/* ============================================================
   TEER INTERNATIONAL — main stylesheet (v3: brand colors + Flint-style layout)
   ============================================================ */
:root {
  --navy: #081655;
  --navy-deep: #050D38;
  --orange: #FF914C;
  --orange-deep: #E8762E;
  --ink: #1A1D24;
  --slate: #565D6B;
  --bg: #FFFFFF;
  --bg-alt: #F5F6F8;
  --line: #E4E6EA;

  --sans: 'Inter', -apple-system, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--navy); text-decoration: none; }
a:hover { color: var(--orange-deep); }
a:focus-visible, button:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; }

h1, h2, h3, h4 {
  font-family: var(--sans);
  color: var(--navy);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 0.5em 0;
}
h1 { font-size: clamp(2.2rem, 4.4vw, 3.2rem); line-height: 1.12; }
h2 { font-size: clamp(1.55rem, 2.8vw, 2rem); line-height: 1.22; }
h3 { font-size: 1.2rem; letter-spacing: -0.01em; }

p { margin: 0 0 1.1em 0; color: var(--slate); }

.eyebrow {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--orange-deep);
}

.container-narrow { max-width: 860px; margin: 0 auto; padding: 0 1.5rem; }
.container-wide { max-width: 1180px; margin: 0 auto; padding: 0 1.5rem; }

/* ============================================================
   Header / Nav
   ============================================================ */
#site-header {
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
}
.nav-wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0.9rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand-logo { height: 80px; width: auto; display: block; }

nav.primary-nav ul {
  list-style: none;
  display: flex;
  gap: 2.4rem;
  margin: 0;
  padding: 0;
}
nav.primary-nav a {
  font-size: 0.93rem;
  font-weight: 600;
  color: var(--navy);
}
nav.primary-nav a.active, nav.primary-nav a:hover { color: var(--orange-deep); }

@media (max-width: 720px) {
  nav.primary-nav ul { gap: 1.1rem; flex-wrap: wrap; justify-content: flex-end; }
}

/* ============================================================
   Hero
   ============================================================ */
.hero { background: var(--bg); padding: 5rem 0 4rem 0; }
.hero p.lede { font-size: 1.16rem; max-width: 620px; margin-top: 1.1rem; }
.hero-actions { margin-top: 2rem; display: flex; gap: 1rem; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 0.8rem 1.7rem;
  font-size: 0.92rem;
  font-weight: 700;
  border-radius: 3px;
  border: 1px solid transparent;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.btn-primary { background: var(--orange); color: var(--navy-deep); }
.btn-primary:hover { background: var(--orange-deep); color: #FFFFFF; }
.btn-outline { color: var(--navy); border-color: var(--line); }
.btn-outline:hover { border-color: var(--navy); }

/* ============================================================
   Sections
   ============================================================ */
section.block { padding: 4.5rem 0; }
section.block.on-alt { background: var(--bg-alt); }
section.block.on-navy { background: var(--navy); color: #E7E9F0; }
section.block.on-navy h2 { color: #FFFFFF; }
section.block.on-navy p { color: #B7BEDB; }
section.block.on-navy .eyebrow { color: var(--orange); }

.section-head { max-width: 640px; margin-bottom: 2.4rem; }

/* ============================================================
   Services — vertical alternating list (Flint-style)
   ============================================================ */
.service-row {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 2.4rem;
  align-items: start;
  padding: 2.6rem 0;
  border-top: 1px solid var(--line);
}
.service-row:last-child { border-bottom: 1px solid var(--line); }

.service-mark {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 8px;
  background: var(--bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
}
.service-mark svg { width: 46%; height: 46%; }

.service-row h3 { margin-bottom: 0.5rem; }
.service-row p { font-size: 0.98rem; max-width: 620px; }
.service-row .learn { font-weight: 700; font-size: 0.9rem; }
.service-row .learn:after { content: " →"; }

@media (max-width: 640px) {
  .service-row { grid-template-columns: 1fr; }
  .service-mark { max-width: 110px; }
}

/* ============================================================
   Approach / stat row
   ============================================================ */
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: 2rem; }
.stat-item { border-left: 2px solid var(--orange); padding-left: 1.2rem; }
.stat-item h3 { font-size: 1.02rem; color: #FFFFFF; }
.stat-item p { font-size: 0.94rem; }
@media (max-width: 780px) { .stat-row { grid-template-columns: 1fr; } }

/* ============================================================
   Contact
   ============================================================ */
.contact-card { background: var(--bg-alt); border: 1px solid var(--line); padding: 2.6rem; border-radius: 8px; }
.contact-card .label {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate);
  display: block;
  margin-bottom: 0.3rem;
  font-weight: 700;
}
.contact-line { margin-bottom: 1.5rem; }
.contact-line:last-child { margin-bottom: 0; }

/* ============================================================
   Footer
   ============================================================ */
#site-footer { background: var(--bg-alt); border-top: 1px solid var(--line); padding: 3rem 0 2rem 0; font-size: 0.88rem; color: var(--slate); }
#site-footer a { color: var(--slate); }
#site-footer a:hover { color: var(--orange-deep); }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 2rem; margin-bottom: 2rem; }
.footer-logo { height: 40px; width: auto; margin-bottom: 0.8rem; }
.footer-tagline { max-width: 320px; font-size: 0.92rem; }
.footer-cols { display: flex; gap: 3.5rem; flex-wrap: wrap; }
.footer-col h4 { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--navy); margin-bottom: 0.9rem; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 0.55rem; }
.footer-bottom { border-top: 1px solid var(--line); padding-top: 1.4rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.8rem; }