/* Shared Styles for SignalBoat Web */

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: #333;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
header {
  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
  color: white;
  padding: 1rem 0;
  position: relative;
  overflow: visible;
  z-index: 100;
}

.header-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 20"><defs><pattern id="wave" x="0" y="0" width="100" height="20" patternUnits="userSpaceOnUse"><path d="M0 10 Q25 0 50 10 T100 10 V20 H0 Z" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="20" fill="url(%23wave)"/></svg>')
    repeat-x;
  animation: wave 3s ease-in-out infinite;
}

@keyframes wave {
  0%,
  100% {
    transform: translateX(0);
  }
  50% {
    transform: translateX(-50px);
  }
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 200;
}

.logo {
  display: flex;
  align-items: center;
  font-size: 1.8rem;
  font-weight: bold;
}

.logo-icon {
  width: 40px;
  height: 40px;
  margin-right: 10px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.logo-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

/* Navigation Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  transition: all 0.3s ease;
  position: relative;
}

.nav-links a:hover {
  color: white;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.nav-links a.active {
  background: rgba(255, 255, 255, 0.2);
}

.lang-switcher {
  display: flex;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 25px;
  padding: 0.5rem;
  backdrop-filter: blur(10px);
}

.lang-btn {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.7);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.lang-btn.active {
  background: rgba(255, 255, 255, 0.2);
  color: white;
}

.lang-btn:hover {
  color: white;
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 5px;
  transition: background 0.3s ease;
}

.mobile-menu-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* Footer */
footer {
  background: #2c3e50;
  color: white;
  padding: 3rem 0 1rem;
  margin-top: auto;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  color: #ecf0f1;
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.footer-section p,
.footer-section a {
  color: #bdc3c7;
  text-decoration: none;
  line-height: 1.6;
}

.footer-section a:hover {
  color: #3498db;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid #34495e;
  padding-top: 1rem;
  text-align: center;
  color: #95a5a6;
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    height: 100vh;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    flex-direction: column;
    justify-content: flex-start;
    padding: 2rem;
    transition: right 0.3s ease;
    z-index: 1000;
  }

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

  .nav-links {
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
  }

  .nav-links a {
    display: block;
    padding: 1rem;
    font-size: 1.1rem;
  }

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

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

/* Language switching functionality */
.lang-content {
  display: none;
}

.lang-content.active {
  display: block;
}