:root {
  --primary: #0d3b66;
  --primary-deep: #08263f;
  --accent: #e63946;
  --gold: #d4a017;
  --bg: #f5f8fc;
  --white: #ffffff;
  --text: #1c2733;
  --muted: #5d6b78;
  --line: #dbe4ee;
  --shadow: 0 12px 32px rgba(13, 59, 102, 0.12);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.8;
}

img {
  max-width: 100%;
  display: block;
}

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

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}



.logo {
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--primary);
  letter-spacing: 0.04em;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.nav a {
  font-size: 0.95rem;
  color: var(--muted);
  transition: color 0.3s ease;
}

.nav a:hover {
  color: var(--primary);
}
.hero {
  position: relative;
  color: var(--white);
  padding: 50px 0 90px;
  margin-top: 110px;
  
  background: url(../images/concept/top.png)center center / cover no-repeat;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.4fr 0.9fr;
  gap: 40px;
  align-items: center;
 
}



.eyebrow {
  display: inline-block;
  margin: 0 0 18px;
  padding: 8px 14px;
  border: 1px solid rgba(250, 6, 6, 0.28);
  border-radius: 999px;
  font-size: 0.9rem;
   font-weight: 700;
  letter-spacing: 0.08em;
  background-color: #e63946;
  color: #f7f0f0;
}

.hero h1 {
  margin: 0;
  color: #081f33;
  font-size: clamp(2.3rem, 5vw, 4.4rem);
  line-height: 1.2;
  font-weight: 800;
}

.hero h1 span {
  color: #0c0c0c;
}

.lead {
  margin: 24px 0;
  font-size: 1.08rem;
  color: rgba(236, 41, 41, 0.92);
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.hero-points span {
  padding: 10px 14px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
  font-size: 0.92rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.25s ease, opacity 0.25s ease, background 0.25s ease;
}

.btn:hover {
  transform: translateY(-2px);
  opacity: 0.95;
}

.btn-primary {
  background: rgb(140, 234, 0);
  color: var(--white);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.3);
}

.hero-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 24px;
  padding: 32px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.18);
}

.hero-card-label {
  display: inline-block;
  margin-bottom: 18px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #9fd0ff;
}

.hero-card p {
  margin: 0;
  font-size: 1.5rem;
  line-height: 1.6;
  font-weight: 700;
}

.section {
  padding: 90px 0;
}

.section-alt {
  background: var(--bg);
}

.section-heading {
  margin-bottom: 34px;
}

.section-label {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.3;
  color: var(--primary-deep);
}

.section-text {
  margin-top: 12px;
  color: var(--muted);
}
.message-card {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 32px;
  align-items: center;
  padding: 34px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.message-text p {
  margin: 0 0 18px;
}

.signature {
  margin-top: 24px !important;
  text-align: left;
  font-weight: 700;
  color: var(--primary);
}

.message-photo {
  display: flex;
  justify-content: center;
  align-items: center;
}

.message-photo img {
  width: 100%;
  max-width: 320px;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 20px;
  box-shadow: 0 16px 36px rgba(13, 59, 102, 0.18);
  border: 6px solid #fff;
}

.message-card,
.chart-card,
.info-box,
.contact-box {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.message-card {
  padding: 34px;
}

.message-card p {
  margin: 0 0 18px;
}

.signature {
  margin-top: 24px !important;
  text-align: right;
  font-weight: 700;
  color: var(--primary);
}

.service-grid,
.philosophy-grid,
.future-grid {
  display: grid;
  gap: 22px;
}

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

.service-card,
.future-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
}

.service-card h3,
.future-card h3,
.philosophy-card h3 {
  margin-top: 0;
  margin-bottom: 12px;
  color: var(--primary-deep);
}
.philosophy-section {
  background: #ffffff;
}

.philosophy-heading {
  margin-bottom: 48px;
}

.philosophy-stack {
  border-top: 1px solid var(--line);
}

.philosophy-row {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 40px;
  padding: 44px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}

.philosophy-side {
  position: relative;
}

.philosophy-en {
  margin: 0 0 10px;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--accent);
}

.philosophy-ja {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary-deep);
  line-height: 1.4;
}

.philosophy-main h4 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  line-height: 1.5;
  font-weight: 700;
  color: var(--primary-deep);
  letter-spacing: 0.02em;
}

.philosophy-main p {
  margin: 12px 0 0;
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.9;
}

.value-list {
  display: grid;
  gap: 22px;
}

.value-item {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 20px;
  align-items: start;
  padding: 22px 0;
  border-top: 1px solid #e8eef5;
}

.value-item:first-child {
  border-top: none;
  padding-top: 0;
}

.value-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), #3d79b2);
  color: #fff;
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.08em;
}

.value-item h4 {
  margin: 0 0 8px;
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--primary-deep);
}

.value-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.9;
}




.accent-blue {
  background: linear-gradient(135deg, #1a5d99, #0d3b66);
}

.accent-navy {
  background: linear-gradient(135deg, #15314b, #081f33);
}

.accent-red {
  background: linear-gradient(135deg, #ef476f, #c1121f);
}

.accent-gold {
  background: linear-gradient(135deg, #e0b84f, #b8860b);
}

.info-box {
  padding: 28px 30px;
}

.info-box ul {
  margin: 0;
  padding-left: 1.2em;
}

.chart-card {
  padding: 28px;
}

.chart {
  display: grid;
  gap: 18px;
}

.bar-group {
  display: grid;
  grid-template-columns: 130px 1fr;
  align-items: center;
  gap: 18px;
}

.bar-label {
  font-weight: 700;
  color: var(--primary);
}

.bar {
  height: 28px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), #4f8ec7);
  position: relative;
}

.bar-70 {
  width: 70%;
}

.bar-90 {
  width: 90%;
}

.chart-note {
  margin: 18px 0 0;
  font-size: 0.92rem;
  color: var(--muted);
}

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

.contact-section {
  padding-top: 40px;
}

.contact-box {
  padding: 34px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  background: linear-gradient(135deg, #0d3b66, #123f6d);
  color: var(--white);
}

.contact-box h2 {
  color: var(--white);
  margin: 0 0 10px;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.site-footer {
  background: var(--primary-deep);
  color: rgba(255,255,255,0.85);
  padding: 28px 0;
  margin-top: 80px;
}


footer {
  background: #005bac;
  color: white;
  text-align: center;
  padding: 1rem;
  margin-top: 3rem;
}

@media (max-width: 960px) {
  .hero-inner,
  .service-grid,
  .philosophy-grid,
  .future-grid,
  .contact-box {
    grid-template-columns: 1fr;
  }

  .hero-inner,
  .contact-box {
    display: grid;
  }

  

  .nav {
    justify-content: center;
  }

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

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, 1120px);
  }

  .hero {
    padding: 90px 0 70px;
  
  position: relative;
  color: var(--white);
  padding: 50px 0 90px;
  margin-top:100px;
  
  background: url(../images/index/mainスマホ.png)center center / cover no-repeat;
  overflow: hidden;
}


  .section {
    padding: 70px 0;
  }

  .message-card,
  .service-card,
  .future-card,
  .philosophy-card,
  .info-box,
  .chart-card,
  .contact-box {
    padding: 22px;
  }

  .hero-actions,
  .contact-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }


  .message-card {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .message-photo img {
    max-width: 260px;
  }
 
  .philosophy-row {
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 34px 0;
  }

  .philosophy-ja {
    font-size: 1.35rem;
  }

  .philosophy-main h4 {
    font-size: 1.45rem;
    line-height: 1.7;
  }

  .value-item {
    grid-template-columns: 56px 1fr;
    gap: 16px;
  }

  .value-number {
    width: 48px;
    height: 48px;
    font-size: 0.92rem;
  }

  .value-item h4 {
    font-size: 1.1rem;
  }
.hero h1 {
  margin: 0;
  color: #f5f8fb;
  font-size: clamp(2.3rem, 5vw, 4.4rem);
  line-height: 1.2;
  font-weight: 800;
}

.hero h1 span {
  color:#f5f8fb;
}

.lead {
  margin: 24px 0;
  font-size: 1.08rem;
  color: rgba(243, 238, 238, 0.92);
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.hero-points span {
  padding: 10px 14px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
  font-size: 0.92rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.25s ease, opacity 0.25s ease, background 0.25s ease;
}

.btn:hover {
  transform: translateY(-2px);
  opacity: 0.95;
}

.btn-primary {
  background: rgb(3, 248, 3);
  color: var(--white);
}


.hero-card {
  background: rgba(41, 10, 241, 0.08);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 24px;
  padding: 32px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.18);
}

.hero-card-label {
  display: inline-block;
  margin-bottom: 18px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #9fd0ff;
}

.hero-card p {
  margin: 0;
  font-size: 1.5rem;
  line-height: 1.6;
  font-weight: 700;
}


}