/* Variables - Esquema Azul Profissional */
:root {
  --primary-dark: #2c3e50;       /* Azul petróleo (header/main color) */
  --primary-blue: #2980b9;       /* Azul principal (botões primários) */
  --secondary-blue: #3498db;     /* Azul médio (botões secundários) */
  --light-blue: #e6f2fa;         /* Azul claro (hover) */
  --light-gray: #ecf0f1;         /* Cinza claro (backgrounds) */
  --dark-text: #2c3e50;          /* Texto escuro */
  --success-blue: #2c82c9;       /* Azul sucesso */
  --danger-red: #e74c3c;         /* Vermelho (erro/perigo) */
  --warning-yellow: #f39c12;     /* Amarelo (aviso) */
  --border-radius: 8px;
  --box-shadow: 0 0 10px rgba(0, 0, 0, 0.05);
  --transition: all 0.3s ease;
}

/* Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

html {
  height: 100%;
}

body {
  background-color: var(--light-gray);
  color: var(--dark-text);
  line-height: 1.6;
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

/* Layout Structure */
main {
  flex: 1;
  display: flex;
  padding: 2rem 0;
}

.register-container {
  display: flex;
  width: 100%;
  min-height: 100%;
}

.register-left {
  flex: 1;
  display: flex;
  padding: 2rem;
  background-color: white;
  overflow-y: auto;
  justify-content: center;
  align-items: center;
}

.register-content {
  width: 100%;
  max-width: 500px;
  margin: auto;
  padding: 2rem;
  background: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

/* Form Elements */
.register-form {
  margin-top: 1.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--primary-dark);
}

.form-group label i {
  color: var(--primary-blue);
  width: 20px;
  text-align: center;
}

.form-group input {
  width: 100%;
  padding: 0.8rem 1rem 0.8rem 3rem;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus {
  border-color: var(--secondary-blue);
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
  outline: none;
}

.password-input {
  position: relative;
}

.password-input i {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--dark-text);
  cursor: pointer;
  opacity: 0.7;
}

.password-input i:hover {
  opacity: 1;
}

/* Button */
.register-btn {
  width: 100%;
  padding: 0.8rem 1.5rem;
  background-color: var(--primary-blue);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.register-btn:hover {
  background-color: var(--secondary-blue);
  transform: translateY(-2px);
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
}

/* Header Content */
.register-content h1 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  color: var(--primary-dark);
  position: relative;
  padding-bottom: 0.5rem;
}

.register-content h1::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--secondary-blue);
}

.register-content h1 i {
  margin-right: 0.5rem;
  color: var(--primary-blue);
}

.register-content p {
  color: var(--dark-text);
  opacity: 0.8;
  margin-bottom: 1.5rem;
}

/* Right Panel */
.register-right {
  flex: 1;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-blue));
  color: white;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}

.register-info {
  max-width: 500px;
}

.register-info h2 {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.register-info h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--secondary-blue);
}

.register-info p {
  font-size: 1rem;
  margin-bottom: 1rem;
  opacity: 0.9;
}

.register-info ul {
  list-style: none;
  margin-bottom: 2rem;
}

.register-info ul li {
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
}

.register-info ul li i {
  color: var(--secondary-blue);
}

/* Utility Classes */
.login-link {
  text-align: center;
  margin-top: 1.5rem;
  color: var(--dark-text);
  opacity: 0.8;
  font-size: 0.9rem;
}

.login-link a {
  color: var(--primary-blue);
  text-decoration: none;
  font-weight: 600;
}

.login-link a:hover {
  text-decoration: underline;
}

.alert {
  padding: 0.8rem 1rem;
  border-radius: var(--border-radius);
  margin-bottom: 1.5rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.alert.error {
  background-color: rgba(231, 76, 60, 0.1);
  color: var(--danger-red);
  border-left: 4px solid var(--danger-red);
}

/* Responsive Adjustments */
@media (max-width: 992px) {
  .register-right {
    display: none;
  }
  
  .register-left {
    padding: 1.5rem;
  }
}

@media (max-width: 768px) {
  main {
    padding: 1rem 0;
  }
  
  .register-content {
    padding: 1.5rem;
  }
  
  .register-content h1 {
    font-size: 1.5rem;
  }
}

@media (max-width: 576px) {
  .register-left {
    padding: 1rem;
  }
  
  .form-group input {
    padding: 0.8rem 1rem 0.8rem 2.5rem;
  }
  
  .register-btn {
    padding: 0.8rem;
  }
}