:root {
  /* Enhanced Responsive Variables */
  --breakpoint-xs: 320px;
  --breakpoint-sm: 576px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 992px;
  --breakpoint-xl: 1200px;
  --breakpoint-xxl: 1400px;

  /* Responsive Typography Scale */
  --font-size-xs: clamp(10px, 2.5vw, 12px);
  --font-size-sm: clamp(12px, 3vw, 14px);
  --font-size-base: clamp(14px, 3.5vw, 16px);
  --font-size-md: clamp(14px, 3.5vw, 16px);
  --font-size-lg: clamp(16px, 4vw, 18px);
  --font-size-xl: clamp(18px, 4.5vw, 20px);
  --font-size-2xl: clamp(20px, 5vw, 24px);
  --font-size-3xl: clamp(24px, 6vw, 30px);
  --font-size-4xl: clamp(30px, 8vw, 42px);

  /* Responsive Spacing */
  --space-xs: clamp(4px, 1vw, 8px);
  --space-sm: clamp(8px, 2vw, 12px);
  --space-md: clamp(12px, 3vw, 16px);
  --space-lg: clamp(16px, 4vw, 24px);
  --space-xl: clamp(24px, 5vw, 32px);
  --space-2xl: clamp(32px, 6vw, 48px);

  /* Color System */
  --color-primary: #218085;
  --color-primary-hover: #1a656a;
  --color-primary-active: #145054;
  --color-secondary: rgba(33, 128, 133, 0.1);
  --color-accent: #23C483;
  --color-white: #ffffff;
  --color-black: #000000;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;
  --color-organe: orange;
  --color-blue: rgb(41, 60, 236);
  --color-green: #6ec456;

  /* Responsive Layout */
  --container-padding: clamp(16px, 4vw, 32px);
  --section-padding: clamp(40px, 8vw, 80px);
  --card-padding: clamp(16px, 4vw, 32px);

  /* Animation and Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 400ms ease;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 50px;
}

/* Enhanced Reset and Base Styles */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 100%;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-gray-800);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Enhanced Container System */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* Skip Link for Accessibility */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.sr-only:focus {
  position: static !important;
  width: auto !important;
  height: auto !important;
  padding: 8px 16px !important;
  margin: 0 !important;
  overflow: visible !important;
  clip: auto !important;
  white-space: normal !important;
  background: var(--color-primary);
  color: var(--color-white);
  text-decoration: none;
  border-radius: var(--radius-sm);
  z-index: 10000;
}

/* Enhanced Header with Mobile-First Design */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--color-organe);
  color: var(--color-white);
  padding: var(--space-md) 0;
  z-index: 1000;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  display: inline-flex;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-lg);
  font-weight: 700;
  text-decoration: none;
  color: inherit;
}

.logo i {
  font-size: var(--font-size-xl);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 28px;
  height: 28px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 10;
}

.hamburger-line {
  display: block;
  height: 3px;
  width: 100%;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition-fast);
  transform-origin: center;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Enhanced Navigation */
.nav-menu {
  display: flex;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--space-lg);
  margin: 0;
  padding: 10px;
}

.nav-link {
  color: var(--color-white);
  text-decoration: none;
  font-weight: 500;
  padding: var(--space-sm) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link:focus::after {
  width: 100%;
}

.nav-link:hover,
.nav-link:focus {
  color: var(--color-accent);
}

/* Contact Info in Header */
.contact-info {
  display: flex;
  gap: var(--space-md);
  align-items: center;
}

.contact-item {
  display: flex;
  gap: var(--space-xs);
  text-align: center;
  padding: var(--space-lg);
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
  align-items: baseline;
  justify-content: space-evenly;
}

.contact-link {
  color: var(--color-white);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.contact-link:hover,
.contact-link:focus {
  color: var(--color-accent);
}

/* Enhanced Hero Section */
.hero {
  min-height: 100vh;
  background: linear-gradient(rgba(228, 178, 14, 0.8), rgba(62, 221, 230, 0.8)), url(../assets/images/banner.png) no-repeat center center;
  background-size: 40px 40px;
  background-position: 0 0, 20px 20px;
  background-attachment: fixed;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-blue);
}

.hero img {
  /* Make the image fill the aspect ratio container */
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  /* Ensures the image covers the area without stretching */
  object-fit: cover; 
  display: block;
  border-radius: calc(var(--radius-lg) - 10px); 
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: var(--space-xl) 0;
}

.hero-content h1 {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  margin-bottom: var(--space-md);
  line-height: 1.2;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2xl);
  opacity: 0.95;
  line-height: 2.4;
}

/* Enhanced CTA Button */
.cta-button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--color-accent);
  color: var(--color-gray-900);
  padding: var(--space-lg) var(--space-2xl);
  text-decoration: none;
  border-radius: var(--radius-full);
  font-size: var(--font-size-lg);
  font-weight: 600;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-lg);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  opacity: 0.9;
}

.cta-button:hover,
.cta-button:focus {
  background: var(--color-white);
  color: var(--color-primary);
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

/* Hero Stats */
.hero-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
  opacity: 0.9;
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
}

.stat-label {
  font-size: var(--font-size-sm);
  opacity: 0.9;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Enhanced Services Section */
.services {
  padding: var(--section-padding) 0;
  background: var(--color-gray-50);
  display: inline-flex;
}

.section-title {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-2xl);
  line-height: 1.2;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

.service-card {
  background: var(--color-white);
  padding: var(--card-padding);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  border: 1px solid var(--color-gray-200);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(238, 241, 18, 0.2), transparent);
  transition: left var(--transition-slow);
}

.service-card:hover::before {
  left: 100%;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.service-icon {
  font-size: var(--font-size-4xl);
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
  transition: all var(--transition-normal);
}

.service-card:hover .service-icon {
  color: var(--color-accent);
  transform: scale(1.1);
}

.service-card h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-gray-800);
  margin-bottom: var(--space-md);
  line-height: 1.3;
}

.service-card p {
  color: var(--color-gray-600);
  line-height: 1.6;
  font-size: var(--font-size-base);
}

/* Enhanced About Section */
.about {
  padding: var(--section-padding) 0;
  background: var(--color-white);
  display: inline-flex;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.about-text h2 {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
  line-height: 1.2;
}

.about-text p {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  margin-bottom: var(--space-lg);
  line-height: 1.7;
}

.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-xl);
  justify-content: center;
}

.badge {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--color-secondary);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-full);
  color: var(--color-primary);
  font-weight: 500;
  font-size: var(--font-size-sm);
  border: 1px solid rgba(33, 128, 133, 0.2);
  transition: all var(--transition-fast);
}

.badge:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-1px);
}

.image-placeholder {
  background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-gray-100) 100%);
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  text-align: center;
  border: 2px dashed var(--color-primary);
  transition: all var(--transition-normal);
  /* KEY: Aspect Ratio Setup (16:9 - Default for desktop) */
  position: relative;
  /* (9 / 16) * 100% = 56.25% */
  padding-top: 56.25%; 
  height: 0; 
  overflow: hidden;
}

.image-placeholder:hover {
  border-color: var(--color-accent);
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-gray-50) 100%);
}

.image-placeholder i {
  font-size: var(--font-size-4xl);
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.image-placeholder img {
  /* Make the image fill the aspect ratio container */
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  /* Ensures the image covers the area without stretching */
  object-fit: cover; 
  display: block;
  border-radius: calc(var(--radius-lg) - 10px); 
}

.placeholder-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.placeholder-subtitle {
  color: var(--color-gray-600);
  font-size: var(--font-size-base);
}

/* Enhanced Contact Section */
.contact {
  padding: var(--section-padding) 0;
  background: var(--color-primary);
  color: var(--color-white);
}

.contact-title {
  color: var(--color-white) !important;
  text-align: center;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

.contact-item:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-4px);
}

.contact-item i {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-md);
  color: var(--color-accent);
}

.contact-item h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.contact-item .contact-link {
  color: var(--color-white);
  font-size: var(--font-size-lg);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.contact-item .contact-link:hover,
.contact-item .contact-link:focus {
  color: var(--color-accent);
}

/* Enhanced WhatsApp Float Button */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  background: #25D366;
  color: var(--color-white);
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  text-decoration: none;
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.whatsapp-float:hover,
.whatsapp-float:focus {
  transform: scale(1.1);
  background: #128C7E;
  color: var(--color-white);
}

.whatsapp-text {
  position: absolute;
  right: 70px;
  background: var(--color-blue);
  color: var(--color-white);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

.whatsapp-float:hover .whatsapp-text,
.whatsapp-float:focus .whatsapp-text {
  opacity: 1;
  visibility: visible;
}

/* Enhanced Footer */
.footer {
  background: var(--color-gray-800);
  color: var(--color-gray-200);
  text-align: center;
  padding: var(--space-2xl) 0;
}

.footer p {
  margin-bottom: var(--space-sm);
}

/* RESPONSIVE BREAKPOINTS */

/* Extra Small Devices (Portrait phones, less than 576px) */
@media (max-width: 575.98px) {
  .logo {
    padding-right: 20px;
  }
  
  .container {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-green);
    padding: var(--space-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    gap: var(--space-md);
  }

  .nav-link {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .contact-info {
    flex-direction: column;
    gap: var(--space-sm);
    margin-left: 20px;
  }

  .contact-email {
    display: none;
  }

  .hero {
    min-height: 100vh;
    padding-top: 95px;
  }

  .hero-content {
    height: 650px;
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-lg);
    height: 40vh;
    line-height: 4;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .service-card {
    padding: var(--space-lg);
  }

  .about-content {
    gap: var(--space-xl);
  }

  .trust-badges {
    justify-content: center;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .whatsapp-float {
    width: 50px;
    height: 50px;
    font-size: var(--font-size-xl);
    bottom: var(--space-lg);
    right: var(--space-lg);
  }

  .whatsapp-text {
    display: none;
  }
}

/* Small devices (Landscape phones, 576px and up) */
@media (min-width: 576px) and (max-width: 767.98px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-stats {
    flex-wrap: wrap;
    justify-content: center;
  }

  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Medium devices (Tablets, 768px and up) */
@media (min-width: 768px) {
  .header {
    padding: var(--space-lg) 0;
  }

  .mobile-menu-toggle {
    display: none;
  }

  .nav-menu {
    position: static;
    background: transparent;
    padding: 0;
    transform: none;
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: row;
  }

  .contact-info {
    flex-direction: row;
  }

  .contact-email {
    display: flex;
  }

  .hero-stats {
    flex-direction: row;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-content {
    grid-template-columns: 1fr 1fr;
  }

  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Large devices (Desktops, 992px and up) */
@media (min-width: 992px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .contact-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Extra large devices (Large desktops, 1200px and up) */
@media (min-width: 1200px) {
  .container {    
    max-width: 100%;
  }

}

/* Print Styles */
@media print {
  .header,
  .whatsapp-float,
  .mobile-menu-toggle {
    display: none !important;
  }

  .hero {
    min-height: auto;
    padding: 40px 0;
  }

  .hero-content h1 {
    color: var(--color-gray-800) !important;
  }

  .section-title {
    color: var(--color-gray-800) !important;
  }

  a {
    text-decoration: underline;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .service-card,
  .contact-item {
    border: 2px solid var(--color-gray-800);
  }

  .cta-button {
    border: 2px solid var(--color-gray-800);
  }
}

/* Focus Styles for Better Accessibility */
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Loading States */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

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

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease-out forwards;
}

.pulse {
  animation: pulse 2s infinite;
}