/* Strim - Modern UI with Dark Mode */

:root {
  /* Light mode variables */
  --bg-primary: #f8f9fa;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f3f5;
  --text-primary: #212529;
  --text-secondary: #495057;
  --text-muted: #6c757d;
  --border-color: #dee2e6;
  --accent-color: #FC4C02; /* Strava orange */
  --accent-hover: #FF6A33;
  --success-color: #20c997;
  --error-color: #fa5252;
  --info-color: #339af0;
  --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  --transition: all 0.3s ease;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  
  /* Components */
  --input-bg: #ffffff;
  --input-border: #ced4da;
  --input-focus: #339af0;
  --button-hover: rgba(0, 0, 0, 0.05);
  --chart-grid: rgba(0, 0, 0, 0.1);
  --hover-color: rgba(0, 0, 0, 0.03);
  --selected-bg: rgba(252, 76, 2, 0.15);
}

[data-theme="dark"] {
  /* Dark mode variables */
  --bg-primary: #121212;
  --bg-secondary: #1e1e1e;
  --bg-tertiary: #252525;
  --text-primary: #e9ecef;
  --text-secondary: #ced4da;
  --text-muted: #adb5bd;
  --border-color: #343a40;
  --accent-color: #FF6A33; /* Slightly brighter orange for dark mode */
  --accent-hover: #FF8A53;
  --success-color: #12b886;
  --error-color: #e03131;
  --info-color: #228be6;
  --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  
  /* Components */
  --input-bg: #2a2a2a;
  --input-border: #495057;
  --input-focus: #339af0;
  --button-hover: rgba(255, 255, 255, 0.05);
  --chart-grid: rgba(255, 255, 255, 0.1);
  --hover-color: rgba(255, 255, 255, 0.05);
  --selected-bg: rgba(255, 106, 51, 0.25);
}

/* Base styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Inter', sans-serif;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: var(--transition);
  justify-content: center;
}

/* Theme toggle */
.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 100;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.theme-toggle:hover {
  transform: scale(1.05);
}

.theme-toggle i {
  color: var(--text-primary);
  font-size: 18px;
}

/* Authentication Section */
#authSection {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 2rem;
  padding-bottom: 6rem;
}

.auth-container {
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  box-shadow: var(--box-shadow);
  padding: 3rem;
  width: 100%;
  max-width: 500px;
  text-align: center;
  transition: var(--transition);
}

.logo {
  max-width: 180px;
  height: auto;
  margin-bottom: 1.5rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.logo:hover {
  transform: scale(1.02);
}

.auth-tagline {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-weight: 500;
}

.strava-login-button {
  max-width: 240px;
  height: auto;
  cursor: pointer;
  margin-bottom: 2rem;
  transition: var(--transition);
  border-radius: var(--radius-sm);
}

.strava-login-button:hover {
  transform: scale(1.02);
}

.auth-info {
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  line-height: 1.5;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Main container */
.container {
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  box-shadow: var(--box-shadow);
  width: 90%;
  max-width: 1000px;
  margin: 2rem auto;
  padding: 2rem;
  transition: var(--transition);
}

/* Logo container in activity section */
.logo-container {
  text-align: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.logo-container .logo {
  max-width: 150px;
  height: auto;
  margin: 0 auto;
  transition: var(--transition);
}

/* Header */
.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.header-container h2 {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--accent-color);
  margin: 0;
}

#logoutButton {
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  border: none;
  border-radius: var(--radius-md);
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition);
}

#logoutButton:hover {
  background-color: var(--bg-tertiary);
  color: var(--accent-color);
}

/* Table styles */
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 0 0 1px var(--border-color);
}

th {
  text-align: left;
  padding: 1rem;
  background-color: var(--bg-tertiary);
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  position: relative;
}

td {
  padding: 1rem;
  border-top: 1px solid var(--border-color);
  vertical-align: middle;
  color: var(--text-primary);
  transition: var(--transition);
}

tr {
  transition: var(--transition);
}

tr:hover {
  background-color: var(--hover-color);
}

tr.selected {
  background-color: var(--selected-bg);
  border-left: 3px solid var(--accent-color);
  font-weight: 500;
}

td a {
  color: var(--text-primary);
  text-decoration: none;
  transition: var(--transition);
}

td a:hover {
  color: var(--accent-color);
}

/* Custom radio buttons */
input[type="radio"] {
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
  background-color: var(--input-bg);
  cursor: pointer;
  position: relative;
  transition: var(--transition);
  display: inline-block;
  vertical-align: middle;
}

input[type="radio"]:checked {
  border-color: var(--accent-color);
  background-color: var(--input-bg);
  box-shadow: 0 0 0 2px rgba(252, 76, 2, 0.2);
}

input[type="radio"]:checked::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--accent-color);
  transform: translate(-50%, -50%);
}

input[type="radio"]:hover {
  border-color: var(--accent-color);
}

/* Activity options */
.activity-options {
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.activity-option {
  display: flex;
  align-items: center;
}

.activity-option label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  color: var(--text-primary);
  cursor: pointer;
}

/* Custom checkboxes */
input[type="checkbox"] {
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--border-color);
  background-color: var(--input-bg);
  cursor: pointer;
  position: relative;
  transition: var(--transition);
}

input[type="checkbox"]:checked {
  border-color: var(--accent-color);
  background-color: var(--accent-color);
}

input[type="checkbox"]:checked::before {
  content: '✓';
  position: absolute;
  color: white;
  font-size: 14px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

input[type="checkbox"]:hover:not(:disabled) {
  border-color: var(--accent-color);
}

input[type="checkbox"]:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* Input containers */
#distanceInputContainer, #timeInputContainer {
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-top: 0.5rem;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  width: 100%;
}

/* When both inputs are visible, arrange them side by side on larger screens */
@media (min-width: 768px) {
  .input-containers-wrapper {
    display: flex;
    gap: 1rem;
    width: 100%;
  }
  
  .input-containers-wrapper #distanceInputContainer,
  .input-containers-wrapper #timeInputContainer {
    flex: 1;
  }
}

#distanceInputContainer:focus-within, #timeInputContainer:focus-within {
  border-color: var(--accent-color);
}

#distanceInputContainer label, #timeInputContainer label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

#newDistance, #newTime {
  width: 100%;
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--input-border);
  background-color: var(--input-bg);
  color: var(--text-primary);
  font-size: 1rem;
  outline: none;
  transition: var(--transition);
}

#newDistance:focus, #newTime:focus {
  border-color: var(--input-focus);
  box-shadow: 0 0 0 2px rgba(51, 154, 240, 0.2);
}

/* Trim button */
#trimActivityButton {
  display: block;
  width: 100%;
  padding: 1rem;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  background-color: var(--accent-color);
  color: white;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  transition: var(--transition);
}

#trimActivityButton:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
}

#trimActivityButton:active {
  transform: translateY(0);
}

#trimActivityButton:disabled {
  background-color: #cccccc;
  cursor: not-allowed;
}

#trimActivityButton i {
  margin-right: 8px;
}

/* Secondary button */
.secondary-button {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.5rem;
  margin-top: 1rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  width: 100%;
}

.secondary-button:hover {
  background-color: var(--button-hover);
  transform: translateY(-1px);
}

.secondary-button:active {
  transform: translateY(0);
}

.secondary-button i {
  margin-right: 8px;
}

/* Steps section */
.steps {
  max-width: 1000px;
  margin: 2rem auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}

.step {
  position: relative;
  margin-bottom: 1rem;
  padding: 1rem 1rem 1rem 3rem;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.step:hover {
  transform: translateY(-2px);
}

.step-number {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--accent-color);
  color: white;
  font-weight: 600;
  font-size: 0.9rem;
}

/* Warning message */
.warning-message {
  background-color: rgba(var(--error-color), 0.1);
  border-left: 4px solid var(--error-color);
  border-radius: var(--radius-sm);
  padding: 1rem;
  margin: 1rem auto;
  max-width: 1000px;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-primary);
}

.warning-message i {
  color: var(--error-color);
  font-size: 1.25rem;
}

.warning-message.hidden {
  display: none;
}

/* Footer */
.footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  padding: 1.5rem;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
}

.creator-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.creator-info a:not(.github-link) {
  color: var(--accent-color);
  text-decoration: none;
  transition: var(--transition);
}

.creator-info a:not(.github-link):hover {
  text-decoration: underline;
}

.github-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  transition: var(--transition);
  text-decoration: none;
}

.github-link i {
  font-size: 1.1rem;
}

.github-link:hover {
  background-color: var(--accent-color);
  color: white;
  transform: rotate(360deg);
}

.strava-logo {
  height: 24px;
  opacity: 0.8;
  transition: var(--transition);
}

.strava-logo:hover {
  opacity: 1;
}

/* Messages */
#message {
  position: fixed;
  top: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--box-shadow);
  color: white;
  font-size: 0.95rem;
  max-width: calc(100% - 2rem);
  z-index: 1000;
  opacity: 0;
  animation: fadeIn 0.3s ease forwards;
}

@keyframes fadeIn {
  to { opacity: 1; }
}

@keyframes fadeOut {
  to { opacity: 0; }
}

.fadeOut {
  animation: fadeOut 0.3s ease forwards;
}

#message.success {
  background-color: var(--success-color);
}

#message.error {
  background-color: var(--error-color);
}

#message.info {
  background-color: var(--info-color);
}

#message a {
  color: white;
  text-decoration: underline;
  margin-left: 0.5rem;
}

#message a:hover {
  text-decoration: none;
}

.hidden {
  display: none !important;
}

/* Visualization styles */
.visualization-container {
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  margin: 1.5rem 0;
  padding: 1.5rem;
  box-shadow: var(--box-shadow);
}

.visualization-container h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.graph-container {
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.graph-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.graph-header h4 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.graph-controls {
  display: flex;
  gap: 0.5rem;
}

.toggle-button {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 0.3rem 0.5rem;
  display: flex;
  align-items: center;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-primary);
}

.toggle-option {
  padding: 0.25rem 0.75rem;
  border-radius: 16px;
  transition: var(--transition);
}

.toggle-option.active {
  background-color: var(--accent-color);
  color: white;
  font-weight: 500;
}

.canvas-container {
  position: relative;
  height: 250px;
  margin-bottom: 1rem;
}

.trim-markers {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

.trim-marker {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--accent-color);
  cursor: ew-resize;
  pointer-events: auto;
}

.trim-marker::before {
  content: '';
  position: absolute;
  top: 10px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--accent-color);
  transform: translateX(-50%);
  box-shadow: 0 0 0 2px var(--bg-secondary);
}

.start-marker {
  left: 20%;
}

.start-marker::before {
  left: 50%;
}

.end-marker {
  right: 20%;
}

.end-marker::before {
  left: 50%;
}

.graph-legend {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border-color);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.legend-color {
  width: 16px;
  height: 16px;
  border-radius: 4px;
}

.legend-marker {
  position: relative;
  width: 20px;
  height: 20px;
}

.legend-marker::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 2px;
  height: 16px;
  background-color: var(--accent-color);
  transform: translate(-50%, -50%);
}

.legend-marker::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-color);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 2px var(--bg-secondary);
}

.trim-markers-legend .legend-marker::after {
  transform: translate(-50%, -50%);
}

.comparison-container {
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.comparison-container h4 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.comparison-table {
  width: 100%;
}

.comparison-header, .comparison-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 1rem;
  padding: 0.75rem 0;
}

.comparison-header {
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border-color);
}

.comparison-row {
  border-bottom: 1px solid var(--border-color);
}

.comparison-row:last-child {
  border-bottom: none;
}

.metric-label {
  font-weight: 500;
}

.original-value {
  color: var(--text-secondary);
}

.edited-value {
  color: var(--accent-color);
  font-weight: 500;
}

.difference {
  font-weight: 500;
}

.difference.positive {
  color: var(--success-color);
}

.difference.negative {
  color: var(--error-color);
}

/* Responsive design */
@media (max-width: 768px) {
  .comparison-header, .comparison-row {
    grid-template-columns: 1fr 1fr 1fr 1fr;
    font-size: 0.85rem;
  }
  
  .canvas-container {
    height: 200px;
  }
  
  .graph-legend {
    flex-direction: column;
    gap: 0.5rem;
  }
}

@media (max-width: 480px) {
  .graph-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }
  
  .comparison-header, .comparison-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
    row-gap: 0.75rem;
  }
  
  .canvas-container {
    height: 180px;
  }
  
  .container, .steps {
    width: 95%;
    padding: 1.25rem;
  }
  
  .auth-container {
    padding: 2rem 1.25rem;
  }
  
  .header-container {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }
  
  th, td {
    padding: 0.75rem 0.5rem;
    font-size: 0.85rem;
  }
  
  #logoutButton {
    width: 100%;
  }
  
  .step {
    padding: 0.75rem 0.75rem 0.75rem 2.5rem;
  }
}

/* Strava links */
.strava-view-link {
  color: var(--accent-color) !important;
  text-decoration: none;
  transition: var(--transition);
  font-weight: 500;
}

.strava-view-link:hover {
  text-decoration: underline;
}

/* Show recent activities button */
.show-recent-button {
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.show-recent-button:hover {
  background-color: var(--bg-secondary);
  color: var(--accent-color);
  border-color: var(--accent-color);
}

.show-recent-button i {
  font-size: 1rem;
}

/* No data message styling */
.no-data-message {
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  padding: 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 1.5rem 0;
}

.no-data-message h3 {
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  font-size: 1.2rem;
  font-weight: 600;
}

.no-data-message p {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  max-width: 500px;
  line-height: 1.5;
}