@charset "UTF-8";

:root {
  --color-bg: #f5fbfc;
  --color-bg-soft: #e6f5f6;
  --color-primary: #3ec1d3;
  --color-primary-dark: #1f8fa3;
  --color-accent: #7bc143;
  --color-accent-soft: #e3f3d0;
  --color-text: #3f4547;
  --color-text-soft: #6b7478;
  --color-white: #ffffff;
  --radius-lg: 24px;
  --radius-md: 16px;
  --shadow-soft: 0 8px 24px rgba(31, 74, 82, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", "Yu Gothic", "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.85;
  letter-spacing: 0.02em;
}

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

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

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 251, 252, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-bg-soft);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: 1080px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  font-size: 1.15rem;
  color: var(--color-primary-dark);
}

.logo .logo-mark-img {
  height: 44px;
  width: auto;
}

.logo .logo-sub {
  display: block;
  font-size: 0.68rem;
  font-weight: 400;
  color: var(--color-text-soft);
  letter-spacing: 0.05em;
}

nav.main-nav ul {
  list-style: none;
  display: flex;
  gap: 4px;
  margin: 0;
  padding: 0;
}

nav.main-nav a {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text);
  transition: background 0.2s, color 0.2s;
}

nav.main-nav a:hover,
nav.main-nav a.active {
  background: var(--color-primary);
  color: #fff;
}

.nav-toggle {
  display: none;
}

/* Hero */
.hero {
  position: relative;
  padding: 72px 24px 96px;
  background: radial-gradient(circle at 15% 20%, #e2f6f8 0%, var(--color-bg) 55%);
  overflow: hidden;
}

.hero .wrap {
  position: relative;
  z-index: 2;
  text-align: center;
}

.hero-eyebrow {
  display: inline-block;
  padding: 6px 18px;
  background: var(--color-accent-soft);
  color: #3f7a2e;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.7rem);
  line-height: 1.6;
  margin: 0 0 20px;
  color: var(--color-primary-dark);
}

.hero p.lead {
  max-width: 640px;
  margin: 0 auto 32px;
  color: var(--color-text-soft);
  font-size: 1.05rem;
}

.hero-blob {
  position: absolute;
  border-radius: 50%;
  opacity: 0.35;
  filter: blur(4px);
}

.hero-blob.b1 {
  width: 220px;
  height: 220px;
  background: var(--color-accent-soft);
  top: -60px;
  right: -40px;
}

.hero-blob.b2 {
  width: 160px;
  height: 160px;
  background: #cdeef0;
  bottom: -50px;
  left: -30px;
}

.btn {
  display: inline-block;
  padding: 14px 34px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.98rem;
  transition: transform 0.15s, box-shadow 0.15s;
  box-shadow: var(--shadow-soft);
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-outline {
  background: #fff;
  color: var(--color-primary-dark);
  border: 2px solid var(--color-primary);
}

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

.btn-row {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Sections */
section {
  padding: 72px 0;
}

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

.section-head {
  text-align: center;
  margin-bottom: 48px;
}

.section-head .en {
  display: block;
  color: var(--color-accent);
  font-weight: 700;
  letter-spacing: 0.15em;
  font-size: 0.8rem;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.section-head h2 {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  color: var(--color-primary-dark);
  margin: 0;
}

.section-head p {
  color: var(--color-text-soft);
  margin-top: 12px;
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  box-shadow: var(--shadow-soft);
  text-align: center;
}

.card .icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--color-bg-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
}

.card h3 {
  margin: 0 0 10px;
  color: var(--color-primary-dark);
  font-size: 1.08rem;
}

.card p {
  color: var(--color-text-soft);
  font-size: 0.94rem;
  margin: 0;
}

/* Flow / steps */
.flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  counter-reset: step;
}

.flow-step {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 26px 20px;
  box-shadow: var(--shadow-soft);
  position: relative;
}

.flow-step .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  margin-bottom: 14px;
}

.flow-step h4 {
  margin: 0 0 8px;
  font-size: 1rem;
  color: var(--color-primary-dark);
}

.flow-step p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-soft);
}

/* Office / location cards */
.office-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.office-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-soft);
  border-top: 6px solid var(--color-primary);
}

.office-card.alt {
  border-top-color: var(--color-accent);
}

.office-card h3 {
  color: var(--color-primary-dark);
  margin-top: 0;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.office-card dl {
  margin: 18px 0 0;
}

.office-card dt {
  font-size: 0.8rem;
  color: var(--color-text-soft);
  font-weight: 700;
  margin-top: 14px;
}

.office-card dd {
  margin: 4px 0 0;
  font-size: 1rem;
}

.office-card dd a {
  color: var(--color-primary-dark);
  font-weight: 700;
}

/* Staff */
.staff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.staff-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  text-align: center;
  padding-bottom: 26px;
}

.staff-photo {
  height: 160px;
  background: linear-gradient(135deg, #dff5f7, var(--color-accent-soft));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.6rem;
}

.staff-card h3 {
  margin: 20px 0 4px;
  color: var(--color-primary-dark);
}

.staff-card .role {
  color: var(--color-accent);
  font-weight: 700;
  font-size: 0.88rem;
  margin-bottom: 10px;
}

.staff-card p.msg {
  padding: 0 20px;
  font-size: 0.92rem;
  color: var(--color-text-soft);
}

/* Table */
.info-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.info-table th,
.info-table td {
  padding: 18px 22px;
  text-align: left;
  border-bottom: 1px solid var(--color-bg-soft);
  font-size: 0.95rem;
}

.info-table th {
  width: 30%;
  background: var(--color-bg-soft);
  color: var(--color-primary-dark);
  font-weight: 700;
}

.info-table tr:last-child th,
.info-table tr:last-child td {
  border-bottom: none;
}

/* Map */
.map-frame {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  border: none;
  width: 100%;
  height: 320px;
}

/* Breadcrumb / page header */
.page-header {
  background: var(--color-bg-soft);
  padding: 56px 24px;
  text-align: center;
}

.page-header .en {
  display: block;
  color: var(--color-accent);
  font-weight: 700;
  letter-spacing: 0.15em;
  font-size: 0.8rem;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.page-header h1 {
  margin: 0;
  color: var(--color-primary-dark);
  font-size: clamp(1.5rem, 3.5vw, 2.1rem);
}

.page-header p {
  color: var(--color-text-soft);
  margin-top: 12px;
}

/* Philosophy block */
.philosophy {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow-soft);
  text-align: center;
}

.philosophy .quote {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  color: var(--color-primary-dark);
  font-weight: 700;
  line-height: 1.9;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.two-col img,
.two-col .img-placeholder {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.img-placeholder {
  height: 280px;
  background: linear-gradient(135deg, #dff5f7, var(--color-accent-soft));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--color-primary-dark);
}

/* CTA band */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  padding: 56px 24px;
  text-align: center;
  border-radius: var(--radius-lg);
  margin: 0 24px;
}

.cta-band h2 {
  margin: 0 0 12px;
  font-size: 1.5rem;
}

.cta-band p {
  margin: 0 0 26px;
  opacity: 0.92;
}

.cta-band .btn-primary {
  background: #fff;
  color: var(--color-primary-dark);
}

/* Footer */
footer.site-footer {
  background: #33393b;
  color: #f0f7f8;
  padding: 56px 24px 28px;
  margin-top: 64px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 36px;
  max-width: 1080px;
  margin: 0 auto;
}

.footer-grid h4 {
  color: #fff;
  font-size: 0.95rem;
  margin: 0 0 16px;
}

.footer-grid p,
.footer-grid a {
  color: #cfe0e2;
  font-size: 0.88rem;
}

.footer-grid ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-grid li {
  margin-bottom: 10px;
}

.footer-bottom {
  text-align: center;
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.8rem;
  color: #9fb0b2;
}

/* Responsive */
@media (max-width: 860px) {
  .card-grid,
  .flow,
  .office-grid,
  .staff-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .two-col {
    grid-template-columns: 1fr;
  }

  nav.main-nav ul {
    flex-wrap: wrap;
    justify-content: center;
  }

  .header-inner {
    flex-direction: column;
    gap: 12px;
  }
}