:root {
  --primary-color: #004a99;
  --secondary-color: #f57c00;
  --text-color: #212529;
  --light-bg: #f8f9fa;
  --white: #ffffff;
  --glass-bg: rgba(255, 255, 255, 0.8);
  --glass-border: rgba(255, 255, 255, 0.3);
  --shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--light-bg);
  color: var(--text-color);
  line-height: 1.6;
}

/* Navbar */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 1rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition);
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-color);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-color);
  font-weight: 500;
  transition: var(--transition);
}

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

.lang-selector {
  display: flex;
  gap: 0.5rem;
}

.lang-btn {
  background: none;
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
  padding: 0.2rem 0.5rem;
  cursor: pointer;
  border-radius: 4px;
  font-size: 0.8rem;
  transition: var(--transition);
}

.lang-btn.active,
.lang-btn:hover {
  background: var(--primary-color);
  color: var(--white);
}

/* Sections */
section {
  padding: 100px 10%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--primary-color), #002c5c);
  color: var(--white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  animation: fadeInUp 1s ease;
}

.hero p {
  font-size: 1.25rem;
  max-width: 800px;
  margin: 0 auto 2rem;
  opacity: 0.9;
}

/* Cards */
#services .grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--glass-border);
  margin-top: 3rem;
  /* Added to separate from section titles */
}

.card:hover {
  transform: translateY(-10px);
}

.card p {
  text-align: justify;
}

.card h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

/* Routes Section */
.routes-map {
  background: #fff;
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  margin-top: 2rem;
}

/* Contact */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

input,
textarea {
  padding: 1rem;
  border: 1px solid #ddd;
  border-radius: 8px;
  background: var(--white);
}

button[type="submit"] {
  background: var(--secondary-color);
  color: var(--white);
  padding: 1rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
}

button[type="submit"]:hover {
  background: #e67300;
}

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

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

.toast {
  background: var(--white);
  padding: 1rem 2rem;
  border-radius: 8px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  margin-bottom: 10px;
  border-left: 4px solid var(--secondary-color);
  animation: slideIn 0.3s ease-out;
  font-weight: 500;
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }

  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.stagger-in>* {
  opacity: 0;
  transform: translateY(20px);
}

.stagger-in.visible>* {
  animation: fadeInUp 0.5s ease-out forwards;
}

.stagger-in.visible>*:nth-child(1) {
  animation-delay: 0.1s;
}

.stagger-in.visible>*:nth-child(2) {
  animation-delay: 0.2s;
}

.stagger-in.visible>*:nth-child(3) {
  animation-delay: 0.3s;
}

.stagger-in.visible>*:nth-child(4) {
  animation-delay: 0.4s;
}

/* Responsive */
.nav-links.active {
  display: flex !important;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: var(--white);
  padding: 2rem;
  box-shadow: var(--shadow);
}

/* Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--primary-color);
  border-radius: 2px;
  transition: var(--transition);
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
  }
}

.lang-selector {
  display: flex;
  gap: 0.5rem;
}

/* Stats Section */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  padding: 4rem 0;
  text-align: center;
}

.stat-item h3 {
  font-size: 3rem;
  color: var(--secondary-color);
  margin-bottom: 0.5rem;
}

.stat-item p {
  font-weight: 500;
  color: var(--text-color);
}

/* FAQ Accordion */
.faq-container {
  max-width: 800px;
  margin: 3rem auto;
}

.faq-item {
  background: var(--white);
  border-radius: 12px;
  margin-bottom: 1rem;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.faq-question {
  padding: 1.5rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}

.faq-answer {
  padding: 0 1.5rem 1.5rem;
  display: none;
  border-top: 1px solid #eee;
  padding-top: 1.5rem;
  color: #555;
  line-height: 1.6;
}

/* WhatsApp Float */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: #25d366;
  color: white;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  z-index: 1000;
  transition: var(--transition);
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.1) rotate(10deg);
}

/* Certifications */
.certs {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
  padding: 2rem 0;
}

.certs img {
  height: 60px;
  filter: grayscale(1);
  opacity: 0.7;
  transition: var(--transition);
}

.certs img:hover {
  filter: grayscale(0);
  opacity: 1;
}

footer {
  background: var(--primary-color);
  color: var(--white);
  padding: 3rem 5%;
  text-align: center;
}

footer p {
  margin: 0.5rem 0;
}