/* ==========================================================
   DataSeek Solutions — Shared Stylesheet
   Loaded on every page
   ========================================================== */

/* ── Base ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
* { font-family: 'DM Sans', sans-serif; }
.font-display { font-family: 'Playfair Display', Georgia, serif; }
body { background: #fff; color: #10335a; }

/* ── Navigation ───────────────────────────────────────── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(16,51,90,0.08);
}

.nav-link { position: relative; }
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: #0FC9B1;
  transition: width 0.3s ease;
}
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }

#mobile-menu { display: none; }
#mobile-menu.open { display: block; }

/* ── Scrollbar ────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #f1f5f9; }
::-webkit-scrollbar-thumb { background: #0FC9B1; border-radius: 3px; }

/* ── Animations ───────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.7s cubic-bezier(0.22,1,0.36,1) both; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }