@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary-color: #0F172A; /* Deep Navy */
  --secondary-color: #1E293B; /* Lighter Navy */
  --accent-color: #F97316; /* Orange/Saffron Accent */
  --accent-color-hover: #EA580C;
  --bg-color: #F8FAFC; /* Soft Light Grey Background */
  --white: #FFFFFF;
  --text-dark: #334155;
  --text-primary: #0F172A;
  --text-muted: #64748B;
  --border-color: #E2E8F0;
  
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --radius: 8px;
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-dark);
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typogrpahy */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.2;
}

h2 {
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title h2 {
  position: relative;
  display: inline-block;
  padding-bottom: 0.5rem;
}

.section-title h2::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background-color: var(--accent-color);
  border-radius: 2px;
}

/* Header */
.header {
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

.header-top {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 0.5rem 0;
  font-size: 0.875rem;
}

.header-top .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-contact span {
  margin-right: 1.5rem;
}

.header-main {
  padding: 1rem 0;
}

.header-main .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-container {
  display: flex;
  align-items: center;
}

.logo-container img {
  max-height: 60px;
}

.nav-menu {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-menu a {
  font-weight: 500;
  color: var(--text-primary);
  transition: color 0.3s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--accent-color);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background-color: var(--accent-color);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--accent-color-hover);
}

.btn-secondary {
  background-color: var(--primary-color);
  color: var(--white);
}

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

.btn-outline {
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
}

.btn-outline:hover {
  background-color: var(--primary-color);
  color: var(--white);
}

/* Hero Section */
.hero {
  position: relative;
  height: 80vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  background-color: var(--primary-color);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3; /* Overlay effect */
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 800px;
  color: var(--white);
}

.hero h1 {
  font-size: 3.5rem;
  color: var(--white);
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  text-shadow: 0 1px 2px rgba(0,0,0,0.5);
}

.hero-btns {
  display: flex;
  gap: 1rem;
}

/* About Preview */
.about-preview {
  padding: var(--spacing-xl) 0;
  background-color: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-image img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.about-content h3 {
  color: var(--accent-color);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.about-content h2 {
  margin-bottom: 1.5rem;
}

.about-content p {
  margin-bottom: 1.5rem;
  color: var(--text-muted);
}

/* Services */
.services-section {
  padding: var(--spacing-xl) 0;
  background-color: var(--bg-color);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.service-card {
  background-color: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.service-image {
  height: 200px;
  overflow: hidden;
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.service-card:hover .service-image img {
  transform: scale(1.05);
}

.service-content {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.service-content h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.service-content p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

/* Certificates */
.certificates-section {
  padding: var(--spacing-xl) 0;
  background-color: var(--primary-color);
  color: var(--white);
}

.certificates-section .section-title h2 {
  color: var(--white);
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem;
}

.cert-card {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 1.5rem;
  border-radius: var(--radius);
  text-align: center;
  border: 1px solid rgba(255,255,255,0.2);
}

.cert-card h4 {
  color: var(--white);
  font-size: 1rem;
}

/* Contact Overview */
.contact-preview {
  padding: var(--spacing-xl) 0;
  background-color: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
}

.contact-info-card {
  background-color: var(--bg-color);
  padding: 2rem;
  border-radius: var(--radius);
  border-top: 4px solid var(--accent-color);
}

.info-item {
  margin-bottom: 1.5rem;
}

.info-item h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.info-item p, .info-item a {
  color: var(--text-muted);
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group.full {
  grid-column: 1 / -1;
}

.form-group label {
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.form-group input, .form-group textarea {
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  font-family: inherit;
}

.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--accent-color);
}

/* Footer */
.footer {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-col h3 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  color: var(--white);
}

.footer-col p {
  color: rgba(255,255,255,0.7);
  margin-bottom: 1rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: rgba(255,255,255,0.7);
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--accent-color);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.5);
  font-size: 0.875rem;
}

/* Floating WhatsApp */
.whatsapp-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 40px;
  right: 40px;
  background-color: #25d366;
  color: #FFF;
  border-radius: 50px;
  text-align: center;
  font-size: 30px;
  box-shadow: var(--shadow-lg);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 10px rgba(37, 211, 102, 0); }
  100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Mobile Responsive */
.page-banner {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 4rem 0;
  text-align: center;
  position: relative;
}
.page-banner::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0; height: 4px;
  background-color: var(--accent-color);
}
.page-banner h1 {
  color: var(--white);
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}
.page-banner p {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
}

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .header-top { display: none; }
  
  .mobile-toggle { display: block; }
  
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--white);
    flex-direction: column;
    padding: 1.5rem 0;
    gap: 1.5rem;
    box-shadow: var(--shadow-md);
    transform: translateY(-150%);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: -1;
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    z-index: 10;
  }
  
  .hero h1 { font-size: 2.5rem; }
  
  .about-grid, .contact-grid, .contact-form {
    grid-template-columns: 1fr;
  }
  
  /* Override inline layout for grid components */
  .services-grid[style*="grid-template-columns: repeat(3, 1fr)"] {
    grid-template-columns: 1fr !important;
  }
  
  .hero-btns {
    flex-direction: column;
  }
}