/*!
 * SiGesCil - Estilos para páginas de autenticación
 * Login, Forgot Password, Reset Password, Messages
 * Versión: 1.0.0
 */

:root {
  --login-primary: #007bff;
  --login-primary-dark: #0056b3;
  --login-warning: #ffc107;
  --login-warning-dark: #e0a800;
  --login-success: #28a745;
  --login-success-dark: #218838;
  --login-danger: #dc3545;
  --login-danger-dark: #c82333;
  --login-card-bg: rgba(255, 255, 255, 0.95);
  --login-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url('../img/login.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
}

body::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.596);
  z-index: 0;
}

.login-container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 500px;
  padding: 20px;
}

.login-container.login-small {
  max-width: 420px;
}

.login-card {
  background: var(--login-card-bg);
  border-radius: 20px;
  box-shadow: var(--login-shadow);
  overflow: hidden;
  backdrop-filter: blur(10px);
  animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.login-header {
  background: linear-gradient(135deg, var(--login-primary) 0%, var(--login-primary-dark) 100%);
  padding: 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.login-header.header-warning {
  background: linear-gradient(135deg, var(--login-warning) 0%, var(--login-warning-dark) 100%);
}

.login-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
}

.login-logo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.login-logo.logo-float {
  animation: logoFloat 3s ease-in-out infinite;
}

@keyframes logoFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.login-body {
  padding: 40px 30px;
}

.login-title {
  font-size: 24px;
  font-weight: 600;
  color: #2d3748;
  text-align: center;
  margin-bottom: 12px;
  position: relative;
}

.login-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 3px;
  background: linear-gradient(90deg, var(--login-primary), var(--login-primary-dark));
  border-radius: 2px;
}

.login-title.no-underline::after {
  display: none;
}

.login-subtitle {
  font-size: 14px;
  color: #718096;
  text-align: center;
  margin-bottom: 30px;
  line-height: 1.6;
}

.form-group {
  margin-bottom: 20px;
  position: relative;
}

.form-label {
  font-size: 13px;
  font-weight: 500;
  color: #4a5568;
  margin-bottom: 8px;
  display: block;
}

.input-wrapper {
  position: relative;
}

.form-control {
  height: 50px;
  border: 2px solid #e2e8f0;
  border-radius: 12px;
  padding: 12px 50px 12px 20px;
  font-size: 15px;
  transition: all 0.3s ease;
  background: #f8f9fa;
}

.form-control:focus {
  border-color: var(--login-primary);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(0, 123, 255, 0.1);
  outline: none;
}

.input-icon {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: #a0aec0;
  font-size: 16px;
  pointer-events: none;
  transition: color 0.3s ease;
  cursor: pointer;
}

.input-icon.toggle-password {
  pointer-events: all;
}

.form-control:focus + .input-icon {
  color: var(--login-primary);
}

.btn-login {
  width: 100%;
  height: 50px;
  background: linear-gradient(135deg, var(--login-primary) 0%, var(--login-primary-dark) 100%);
  border: none;
  border-radius: 12px;
  color: white;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 123, 255, 0.4);
  position: relative;
  overflow: hidden;
}

.btn-login::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 0.5s;
}

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

.btn-login:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 123, 255, 0.5);
}

.btn-login:active {
  transform: translateY(0);
}

.btn-login:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.forgot-link,
.back-link {
  color: var(--login-primary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.forgot-link:hover,
.back-link:hover {
  color: var(--login-primary-dark);
  text-decoration: underline;
}

.back-link.btn-style {
  padding: 10px 20px;
  border: 2px solid var(--login-primary);
  border-radius: 10px;
  text-decoration: none;
}

.back-link.btn-style:hover {
  color: white;
  background: var(--login-primary);
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
}

.alert-error {
  background: linear-gradient(135deg, var(--login-danger) 0%, var(--login-danger-dark) 100%);
  color: white;
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 14px;
  margin-bottom: 20px;
  border: none;
  box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
  animation: shake 0.5s;
}

.alert-success {
  background: linear-gradient(135deg, var(--login-success) 0%, var(--login-success-dark) 100%);
  color: white;
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 14px;
  margin-bottom: 20px;
  border: none;
  box-shadow: 0 4px 12px rgba(40, 167, 69, 0.3);
}

.alert-warning {
  background: linear-gradient(135deg, var(--login-warning) 0%, var(--login-warning-dark) 100%);
  color: #856404;
  padding: 16px 20px;
  border-radius: 12px;
  font-size: 14px;
  margin-bottom: 25px;
  border: none;
  box-shadow: 0 4px 12px rgba(255, 193, 7, 0.3);
  display: flex;
  align-items: center;
  gap: 12px;
}

.alert-warning i {
  font-size: 20px;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-10px); }
  75% { transform: translateX(10px); }
}

.login-footer {
  background: #f8f9fa;
  padding: 20px;
  text-align: center;
  font-size: 12px;
  color: #6c757d;
  border-top: 1px solid #e2e8f0;
}

.password-strength {
  font-size: 12px;
  margin-top: 5px;
  color: #718096;
}

.password-strength.weak {
  color: #dc3545;
}

.password-strength.medium {
  color: #ffc107;
}

.password-strength.strong {
  color: #28a745;
}

.message-icon {
  font-size: 64px;
  color: var(--login-warning);
  margin-bottom: 20px;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

@media (max-width: 576px) {
  .login-container {
    padding: 15px;
  }

  .login-body {
    padding: 30px 20px;
  }

  .login-title {
    font-size: 20px;
  }

  .form-control {
    height: 48px;
  }

  .btn-login {
    height: 48px;
  }

  .message-icon {
    font-size: 48px;
  }
}