:root {
  --primary: #1a5f7a;
  --primary-dark: #134b61;
  --secondary: #607d8b;
  --secondary-dark: #455a64;
  --success: #2e7d32;
  --danger: #c62828;
  --warning: #f9a825;
  --light: #f5f9fc;
  --dark: #1a5f7a;
  --gray: #78909c;
  --gray-light: #eceff1;
  --gray-dark: #263238;
  --body-bg: #f5f9fc;
  --card-bg: #ffffff;
  --text-color: #263238;
  --accent: #ffc107;
  --accent-dark: #ffb300;
  --box-shadow: 0 4px 12px rgba(26, 95, 122, 0.1);
  --border-radius: 4px;
  --transition: all 0.3s ease;
  --border-color: #cfd8dc;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-color);
  background-color: var(--body-bg);
  line-height: 1.6;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.app-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  background-color: var(--primary);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 200;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: white;
}

.logo i {
  font-size: 1.8rem;
}

.logo h1 {
  font-size: 1.5rem;
  font-weight: 600;
}

.nav-container {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.main-navigation {
  display: none; /* Hidden by default, shown when logged in */
}

.main-navigation.active {
  display: flex;
  gap: 1.5rem;
}

.nav-button {
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  font-weight: 500;
  padding: 0.5rem;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}

.nav-button:hover, 
.nav-button.active {
  border-bottom: 2px solid var(--accent);
}

.user-controls {
  display: flex;
  gap: 1rem;
}

.user-greeting {
  color: var(--accent);
  font-weight: 600;
  padding: 0.5rem;
  border-left: 3px solid var(--accent);
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

main {
  flex: 1;
  padding: 2rem;
  padding-bottom: 3rem;
  padding-top: 5.5rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.btn {
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn i {
  font-size: 1rem;
}

.primary-btn {
  background-color: var(--accent);
  color: var(--dark);
  text-transform: uppercase;
  font-weight: bold;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 5px rgba(255, 193, 7, 0.3);
}

.primary-btn:hover {
  background-color: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(255, 193, 7, 0.4);
}

.secondary-btn {
  background-color: var(--primary);
  color: white;
  border: none;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 5px rgba(26, 95, 122, 0.2);
}

.secondary-btn:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(26, 95, 122, 0.3);
}

.view {
  display: none;
}

.view.active {
  display: block;
}

/* Navigation styles now in header section */

.hero {
  text-align: center;
  margin-bottom: 3rem;
  padding: 3rem 1rem;
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.hero h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--dark);
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  color: var(--gray);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.feature {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  text-align: center;
  transition: var(--transition);
  border-top: 3px solid var(--accent);
}

.feature:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(26, 95, 122, 0.15);
}

.feature i {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.feature h3 {
  margin-bottom: 1rem;
  font-size: 1.3rem;
}

.auth-form {
  max-width: 450px;
  margin: 0 auto;
  padding: 2.5rem;
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  border-top: 4px solid var(--accent);
}

.auth-form h2 {
  text-align: center;
  margin-bottom: 2rem;
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--gray-light);
  font-size: 1rem;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.auth-form button {
  width: 100%;
  padding: 0.75rem;
  margin-top: 1rem;
}

.auth-form p {
  text-align: center;
  margin-top: 1.5rem;
}

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

.auth-form a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.forgot-password {
  font-size: 0.85rem;
  display: inline-block;
  margin-top: -10px;
  margin-bottom: 10px;
}

.text-right {
  text-align: right;
}

.container {
  background-color: white;
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  margin-bottom: 2rem;
}

.slot-entry {
  display: grid;
  grid-template-columns: 1fr 1fr 100px auto;
  gap: 1rem;
  margin-bottom: 1rem;
  align-items: center;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  margin-top: 2rem;
}

.appointment-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.appointment-card {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 1.5rem;
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid var(--gray-light);
  position: relative;
  overflow: hidden;
}

.appointment-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 5px;
  height: 100%;
  background-color: var(--primary);
}

.appointment-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(26, 95, 122, 0.15);
}

.appointment-card h3 {
  margin-bottom: 0.75rem;
  font-size: 1.3rem;
}

.appointment-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--gray-light);
}

.slots-count {
  font-size: 0.9rem;
  padding: 0.25rem 0.5rem;
  background-color: var(--light);
  border-radius: 20px;
}

.appointment-slots {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.slot-card {
  padding: 1.25rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--gray-light);
  background-color: white;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.slot-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.slot-card:hover:not(.booked) {
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(26, 95, 122, 0.15);
}

.slot-card:hover:not(.booked)::after {
  transform: scaleX(1);
}

.slot-card.booked {
  background-color: var(--gray-light);
  cursor: not-allowed;
}

.slot-card .date-time {
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.slot-card .duration {
  font-size: 0.9rem;
  color: var(--gray);
}

.slot-card .book-btn {
  margin-top: 1rem;
  width: 100%;
}

.direct-link {
  margin-top: 0.5rem;
  font-size: 0.8rem;
  text-align: center;
}

.direct-link-text {
  color: var(--gray);
  text-decoration: none;
  display: inline-block;
  padding: 0.2rem 0;
}

.direct-link-text:hover {
  color: var(--primary);
  text-decoration: underline;
}

.slot-card .booked-by {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--gray-dark);
}

.series-info {
  margin-bottom: 2rem;
}

.series-actions {
  margin-bottom: 2rem;
}

.share-link {
  display: flex;
  margin-top: 1rem;
  border: 1px solid var(--gray-light);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.share-link input {
  flex: 1;
  padding: 0.75rem;
  border: none;
  outline: none;
}

.share-link button {
  border-radius: 0;
  padding: 0.75rem 1rem;
}

.confirmation {
  text-align: center;
  padding: 3rem 1rem;
}



/* Switch styling for toggles */
.switch-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--gray-light);
  transition: .4s;
}

.slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: .4s;
}

input:checked + .slider {
  background-color: var(--accent);
}

input:focus + .slider {
  box-shadow: 0 0 1px var(--accent);
}

input:checked + .slider:before {
  transform: translateX(26px);
}

.slider.round {
  border-radius: 24px;
}

.slider.round:before {
  border-radius: 50%;
}

.helper-text {
  font-size: 0.8rem;
  color: var(--gray);
  margin-top: 0.5rem;
}

/* Password overlay */
.password-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.password-prompt {
  background-color: var(--card-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 2rem;
  width: 90%;
  max-width: 500px;
}

/* MFA setup overlay */
.mfa-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.mfa-setup, .mfa-prompt {
  background-color: var(--card-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 2rem;
  width: 90%;
  max-width: 500px;
}

.qr-code {
  display: flex;
  justify-content: center;
  margin: 2rem 0;
}

.qr-code img {
  max-width: 200px;
  height: auto;
}

/* Account settings styles */
.settings-section {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
}

.settings-section:last-child {
  border-bottom: none;
}

.settings-section h3 {
  margin-bottom: 1rem;
}

.section-description {
  margin-bottom: 1rem;
  color: var(--gray);
}

.status-display {
  margin-bottom: 1rem;
}

.status {
  font-weight: bold;
  padding: 3px 8px;
  border-radius: 12px;
}

.status.enabled {
  background-color: var(--success);
  color: white;
}

.status.disabled {
  background-color: var(--gray);
  color: white;
}

/* Container and card styles */
.container {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
}

.appointment-card, .slot-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
}

.feature {
  background-color: var(--card-bg);
}

.auth-form {
  background-color: var(--card-bg);
}

.share-link input, .cancellation-link input {
  background-color: var(--card-bg);
  color: var(--text-color);
}

/* Form input styles */
.form-group input, 
.form-group textarea, 
.form-group select {
  background-color: var(--card-bg);
  color: var(--text-color);
  border-color: var(--border-color);
}

  padding: 3rem 1rem;
}

.confirmation i {
  font-size: 4rem;
  color: var(--success);
  margin-bottom: 1.5rem;
}

.confirmation-details {
  margin: 2rem 0;
}

.confirmation-actions {
  margin-bottom: 2rem;
}

.cancellation-link {
  display: flex;
  max-width: 500px;
  margin: 1rem auto;
  border: 1px solid var(--gray-light);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.cancellation-link input {
  flex: 1;
  padding: 0.75rem;
  border: none;
  outline: none;
}

.admin-only {
  display: none;
}

footer {
  padding: 0.375rem;
  text-align: center;
  background-color: var(--primary);
  color: white;
  border-top: 1px solid var(--accent);
  position: fixed;
  bottom: 0;
  width: 100%;
  z-index: 100;
}

.toast {
  position: fixed;
  top: 1rem;
  right: 1rem;
  width: 350px;
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  overflow: hidden;
  transform: translateX(400px);
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 300;
}

.toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast-content {
  display: flex;
  align-items: center;
  padding: 1rem;
}

.toast-content i {
  margin-right: 1rem;
  font-size: 1.5rem;
}

.toast-content i.fa-check-circle {
  color: var(--success);
}

.toast-content i.fa-exclamation-circle {
  color: var(--danger);
}

.toast-message {
  flex: 1;
}

.toast-progress {
  height: 4px;
  background-color: var(--primary);
  animation: progress 3s linear forwards;
}

@keyframes progress {
  100% {
    width: 0%;
  }
  0% {
    width: 100%;
  }
}

@media (max-width: 768px) {
  header {
    flex-direction: column;
    padding: 0.75rem;
  }

  .logo {
    margin-bottom: 0.5rem;
  }

  .nav-container {
    width: 100%;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .main-navigation {
    width: 100%;
    justify-content: space-between;
  }

  .user-controls {
    width: 100%;
    justify-content: space-between;
  }

  main {
    padding: 1rem;
  }

  .slot-entry {
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }

  .slot-entry .slot-date,
  .slot-entry .slot-time {
    grid-column: span 1;
  }

  .slot-entry .slot-duration {
    grid-column: 1;
  }

  .slot-entry .remove-slot {
    grid-column: 2;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .cta-buttons .btn {
    width: 100%;
    margin-bottom: 0.5rem;
  }

  .form-actions {
    flex-direction: column;
  }

  .form-actions .btn {
    width: 100%;
    margin-bottom: 0.5rem;
  }

  .appointment-slots {
    grid-template-columns: 1fr;
  }

  .toast {
    width: 90%;
    right: 5%;
    max-width: none;
  }

  .share-link, .cancellation-link {
    flex-direction: column;
  }

  .share-link input, .cancellation-link input {
    border-radius: var(--border-radius) var(--border-radius) 0 0;
  }

  .share-link button, .cancellation-link button {
    border-radius: 0 0 var(--border-radius) var(--border-radius);
    width: 100%;
  }
}