:root{
  --ink: #2B2A24;
  --ink-soft: #4A4940;
  --paper: #FBF8F0;
  --cream: #F5EFDA;
  --forest: #1F6B3A;
  --forest-deep: #143F23;
  --green-accent: #4FA82B;
  --ochre: #B98A34;
  --maroon: #9E2C42;
  --line: rgba(43,42,36,0.14);
  --line-strong: rgba(43,42,36,0.28);
  --radius: 2px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body{
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Public Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3{
  font-family: 'Lora', Georgia, serif;
  font-weight: 600;
  line-height: 1.18;
  margin: 0;
  color: var(--forest-deep);
}

a{ color: inherit; }

.mono{
  font-family: 'JetBrains Mono', ui-monospace, Menlo, monospace;
  font-variant-numeric: tabular-nums;
}

.eyebrow{
  font-family: 'Public Sans', sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ochre);
}

.wrap{
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
}

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

/* ---------- header ---------- */
header{
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(251,248,240,0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  max-width: 1180px;
  margin: 0 auto;
}
.wordmark{
  display: flex;
  align-items: baseline;
  gap: 8px;
  text-decoration: none;
}
.wordmark-mark{
  font-family: 'Lora', serif;
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: 0.02em;
  color: var(--forest-deep);
}
.wordmark-sub{
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: none;
}
@media (min-width: 640px){ .wordmark-sub{ display: inline; } }

nav.main-nav{
  display: none;
  gap: 30px;
}
nav.main-nav a{
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
  transition: border-color 0.15s ease, color 0.15s ease;
}
nav.main-nav a:hover{ color: var(--forest); border-color: var(--ochre); }
nav.main-nav a.active{ color: var(--forest); border-color: var(--forest); }
@media (min-width: 860px){ nav.main-nav{ display: flex; } }

.nav-toggle{
  background: none;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 8px 12px;
  font-family: 'Public Sans', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
}
@media (min-width: 860px){ .nav-toggle{ display: none; } }

#mobile-nav{
  display: none;
  flex-direction: column;
  border-top: 1px solid var(--line);
  background: var(--paper);
}
#mobile-nav.open{ display: flex; }
#mobile-nav a{
  padding: 14px 28px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
}
#mobile-nav a.active{ color: var(--forest); background: var(--cream); }
@media (min-width: 860px){ #mobile-nav{ display: none !important; } }

/* ---------- hero ---------- */
.hero{
  padding: 56px 0 0;
}
.hero-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
@media (min-width: 900px){
  .hero-grid{ grid-template-columns: 1.05fr 0.95fr; gap: 56px; }
}
.hero h1{
  font-size: clamp(2.1rem, 5.2vw, 3.4rem);
  letter-spacing: -0.01em;
  margin-top: 14px;
}
.hero-lede{
  margin-top: 20px;
  font-size: 1.08rem;
  color: var(--ink-soft);
  max-width: 46ch;
}
.hero-actions{
  margin-top: 30px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.btn{
  display: inline-block;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 13px 24px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease;
}
.btn-primary{ background: var(--forest); color: #fff; }
.btn-primary:hover{ background: var(--forest-deep); }
.btn-ghost{ border-color: var(--line-strong); color: var(--ink); }
.btn-ghost:hover{ border-color: var(--forest); color: var(--forest); }

.hero-photo-block{
  position: relative;
}
.hero-photo{
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
  background: var(--cream);
}
.hero-photo img{
  width: 100%; height: 100%; object-fit: cover;
  filter: sepia(8%) saturate(92%);
}
.hero-caption{
  margin-top: 18px;
  font-size: 0.82rem;
  color: var(--ink-soft);
  line-height: 1.5;
}
.hero-caption .tag{
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.03em;
  color: var(--ochre);
  margin-right: 8px;
}

/* ---------- credibility strip ---------- */
.strip{
  margin-top: 64px;
  background: var(--forest-deep);
  color: #EFE9D6;
}
.strip-inner{
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
@media (min-width: 760px){
  .strip-inner{ grid-template-columns: repeat(4, 1fr); }
}
.strip-item{
  padding: 22px 28px;
  border-bottom: 1px solid rgba(239,233,214,0.14);
}
@media (min-width: 760px){
  .strip-item{
    border-bottom: none;
    border-right: 1px solid rgba(239,233,214,0.14);
  }
  .strip-item:last-child{ border-right: none; }
}
.strip-value{
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.strip-label{
  margin-top: 4px;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(239,233,214,0.65);
}

/* ---------- sections ---------- */
section{ padding: 84px 0; }
.section-alt{ background: var(--cream); }
.section-head{ max-width: 62ch; margin-bottom: 44px; }
.section-head h2{ font-size: clamp(1.6rem, 3vw, 2.1rem); margin-top: 10px; }
.section-head p{ margin-top: 14px; color: var(--ink-soft); font-size: 1.02rem; }

/* about */
.about-block{
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}
@media (min-width: 860px){
  .about-block{ grid-template-columns: 0.9fr 1.1fr; align-items: start; }
}
blockquote.about-quote{
  margin: 0;
  padding-left: 22px;
  border-left: 3px solid var(--maroon);
  font-family: 'Lora', serif;
  font-style: italic;
  font-size: 1.15rem;
  color: var(--ink);
  line-height: 1.6;
}
.about-values{
  display: grid;
  gap: 14px;
}
.about-values .row{
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.94rem;
}
.about-values .row span:first-child{ color: var(--ink-soft); }
.about-values .row span:last-child{ font-weight: 600; text-align: right; }

/* focus cards */
.cards{
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (min-width: 760px){ .cards{ grid-template-columns: repeat(3, 1fr); } }
.card{
  background: var(--paper);
  padding: 34px 28px;
}
.card svg{ color: var(--forest); }
.card h3{ font-size: 1.15rem; margin-top: 18px; }
.card p{ margin-top: 10px; color: var(--ink-soft); font-size: 0.94rem; }

/* featured project */
.project-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
@media (min-width: 900px){ .project-grid{ grid-template-columns: 0.85fr 1.15fr; } }
.stat-figure{
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  font-size: clamp(3.2rem, 8vw, 4.6rem);
  color: var(--forest);
  line-height: 1;
}
.stat-unit{
  margin-top: 8px;
  font-size: 1rem;
  color: var(--ink-soft);
}
.project-photos{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.project-photos figure{ margin: 0; }
.project-photos img{
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--radius);
}
.project-photos figcaption{
  margin-top: 8px;
  font-size: 0.76rem;
  color: var(--ink-soft);
  line-height: 1.4;
}
.project-text h2{ font-size: clamp(1.5rem, 2.8vw, 1.9rem); margin-top: 10px; }
.project-text p{ margin-top: 16px; color: var(--ink-soft); }

/* press */
.press-clip{
  max-width: 720px;
  border: 1px solid var(--line-strong);
  padding: 32px 34px;
  background: var(--paper);
  position: relative;
}
.press-clip::before{
  content: "";
  position: absolute;
  top: 12px; left: 12px; right: 12px; bottom: 12px;
  border: 1px solid var(--line);
  pointer-events: none;
}
.press-headline{
  font-family: 'Lora', serif;
  font-weight: 700;
  font-style: italic;
  font-size: 1.5rem;
  color: var(--ink);
  line-height: 1.3;
}
.press-meta{
  margin-top: 16px;
  font-size: 0.82rem;
  color: var(--ink-soft);
}
.press-meta .mono{ color: var(--maroon); }

/* field notes gallery */
.field-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (min-width: 640px){ .field-grid{ grid-template-columns: repeat(3, 1fr); } }
.field-item{ position: relative; }
.field-item img{
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  filter: sepia(6%) saturate(94%);
}
.field-item figcaption{
  margin-top: 9px;
  font-size: 0.78rem;
  color: var(--ink-soft);
  line-height: 1.4;
}
.field-note{
  margin-top: 40px;
  font-size: 0.86rem;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
  padding-top: 20px;
  max-width: 62ch;
}

/* partners strip (homepage) */
.partners-row{
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}
.partners-row span{
  padding: 20px 26px;
  font-family: 'Lora', serif;
  font-size: 0.98rem;
  color: var(--ink-soft);
  border-right: 1px solid var(--line);
}
.partners-row span:last-child{ border-right: none; }
.link-more{
  display: inline-block;
  margin-top: 22px;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--forest);
  text-decoration: none;
  border-bottom: 1px solid var(--forest);
  padding-bottom: 2px;
}
.link-more:hover{ color: var(--forest-deep); border-color: var(--forest-deep); }

/* partners page */
.partner-list{
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (min-width: 760px){ .partner-list{ grid-template-columns: repeat(2, 1fr); } }
.partner-card{
  background: var(--paper);
  padding: 32px 30px;
}
.partner-card h3{ font-size: 1.2rem; }
.partner-tag{
  display: inline-block;
  margin-top: 10px;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--forest);
  font-weight: 600;
}
.partner-card p{ margin-top: 14px; color: var(--ink-soft); font-size: 0.94rem; }
.partner-context{
  margin-top: 14px;
  font-size: 0.8rem;
  color: var(--ochre);
  font-family: 'JetBrains Mono', monospace;
}
.caveat-box{
  background: var(--cream);
  border-left: 3px solid var(--ochre);
  padding: 20px 22px;
  font-size: 0.92rem;
  color: var(--ink-soft);
  max-width: 68ch;
}

/* contact */
.contact-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
@media (min-width: 860px){ .contact-grid{ grid-template-columns: 1fr 1fr; } }
.offices{ display: grid; gap: 18px; }
.office{
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.office .eyebrow{ color: var(--forest); }
.office p{ margin: 4px 0 0; color: var(--ink-soft); font-size: 0.94rem; }
/* contact form */
.contact-form{
  display: grid;
  gap: 20px;
}
.form-row{
  display: grid;
  gap: 6px;
}
.form-row label{
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink);
}
.form-row input,
.form-row textarea{
  font-family: 'Public Sans', sans-serif;
  font-size: 0.95rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 11px 14px;
  resize: vertical;
}
.form-row input:focus,
.form-row textarea:focus{
  outline: 2px solid var(--forest);
  outline-offset: 1px;
  border-color: var(--forest);
}
.form-error{
  margin: 0;
  font-size: 0.8rem;
  color: var(--maroon);
  font-weight: 600;
}
.form-hp{
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
.contact-form button[type="submit"]{
  justify-self: start;
  cursor: pointer;
  border: none;
}
.contact-form button[type="submit"]:disabled{
  opacity: 0.6;
  cursor: default;
}
.form-status{
  margin: 0;
  min-height: 1.2em;
  font-size: 0.88rem;
  color: var(--forest);
  font-weight: 600;
}
.form-status.form-status-error{ color: var(--maroon); }

footer{
  background: var(--forest-deep);
  color: rgba(239,233,214,0.72);
  padding: 40px 0;
  font-size: 0.82rem;
}
footer strong{ color: #EFE9D6; }
.footer-top{
  display: flex;
  flex-direction: column;
  gap: 16px;
}
@media (min-width: 700px){
  .footer-top{ flex-direction: row; justify-content: space-between; align-items: center; }
}
.footer-nav{
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.footer-nav a{
  text-decoration: none;
  color: rgba(239,233,214,0.85);
  font-size: 0.86rem;
  font-weight: 600;
}
.footer-nav a:hover{ color: #EFE9D6; }
.footer-bottom{
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid rgba(239,233,214,0.14);
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.78rem;
  color: rgba(239,233,214,0.6);
}
@media (min-width: 700px){
  .footer-bottom{ flex-direction: row; justify-content: space-between; }
}

.rule{
  height: 1px;
  background: var(--line);
  border: none;
  margin: 0;
}