@import "tailwindcss";
@tailwind base;
@tailwind components;
@tailwind utilities;

:root {
  --construction-orange: #FF6B35;
  --construction-rust: #D84315;
  --construction-gold: #FFB300;
  --steel-gray: #455A64;
  --concrete-light: #ECEFF1;
  --concrete-dark: #263238;
  --safety-orange: #FF5722;
  --white: #FFFFFF;
  --black: #000000;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-800: #1E293B;
  --gray-900: #0F172A;
}

@layer base {
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
  }

  html {
    scroll-behavior: smooth;
  }

  /* Custom Scrollbar */
  ::-webkit-scrollbar {
    width: 8px;
  }

  ::-webkit-scrollbar-track {
    background: var(--gray-100);
  }

  ::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--construction-orange), var(--construction-rust));
    border-radius: 4px;
  }

  ::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--construction-rust), var(--safety-orange));
  }
}

@layer utilities {
  .gradient-construction {
    background: linear-gradient(135deg, var(--construction-orange), var(--construction-rust));
  }

  .gradient-construction-gold {
    background: linear-gradient(135deg, var(--construction-gold), var(--construction-orange));
  }
  
  .gradient-text {
    background: linear-gradient(135deg, var(--construction-orange), var(--construction-rust));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }

  .gradient-steel {
    background: linear-gradient(135deg, var(--steel-gray), var(--concrete-dark));
  }

  .floating-animation {
    animation: float 6s ease-in-out infinite;
  }

  .fade-in-up {
    animation: fadeInUp 1s ease;
  }

  .section-badge {
    @apply bg-orange-500/10 border border-orange-500/30 text-orange-600 px-5 py-2.5 rounded-full text-sm font-semibold inline-block mb-6 uppercase tracking-wider;
  }

  .construction-badge {
    background: var(--construction-gold);
    color: var(--concrete-dark);
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 800;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 12px rgba(255, 179, 0, 0.3);
  }

  .card-hover {
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
  }

  .card-hover::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--construction-orange), var(--construction-rust));
    transform: scaleX(0);
    transition: transform 0.4s ease;
  }

  .card-hover::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top right, rgba(255, 107, 53, 0.05), transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
  }

  .card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(255, 107, 53, 0.15);
    border-color: rgba(255, 107, 53, 0.3);
  }

  .card-hover:hover::before {
    transform: scaleX(1);
  }

  .card-hover:hover::after {
    opacity: 1;
  }

  .cta-button {
    background: linear-gradient(135deg, var(--construction-orange), var(--construction-rust));
    color: var(--white);
    padding: 16px 32px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.25);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  .cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
  }

  .cta-button:hover::before {
    left: 100%;
  }

  .cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(255, 107, 53, 0.4);
    background: linear-gradient(135deg, var(--construction-rust), var(--safety-orange));
  }

  .cta-button-secondary {
    background: transparent;
    border: 2px solid transparent;
    background-clip: padding-box;
    position: relative;
  }

  .cta-button-secondary {
    background: transparent;
    border: 2px solid var(--construction-orange);
    color: var(--construction-orange);
    padding: 14px 30px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  .cta-button-secondary:hover {
    background: var(--construction-orange);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.25);
  }

  .floating-orb {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--construction-orange), var(--construction-rust));
    opacity: 0.08;
    animation: float 8s ease-in-out infinite;
  }

  .project-showcase {
    @apply bg-white border border-gray-200 rounded-lg overflow-hidden shadow-lg transition-all duration-300;
  }

  .project-showcase:hover {
    @apply shadow-2xl border-orange-300;
    transform: translateY(-4px);
  }

  .service-card {
    @apply bg-gray-50 border border-gray-200 rounded-xl p-8 transition-all duration-300;
  }

  .service-card:hover {
    @apply border-orange-300 shadow-xl;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.02), rgba(216, 67, 21, 0.02));
  }

  .stat-number {
    font-size: 3.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--construction-orange), var(--construction-rust));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
  }

  .hero-section {
    background: linear-gradient(135deg, var(--concrete-light) 0%, var(--gray-50) 100%);
    position: relative;
  }

  .hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23FF6B35' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='4'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.4;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%, 100% { 
    transform: translateY(0px); 
  }
  50% { 
    transform: translateY(-15px); 
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}