/* ===========================================================
   Eight Peaks Engineering PLLC — site stylesheet
   =========================================================== */

:root {
  --navy: #0e3358;
  --navy-dark: #0a2540;
  --slate: #5b6b78;
  --slate-light: #8a97a1;
  --bg: #ffffff;
  --bg-alt: #f4f6f8;
  --border: #e2e6ea;
  --text: #1c2b3a;
  --text-muted: #566573;
  --white: #ffffff;
  --radius: 8px;
  --shadow: 0 4px 20px rgba(14, 51, 88, 0.08);
  --max-width: 1140px;
  --font-head: 'Montserrat', 'Segoe UI', Arial, sans-serif;
  --font-body: 'Inter', 'Segoe UI', Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

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

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  color: var(--navy-dark);
  line-height: 1.2;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2rem, 4vw, 2.9rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 600; }

p { margin: 0 0 1em; color: var(--text-muted); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 0.75em;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 28px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-primary {
  background: var(--navy);
  color: var(--white);
}
.btn-primary:hover { background: var(--navy-dark); transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  border-color: rgba(255,255,255,0.55);
  color: var(--white);
}
.btn-outline:hover { background: rgba(255,255,255,0.12); }

.btn-outline-dark {
  background: transparent;
  border-color: var(--navy);
  color: var(--navy);
}
.btn-outline-dark:hover { background: var(--navy); color: var(--white); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  padding-bottom: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand img { height: 42px; width: auto; }
.brand-text {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--navy-dark);
  line-height: 1.15;
}
.brand-text small {
  display: block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  color: var(--slate);
  text-transform: uppercase;
}

nav.main-nav ul {
  list-style: none;
  display: flex;
  gap: 32px;
  margin: 0;
  padding: 0;
}
nav.main-nav a {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text);
  padding: 8px 2px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.15s ease, color 0.15s ease;
}
nav.main-nav a:hover,
nav.main-nav a.active {
  color: var(--navy);
  border-bottom-color: var(--navy);
}

.nav-right { display: flex; align-items: center; gap: 20px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--navy-dark);
  display: block;
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(160deg, var(--navy-dark) 0%, var(--navy) 55%, #1a4a75 100%);
  color: var(--white);
  padding: 100px 0 110px;
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 82% 20%, rgba(255,255,255,0.08), transparent 45%);
  pointer-events: none;
}
.hero .container { position: relative; }
.hero-inner { max-width: 640px; }
.hero .eyebrow { color: #a9c2da; }
.hero h1 { color: var(--white); margin-bottom: 0.4em; }
.hero p.lead {
  color: #cfdcea;
  font-size: 1.1rem;
  max-width: 540px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.page-hero {
  background: linear-gradient(160deg, var(--navy-dark) 0%, var(--navy) 100%);
  color: var(--white);
  padding: 72px 0 64px;
  text-align: center;
}
.page-hero h1 { color: var(--white); margin-bottom: 0.3em; }
.page-hero p { color: #cfdcea; max-width: 560px; margin: 0 auto; }

/* ---------- Sections ---------- */
section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { max-width: 620px; margin: 0 auto 3rem; text-align: center; }
.section-head p { margin: 0; }

/* ---------- Service / value cards ---------- */
.grid {
  display: grid;
  gap: 28px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
}
.card .icon {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: var(--bg-alt);
  color: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.card .icon svg { width: 24px; height: 24px; }
.card h3 { margin-bottom: 0.4em; }
.card p { margin: 0; font-size: 0.95rem; }

/* ---------- About / split layout ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.stat-row {
  display: flex;
  gap: 40px;
  margin-top: 2rem;
  flex-wrap: wrap;
}
.stat-row .stat-label {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text);
}

.values-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}
.values-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.values-list .dot {
  flex: none;
  width: 10px;
  height: 10px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--navy);
}
.values-list strong {
  font-family: var(--font-head);
  color: var(--navy-dark);
  display: block;
  margin-bottom: 2px;
}

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--navy);
  color: var(--white);
  text-align: center;
  padding: 64px 0;
}
.cta-band h2 { color: var(--white); }
.cta-band p { color: #cfdcea; max-width: 520px; margin: 0 auto 1.6rem; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 48px;
  align-items: start;
}
.contact-info .card { margin-bottom: 20px; }
.contact-info .icon { margin-bottom: 12px; }

form.contact-form {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}
.form-row { margin-bottom: 20px; }
.form-row label {
  display: block;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 6px;
  color: var(--text);
}
.form-row input,
.form-row textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--bg-alt);
  transition: border-color 0.15s ease, background 0.15s ease;
}
.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--navy);
  background: var(--white);
}
.form-note {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 10px;
}
.form-status {
  margin-top: 14px;
  font-size: 0.9rem;
  font-weight: 600;
  display: none;
}
.form-status.success { color: #1a7d3d; display: block; }
.form-status.error { color: #b3261e; display: block; }

/* ---------- Footer ---------- */
footer.site-footer {
  background: var(--navy-dark);
  color: #b9c8d6;
  padding: 44px 0 28px;
  margin-top: 0;
}
footer .footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
footer .brand-text { color: var(--white); }
footer .brand-text small { color: #93a6b8; }
footer nav ul {
  list-style: none;
  display: flex;
  gap: 26px;
  margin: 0;
  padding: 0;
}
footer nav a { font-size: 0.9rem; color: #cfdcea; }
footer nav a:hover { color: var(--white); }
.footer-bottom {
  padding-top: 20px;
  font-size: 0.82rem;
  color: #7f92a3;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .split, .contact-grid { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  nav.main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    display: none;
    padding: 8px 0;
  }
  nav.main-nav.open { display: block; }
  nav.main-nav ul { flex-direction: column; gap: 0; }
  nav.main-nav a { display: block; padding: 14px 24px; border-bottom: none; }
  .nav-toggle { display: flex; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .hero { padding: 64px 0 72px; }
  section { padding: 56px 0; }
  .stat-row { gap: 24px; }
  footer .footer-inner { flex-direction: column; align-items: flex-start; }
}