:root {
  color-scheme: light;
  --ink: #14251f;
  --ink-soft: #53645d;
  --paper: #f7f8f4;
  --surface: #ffffff;
  --line: #dce4de;
  --accent: #176b51;
  --accent-dark: #0f4e3a;
  --accent-soft: #e1f0e8;
  --warm: #c97b35;
  --shadow: 0 22px 60px rgba(20, 37, 31, 0.09);
  --radius-lg: 28px;
  --radius-md: 18px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", "YuGothic", "Noto Sans JP", "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-dark);
  text-underline-offset: 0.2em;
}

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

code {
  padding: 0.12em 0.4em;
  border: 1px solid var(--line);
  border-radius: 0.4em;
  background: #f0f4f1;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88em;
  overflow-wrap: anywhere;
}

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

.narrow {
  max-width: 820px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 99;
  padding: 10px 14px;
  border-radius: 8px;
  color: #fff;
  background: var(--accent-dark);
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(220, 228, 222, 0.9);
  background: rgba(247, 248, 244, 0.93);
  backdrop-filter: blur(14px);
}

.header-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
  line-height: 1.15;
}

.brand:hover {
  color: var(--ink);
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 14px;
  color: #fff;
  background: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 0.96rem;
}

.brand small {
  margin-top: 4px;
  color: var(--ink-soft);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

nav {
  display: flex;
  gap: 24px;
}

nav a {
  position: relative;
  padding: 8px 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
}

nav a[aria-current="page"] {
  color: var(--accent-dark);
}

nav a[aria-current="page"]::after {
  position: absolute;
  right: 0;
  bottom: 1px;
  left: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  content: "";
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 108px 0 96px;
  background:
    radial-gradient(circle at 85% 18%, rgba(201, 123, 53, 0.16), transparent 23%),
    radial-gradient(circle at 5% 100%, rgba(23, 107, 81, 0.13), transparent 30%);
}

.hero::before {
  position: absolute;
  inset: 20px 3% auto auto;
  width: 330px;
  height: 330px;
  border: 1px solid rgba(23, 107, 81, 0.12);
  border-radius: 50%;
  content: "";
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: 80px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.18em;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.35;
  letter-spacing: -0.025em;
}

h1 {
  margin-bottom: 28px;
  font-size: clamp(2.55rem, 5.3vw, 4.9rem);
  line-height: 1.15;
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.55rem);
}

h3 {
  font-size: 1.18rem;
}

.lead {
  max-width: 710px;
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.5vw, 1.18rem);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 36px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border-radius: 999px;
  color: #fff;
  background: var(--accent-dark);
  box-shadow: 0 12px 30px rgba(15, 78, 58, 0.2);
  font-weight: 700;
  text-decoration: none;
}

.button:hover {
  color: #fff;
  background: var(--accent);
}

.text-link {
  font-weight: 700;
}

.status-card {
  padding: 30px;
  border: 1px solid rgba(220, 228, 222, 0.9);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--shadow);
}

.status-label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-label span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px var(--accent-soft);
}

.status-card h2 {
  margin-bottom: 20px;
  font-size: 1.45rem;
}

.status-card dl {
  margin: 0;
}

.status-card dl div {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 14px;
  padding: 13px 0;
  border-top: 1px solid var(--line);
}

.status-card dt {
  color: var(--ink-soft);
  font-size: 0.83rem;
}

.status-card dd {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 700;
}

.section {
  padding: 94px 0;
}

.section-muted {
  background: #edf2ee;
}

.section-heading {
  max-width: 680px;
  margin-bottom: 44px;
}

.section-heading h2,
.section-heading p:last-child {
  margin-bottom: 0;
}

.section-heading p:last-child,
.feature-card p,
.flow-list p,
.access-panel p,
.contact-card p,
.english-summary p {
  color: var(--ink-soft);
}

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

.feature-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.feature-card h3 {
  margin-bottom: 10px;
}

.feature-card p {
  margin: 0;
}

.feature-number {
  display: block;
  margin-bottom: 30px;
  color: var(--warm);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.two-column {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 80px;
  align-items: start;
}

.section-heading.compact {
  position: sticky;
  top: 118px;
  margin-bottom: 0;
}

.flow-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.flow-list li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid #d4ded7;
}

.flow-list li:first-child {
  padding-top: 0;
}

.flow-list li > span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 13px;
  color: var(--accent-dark);
  background: var(--accent-soft);
  font-weight: 800;
}

.flow-list strong {
  display: block;
  margin-bottom: 3px;
}

.flow-list p {
  margin: 0;
}

.access-panel,
.contact-card {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 70px;
  padding: 46px;
  border-radius: var(--radius-lg);
}

.access-panel {
  color: #eef8f3;
  background: var(--accent-dark);
}

.access-panel .eyebrow {
  color: #9dd1bd;
}

.access-panel h2,
.access-panel p {
  color: inherit;
}

.access-panel code {
  border-color: rgba(255, 255, 255, 0.2);
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.check-list {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding: 9px 0 9px 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
}

.check-list li::before {
  position: absolute;
  top: 10px;
  left: 3px;
  color: #9dd1bd;
  content: "✓";
  font-weight: 900;
}

.contact-section {
  padding-top: 0;
}

.contact-card {
  border: 1px solid var(--line);
  background: var(--surface);
}

.contact-card h2,
.contact-card p {
  margin-bottom: 0;
}

.email-link {
  display: inline-block;
  margin-top: 12px;
  color: var(--accent-dark);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  font-weight: 800;
}

.english-summary {
  padding: 66px 0;
  border-top: 1px solid var(--line);
  background: #f0f3ef;
}

.english-summary .container {
  max-width: 820px;
}

.english-summary h2 {
  font-size: 1.7rem;
}

.site-footer {
  padding: 30px 0;
  color: #d5e5dc;
  background: #10251e;
  font-size: 0.78rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.footer-inner p {
  margin: 0;
}

.footer-inner div {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-footer a {
  color: #d5e5dc;
}

.policy-main {
  background: var(--surface);
}

.policy-hero {
  padding: 84px 0 68px;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(115deg, rgba(225, 240, 232, 0.85), rgba(247, 248, 244, 0.65)),
    var(--paper);
}

.policy-hero h1 {
  margin-bottom: 20px;
  font-size: clamp(2.4rem, 5vw, 4.2rem);
}

.updated {
  margin: 24px 0 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.policy-content {
  padding-top: 70px;
  padding-bottom: 90px;
}

.policy-content section {
  padding: 0 0 36px;
  margin: 0 0 42px;
  border-bottom: 1px solid var(--line);
}

.policy-content h2 {
  margin-bottom: 18px;
  font-size: 1.45rem;
}

.policy-content p,
.policy-content li {
  color: #3e5149;
}

.policy-content ul {
  padding-left: 1.35em;
}

.policy-content li + li {
  margin-top: 8px;
}

.english-policy {
  padding: 30px !important;
  border: 1px solid var(--line) !important;
  border-radius: var(--radius-md);
  background: var(--paper);
}

.english-policy h2 {
  font-size: 1.35rem;
}

.back-link {
  margin: 0;
  font-weight: 700;
}

@media (max-width: 860px) {
  .hero {
    padding: 76px 0;
  }

  .hero-grid,
  .two-column,
  .access-panel,
  .contact-card {
    grid-template-columns: 1fr;
    gap: 42px;
  }

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

  .section-heading.compact {
    position: static;
  }

  .access-panel,
  .contact-card {
    padding: 34px;
  }
}

@media (max-width: 600px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .header-inner {
    min-height: 70px;
  }

  .brand small {
    display: none;
  }

  nav {
    gap: 14px;
  }

  nav a {
    font-size: 0.82rem;
  }

  .hero {
    padding: 62px 0 66px;
  }

  .hero h1 br {
    display: none;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
  }

  .section {
    padding: 68px 0;
  }

  .status-card,
  .feature-card {
    padding: 24px;
  }

  .status-card dl div {
    grid-template-columns: 82px 1fr;
  }

  .access-panel,
  .contact-card {
    padding: 27px 22px;
  }

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

  .footer-inner div {
    justify-content: flex-start;
  }

  .policy-hero {
    padding: 62px 0 48px;
  }

  .policy-content {
    padding-top: 52px;
    padding-bottom: 70px;
  }

  .english-policy {
    padding: 22px !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}