:root {
  --ink: #112432;
  --ink-soft: #3e5362;
  --paper: #fbfaf6;
  --white: #ffffff;
  --line: #dfe7e8;
  --teal: #137c7b;
  --teal-dark: #0e5f5c;
  --coral: #d85d4c;
  --gold: #c6912e;
  --mint: #e5f3ef;
  --rose: #f8e9e3;
  --blue: #e8f0f5;
  --accent: var(--teal);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-size: 19px;
  font-family:
    "Hiragino Sans", "Yu Gothic", "YuGothic", "Noto Sans JP", system-ui,
    -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.75;
}

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

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.58);
  background: rgba(251, 250, 246, 0.9);
  backdrop-filter: blur(18px);
}

.nav {
  width: min(1180px, calc(100% - 40px));
  height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--accent), transparent 76%);
  border-radius: 8px;
  background: var(--white);
  color: var(--accent);
  font-size: 1.05rem;
  box-shadow: 0 8px 20px rgba(17, 36, 50, 0.08);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.nav-links a {
  padding: 8px 8px;
  border-radius: 8px;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  background: color-mix(in srgb, var(--accent), transparent 90%);
  color: var(--ink);
  outline: none;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 0.96rem;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    background 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.button-primary {
  background: var(--accent);
  color: var(--white);
  box-shadow: 0 14px 32px color-mix(in srgb, var(--accent), transparent 78%);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: color-mix(in srgb, var(--accent), #000000 18%);
}

.button-secondary {
  border-color: rgba(17, 36, 50, 0.18);
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  background: var(--white);
  box-shadow: 0 12px 28px rgba(17, 36, 50, 0.1);
}

.hero {
  position: relative;
  min-height: 76svh;
  padding: 134px 0 64px;
  overflow: hidden;
  display: grid;
  align-items: end;
  background: #f6f2ea;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 58% center;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(
      90deg,
      rgba(251, 250, 246, 0.99) 0%,
      rgba(251, 250, 246, 0.9) 36%,
      rgba(251, 250, 246, 0.5) 60%,
      rgba(251, 250, 246, 0.14) 100%
    ),
    linear-gradient(180deg, rgba(251, 250, 246, 0.12), rgba(251, 250, 246, 0.92));
}

.hero-inner,
.container,
.footer-inner {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.hero-inner {
  position: relative;
  z-index: 2;
}

.hero-content {
  width: min(720px, 100%);
}

.eyebrow,
.section-kicker {
  color: color-mix(in srgb, var(--accent), #000000 18%);
  font-size: 0.95rem;
  font-weight: 850;
  text-transform: uppercase;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  background: var(--coral);
}

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

h1 {
  margin-bottom: 16px;
  font-size: 4.1rem;
  line-height: 1.04;
}

h2 {
  margin-bottom: 16px;
  font-size: 2.4rem;
  line-height: 1.18;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.18rem;
  line-height: 1.42;
}

.hero-subtitle {
  margin-bottom: 18px;
  color: var(--accent);
  font-size: 1.18rem;
  font-weight: 850;
}

.hero-lead {
  max-width: 660px;
  margin-bottom: 30px;
  color: #304858;
  font-size: 1.1rem;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.section {
  padding: 92px 0;
}

.section-white {
  background: var(--white);
}

.section-tint {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.68)),
    color-mix(in srgb, var(--accent), var(--paper) 90%);
}

.section-head {
  max-width: 780px;
  margin-bottom: 38px;
}

.section-lead {
  color: var(--ink-soft);
  font-size: 1.04rem;
}

.summary-grid,
.detail-grid,
.process-grid,
.use-grid {
  display: grid;
  gap: 16px;
}

.summary-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.summary-item,
.detail-card,
.process-card,
.use-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.summary-item {
  min-height: 140px;
  padding: 22px;
}

.summary-label {
  display: block;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 0.95rem;
  font-weight: 850;
}

.summary-value {
  display: block;
  font-size: 1.08rem;
  font-weight: 850;
  line-height: 1.45;
}

.detail-grid {
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  align-items: start;
}

.detail-panel {
  padding-right: 24px;
}

.detail-panel p {
  color: var(--ink-soft);
}

.detail-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.detail-list li {
  padding: 18px 20px;
  border-left: 4px solid var(--accent);
  background: rgba(255, 255, 255, 0.78);
}

.detail-list strong {
  display: block;
  margin-bottom: 4px;
}

.detail-list span {
  color: var(--ink-soft);
  font-size: 1rem;
}

.process-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  counter-reset: process;
}

.process-card {
  min-height: 250px;
  padding: 24px;
}

.process-card::before {
  counter-increment: process;
  content: "0" counter(process);
  display: inline-flex;
  margin-bottom: 26px;
  color: var(--accent);
  font-size: 0.95rem;
  font-weight: 900;
}

.process-card p,
.use-card p {
  color: var(--ink-soft);
  font-size: 1rem;
}

.use-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.use-card {
  min-height: 210px;
  padding: 24px;
}

.use-tag {
  display: inline-flex;
  margin-bottom: 16px;
  padding: 5px 10px;
  border-radius: 8px;
  background: var(--paper);
  color: color-mix(in srgb, var(--accent), #000000 18%);
  font-size: 0.95rem;
  font-weight: 850;
}

.criteria-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--white);
}

.criteria-table th,
.criteria-table td {
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.criteria-table th {
  width: 27%;
  background: color-mix(in srgb, var(--accent), var(--white) 92%);
  color: color-mix(in srgb, var(--accent), #000000 22%);
  font-weight: 850;
}

.criteria-table tr:last-child th,
.criteria-table tr:last-child td {
  border-bottom: 0;
}

.radar-showcase {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 30px;
}

.radar-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  padding: 22px;
}

.radar-card h3 {
  margin-bottom: 6px;
}

.radar-card p {
  color: var(--ink-soft);
  font-size: 1rem;
}

.radar-chart {
  width: 100%;
  max-width: 260px;
  margin: 12px auto 0;
}

.radar-chart text {
  fill: var(--ink-soft);
  font-size: 9px;
  font-weight: 750;
}

.axis-key {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 10px;
  margin: 18px 0 0;
}

.axis-key div {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px;
  align-items: baseline;
  min-width: 0;
}

.axis-key dt {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 850;
  line-height: 1.3;
}

.axis-key dd {
  margin: 0;
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.3;
  overflow-wrap: anywhere;
}

.axis-key-wide {
  grid-template-columns: 1fr;
}

.radar-grid {
  fill: none;
  stroke: rgba(17, 36, 50, 0.16);
  stroke-width: 1;
}

.radar-axis {
  stroke: rgba(17, 36, 50, 0.12);
  stroke-width: 1;
}

.radar-area {
  fill: color-mix(in srgb, var(--accent), transparent 72%);
  stroke: var(--accent);
  stroke-width: 2;
}

.radar-area.secondary {
  fill: rgba(216, 93, 76, 0.22);
  stroke: var(--coral);
}

.radar-area.summary {
  fill: rgba(198, 145, 46, 0.24);
  stroke: var(--gold);
}

.cta {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(17, 36, 50, 0.92), rgba(17, 36, 50, 0.74)),
    url("nozomi-eye-hero.png") center / cover;
  color: var(--white);
}

.cta-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
}

.cta h2 {
  max-width: 760px;
  margin-bottom: 12px;
}

.cta p {
  max-width: 680px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.82);
}

.cta .section-kicker {
  color: rgba(255, 255, 255, 0.72);
}

.cta .button-secondary {
  border-color: rgba(255, 255, 255, 0.34);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.site-footer {
  padding: 34px 0;
  background: var(--ink);
  color: rgba(255, 255, 255, 0.74);
  font-size: 0.96rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--white);
  outline: none;
}

.theme-base {
  --accent: #137c7b;
}

.theme-next {
  --accent: #c6912e;
}

.theme-beyond {
  --accent: #d85d4c;
}

.theme-slide {
  --accent: #2f5f80;
}

.theme-research {
  --accent: #6f6a35;
}

.theme-consult {
  --accent: #137c7b;
}

@media (max-width: 1080px) {
  h1 {
    font-size: 3.4rem;
  }

  .summary-grid,
  .process-grid,
  .use-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-card,
  .use-card {
    min-height: auto;
  }
}

@media (max-width: 860px) {
  .nav {
    width: min(100% - 28px, 1180px);
    height: 66px;
  }

  .nav-links {
    display: none;
  }

  .hero {
    min-height: 72svh;
    padding: 112px 0 54px;
  }

  .hero::before {
    background:
      linear-gradient(
        90deg,
        rgba(251, 250, 246, 0.98) 0%,
        rgba(251, 250, 246, 0.9) 58%,
        rgba(251, 250, 246, 0.3) 100%
      ),
      linear-gradient(180deg, rgba(251, 250, 246, 0.28), rgba(251, 250, 246, 0.92));
  }

  h1 {
    font-size: 2.9rem;
  }

  h2 {
    font-size: 2rem;
  }

  .detail-grid,
  .cta-inner {
    grid-template-columns: 1fr;
  }

  .detail-panel {
    padding-right: 0;
  }

  .criteria-table th,
  .criteria-table td {
    display: block;
    width: 100%;
  }

  .criteria-table th {
    border-bottom: 0;
  }
}

@media (max-width: 620px) {
  .hero-inner,
  .container,
  .footer-inner {
    width: min(100% - 28px, 1180px);
  }

  .site-header .button {
    min-height: 40px;
    padding-inline: 12px;
    font-size: 0.95rem;
  }

  .brand-text {
    display: none;
  }

  h1 {
    font-size: 2.42rem;
  }

  .hero-lead,
  .section-lead {
    font-size: 1rem;
  }

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

  .button {
    width: 100%;
  }

  .section {
    padding: 68px 0;
  }

  .summary-grid,
  .process-grid,
  .use-grid {
    grid-template-columns: 1fr;
  }

  .summary-item {
    min-height: auto;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}