/* * Root Variables */
:root {
  --primary-color: #4CAF50;
  --primary-dark: #388E3C;
  --primary-light: #81C784;
  --secondary-color: #2196F3;
  --accent-color: #FF9800;
  --text-dark: #1a1a1a;
  --text-light: #666;
  --bg-light: #f8f9fa;
  --white: #ffffff;
  --shadow: rgba(0, 0, 0, 0.1);
  --shadow-hover: rgba(0, 0, 0, 0.15);
  --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
}

/* * Language Toggle */
.lang-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1000;
}

[dir="rtl"] .lang-toggle {
  right: auto;
  left: 20px;
}

#lang-btn {
  background: var(--white);
  border: 2px solid var(--primary-color);
  padding: 10px 20px;
  border-radius: 50px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary-color);
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px var(--shadow);
}

#lang-btn:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow-hover);
}

.lang-icon {
  font-size: 18px;
}

/* * Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--white);
  padding: 1rem 0;
  z-index: 999;
  transition: all 0.3s ease;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.navbar.scrolled {
  padding: 0.5rem 0;
  box-shadow: 0 4px 20px var(--shadow);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.brand-icon {
  font-size: 2rem;
  animation: bounce 2s infinite;
}

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

.nav-links a {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width 0.3s ease;
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-links a:hover {
  color: var(--primary-color);
}

.btn-nav {
  background: var(--gradient-primary);
  color: var(--white) !important;
  padding: 10px 25px;
  border-radius: 50px;
  transition: all 0.3s ease;
}

.btn-nav::after {
  display: none;
}

.btn-nav:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px var(--shadow);
}

/* * Hero Section */
.hero {
  margin-top: 80px;
  background: linear-gradient(135deg, #e3f2fd 0%, #f1f8e9 100%);
  padding: 100px 0 0;
  position: relative;
  overflow: hidden;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  min-height: 600px;
}

.hero-content {
  z-index: 2;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 2rem;
  line-height: 1.6;
}

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

.btn-primary, .btn-secondary {
  padding: 15px 35px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  display: inline-block;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: 0 5px 20px rgba(76, 175, 80, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(76, 175, 80, 0.4);
}

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

.btn-secondary:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-3px);
}

.hero-image {
  position: relative;
  z-index: 1;
}

.hero-image img {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: 20px;
  box-shadow: 0 20px 60px var(--shadow);
  animation: float 6s ease-in-out infinite;
}

/* * Floating Icons */
.floating-icon {
  position: absolute;
  font-size: 2rem;
  animation: float-icon 3s ease-in-out infinite;
  opacity: 0.8;
}

.icon-1 {
  top: 10%;
  left: 5%;
  animation-delay: 0s;
}

.icon-2 {
  top: 20%;
  right: 10%;
  animation-delay: 0.5s;
}

.icon-3 {
  bottom: 30%;
  left: 0;
  animation-delay: 1s;
}

.icon-4 {
  bottom: 20%;
  right: 5%;
  animation-delay: 1.5s;
}

.icon-5 {
  top: 50%;
  right: 0;
  animation-delay: 2s;
}

/* * Wave */
.hero-wave {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  overflow: hidden;
  line-height: 0;
}

.hero-wave svg {
  position: relative;
  display: block;
  width: calc(100% + 1.3px);
  height: 120px;
}

/* * Features Section */
.features {
  padding: 100px 0;
  background: var(--white);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 3rem;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 4rem;
}

.feature-card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 20px;
  text-align: center;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  box-shadow: 0 5px 20px var(--shadow);
}

.feature-card:hover {
  transform: translateY(-10px);
  border-color: var(--primary-color);
  box-shadow: 0 15px 40px var(--shadow-hover);
}

.feature-icon {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  animation: bounce 2s infinite;
}

.feature-card h3 {
  font-size: 1.5rem;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--text-light);
  line-height: 1.8;
}

/* * How It Works Section */
.how-it-works {
  padding: 100px 0;
  background: var(--bg-light);
}

.steps {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  margin-top: 4rem;
  flex-wrap: wrap;
}

.step {
  flex: 1;
  min-width: 250px;
  background: var(--white);
  padding: 2rem;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 5px 20px var(--shadow);
  transition: all 0.3s ease;
}

.step:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px var(--shadow-hover);
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  font-weight: 700;
  margin: 0 auto 1.5rem;
  animation: pulse 2s infinite;
}

.step-content h3 {
  font-size: 1.5rem;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.step-content p {
  color: var(--text-light);
  line-height: 1.8;
}

.step-arrow {
  font-size: 2rem;
  color: var(--primary-color);
  font-weight: 700;
}

/* * CTA Section */
.cta {
  padding: 100px 0;
  background: var(--gradient-primary);
  color: var(--white);
  text-align: center;
}

.cta-content h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.cta-content p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

.btn-cta {
  background: var(--white);
  color: var(--primary-color);
  padding: 15px 40px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.2rem;
  display: inline-block;
  transition: all 0.3s ease;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.btn-cta:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

/* * Footer */
.footer {
  background: var(--text-dark);
  color: var(--white);
  padding: 60px 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-section h4 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: var(--primary-light);
}

.footer-section p {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.8rem;
}

.footer-section ul li a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section ul li a:hover {
  color: var(--primary-light);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
}

/* * Animations */
@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes float-icon {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-15px) rotate(5deg);
  }
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

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

.animate-fade-in {
  animation: fadeIn 1s ease-in;
}

.animate-slide-in {
  animation: slideIn 1s ease-out;
}

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

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

[dir="rtl"] @keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.6s ease-out;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* * Responsive Design */
@media (max-width: 968px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-image {
    order: -1;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .nav-links {
    gap: 1rem;
  }

  .steps {
    flex-direction: column;
  }

  .step-arrow {
    transform: rotate(90deg);
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .nav-links {
    display: none;
  }

  .section-title {
    font-size: 2rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn-primary, .btn-secondary {
    width: 100%;
    text-align: center;
  }
}

/* * RTL Adjustments */
[dir="rtl"] .step-arrow {
  transform: scaleX(-1);
}

[dir="rtl"] .nav-links {
  flex-direction: row-reverse;
}

[dir="rtl"] .hero-buttons {
  flex-direction: row-reverse;
}

@media (max-width: 968px) {
  [dir="rtl"] .step-arrow {
    transform: rotate(90deg);
  }
}