:root {
  --radius: 0.5rem;
  --navy-deep: oklch(0.18 0.04 250);
  --navy: oklch(0.24 0.06 252);
  --steel: oklch(0.48 0.02 250);
  --steel-light: oklch(0.78 0.01 250);
  --safety: oklch(0.68 0.19 45);
  --safety-glow: oklch(0.74 0.18 50);
  --background: oklch(0.99 0 0);
  --foreground: oklch(0.18 0.04 250);
  --card: oklch(1 0 0);
  --card-foreground: oklch(0.18 0.04 250);
  --secondary: oklch(0.96 0.005 250);
  --secondary-foreground: oklch(0.24 0.06 252);
  --muted: oklch(0.96 0.005 250);
  --muted-foreground: oklch(0.48 0.02 250);
  --accent: oklch(0.68 0.19 45);
  --accent-foreground: oklch(1 0 0);
  --border: oklch(0.9 0.01 250);
  --input: oklch(0.9 0.01 250);
  --ring: oklch(0.24 0.06 252);
}

* {
  border-color: var(--border);
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--background);
  color: var(--foreground);
  font-family: "Manrope", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5 {
  font-family: "Space Grotesk", system-ui, sans-serif;
  letter-spacing: -0.02em;
}

.font-display {
  font-family: "Space Grotesk", system-ui, sans-serif;
}

.text-muted-foreground {
  color: var(--muted-foreground);
}

.text-foreground {
  color: var(--foreground);
}

.bg-background {
  background-color: var(--background);
}

.bg-secondary {
  background-color: var(--secondary);
}

.bg-card {
  background-color: var(--card);
}

.bg-muted {
  background-color: var(--muted);
}

.border-border {
  border-color: var(--border);
}

.border-input {
  border-color: var(--input);
}

.text-accent {
  color: var(--accent);
}

.bg-accent {
  background-color: var(--accent);
}

.container-x {
  width: 100%;
  margin-inline: auto;
  padding-inline: 1.5rem;
  max-width: 80rem;
}

@media (min-width: 1024px) {
  .container-x {
    padding-inline: 2.5rem;
  }
}

.section-y {
  padding-block: 5rem;
}

@media (min-width: 1024px) {
  .section-y {
    padding-block: 7rem;
  }
}

.glass {
  background: color-mix(in oklab, var(--navy-deep) 70%, transparent);
  backdrop-filter: blur(16px);
  border: 1px solid color-mix(in oklab, white 8%, transparent);
}

.text-gradient-steel {
  background: linear-gradient(135deg, var(--steel-light), white);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.btn-safety {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  background: var(--safety);
  color: white;
  font-weight: 600;
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 8px 32px -8px color-mix(in oklab, var(--safety) 50%, transparent);
  text-decoration: none;
  border: none;
  cursor: pointer;
}

.btn-safety:hover {
  background: var(--safety-glow);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px -8px color-mix(in oklab, var(--safety) 70%, transparent);
}

.btn-ghost-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  background: transparent;
  color: white;
  font-weight: 600;
  border-radius: 2px;
  border: 1px solid color-mix(in oklab, white 30%, transparent);
  transition: all 0.3s;
  text-decoration: none;
  cursor: pointer;
}

.btn-ghost-light:hover {
  background: color-mix(in oklab, white 10%, transparent);
  border-color: white;
}

.hover-lift {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s;
}

.hover-lift:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px -16px color-mix(in oklab, var(--navy-deep) 25%, transparent);
}

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

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes ken-burns {
  from { transform: scale(1.05); }
  to { transform: scale(1.15); }
}

.animate-fade-up {
  animation: fade-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.animate-fade-in {
  animation: fade-in 1.2s ease-out both;
}

.animate-ken-burns {
  animation: ken-burns 20s ease-out infinite alternate;
}

.bg-navy-deep {
  background-color: var(--navy-deep);
}

.bg-navy {
  background-color: var(--navy);
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  transition: all 0.5s;
  background: transparent;
  --logo-main: white;
  --logo-sub: rgba(255, 255, 255, 0.6);
}

.site-header.scrolled {
  background: color-mix(in oklab, var(--background) 95%, transparent);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  --logo-main: var(--navy-deep);
  --logo-sub: var(--steel);
}

.logo-title {
  color: var(--logo-main);
  transition: color 0.5s;
}

.logo-subtitle {
  color: var(--logo-sub);
  transition: color 0.5s;
}

.nav-link {
  position: relative;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.3s;
}

.nav-link:hover,
.nav-link.active {
  color: white;
}

.site-header.scrolled .nav-link {
  color: color-mix(in oklab, var(--foreground) 80%, transparent);
}

.site-header.scrolled .nav-link:hover,
.site-header.scrolled .nav-link.active {
  color: var(--foreground);
}

/* Desktop Phone link & Hamburger color states */
.site-header .hidden.lg\:flex a[href^="tel:"] {
  color: rgba(255, 255, 255, 0.9);
  transition: color 0.3s;
}

.site-header .hidden.lg\:flex a[href^="tel:"]:hover {
  color: var(--safety);
}

.site-header.scrolled .hidden.lg\:flex a[href^="tel:"] {
  color: var(--foreground);
}

.site-header.scrolled .hidden.lg\:flex a[href^="tel:"]:hover {
  color: var(--accent);
}

.site-header #menu-toggle {
  color: rgba(255, 255, 255, 0.9);
  transition: color 0.3s;
}

.site-header.scrolled #menu-toggle {
  color: var(--foreground);
}

/* Mobile Nav Link Styles */
.mobile-nav a[href^="tel:"] {
  color: var(--accent) !important;
}

.mobile-nav a[href^="tel:"]:hover {
  color: var(--navy-deep) !important;
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 1rem;
  right: 1rem;
  height: 2px;
  background: var(--safety);
}

.site-header.scrolled .nav-link.active::after {
  background: var(--accent);
}

footer {
  --logo-main: white;
  --logo-sub: rgba(255, 255, 255, 0.6);
}

.mobile-nav {
  display: none;
}

.mobile-nav.open {
  display: block;
}

/* Service alternating layout */
@media (min-width: 1024px) {
  .service-row-reverse > div:first-child {
    order: 2;
  }
}

/* Line clamp */
.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Form focus */
input:focus, select:focus, textarea:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--accent);
}

/* Floating contact hidden state */
.floating-actions {
  display: none;
}

.floating-actions.open {
  display: flex;
}