:root {
  --green: #0e423b;
  --green-dark: #0b3631;
  --yellow: #fdb615;
  --orange: #ed7f29;
  --ink: #2f333b;
  --grey: #75787d;
  --line: #e3e5e8;
  --white: #ffffff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Source Sans 3", "Source Sans Pro", system-ui, sans-serif;
  font-size: 18px;
  line-height: 1.65;
  letter-spacing: 0.02em;
  color: var(--grey);
  background: var(--white);
}
a { color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 700; }
img { max-width: 100%; height: auto; }

/* Shared */
.textured {
  background-image: url("overlay.png");
}
.tab {
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  min-width: 280px;
  padding: 1.1em 2.5em 1em;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  box-shadow: 0 -6px 12px rgba(0, 0, 0, 0.06);
}
.tab-yellow { background: var(--yellow); color: var(--green); }
.tab-white { background: var(--white); color: var(--green); }
.tab-green, .tab-darkgreen { background: var(--green); color: var(--white); top: 0; bottom: auto; transform: translate(-50%, -100%); }
.sub { text-align: center; margin: 0.5em auto 0; max-width: 40em; }
.button {
  display: inline-block;
  margin-top: auto;
  padding: 0.85em 1.6em;
  background: var(--green);
  color: var(--white);
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  border-radius: 4px;
  transition: background 0.2s;
}
.button:hover { background: var(--orange); }

/* Hero */
.hero {
  position: relative;
  padding: 2.5rem 1rem 9rem;
  text-align: center;
  color: var(--white);
  background: url("overlay.png"), url("banner-green.jpg") center / cover, var(--green);
}
.nav {
  display: inline-flex;
  gap: 2.5rem;
  padding: 0.9rem 2.5rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 6px;
  margin-bottom: 4rem;
}
.nav a {
  text-decoration: none;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
}
.nav a:hover { color: var(--yellow); }
.logo { display: block; width: 200px; margin: 0 auto 1.5rem; }
.hero h1 {
  font-size: clamp(1.6rem, 4.5vw, 2.4rem);
  font-weight: 900;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}
.tagline {
  margin: 0.8rem 0 0;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
}

/* Intro */
.intro {
  position: relative;
  padding: 4.5rem 1rem 8rem;
  text-align: center;
  background: url("overlay.png"), var(--yellow);
  color: var(--ink);
}
.intro p { max-width: 42em; margin: 0 auto 1em; }
.intro .lead { font-size: 1.45rem; line-height: 1.45; color: #1d1d1d; font-weight: 600; }

/* Work */
.work { padding: 5rem 1rem 6rem; max-width: 1180px; margin: 0 auto; }
.work h2, .about h2, .footer h2 {
  text-align: center;
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  letter-spacing: 0.07em;
  color: var(--green);
}
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3.5rem;
}
.card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 2rem 1.75rem;
  border: 1px solid var(--line);
  border-top: 4px solid var(--yellow);
  border-radius: 6px;
  background: var(--white);
}
.icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--white);
  display: grid;
  place-items: center;
  margin-bottom: 1.25rem;
}
.icon svg { width: 24px; height: 24px; }
.card h3 { font-size: 1.3rem; color: var(--orange); letter-spacing: 0.04em; }
.kicker {
  margin: 0.2rem 0 0.9rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
}
.card p:not(.kicker) { margin: 0 0 1.75rem; font-size: 1rem; }

/* About */
.about {
  position: relative;
  padding: 5.5rem 1rem 6rem;
  background: #f5f5f3;
  border-top: 1px solid var(--line);
}
.about-inner { max-width: 44em; margin: 0 auto; }
.about h2 { margin-bottom: 1.5rem; }
.about p { margin: 0 0 1em; }

/* Footer */
.footer {
  position: relative;
  padding: 5.5rem 1rem 3rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.65);
  background: url("overlay.png"), var(--green);
}
.footer h2 { color: var(--white); }
.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: 1000px;
  margin: 3rem auto 0;
  padding: 2.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.contact-item h3 { color: var(--orange); font-size: 1rem; letter-spacing: 0.06em; }
.contact-item p { margin: 0.3rem 0 0; font-size: 0.95rem; word-break: break-word; }
.contact-item a, .footer-meta a { color: var(--white); }
.footer-meta { margin-top: 2rem; font-size: 0.85rem; }
.footer-meta p { margin: 0.3rem 0; }
.copy { color: rgba(255, 255, 255, 0.4); }

/* Responsive */
@media (max-width: 900px) {
  .cards { grid-template-columns: 1fr; max-width: 560px; margin-left: auto; margin-right: auto; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  body { font-size: 17px; }
  .nav { gap: 1.2rem; padding: 0.8rem 1.2rem; margin-bottom: 2.5rem; }
  .nav a { font-size: 0.65rem; letter-spacing: 0.18em; }
  .logo { width: 150px; }
  .hero h1 { letter-spacing: 0.15em; }
  .tab { min-width: 0; width: 80%; padding: 1em 1em 0.9em; letter-spacing: 0.22em; }
  .intro .lead { font-size: 1.2rem; }
  .contact-grid { grid-template-columns: 1fr; }
}