/* ============================================================
   Gardow Engineering – Shared Stylesheet
   ============================================================ */

:root {
  --bg:         #ffffff;
  --dark:       #0f172a;
  --mid:        #1e293b;
  --blue:       #1d4ed8;
  --blue-hover: #1e40af;
  --blue-light: #eff6ff;
  --blue-mid:   #dbeafe;
  --gray:       #f8fafc;
  --border:     #e2e8f0;
  --text:       #0f172a;
  --muted:      #64748b;
  --font:       'Segoe UI', system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html  { scroll-behavior: smooth; font-size: 16px; }
body  { background: var(--bg); color: var(--text); font-family: var(--font); line-height: 1.6; }
img   { max-width: 100%; display: block; }
a     { color: var(--blue); }

/* ── TOPBAR ──────────────────────────────────────────── */
.topbar {
  background: var(--dark); color: #94a3b8; font-size: 0.8rem;
  padding: 0.5rem 2.5rem; display: flex; justify-content: space-between;
  flex-wrap: wrap; gap: 0.25rem;
}
.topbar a { color: #94a3b8; text-decoration: none; transition: color .2s; }
.topbar a:hover { color: var(--blue-mid); }

/* ── NAVIGATION ──────────────────────────────────────── */
.site-nav {
  position: sticky; top: 0; z-index: 100;
  background: var(--bg); border-bottom: 3px solid var(--dark);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 2.5rem; height: 70px;
}
.nav-logo {
  font-size: 1.4rem; font-weight: 900; letter-spacing: -1px;
  text-transform: uppercase; color: var(--dark); text-decoration: none;
  white-space: nowrap;
}
.nav-logo span { color: var(--blue); }
.nav-links { display: flex; gap: 0; list-style: none; }
.nav-links a {
  color: var(--text); text-decoration: none; font-size: 0.82rem; font-weight: 600;
  padding: 0.6rem 0.9rem; border-right: 1px solid var(--border);
  text-transform: uppercase; letter-spacing: 0.4px;
  transition: background .15s, color .15s; white-space: nowrap;
}
.nav-links li:first-child a { border-left: 1px solid var(--border); }
.nav-links a:hover,
.nav-links a.active { background: var(--dark); color: white; }
.nav-cta {
  background: var(--blue); color: white; padding: 0.65rem 1.4rem;
  text-decoration: none; font-weight: 700; font-size: 0.82rem;
  text-transform: uppercase; letter-spacing: 0.4px;
  transition: background .2s; white-space: nowrap;
}
.nav-cta:hover { background: var(--blue-hover); }
.nav-burger { display: none; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.nav-burger span { display: block; width: 22px; height: 2px; background: var(--text); margin: 5px 0; transition: all .3s; }

/* ── BREADCRUMB ──────────────────────────────────────── */
.breadcrumb {
  background: var(--gray); border-bottom: 1px solid var(--border);
  padding: 0.65rem 2.5rem; font-size: 0.8rem; color: var(--muted);
}
.breadcrumb a { color: var(--blue); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

/* ── BUTTONS ─────────────────────────────────────────── */
.btn { display: inline-block; font-weight: 700; text-decoration: none; cursor: pointer; border: none; font-family: var(--font); transition: background .2s, transform .15s; }
.btn-primary { background: var(--blue); color: white; padding: 0.9rem 2rem; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.4px; }
.btn-primary:hover { background: var(--blue-hover); }
.btn-secondary { background: transparent; color: var(--blue); border: 2px solid var(--blue); padding: 0.85rem 2rem; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.4px; }
.btn-secondary:hover { background: var(--blue-light); }
.btn-dark { background: var(--dark); color: white; padding: 0.9rem 2rem; font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.4px; }
.btn-dark:hover { background: var(--mid); }
.btn-ghost { border: 1px solid #334155; color: white; padding: 0.9rem 2rem; font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.4px; background: transparent; }
.btn-ghost:hover { border-color: var(--blue-mid); color: var(--blue-mid); }

/* ── SECTION HELPERS ─────────────────────────────────── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2.5rem; }
.sec { padding: 5rem 2.5rem; }
.sec--gray { background: var(--gray); }
.sec--dark { background: var(--dark); }
.sec--mid  { background: var(--mid); }
.sec--blue { background: var(--blue); }

.sec-eyebrow { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; color: var(--blue); margin-bottom: 0.5rem; }
.sec-eyebrow--light { color: var(--blue-mid); }
.sec-num  { font-size: 5rem; font-weight: 900; color: var(--border); line-height: 1; display: inline-block; margin-right: 0.75rem; vertical-align: bottom; }
.sec-num--dark { color: var(--mid); }
.sec-title { display: inline-block; vertical-align: bottom; }
.sec-title h2 { font-size: 2.2rem; font-weight: 900; text-transform: uppercase; letter-spacing: -1px; line-height: 1.05; }
.sec-title p  { color: var(--muted); margin-top: 0.3rem; font-size: 0.95rem; }
.sec-title--light h2 { color: white; }
.sec-title--light p  { color: #94a3b8; }

/* ── TICKER ──────────────────────────────────────────── */
.ticker { background: var(--blue); padding: 0.7rem 0; overflow: hidden; border-bottom: 3px solid var(--dark); }
.ticker-track {
  display: flex; gap: 4rem; white-space: nowrap;
  animation: ticker-scroll 30s linear infinite;
  font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: white;
}
.ticker-track span { opacity: 0.45; }
@keyframes ticker-scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ── SERVICE GRID ────────────────────────────────────── */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.svc-item { border: 1px solid var(--border); margin: -1px 0 0 -1px; padding: 2rem; transition: background .15s; }
.svc-item:hover { background: var(--gray); }
.svc-num { font-size: 0.7rem; font-weight: 700; color: var(--blue); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 0.75rem; }
.svc-item h3 { font-size: 1rem; font-weight: 800; text-transform: uppercase; letter-spacing: -0.2px; margin-bottom: 0.6rem; }
.svc-item p  { color: var(--muted); font-size: 0.875rem; line-height: 1.7; }
.svc-item ul { color: var(--muted); font-size: 0.85rem; padding-left: 1rem; margin-top: 0.75rem; line-height: 1.8; }
.svc-more { display: inline-block; margin-top: 1rem; color: var(--blue); font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; text-decoration: none; }
.svc-more:hover { text-decoration: underline; }

/* ── INFO / TIP BOX ──────────────────────────────────── */
.info-box { background: var(--blue-light); border-left: 3px solid var(--blue); padding: 1rem 1.5rem; margin: 1.25rem 0; font-size: 0.9rem; }
.tip-box  { background: #dcfce7; border-left: 3px solid #16a34a; padding: 1rem 1.5rem; margin: 1.25rem 0; font-size: 0.9rem; }
.warn-box { background: #fff7ed; border-left: 3px solid #f97316; padding: 1rem 1.5rem; margin: 1.25rem 0; font-size: 0.9rem; }

/* ── BADGE ───────────────────────────────────────────── */
.badge { display: inline-block; padding: 0.15rem 0.55rem; border-radius: 3px; font-size: 0.72rem; font-weight: 700; }
.badge-green { background: #dcfce7; color: #16a34a; }
.badge-blue  { background: var(--blue-mid); color: var(--blue); }
.badge-gray  { background: var(--gray); color: var(--muted); border: 1px solid var(--border); }

/* ── CONTACT STRIP ───────────────────────────────────── */
.contact-strip {
  background: var(--dark); padding: 3rem 2.5rem;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 2rem;
}
.contact-strip h2 { font-size: 1.8rem; font-weight: 900; text-transform: uppercase; color: white; letter-spacing: -0.5px; }
.contact-strip p  { color: #94a3b8; font-size: 0.875rem; margin-top: 0.25rem; }
.contact-info { display: flex; gap: 2.5rem; flex-wrap: wrap; }
.ci-item .ci-label { color: #64748b; font-size: 0.68rem; text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 0.2rem; }
.ci-item .ci-val   { color: white; font-size: 0.9rem; font-weight: 600; }
.ci-item a { color: white; text-decoration: none; }
.ci-item a:hover { color: var(--blue-mid); }

/* ── FOOTER ──────────────────────────────────────────── */
.site-footer { background: var(--dark); padding: 3.5rem 2.5rem 2rem; border-top: 3px solid var(--blue); }
.footer-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; align-items: start; }
.footer-brand .nav-logo { color: white; display: block; margin-bottom: 0.75rem; font-size: 1.3rem; }
.footer-brand p { color: #64748b; font-size: 0.85rem; line-height: 1.7; }
.site-footer h4 { color: #64748b; font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 1rem; }
.site-footer ul { list-style: none; }
.site-footer ul li { margin-bottom: 0.45rem; color: #94a3b8; font-size: 0.875rem; line-height: 1.6; }
.site-footer ul li a { color: #94a3b8; text-decoration: none; font-size: 0.875rem; transition: color .2s; }
.site-footer ul li a:hover { color: var(--blue-mid); }
.footer-base { max-width: 1200px; margin: 2.5rem auto 0; border-top: 1px solid var(--mid); padding-top: 1.5rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; }
.footer-base p, .footer-base a { color: #475569; font-size: 0.78rem; text-decoration: none; }
.footer-base a:hover { color: #94a3b8; }

/* ── FORMS ───────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: 0.82rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--muted); margin-bottom: 0.4rem; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: 0.75rem 1rem; border: 1px solid var(--border);
  background: var(--bg); color: var(--text); font-family: var(--font); font-size: 0.9rem;
  transition: border-color .2s, box-shadow .2s; outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(29,78,216,0.1); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group .hint { font-size: 0.78rem; color: var(--muted); margin-top: 0.3rem; }
.form-error { font-size: 0.78rem; color: #dc2626; margin-top: 0.3rem; display: none; }
.form-error.visible { display: block; }
.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea { border-color: #dc2626; }

/* ── RESPONSIVE ──────────────────────────────────────── */
@media (max-width: 1024px) {
  .svc-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .site-nav { padding: 0 1.25rem; }
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: block; }
  .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 70px; left: 0; right: 0; background: var(--bg); border-bottom: 2px solid var(--dark); padding: 0.5rem 0; z-index: 99; }
  .nav-links.open a { border: none; border-bottom: 1px solid var(--border); padding: 0.75rem 1.5rem; }
  .svc-grid { grid-template-columns: 1fr; }
  .sec { padding: 3rem 1.25rem; }
  .topbar { padding: 0.5rem 1.25rem; }
  .contact-strip { padding: 2rem 1.25rem; }
  .contact-info { flex-direction: column; gap: 1rem; }
  .site-footer { padding: 2.5rem 1.25rem 1.5rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}