/* Terraform Excavation — charcoal + brass (cleaned preview) */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #111111;
  --bg-elev: #181818;
  --cream: #F7F4EF;
  --cream-soft: #EFEBE4;
  --ink: #161616;
  --ink-soft: #4A4742;
  --muted: #8A857C;
  --brass: #C4A574;
  --brass-deep: #A88655;
  --line: rgba(255,255,255,0.1);
  --line-dark: rgba(22,22,22,0.1);
  --container: 1120px;
  --header-h: 72px;
  --font: "DM Sans", system-ui, sans-serif;
  --serif: "Instrument Serif", Georgia, serif;
  --radius: 12px;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button, input, select, textarea { font: inherit; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.skip-link { position: absolute; left: -999px; top: 0; background: var(--brass); color: #111; padding: 8px 12px; z-index: 2000; }
.skip-link:focus { left: 12px; top: 12px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; font-weight: 650; letter-spacing: 0.16em; text-transform: uppercase;
  color: #D4B68A; margin-bottom: 16px;
}
.eyebrow::before { content: ""; width: 20px; height: 1px; background: currentColor; }
.eyebrow.dark { color: var(--brass-deep); }
.muted { color: var(--ink-soft); }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 12px 22px; border-radius: 999px;
  font-size: 14px; font-weight: 600; border: 1px solid transparent; cursor: pointer;
  transition: 0.2s ease;
}
.btn-primary { background: var(--brass); color: #111; }
.btn-primary:hover { background: var(--brass-deep); color: #fff; }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,0.28); }
.btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,0.06); }
.btn-nav { background: var(--brass); color: #111 !important; padding: 10px 18px; }
.btn-nav:hover { background: var(--brass-deep); color: #fff !important; }
.btn-full { width: 100%; }

.header {
  position: sticky; top: 0; z-index: 1000; height: var(--header-h);
  background: rgba(17,17,17,0.92); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.header-inner { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 12px; color: #fff; }
.logo-mark {
  width: 44px; height: 44px; object-fit: cover; border-radius: 8px;
  border: 1px solid rgba(196,165,116,0.35); flex-shrink: 0;
  background: #F3EEE4;
}
.footer-logo { display: flex; align-items: center; gap: 12px; }
.footer-logo .logo-mark { width: 40px; height: 40px; }
.logo-text { font-size: 17px; font-weight: 650; letter-spacing: -0.02em; }
.logo-text em, .logo-text.light em { font-style: normal; color: var(--brass); font-weight: 500; margin-left: 4px; }
.logo-text.light { color: #fff; font-size: 17px; font-weight: 650; }
.nav { display: flex; align-items: center; gap: 26px; }
.nav a { color: rgba(255,255,255,0.78); font-size: 14px; font-weight: 500; }
.nav a:hover { color: #fff; }
.mobile-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.mobile-toggle span { width: 22px; height: 2px; background: #fff; }

.hero {
  background:
    radial-gradient(ellipse 75% 60% at 82% 12%, rgba(196,165,116,0.22), transparent 58%),
    radial-gradient(ellipse 45% 40% at 12% 88%, rgba(196,165,116,0.08), transparent 50%),
    linear-gradient(165deg, #1c1b19 0%, #24211c 48%, #1a1917 100%);
  color: #fff;
  padding: 76px 0 84px;
}
.hero-grid {
  display: grid; grid-template-columns: 1.25fr 0.85fr; gap: 40px; align-items: end;
}
.hero h1 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(46px, 6.4vw, 70px); line-height: 1.02; letter-spacing: -0.025em;
  margin-bottom: 20px; max-width: 12ch;
  color: #FFFCFA;
  text-shadow: 0 1px 0 rgba(0,0,0,0.18);
}
.hero h1 em {
  font-style: italic; color: #D4B68A;
  text-shadow: 0 0 40px rgba(196,165,116,0.25);
}
.hero-lead {
  font-size: 18px; line-height: 1.55; font-weight: 450;
  color: rgba(255,252,248,0.86); max-width: 42ch; margin-bottom: 30px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 28px; }
.proof { display: flex; flex-wrap: wrap; gap: 8px; }
.proof li {
  font-size: 12px; font-weight: 650; letter-spacing: 0.05em; text-transform: uppercase;
  color: rgba(255,252,248,0.82); border: 1px solid rgba(212,182,138,0.28);
  padding: 8px 12px; border-radius: 999px; background: rgba(255,255,255,0.03);
}
.hero-card {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(212,182,138,0.22);
  border-radius: 18px; overflow: hidden;
  box-shadow: 0 18px 40px rgba(0,0,0,0.18);
}
.hero-card-row {
  padding: 22px 24px; border-bottom: 1px solid rgba(255,255,255,0.08);
}
.hero-card-row:last-child { border-bottom: 0; }
.hero-card-row span {
  display: block; font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--brass); font-weight: 600; margin-bottom: 8px;
}
.hero-card-row strong { font-size: 17px; font-weight: 560; line-height: 1.35; color: #FFFCFA; }

.section { padding: 88px 0; }
.section-soft { background: var(--cream-soft); }
.section-dark { background: var(--bg); color: #fff; }
.section-head { max-width: 560px; margin-bottom: 40px; }
.section-head h2, .project h2, .contact-info h2 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(32px, 4vw, 46px); line-height: 1.1; letter-spacing: -0.02em; margin-bottom: 12px;
}
.section-head p { color: var(--ink-soft); font-size: 16px; }
.section-head.light p { color: rgba(255,255,255,0.65); }
.section-head.light h2 { color: #fff; }

.services {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.services article {
  background: #fff; border: 1px solid var(--line-dark); border-radius: var(--radius);
  padding: 26px; min-height: 100%;
}
.services article:hover { border-color: rgba(196,165,116,0.5); }
.services h3 { font-size: 18px; margin-bottom: 8px; letter-spacing: -0.02em; }
.services p { color: var(--ink-soft); font-size: 15px; }

.why {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
}
.why article {
  background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px;
}
.why span {
  display: block; color: var(--brass); font-size: 12px; font-weight: 700;
  letter-spacing: 0.12em; margin-bottom: 16px;
}
.why h3 { font-size: 17px; color: #fff; margin-bottom: 8px; }
.why p { color: rgba(255,255,255,0.62); font-size: 14px; }

.project {
  display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 36px; align-items: start;
}
.project-card {
  background: #fff; border: 1px solid var(--line-dark); border-radius: 18px; padding: 28px;
}
.project-card > p { color: var(--ink-soft); margin-bottom: 16px; }
.project-card ul { margin-bottom: 24px; }
.project-card li {
  position: relative; padding-left: 22px; margin-bottom: 8px; color: var(--ink-soft); font-size: 15px;
}
.project-card li::before {
  content: ""; position: absolute; left: 0; top: 7px; width: 12px; height: 12px; border-radius: 50%;
  border: 1.5px solid var(--brass);
  background: radial-gradient(circle at center, var(--brass) 0 35%, transparent 36%);
}

.areas { display: flex; flex-wrap: wrap; gap: 10px; }
.areas li {
  background: #fff; border: 1px solid var(--line-dark); padding: 10px 14px;
  border-radius: 999px; font-size: 14px; font-weight: 500;
}

.contact {
  display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 36px; align-items: start;
}
.contact-line { margin: 18px 0 0; color: var(--ink-soft); font-size: 15px; }
.contact-line span {
  display: block; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--muted); font-weight: 600; margin-bottom: 4px;
}
.contact-line a { color: var(--ink); font-weight: 650; border-bottom: 1px solid rgba(196,165,116,0.55); }
.contact-form {
  background: #fff; border: 1px solid var(--line-dark); border-radius: 18px; padding: 26px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-group { margin-bottom: 12px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--line-dark);
  background: #fbfaf8; color: var(--ink);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--brass); background: #fff;
}
.form-group textarea { min-height: 110px; resize: vertical; }

.footer { background: #0c0c0c; color: rgba(255,255,255,0.68); padding-top: 56px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 28px; padding-bottom: 36px; }
.footer p { margin-top: 12px; max-width: 36ch; font-size: 14px; color: rgba(255,255,255,0.5); }
.footer h4 { color: #fff; font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 12px; }
.footer a { display: block; margin-bottom: 8px; font-size: 14px; color: rgba(255,255,255,0.55); }
.footer-email {
  overflow-wrap: anywhere; word-break: break-word; max-width: 100%;
  font-size: 13px; line-height: 1.4;
}
.footer .footer-grid > div:last-child p { max-width: none; }
.footer a:hover { color: var(--brass); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08); padding: 16px 0; font-size: 13px; color: rgba(255,255,255,0.4);
}

@media (max-width: 960px) {
  .hero-grid, .services, .why, .project, .contact, .footer-grid { grid-template-columns: 1fr 1fr; }
  .why { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .nav {
    display: none; position: absolute; top: var(--header-h); left: 0; right: 0;
    background: #111; flex-direction: column; padding: 18px 24px 26px; gap: 14px;
    border-bottom: 1px solid var(--line);
  }
  .nav.active { display: flex; }
  .mobile-toggle { display: flex; }
  .hero-grid, .services, .why, .project, .contact, .footer-grid, .form-row { grid-template-columns: 1fr; }
  .hero { padding: 48px 0 56px; }
  .section { padding: 64px 0; }
  .hero-actions .btn, .btn-full { width: 100%; }
}