/* ============================================================
     RESET & BASE
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
a {
  text-decoration: none;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica", Arial, sans-serif;
  background: #0c1829;
  color: #e6edf3;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ============================================================
     STATIC GRADIENT BACKGROUND  (Option 6a — zero banding)
   ============================================================ */
.orb-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 42% 30% at 0% 8%, rgba(125, 211, 252, 0.12) 0%, transparent 100%),
    radial-gradient(ellipse 34% 26% at 100% 50%, rgba(56, 189, 248, 0.09) 0%, transparent 100%),
    radial-gradient(ellipse 28% 22% at 40% 105%, rgba(14, 165, 233, 0.07) 0%, transparent 100%),
    radial-gradient(ellipse 26% 20% at 80% 10%, rgba(56, 189, 248, 0.05) 0%, transparent 100%);
}

/* ============================================================
     NAVIGATION
   ============================================================ */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: transparent;
  backdrop-filter: none;
  border-bottom: 1px solid transparent;
  transition:
    background 0.3s ease,
    border-color 0.3s ease,
    backdrop-filter 0.3s ease;
}
nav.scrolled {
  background: rgba(9, 19, 34, 0.78);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(125, 211, 252, 0.15);
}
.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0.625rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}
.logo svg {
  height: 3.125rem;
  width: auto;
  display: block;
  --ray-color: #ffffff;
  --ray-dot-color: #7dd3fc;
  --digital-color: rgba(186, 230, 253, 0.88);
  --solutions-color: rgba(186, 230, 253, 0.68);
}
.footer-brand .logo svg {
  height: 3.125rem;
  --ray-color: rgba(186, 230, 253, 0.58);
  --ray-dot-color: rgba(125, 211, 252, 0.58);
  --digital-color: rgba(186, 230, 253, 0.42);
}

/* SVG logo fills */
.ray path { fill: var(--ray-color); }
.ray-dot { fill: var(--ray-dot-color); }
.digital path { fill: var(--digital-color); }
.solutions path { fill: var(--solutions-color); }


.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  color: #e6edf3;
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.3s;
}
.nav-links a:hover,
.nav-links a.active {
  color: #7dd3fc;
}
.nav-links a.nav-login {
  color: #9ca3af;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 6px;
  padding: 0.3rem 0.75rem;
  font-size: 0.88rem;
}
.nav-links a.nav-login:hover {
  color: #9ca3af;
  border-color: rgba(255, 255, 255, 0.2);
}

/* Nav CTA button */
.nav-cta {
  padding: 0.6rem 1.5rem;
  background: linear-gradient(135deg, #38bdf8, #0ea5e9);
  border: none;
  border-radius: 8px;
  color: white;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition:
    transform 0.2s,
    box-shadow 0.3s;
  box-shadow: 0 4px 20px rgba(56, 189, 248, 0.3);
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(56, 189, 248, 0.5);
}

/* ============================================================
     SHARED BUTTONS
   ============================================================ */
.cta-primary {
  padding: 1rem 2rem;
  border-radius: 10px;
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  border: none;
  background: linear-gradient(135deg, #38bdf8, #0ea5e9);
  color: white;
  box-shadow: 0 4px 24px rgba(56, 189, 248, 0.4);
  text-decoration: none;
  display: inline-block;
}
.cta-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 40px rgba(56, 189, 248, 0.6);
}
.cta-secondary {
  padding: 1rem 2rem;
  border-radius: 10px;
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  border: 1px solid rgba(125, 211, 252, 0.3);
  background: rgba(255, 255, 255, 0.05);
  color: #e6edf3;
  backdrop-filter: blur(10px);
  text-decoration: none;
  display: inline-block;
}
.cta-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(56, 189, 248, 0.5);
  box-shadow: 0 4px 20px rgba(56, 189, 248, 0.2);
}

/* ============================================================
     FOOTER
   ============================================================ */
footer {
  background: rgba(2, 6, 15, 0.98);
  border-top: 1px solid rgba(125, 211, 252, 0.1);
  padding: 3.5rem 2rem 1.5rem;
  position: relative;
  z-index: 10;
}
.footer-inner {
  max-width: 1400px;
  margin: 0 auto 2.5rem;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
}
.footer-brand p {
  color: #6b7280;
  font-size: 0.88rem;
  margin-top: 0.75rem;
  line-height: 1.6;
}
.footer-col h4 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #7dd3fc;
  margin-bottom: 1rem;
}
.footer-col ul {
  list-style: none;
}
.footer-col ul li {
  margin-bottom: 0.5rem;
}
.footer-col a,
.footer-col p {
  color: #6b7280;
  text-decoration: none;
  font-size: 0.88rem;
  line-height: 1.8;
  transition: color 0.2s;
  display: block;
}
.footer-col a:hover {
  color: #e6edf3;
}
.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(125, 211, 252, 0.06);
  color: #374151;
  font-size: 0.82rem;
}

/* ============================================================
     RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}
@media (max-width: 480px) {
  .footer-inner {
    grid-template-columns: 1fr;
  }
}