:root {
  --c-bg: #fafaf7;
  --c-surface: #ffffff;
  --c-text: #1a1a17;
  --c-muted: #66665e;
  --c-border: rgba(26, 26, 23, 0.1);
  --c-border-strong: rgba(26, 26, 23, 0.18);
  --c-accent: #0f6e56;
  --c-accent-hover: #0a5744;
  --c-soft: #e1f5ee;
  --c-warm: #d85a30;
  --font-display: "Instrument Serif", Georgia, serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --max-w: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
}

nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 250, 247, 0.9);
  border-bottom: 1px solid var(--c-border);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.nav-inner,
.page,
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.nav-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--c-text);
  text-decoration: none;
}

.nav-logo-mark {
  width: 36px;
  height: 36px;
  display: block;
  object-fit: contain;
  padding: 2px;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: 8px;
}

.nav-logo-text {
  font-family: var(--font-display);
  font-size: 1.35rem;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--c-border);
  border-radius: 12px;
  background: var(--c-surface);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 999px;
  background: var(--c-text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-links a {
  color: var(--c-muted);
  text-decoration: none;
  font-size: 0.94rem;
  font-weight: 600;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--c-text);
}

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--c-accent);
  background: var(--c-accent);
  color: #fff !important;
  font-weight: 700;
  text-decoration: none;
}

.nav-cta:hover,
.button:hover {
  background: var(--c-accent-hover);
}

.button.secondary {
  border-color: var(--c-border-strong);
  background: var(--c-surface);
  color: var(--c-text) !important;
}

.hero {
  padding: 5.5rem 0 3rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  gap: 3rem;
  align-items: end;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--c-accent);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.015em;
}

h1 {
  max-width: 12ch;
  margin: 0 0 1rem;
  font-size: clamp(3.2rem, 8vw, 6.2rem);
  line-height: 0.94;
}

.hero p {
  max-width: 44rem;
  margin: 0;
  color: var(--c-muted);
  font-size: 1.15rem;
}

.hero-card,
.card,
.article-card,
.notice {
  border: 1px solid var(--c-border);
  border-radius: 16px;
  background: var(--c-surface);
  box-shadow: 0 12px 34px rgba(26, 26, 23, 0.04);
}

.hero-card {
  padding: 1.35rem;
}

.hero-card strong,
.card strong,
.notice strong {
  display: block;
  margin-bottom: 0.4rem;
}

.hero-card span,
.card span,
.notice span {
  color: var(--c-muted);
}

.section {
  padding: 2rem 0 4rem;
}

.section-header {
  max-width: 46rem;
  margin-bottom: 1.5rem;
}

.section-header h2 {
  margin: 0 0 0.65rem;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.05;
}

.section-header p {
  margin: 0;
  color: var(--c-muted);
}

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

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

.card,
.notice {
  padding: 1.25rem;
}

.card h3,
.article-card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.15rem;
  line-height: 1.25;
}

.card p,
.article-card p,
.notice p,
.content p,
.content li {
  color: var(--c-muted);
}

.article-card {
  display: block;
  overflow: hidden;
  color: var(--c-text);
  text-decoration: none;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.article-card:hover,
.article-card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--c-border-strong);
  box-shadow: 0 14px 38px rgba(26, 26, 23, 0.07);
}

.article-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  display: block;
  object-fit: contain;
  padding: 0.6rem;
  background: var(--c-soft);
}

.article-card div {
  padding: 1.25rem;
}

.tag {
  display: inline-block;
  margin-bottom: 0.7rem;
  color: var(--c-accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.content {
  max-width: 760px;
  padding-bottom: 5rem;
}

.content h2 {
  margin: 2.5rem 0 0.8rem;
  font-size: 2rem;
  line-height: 1.08;
}

.content h2:first-child {
  margin-top: 0;
}

.content ul {
  padding-left: 1.2rem;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

footer {
  border-top: 1px solid var(--c-border);
  padding: 2rem 0;
  color: var(--c-muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-inner a {
  color: var(--c-muted);
  text-decoration: none;
}

.footer-inner a:hover {
  color: var(--c-accent);
}

:focus-visible {
  outline: 3px solid rgba(15, 110, 86, 0.2);
  outline-offset: 3px;
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-block;
  }

  .nav-links {
    display: none;
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: calc(100% + 0.7rem);
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--c-border);
    border-radius: 16px;
    box-shadow: 0 18px 42px rgba(26, 26, 23, 0.1);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    display: block;
    padding: 0.8rem 0.9rem;
    border-radius: 10px;
  }

  .nav-cta {
    text-align: center;
  }

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

  .hero {
    padding-top: 3.5rem;
    gap: 1.4rem;
  }

  h1 {
    max-width: 9ch;
    font-size: 3.4rem;
  }
}

@media (max-width: 560px) {
  .nav-inner,
  .page,
  .footer-inner {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  .hero {
    padding-top: 3rem;
  }

  h1 {
    font-size: 3rem;
  }
}