz-stat-value {
  font-family: 'Inter', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--orange, #d4541e);
  line-height: 1.2;
}
.biz-stat-label {
  font-size: 0.8rem;
  color: #888;
  margin-top: 2px;
}
.biz-detail-link {
  display: inline-flex;
  align-items: center;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--orange, #d4541e);
  transition: opacity 0.2s;
}
.biz-detail-link:hover {
  opacity: 0.7;
}

/* Visual Side (Icon + Keywords) */
.biz-detail-visual {
  flex: 0 0 320px;
  background: linear-gradient(135deg, #1a2744 0%, #243352 100%);
  border-radius: 16px;
  padding: 48px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 280px;
}
.biz-visual-icon {
  font-size: 3.5rem;
  margin-bottom: 20px;
}
.biz-visual-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}
.biz-visual-keywords span {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 100px;
  padding: 4px 14px;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.8);
  font-family: 'Inter', sans-serif;
}

/* --- Synergy Flow --- */
.synergy-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  max-width: 1000px;
  margin: 0 auto;
}
.synergy-item {
  background: #fff;
  border: 1px solid #e8eaed;
  border-radius: 12px;
  padding: 24px 20px;
  text-align: center;
  min-width: 160px;
  flex: 1;
  max-width: 200px;
  transition: transform 0.3s, box-shadow 0.3s;
}
.synergy-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}
.synergy-icon {
  font-size: 2rem;
  margin-bottom: 8px;
}
.synergy-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 4px;
}
.synergy-role {
  font-size: 0.75rem;
  color: #888;
}
.synergy-arrow {
  font-size: 1.5rem;
  color: var(--orange, #d4541e);
  font-weight: 700;
}

/* --- Missing class definitions for business/index.html --- */
.ltb-business-overview {
  /* Wrapper - no special styling needed */
}
.ltb-intro-text {
  font-size: 1.05rem;
  color: #444;
  line-height: 1.9;
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
  background: linear-gradient(135deg, #f8fafc 0%, #fff 100%);
  padding: 1.5rem 2rem;
  border-radius: 12px;
  border-left: 4px solid var(--orange);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.ltb-strengths {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1100px;
  margin: 0 auto;
}
.ltb-strength-item {
  text-align: center;
  padding: 2rem 1.5rem;
  background: #fff;
  border-radius: 12px;
  border: 1px solid #e8eaed;
  transition: transform 0.3s, box-shadow 0.3s;
}
.ltb-strength-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}
.ltb-strength-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
.ltb-strength-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.5rem;
}
.ltb-strength-desc {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.7;
}

/* --- Responsive for Business Detail --- */
@media (max-width: 768px) {
  .biz-detail-inner {
    flex-direction: column !important;
    gap: 32px;
  }
  .biz-detail-visual {
    flex: none;
    width: 100%;
    min-height: 180px;
    padding: 32px 24px;
  }
  .biz-detail-stats {
    flex-wrap: wrap;
    gap: 20px;
  }
  .synergy-flow {
    flex-direction: column;
    gap: 8px;
  }
  .synergy-item {
    max-width: 100%;
    width: 100%;
  }
  .synergy-arrow {
    transform: rotate(90deg);
  }
}

/* ============================================
   新規追加CSS - 2026.03 修正対応
   ============================================ */

/* --- Numbers Section Enhanced (Slide 3: 文字拡大・オレンジ白強調) --- */
.numbers-section .number-value {
  font-size: 3.2rem;
  font-weight: 800;
  color: var(--orange);
  line-height: 1.1;
  margin-bottom: 0.6rem;
}

.numbers-section .number-value span[data-count],
.numbers-section .number-value span[data-suffix] {
  color: var(--orange);
  font-size: 3.2rem;
  font-weight: 800;
}

.numbers-section .number-value span:not([data-count]):not([data-suffix]) {
  font-size: 1.4rem;
  font-weight: 600;
  color: white;
  margin-left: 4px;
}

.numbers-section .number-label {
  font-size: 0.9rem;
  opacity: 0.9;
  color: white;
  line-height: 1.5;
}

/* --- 3-column Business Grid (TOP page) --- */
.biz-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 960px) {
  .biz-grid-3 {
    grid-template-columns: 1fr;
  }
}

/* --- Pain Answer Enhanced (Slide 4) --- */
.pain-answer-enhanced {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 2rem 2.5rem;
  background: linear-gradient(135deg, #1a2744 0%, #243352 100%);
  border-left: 5px solid var(--orange);
  border-radius: 0 12px 12px 0;
  max-width: 780px;
  margin: 2rem auto 0;
}

.pain-answer-icon {
  font-size: 2.5rem;
  flex-shrink: 0;
}

.pain-answer-text {
  font-size: 1.15rem;
  color: white;
  font-weight: 600;
  line-height: 1.7;
}

.pain-answer-text strong {
  color: var(--orange);
  font-size: 1.3rem;
}

.pain-answer-btn {
  display: inline-block;
  flex-shrink: 0;
  background: var(--orange);
  color: white;
  padding: 0.7rem 1.8rem;
  border-radius: 6px;
  font-weight: 700;
  font-size: 0.9rem;
  transition: opacity 0.3s;
  white-space: nowrap;
}

.pain-answer-btn:hover {
  opacity: 0.85;
}

@media (max-width: 768px) {
  .pain-answer-enhanced {
    flex-direction: column;
    text-align: center;
    padding: 1.5rem;
    gap: 1rem;
  }

  .pain-answer-text {
    font-size: 1rem;
  }
}

/* --- R&D Service Icons --- */
.ltb-service-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.ltb-service-card {
  background: white;
  border: 1px solid #e8eaef;
  border-radius: 12px;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all 0.3s;
}

.ltb-service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.ltb-service-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.6rem;
}

.ltb-service-desc {
  font-size: 0.88rem;
  color: #555;
  line-height: 1.7;
}

/* --- R&D Grid 4 columns --- */
.ltb-grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

/* --- R&D Tech Categories (Slide 8: 楕円タグ・カテゴリ別) --- */
.rd-tech-categories {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.rd-tech-category {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.rd-tech-cat-title {
  min-width: 130px;
  font-size: 0.85rem;
  font-weight: 700;
  color: #1a2744;
  padding: 0.5rem 0;
  border-right: 3px solid var(--orange);
  padding-right: 1rem;
  text-align: right;
  flex-shrink: 0;
}

.rd-tech-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 0.3rem;
}

.rd-tech-pill {
  display: inline-block;
  background: #f0f4f8;
  color: #1a2744;
  border: 1px solid #d8dde5;
  border-radius: 100px;
  padding: 0.35rem 1rem;
  font-size: 0.82rem;
  font-weight: 500;
  transition: all 0.2s;
}

.rd-tech-pill:hover {
  background: #1a2744;
  color: white;
  border-color: #1a2744;
}

@media (max-width: 768px) {
  .rd-tech-category {
    flex-direction: column;
    gap: 0.5rem;
  }

  .rd-tech-cat-title {
    min-width: auto;
    border-right: none;
    border-bottom: 2px solid var(--orange);
    padding-right: 0;
    padding-bottom: 0.3rem;
    text-align: left;
  }
}

/* --- Recruit Page Redesign (Slide 11) --- */
.recruit-culture-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.recruit-culture-card {
  background: white;
  border: 1px solid #e8eaef;
  border-top: 4px solid var(--orange);
  border-radius: 0 0 12px 12px;
  padding: 2rem 1.5rem;
  text-align: left;
  transition: all 0.3s;
}

.recruit-culture-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}

.recruit-culture-num {
  font-family: 'Inter', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  color: rgba(26, 39, 68, 0.08);
  margin-bottom: 0.5rem;
}

.recruit-culture-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.6rem;
}

.recruit-culture-desc {
  font-size: 0.88rem;
  color: #555;
  line-height: 1.7;
}

.recruit-job-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.recruit-job-card {
  background: white;
  border: 1px solid #e8eaef;
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s;
}

.recruit-job-card:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.recruit-job-header {
  background: linear-gradient(135deg, #1a2744 0%, #243352 100%);
  padding: 1.5rem 2rem;
  color: white;
}

.recruit-job-badge {
  display: inline-block;
  background: rgba(212,84,30,0.9);
  color: white;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 100px;
  margin-bottom: 0.8rem;
}

.recruit-job-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
}

.recruit-job-role {
  font-size: 0.85rem;
  opacity: 0.8;
}

.recruit-job-body {
  padding: 1.5rem 2rem 2rem;
}

.recruit-job-info {
  margin-bottom: 1rem;
}

.recruit-job-info-item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.88rem;
  color: #555;
  padding: 0.4rem 0;
}

.recruit-job-info-label {
  font-weight: 700;
  color: #1a2744;
  min-width: 50px;
}

.recruit-job-desc {
  font-size: 0.9rem;
  color: #444;
  line-height: 1.7;
  margin-bottom: 1.2rem;
}

.recruit-skills-section {
  background: #f7f8fa;
  border-radius: 8px;
  padding: 1.2rem 1.5rem;
  margin-bottom: 1.5rem;
}

.recruit-skills-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: #1a2744;
  margin-bottom: 0.6rem;
}

.recruit-skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.recruit-skill-tag {
  background: white;
  border: 1px solid #d8dde5;
  border-radius: 100px;
  padding: 0.3rem 0.9rem;
  font-size: 0.78rem;
  color: #444;
  font-weight: 500;
}

.recruit-apply-btn {
  display: inline-block;
  color: var(--orange);
  font-weight: 700;
  font-size: 0.95rem;
  transition: opacity 0.3s;
}

.recruit-apply-btn:hover {
  opacity: 0.7;
}

@media (max-width: 768px) {
  .recruit-culture-grid {
    grid-template-columns: 1fr;
  }

  .recruit-job-grid {
    grid-template-columns: 1fr;
  }

  .recruit-job-header {
    padding: 1.2rem 1.5rem;
  }

  .recruit-job-body {
    padding: 1.2rem 1.5rem 1.5rem;
  }
}

/* --- Profile Table (Greetings) --- */
.ltb-profile-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 2rem;
}

.ltb-profile-table tr {
  border-bottom: 1px solid #e0e0e0;
}

.ltb-profile-table td {
  padding: 1rem;
  vertical-align: top;
  font-size: 0.95rem;
  line-height: 1.7;
}

.ltb-profile-table td:first-child {
  background: #f9f9f9;
  font-weight: 600;
  width: 25%;
  color: #1a2744;
}

.ltb-profile-table td:last-child {
  color: #333;
}

@media (max-width: 768px) {
  .ltb-profile-table td {
    padding: 0.8rem;
    font-size: 0.88rem;
  }

  .ltb-profile-table td:first-child {
    width: 30%;
  }

  .numbers-section .number-value,
  .numbers-section .number-value span[data-count],
  .numbers-section .number-value span[data-suffix] {
    font-size: 2.4rem;
  }

  .numbers-section .number-value span:not([data-count]):not([data-suffix]) {
    font-size: 1.1rem;
  }
}

/* ============================================
   沿革タイムライン - リデザイン
   ============================================ */
.history-timeline {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}

.history-year-group {
  display: flex;
  gap: 0;
  position: relative;
  margin-bottom: 0;
}

/* 左側: 年ラベル */
.history-year-label {
  flex-shrink: 0;
  width: 90px;
  font-family: 'Inter', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--navy);
  padding-top: 1.5rem;
  text-align: right;
  padding-right: 2rem;
  position: relative;
}

/* 縦ライン（年ラベルの右端） */
.history-year-group::before {
  content: '';
  position: absolute;
  left: 90px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, #e0e4ea 0%, #d0d4db 100%);
}

/* 最初のグループは上端をカット */
.history-year-group:first-child::before {
  top: 1.8rem;
}

/* 最後のグループは下端を短く */
.history-year-group:last-child::before {
  bottom: 1rem;
}

/* 年マーカードット */
.history-year-label::after {
  content: '';
  position: absolute;
  right: -8px;
  top: 1.75rem;
  width: 14px;
  height: 14px;
  background: var(--orange);
  border-radius: 50%;
  border: 3px solid white;
  box-shadow: 0 0 0 2px var(--orange);
  z-index: 2;
}

/* 右側: イベント群 */
.history-events {
  flex: 1;
  padding-left: 2rem;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

/* 各イベント行 */
.history-event {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  padding: 1rem 1.2rem;
  border-radius: 8px;
  margin-bottom: 4px;
  transition: background 0.2s;
}

.history-event:hover {
  background: #f7f8fa;
}

/* 月ラベル */
.history-month {
  flex-shrink: 0;
  min-width: 40px;
  font-family: 'Inter', 'Noto Sans JP', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  color: #888;
  padding-top: 2px;
}

/* イベント内容 */
.history-content {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  flex: 1;
}

/* カテゴリバッジ */
.history-badge {
  flex-shrink: 0;
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 100px;
  letter-spacing: 0.03em;
  white-space: nowrap;
  margin-top: 2px;
}

.history-badge-milestone {
  background: var(--orange);
  color: white;
}

.history-badge-award {
  background: #e8f5e9;
  color: #2e7d32;
}

.history-badge-finance {
  background: #e3f2fd;
  color: #1565c0;
}

.history-badge-office {
  background: #fef0eb;
  color: var(--orange);
}

.history-badge-business {
  background: #ede7f6;
  color: #5e35b1;
}

.history-badge-product {
  background: #fff3e0;
  color: #e65100;
}

/* イベントテキスト */
.history-text {
  font-size: 0.92rem;
  color: #444;
  line-height: 1.6;
}

/* レスポンシブ */
@media (max-width: 768px) {
  .history-year-label {
    width: 60px;
    font-size: 1.2rem;
    padding-right: 1.2rem;
    padding-top: 1.2rem;
  }

  .history-year-group::before {
    left: 60px;
  }

  .history-year-label::after {
    width: 10px;
    height: 10px;
    right: -6px;
    top: 1.45rem;
    border-width: 2px;
  }

  .history-events {
    padding-left: 1.2rem;
  }

  .history-event {
    flex-direction: column;
    gap: 0.3rem;
    padding: 0.8rem 1rem;
  }

  .history-content {
    flex-wrap: wrap;
  }

  .history-text {
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  .history-year-label {
    width: 50px;
    font-size: 1rem;
    padding-right: 1rem;
  }

  .history-year-group::before {
    left: 50px;
  }

  .history-events {
    padding-left: 1rem;
  }
}

/* ===== EV Charging Page Styles ===== */
.ev-hero {
  background: linear-gradient(135deg, var(--navy) 0%, #0f1a2e 100%);
  padding: 120px 2rem 80px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.ev-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(212,84,30,0.12) 0%, transparent 70%);
  border-radius: 50%;
}
.ev-hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(212,84,30,0.06) 0%, transparent 70%);
  border-radius: 50%;
}
.ev-hero-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.ev-hero-content {
  text-align: left;
}
.ev-hero-label {
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 3px;
  color: var(--orange);
  margin-bottom: 16px;
}
.ev-hero-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.4;
}
.ev-hero-accent {
  color: var(--orange);
  font-size: 1.15em;
}
.ev-hero-sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 28px;
  line-height: 1.8;
}
.ev-hero-badges {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.ev-hero-badge {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.9);
  backdrop-filter: blur(4px);
}
.ev-hero-ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.ev-hero-btn-primary {
  display: inline-block;
  background: var(--orange);
  color: #fff;
  padding: 14px 32px;
  border-radius: 6px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.3s, transform 0.2s;
}
.ev-hero-btn-primary:hover {
  background: var(--orange-dark);
  transform: translateY(-2px);
}
.ev-hero-btn-secondary {
  display: inline-block;
  background: transparent;
  color: rgba(255,255,255,0.85);
  padding: 14px 32px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.3);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  transition: border-color 0.3s, color 0.3s;
}
.ev-hero-btn-secondary:hover {
  border-color: rgba(255,255,255,0.6);
  color: #fff;
}
.ev-hero-visual {
  text-align: center;
  position: relative;
}
.ev-hero-img {
  max-width: 300px;
  height: auto;
  border-radius: 24px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.25);
  margin-bottom: 16px;
}
.ev-hero-visual-caption {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
  white-space: nowrap;
}
.ev-hero-visual-tag {
  display: inline-block;
  background: var(--orange);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 100px;
  margin-right: 6px;
  letter-spacing: 0.5px;
}
/* EV highlight for emphasis */
.ev-onecharge-logo-wrap {
  text-align: center;
  margin: 0 0 16px;
}
.ev-onecharge-logo {
  max-width: 280px;
  height: auto;
}
.ev-feature-logo {
  width: 60px;
  height: auto;
  border-radius: 8px;
}
.ev-highlight {
  color: var(--orange);
  font-weight: 700;
  font-style: normal;
}

/* EV Section Layout */
.ev-section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px 2rem;
}
.ev-section-alt {
  background: #f7f8fa;
  padding: 80px 0;
}
.ev-section-alt .ev-section {
  padding-top: 0;
  padding-bottom: 0;
}
.ev-section-label {
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 3px;
  color: var(--orange);
  font-weight: 600;
  margin-bottom: 8px;
}
.ev-section-title {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 16px;
  line-height: 1.4;
}
.ev-section-desc {
  color: #666;
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 700px;
  margin-bottom: 40px;
}

/* EV Feature Grid */
.ev-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 40px;
}
.ev-feature-card {
  background: #fff;
  border: 1px solid #e8eaed;
  border-radius: 12px;
  padding: 32px 28px;
  transition: transform 0.3s, box-shadow 0.3s;
}
.ev-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}
.ev-feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 16px;
  background: rgba(212,84,30,0.1);
}
.ev-feature-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}
.ev-feature-card p {
  color: #555;
  font-size: 0.9rem;
  line-height: 1.7;
}

/* EV Product Section */
.ev-product {
  display: flex;
  align-items: center;
  gap: 60px;
  margin-bottom: 80px;
}
.ev-product.reverse {
  flex-direction: row-reverse;
}
.ev-product-content {
  flex: 1;
}
.ev-product-visual {
  flex: 0 0 380px;
  background: linear-gradient(135deg, #f0f4f8 0%, #e8ecf0 100%);
  border-radius: 16px;
  padding: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 300px;
}
.ev-product-visual-icon {
  font-size: 4rem;
  margin-bottom: 16px;
}
.ev-product-visual-img {
  max-width: 240px;
  height: auto;
  margin-bottom: 16px;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.1));
}
.ev-product-visual-text {
  font-size: 0.85rem;
  color: #888;
  font-weight: 500;
}
.ev-product-tag {
  display: inline-block;
  background: var(--orange);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 12px;
  letter-spacing: 1px;
}
.ev-product-tag.ev-tag-navy {
  background: var(--navy);
}
.ev-product-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 16px;
  line-height: 1.4;
}
.ev-product-title small {
  font-size: 0.7em;
  color: #888;
  font-weight: 400;
}
.ev-product-desc {
  color: #555;
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 24px;
}
.ev-spec-list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}
.ev-spec-list li {
  padding: 8px 0;
  border-bottom: 1px solid #f0f0f0;
  font-size: 0.9rem;
  color: #444;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.ev-spec-list li::before {
  content: '\2713';
  color: var(--orange);
  font-weight: 700;
  flex-shrink: 0;
}

/* EV Business Model */
.ev-bmodel {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0;
  margin-top: 40px;
  position: relative;
  align-items: stretch;
}
.ev-bmodel-step {
  text-align: center;
  padding: 32px 24px;
  position: relative;
  background: #fff;
  border: 1px solid #e8eaed;
  border-radius: 12px;
}
.ev-bmodel-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--orange);
  padding: 0 12px;
  font-weight: 700;
}
.ev-bmodel-num {
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--orange);
  letter-spacing: 2px;
  margin-bottom: 8px;
}
.ev-bmodel-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}
.ev-bmodel-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}
.ev-bmodel-desc {
  font-size: 0.85rem;
  color: #666;
  line-height: 1.6;
}
.ev-bmodel-heading {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 8px;
}
.ev-bmodel-sub {
  font-size: 0.9rem;
  color: #888;
  margin-bottom: 24px;
}

/* EV Use Cases */
.ev-usecases {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 40px;
}
.ev-usecase {
  background: #fff;
  border: 1px solid #e8eaed;
  border-radius: 12px;
  padding: 28px 24px;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}
.ev-usecase:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}
.ev-usecase-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}
.ev-usecase h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 8px;
}
.ev-usecase p {
  font-size: 0.85rem;
  color: #666;
  line-height: 1.6;
}

/* EV Sustainability */
.ev-sustain {
  background: linear-gradient(135deg, var(--navy) 0%, #2a3f5f 100%);
  border-radius: 16px;
  padding: 48px;
  color: #fff;
  display: flex;
  gap: 48px;
  align-items: center;
  margin-top: 40px;
  position: relative;
}
.ev-sustain-badge {
  position: absolute;
  top: 16px;
  right: 20px;
  background: rgba(255,255,255,0.2);
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: 100px;
  padding: 4px 16px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 1px;
}
.ev-sustain-icon {
  font-size: 4rem;
  flex-shrink: 0;
}
.ev-sustain-content h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.ev-sustain-content p {
  font-size: 0.95rem;
  line-height: 1.8;
  opacity: 0.9;
}
.ev-sustain-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}
.ev-sustain-tag {
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 100px;
  padding: 4px 14px;
  font-size: 0.8rem;
}

/* EV Timeline */
.ev-timeline {
  margin-top: 40px;
  position: relative;
  padding-left: 32px;
}
.ev-timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: #e0e0e0;
}
.ev-timeline-item {
  position: relative;
  padding: 0 0 32px 24px;
}
.ev-timeline-item::before {
  content: '';
  position: absolute;
  left: -28px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--orange);
  border: 2px solid #fff;
  box-shadow: 0 0 0 2px var(--orange);
}
.ev-timeline-date {
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--orange);
  margin-bottom: 4px;
}
.ev-timeline-text {
  font-size: 0.95rem;
  color: #333;
}

/* EV Plug & Charge comparison */
.ev-card-old {
  border-top: 3px solid #e0e0e0;
}
.ev-card-old h4 {
  color: #999;
}
.ev-card-old .ev-card-note {
  color: #d44;
  font-size: 0.85rem;
  margin-top: 12px;
  font-weight: 600;
}
.ev-card-new {
  border-top: 3px solid var(--orange);
}
.ev-card-new h4 {
  color: var(--orange);
}
.ev-card-new .ev-card-note {
  color: var(--orange);
  font-size: 0.85rem;
  margin-top: 12px;
  font-weight: 600;
}
.ev-card-highlight {
  color: var(--orange);
  font-weight: 600;
}
.ev-cta-desc {
  font-size: 1rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

/* EV utility classes for inline style replacement */
.ev-section-inner {
  padding-top: 0;
  padding-bottom: 0;
}
.ev-product-title-sub {
  font-size: 0.7em;
  color: #888;
  font-weight: 400;
}
.ev-product-visual-auth {
  background: linear-gradient(135deg, #e8ecf4 0%, #dde3ef 100%);
}
.ev-card-old-title {
  color: #999;
}
.ev-card-old-warn {
  color: #d44;
  font-size: 0.85rem;
  margin-top: 12px;
  font-weight: 600;
}
.ev-card-new-title {
  color: var(--orange);
}
.ev-card-new-benefit {
  color: var(--orange);
  font-size: 0.85rem;
  margin-top: 12px;
  font-weight: 600;
}
.ev-card-text {
  font-size: 0.85rem;
}
.ev-compare-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

/* EV Responsive */
@media (max-width: 768px) {
  .ev-hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }
  .ev-hero-content {
    text-align: center;
  }
  .ev-hero-badges {
    justify-content: center;
  }
  .ev-hero-ctas {
    justify-content: center;
  }
  .ev-hero-img {
    max-width: 220px;
  }
  .ev-product {
    flex-direction: column !important;
    gap: 32px;
  }
  .ev-product-visual {
    flex: none;
    width: 100%;
    min-height: 200px;
    padding: 32px;
  }
  .ev-bmodel {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .ev-bmodel-step {
    border-radius: 12px;
  }
  .ev-bmodel-arrow {
    transform: rotate(90deg);
    padding: 8px 0;
    font-size: 1.5rem;
  }
  .ev-sustain {
    flex-direction: column;
    text-align: center;
    padding: 32px 24px;
    gap: 24px;
  }
  .ev-sustain-tags {
    justify-content: center;
  }
  .ev-usecases {
    grid-template-columns: 1fr 1fr;
  }
  .ev-features {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 480px) {
  .ev-usecases {
    grid-template-columns: 1fr;
  }
}

/* ===== R&D Page — Additional Styles ===== */
.rd-results-intro {
  font-size: 1rem;
  color: #555;
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

/* R&D Tech Tags inside its-pain-section */
.its-pain-section .rd-tech-categories {
  text-align: left;
  max-width: 900px;
  margin: 0 auto;
}

.its-pain-section .rd-tech-category {
  margin-bottom: 1.2rem;
}

.its-pain-section .rd-tech-cat-title {
  color: var(--navy);
}

.its-pain-section .rd-tech-pill {
  background: white;
  border: 1px solid #ddd;
  color: #444;
}

.its-pain-section .rd-tech-pill:hover {
  border-color: var(--orange);
  color: var(--orange);
}

/* R&D Field-based Results */
.rd-field-group {
  margin-bottom: 3rem;
  text-align: left;
}

.rd-field-group:last-of-type {
  margin-bottom: 0;
}

.rd-field-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid #eee;
}

.rd-field-icon {
  font-size: 2rem;
  width: 56px;
  height: 56px;
  background: #fef0eb;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.rd-field-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.2rem;
}

.rd-field-sub {
  font-size: 0.82rem;
  color: #888;
  letter-spacing: 0.03em;
}

.rd-field-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.rd-field-cards .ltb-result-card {
  margin-bottom: 0;
}

.rd-card-illust {
  text-align: center;
  margin-bottom: 1rem;
  padding: 0.8rem 0;
  background: #f8f8f8;
  border-radius: 8px;
}

.rd-card-illust svg {
  max-width: 100%;
  height: auto;
}

@media (max-width: 768px) {
  .rd-field-cards {
    grid-template-columns: 1fr;
  }
  .rd-field-header {
    gap: 0.8rem;
  }
  .rd-field-icon {
    width: 44px;
    height: 44px;
    font-size: 1.5rem;
  }
  .rd-field-title {
    font-size: 1.05rem;
  }
}

/* ========== SCOPE / 対応フェーズ ========== */
.scope-section {
  background: #f7f8fa;
  padding: 80px 0;
}
.scope-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  text-align: center;
}
.scope-lead {
  font-size: 1rem;
  color: #555;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

/* パイプライン — 統一デザイン */
.scope-pipeline {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin-bottom: 2rem;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 2px 12px rgba(26, 39, 68, 0.06);
  overflow: hidden;
  border: 1px solid #e8eaef;
}
.scope-phase {
  flex: 1;
  min-width: 0;
  position: relative;
  text-align: center;
  border-right: 1px solid #ecedf1;
}
.scope-phase:last-child {
  border-right: none;
}
.scope-phase-box {
  padding: 1.2rem 0.3rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 90px;
  transition: background 0.2s ease;
  position: relative;
  cursor: default;
}
.scope-phase-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--orange);
  opacity: 1;
  transition: height 0.2s ease, opacity 0.2s ease;
}
.scope-phase-box:hover {
  background: #fefaf8;
}
.scope-phase-box:hover::before {
  height: 4px;
}
.scope-phase-num {
  font-size: 0.6rem;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
  font-family: 'Inter', sans-serif;
  text-transform: uppercase;
}
.scope-phase-name {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.35;
}
.scope-phase-en {
  font-size: 0.58rem;
  color: #aab0bc;
  margin-top: 0.25rem;
  font-family: 'Inter', sans-serif;
  letter-spacing: 0.02em;
}

/* 矢印は非表示（ボーダーで区切り） */
.scope-arrow {
  display: none;
}

/* 部分対応バナー */
.scope-partial {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  background: var(--navy);
  color: #fff;
  padding: 1.1rem 2.2rem;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  margin-top: 1.5rem;
  box-shadow: 0 4px 16px rgba(26, 39, 68, 0.18);
}
.scope-partial-icon {
  font-size: 1.3rem;
}
.scope-partial-sub {
  font-size: 0.82rem;
  font-weight: 400;
  opacity: 0.8;
  margin-top: 0.25rem;
}

/* 対応例 */
.scope-examples {
  display: flex;
  justify-content: center;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin-top: 1.8rem;
}
.scope-example-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: #fff;
  border: 1px solid #dde1e8;
  border-radius: 100px;
  padding: 0.45rem 1.1rem;
  font-size: 0.82rem;
  color: var(--navy);
  font-weight: 500;
  transition: border-color 0.2s;
}
.scope-example-tag:hover {
  border-color: var(--orange);
}
.scope-example-tag::before {
  content: '✓';
  color: var(--orange);
  font-weight: 700;
  font-size: 0.75rem;
}

/* V字モデル注記 — 強調カード */
.scope-vmodel-note {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin-top: 2.2rem;
  padding: 1rem 1.8rem;
  background: #fff;
  border: 1.5px solid var(--orange);
  border-radius: 10px;
  font-size: 0.85rem;
  color: var(--navy);
  font-weight: 500;
  line-height: 1.6;
  box-shadow: 0 2px 8px rgba(212, 84, 30, 0.08);
}
.scope-vmodel-note .vmodel-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  min-width: 36px;
  background: var(--orange);
  color: #fff;
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
}
.scope-vmodel-note strong {
  color: var(--orange);
  font-weight: 700;
}

/* Responsive */
@media (max-width: 900px) {
  .scope-pipeline {
    flex-wrap: wrap;
    border-radius: 12px;
  }
  .scope-phase {
    flex: 0 0 33.33%;
    border-right: 1px solid #ecedf1;
    border-bottom: 1px solid #ecedf1;
  }
  .scope-phase:nth-child(3n) {
    border-right: none;
  }
  .scope-phase-box {
    min-height: 72px;
    padding: 1rem 0.3rem 0.8rem;
  }
}
@media (max-width: 600px) {
  .scope-phase {
    flex: 0 0 50%;
  }
  .scope-phase:nth-child(3n) {
    border-right: 1px solid #ecedf1;
  }
  .scope-phase:nth-child(2n) {
    border-right: none;
  }
  .scope-partial {
    flex-direction: column;
    text-align: center;
    padding: 1rem 1.5rem;
    gap: 0.4rem;
  }
  .scope-examples {
    gap: 0.5rem;
  }
  .scope-example-tag {
    font-size: 0.75rem;
    padding: 0.4rem 0.85rem;
  }
}