:root {
  --bg: #0c0c14;
  --bg-card: #13131f;
  --bg-card2: #1c1c2e;
  --border: rgba(255,255,255,0.07);
  --accent: #4f7cff;
  --accent2: #a855f7;
  --accent3: #06d6a0;
  --text: #e2e2f0;
  --text-muted: #8888aa;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; background: var(--bg); color: var(--text); line-height: 1.7; -webkit-font-smoothing: antialiased; }
::selection { background: rgba(79,124,255,0.3); color: var(--text); }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
img { max-width: 100%; }

/* ── NAVBAR ── */
.navbar {
  background: rgba(12,12,20,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0; position: sticky; top: 0; z-index: 1000;
}
.navbar-brand { font-weight: 700; font-size: 1.1rem; color: var(--text) !important; letter-spacing: -0.3px; }
.nav-link { color: var(--text-muted) !important; font-size: 0.9rem; font-weight: 500; transition: color 0.2s; }
.nav-link:hover { color: var(--text) !important; }

/* ── FOOTER ── */
footer { border-top: 1px solid var(--border); padding: 2rem 0; text-align: center; color: var(--text-muted); font-size: 0.85rem; }

.site-footer { padding: 3.5rem 0 2rem; text-align: left; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2rem; margin-bottom: 2.5rem; }
@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-col { display: flex; flex-direction: column; gap: .6rem; }
.footer-brand { font-family: 'Inter', sans-serif; font-weight: 800; font-size: 1.05rem; color: var(--text); }
.footer-tagline { font-size: .84rem; color: var(--text-muted); line-height: 1.6; max-width: 260px; }
.footer-col-title { font-size: .72rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin-bottom: .3rem; }
.footer-col a, .footer-static { font-size: .87rem; color: var(--text-muted); text-decoration: none; display: inline-flex; align-items: center; gap: .4rem; transition: color .15s; }
.footer-col a:hover { color: var(--text); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 1.5rem; text-align: center; font-size: .82rem; color: var(--text-muted); }