/* ============================================================
   Layout — Navigation & Footer
   ============================================================ */

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0;
  background: #fff;
  box-shadow: 0 2px 16px rgba(11, 21, 38, 0.07);
  transition: box-shadow 0.3s;
}
.nav.scrolled {
  box-shadow: 0 3px 22px rgba(11, 21, 38, 0.12);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex-shrink: 0;
}
.nav-logo-mark {
  height: 46px;
  width: auto;
  flex-shrink: 0;
  border-radius: 6px;
  transition: transform 0.2s;
}
.nav-logo:hover .nav-logo-mark {
  transform: scale(1.03);
}

/* Wordmark — shared between nav & footer */
.logo-wordmark {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-family: 'Montserrat', 'Helvetica Neue', sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  line-height: 1;
}
.logo-w-ingenious {
  color: var(--heading);
}
.logo-w-sep {
  color: var(--faint);
  font-weight: 300;
  font-size: 1.2rem;
}
.logo-w-solutions {
  color: #f39c12;
}

/* Desktop links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.nav-links a {
  padding: 0.5rem 1.1rem;
  font-size: 0.93rem;
  font-weight: 500;
  color: var(--body);
  border-radius: 4px;
  transition: color 0.2s;
  position: relative;
  white-space: nowrap;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 1.1rem;
  right: 1.1rem;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.22s ease;
}
.nav-links a:hover       { color: var(--accent); }
.nav-links a.active      { color: var(--accent); font-weight: 600; }
.nav-links a.active::after,
.nav-links a:hover::after { transform: scaleX(1); }

.nav-cta { display: flex; align-items: center; gap: 1rem; }

/* Hamburger */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}
.burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--heading);
  border-radius: 2px;
}

/* Mobile overlay */
.mob-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: #fff;
  z-index: 999;
  padding: 5.5rem 2rem 2rem;
  flex-direction: column;
  gap: 0.25rem;
}
.mob-menu.open { display: flex; }
.mob-menu a {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--muted);
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}
.mob-menu a:hover  { color: var(--accent); }
.mob-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--heading);
  font-size: 1.4rem;
  cursor: pointer;
}

/* ── Footer ── */
.footer {
  background: var(--dark);
  padding: 5.5rem 0 2rem;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid var(--border-dark);
}
.footer-brand { max-width: 380px; }
.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 1.5rem;
}
.footer-logo-mark {
  height: 42px;
  width: auto;
  flex-shrink: 0;
  border-radius: 6px;
}

/* Footer wordmark overrides */
.footer-wordmark .logo-w-ingenious {
  color: #fff;
}
.footer-wordmark .logo-w-sep {
  color: rgba(255,255,255,0.2);
}
.footer-tag   { font-size: 0.87rem; color: rgba(255,255,255,0.45); line-height: 1.75; margin-bottom: 1.5rem; }

.socials   { display: flex; gap: 0.6rem; }
.soc {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-dark);
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.83rem; color: rgba(255,255,255,0.45);
  transition: all 0.2s;
}
.soc:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.fcol-title {
  font-size: 0.72rem; font-weight: 700;
  color: #fff; text-transform: uppercase; letter-spacing: 0.12em;
  margin-bottom: 1.15rem;
}
.flinks         { display: flex; flex-direction: column; gap: 0.55rem; }
.flinks a       { font-size: 0.87rem; color: rgba(255,255,255,0.42); transition: color 0.2s; }
.flinks a:hover { color: var(--accent); }

.footer-bot {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 2rem; gap: 1rem; flex-wrap: wrap;
}
.footer-copy        { font-size: 0.82rem; color: rgba(255,255,255,0.3); }
.footer-legal       { display: flex; gap: 1.5rem; }
.footer-legal a     { font-size: 0.82rem; color: rgba(255,255,255,0.3); transition: color 0.2s; }
.footer-legal a:hover { color: rgba(255,255,255,0.6); }