/* ==========================================================================
   Burnett Consulting — site styles
   A single, hand-written stylesheet. Brand: navy #1E3E72, maroon #73020C.
   Organised as: tokens → base → layout → header → footer → components → pages.
   ========================================================================== */

/* --- Design tokens -------------------------------------------------------- */
:root {
  --navy: #1E3E72;
  --navy-dark: #16305a;
  --maroon: #73020C;
  --ink: #1c2230;
  --muted: #5a6473;
  --line: #e4e7ec;
  --bg: #ffffff;
  --bg-alt: #f5f7fa;
  --bg-navy: #1E3E72;

  --container: 1140px;
  --radius: 10px;
  --shadow: 0 10px 30px rgba(30, 62, 114, 0.10);

  --font: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --step-hero: clamp(2.2rem, 5vw, 3.6rem);
  --step-h1: clamp(1.9rem, 4vw, 2.8rem);
  --step-h2: clamp(1.4rem, 2.6vw, 1.9rem);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--navy); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { color: var(--navy); line-height: 1.15; margin: 0 0 0.5em; }
h1 { font-size: var(--step-h1); }
h2 { font-size: var(--step-h2); }
p { margin: 0 0 1rem; }

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--navy); color: #fff; padding: 0.6rem 1rem; z-index: 100;
}
.skip-link:focus { left: 0; }

/* --- Layout helpers ------------------------------------------------------- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 1.25rem; }
.section { padding: clamp(3rem, 7vw, 5.5rem) 0; }
.section--alt { background: var(--bg-alt); }
.section--navy { background: var(--bg-navy); color: #fff; }
.section--navy h1, .section--navy h2 { color: #fff; }
.narrow { max-width: 760px; }
.lead { font-size: 1.15rem; color: var(--muted); }

/* --- Header / navigation -------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(180%) blur(6px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 72px; }
.logo img { height: 40px; width: auto; }

.site-nav { display: flex; align-items: center; gap: 1.75rem; }
.site-nav a {
  color: var(--ink); font-weight: 500; font-size: 0.98rem;
  padding: 0.25rem 0; border-bottom: 2px solid transparent;
}
.site-nav a:hover { text-decoration: none; color: var(--navy); }
.site-nav a[aria-current="page"] { color: var(--navy); border-bottom-color: var(--navy); }
.site-nav .nav-cta {
  background: var(--navy); color: #fff; padding: 0.55rem 1.1rem;
  border-radius: 999px; border-bottom: none;
}
.site-nav .nav-cta:hover { background: var(--navy-dark); }

.nav-toggle {
  display: none; background: none; border: 0; cursor: pointer; padding: 0.5rem;
}
.nav-toggle span {
  display: block; width: 24px; height: 2px; background: var(--navy); margin: 5px 0;
  transition: transform 0.25s, opacity 0.25s;
}

/* --- Buttons -------------------------------------------------------------- */
.btn {
  display: inline-block; font: inherit; font-weight: 600; cursor: pointer;
  padding: 0.75rem 1.5rem; border-radius: 999px; border: 2px solid transparent;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.btn:hover { text-decoration: none; }
.btn--primary { background: var(--navy); color: #fff; }
.btn--primary:hover { background: var(--navy-dark); }
.btn--outline { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn--outline:hover { background: var(--navy); color: #fff; }
.btn--light { background: #fff; color: var(--navy); }
.btn--light:hover { background: #eef2f8; }
.btn-row { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1.5rem; }

/* --- Hero ----------------------------------------------------------------- */
.hero { padding: clamp(3rem, 7vw, 6rem) 0; }
/* The hero's bottom padding already separates it from what follows — drop the
   next section's top padding so the two gaps don't stack into a large gutter. */
.hero + .section { padding-top: 0; }
.hero-grid {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.hero h1 { font-size: var(--step-hero); }
.hero-media img { border-radius: var(--radius); box-shadow: var(--shadow); }

.eyebrow {
  display: inline-block; text-transform: uppercase; letter-spacing: 0.12em;
  font-size: 0.8rem; font-weight: 700; color: var(--maroon); margin-bottom: 1rem;
}
.trust-line {
  margin-top: 1.5rem; font-size: 0.9rem; color: var(--muted);
  display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; align-items: center;
}
.trust-line span { display: inline-flex; align-items: center; gap: 0.4rem; }
.trust-line strong { color: var(--navy); }

/* --- Section headings ----------------------------------------------------- */
.section-head { max-width: 640px; margin: 0 auto 2.5rem; text-align: center; }
.section-head .eyebrow { color: var(--maroon); }
.section-head p { color: var(--muted); font-size: 1.1rem; margin: 0; }

/* --- Expertise band ------------------------------------------------------- */
.expertise-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1rem;
}
.expertise-item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.25rem 1rem; text-align: center; font-weight: 600; color: var(--navy);
  font-size: 0.95rem; line-height: 1.35;
}
.expertise-item .num {
  display: block; font-size: 0.8rem; color: var(--maroon); font-weight: 700;
  margin-bottom: 0.5rem; letter-spacing: 0.08em;
}

/* --- Services preview (reuses .service-grid / .service-card) --------------- */
.card-link { display: inline-block; margin-top: 0.75rem; font-weight: 600; }
.card-link::after { content: " →"; }

/* --- Footer --------------------------------------------------------------- */
.site-footer { background: var(--navy); color: #cdd6e6; }
.footer-inner {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 2rem;
  padding: 3rem 0 2rem;
}
.site-footer h3 { color: #fff; font-size: 1.15rem; margin-bottom: 0.75rem; }
.footer-nav { display: flex; flex-direction: column; gap: 0.4rem; }
.site-footer a { color: #cdd6e6; }
.site-footer a:hover { color: #fff; }
.footer-contact a { display: block; margin-bottom: 0.4rem; }
.footer-legal {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding: 1.25rem 0; font-size: 0.85rem; color: #9fb0cc; text-align: center;
  letter-spacing: 0.03em;
}

/* --- Components: cards, quotes, lists ------------------------------------- */
.quote {
  border-left: 4px solid var(--maroon); margin: 0; padding: 0.25rem 0 0.25rem 1.5rem;
  font-size: clamp(1.2rem, 2.4vw, 1.6rem); font-style: italic; color: var(--navy);
}
.quote cite { display: block; margin-top: 1rem; font-size: 1rem; font-style: normal; color: var(--muted); }

.check-list { list-style: none; margin: 1.5rem 0 0; padding: 0; display: grid; gap: 0.9rem; }
.check-list--2col { grid-template-columns: 1fr 1fr; gap: 0.9rem 2rem; }
.check-list li { position: relative; padding-left: 2rem; }
.check-list li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  color: var(--maroon); font-weight: 700;
}

.service-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.service-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow); display: flex; flex-direction: column;
}
.service-card img { aspect-ratio: 16 / 10; object-fit: cover; }
.service-card .card-body { padding: 1.75rem; }

.about-grid { display: grid; grid-template-columns: 320px 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.about-media img { border-radius: var(--radius); box-shadow: var(--shadow); }
.credentials { color: var(--muted); font-weight: 600; }

.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; max-width: 620px; margin: 2rem auto 0; }
.contact-card {
  display: block; text-align: center; padding: 2rem 1.5rem;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); color: var(--navy);
}
.contact-card:hover { text-decoration: none; border-color: var(--navy); transform: translateY(-2px); }
.contact-card { transition: transform 0.15s, border-color 0.15s; }
.contact-card .label { display: block; color: var(--muted); font-size: 0.9rem; margin-bottom: 0.4rem; }
.contact-card .value { font-size: 1.25rem; font-weight: 700; }

/* --- Responsive ----------------------------------------------------------- */
@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .site-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid var(--line);
    padding: 0.5rem 1.25rem 1rem;
    display: none;
  }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 0.75rem 0; border-bottom: 1px solid var(--line); }
  .site-nav .nav-cta { text-align: center; margin-top: 0.75rem; }

  .hero-grid, .about-grid { grid-template-columns: 1fr; }
  .hero-media { order: -1; }
  .service-grid, .contact-grid { grid-template-columns: 1fr; }
  .about-media { max-width: 320px; margin: 0 auto; }
  .footer-inner { grid-template-columns: 1fr; gap: 1.5rem; }
  .check-list--2col { grid-template-columns: 1fr; }
}