:root {
  --bg: #ffffff;
  --ink: #1c2328;
  --graphite: #2a3136;
  --muted: #5c666d;
  --line: #e2e6e3;
  --green: #3f6b56;
  --green-deep: #2c4e3e;
  --green-soft: #eef3f0;
  --green-mid: #d7e4dc;
  --paper: #f6f7f6;
  --warn: #8a3d3d;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: "Avenir Next", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --max: 1120px;
  --header: 76px;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
}

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

a { color: var(--green-deep); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--green); }

h1, h2, h3, h4 {
  font-family: var(--serif);
  color: var(--graphite);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 0 0 0.6em;
}

h1 { font-size: clamp(2.1rem, 4vw, 3.4rem); }
h2 { font-size: clamp(1.55rem, 2.4vw, 2.05rem); }
h3 { font-size: 1.2rem; }

p { margin: 0 0 0.9em; }
p:last-child { margin-bottom: 0; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.skip {
  position: absolute;
  left: 12px;
  top: -40px;
  background: var(--graphite);
  color: #fff;
  padding: 8px 12px;
  z-index: 20;
}
.skip:focus { top: 12px; }

.wrap {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.header-inner {
  min-height: var(--header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--graphite);
}

.brand-mark {
  width: 36px;
  height: 36px;
  background: var(--graphite);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: 20px;
  position: relative;
}
.brand-mark::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 5px;
  background: var(--green);
}

.brand-name {
  font-family: var(--serif);
  font-size: 1.25rem;
  letter-spacing: 0.01em;
}
.brand-sub {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  background: #fff;
  padding: 0;
  cursor: pointer;
}
.nav-toggle-lines,
.nav-toggle-lines::before,
.nav-toggle-lines::after {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--graphite);
  position: relative;
  margin: 0 auto;
}
.nav-toggle-lines::before,
.nav-toggle-lines::after {
  content: "";
  position: absolute;
  left: 0;
}
.nav-toggle-lines::before { top: -6px; }
.nav-toggle-lines::after { top: 6px; }

.site-nav ul {
  display: flex;
  gap: 8px 22px;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}
.site-nav a {
  color: var(--graphite);
  text-decoration: none;
  font-size: 0.95rem;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--green-deep);
  box-shadow: inset 0 -2px 0 var(--green);
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  padding: 64px 0 36px;
}

.kicker {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 12px;
}

.lede { font-size: 1.12rem; color: var(--muted); max-width: 42rem; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--green-deep);
  background: var(--green);
  color: #fff;
  text-decoration: none;
  font: inherit;
  cursor: pointer;
}
.btn:hover { background: var(--green-deep); color: #fff; }
.btn.ghost {
  background: #fff;
  color: var(--graphite);
  border-color: var(--graphite);
}
.btn.ghost:hover { background: var(--paper); color: var(--graphite); }

.figure {
  margin: 0;
}
.figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}
.figure figcaption {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
  letter-spacing: 0.02em;
}

.frame {
  border: 1px solid var(--line);
  padding: 10px;
  background: #fff;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.metric {
  padding: 22px 18px;
  border-right: 1px solid var(--line);
}
.metric:last-child { border-right: 0; }
.metric b {
  display: block;
  font-family: var(--serif);
  font-size: 1.35rem;
  color: var(--graphite);
  font-weight: 600;
}
.metric span { color: var(--muted); font-size: 0.92rem; }

.block { padding: 64px 0; }
.block + .block { border-top: 1px solid var(--line); }
.block.soft { background: var(--paper); border-top: 0; }
.block.green-wash { background: var(--green-soft); }

.section-head {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 18px;
  margin-bottom: 28px;
  align-items: start;
}
.index-no {
  font-family: var(--mono);
  color: var(--green);
  letter-spacing: 0.12em;
  padding-top: 8px;
}

.grid-3, .grid-2, .grid-4 { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 36px; align-items: center; }
.split.reverse { grid-template-columns: 0.95fr 1.05fr; }

.card, .note, .panel {
  border: 1px solid var(--line);
  background: #fff;
  padding: 20px 20px 18px;
}
.card h3 { margin-bottom: 8px; }
.card .tag {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--green);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.table-wrap { overflow-x: auto; border: 1px solid var(--line); }
table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
  background: #fff;
}
th, td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th {
  background: var(--green-soft);
  color: var(--graphite);
  font-weight: 600;
  font-size: 0.92rem;
}
tr:last-child td { border-bottom: 0; }

.steps { list-style: none; margin: 0; padding: 0; }
.steps li {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.steps li:last-child { border-bottom: 0; }
.steps strong { color: var(--graphite); }

.faq details {
  border-bottom: 1px solid var(--line);
  padding: 4px 0;
}
.faq summary {
  cursor: pointer;
  font-family: var(--serif);
  font-size: 1.15rem;
  color: var(--graphite);
  padding: 14px 0;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  float: right;
  color: var(--green);
  font-family: var(--sans);
}
.faq details[open] summary::after { content: "–"; }
.faq details p { padding-bottom: 14px; color: var(--muted); }

.contact-band {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 24px;
  align-items: stretch;
}
.address-card {
  background: var(--graphite);
  color: #f4f6f5;
  padding: 28px;
}
.address-card h2, .address-card h3 { color: #fff; }
.address-card a { color: #d7e4dc; }
.address-card p { margin-bottom: 0.4em; }

.site-footer {
  background: var(--graphite);
  color: #d5dbd8;
  padding: 48px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 28px;
}
.site-footer h2 {
  color: #fff;
  font-size: 1.2rem;
}
.site-footer a { color: #d7e4dc; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin: 0 0 8px; }
.fineprint {
  margin-top: 28px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.88rem;
  color: #b7c0bb;
}

.form {
  display: grid;
  gap: 14px;
}
.field { display: grid; gap: 6px; }
label { font-size: 0.92rem; color: var(--graphite); }
input, select, textarea {
  width: 100%;
  border: 1px solid #cfd6d2;
  background: #fff;
  color: var(--ink);
  font: inherit;
  padding: 12px 12px;
  border-radius: 0;
}
textarea { min-height: 140px; resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--green);
  border-color: var(--green);
}
.check {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.95rem;
}
.check input { width: auto; margin-top: 4px; }
.form-error { color: var(--warn); font-size: 0.92rem; min-height: 1.2em; }
.form-success {
  display: none;
  border: 1px solid var(--green-mid);
  background: var(--green-soft);
  padding: 22px;
}
.form-success.is-on { display: block; }
.form.is-hidden { display: none; }

.cookie-bar {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 40;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 10px 30px rgba(28, 35, 40, 0.08);
  padding: 18px;
  display: none;
  max-width: 760px;
}
.cookie-bar.is-on { display: block; }
.cookie-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.cookie-panel {
  display: none;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}
.cookie-panel.is-on { display: block; }
.choice {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}

.page-hero { padding: 48px 0 8px; }
.page-hero p { max-width: 46rem; color: var(--muted); }

.timeline { list-style: none; margin: 0; padding: 0; }
.timeline li {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

@media (max-width: 900px) {
  .nav-toggle { display: inline-block; }
  .site-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: #fff;
    border-bottom: 1px solid var(--line);
    padding: 8px 20px 18px;
  }
  .site-nav.is-open { display: block; }
  .site-nav ul { flex-direction: column; align-items: flex-start; gap: 0; }
  .site-nav a { display: block; padding: 12px 0; width: 100%; }
  .hero, .split, .split.reverse, .contact-band, .footer-grid,
  .grid-3, .grid-4, .metrics, .section-head {
    grid-template-columns: 1fr;
  }
  .grid-2 { grid-template-columns: 1fr; }
  .metric { border-right: 0; border-bottom: 1px solid var(--line); }
  .timeline li { grid-template-columns: 1fr; gap: 4px; }
  .hero { padding-top: 36px; }
  .block { padding: 44px 0; }
}

@media (max-width: 640px) {
  .wrap { width: min(var(--max), calc(100% - 28px)); }
  body { font-size: 16px; }
  .cookie-bar { left: 8px; right: 8px; bottom: 8px; }
}