/* ==========================================================================
   CND Precision Concrete Concepts — Design System
   Palette pulled from the brand's own clover-knot logo + the material itself
   (poured concrete, limestone aggregate, cured charcoal, rusted rebar tie).
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,600;9..144,700;9..144,900&family=Work+Sans:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Brand green — deepened/refined from the logo's flat shamrock green */
  --clover: #146C34;
  --clover-deep: #0B4022;
  --clover-bright: #1E8A46;

  /* Concrete & limestone neutrals */
  --concrete-50: #F6F4EF;
  --concrete-100: #EFEBE2;
  --concrete-200: #E2DCCF;
  --aggregate: #8C8577;
  --aggregate-dark: #5B5548;

  /* Charcoal — troweled concrete dark */
  --charcoal: #201F1C;
  --charcoal-soft: #3A382F;

  /* Rust accent — from rebar tie wire / job-site tools. Used sparingly. */
  --rust: #A6491F;

  --radius: 2px;
  --max-width: 1280px;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Work Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--charcoal);
  background: var(--concrete-50);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ---------- Type ---------- */

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--charcoal);
}

h1 { font-size: clamp(2.4rem, 5vw, 4.4rem); font-weight: 900; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.8rem); }
h3 { font-size: 1.35rem; font-weight: 600; }

p { color: var(--charcoal-soft); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clover);
  font-weight: 600;
}

.lede {
  font-size: 1.15rem;
  color: var(--charcoal-soft);
  max-width: 60ch;
}

/* ---------- Spec plate — signature element ----------
   Styled after the survey stakes / spec placards on real job
   sites: a small stamped-metal tag carrying one true fact. */

.spec-plate {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--concrete-50);
  background: var(--charcoal);
  padding: 6px 12px;
  border-radius: var(--radius);
  white-space: nowrap;
}

.spec-plate::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--clover-bright);
  flex-shrink: 0;
}

.spec-plate.light {
  background: rgba(255,255,255,0.12);
  color: #fff;
  backdrop-filter: blur(4px);
}

.spec-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 26px;
  border-radius: var(--radius);
  text-decoration: none;
  transition: transform 0.15s ease, background 0.15s ease;
  border: 1.5px solid transparent;
}

.btn-primary {
  background: var(--clover);
  color: #fff;
}
.btn-primary:hover { background: var(--clover-deep); transform: translateY(-1px); }

.btn-outline {
  border-color: var(--charcoal);
  color: var(--charcoal);
  background: transparent;
}
.btn-outline:hover { background: var(--charcoal); color: var(--concrete-50); }

.btn-outline.on-dark {
  border-color: rgba(255,255,255,0.5);
  color: #fff;
}
.btn-outline.on-dark:hover { background: #fff; color: var(--charcoal); }

/* ---------- Header / Nav ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--concrete-50);
  border-bottom: 1px solid var(--concrete-200);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand img {
  width: 46px;
  height: 46px;
  border-radius: 6px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-text strong {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.08rem;
  color: var(--charcoal);
}

.brand-text span {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--aggregate-dark);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav a {
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--charcoal-soft);
  position: relative;
  padding: 4px 0;
}

.main-nav a:hover,
.main-nav a.active { color: var(--clover); }

.main-nav .call-btn {
  background: var(--charcoal);
  color: var(--concrete-50);
  padding: 11px 20px;
  border-radius: var(--radius);
  font-weight: 600;
}
.main-nav .call-btn:hover { background: var(--clover); }

.nav-toggle { display: none; }

@media (max-width: 860px) {
  .main-nav { display: none; }
  .nav-toggle {
    display: block;
    background: none;
    border: none;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--charcoal);
    cursor: pointer;
  }
  .main-nav.open {
    display: flex;
    position: absolute;
    top: 84px;
    left: 0;
    right: 0;
    background: var(--concrete-50);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px 28px;
    gap: 18px;
    border-bottom: 1px solid var(--concrete-200);
  }
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  min-height: 84vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--charcoal);
}

.hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.82;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(11,64,34,0.92) 0%, rgba(11,64,34,0.55) 32%, rgba(15,20,15,0.15) 62%, rgba(15,20,15,0.35) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 60px 0 40px;
  color: #fff;
}

.hero-content .eyebrow { color: #C9E8D2; }

.hero-content h1 {
  color: #fff;
  margin: 14px 0 18px;
  max-width: 15ch;
}

.hero-content .lede { color: rgba(255,255,255,0.86); margin-bottom: 30px; }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 34px; }

/* ---------- Page hero (interior pages, shorter) ---------- */

.page-hero {
  background: var(--clover-deep);
  color: #fff;
  padding: 70px 0 56px;
}
.page-hero .eyebrow { color: #9FD4B0; }
.page-hero h1 { color: #fff; margin-top: 12px; }
.page-hero .lede { color: rgba(255,255,255,0.82); margin-top: 14px; }

/* ---------- Sections ---------- */

.section { padding: 90px 0; }
.section-tight { padding: 60px 0; }
.section-alt { background: var(--concrete-100); }
.section-dark { background: var(--charcoal); color: var(--concrete-50); }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-dark p { color: rgba(255,255,255,0.72); }
.section-dark .eyebrow { color: var(--clover-bright); }

.section-head {
  max-width: 640px;
  margin-bottom: 48px;
}
.section-head h2 { margin-top: 10px; }

/* ---------- Service grid ---------- */

.grid {
  display: grid;
  gap: 28px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

@media (max-width: 900px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

.card {
  background: #fff;
  border: 1px solid var(--concrete-200);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.card:hover { box-shadow: 0 18px 40px rgba(20,108,52,0.14); transform: translateY(-3px); }

.card-media { aspect-ratio: 4/3; overflow: hidden; background: var(--concrete-200); }
.card-media img { width: 100%; height: 100%; object-fit: cover; }

.card-body { padding: 22px 24px 26px; flex: 1; display: flex; flex-direction: column; }
.card-body h3 { margin-bottom: 8px; }
.card-body p { font-size: 0.92rem; margin-bottom: 14px; }
.card-link {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clover);
  font-weight: 600;
}

/* ---------- Process strip ---------- */

.process {
  display: flex;
  gap: 0;
  border-top: 1px solid var(--concrete-200);
  border-bottom: 1px solid var(--concrete-200);
  flex-wrap: wrap;
}
.process-step {
  flex: 1;
  min-width: 160px;
  padding: 28px 20px;
  border-right: 1px solid var(--concrete-200);
}
.process-step:last-child { border-right: none; }
.process-step .spec-plate { margin-bottom: 14px; }
.process-step p { font-size: 0.88rem; }

@media (max-width: 760px) {
  .process-step { border-right: none; border-bottom: 1px solid var(--concrete-200); flex: 1 1 100%; }
}

/* ---------- Gallery ---------- */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 900px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .gallery-grid { grid-template-columns: 1fr; }
}

.gallery-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--concrete-200);
}
.gallery-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.4s ease;
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item .tag {
  position: absolute;
  left: 10px;
  bottom: 10px;
}

/* ---------- Trust strip ---------- */

.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 36px;
  padding: 30px 0;
}
.trust-item {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--charcoal-soft);
}
.trust-item strong {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--clover);
  font-weight: 700;
}

/* ---------- Quote / CTA band ---------- */

.cta-band {
  background: var(--clover-deep);
  color: #fff;
  padding: 70px 0;
  text-align: center;
}
.cta-band h2 { color: #fff; }
.cta-band .lede { color: rgba(255,255,255,0.82); margin: 16px auto 30px; text-align: center; }
.cta-band .hero-actions { justify-content: center; }

/* ---------- Forms ---------- */

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (max-width: 700px) { .form-grid { grid-template-columns: 1fr; } }

.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--aggregate-dark);
}
.field input, .field select, .field textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 13px 14px;
  border: 1.5px solid var(--concrete-200);
  background: #fff;
  border-radius: var(--radius);
  color: var(--charcoal);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: 2px solid var(--clover);
  outline-offset: 1px;
  border-color: var(--clover);
}
.field textarea { resize: vertical; min-height: 120px; }

/* ---------- Footer ---------- */

.site-footer {
  background: var(--charcoal);
  color: rgba(255,255,255,0.72);
  padding: 64px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clover-bright);
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-col a, .footer-col p {
  display: block;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.72);
  text-decoration: none;
  margin-bottom: 10px;
}
.footer-col a:hover { color: #fff; }
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-brand img { width: 44px; height: 44px; border-radius: 6px; }
.footer-brand strong { font-family: var(--font-display); font-size: 1.15rem; color: #fff; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 26px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  color: rgba(255,255,255,0.4);
}

/* ---------- Utility ---------- */

.text-center { text-align: center; margin-left: auto; margin-right: auto; }
.mt-lg { margin-top: 48px; }
.placeholder-note {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--rust);
  border: 1px dashed var(--rust);
  padding: 10px 14px;
  border-radius: var(--radius);
  display: inline-block;
  margin-top: 10px;
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}