:root {
  --bg: #f5f1e8;
  --surface: #fffaf0;
  --surface-strong: #efe4d0;
  --text: #18211f;
  --muted: #60706a;
  --line: #dacdb8;
  --accent: #2d6b61;
  --accent-strong: #184f48;
  --accent-soft: #dcebe4;
  --gold: #b98235;
  --shadow: 0 24px 70px rgba(24, 33, 31, 0.13);
  --max-width: 1120px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 12% 10%, rgba(45, 107, 97, 0.16), transparent 32rem),
    radial-gradient(circle at 88% 0%, rgba(185, 130, 53, 0.14), transparent 26rem),
    var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.6;
}

a {
  color: var(--accent-strong);
  text-underline-offset: 0.22em;
}

code {
  border: 1px solid rgba(45, 107, 97, 0.18);
  border-radius: 999px;
  background: rgba(45, 107, 97, 0.08);
  color: var(--accent-strong);
  font-size: 0.92em;
  padding: 0.08rem 0.36rem;
}

.skip-link {
  left: 1rem;
  position: fixed;
  top: 1rem;
  transform: translateY(-150%);
  z-index: 10;
}

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

.site-header {
  backdrop-filter: blur(18px);
  background: rgba(245, 241, 232, 0.83);
  border-bottom: 1px solid rgba(218, 205, 184, 0.8);
  position: sticky;
  top: 0;
  z-index: 5;
}

.nav-shell {
  align-items: center;
  display: flex;
  gap: 1.5rem;
  justify-content: space-between;
  margin: 0 auto;
  max-width: var(--max-width);
  min-height: 78px;
  padding: 0 1.5rem;
}

.brand {
  align-items: center;
  color: var(--text);
  display: inline-flex;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-mark {
  align-items: center;
  background: linear-gradient(145deg, var(--accent), #5d8d68);
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 1rem;
  box-shadow: 0 12px 30px rgba(24, 79, 72, 0.22);
  color: #fffaf0;
  display: inline-flex;
  font-weight: 800;
  height: 48px;
  justify-content: center;
  letter-spacing: 0.04em;
  width: 48px;
}

.brand-copy {
  display: grid;
  line-height: 1.15;
}

.brand-copy strong {
  font-size: 1rem;
}

.brand-copy small {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-links {
  align-items: center;
  display: flex;
  gap: 0.35rem;
}

.nav-links a {
  border-radius: 999px;
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 650;
  padding: 0.55rem 0.85rem;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  background: var(--accent-soft);
  color: var(--accent-strong);
  outline: none;
}

.nav-toggle,
.nav-button {
  display: none;
}

main {
  margin: 0 auto;
  max-width: var(--max-width);
  padding: 4.5rem 1.5rem 2rem;
}

.hero {
  align-items: center;
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
  min-height: calc(100vh - 132px);
}

.hero-copy,
.section,
.hero-card {
  position: relative;
}

.eyebrow,
.card-kicker {
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  margin: 0 0 0.8rem;
  text-transform: uppercase;
}

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

h1 {
  font-size: clamp(3rem, 8vw, 6.5rem);
  letter-spacing: -0.075em;
  line-height: 0.88;
  margin-bottom: 1.35rem;
  max-width: 11ch;
}

h2 {
  font-size: clamp(2rem, 4.5vw, 4.15rem);
  letter-spacing: -0.055em;
  line-height: 0.98;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.15rem;
  letter-spacing: -0.018em;
  line-height: 1.2;
  margin-bottom: 0.55rem;
}

.lead {
  color: #40504a;
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  max-width: 42rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button {
  align-items: center;
  border-radius: 999px;
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
  min-height: 48px;
  padding: 0.75rem 1.05rem;
  text-decoration: none;
}

.button-primary {
  background: var(--accent-strong);
  box-shadow: 0 16px 30px rgba(24, 79, 72, 0.22);
  color: #fffaf0;
}

.button-secondary {
  border: 1px solid var(--line);
  color: var(--text);
}

.hero-card,
.intro-band,
.routing-panel {
  background: rgba(255, 250, 240, 0.86);
  border: 1px solid rgba(218, 205, 184, 0.82);
  border-radius: 2rem;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 1.4rem;
}

.hero-card h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
}

.hero-card dl {
  display: grid;
  gap: 0.75rem;
  margin: 1.5rem 0 0;
}

.hero-card dl div {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 0.25rem;
  padding-top: 0.75rem;
}

dt {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

dd {
  margin: 0;
}

.section {
  margin-top: 7rem;
}

.intro-band,
.routing-panel {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 0.85fr 1.15fr;
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

.section-heading {
  max-width: 760px;
}

.two-column {
  color: #40504a;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.principles-grid,
.catalog-grid,
.route-list {
  display: grid;
  gap: 1rem;
}

.principles-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1.5rem;
}

.principles-grid article,
.catalog-card,
.route-list article {
  background: rgba(255, 250, 240, 0.72);
  border: 1px solid rgba(218, 205, 184, 0.85);
  border-radius: 1.35rem;
  padding: 1.15rem;
}

.principles-grid p,
.catalog-card p,
.route-list p {
  color: #40504a;
  margin-bottom: 0;
}

.catalog-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1.5rem;
}

.catalog-card {
  display: flex;
  flex-direction: column;
  min-height: 260px;
}

.catalog-card.featured {
  background: linear-gradient(145deg, rgba(45, 107, 97, 0.12), rgba(255, 250, 240, 0.9));
}

.catalog-card a,
.note-link {
  font-weight: 800;
  margin-top: auto;
  padding-top: 1.25rem;
}

.note-link {
  color: var(--muted);
}

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

.site-footer {
  align-items: center;
  border-top: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin: 5rem auto 0;
  max-width: var(--max-width);
  padding: 1.5rem;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 900px) {
  .nav-shell {
    align-items: center;
    flex-wrap: wrap;
    min-height: 70px;
    padding-bottom: 0.9rem;
    padding-top: 0.9rem;
  }

  .nav-button {
    align-items: center;
    border: 1px solid var(--line);
    border-radius: 999px;
    cursor: pointer;
    display: inline-grid;
    gap: 0.24rem;
    height: 42px;
    justify-content: center;
    width: 42px;
  }

  .nav-button span {
    background: var(--text);
    border-radius: 99px;
    display: block;
    height: 2px;
    width: 18px;
  }

  .nav-links {
    display: none;
    flex-basis: 100%;
    flex-direction: column;
    padding-top: 0.25rem;
  }

  .nav-links a {
    width: 100%;
  }

  .nav-toggle:checked ~ .nav-links {
    display: flex;
  }

  main {
    padding-top: 3rem;
  }

  .hero,
  .intro-band,
  .routing-panel,
  .two-column,
  .principles-grid,
  .catalog-grid,
  .route-list {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }
}

@media (max-width: 560px) {
  .brand-mark {
    height: 42px;
    width: 42px;
  }

  .brand-copy strong {
    font-size: 0.9rem;
  }

  .brand-copy small {
    font-size: 0.68rem;
  }

  h1 {
    font-size: clamp(2.65rem, 18vw, 4.5rem);
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}
:root {
  color-scheme: light;
  --bg: #f6f3ec;
  --panel: #fffaf0;
  --panel-strong: #f0e4d0;
  --ink: #16232f;
  --muted: #5c6a73;
  --accent: #0f6c75;
  --accent-dark: #0a4c55;
  --accent-soft: #cfe7e3;
  --line: rgba(22, 35, 47, 0.14);
  --shadow: 0 24px 70px rgba(28, 48, 56, 0.14);
  --radius: 22px;
  --max-width: 1120px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(15, 108, 117, 0.16), transparent 34rem),
    linear-gradient(180deg, #faf7ef 0%, var(--bg) 46%, #efe6d7 100%);
  color: var(--ink);
  line-height: 1.6;
}

a {
  color: var(--accent-dark);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.22em;
}

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

code {
  padding: 0.08rem 0.28rem;
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  background: rgba(255, 255, 255, 0.58);
  color: var(--accent-dark);
  font-size: 0.92em;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: 0.75rem;
  z-index: 20;
  transform: translateY(-160%);
  padding: 0.65rem 0.9rem;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(22, 35, 47, 0.09);
  background: rgba(250, 247, 239, 0.9);
  backdrop-filter: blur(18px);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - 2rem, var(--max-width));
  margin: 0 auto;
  padding: 0.9rem 0;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--ink);
  text-decoration: none;
}

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

.brand small {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-mark {
  display: grid;
  width: 2.7rem;
  height: 2.7rem;
  place-items: center;
  border: 1px solid rgba(15, 108, 117, 0.32);
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-weight: 800;
  letter-spacing: -0.04em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.nav-links a {
  padding: 0.6rem 0.76rem;
  border-radius: 999px;
  color: var(--ink);
  font-size: 0.94rem;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  background: rgba(15, 108, 117, 0.11);
  color: var(--accent-dark);
}

.nav-toggle,
.nav-button {
  display: none;
}

main {
  width: min(100% - 2rem, var(--max-width));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.42fr) minmax(280px, 0.58fr);
  gap: clamp(1.25rem, 4vw, 3rem);
  align-items: center;
  min-height: 76vh;
  padding: clamp(4rem, 8vw, 7rem) 0;
}

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

.eyebrow,
.card-kicker {
  margin: 0 0 0.7rem;
  color: var(--accent-dark);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 12ch;
  margin-bottom: 1.1rem;
  font-size: clamp(3.2rem, 10vw, 6.8rem);
  line-height: 0.9;
  letter-spacing: -0.07em;
}

h2 {
  margin-bottom: 0.85rem;
  font-size: clamp(2rem, 5vw, 3.8rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

h3 {
  margin-bottom: 0.55rem;
  font-size: 1.12rem;
  line-height: 1.25;
}

.lead {
  max-width: 62ch;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.28rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.74rem 1rem;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
}

.button-primary {
  background: var(--accent-dark);
  color: #fff;
  box-shadow: 0 14px 32px rgba(10, 76, 85, 0.24);
}

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

.button-secondary {
  border: 1px solid rgba(15, 108, 117, 0.32);
  background: rgba(255, 250, 240, 0.64);
  color: var(--accent-dark);
}

.hero-card,
.catalog-card,
.principles-grid article,
.route-list article,
.policy-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 250, 240, 0.76);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: clamp(1.25rem, 3vw, 1.8rem);
}

.hero-card h2 {
  font-size: 1.55rem;
  letter-spacing: -0.03em;
}

.hero-card dl {
  display: grid;
  gap: 0.85rem;
  margin: 1.4rem 0 0;
}

.hero-card dl div {
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
}

.hero-card dt {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-card dd {
  margin: 0.18rem 0 0;
  font-weight: 750;
}

.section {
  padding: clamp(3.25rem, 7vw, 6rem) 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 1.65rem;
}

.section-heading p:last-child {
  color: var(--muted);
}

.two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 4vw, 3rem);
  color: var(--muted);
  font-size: 1.05rem;
}

.principles-grid,
.catalog-grid,
.route-list {
  display: grid;
  gap: 1rem;
}

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

.principles-grid article,
.route-list article {
  padding: 1.2rem;
}

.principles-grid p,
.route-list p,
.catalog-card p,
.policy-panel p {
  color: var(--muted);
}

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

.catalog-card {
  display: flex;
  min-height: 18rem;
  flex-direction: column;
  padding: 1.15rem;
}

.catalog-card a {
  margin-top: auto;
  font-weight: 800;
}

.policy-panel {
  display: grid;
  grid-template-columns: 0.9fr 1fr 1fr;
  gap: clamp(1rem, 3vw, 1.8rem);
  padding: clamp(1.25rem, 3vw, 2rem);
  background:
    linear-gradient(135deg, rgba(207, 231, 227, 0.82), rgba(255, 250, 240, 0.92)),
    var(--panel);
}

.policy-panel h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
}

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

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  width: min(100% - 2rem, var(--max-width));
  margin: 0 auto;
  padding: 2rem 0 2.4rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.site-footer p {
  margin-bottom: 0;
}

.site-footer a {
  font-weight: 800;
}

@media (max-width: 900px) {
  .nav-button {
    display: inline-grid;
    width: 2.7rem;
    height: 2.7rem;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: 50%;
    background: rgba(255, 250, 240, 0.82);
    cursor: pointer;
  }

  .nav-button span {
    display: block;
    width: 1.1rem;
    height: 2px;
    margin: 2px 0;
    background: var(--ink);
  }

  .nav-links {
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: calc(100% + 0.5rem);
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 0.7rem;
    border: 1px solid var(--line);
    border-radius: 1.2rem;
    background: rgba(255, 250, 240, 0.98);
    box-shadow: var(--shadow);
  }

  .nav-links a {
    padding: 0.75rem 0.85rem;
  }

  .nav-toggle:checked ~ .nav-links {
    display: flex;
  }

  .hero,
  .two-column,
  .principles-grid,
  .policy-panel,
  .route-list {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

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

@media (max-width: 620px) {
  main,
  .nav-shell,
  .site-footer {
    width: min(100% - 1.1rem, var(--max-width));
  }

  .brand small {
    display: none;
  }

  h1 {
    max-width: 10ch;
  }

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

  .catalog-card {
    min-height: auto;
  }

  .site-footer {
    flex-direction: column;
  }
}