body { background-color: #020617; }

/* Fluid content width — scales with screen size */
.site-container {
  width: 100%;
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2.5rem);
  max-width: min(100%, 100vw);
}

@media (min-width: 480px) {
  .site-container { max-width: min(94vw, 640px); }
}

@media (min-width: 768px) {
  .site-container { max-width: min(92vw, 900px); }
}

@media (min-width: 1024px) {
  .site-container { max-width: min(90vw, 1140px); }
}

@media (min-width: 1280px) {
  .site-container { max-width: min(88vw, 1280px); }
}

@media (min-width: 1536px) {
  .site-container { max-width: min(86vw, 1440px); }
}

@media (min-width: 1920px) {
  .site-container { max-width: min(84vw, 1600px); }
}

.site-container--narrow {
  max-width: min(92vw, 42rem) !important;
}

.content-width {
  width: 100%;
  max-width: min(100%, 36rem);
}

.hero-img {
  width: 100%;
  height: auto;
  max-width: min(100%, 28rem);
  object-fit: contain;
}

@media (min-width: 640px) {
  .hero-img { max-width: min(100%, 34rem); }
}

@media (min-width: 1024px) {
  .hero-img { max-width: min(48vw, 40rem); }
}

@media (min-width: 1536px) {
  .hero-img { max-width: min(42vw, 44rem); }
}

.lock-img {
  width: 100%;
  height: auto;
  max-width: min(85vw, 16rem);
}

@media (min-width: 640px) {
  .lock-img { max-width: min(70vw, 20rem); }
}

@media (min-width: 1024px) {
  .lock-img { max-width: min(28vw, 24rem); }
}

.section-gap {
  gap: clamp(1.25rem, 3vw, 2.5rem);
}

.prose-width {
  width: 100%;
  max-width: min(100%, 42rem);
  margin-inline: auto;
}

.prose-width--sm {
  width: 100%;
  max-width: min(100%, 20rem);
}

.prose-width--xs {
  width: 100%;
  max-width: min(100%, 18rem);
}

.responsive-grid {
  display: grid;
  gap: clamp(1rem, 2.5vw, 2rem);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .responsive-grid--2 { grid-template-columns: repeat(2, 1fr); }
  .responsive-grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .responsive-grid--4 { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 1280px) {
  .responsive-grid { gap: clamp(1.5rem, 2vw, 2.5rem); }
}

.section-img {
  width: 100%;
  height: auto;
  max-width: min(100%, 36rem);
  object-fit: contain;
}

@media (min-width: 1024px) {
  .section-img { max-width: min(48vw, 42rem); }
}

.logo-shadow {
  filter: drop-shadow(0 6px 14px rgba(0, 0, 0, 0.5))
          drop-shadow(0 0 22px rgba(74, 222, 128, 0.35))
          drop-shadow(0 0 36px rgba(0, 209, 255, 0.2));
}

#header .navbar-logo {
  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.65))
          drop-shadow(0 0 28px rgba(74, 222, 128, 0.55))
          drop-shadow(0 0 44px rgba(0, 209, 255, 0.32));
  transition: filter 0.3s ease;
}

#header a:hover .navbar-logo {
  filter: drop-shadow(0 10px 22px rgba(0, 0, 0, 0.7))
          drop-shadow(0 0 36px rgba(74, 222, 128, 0.7))
          drop-shadow(0 0 52px rgba(0, 209, 255, 0.42));
}

.nav-link.active {
  color: #fff;
  font-weight: 600;
}

.text-gradient-green {
  background: linear-gradient(90deg, #4ade80, #82ff00);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-blue {
  background: linear-gradient(90deg, #00d1ff, #4ade80);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-glow {
  background: radial-gradient(ellipse at 70% 50%, rgba(0, 209, 255, 0.08) 0%, transparent 60%);
}

.section-glow {
  background: radial-gradient(ellipse at center, rgba(0, 209, 255, 0.06) 0%, transparent 70%);
}

.cta-glow {
  background: linear-gradient(135deg, #0a1628 0%, #0f2744 40%, #0a1f3d 100%);
  position: relative;
  overflow: hidden;
}

.cta-glow::before {
  content: '';
  position: absolute;
  top: 0;
  left: 30%;
  width: 40%;
  height: 100%;
  background: radial-gradient(ellipse, rgba(74, 222, 128, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 209, 255, 0.15);
}

.service-card { transition: transform 0.3s ease, box-shadow 0.3s ease; }

.feature-icon-wrap {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(74, 222, 128, 0.1));
  border: 1px solid rgba(74, 222, 128, 0.2);
}

.feature-icon-wrap svg,
.feature-icon-wrap [data-lucide] {
  width: 2rem;
  height: 2rem;
}

.icon-sm svg,
.icon-sm [data-lucide] {
  width: 1.5rem;
  height: 1.5rem;
}

.icon-md svg,
.icon-md [data-lucide] {
  width: 1.75rem;
  height: 1.75rem;
}

.icon-lg svg,
.icon-lg [data-lucide] {
  width: 2.125rem;
  height: 2.125rem;
}

.icon-xl svg,
.icon-xl [data-lucide] {
  width: 2.5rem;
  height: 2.5rem;
}

@keyframes pulse-glow {
  0%, 100% { filter: drop-shadow(0 0 20px rgba(0, 209, 255, 0.4)); }
  50% { filter: drop-shadow(0 0 35px rgba(0, 209, 255, 0.65)); }
}

.lock-pulse { animation: pulse-glow 3s ease-in-out infinite; }

@keyframes fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-up { animation: fade-up 0.7s ease forwards; }

.page-hero {
  background: radial-gradient(ellipse at 50% 0%, rgba(0, 209, 255, 0.07) 0%, transparent 55%);
}

.step-card {
  background: linear-gradient(135deg, rgba(15, 29, 50, 0.9), rgba(10, 22, 40, 0.9));
  border: 1px solid rgba(71, 85, 105, 0.35);
}