/* Envis AI — Industrial AI & Asset Performance Management */

/* Base */
body {
  font-family: 'Inter', system-ui, sans-serif;
}

/* Hero: radial gradient glow behind headline (logo-like glow) */
.hero-glow {
  background: radial-gradient(
    ellipse 80% 60% at 50% 40%,
    rgba(0, 212, 255, 0.18) 0%,
    rgba(0, 212, 255, 0.06) 40%,
    transparent 70%
  );
  pointer-events: none;
}

.hero-glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  opacity: 0.6;
}

.hero-glow-orb--center {
  width: min(90vw, 480px);
  height: min(60vw, 320px);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(0, 212, 255, 0.25) 0%, transparent 70%);
}

.hero-glow-orb--accent {
  width: 280px;
  height: 280px;
  top: 30%;
  right: 10%;
  background: rgba(0, 212, 255, 0.12);
}

/* Glassmorphism */
.glass {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.glass-strong {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.glass-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.glass-card:hover {
  border-color: rgba(0, 212, 255, 0.35);
  background: rgba(0, 212, 255, 0.06);
  box-shadow: 0 0 32px rgba(0, 212, 255, 0.08);
}

/* Tech pills glass */
.glass-pill {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 212, 255, 0.25);
}

/* Gradient text */
.gradient-text {
  background: linear-gradient(135deg, #00D4FF 0%, #7dd3fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Hero background: image + cover + position + min-height + border-radius */
.hero-bg {
  position: relative;
  background-image: url('envis_hero_worldclass_2400x1200.png');
  background-size: cover;
  background-position: center;
  background-color: #050A18;
  min-height: 380px;
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  border-radius: 1.5rem;
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero-bg {
    min-height: 520px;
  }
}

@media (min-width: 480px) and (max-width: 767px) {
  .hero-bg {
    min-height: 420px;
  }
}

/* Subtle dark overlay */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.25);
  pointer-events: none;
  border-radius: inherit;
}

/* Left-to-right gradient overlay */
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(5, 10, 24, 0.85) 0%,
    rgba(5, 10, 24, 0.5) 35%,
    rgba(5, 10, 24, 0.15) 55%,
    transparent 70%
  );
  pointer-events: none;
  border-radius: inherit;
}

/* Hero diagram SVG: responsive with fixed aspect ratio */
.hero-diagram-svg {
  aspect-ratio: 1200 / 520;
  max-width: 100%;
}

/* Hero image glow border */
.glow-border {
  border: 1px solid rgba(0, 212, 255, 0.25);
  box-shadow: 0 0 32px rgba(0, 212, 255, 0.15);
}

/* Buttons */
.glow {
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.2);
}

.btn-primary:hover {
  box-shadow: 0 0 24px rgba(0, 212, 255, 0.4);
}

/* Hero secondary CTA: outline with hover glow */
.btn-hero-secondary:hover {
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.25);
}

/* Hero outcome bullets: readable on mobile */
.hero-outcomes {
  list-style: none;
  padding: 0;
  margin: 0;
}

.hero-outcome {
  display: flex;
  align-items: center;
}

@media (max-width: 639px) {
  .hero-outcomes {
    align-items: flex-start;
    text-align: left;
  }
  .hero-outcome {
    max-width: 100%;
  }
}

/* Hero credibility chips: subtle pills */
.credibility-chip {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 9999px;
}

/* Bento grid: 4-cell layout (2x2 on desktop) */
.bento-grid {
  display: grid;
  gap: 1.25rem;
  grid-auto-rows: minmax(180px, auto);
}

.bento-grid--4 {
  grid-template-columns: 1fr;
}

.bento-grid--6 {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .bento-grid {
    gap: 1.5rem;
    grid-auto-rows: minmax(200px, auto);
  }

  .bento-grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .bento-grid--6 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Bento card inner spacing */
.bento-card {
  padding: 1.75rem;
  border-radius: 1.25rem;
  height: 100%;
  min-height: 180px;
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  .bento-card {
    padding: 2rem;
    min-height: 200px;
  }
}

/* Nav logo image */
.nav-logo {
  height: 32px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  object-position: left center;
}

/* Footer logo */
.footer-logo {
  max-width: 140px;
}