/* ========== HERO ========== */
.hero {
  padding: 120px 80px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-label {
  font-size: 11px;
  color: #0870ca;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}


.hero h1 span {
  color: #0870ca;
}

.hero-left-about{
	font-size: 60px;
	letter-spacing: 3px;
    margin: 0;
    color: #0870CA;
    font-weight: 700;
}

.subtitle-about{
	font-size: 30px;
    letter-spacing: 1.5px;
    color: #0870CA;
    font-weight: 900;
	line-height: 1.8;
    margin-bottom: 28px;
}

.hero-desc {
  font-size: 13px;
  color: #6b7280;
  line-height: 1.8;
  margin-bottom: 28px;
  max-width: 380px;
}

.btn-primary {
  display: inline-block;
  background: #0870ca;
  color: #ffffff;
  padding: 12px 28px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: none;
}

/* Hero right: 2x2 cards */
.hero-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.hero-card {
  background: #e0eef8;
  border-radius: 8px;
  padding: 20px;
  position: relative;
}

.hero-card.blue-dark {
  background: #0870ca;
  color: #ffffff;
}

.hero-card-icon {
  font-size: 22px;
  margin-bottom: 8px;
}

.hero-card h3 {
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 6px;
}

.hero-card.blue-dark h3 {
  color: #ffffff;
}

.hero-card p {
  font-size: 11px;
  color: #6b7280;
  line-height: 1.5;
}

.hero-card.blue-dark p {
  color: rgba(255, 255, 255, 0.75);
}

/* ========== SECTION COMMON ========== */
section {
  padding: 80px 0;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 60px;
}

.section-label {
  font-size: 10px;
  font-weight: 700;
  color: #0870ca;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-label::before {
  content: "";
  display: inline-block;
  width: 20px;
  height: 2px;
  background: #0870ca;
}

.section-title-a {
  font-size: 26px;
  font-weight: 900;
  color: #1a1a2e;
  margin-bottom: 32px;
}

/* ========== ABOUT ========== */
.about {
  background: #ffffff;
}

.about-02{
	padding: 50px 20px 100px;
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 60px;
  align-items: start;
}

.about h2 {
  font-size: 22px;
  font-weight: 900;
  color: #1a1a2e;
  margin-bottom: 20px;
}

.about p {
  font-size: 13px;
  color: #6b7280;
  line-height: 1.9;
  margin-bottom: 14px;
}

.about-stats {
  display: flex;
  gap: 16px;
	flex-direction: column;
}

.stat-card {
  background: #0870ca;
  color: #ffffff;
  border-radius: 8px;
  padding: 28px 24px;
  flex: 1;
  text-align: center;
}

.stat-number {
  font-size: 36px;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 11px;
  opacity: 0.85;
}

/* ========== SERVICES ========== */
.services {
  background: #f5f7fa;
}

.services-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 32px;
}

.more-link {
  font-size: 12px;
  color: #6b7280;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 4px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  background: #ffffff;
  border-radius: 8px;
  padding: 24px;
  border: 1px solid #e5e7eb;
}

.service-icon {
  width: 40px;
  height: 40px;
  background: #e0eef8;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  font-size: 18px;
}

.service-card h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
  color: #1a1a2e;
}

.service-card p {
  font-size: 12px;
  color: #6b7280;
  line-height: 1.7;
  margin-bottom: 12px;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.tag {
  font-size: 10px;
  color: #6b7280;
  border: 1px solid #e5e7eb;
  border-radius: 3px;
  padding: 2px 8px;
}

.service-link {
  font-size: 11px;
  color: #0870ca;
  text-decoration: none;
  font-weight: 500;
}

/* ========== CASES ========== */
.cases {
  background: #ffffff;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.case-card {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid #e5e7eb;
}

.case-thumb {
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
}

.case-thumb.blue {
  background: #dce8f8;
}
.case-thumb.sky {
  background: #d4eef9;
}
.case-thumb.green {
  background: #d8f5e8;
}
.case-thumb.orange {
  background: #fdebd0;
}

.case-body {
  padding: 14px;
}

.case-meta {
  display: flex;
  gap: 6px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.badge {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 3px;
  font-weight: 500;
}

.badge-blue {
  background: #e0eef8;
  color: #0870ca;
}
.badge-gray {
  background: #f0f0f0;
  color: #6b7280;
}
.badge-green {
  background: #e0f5ea;
  color: #2e7d5b;
}
.badge-orange {
  background: #fef3e2;
  color: #c07000;
}

.case-card h3 {
  font-size: 13px;
  font-weight: 700;
  color: #1a1a2e;
  line-height: 1.5;
}

/* ========== TESTIMONIALS ========== */
.testimonials {
  background: #f5f7fa;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.testimonial-card {
  background: #ffffff;
  border-radius: 8px;
  padding: 24px;
  border: 1px solid #e5e7eb;
}

.testimonial-card p {
  font-size: 12px;
  color: #6b7280;
  line-height: 1.8;
  margin-bottom: 16px;
}

.reviewer {
  display: flex;
  align-items: center;
  gap: 10px;
}

.avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: #ffffff;
  flex-shrink: 0;
}

.avatar-a {
  background: #0870ca;
}
.avatar-b {
  background: #4caf7d;
}
.avatar-c {
  background: #f0703d;
}

.reviewer-info .name {
  font-size: 12px;
  font-weight: 700;
  color: #1a1a2e;
}

.reviewer-info .role {
  font-size: 11px;
  color: #6b7280;
}

/* ========== PROCESS ========== */
.process {
  background: #ffffff;
}

.process h2 {
  font-size: 26px;
  font-weight: 900;
  color: #1a1a2e;
  margin-bottom: 8px;
  text-align: center;
}

.process-sub {
  font-size: 13px;
  color: #6b7280;
  text-align: center;
  margin-bottom: 48px;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}

.process-steps::before {
  content: "";
  position: absolute;
  top: 36px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: #e0eef8;
  z-index: 0;
}

.step-card {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-num {
  width: 56px;
  height: 56px;
  background: #0870ca;
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  margin: 0 auto 16px;
}

.step-icon {
  font-size: 22px;
  margin-bottom: 8px;
}

.step-card h3 {
  font-size: 14px;
  font-weight: 700;
  color: #1a1a2e;
  margin-bottom: 6px;
}

.step-card p {
  font-size: 11px;
  color: #6b7280;
  line-height: 1.7;
}

/* ========== CTA ========== */
.cta {
  background: #0870ca;
  padding: 80px 60px;
  text-align: center;
}

.cta-label {
  font-size: 10px;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.cta h2 {
  font-size: 32px;
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 12px;
}

.cta p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 32px;
  line-height: 1.7;
}

.btn-white {
  display: inline-block;
  background: #ffffff;
  color: #0870ca;
  padding: 12px 32px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

/* ========== FOOTER ========== */
footer {
  background: #1a1a2e;
  color: rgba(255, 255, 255, 0.6);
  padding: 40px 60px;
  text-align: center;
  font-size: 12px;
}

/* ========== HAMBURGER MENU ========== */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #1a1a2e;
  border-radius: 2px;
  transition: all 0.3s;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-overlay {
  display: none;
  position: fixed;
  inset: 60px 0 0 0;
  background: #ffffff;
  z-index: 99;
  flex-direction: column;
  padding: 32px 24px;
  gap: 0;
  border-top: 1px solid #e5e7eb;
}

.nav-overlay.open {
  display: flex;
}

.nav-overlay a {
  text-decoration: none;
  color: #333333;
  font-size: 15px;
  font-weight: 500;
  padding: 16px 0;
  border-bottom: 1px solid #e5e7eb;
}

.nav-overlay .nav-btn {
  margin-top: 24px;
  background: #0870ca;
  color: #ffffff !important;
  text-align: center;
  border-radius: 4px;
  border-bottom: none;
  padding: 14px 0;
}

/* ========== RESPONSIVE: TABLET (768px〜900px) ========== */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 100px 40px 60px;
    gap: 40px;
  }
  .hero h1 {
    font-size: 40px;
  }

  .about-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .about-stats {
    flex-direction: row;
  }

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

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

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

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
  .process-steps::before {
    display: none;
  }
}

/* ========== RESPONSIVE: MOBILE (〜767px) ========== */
@media (max-width: 767px) {
  /* --- Header --- */
  header {
    padding: 0 20px;
    height: 56px;
  }
  nav {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .nav-overlay {
    inset: 56px 0 0 0;
  }

  /* --- Hero --- */


  .hero {
    grid-template-columns: 1fr;
    padding: 72px 20px 48px;
    gap: 28px;
  }
  .hero-label {
    font-size: 10px;
    margin-bottom: 10px;
  }

  .hero-desc {
    font-size: 12px;
    max-width: 100%;
    margin-bottom: 20px;
    line-height: 1.7;
  }
  .btn-primary {
    display: block;
    text-align: center;
    padding: 14px 0;
    width: 100%;
    border-radius: 6px;
  }
	
.hero-left-about{
	font-size: 40px;
        letter-spacing: 3px;
        margin: 0;
        color: #0870CA;
        font-weight: 600;
    }


.subtitle-about{
	font-size: 18px;
        letter-spacing: 1.5px;
        color: #0870CA;
    font-weight: 900;
}

  /* Hero カード: SP は 2列 */
  .hero-cards {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .hero-card {
    padding: 14px 12px;
    border-radius: 8px;
  }
  .hero-card-icon {
    font-size: 18px;
    margin-bottom: 6px;
  }
  .hero-card h3 {
    font-size: 12px;
    margin-bottom: 4px;
  }
  .hero-card p {
    font-size: 10px;
    line-height: 1.5;
  }

  /* --- 共通 Section --- */
  section {
    padding: 52px 0;
  }
  .container {
    padding: 0 20px;
  }
  .section-label {
    font-size: 9px;
  }
  .section-title {
    font-size: 18px;
    margin-bottom: 20px;
  }

  /* --- About --- */
  .about-inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .about h2 {
    font-size: 18px;
    margin-bottom: 14px;
  }
  .about p {
    font-size: 12px;
    line-height: 1.8;
    margin-bottom: 10px;
  }
  .about-stats {
    flex-direction: row;
    gap: 12px;
  }
  .stat-card {
    padding: 20px 10px;
    border-radius: 8px;
  }
  .stat-number {
    font-size: 30px;
  }
  .stat-label {
    font-size: 10px;
  }

  /* --- Services --- */
  .services-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    margin-bottom: 20px;
  }
  .services-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .service-card {
    padding: 18px;
  }
  .service-icon {
    width: 36px;
    height: 36px;
    font-size: 16px;
    margin-bottom: 10px;
  }
  .service-card h3 {
    font-size: 14px;
    margin-bottom: 6px;
  }
  .service-card p {
    font-size: 12px;
    margin-bottom: 10px;
  }
  .tag {
    font-size: 9px;
    padding: 2px 6px;
  }
  .service-link {
    font-size: 11px;
  }

  /* --- Cases --- */
  .cases-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .case-thumb {
    height: 100px;
    font-size: 26px;
  }
  .case-body {
    padding: 10px;
  }
  .badge {
    font-size: 9px;
    padding: 2px 6px;
  }
  .case-card h3 {
    font-size: 11px;
    line-height: 1.5;
  }

  /* --- Testimonials --- */
  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .testimonial-card {
    padding: 18px;
  }
  .testimonial-card p {
    font-size: 12px;
    line-height: 1.8;
  }
  .reviewer-info .name {
    font-size: 12px;
  }
  .reviewer-info .role {
    font-size: 11px;
  }

  /* --- Process --- */
  .process h2 {
    font-size: 18px;
  }
  .process-sub {
    font-size: 12px;
    margin-bottom: 28px;
  }
  .process-steps {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .process-steps::before {
    display: none;
  }
  .step-card {
    display: grid;
    grid-template-columns: 48px 1fr;
    grid-template-rows: auto auto;
    column-gap: 16px;
    row-gap: 4px;
    text-align: left;
  }
  .step-num {
    grid-row: 1 / 3;
    width: 44px;
    height: 44px;
    font-size: 12px;
    margin: 0;
    align-self: center;
  }
  .step-icon {
    display: none;
  }
  .step-card h3 {
    font-size: 14px;
    margin-bottom: 0;
    align-self: end;
  }
  .step-card p {
    font-size: 12px;
    line-height: 1.7;
    grid-column: 2;
  }

  /* --- CTA --- */
  .cta {
    padding: 56px 24px;
  }
  .cta h2 {
    font-size: 22px;
    margin-bottom: 10px;
  }
  .cta p {
    font-size: 12px;
    margin-bottom: 24px;
  }
  .btn-white {
    display: block;
    padding: 14px 0;
    width: 100%;
    max-width: 260px;
    margin: 0 auto;
    text-align: center;
    border-radius: 6px;
  }
}