:root {
  --navy: #0a2540;
  --navy-deep: #061828;
  --teal: #1a7a6d;
  --teal-bright: #239688;
  --sand: #f0ebe3;
  --mist: #e6eef5;
  --ink: #142433;
  --muted: #5a6b7a;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Figtree", system-ui, sans-serif;
  color: var(--ink);
  background: #f7f9fc;
}

.font-display {
  font-family: "Manrope", sans-serif;
  letter-spacing: -0.02em;
}

/* Atmosphere */
.bg-hero {
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, rgba(26, 122, 109, 0.35), transparent 55%),
    radial-gradient(ellipse 50% 40% at 15% 80%, rgba(56, 120, 180, 0.25), transparent 50%),
    linear-gradient(165deg, var(--navy-deep) 0%, var(--navy) 45%, #0f3558 100%);
}

.bg-mesh {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
}

.bg-section-soft {
  background:
    linear-gradient(180deg, #f7f9fc 0%, var(--mist) 50%, #f7f9fc 100%);
}

.bg-section-sand {
  background:
    linear-gradient(135deg, var(--sand) 0%, #f7f9fc 60%, var(--mist) 100%);
}

/* Header */
.site-header {
  transition: background 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}

.site-header.is-scrolled {
  background: rgba(10, 37, 64, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 32px rgba(6, 24, 40, 0.25);
}

.site-header.is-solid {
  background: var(--navy);
}

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

@keyframes float-soft {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.float-soft {
  animation: float-soft 5s ease-in-out infinite;
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-animate {
  animation: fade-up 0.9s ease forwards;
}

.hero-animate-delay {
  opacity: 0;
  animation: fade-up 0.9s ease 0.2s forwards;
}

.hero-animate-delay-2 {
  opacity: 0;
  animation: fade-up 0.9s ease 0.4s forwards;
}

/* Interactive service rows */
.service-link {
  transition: transform 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.service-link:hover {
  transform: translateX(6px);
  background: #fff;
  box-shadow: 0 12px 40px rgba(10, 37, 64, 0.08);
}

.service-link:hover .service-arrow {
  transform: translateX(4px);
  color: var(--teal);
}

.service-arrow {
  transition: transform 0.25s ease, color 0.25s ease;
}

/* Product tiles — interaction containers */
.product-tile {
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.product-tile:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(10, 37, 64, 0.1);
  border-color: rgba(26, 122, 109, 0.35);
}

/* Form */
.field-input {
  width: 100%;
  border: 1px solid #cfd8e3;
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.field-input:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(26, 122, 109, 0.15);
}

/* Mobile menu */
.mobile-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.mobile-panel.is-open {
  max-height: 520px;
}

.dropdown-panel {
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}

.dropdown-wrap:hover .dropdown-panel,
.dropdown-wrap:focus-within .dropdown-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}