/* ==========================================================================
   UTOPIAN CONSULTANCY & CONSTRUCTION - Custom Stylesheet
   Modern, Vibrant & Interactive Civil Engineering Styling
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --primary: #ea580c; /* Utopian Orange */
  --primary-hover: #c2410c;
  --primary-light: #ffedd5;
  --secondary: #0f172a; /* Deep Slate Navy */
  --accent-blue: #0284c7;
  --accent-green: #10b981; /* Eco-green */
  --accent-amber: #f59e0b;
  --bg-dark: #090d16;
  --card-dark: #111827;
}

html {
  scroll-behavior: smooth;
  font-family: 'Plus Jakarta Sans', sans-serif;
}

h1, h2, h3, h4, .font-heading {
  font-family: 'Outfit', sans-serif;
}

.font-mono-code {
  font-family: 'JetBrains Mono', monospace;
}

/* Custom Blueprint Grid Background */
.bg-blueprint {
  background-color: #0b1120;
  background-image: 
    linear-gradient(rgba(234, 88, 12, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(234, 88, 12, 0.07) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 100px 100px, 100px 100px, 20px 20px, 20px 20px;
  background-position: -1px -1px, -1px -1px, -1px -1px, -1px -1px;
}

.bg-dot-grid {
  background-image: radial-gradient(rgba(234, 88, 12, 0.15) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* Glassmorphism Styles */
.glass-nav {
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.glass-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.glass-card-light {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(226, 232, 240, 0.8);
}

/* Glow effects */
.glow-orange {
  box-shadow: 0 0 30px -5px rgba(234, 88, 12, 0.35);
}

.glow-blue {
  box-shadow: 0 0 30px -5px rgba(14, 165, 233, 0.3);
}

.text-glow {
  text-shadow: 0 0 20px rgba(234, 88, 12, 0.4);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 9px;
}
::-webkit-scrollbar-track {
  background: #0f172a;
}
::-webkit-scrollbar-thumb {
  background: #ea580c;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #f97316;
}

/* Pulse animation for live indicators */
@keyframes pulse-ring {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 0.4; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.pulse-badge {
  animation: pulse-ring 2.5s infinite ease-in-out;
}

/* Project card image hover zoom */
.project-card .project-img {
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover .project-img {
  transform: scale(1.06);
}

/* Interactive Tabs Active State */
.filter-tab.active {
  background: linear-gradient(135deg, #ea580c, #f97316);
  color: #ffffff;
  border-color: #ea580c;
  box-shadow: 0 4px 14px rgba(234, 88, 12, 0.4);
}

/* Modal animation */
.modal-overlay {
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-content {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}

.modal-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.modal-hidden .modal-content {
  transform: scale(0.95) translateY(10px);
}

/* Custom range slider for Civil Cost Estimator */
input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: #334155;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #ea580c;
  cursor: pointer;
  box-shadow: 0 0 10px rgba(234, 88, 12, 0.6);
  border: 2px solid #ffffff;
  transition: transform 0.15s ease, background-color 0.15s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  background: #f97316;
}

input[type="range"]::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #ea580c;
  cursor: pointer;
  box-shadow: 0 0 10px rgba(234, 88, 12, 0.6);
  border: 2px solid #ffffff;
}

/* Floating WhatsApp button pulse */
.floating-whatsapp {
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.3s ease;
}
.floating-whatsapp:hover {
  transform: scale(1.08) translateY(-4px);
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.6);
}

/* Toast alert notification */
#toast-notification {
  transform: translateY(100px);
  opacity: 0;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s ease;
}

#toast-notification.show {
  transform: translateY(0);
  opacity: 1;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .hero-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}