:root {
  --navy: #072447;
  --green: #23f05a;
  --dark: #04182f;
  --white: #ffffff;
  --light: #f4f7f8;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: Arial, Helvetica, sans-serif; color: var(--dark); background: var(--white); line-height: 1.6; }
a { color: inherit; text-decoration: none; }
.site-header { background: var(--navy); display: flex; align-items: center; justify-content: space-between; padding: 18px 6%; position: sticky; top: 0; z-index: 10; }
.logo { width: 230px; max-width: 50%; }
nav { display: flex; gap: 24px; align-items: center; }
nav a { color: white; font-weight: 700; }
.nav-cta { color: var(--navy); background: var(--green); padding: 10px 16px; border-radius: 4px; }
.hero { min-height: 72vh; background: linear-gradient(rgba(7,36,71,.87), rgba(7,36,71,.87)), url('assets/after.jpeg') center/cover; color: white; display: flex; align-items: center; padding: 80px 6%; }
.hero-content { max-width: 760px; }
.eyebrow, .section-label { color: var(--green); font-weight: 800; letter-spacing: 1px; text-transform: uppercase; }
h1 { font-size: clamp(42px, 7vw, 78px); line-height: 1; margin: 12px 0; }
h2 { font-size: clamp(30px, 4vw, 48px); line-height: 1.1; margin: 10px 0 20px; }
h3 { margin-top: 0; }
.hero p { font-size: 20px; max-width: 680px; }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.btn, button { padding: 15px 22px; border-radius: 5px; font-weight: 800; border: 0; cursor: pointer; }
.primary, button { background: var(--green); color: var(--navy); }
.secondary { border: 2px solid white; color: white; }
.section { padding: 80px 6%; }
.services, .contact { background: var(--light); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 30px; }
.card, .why-box, form, .contact-info { background: white; padding: 28px; border-radius: 10px; box-shadow: 0 8px 25px rgba(0,0,0,.08); }
.card { border-top: 5px solid var(--green); }
.gallery-text { max-width: 700px; }
.gallery-project { margin-top: 48px; }
.gallery-project:first-of-type { margin-top: 32px; }
.project-label { font-size: 18px; color: var(--navy); margin: 0 0 14px; font-weight: 800; text-transform: uppercase; letter-spacing: .5px; }
.before-after { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.before-after div { position: relative; overflow: hidden; border-radius: 10px; box-shadow: 0 8px 25px rgba(0,0,0,.12); }
.before-after img { width: 100%; height: 390px; object-fit: cover; display: block; }
.before-after span { position: absolute; top: 14px; left: 14px; background: var(--green); color: var(--navy); padding: 8px 13px; font-weight: 900; border-radius: 4px; z-index: 2; }
.about { display: grid; grid-template-columns: 1.2fr .8fr; gap: 36px; align-items: center; background: var(--navy); color: white; }
ul { padding-left: 20px; }
.why-box { color: var(--dark); }
.contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 24px; margin-top: 28px; }
form { display: grid; gap: 14px; }
input, textarea { width: 100%; padding: 14px; border: 1px solid #cfd7dd; border-radius: 5px; font-size: 16px; }
textarea { min-height: 130px; }
footer { background: var(--dark); color: white; text-align: center; padding: 26px; }
@media (max-width: 820px) {
  .site-header { flex-direction: column; gap: 15px; }
  nav { flex-wrap: wrap; justify-content: center; gap: 14px; }
  .cards, .before-after, .about, .contact-grid { grid-template-columns: 1fr; }
  .before-after img { height: auto; }
}