/* Open Monitoring Platform - Landing page styles
   Clean, scientific, climate-tech aesthetic. Light/dark ready. */

:root {
  --omp-primary: #0d9488;
  --omp-primary-dark: #0f766e;
  --omp-secondary: #0e7490;
  --omp-bg-alt: #f0fdfa;
  --omp-border: #ccfbf1;
  --omp-text: #134e4a;
  --omp-muted: #5eead4;
  --omp-hero-bg: linear-gradient(160deg, #ecfeff 0%, #f0fdfa 40%, #e0f2fe 100%);
  --omp-map-bg: #0f766e;
  --omp-card-shadow: 0 1px 3px rgba(13, 148, 136, 0.08);
  --omp-nav-height: 72px;
}

[data-bs-theme="dark"] {
  --omp-bg-alt: #134e4a;
  --omp-border: #0f766e;
  --omp-hero-bg: linear-gradient(160deg, #134e4a 0%, #0f766e 50%, #155e75 100%);
  --omp-card-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

* {
  scroll-margin-top: var(--omp-nav-height);
}

body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  color: #1e293b;
}

.omp-logo {
  color: var(--omp-primary);
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Nav */
.navbar {
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
}
.navbar .nav-link {
  font-weight: 500;
  color: #475569 !important;
}
.navbar .nav-link:hover {
  color: var(--omp-primary) !important;
}
/* Nav CTA button: only use button hover, not nav-link text color */
.navbar .nav-link.btn {
  color: var(--omp-primary) !important;
}
.navbar .nav-link.btn:hover {
  color: #fff !important;
  background: var(--omp-primary);
  border-color: var(--omp-primary);
}

/* Hero */
.omp-hero {
  background: var(--omp-hero-bg);
  padding-top: var(--omp-nav-height);
}
.omp-hero-bg {
  position: absolute;
  inset: 0;
  opacity: 0.4;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(13, 148, 136, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(14, 116, 144, 0.12) 0%, transparent 45%);
  pointer-events: none;
}
.omp-hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(13, 148, 136, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 148, 136, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.omp-hero h1 {
  color: #0f172a;
  letter-spacing: -0.03em;
}
.omp-hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
}

/* Pilot phase badge */
.omp-pilot-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--omp-primary);
  background: rgba(13, 148, 136, 0.12);
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(13, 148, 136, 0.3);
}
.omp-pilot-badge-light {
  color: rgba(255, 255, 255, 0.95);
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
}

/* Sections */
.omp-section {
  background: #fff;
}
.omp-section-alt {
  background: var(--omp-bg-alt);
}
.omp-section-alt .omp-card {
  background: #fff;
}

/* Cards */
.omp-card {
  background: #fff;
  border: 1px solid var(--omp-border);
  border-radius: 12px;
  box-shadow: var(--omp-card-shadow);
  transition: box-shadow 0.2s, border-color 0.2s;
}
.omp-card:hover {
  box-shadow: 0 4px 12px rgba(13, 148, 136, 0.12);
  border-color: var(--omp-primary);
}
.omp-card-icon {
  font-size: 1.5rem;
  opacity: 0.9;
}

.omp-check {
  color: var(--omp-primary);
  font-weight: 700;
  flex-shrink: 0;
}

.omp-solution-visual {
  background: linear-gradient(135deg, #ccfbf1 0%, #e0f2fe 100%);
  border: 1px solid var(--omp-border);
}

/* Steps */
.omp-step-num {
  width: 48px;
  height: 48px;
  margin: 0 auto;
  background: var(--omp-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.25rem;
}
.omp-step-arrow {
  color: var(--omp-primary);
  opacity: 0.6;
  font-size: 1.5rem;
  line-height: 48px;
}

/* Pills */
.omp-pill {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: #fff;
  border: 1px solid var(--omp-border);
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--omp-text);
}
.omp-pill-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}
.omp-pill-lg {
  padding: 0.6rem 1.25rem;
  font-size: 1rem;
}

/* Code block */
.omp-code-block {
  background: #0f172a;
  border: 1px solid #1e293b;
}
.omp-code-block pre {
  overflow-x: auto;
}
.omp-code-block code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: #e2e8f0;
}

/* Use case / Who cards */
.omp-use-case,
.omp-who-card {
  padding: 1rem 1.25rem;
  background: #fff;
  border: 1px solid var(--omp-border);
  border-radius: 10px;
  font-weight: 500;
  text-align: center;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.omp-use-case:hover,
.omp-who-card:hover {
  border-color: var(--omp-primary);
  box-shadow: var(--omp-card-shadow);
}

/* Map placeholder */
.omp-map-placeholder {
  min-height: 400px;
  background: var(--omp-map-bg);
  background-image:
    radial-gradient(circle at 30% 40%, rgba(94, 234, 212, 0.2) 0%, transparent 40%),
    radial-gradient(circle at 70% 60%, rgba(94, 234, 212, 0.15) 0%, transparent 35%);
}
.omp-map-dots {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(2px 2px at 20% 30%, rgba(255,255,255,0.6) 0%, transparent 100%),
    radial-gradient(2px 2px at 60% 70%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(2px 2px at 80% 20%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(2px 2px at 40% 80%, rgba(255,255,255,0.4) 0%, transparent 100%);
  background-size: 120px 80px, 180px 100px, 100px 120px, 140px 90px;
  animation: omp-dots 20s linear infinite;
}
@keyframes omp-dots {
  0% { background-position: 0 0, 0 0, 0 0, 0 0; }
  100% { background-position: -120px 0, -180px 0, -100px 0, -140px 0; }
}
.omp-map-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 118, 110, 0.7);
}

/* API cards */
.omp-api-card {
  background: #fff;
  border: 1px solid var(--omp-border);
  border-radius: 12px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.omp-api-card:hover {
  border-color: var(--omp-primary);
  box-shadow: var(--omp-card-shadow);
}

/* CTA section */
.omp-cta {
  background: linear-gradient(135deg, var(--omp-primary) 0%, var(--omp-secondary) 100%);
  color: #fff;
}
.omp-cta h2,
.omp-cta .lead {
  color: #fff !important;
}
.omp-cta .lead.text-muted {
  color: rgba(255, 255, 255, 0.85) !important;
}
.omp-cta .btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

/* Footer */
.omp-footer {
  background: #0f172a;
  color: #94a3b8;
}
.omp-footer p,
.omp-footer a,
.omp-footer h6,
.omp-footer li {
  color: #94a3b8;
}
.omp-footer a {
  color: #cbd5e1;
}
.omp-footer a:hover {
  color: var(--omp-muted) !important;
}
.omp-footer .text-muted {
  color: #94a3b8 !important;
}
.omp-footer .omp-logo {
  color: var(--omp-muted);
}
.omp-footer .border-secondary {
  border-color: rgba(148, 163, 184, 0.3) !important;
}

/* Buttons */
.btn-primary {
  background: var(--omp-primary);
  border-color: var(--omp-primary);
}
.btn-primary:hover {
  background: var(--omp-primary-dark);
  border-color: var(--omp-primary-dark);
}
.btn-outline-primary {
  border-color: var(--omp-primary);
  color: var(--omp-primary);
}
.btn-outline-primary:hover {
  background: var(--omp-primary);
  color: #fff;
}

/* Mobile */
@media (max-width: 767.98px) {
  .omp-hero h1 {
    font-size: 2rem;
  }
  .omp-hero .lead {
    font-size: 1.1rem;
  }
  .omp-step-arrow {
    display: none !important;
  }
}