/* Clark Buffam — personal site. Navy/white, system fonts, no tracking. */
:root {
  --navy: #0b1f3a;
  --navy-mid: #16355c;
  --navy-light: #1e4a7a;
  --accent: #2a6fad;
  --ink: #1a1a1a;
  --muted: #5a6570;
  --line: #d6dde5;
  --bg: #ffffff;
  --bg-soft: #f4f7fa;
  --max: 720px;
  --wide: 960px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover, a:focus { text-decoration: underline; }

.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 1rem;
  top: 1rem;
  z-index: 100;
  background: var(--navy);
  color: #fff;
  padding: 0.5rem 1rem;
}

.site-header {
  background: var(--navy);
  color: #fff;
  border-bottom: 3px solid var(--accent);
}

.header-inner {
  max-width: var(--wide);
  margin: 0 auto;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand {
  color: #fff;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  text-decoration: none;
}
.brand:hover { text-decoration: none; color: #fff; opacity: 0.9; }

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav a {
  color: #dce6f2;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
}
.nav a:hover,
.nav a[aria-current="page"] {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 4px;
}

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.5rem 1.25rem 3.5rem;
}

main.wide { max-width: var(--wide); }

h1 {
  font-size: clamp(1.85rem, 4vw, 2.4rem);
  line-height: 1.2;
  color: var(--navy);
  margin: 0 0 0.5rem;
  font-weight: 700;
}

h2 {
  font-size: 1.25rem;
  color: var(--navy);
  margin: 2rem 0 0.75rem;
  font-weight: 650;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.35rem;
}

h3 {
  font-size: 1.05rem;
  color: var(--navy-mid);
  margin: 1.5rem 0 0.4rem;
}

.lead {
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0 0 1.5rem;
}

.hero {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 1.75rem;
  align-items: center;
  margin-bottom: 1.5rem;
}

@media (max-width: 560px) {
  .hero {
    grid-template-columns: 1fr;
    justify-items: start;
  }
}

.headshot {
  width: 160px;
  height: 160px;
  object-fit: cover;
  border-radius: 8px;
  border: 2px solid var(--line);
  background: var(--bg-soft);
}

.headshot.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
  padding: 1rem;
}

.title-line {
  font-size: 1.05rem;
  color: var(--navy-mid);
  font-weight: 600;
  margin: 0 0 0.5rem;
}

.bio {
  margin: 1rem 0 0;
}

.roles {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
}
.roles li {
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line);
}
.roles li:last-child { border-bottom: none; }

.company-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.company-list li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}
.company-list li:last-child { border-bottom: none; }
.company-list strong {
  color: var(--navy);
  display: block;
  margin-bottom: 0.2rem;
}

.card {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.25rem 1.4rem;
  margin: 1rem 0;
}

.contact-email {
  font-size: 1.2rem;
  font-weight: 600;
}

.site-footer {
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}
.footer-inner {
  max-width: var(--wide);
  margin: 0 auto;
  padding: 1.5rem 1.25rem 2rem;
}
.footer-inner a { color: var(--navy-mid); }

.note {
  font-size: 0.9rem;
  color: var(--muted);
}

.error-page {
  text-align: center;
  padding: 4rem 1.25rem;
}
.error-page h1 { font-size: 3rem; }

/* Services / projects */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}
.service-grid .card { margin: 0; }
.service-grid h3 { margin-top: 0; }
.service-grid p { margin: 0; font-size: 0.97rem; }
.project {
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}
.project:last-of-type { border-bottom: none; }
.project h3 { margin: 0 0 0.2rem; color: var(--navy); }
.project p { margin: 0.25rem 0; }
.meta { font-size: 0.9rem; color: var(--muted); }
.cta { margin: 1.75rem 0; }
.cta p { margin: 0.35rem 0; }
.button {
  display: inline-block;
  background: var(--navy);
  color: #fff;
  padding: 0.55rem 1.1rem;
  border-radius: 6px;
  font-weight: 600;
  margin: 0.25rem 0.5rem 0.25rem 0;
}
.button:hover, .button:focus { background: var(--navy-light); text-decoration: none; color: #fff; }
.button.secondary { background: transparent; color: var(--navy); border: 1px solid var(--navy); }
.button.secondary:hover { background: var(--bg-soft); color: var(--navy); }

/* Projects page: era jump list and intros */
.era-nav ul { list-style: none; padding: 0; margin: 0 0 1.5rem; display: flex; flex-wrap: wrap; gap: 0.35rem 1.25rem; font-size: 0.95rem; }
.era-intro { color: var(--muted); margin: 0 0 0.5rem; }
h2 .meta { font-weight: 400; font-size: 0.9rem; }
.project ul { margin: 0.25rem 0 0.75rem; padding-left: 1.25rem; }
.project li { margin: 0.15rem 0; }
ul.highlights { margin: 0.5rem 0 1.25rem; padding-left: 1.25rem; }
ul.highlights li { margin: 0.35rem 0; }

/* v2 home: credibility strip */
.cred-strip { list-style: none; padding: 0; margin: 1.5rem 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 0.75rem; }
.cred-strip li { border-left: 3px solid var(--navy); padding: 0.4rem 0.8rem; background: var(--bg-soft); }
.cred-strip strong { display: block; color: var(--navy); font-size: 1.05rem; }
.cred-strip span { font-size: 0.9rem; color: var(--muted); }

/* Services: engagement steps */
.steps { margin: 0.5rem 0 1.5rem; padding-left: 1.4rem; }
.steps li { margin: 0.5rem 0; }
.service-grid .card p.meta { margin-top: 0.6rem; font-size: 0.88rem; }

/* Services: trade setup groups */
.trade-grid .card ul { margin: 0; padding-left: 1.1rem; }
.trade-grid .card li { margin: 0.35rem 0; font-size: 0.95rem; }

/* Offshore Compliance page */
.ocs-who { list-style: none; padding: 0; margin: 0.5rem 0 1.25rem; display: flex; flex-wrap: wrap; gap: 0.4rem 0.6rem; }
.ocs-who li { background: var(--bg-soft); border: 1px solid var(--line); border-radius: 999px; padding: 0.2rem 0.75rem; font-size: 0.92rem; }
.ocs-grid .card p.meta:first-child { margin: 0 0 0.2rem; text-transform: uppercase; letter-spacing: 0.04em; font-size: 0.78rem; }
.ocs-grid .card p.meta:last-child { margin-top: 0.6rem; font-size: 0.88rem; }