:root {
  --ink: #1c1f22;
  --ink-soft: #4a5057;
  --muted: #7a8088;
  --line: #e2e0dc;
  --paper: #ffffff;
  --paper-alt: #f6f4f1;
  --timber: #a8743f;
  --timber-dark: #8a5d30;
  --max: 1120px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgb(255 255 255 / 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
}

.logo-mark {
  width: 28px;
  height: 28px;
  flex: none;
}

.nav {
  display: flex;
  gap: 32px;
}

.nav a {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-soft);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--timber);
}

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 8px;
  cursor: pointer;
  color: var(--ink);
}

@media (max-width: 720px) {
  .nav-toggle { display: block; }

  .nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 8px 24px 16px;
  }

  .nav.open { display: flex; }

  .nav a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav a:last-child { border-bottom: 0; }
}

/* Type */

.eyebrow {
  display: inline-block;
  margin: 0 0 16px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--timber);
}

h1, h2, h3 {
  margin: 0 0 16px;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.15rem; }

p { margin: 0 0 16px; color: var(--ink-soft); }

.lead { font-size: 1.2rem; max-width: 640px; }

/* Hero */

.hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: #fff;
  padding: 120px 0 112px;
}

.hero::before {
  /* Diagrid pattern, a nod to timber lattice structures. */
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(60deg, rgb(255 255 255 / 0.06) 0 1px, transparent 1px 56px),
    repeating-linear-gradient(-60deg, rgb(255 255 255 / 0.06) 0 1px, transparent 1px 56px);
  mask-image: linear-gradient(90deg, transparent 20%, #000 75%);
}

.hero .container { position: relative; }
.hero p { color: rgb(255 255 255 / 0.75); }
.hero .eyebrow { color: #d6a26b; }

.page-hero {
  padding: 96px 0 72px;
  background: var(--paper-alt);
  border-bottom: 1px solid var(--line);
}

/* Buttons */

.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }

.button {
  display: inline-block;
  padding: 14px 26px;
  border: 1px solid var(--timber);
  background: var(--timber);
  color: #fff;
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.button:hover { background: var(--timber-dark); border-color: var(--timber-dark); }

.button-ghost { background: transparent; border-color: rgb(255 255 255 / 0.4); }
.button-ghost:hover { background: rgb(255 255 255 / 0.08); border-color: #fff; }

/* Sections */

.section { padding: 96px 0; }
.section-alt { background: var(--paper-alt); }

.section-head { max-width: 680px; margin-bottom: 48px; }

.grid {
  display: grid;
  gap: 32px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  padding: 32px 28px;
  background: var(--paper);
  border-top: 3px solid var(--timber);
  box-shadow: 0 1px 0 var(--line);
}

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

.card-number {
  display: block;
  margin-bottom: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--muted);
}

/* Project list */

.projects { border-top: 1px solid var(--line); }

.project {
  display: grid;
  grid-template-columns: 1fr 1.4fr 1fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}

.project h3 { margin: 0; }
.project p { margin: 0; }

.project-meta {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: right;
}

@media (max-width: 720px) {
  .project { grid-template-columns: 1fr; gap: 6px; }
  .project-meta { text-align: left; }
}

/* Stats */

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 32px;
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid rgb(255 255 255 / 0.15);
}

.stat strong {
  display: block;
  font-size: 2.4rem;
  font-weight: 600;
  line-height: 1;
  margin-bottom: 8px;
}

.stat span {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgb(255 255 255 / 0.6);
}

/* Two-column */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

@media (max-width: 820px) {
  .split { grid-template-columns: 1fr; gap: 40px; }
}

.facts { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }

.facts li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.facts span:first-child {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* CTA band */

.cta {
  background: var(--timber);
  color: #fff;
  padding: 72px 0;
}

.cta .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cta h2 { margin: 0; }
.cta .button { background: var(--ink); border-color: var(--ink); }
.cta .button:hover { background: #000; border-color: #000; }

/* Form */

.form { display: grid; gap: 20px; }

.field { display: grid; gap: 6px; }

.field label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #cfccc6;
  border-radius: 0;
  background: var(--paper);
  color: var(--ink);
  font: inherit;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--timber);
  outline-offset: -1px;
  border-color: var(--timber);
}

.field textarea { min-height: 140px; resize: vertical; }

.form-note { font-size: 0.9rem; color: var(--muted); margin: 0; }

.contact-block { margin-bottom: 32px; }
.contact-block h3 { margin-bottom: 6px; }
.contact-block p { margin: 0; }
.contact-block a { color: var(--timber-dark); }

/* Footer */

.site-footer {
  background: var(--ink);
  color: rgb(255 255 255 / 0.6);
  padding: 48px 0;
  font-size: 0.9rem;
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
}

.site-footer a { color: rgb(255 255 255 / 0.85); text-decoration: none; }
.site-footer a:hover { color: #fff; }
.footer-links { display: flex; gap: 24px; }

/* 404 */

.not-found { padding: 160px 0; text-align: center; }
.not-found .lead { margin: 0 auto 24px; }