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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 50%, #667eea 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")
    repeat;
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) translateX(0px);
  }
  33% {
    transform: translateY(-10px) translateX(5px);
  }
  66% {
    transform: translateY(5px) translateX(-5px);
  }
}

.container {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  border-radius: 25px;
  padding: 50px 40px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15),
    0 0 0 1px rgba(255, 255, 255, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.7);
  width: 100%;
  max-width: 520px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  position: relative;
  overflow: hidden;
}

.container::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #1e3c72, #2a5298, #667eea, #764ba2);
  background-size: 200% 100%;
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%,
  100% {
    background-position: 200% 0;
  }
  50% {
    background-position: -200% 0;
  }
}

.header {
  text-align: center;
  margin-bottom: 40px;
}

.header h1 {
  color: #1e3c72;
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 15px;
  background: linear-gradient(135deg, #1e3c72, #2a5298, #667eea);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  letter-spacing: -0.5px;
}

.header p {
  color: #555;
  font-size: 1.2rem;
  font-weight: 400;
  opacity: 0.8;
  line-height: 1.6;
}

.header .campus-badge {
  display: inline-block;
  background: linear-gradient(135deg, #1e3c72, #2a5298);
  color: white;
  padding: 8px 20px;
  border-radius: 25px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 10px;
  box-shadow: 0 4px 15px rgba(30, 60, 114, 0.3);
}

.form-group {
  margin-bottom: 30px;
  position: relative;
}

.form-label {
  display: block;
  margin-bottom: 12px;
  color: #1e3c72;
  font-weight: 700;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
}

.form-label::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 30px;
  height: 3px;
  background: linear-gradient(90deg, #1e3c72, #2a5298);
  border-radius: 2px;
}

.form-select {
  width: 100%;
  padding: 18px 24px;
  border: 3px solid #e8f0fe;
  border-radius: 15px;
  font-size: 1.1rem;
  background-color: #fff;
  color: #1e3c72;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231e3c72' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6,9 12,15 18,9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 20px center;
  background-size: 24px;
  cursor: pointer;
  font-weight: 500;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.form-select:focus {
  outline: none;
  border-color: #2a5298;
  background-color: #fafbff;
  box-shadow: 0 0 0 4px rgba(42, 82, 152, 0.15), 0 8px 25px rgba(0, 0, 0, 0.1);
  transform: translateY(-3px) scale(1.02);
}

.form-select:hover {
  border-color: #2a5298;
  background-color: #fafbff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}

.form-select option {
  padding: 10px;
  color: #333;
}

.navigate-btn {
  width: 100%;
  padding: 20px;
  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 50%, #667eea 100%);
  color: white;
  border: none;
  border-radius: 15px;
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 12px 30px rgba(30, 60, 114, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

.navigate-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.6s ease;
}

.navigate-btn:hover::before {
  left: 100%;
}

.navigate-btn:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 20px 40px rgba(30, 60, 114, 0.5),
    0 0 0 1px rgba(255, 255, 255, 0.2);
}

.navigate-btn:active {
  transform: translateY(-2px) scale(1.01);
}

.navigate-btn:disabled {
  background: linear-gradient(135deg, #ccc, #bbb);
  cursor: not-allowed;
  transform: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.coordinates-info {
  background: linear-gradient(135deg, #f8fbff 0%, #ebf3ff 100%);
  border-radius: 15px;
  padding: 20px;
  margin-top: 25px;
  border: 2px solid #e8f0fe;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  position: relative;
}

.coordinates-info::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: linear-gradient(180deg, #1e3c72, #2a5298, #667eea);
  border-radius: 0 10px 10px 0;
}

.coordinates-info h3 {
  color: #1e3c72;
  margin-bottom: 15px;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
}

.coordinate-item {
  display: flex;
  justify-content: space-between;
  margin: 8px 0;
  font-size: 0.9rem;
  color: #555;
  font-weight: 500;
}

.coordinate-item span:first-child {
  color: #1e3c72;
  font-weight: 600;
}

.error-message {
  background: #fee;
  color: #c33;
  padding: 10px;
  border-radius: 8px;
  margin-top: 10px;
  border: 1px solid #fcc;
  display: none;
}

@media (max-width: 600px) {
  .container {
    padding: 30px 20px;
    margin: 10px;
  }

  .header h1 {
    font-size: 2rem;
  }
}

.icon {
  width: 20px;
  height: 20px;
  display: inline-block;
  margin-right: 8px;
  vertical-align: middle;
}

.loading {
  display: none;
  margin-left: 10px;
}

.loading::after {
  content: "";
  width: 16px;
  height: 16px;
  border: 2px solid #fff;
  border-top: 2px solid transparent;
  border-radius: 50%;
  display: inline-block;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}