:root {
  --green: #5e8a75;
  --green-dark: #2f6f5b;
  --green-tint: #eef4f1;
  --navy: #2b475c;
  --navy-dark: #1d3240;
  --ink: #1a2332;
  --muted: #5b6772;
  --line: #d6d8da;
  --paper: #ffffff;
  --paper-2: #f6f7f8;
  --max: 1120px;
  --head: "Roboto Condensed", "Arial Narrow", Arial, sans-serif;
  --body: "Source Sans 3", "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--green-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 {
  font-family: var(--head);
  color: var(--navy);
  line-height: 1.15;
  margin: 0 0 .5em;
  letter-spacing: .01em;
}
h1 { font-size: clamp(2rem, 4.5vw, 3.1rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 700; }
p { margin: 0 0 1em; }
.wrap { width: min(var(--max), 100% - 32px); margin-inline: auto; }
.eyebrow {
  font-family: var(--head);
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: .8rem;
  color: var(--green-dark);
  font-weight: 700;
  margin-bottom: .6rem;
}
.lead { font-size: 1.15rem; color: var(--muted); max-width: 60ch; }
.btn {
  display: inline-block;
  font-family: var(--head);
  font-weight: 700;
  letter-spacing: .04em;
  padding: .75rem 1.3rem;
  border-radius: 4px;
  border: 2px solid var(--navy);
  color: var(--navy);
  background: transparent;
  text-decoration: none;
}
.btn:hover { background: var(--navy); color: #fff; text-decoration: none; }
.btn.primary { background: var(--navy); color: #fff; }
.btn.primary:hover { background: var(--navy-dark); border-color: var(--navy-dark); }

/* header */
.top {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 68px; }
.brand { display: flex; align-items: center; gap: .7rem; text-decoration: none; }
.brand img { width: 40px; height: 40px; }
.brand span { font-family: var(--head); font-weight: 700; font-size: 1.35rem; color: var(--navy); letter-spacing: .01em; }
nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 1.4rem; }
nav a { font-family: var(--head); font-weight: 700; color: var(--navy); font-size: 1rem; letter-spacing: .03em; }
nav a:hover { color: var(--green-dark); text-decoration: none; }
@media (max-width: 720px) { nav ul { display: none; } }

/* hero */
.hero { background: linear-gradient(180deg, var(--green-tint), #fff 70%); padding: 4.5rem 0 3.5rem; }
.hero .wrap { display: grid; grid-template-columns: 1.3fr 1fr; gap: 3rem; align-items: center; }
.hero h1 { color: var(--navy); }
.hero .lead { margin-bottom: 1.6rem; }
.hero .cta { display: flex; gap: .8rem; flex-wrap: wrap; }
.hero .art { display: flex; justify-content: center; }
.hero .art img { width: min(300px, 70%); }
.hero .states { margin-top: 1.4rem; display: flex; gap: .6rem; flex-wrap: wrap; }
.pill {
  font-family: var(--head); font-weight: 700; font-size: .85rem; letter-spacing: .06em;
  padding: .3rem .7rem; border-radius: 999px;
  background: #fff; border: 1px solid var(--green); color: var(--green-dark);
}
@media (max-width: 820px) {
  .hero { padding: 3rem 0 2.5rem; }
  .hero .wrap { grid-template-columns: 1fr; gap: 1.5rem; }
  .hero .art { order: -1; }
  .hero .art img { width: 150px; }
}

/* sections */
section { padding: 4rem 0; }
section.alt { background: var(--paper-2); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.4rem; }
@media (max-width: 900px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }
.card {
  background: #fff; border: 1px solid var(--line); border-top: 4px solid var(--green);
  border-radius: 6px; padding: 1.4rem 1.4rem 1.1rem;
}
.card h3 { margin-bottom: .5rem; }
.card ul { margin: 0; padding-left: 1.1rem; color: var(--muted); }
.card li { margin: .2rem 0; }

/* who section */
.who .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
@media (max-width: 820px) { .who .wrap { grid-template-columns: 1fr; } }
.who ol { padding-left: 1.2rem; }
.who li { margin: .5rem 0; }
.who li strong { color: var(--navy); }

/* projects */
.proj { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem 2rem; }
@media (max-width: 720px) { .proj { grid-template-columns: 1fr; } }
.proj article { border-left: 3px solid var(--green); padding: .2rem 0 .2rem 1rem; }
.proj h3 { font-size: 1.1rem; margin-bottom: .15rem; }
.proj .where { font-family: var(--head); color: var(--green-dark); font-size: .85rem; letter-spacing: .06em; text-transform: uppercase; font-weight: 700; }
.proj p { color: var(--muted); margin: .3rem 0 0; font-size: .98rem; }

/* AHJ chips */
.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1rem; }
.chips span {
  font-size: .9rem; padding: .3rem .7rem; border-radius: 4px;
  background: #fff; border: 1px solid var(--line); color: var(--ink);
}

/* credentials */
.cred table { width: 100%; border-collapse: collapse; font-size: .98rem; }
.cred th, .cred td { text-align: left; padding: .55rem .4rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.cred th { font-family: var(--head); color: var(--navy); width: 34%; font-weight: 700; }
.badge {
  display: inline-block; margin-top: 1rem;
  font-family: var(--head); font-weight: 700; letter-spacing: .04em;
  background: var(--navy); color: #fff; padding: .55rem .9rem; border-radius: 4px;
}

/* about */
.about .wrap { display: grid; grid-template-columns: 1fr 1.4fr; gap: 3rem; align-items: start; }
@media (max-width: 820px) { .about .wrap { grid-template-columns: 1fr; gap: 1.5rem; } }
.about .name { font-family: var(--head); font-size: 1.5rem; font-weight: 700; color: var(--navy); margin: 0; }
.about .role { color: var(--green-dark); font-family: var(--head); letter-spacing: .06em; text-transform: uppercase; font-size: .85rem; font-weight: 700; }

/* contact */
.contact { background: var(--navy); color: #fff; }
.contact h2, .contact h3 { color: #fff; }
.contact a { color: #fff; }
.contact .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
@media (max-width: 820px) { .contact .wrap { grid-template-columns: 1fr; } }
.contact .big { font-family: var(--head); font-size: 1.6rem; font-weight: 700; margin: .3rem 0; display: block; }
.contact .lead { color: #d8e1e8; }
.contact .btn { border-color: #fff; color: #fff; }
.contact .btn:hover { background: #fff; color: var(--navy); }

footer { padding: 1.6rem 0; font-size: .9rem; color: var(--muted); border-top: 1px solid var(--line); }
footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: .6rem; }
footer em { color: var(--navy); font-style: italic; }