:root {
  --color-primary: #0A2540;
  --color-primary-light: #183B5E;
  --color-secondary: #00AEEF;
  --color-accent: #FFD700;
  --color-accent-hover: #E6C200;
  --color-text-main: #333333;
  --color-text-light: #666666;
  --color-text-white: #FFFFFF;
  --color-bg-light: #F9FAFB;
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --spacing-container: 1200px;
}

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

body {
  font-family: var(--font-family);
  color: var(--color-text-main);
  line-height: 1.6;
  background-color: var(--color-text-white);
}

a {
  text-decoration: none;
  color: inherit;
  transition: opacity 0.2s;
}

a:hover {
  opacity: 0.8;
}

ul {
  list-style: none;
}

.container {
  max-width: var(--spacing-container);
  margin: 0 auto;
  padding: 0 20px;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: 3rem;
}

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

h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s, transform 0.1s;
  text-align: center;
}

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

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

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

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

/* Header */
header {
  background-color: var(--color-text-white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-links {
  display: flex;
  gap: 30px;
  align-items: center;
}

.nav-links a {
  color: var(--color-primary);
  font-weight: 500;
}

.mobile-menu-btn {
  display: none;
  font-size: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
}

/* Hero Section */
.hero {
  padding: 80px 0;
  background-color: #000000;
  color: #FFFFFF;
  text-align: left;
  min-height: 600px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-dark header {
  background-color: transparent;
  box-shadow: none;
  position: absolute;
  width: 100%;
}

.hero-dark header .nav-links a {
  color: #FFFFFF;
}

.hero-dark header .logo {
  color: #40E0D0;
  /* Teal color from screenshot */
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 60px;
  padding: 0 20px;
}

.hero-text {
  flex: 1;
  max-width: 600px;
}

.hero h1 {
  color: #FFFFFF;
  font-size: 4.5rem;
  margin-bottom: 30px;
  font-family: serif;
  /* Looks like a serif font in screenshot */
  line-height: 1.1;
}

.hero p {
  font-size: 1.1rem;
  color: #CCCCCC;
  margin-bottom: 40px;
  line-height: 1.6;
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: center;
  position: relative;
}

.hero-image img {
  max-width: 100%;
  height: auto;
  /* Rotate slightly to match dynamic feel if needed, but image itself seems pre-composed */
}

/* App Showcase Section */
.app-showcase-img {
  width: 100%;
  border-radius: 20px;
  /* box-shadow: 0 10px 30px rgba(0,0,0,0.1); */
  /* Optional shadow */
}

.hero-buttons {
  display: flex;
  justify-content: flex-start;
  gap: 20px;
}

.btn-store {
  background-color: transparent;
  border: 1px solid #FFFFFF;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  border-radius: 8px;
}

.btn-store:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

/* Language Toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  font-weight: 500;
  transition: color 0.2s;
}

.hero-dark header .lang-toggle {
  color: #FFFFFF;
}

.hero-dark header .lang-toggle:hover {
  opacity: 0.8;
}


/* Footer */
/* Newsletter Section */
.newsletter-section {
  padding: 80px 0;
  text-align: center;
  background-color: #FFFFFF;
  border-bottom: 1px solid #eee;
}

.newsletter-section h2 {
  font-family: 'Playfair Display', serif;
  font-size: 3rem;
  margin-bottom: 40px;
  color: #000;
}

.newsletter-form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
}

.newsletter-form input {
  flex: 1;
  padding: 15px 20px;
  border: 1px solid #ddd;
  border-right: none;
  font-size: 1rem;
  outline: none;
}

.newsletter-form button {
  background-color: #00C2CB;
  /* Teal color from screenshot */
  color: white;
  border: none;
  padding: 0 30px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Footer */
footer {
  background-color: #FFFFFF;
  color: #333333;
  padding: 80px 0 20px;
  font-size: 0.95rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-bottom: 60px;
}

.footer-col h4 {
  margin-bottom: 25px;
  color: #333;
  font-size: 1.1rem;
  font-weight: 600;
}

.footer-col ul li {
  margin-bottom: 15px;
}

.footer-col a {
  color: #666;
}

.footer-col a:hover {
  color: #00C2CB;
}

.footer-logo-text {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 30px;
  color: #333;
  text-transform: uppercase;
}

.footer-address {
  font-style: normal;
  color: #666;
  line-height: 1.8;
  margin-bottom: 20px;
}

.social-icons {
  display: flex;
  gap: 15px;
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid #eee;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #666;
  transition: all 0.2s;
}

.social-icon:hover {
  border-color: #00C2CB;
  color: #00C2CB;
}

.copyright-bar {
  display: flex;
  justify-content: space-between;
  padding-top: 30px;
  border-top: 1px solid #eee;
  color: #999;
  font-size: 0.9rem;
}

/* Contact Page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  margin-top: 40px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-form label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: #333;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 15px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-family: inherit;
  font-size: 1rem;
  background-color: #f9f9f9;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--color-secondary);
  background-color: #fff;
}

.contact-info h3 {
  margin-bottom: 20px;
  font-size: 1.5rem;
  font-family: 'Playfair Display', serif;
}

.contact-info p {
  margin-bottom: 15px;
  color: #666;
  line-height: 1.6;
}

.contact-info-block {
  margin-bottom: 40px;
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    /* Hide for mobile initially */
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  }

  .nav-links.active {
    display: flex;
  }

  .mobile-menu-btn {
    display: block;
  }

  h1 {
    font-size: 2rem;
  }
}