:root {
  /* ---- palette -------------------------------------------------- */
  --bg: #FDFBF6;
  --surface: #FFFFFF;
  --surface-alt: #F4F0E5;
  --text: #1E2A24;
  --muted: #54625B;
  --accent: #1F6B46;
  --accent-ink: #174F34;
  --accent-soft: #E4EFE8;
  --accent-contrast: #FFFFFF;
  --line: #E5E0D2;

  --cta-bg: #1F6B46;
  --cta-fg: #FFFFFF;
  --cta-muted: #D4E7DC;
  --cta-btn-bg: #FFFFFF;
  --cta-btn-fg: #174F34;

  --footer-bg: #18271F;
  --footer-fg: #F1F6F2;
  --footer-muted: #B6C7BC;
  --footer-line: #2E4337;

  /* ---- type ------------------------------------------------------ */
  --font-head: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --step-0: clamp(1.0625rem, 1.01rem + 0.25vw, 1.1875rem);
  --step-1: clamp(1.2rem, 1.12rem + 0.38vw, 1.4rem);
  --step-2: clamp(1.35rem, 1.2rem + 0.7vw, 1.75rem);
  --step-3: clamp(1.6rem, 1.33rem + 1.25vw, 2.3rem);
  --step-4: clamp(2.05rem, 1.55rem + 2.4vw, 3.3rem);
  --step-small: 0.875rem;

  /* ---- rhythm ----------------------------------------------------- */
  --space-xs: 0.5rem;
  --space-sm: 0.875rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: clamp(3.25rem, 2rem + 5vw, 5.5rem);

  --container: 69rem;
  --gutter: clamp(1.15rem, 4vw, 2.25rem);
  --radius: 14px;
  --radius-lg: 22px;
  --card-pad: clamp(1.25rem, 1rem + 1vw, 1.75rem);
  --shadow: 0 1px 2px rgba(30, 42, 36, 0.05), 0 12px 28px -18px rgba(30, 42, 36, 0.35);
}

/* ====================================================================
   base
   ==================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -0.018em;
  margin: 0 0 var(--space-sm);
  text-wrap: balance;
}

h1 { font-size: var(--step-4); letter-spacing: -0.028em; }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-1); letter-spacing: -0.012em; }
h4 { font-size: var(--step-0); }

p { margin: 0 0 var(--space-md); }
p:last-child { margin-bottom: 0; }

main p,
main li { max-width: 64ch; }

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

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

svg { display: block; }

strong { font-weight: 700; }

ul, ol { padding-left: 1.2em; }
li + li { margin-top: 0.35em; }

hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: var(--space-lg) 0;
}

::selection {
  background: var(--accent);
  color: var(--accent-contrast);
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 3px;
}

/* ====================================================================
   layout
   ==================================================================== */

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: var(--space-xl);
}

.section-alt {
  background: var(--surface-alt);
  border-block: 1px solid var(--line);
}

.section > .container > h2,
.section > .container > h2 + p {
  max-width: 46rem;
}

.section > .container > h2 + p {
  color: var(--muted);
  font-size: var(--step-1);
  line-height: 1.5;
}

/* two-up layout when a section pairs copy with a photograph */
.section > .container > img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  margin-block: var(--space-lg);
  width: 100%;
  object-fit: cover;
}

@supports (selector(:has(*))) {
  @media (min-width: 52em) {
    .section > .container:has(> img) {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: clamp(2rem, 5vw, 4rem);
      align-items: center;
    }
    .section > .container:has(> img) > img {
      margin-block: 0;
      height: 100%;
      max-height: 31rem;
    }
    .section > .container:has(> img) > * {
      max-width: 36rem;
    }
  }
}

/* ====================================================================
   header + navigation
   ==================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

@supports not (backdrop-filter: blur(4px)) {
  .site-header { background: var(--bg); }
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xs) var(--space-md);
  padding-block: 0.85rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-head);
  font-size: 1.1875rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
}

.brand::before {
  content: "";
  width: 0.95rem;
  height: 0.95rem;
  flex: none;
  background: var(--accent);
  border-radius: 50% 50% 50% 4px;
  transform: rotate(-8deg);
}

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

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.15rem 0.35rem;
}

.site-nav a {
  display: inline-block;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.97rem;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 160ms ease, color 160ms ease;
}

.site-nav a:hover {
  background: var(--accent-soft);
  color: var(--accent-ink);
}

.site-nav .is-current {
  color: var(--accent-ink);
  background: var(--accent-soft);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 24%, transparent);
}

@media (max-width: 34em) {
  .header-inner { padding-block: 0.7rem 0; }
  .site-nav {
    width: 100%;
    margin-top: 0.4rem;
    border-top: 1px solid var(--line);
    padding-block: 0.4rem;
    gap: 0.2rem;
  }
  .site-nav a { padding: 0.5rem 0.65rem; }
}

/* ====================================================================
   hero
   ==================================================================== */

.hero {
  position: relative;
  padding-block: clamp(2.75rem, 1.5rem + 6vw, 5.25rem);
  background:
    radial-gradient(60rem 26rem at 12% -18%, var(--accent-soft), transparent 70%),
    var(--bg);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.hero h1 {
  margin-bottom: var(--space-md);
}

.hero p {
  font-size: var(--step-1);
  color: var(--muted);
  line-height: 1.55;
  max-width: 34rem;
}

.hero .button {
  margin-top: 0.35rem;
}

.hero .container > img {
  margin-top: var(--space-lg);
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

@supports (selector(:has(*))) {
  @media (min-width: 56em) {
    .hero .container:has(> img) {
      display: grid;
      grid-template-columns: 1.02fr 0.98fr;
      align-items: center;
      gap: clamp(2rem, 5vw, 4rem);
    }
    .hero .container:has(> img) > img {
      margin-top: 0;
      aspect-ratio: 4 / 3.2;
      grid-row: span 6;
      grid-column: 2;
    }
    .hero .container:has(> img) > *:not(img) {
      grid-column: 1;
    }
  }
}

/* ====================================================================
   buttons
   ==================================================================== */

.button,
button.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin: 0.45rem 0.65rem 0 0;
  padding: 0.78rem 1.5rem;
  border: 1px solid var(--accent);
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-contrast);
  font: inherit;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: transform 150ms ease, background-color 150ms ease, border-color 150ms ease, color 150ms ease;
}

.button:hover,
button.button:hover {
  background: var(--accent-ink);
  border-color: var(--accent-ink);
  color: var(--accent-contrast);
  transform: translateY(-1px);
}

.button:active { transform: translateY(0); }

.button-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-contrast);
}

.button-secondary {
  background: transparent;
  border-color: color-mix(in srgb, var(--accent) 38%, var(--line));
  color: var(--accent-ink);
}

.button-secondary:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-ink);
}

/* ====================================================================
   cards
   ==================================================================== */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15.5rem, 1fr));
  gap: clamp(1rem, 2.2vw, 1.6rem);
  list-style: none;
  margin: var(--space-lg) 0 0;
  padding: 0;
}

.card-grid li + li { margin-top: 0; }

.card {
  display: flex;
  flex-direction: column;
  padding: var(--card-pad);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgba(30, 42, 36, 0.04);
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 32%, var(--line));
  box-shadow: var(--shadow);
}

.card > img {
  width: calc(100% + (var(--card-pad) * 2));
  margin: calc(var(--card-pad) * -1) calc(var(--card-pad) * -1) var(--card-pad);
  aspect-ratio: 5 / 3;
  object-fit: cover;
  border-radius: calc(var(--radius) - 1px) calc(var(--radius) - 1px) 0 0;
}

.card > svg {
  width: 2.25rem;
  height: 2.25rem;
  margin-bottom: 0.85rem;
  color: var(--accent);
}

.card h3 {
  margin-bottom: 0.4rem;
}

.card p {
  color: var(--muted);
  max-width: none;
  margin-bottom: 0.85rem;
}

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

.card a:not(.button) {
  font-weight: 600;
  margin-top: auto;
}

/* ====================================================================
   facts
   ==================================================================== */

.facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11.5rem, 1fr));
  gap: clamp(1rem, 3vw, 2rem);
  margin: var(--space-lg) 0 0;
}

.fact {
  padding-top: 0.9rem;
  border-top: 3px solid color-mix(in srgb, var(--accent) 55%, transparent);
}

.fact dt {
  order: 2;
  font-size: var(--step-small);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.fact dd {
  margin: 0 0 0.3rem;
  font-family: var(--font-head);
  font-size: var(--step-3);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--accent-ink);
}

/* ====================================================================
   quote
   ==================================================================== */

.quote {
  margin: var(--space-lg) 0 0;
  padding: clamp(1.25rem, 3vw, 2rem) clamp(1.25rem, 3vw, 2.25rem);
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 6px var(--radius) var(--radius) 6px;
  max-width: 46rem;
}

.quote p {
  font-family: var(--font-head);
  font-size: var(--step-2);
  line-height: 1.4;
  letter-spacing: -0.015em;
  margin-bottom: var(--space-sm);
  max-width: none;
}

.quote cite {
  display: block;
  font-style: normal;
  font-size: var(--step-small);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.quote cite::before {
  content: "— ";
}

/* ====================================================================
   call to action
   ==================================================================== */

.cta {
  padding-block: var(--space-xl);
}

.cta > .container {
  background: var(--cta-bg);
  color: var(--cta-fg);
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 1.2rem + 4vw, 3.5rem) clamp(1.35rem, 4vw, 3.5rem);
  max-width: var(--container);
  text-align: center;
}

.cta h2 {
  color: var(--cta-fg);
  max-width: 24ch;
  margin-inline: auto;
}

.cta p {
  color: var(--cta-muted);
  font-size: var(--step-1);
  max-width: 44ch;
  margin-inline: auto;
}

.cta .button,
.cta .button-primary {
  background: var(--cta-btn-bg);
  border-color: var(--cta-btn-bg);
  color: var(--cta-btn-fg);
}

.cta .button:hover,
.cta .button-primary:hover {
  background: var(--cta-muted);
  border-color: var(--cta-muted);
  color: var(--cta-btn-fg);
}

.cta .button-secondary {
  background: transparent;
  border-color: color-mix(in srgb, var(--cta-fg) 55%, transparent);
  color: var(--cta-fg);
}

.cta .button-secondary:hover {
  background: color-mix(in srgb, var(--cta-fg) 14%, transparent);
  border-color: var(--cta-fg);
  color: var(--cta-fg);
}

.cta a:not(.button) { color: var(--cta-fg); }

/* ====================================================================
   forms
   ==================================================================== */

.form {
  margin-top: var(--space-lg);
  max-width: 34rem;
}

.form-trap {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.field {
  margin-bottom: var(--space-md);
}

.field label {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  font: inherit;
  font-size: 1rem;
  color: var(--text);
  background: var(--surface);
  border: 1px solid color-mix(in srgb, var(--muted) 38%, transparent);
  border-radius: 10px;
  transition: border-color 150ms ease, box-shadow 150ms ease;
}

.field textarea {
  min-height: 8.5rem;
  resize: vertical;
}

.field input::placeholder,
.field textarea::placeholder { color: color-mix(in srgb, var(--muted) 75%, transparent); }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
}

.field input:focus-visible,
.field textarea:focus-visible,
.field select:focus-visible {
  outline: none;
}

.form .button {
  margin-top: 0.25rem;
}

@supports (selector(:has(*))) {
  @media (min-width: 52em) {
    .section > .container:has(> img):has(> .form) > .form {
      max-width: 36rem;
    }
  }
}

/* ====================================================================
   footer
   ==================================================================== */

.site-footer {
  background: var(--footer-bg);
  color: var(--footer-fg);
  padding-block: var(--space-xl) var(--space-lg);
  margin-top: 0;
  font-size: 0.97rem;
}

.site-footer .container > * + * {
  margin-top: var(--space-sm);
}

.site-footer h2,
.site-footer h3 {
  color: var(--footer-fg);
  font-size: var(--step-0);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-footer p {
  color: var(--footer-muted);
  max-width: 48ch;
}

.site-footer a {
  color: var(--footer-fg);
  text-decoration-color: color-mix(in srgb, var(--footer-fg) 45%, transparent);
}

.site-footer a:hover {
  color: #FFFFFF;
  text-decoration-color: currentColor;
}

.site-footer small {
  display: block;
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--footer-line);
  color: var(--footer-muted);
  font-size: var(--step-small);
}

.site-footer small a {
  color: var(--footer-muted);
}

.site-footer nav,
.site-footer ul {
  list-style: none;
  padding: 0;
}

/* ====================================================================
   dark mode
   ==================================================================== */

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121815;
    --surface: #1A221E;
    --surface-alt: #161E1A;
    --text: #ECF2EE;
    --muted: #A7B6AD;
    --accent: #74C79B;
    --accent-ink: #9EDCBB;
    --accent-soft: #1E2F26;
    --accent-contrast: #0C1310;
    --line: #2C3832;

    --cta-bg: #17372A;
    --cta-fg: #EBF5EF;
    --cta-muted: #B8CFC2;
    --cta-btn-bg: #74C79B;
    --cta-btn-fg: #0C1310;

    --footer-bg: #0E1512;
    --footer-fg: #EBF2ED;
    --footer-muted: #A2B3A8;
    --footer-line: #27332C;

    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 14px 32px -18px rgba(0, 0, 0, 0.8);
  }

  .card { box-shadow: none; }

  .hero {
    background:
      radial-gradient(60rem 26rem at 12% -18%, #18281F, transparent 70%),
      var(--bg);
  }

  .cta .button:hover,
  .cta .button-primary:hover {
    background: var(--accent-ink);
    border-color: var(--accent-ink);
  }

  .site-footer a:hover { color: #FFFFFF; }
}

/* ====================================================================
   motion
   ==================================================================== */

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  .card:hover,
  .button:hover {
    transform: none;
  }
}