:root {
  --color-bg: #eef6f8;
  --color-surface: #ffffff;
  --color-surface-muted: #e4f0f4;
  --color-surface-blue: #eaf4f7;
  --color-text: #102638;
  --color-text-muted: #314b5b;
  --color-primary: #0b4168;
  --color-primary-dark: #062b45;
  --color-primary-deep: #041f33;
  --color-accent: #08919a;
  --color-accent-dark: #06747c;
  --color-accent-soft: #dff1f3;
  --color-gold: #c8a45d;
  --color-gold-dark: #9f7b35;
  --color-gold-soft: #f3ead6;
  --color-border: #c9dfe6;
  --color-shadow: rgba(6, 43, 69, 0.18);

  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans",
    "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;

  --container-width: 1120px;
  --radius-large: 28px;
  --radius-medium: 18px;
  --radius-small: 12px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background:
    radial-gradient(circle at 86% 8%, rgba(8, 145, 154, 0.17), transparent 28%),
    radial-gradient(circle at 4% 34%, rgba(200, 164, 93, 0.13), transparent 30%),
    linear-gradient(180deg, #f8fbfd 0%, var(--color-bg) 48%, #f9fbfc 100%);
  line-height: 1.8;
}

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

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

p {
  margin: 0;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(247, 251, 253, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(199, 220, 228, 0.92);
}

.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-logo img {
  width: 260px;
  max-height: 72px;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 0.92rem;
  color: var(--color-text-muted);
  font-weight: bold;
}

.site-nav a {
  transition: color 0.2s ease;
}

.site-nav a:hover {
  color: var(--color-accent);
}

.hero {
  padding: 96px 0 88px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  width: 620px;
  height: 620px;
  right: -210px;
  top: -210px;
  background: radial-gradient(circle, rgba(8, 145, 154, 0.24), transparent 62%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  width: 460px;
  height: 460px;
  left: -240px;
  bottom: -240px;
  background: radial-gradient(circle, rgba(200, 164, 93, 0.18), transparent 68%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(300px, 0.7fr);
  align-items: center;
  gap: 56px;
}

.eyebrow,
.section-label {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  color: var(--color-primary-deep);
  background: linear-gradient(135deg, rgba(200, 164, 93, 0.18), rgba(8, 145, 154, 0.10));
  border: 1px solid rgba(200, 164, 93, 0.42);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.hero h1 {
  font-size: clamp(2.3rem, 5vw, 4.8rem);
  line-height: 1.18;
  letter-spacing: -0.05em;
  margin: 0 0 28px;
  color: var(--color-primary-deep);
}

.hero-lead {
  max-width: 760px;
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary), #0d5f8f);
  box-shadow: 0 12px 28px rgba(11, 65, 104, 0.28);
}

.button-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
}

.button-secondary {
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.82);
}

.button-light {
  color: #ffffff;
  border: 1px solid rgba(255,255,255,0.36);
  background: rgba(255,255,255,0.12);
}

.hero-card {
  background:
    linear-gradient(145deg, rgba(255,255,255,0.98), rgba(243,234,214,0.52) 42%, rgba(223,241,243,0.78));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  padding: 34px;
  box-shadow: 0 24px 64px var(--color-shadow);
}

.hero-card-logo {
  width: 220px;
  margin-bottom: 26px;
}

.hero-card-title {
  font-size: clamp(1.2rem, calc(0.85rem + 1vw), 1.4rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 24px;
  color: var(--color-primary);
}

.hero-card-title span {
  display: block;
  white-space: nowrap;
}

.hero-card-text {
  color: var(--color-text-muted);
}

.section {
  padding: 88px 0;
}

.section-muted {
  background:
    radial-gradient(circle at 90% 0%, rgba(8, 145, 154, 0.12), transparent 30%),
    radial-gradient(circle at 7% 100%, rgba(200, 164, 93, 0.12), transparent 32%),
    linear-gradient(180deg, rgba(228, 240, 244, 0.98), rgba(223, 241, 243, 0.58));
}

.section-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 56px;
}

.section h2,
.section-heading h2,
.profile-content h2,
.company-layout h2,
.contact-box h2 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.28;
  margin: 0;
  letter-spacing: -0.04em;
  color: var(--color-primary-deep);
}

.section-body {
  display: grid;
  gap: 18px;
  color: var(--color-text-muted);
  font-size: 1rem;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 40px;
}

.section-heading p:last-child {
  color: var(--color-text-muted);
  margin-top: 18px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card {
  background: rgba(255,255,255,0.95);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  padding: 26px;
  box-shadow: 0 14px 34px rgba(6, 43, 69, 0.08);
}

.card h3 {
  margin: 0 0 12px;
  font-size: 1.08rem;
  color: var(--color-primary);
  border-left: 4px solid var(--color-gold);
  padding-left: 12px;
}

.card p {
  color: #2f4a5a;
  font-size: 0.95rem;
}

.profile-layout {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 58px;
  align-items: center;
}

.profile-image-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  padding: 14px;
  box-shadow: 0 22px 52px var(--color-shadow);
}

.profile-image {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 22px;
  background: var(--color-surface-muted);
}

.profile-content {
  color: var(--color-text-muted);
}

.profile-content h2 {
  margin-bottom: 24px;
}

.profile-name-block {
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.profile-name {
  color: var(--color-primary-deep);
  font-size: 1.4rem;
  font-weight: 800;
}

.profile-role {
  color: var(--color-accent);
  font-weight: 700;
  margin-top: 4px;
}

.profile-content p + p {
  margin-top: 18px;
}

.skill-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.skill-group {
  background: rgba(255,255,255,0.96);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  padding: 24px;
}

.skill-group-wide {
  grid-column: 1 / -1;
}

.skill-group h3 {
  margin: 0 0 14px;
  font-size: 1rem;
  color: var(--color-primary);
}

.skill-group ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 0;
}

.skill-group li {
  background: linear-gradient(135deg, var(--color-accent-soft), #f8f4ea);
  border: 1px solid rgba(200, 164, 93, 0.34);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.9rem;
  color: #294d5e;
}

.strength-list {
  display: grid;
  gap: 18px;
}

.strength-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 24px;
  align-items: start;
  background: rgba(255,255,255,0.95);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  padding: 28px;
}

.strength-item span {
  color: var(--color-gold-dark);
  font-size: 1.4rem;
  font-weight: 900;
  line-height: 1;
}

.strength-item h3 {
  margin: 0 0 8px;
  font-size: 1.12rem;
  color: var(--color-primary);
}

.strength-item p {
  color: #2f4a5a;
}

.works-box {
  background: rgba(255,255,255,0.96);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  padding: 46px;
  box-shadow: 0 18px 46px rgba(6, 43, 69, 0.10);
}

.works-box h2 {
  margin: 0 0 18px;
}

.works-box p:last-child {
  color: var(--color-text-muted);
}

.company-layout {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 56px;
}

.company-list {
  margin: 0;
  border-top: 1px solid var(--color-border);
}

.company-list div {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-border);
}

.company-list dt {
  font-weight: 800;
  color: var(--color-gold-dark);
}

.company-list dd {
  margin: 0;
  color: #2f4a5a;
}

.company-list a {
  color: var(--color-primary);
  font-weight: 700;
}

.contact-box {
  text-align: center;
  background:
    radial-gradient(circle at top right, rgba(8,145,154,0.46), transparent 36%),
    radial-gradient(circle at bottom left, rgba(200,164,93,0.34), transparent 38%),
    linear-gradient(135deg, var(--color-primary), var(--color-primary-dark) 62%, var(--color-primary-deep));
  color: #fff;
  border-radius: var(--radius-large);
  padding: 60px 32px;
  box-shadow: 0 24px 64px rgba(6, 43, 69, 0.22);
}

.contact-box .section-label {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.28);
  margin-bottom: 14px;
}

.contact-box h2 {
  margin-bottom: 18px;
  color: #fff;
}

.contact-box p {
  max-width: 720px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.82);
}

.contact-actions {
  justify-content: center;
}

.contact-box .button-primary {
  background: #fff;
  color: var(--color-primary);
  box-shadow: 0 0 0 1px rgba(200, 164, 93, 0.38) inset;
}

.contact-note {
  font-size: 0.85rem;
  margin-top: 18px !important;
  color: rgba(255, 255, 255, 0.64) !important;
}

.site-footer {
  padding: 28px 0;
  color: var(--color-text-muted);
  font-size: 0.88rem;
}

.footer-inner {
  display: flex;
  justify-content: center;
}


.member-list {
  display: grid;
  gap: 40px;
}

.member-item {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 32px;
  align-items: center;
}

.member-photo {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  padding: 12px;
  box-shadow: 0 18px 40px var(--color-shadow);
}

.member-photo img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 18px;
  background: var(--color-surface-muted);
}

.member-card {
  background: rgba(255,255,255,0.72);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  padding: 28px;
  color: var(--color-text-muted);
}

.member-label {
  color: var(--color-gold-dark);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.member-card p + p {
  margin-top: 16px;
}

@media (max-width: 900px) {
  .site-nav {
    display: none;
  }

  .site-logo img {
    width: 220px;
  }

  .hero {
    padding: 72px 0;
  }

  .hero-inner,
  .section-grid,
  .profile-layout,
  .company-layout {
    grid-template-columns: 1fr;
  }

  .hero-card {
    max-width: 520px;
    margin-inline: auto;
  }

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

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

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

  .skill-group-wide {
    grid-column: span 2;
  }

  .profile-image-wrap {
    max-width: 360px;
  }
}

@media (max-width: 640px) {
  .site-logo img {
    width: 184px;
  }

  .container {
    width: min(100% - 28px, var(--container-width));
  }

  .header-inner {
    min-height: 64px;
  }

  .hero {
    padding: 56px 0 64px;
  }

  .hero h1 {
    font-size: 2.25rem;
  }

  .hero-lead {
    font-size: 0.98rem;
  }

  .hero-card {
    padding: 24px;
  }

  .hero-card-title {
    font-size: clamp(1.45rem, calc(1rem + 2vw), 1.8rem);
  }

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

  .button {
    width: 100%;
  }

  .section {
    padding: 64px 0;
  }

  .card-grid,
  .skill-grid {
    grid-template-columns: 1fr;
  }

  .skill-group-wide {
    grid-column: span 1;
  }

  .member-item {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .member-photo {
    max-width: 260px;
    margin: 0 auto;
  }

  .strength-item {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .works-box {
    padding: 32px 22px;
  }

  .company-list div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .contact-box {
    padding: 44px 22px;
  }
}


.section-muted .section-label {
  background: linear-gradient(135deg, rgba(200, 164, 93, 0.18), rgba(8, 145, 154, 0.10));
  border-color: rgba(200, 164, 93, 0.42);
  color: var(--color-primary-deep);
}

.section-muted h2,
.section-muted h3 {
  color: var(--color-primary-deep);
}

.section-heading p:last-child,
.section-body,
.profile-content,
.hero-lead {
  color: var(--color-text-muted);
}


.hero-card::before,
.works-box::before {
  content: "";
  display: block;
  width: 64px;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-accent));
  margin-bottom: 20px;
}

.hero-card .hero-card-logo + .hero-card-title {
  margin-top: 0;
}

.card,
.skill-group,
.strength-item,
.works-box {
  position: relative;
}

.card::after,
.skill-group::after,
.strength-item::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.72);
}