/* =========================================================
   The Innovation Corporate Site
   Refined visual system
   ========================================================= */

:root {
  --bg: #f6f8fc;
  --surface: #ffffff;
  --surface-soft: #f8fafc;
  --ink: #111827;
  --ink-soft: #344054;
  --muted: #667085;
  --line: #e4eaf3;
  --line-strong: #d7e0ee;
  --primary: #123b70;
  --primary-dark: #0c2b52;
  --primary-soft: #e8f1fb;
  --accent: #2f6fb2;
  --shadow-sm: 0 10px 28px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 20px 55px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 30px 80px rgba(15, 23, 42, 0.12);
  --radius-lg: 28px;
  --radius-md: 22px;
  --radius-sm: 14px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 88% 8%, rgba(47, 111, 178, 0.10), transparent 32%),
    radial-gradient(circle at 8% 24%, rgba(18, 59, 112, 0.06), transparent 26%),
    var(--bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

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

p,
h1,
h2,
h3 {
  margin-top: 0;
}

img {
  max-width: 100%;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.84);
  border-bottom: 1px solid rgba(228, 234, 243, 0.9);
  backdrop-filter: blur(18px);
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 17px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ink);
  white-space: nowrap;
}

.nav {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 14px;
  font-weight: 700;
}

.nav a {
  color: #3b465a;
  padding: 8px 12px;
  border-radius: 999px;
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.nav a:hover {
  color: var(--primary);
  background: var(--primary-soft);
  transform: translateY(-1px);
}

.nav-cta {
  border: 1px solid var(--line-strong);
  background: #ffffff;
}

/* Common layout */

.section,
.page-hero,
.hero {
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding-top: 92px;
  padding-bottom: 92px;
}

.section-inner,
.hero-inner,
.cta-inner {
  max-width: var(--container);
  margin: 0 auto;
}

.narrow {
  max-width: 900px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  margin-bottom: 26px;
  font-size: clamp(40px, 6vw, 74px);
  line-height: 1.14;
  letter-spacing: -0.055em;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(28px, 3.2vw, 42px);
  line-height: 1.34;
  letter-spacing: -0.035em;
}

h3 {
  margin-bottom: 14px;
  font-size: 21px;
  line-height: 1.45;
  letter-spacing: -0.018em;
}

.hero-lead,
.body-text {
  color: var(--muted);
  font-size: 17px;
  line-height: 2;
}

.hero-lead {
  max-width: 740px;
  margin-bottom: 38px;
  font-size: 18px;
}

.body-text {
  max-width: 840px;
  margin-bottom: 34px;
}

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

.section-heading p:last-child {
  margin-bottom: 0;
}

.section-white {
  background: rgba(255, 255, 255, 0.76);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

/* Buttons */

.hero-actions,
.business-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 164px;
  padding: 13px 23px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 15px;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

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

.button.primary {
  color: #ffffff;
  background: linear-gradient(135deg, var(--primary), #1f5d99);
  border: 1px solid rgba(18, 59, 112, 0.95);
  box-shadow: 0 14px 30px rgba(18, 59, 112, 0.20);
}

.button.primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  box-shadow: 0 18px 38px rgba(18, 59, 112, 0.26);
}

.button.secondary {
  color: var(--primary);
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--line-strong);
}

.button.secondary:hover {
  background: #ffffff;
  box-shadow: var(--shadow-sm);
}

.button.disabled {
  color: #667085;
  background: #f2f4f7;
  border: 1px solid #d0d5dd;
  cursor: not-allowed;
  box-shadow: none;
}

.button.disabled:hover {
  transform: none;
  background: #f2f4f7;
}

.small-button {
  min-width: 178px;
  padding: 11px 18px;
  font-size: 14px;
}

/* Hero */

.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 84% 28%, rgba(47, 111, 178, 0.16), transparent 32%),
    radial-gradient(circle at 66% 80%, rgba(18, 59, 112, 0.08), transparent 30%),
    linear-gradient(135deg, #ffffff 0%, #eef4fb 100%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -160px -220px auto;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(47, 111, 178, 0.12), transparent 64%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  min-height: 650px;
  padding-top: 104px;
  padding-bottom: 108px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.85fr);
  gap: 54px;
  align-items: center;
}

.hero-copy {
  max-width: 760px;
}

.agent-visual {
  position: relative;
  min-height: 420px;
  padding: 26px;
  border: 1px solid rgba(215, 224, 238, 0.88);
  border-radius: 34px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.84), rgba(248, 250, 252, 0.72));
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.agent-visual::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(47, 111, 178, 0.14);
  border-radius: 28px;
}

.agent-visual::after {
  content: "";
  position: absolute;
  width: 300px;
  height: 300px;
  right: -70px;
  top: -80px;
  background: radial-gradient(circle, rgba(47, 111, 178, 0.16), transparent 64%);
}

.agent-core {
  position: relative;
  z-index: 2;
  width: 190px;
  margin: 122px auto 0;
  padding: 20px 18px;
  text-align: center;
  border-radius: 24px;
  color: #ffffff;
  background: linear-gradient(135deg, var(--primary), #2f6fb2);
  box-shadow: 0 24px 50px rgba(18, 59, 112, 0.28);
}

.agent-core span,
.agent-node span {
  display: block;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.75;
}

.agent-core strong,
.agent-node strong {
  display: block;
  margin-top: 4px;
  font-size: 15px;
  line-height: 1.35;
}

.agent-node {
  position: absolute;
  z-index: 2;
  width: 178px;
  padding: 16px 17px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(215, 224, 238, 0.92);
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.08);
}

.agent-node span {
  color: var(--accent);
  font-weight: 800;
}

.agent-node strong {
  color: var(--ink);
}

.agent-node p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.node-sales {
  top: 38px;
  left: 38px;
}

.node-resort {
  top: 76px;
  right: 34px;
}

.node-treatment {
  bottom: 46px;
  left: 42px;
}

.node-grid {
  bottom: 36px;
  right: 42px;
}

.orbit-line {
  position: absolute;
  inset: 76px 58px 70px;
  z-index: 1;
  border: 1px dashed rgba(47, 111, 178, 0.22);
  border-radius: 999px;
  transform: rotate(-14deg);
}

/* Page hero */

.page-hero {
  position: relative;
  overflow: hidden;
  padding-top: 96px;
  padding-bottom: 78px;
  background:
    radial-gradient(circle at 78% 24%, rgba(47, 111, 178, 0.12), transparent 28%),
    linear-gradient(135deg, #ffffff 0%, #eef4fb 100%);
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  max-width: 960px;
  font-size: clamp(34px, 4.8vw, 58px);
  line-height: 1.24;
}

/* Cards */

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.card-link,
.static-card {
  display: block;
  padding: 32px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.card-link:hover {
  transform: translateY(-4px);
  border-color: rgba(47, 111, 178, 0.25);
  box-shadow: var(--shadow-md);
}

.static-card:hover {
  transform: none;
}

.card-link h3 {
  margin-bottom: 12px;
}

.card-link p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

/* Business */

.business-list {
  display: flex;
  flex-direction: column;
  gap: 54px;
}

.business-card {
  position: relative;
  padding: 42px 46px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.business-card::after {
  content: "";
  position: absolute;
  width: 230px;
  height: 230px;
  right: -96px;
  top: -110px;
  background: radial-gradient(circle, rgba(47, 111, 178, 0.12), transparent 66%);
}

.business-card:hover {
  transform: translateY(-3px);
  border-color: rgba(47, 111, 178, 0.25);
  box-shadow: var(--shadow-lg);
}

.business-card.muted {
  background: rgba(248, 250, 252, 0.88);
  box-shadow: var(--shadow-sm);
}

.business-card.muted:hover {
  box-shadow: var(--shadow-md);
}

.business-meta {
  position: relative;
  z-index: 1;
  margin-bottom: 22px;
}

.business-meta span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 30px;
  margin-bottom: 10px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--primary);
  background: var(--primary-soft);
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  font-weight: 800;
}

.business-meta p {
  margin: 0;
  color: #475569;
  line-height: 1.8;
  font-weight: 700;
}

.business-card h3,
.business-card > p,
.business-card .tag-list,
.business-card .business-actions {
  position: relative;
  z-index: 1;
}

.business-card h3 {
  margin: 0 0 22px;
  font-size: 1.65rem;
  line-height: 1.42;
}

.business-card > p {
  margin: 0 0 30px;
  max-width: 900px;
  line-height: 2;
  color: #334155;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
  margin: 0 0 34px;
}

.tag-list span {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: #f1f5f9;
  color: #475569;
  font-size: 0.88rem;
  line-height: 1;
  border: 1px solid #e5eaf2;
}

.business-actions {
  margin-top: 4px;
}

.business-card.muted .business-actions {
  margin-top: 28px;
}

/* Company */

.company-table {
  margin-top: 36px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.company-row {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 34px;
  padding: 27px 36px;
  border-bottom: 1px solid var(--line);
}

.company-row:last-child {
  border-bottom: none;
}

.company-label {
  color: #475569;
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.company-value {
  color: #0f172a;
  line-height: 1.95;
}

.company-value ul {
  margin: 0;
  padding-left: 1.2em;
}

.company-value li {
  margin-bottom: 8px;
  line-height: 1.9;
}

.company-value li:last-child {
  margin-bottom: 0;
}

.company-table .company-value a.company-link {
  text-decoration: underline;
  text-underline-offset: 4px;
  cursor: pointer;
  transition: color 0.2s ease, text-decoration-thickness 0.2s ease;
}

.company-table .company-value a.company-link:hover {
  text-decoration-thickness: 2px;
}

.company-table .company-value a.company-link-mail {
  color: #1f4f8f;
}

.company-table .company-value a.company-link-mail:hover {
  color: #173b6c;
}

.company-table .company-value a.company-link-url {
  color: #2563eb;
}

.company-table .company-value a.company-link-url:hover {
  color: #1d4ed8;
}

.founder-card {
  margin-top: 30px;
  padding: 40px 44px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.founder-card h3 {
  margin: 0 0 8px;
  font-size: 1.5rem;
}

.founder-title {
  margin: 0 0 26px;
  color: var(--accent);
  font-weight: 800;
  letter-spacing: 0.03em;
}

.founder-card p {
  line-height: 2;
}

.founder-card p:last-child {
  margin-bottom: 0;
}

/* Form */

.contact-form {
  margin-top: 36px;
  padding: 38px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  margin-bottom: 9px;
  color: #344054;
  font-weight: 800;
}

.form-group label span {
  display: inline-flex;
  margin-left: 6px;
  padding: 2px 7px;
  color: #ffffff;
  background: var(--primary);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 15px;
  color: var(--ink);
  background: #ffffff;
  border: 1px solid #d0d5dd;
  border-radius: var(--radius-sm);
  font: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(18, 59, 112, 0.12);
}

.form-group textarea {
  resize: vertical;
}

.form-button {
  border: none;
}

.form-note {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 13px;
}

/* CTA / Footer */

.cta-section {
  padding: 78px 24px;
  color: #ffffff;
  background:
    radial-gradient(circle at 88% 10%, rgba(168, 199, 240, 0.24), transparent 28%),
    linear-gradient(135deg, #102a4c 0%, #123b70 100%);
}

.cta-section .eyebrow {
  color: #a8c7f0;
}

.cta-section h2 {
  max-width: 840px;
  margin-bottom: 18px;
  color: #ffffff;
}

.cta-section p {
  max-width: 760px;
  margin-bottom: 30px;
  color: #d7e3f5;
}

.site-footer {
  padding: 28px 24px;
  text-align: center;
  background: #ffffff;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

/* Responsive */

@media (max-width: 940px) {
  .hero-inner {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 82px;
    padding-bottom: 88px;
  }

  .agent-visual {
    min-height: 360px;
  }

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

@media (max-width: 760px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
  }

  .nav {
    width: 100%;
    gap: 8px;
    flex-wrap: wrap;
  }

  .nav a {
    padding: 7px 10px;
  }

  .section {
    padding-top: 68px;
    padding-bottom: 68px;
  }

  .page-hero {
    padding-top: 72px;
    padding-bottom: 62px;
  }

  h1 {
    font-size: clamp(36px, 12vw, 54px);
  }

  .hero-lead,
  .body-text {
    font-size: 16px;
  }

  .agent-visual {
    display: none;
  }

  .business-list {
    gap: 36px;
  }

  .business-card {
    padding: 30px 24px;
    border-radius: 22px;
  }

  .business-card h3 {
    font-size: 1.36rem;
  }

  .business-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .business-actions .small-button,
  .small-button {
    width: 100%;
  }

  .company-row {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 24px 22px;
  }

  .company-label {
    font-size: 0.86rem;
  }

  .founder-card,
  .contact-form {
    padding: 30px 24px;
  }
}