/**
 * Real Su Deposu Temizlik ve Dezenfektan
 * Futuristic CSS with Dark Mode Support
 * Modern, Responsive, Glassmorphism Design
 */

/* ========================================
   CSS Variables (Light & Dark Mode)
   ======================================== */
:root {
  /* Colors - Light Mode */
  --primary-color: #0066CC;
  --secondary-color: #00CCFF;
  --accent-color: #FF6600;
  --text-color: #1a1a1a;
  --text-secondary: #666666;
  --bg-color: #ffffff;
  --bg-secondary: #f8f9fa;
  --border-color: #e0e0e0;
  --shadow: rgba(0, 0, 0, 0.1);
  --shadow-lg: rgba(0, 0, 0, 0.15);

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #0066CC 0%, #00CCFF 100%);
  --gradient-secondary: linear-gradient(135deg, #00CCFF 0%, #0066CC 100%);
  --gradient-accent: linear-gradient(135deg, #FF6600 0%, #FF9933 100%);

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2rem;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal: 1040;
  --z-tooltip: 1050;
}

/* Dark Mode Variables */
[data-theme="dark"] {
  --primary-color: #3399FF;
  --secondary-color: #00FFFF;
  --accent-color: #FF8833;
  --text-color: #ffffff;
  --text-secondary: #b0b0b0;
  --bg-color: #0a0a0a;
  --bg-secondary: #1a1a1a;
  --border-color: #333333;
  --shadow: rgba(0, 0, 0, 0.3);
  --shadow-lg: rgba(0, 0, 0, 0.5);
}

/* ========================================
   Base Styles
   ======================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  color: var(--text-color);
  background-color: var(--bg-color);
  line-height: 1.6;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

p {
  margin-bottom: var(--spacing-sm);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--secondary-color);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ========================================
   Container & Layout
   ======================================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.main-content {
  min-height: 100vh;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #ffffff;
  box-shadow: 0 4px 15px var(--shadow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow-lg);
}

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

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

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

.btn-outline:hover {
  background: var(--bg-secondary);
  border-color: var(--primary-color);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn-xl {
  padding: 1.25rem 2.5rem;
  font-size: 1.25rem;
}

/* ========================================
   Dark Mode Toggle
   ======================================== */
.dark-mode-toggle {
  position: fixed;
  top: 100px;
  right: 20px;
  z-index: var(--z-fixed);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px var(--shadow);
  transition: all var(--transition-normal);
}

.dark-mode-toggle:hover {
  transform: scale(1.1);
}

.dark-mode-toggle .sun-icon,
.dark-mode-toggle .moon-icon {
  position: absolute;
  color: #ffffff;
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.dark-mode-toggle .moon-icon {
  opacity: 0;
  transform: rotate(90deg);
}

[data-theme="dark"] .dark-mode-toggle .sun-icon {
  opacity: 0;
  transform: rotate(-90deg);
}

[data-theme="dark"] .dark-mode-toggle .moon-icon {
  opacity: 1;
  transform: rotate(0deg);
}

/* ========================================
   Floating Buttons (WhatsApp & Call)
   ======================================== */
.whatsapp-button,
.call-button {
  position: fixed;
  bottom: 30px;
  z-index: var(--z-fixed);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-xl);
  font-weight: 600;
  box-shadow: 0 4px 20px var(--shadow-lg);
  transition: all var(--transition-normal);
  animation: pulse 2s infinite;
}

.whatsapp-button {
  right: 30px;
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #ffffff;
}

.call-button {
  right: 30px;
  bottom: 100px;
  background: white;
  color: var(--primary-color);
  border: 3px solid var(--primary-color);
  box-shadow: 0 4px 20px rgba(0, 102, 204, 0.3);
}

[data-theme="dark"] .call-button {
  background: var(--gradient-accent);
  color: #ffffff;
  border: none;
}

.whatsapp-button:hover,
.call-button:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 6px 25px var(--shadow-lg);
  animation: none;
}

@keyframes pulse {

  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.05);
  }
}

/* Mobile: Show only icons */
@media (max-width: 768px) {

  .whatsapp-button span,
  .call-button span {
    display: none;
  }

  .whatsapp-button,
  .call-button {
    width: 60px;
    height: 60px;
    padding: 0;
    justify-content: center;
    border-radius: 50%;
  }

  .call-button {
    bottom: 110px;
  }
}

/* ========================================
   Header & Navigation
   ======================================== */
.main-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

[data-theme="dark"] .main-header {
  background: rgba(10, 10, 10, 0.95);
}

.navbar {
  padding: 0.5rem 0;
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
}

.logo {
  display: flex;
  flex-direction: column;
  font-family: var(--font-heading);
}

.logo-text {
  font-size: 1.75rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-subtitle {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-md);
  align-items: center;
}

.nav-menu a {
  color: var(--text-color);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-menu a:hover {
  background: var(--bg-secondary);
  color: var(--primary-color);
}

.has-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-normal);
  list-style: none;
  padding: var(--spacing-xs);
  margin-top: var(--spacing-xs);
}

.has-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li {
  margin: 0;
}

.dropdown-menu a {
  display: block;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-color);
  border-radius: 3px;
  transition: all var(--transition-normal);
}

/* Mobile Navigation */
@media (max-width: 968px) {
  .mobile-menu-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 70px;
    right: -100%;
    width: 280px;
    height: calc(100vh - 70px);
    background: var(--bg-color);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--spacing-lg);
    box-shadow: -5px 0 20px var(--shadow);
    transition: right var(--transition-normal);
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-cta {
    width: 100%;
    justify-content: center;
  }

  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background: var(--bg-secondary);
    margin-top: var(--spacing-xs);
  }
}

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