:root {
  --primary-color: #7289da;
  --secondary-color: #00ffff;
  --dark-bg: #0f1923;
  --card-bg: rgba(47, 49, 54, 0.9);
  --text-color: #ffffff;
  --border-color: #4a4d52;
  --input-bg: #2c2f33;
  --placeholder-color: #b0b3b8;
  --success-color: #28a745;
  --error-color: #dc3545;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background-color: var(--dark-bg);
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

.main-wrapper {
  flex: 1;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  position: relative;
  z-index: 1;
}

#particles-js {
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 0;
  pointer-events: none;
}

.main-title {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  color: var(--text-color);
  text-align: center;
  margin: 0.625rem 0 1.25rem;
  text-shadow: 0.125rem 0.125rem 0.25rem rgba(0, 0, 0, 0.5);
  font-weight: 600;
  line-height: 1.2;
}

.dashboard-container {
  width: 100%;
  max-width: 62.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.main-content {
  padding: 1.25rem;
  width: 100%;
  max-width: 50rem;
}

.login-container {
  display: flex;
  background-color: var(--card-bg);
  border-radius: 0.625rem;
  padding: 1.25rem;
  box-shadow: 0 0.25rem 0.5rem rgba(0, 0, 0, 0.2);
  width: 100%;
  max-width: 50rem;
  backdrop-filter: blur(0.5rem);
  -webkit-backdrop-filter: blur(0.5rem);
  border: 0.0625rem solid rgba(255, 255, 255, 0.1);
}

.info-container {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding-right: 2.5rem;
  border-right: 0.0625rem solid var(--border-color);
}

.info-container i {
  color: var(--primary-color);
  font-size: 8em;
  transition: transform 0.3s ease;
}

.form-container {
  flex: 2;
  padding-left: 2.5rem;
}

.form-container h2 {
  margin-bottom: 1.875rem;
  color: var(--primary-color);
  text-align: center;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  position: relative;
}

.form-group label {
  margin-bottom: 0.5rem;
  font-weight: 600;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.form-group input {
  padding: 0.75rem;
  border: 0.0625rem solid var(--border-color);
  border-radius: 0.3125rem;
  background-color: var(--input-bg);
  color: var(--text-color);
  font-size: 1rem;
  transition: all 0.3s ease;
  width: 100%;
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.125rem rgba(114, 137, 218, 0.3);
}

.form-group input::placeholder {
  color: var(--placeholder-color);
  opacity: 1;
}

.btn-login {
  padding: 0.75rem 1.25rem;
  background-color: var(--primary-color);
  color: var(--text-color);
  border: none;
  border-radius: 0.3125rem;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 1.25rem;
  font-size: 1.1rem;
  font-weight: 600;
  width: 100%;
}

.btn-login:hover, .btn-login:focus {
  background-color: #5a6fb2;
  transform: translateY(-0.0625rem);
}

.btn-login:active {
  transform: translateY(0.0625rem);
}

.auth-footer {
  margin-top: 1.875rem;
  text-align: center;
}

.auth-link {
  color: var(--primary-color);
  font-size: 1rem;
}

.auth-link a {
  color: var(--primary-color);
  text-decoration: none;
  transition: all 0.2s ease;
}

.auth-link a:hover, .auth-link a:focus {
  text-decoration: underline;
  opacity: 0.9;
}

.success-message,
.error-message {
  padding: 0.9375rem;
  margin-bottom: 1.25rem;
  border-radius: 0.25rem;
  text-align: center;
  font-size: 1rem;
  animation: fadeIn 0.5s ease;
}

.success-message {
  background-color: rgba(40, 167, 69, 0.2);
  color: var(--success-color);
  border: 0.0625rem solid rgba(40, 167, 69, 0.3);
}

.error-message {
  background-color: rgba(220, 53, 69, 0.2);
  color: var(--error-color);
  border: 0.0625rem solid rgba(220, 53, 69, 0.3);
}

.privacy-notice {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  max-width: 18.75rem;
  background-color: var(--card-bg);
  border-radius: 0.625rem;
  padding: 0.9375rem;
  font-size: 0.75rem;
  line-height: 1.3;
  color: var(--text-color);
  box-shadow: 0 0.125rem 0.625rem rgba(0, 0, 0, 0.2);
  z-index: 1000;
  transition: all 0.3s ease;
  opacity: 0.7;
  text-align: justify;
  word-break: break-word;
  overflow-y: auto;
  max-height: 80vh;
  border: 0.0625rem solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(0.5rem);
  -webkit-backdrop-filter: blur(0.5rem);
}

.privacy-notice:hover {
  opacity: 1;
  transform: translateY(-0.3125rem);
}

.privacy-notice-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 0.625rem;
  text-align: center;
}

.privacy-notice-icon {
  display: inline-block;
  margin-right: 0.3125rem;
  color: var(--primary-color);
}

.privacy-notice p {
  margin-bottom: 0.5rem;
}

.privacy-notice-contact {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.625rem;
  gap: 0.3125rem;
}

.faq-link {
  text-align: center;
  margin-top: 1.25rem;
}

.faq-link a {
  color: var(--primary-color);
  text-decoration: none;
  font-size: 1.1rem;
  transition: all 0.2s ease;
}

.faq-link a:hover, .faq-link a:focus {
  text-decoration: underline;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-0.625rem); }
  to { opacity: 1; transform: translateY(0); }
}

/* Media Queries */
@media (max-width: 62rem) {
  .login-container {
    flex-direction: column;
    padding: 1.875rem;
  }

  .info-container {
    border-right: none;
    border-bottom: 0.0625rem solid var(--border-color);
    padding-right: 0;
    padding-bottom: 1.875rem;
    margin-bottom: 1.875rem;
  }

  .form-container {
    padding-left: 0;
  }

  .info-container i {
    font-size: 6em;
  }
}

@media (max-width: 48rem) {
  .main-wrapper {
    padding: 1.25rem;
  }

  .main-content {
    padding: 0.625rem;
  }

  .login-container {
    padding: 1.25rem;
  }

  .info-container i {
    font-size: 5em;
  }
}

@media (max-width: 30rem) {
  html {
    font-size: 14px;
  }

  .privacy-notice {
    position: static;
    max-width: 100%;
    margin: 1.25rem auto;
    opacity: 1;
  }

  .form-group input {
    padding: 0.625rem;
  }

  .btn-login {
    padding: 0.625rem 1rem;
  }
}

/* Dark mode preference */
@media (prefers-color-scheme: dark) {
  :root {
    --dark-bg: #0a101a;
    --card-bg: rgba(32, 34, 37, 0.95);
  }
}

/* Print styles */
@media print {
  body {
    background: white;
    color: black;
  }

  .login-container {
    box-shadow: none;
    border: 0.0625rem solid #ddd;
  }

  #particles-js, .privacy-notice {
    display: none;
  }
}