* {
  box-sizing: border-box;
}

/* Prevent zoom on input focus on iOS */
input,
textarea,
select {
  font-size: 16px;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

/* Prevent horizontal scrolling */
html,
body {
  overflow-x: hidden;
  width: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, sans-serif;
  margin: 0;
  padding: 16px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  color: #333;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1 {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  color: white;
  margin: 2.5px 0 30px 0 !important;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

h2 {
  text-align: center;
  font-size: 1.3rem;
  font-weight: 600;
  color: #6e34cf;
  margin: 25px 0 15px 0;
}

#login {
  background: white;
  padding: 30px 20px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  margin: 20px 0;
  text-align: center;
}

#login p {
  font-size: 1.1rem;
  margin-bottom: 20px;
  color: #555;
}

#app {
  background: white;
  padding: 25px 20px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  margin: 20px 0;
}

input {
  width: 100%;
  padding: 16px;
  margin: 8px 0;
  border: 2px solid #e1e5e9;
  border-radius: 12px;
  font-size: 16px;
  transition: border-color 0.3s ease;
  -webkit-appearance: none;
  appearance: none;
  background: white;
  color: #333;
  /* Prevent zoom on iOS */
  transform: scale(1);
}

input:focus {
  outline: none;
  border-color: #6e34cf;
  box-shadow: 0 0 0 3px rgba(110, 52, 207, 0.1);
}

/* Fix for iOS input styling */
input[type="password"] {
  -webkit-text-security: disc;
}

button {
  width: 100%;
  padding: 16px;
  margin-top: 12px;
  border: none;
  background: #6e34cf;
  color: white;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(110, 52, 207, 0.3);
  -webkit-appearance: none;
  appearance: none;
  /* Prevent tap highlight */
  -webkit-tap-highlight-color: transparent;
  /* Ensure minimum touch target size */
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
}

button:hover {
  background: #5d2ba7;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(110, 52, 207, 0.4);
}

button:active {
  transform: translateY(1px);
  box-shadow: 0 2px 8px rgba(110, 52, 207, 0.3);
}

/* Prevent button text selection */
button {
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

.bookmark {
  background: #f8f9fa;
  margin: 5px 0;
  padding: 5px 16px;
  border-radius: 12px;
  border: 1px solid #e9ecef;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: box-shadow 0.3s ease;
}

.bookmark:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.bookmark strong {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: #333;
  word-break: break-word;
  font-weight: normal;
}

.bookmark-header {
  display: flex;
  align-items: center;
  flex: 1;
}

.copy-icon-btn {
  background: #28a745;
  border: none;
  border-radius: 6px;
  padding: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-left: 12px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(40, 167, 69, 0.3);
  -webkit-tap-highlight-color: transparent;
  flex-shrink: 0;
}

.copy-icon-btn:hover {
  background: #218838;
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(40, 167, 69, 0.4);
}

.copy-icon-btn:active {
  transform: translateY(1px);
  box-shadow: 0 1px 4px rgba(40, 167, 69, 0.3);
}

.copy-icon {
  width: 16px;
  height: 16px;
  fill: white;
}

.domain-tile {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: bold;
  color: white;
  text-transform: uppercase;
  margin-right: 12px;
  flex-shrink: 0;
}

.bookmark a {
  display: block;
  text-decoration: none;
  color: #6e34cf;
  font-size: 0.9rem;
  margin-bottom: 15px;
  word-break: break-all;
  line-height: 1.4;
  -webkit-tap-highlight-color: transparent;
  cursor: pointer;
}

.bookmark a:hover {
  color: #5d2ba7;
}

.bookmark .url-hidden {
  color: #999;
  font-style: italic;
}

.bookmark .bookmark-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
  margin-top: 15px;
}

.bookmark .bookmark-actions a {
  font-size: 13px;
  text-decoration: none;
  cursor: pointer;
  margin: 0;
  padding: 8px 0;
  transition: color 0.3s ease;
  -webkit-tap-highlight-color: transparent;
  border-radius: 4px;
  /* Ensure minimum touch target */
  min-height: 32px;
  display: flex;
  align-items: center;
}

.bookmark .bookmark-actions .delete-link {
  color: #dc3545;
}

.bookmark .bookmark-actions .delete-link:hover {
  color: #c82333;
  text-decoration: underline;
}

.bookmark .bookmark-actions .toggle-link {
  color: #6c757d;
}

.bookmark .bookmark-actions .toggle-link:hover {
  color: #5a6268;
  text-decoration: underline;
}

.bookmark button {
  width: 100%;
  background: #6e34cf;
  margin-top: 8px;
  padding: 12px;
  font-size: 14px;
  box-shadow: 0 2px 8px rgba(110, 52, 207, 0.3);
}

.bookmark button:hover {
  background: #5d2ba7;
}

.bookmark button:active {
  background: #4c2085;
}

.action-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 30px;
}

#logout {
  background: #dc3545;
  box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
}

#logout:active {
  background: #c82333;
}

.add-form {
  background: #f8f9fa;
  padding: 5px;
  border-radius: 12px;
  margin-bottom: 5px;
  border: 1px solid #e9ecef;
}

.clear-data {
  text-align: center;
  margin-top: 20px;
}

.clear-data a {
  color: #dc3545;
  text-decoration: none;
  font-size: 14px;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.3s ease;
  -webkit-tap-highlight-color: transparent;
  padding: 8px 16px;
  border-radius: 4px;
  display: inline-block;
  min-height: 32px;
  line-height: 1;
}

.clear-data a:hover {
  opacity: 1;
  text-decoration: underline;
}

/* Import/Export actions styling */
.import-export-actions a:hover {
  color: #5d2ba7 !important;
  text-decoration: underline;
}

/* Hidden file input for import */
#import-file {
  display: none;
}

/* Copy confirmation message */
.copy-confirmation {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: #28a745;
  color: white;
  padding: 16px 24px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(40, 167, 69, 0.4);
  z-index: 1000;
  animation: fadeInOut 1.5s ease-in-out forwards;
  pointer-events: none;
}

@keyframes fadeInOut {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
  }
  20% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
  80% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.8);
  }
}

/* Enhanced mobile responsiveness */
@media (max-width: 768px) {
  body {
    padding: 8px;
  }

  h1 {
    font-size: 1.8rem;
    margin: 3.75px 0 20px 0 !important;
  }

  h2 {
    font-size: 1.2rem;
    margin: 20px 0 12px 0;
  }

  #login,
  #app {
    padding: 20px 16px;
    margin: 12px 0;
    border-radius: 12px;
  }

  .add-form {
    padding: 5px;
    margin-bottom: 10px;
  }

  input {
    padding: 18px 16px;
    font-size: 16px;
    margin: 6px 0;
    border-radius: 8px;
  }

  button {
    padding: 18px 16px;
    font-size: 16px;
    margin-top: 10px;
    border-radius: 8px;
    min-height: 52px;
  }

  .bookmark {
    padding: 5px 16px;
    margin: 5px 0;
    border-radius: 8px;
  }

  .bookmark button {
    padding: 14px;
    font-size: 15px;
    min-height: 48px;
  }

  .bookmark .bookmark-actions {
    flex-direction: row;
    justify-content: flex-start;
    gap: 16px;
    margin-top: 12px;
  }

  .bookmark .bookmark-actions a {
    font-size: 14px;
    padding: 8px 0;
    flex: none;
    text-align: left;
  }

  .action-buttons {
    gap: 16px;
    margin-top: 25px;
  }

  /* Improved logo sizing for mobile */
  .logo-container img {
    max-height: 120px !important;
  }

  .logo-container p {
    font-size: 1rem !important;
    margin: -15px 0 0 0 !important;
  }

  /* Better spacing for instruction box */
  .instruction-box {
    padding: 16px !important;
    margin: 20px 0 !important;
  }

  .instruction-box h3 {
    font-size: 1rem !important;
    margin-bottom: 12px !important;
  }

  .instruction-box p {
    font-size: 0.9rem !important;
    margin-bottom: 8px !important;
  }

  /* Mobile adjustments for copy icon button */
  .copy-icon-btn {
    width: 32px !important;
    height: 32px !important;
    padding: 6px !important;
  }

  .copy-icon {
    width: 14px !important;
    height: 14px !important;
  }
}

/* Extra small screens */
@media (max-width: 480px) {
  body {
    padding: 6px;
  }

  h1 {
    font-size: 1.6rem;
  }

  #login,
  #app {
    padding: 16px 12px;
    margin: 8px 0;
  }

  .add-form {
    padding: 12px;
  }

  input {
    padding: 20px 16px;
    font-size: 16px;
    margin: 8px 0;
  }

  button {
    padding: 20px 16px;
    font-size: 16px;
    min-height: 56px;
  }

  .bookmark {
    padding: 5px 14px;
    margin: 5px 0;
  }

  .bookmark button {
    padding: 16px;
    min-height: 52px;
  }

  .bookmark .bookmark-actions {
    flex-direction: row;
    justify-content: flex-start;
    gap: 16px;
  }

  .bookmark .bookmark-actions a {
    text-align: left;
    padding: 6px 0;
    flex: none;
  }

  .logo-container img {
    max-height: 100px !important;
  }

  .logo-container p {
    font-size: 0.95rem !important;
    margin: -10px 0 0 0 !important;
  }

  /* Smaller copy icon for extra small screens */
  .copy-icon-btn {
    width: 30px !important;
    height: 30px !important;
    padding: 5px !important;
  }

  .copy-icon {
    width: 12px !important;
    height: 12px !important;
  }
}

/* Landscape orientation adjustments */
@media (max-height: 600px) and (orientation: landscape) {
  body {
    padding: 4px;
  }

  .logo-container {
    margin: 10px 0 15px 0 !important;
  }

  .logo-container img {
    max-height: 80px !important;
  }

  .logo-container p {
    font-size: 0.9rem !important;
    margin: -8px 0 0 0 !important;
  }

  h1 {
    font-size: 1.5rem;
    margin: 2.5px 0 15px 0 !important;
  }

  #login,
  #app {
    padding: 12px;
    margin: 6px 0;
  }

  .instruction-box {
    padding: 12px !important;
    margin: 15px 0 !important;
  }
}