/* CSS Variables - Dark Mode (default) */
:root {
  --color-bg: #0D0D0D;
  --color-bg-elevated: #1A1A1A;
  --color-bg-hover: #262626;
  --color-surface: #1A1A1A;
  --color-border: #333333;
  
  --color-text: #FAFAFA;
  --color-text-secondary: #B3B3B3;
  --color-text-muted: #888888;
  
  --color-primary: #F5C400;
  --color-primary-hover: #FFD633;
  --color-primary-light: rgba(245, 196, 0, 0.15);
  --color-primary-dark: #CC9900;
  
  --color-success: #22c55e;
  --color-danger: #ef4444;
  --color-warning: #F5C400;
  
  --font-family: 'Space Grotesk', 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 20px rgba(245, 196, 0, 0.3);
  
  --transition: 0.2s ease;
  --safe-area-top: env(safe-area-inset-top, 0px);
  --safe-area-bottom: env(safe-area-inset-bottom, 0px);
  
  color-scheme: dark;
}

/* Light Mode */
[data-theme="light"] {
  --color-bg: #FAFAFA;
  --color-bg-elevated: #FFFFFF;
  --color-bg-hover: #F0F0F0;
  --color-surface: #FFFFFF;
  --color-border: #E5E5E5;
  
  --color-text: #171717;
  --color-text-secondary: #404040;
  --color-text-muted: #707070;
  
  --color-primary: #D4A800;
  --color-primary-hover: #B89000;
  --color-primary-light: rgba(212, 168, 0, 0.12);
  --color-primary-dark: #997A00;
  
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 20px rgba(212, 168, 0, 0.25);
  
  color-scheme: light;
}

/* System preference - auto detect */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --color-bg: #FAFAFA;
    --color-bg-elevated: #FFFFFF;
    --color-bg-hover: #F0F0F0;
    --color-surface: #FFFFFF;
    --color-border: #E5E5E5;
    
    --color-text: #171717;
    --color-text-secondary: #404040;
    --color-text-muted: #707070;
    
    --color-primary: #D4A800;
    --color-primary-hover: #B89000;
    --color-primary-light: rgba(212, 168, 0, 0.12);
    --color-primary-dark: #997A00;
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 20px rgba(212, 168, 0, 0.25);
    
    color-scheme: light;
  }
}

/* Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-family);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
}

input, button, textarea {
  font-family: inherit;
  font-size: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

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

/* Utilities */
.hidden {
  display: none !important;
}

/* Screens */
.screen {
  min-height: 100vh;
  min-height: 100dvh;
}

/* Auth Screen */
/* Auth Screen - Beautiful Centered Modal */
#auth-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  position: fixed;
  inset: 0;
  background: rgba(13, 13, 13, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 500;
}

.auth-container {
  width: 100%;
  max-width: 360px;
  position: relative;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-xl);
  padding: 32px 28px;
  box-shadow: 
    0 0 0 1px rgba(255, 255, 255, 0.06),
    0 24px 48px -12px rgba(0, 0, 0, 0.5),
    0 0 80px -20px rgba(245, 196, 0, 0.15);
  animation: authSlideIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes authSlideIn {
  from {
    opacity: 0;
    transform: scale(0.96) translateY(8px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.auth-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  color: var(--color-text-muted);
  opacity: 0.7;
  transition: all 0.2s ease;
}

.auth-close:hover {
  color: var(--color-text);
  opacity: 1;
}

.auth-header {
  text-align: center;
  margin-bottom: 24px;
}

.logo {
  display: flex;
  justify-content: center;
  margin-bottom: 12px;
}

.logo svg {
  filter: drop-shadow(0 4px 16px rgba(245, 196, 0, 0.3));
}

.auth-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--color-text);
  letter-spacing: -0.03em;
}

.tagline {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Email input styling */
.input-group input {
  width: 100%;
  padding: 14px 18px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  font-size: 1rem;
  transition: all 0.2s ease;
}

.input-group input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(245, 196, 0, 0.15);
}

.input-group input::placeholder {
  color: var(--color-text-muted);
}

/* Auth Methods */
#auth-methods {
  text-align: center;
}

#auth-methods .auth-email-display {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(245, 196, 0, 0.1);
  border-radius: var(--radius-full);
  margin-bottom: 20px;
  font-size: 0.9rem;
}

.auth-email-display {
  color: var(--color-primary);
  font-weight: 500;
  word-break: break-all;
}

.auth-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Button loading state */
.btn.loading {
  position: relative;
  pointer-events: none;
}

.btn.loading span,
.btn.loading svg {
  opacity: 0;
}

.btn.loading::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-right-color: currentColor;
  border-radius: 50%;
  animation: btnSpin 0.6s linear infinite;
}

.btn-primary.loading::after {
  border-top-color: var(--color-bg);
  border-right-color: var(--color-bg);
}

@keyframes btnSpin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* OTP Form Styles */
#otp-form {
  text-align: center;
}

.otp-message {
  text-align: center;
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 8px;
}

.otp-message .auth-email-display {
  display: block;
  margin-top: 4px;
  font-size: 0.95rem;
}

.otp-inputs {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin: 20px 0;
}

.otp-inputs input {
  width: 48px;
  height: 58px;
  text-align: center;
  font-size: 1.5rem;
  font-weight: 700;
  font-family: 'SF Mono', Monaco, Consolas, monospace;
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  transition: all 0.15s ease;
  caret-color: var(--color-primary);
}

.otp-inputs input::placeholder {
  color: var(--color-text-muted);
  opacity: 0.5;
}

.otp-inputs input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--color-bg);
  box-shadow: 0 0 0 3px rgba(245, 196, 0, 0.15);
}

.otp-inputs input:focus::placeholder {
  opacity: 0;
}

.otp-inputs input:not(:placeholder-shown) {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-bg);
}

/* Shake animation for errors */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

.otp-inputs input.shake {
  animation: shake 0.4s ease;
  border-color: #ef4444 !important;
  background: rgba(239, 68, 68, 0.1) !important;
  color: var(--color-text) !important;
}

.remember-me {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  color: var(--color-text-secondary);
  justify-content: center;
  font-size: 0.9rem;
  margin-top: 4px;
}

.remember-me input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

/* Back button styling */
#back-btn {
  margin-top: 12px;
}

/* Resend button styling */
#resend-btn {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

#resend-btn:not(:disabled):hover {
  color: var(--color-primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--color-primary);
  color: #0D0D0D;
  font-weight: 700;
}

.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--color-bg-hover);
  border-color: var(--color-text-muted);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  font-weight: 600;
}

.btn-outline:hover:not(:disabled) {
  background: var(--color-primary);
  color: #0D0D0D;
}

.btn-danger {
  background: var(--color-danger);
  color: white;
}

.btn-danger:hover:not(:disabled) {
  background: #dc2626;
}

.btn-link {
  color: var(--color-text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.9rem;
  transition: var(--transition);
}

.btn-link:hover {
  color: var(--color-text);
}

.icon-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: var(--transition);
}

.icon-btn:hover {
  background: var(--color-bg-hover);
  color: var(--color-text);
}

/* Main Screen */
#main-screen {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  order: 1;
}

/* Header (mobile only) */
.app-header {
  display: flex;
  align-items: center;
  padding: 8px 12px;
  padding-top: calc(8px + var(--safe-area-top));
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Task Input */
.task-input-container {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.task-input-container .task-input {
  flex: 1;
}

.task-input {
  display: flex;
  gap: 8px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 4px 4px 4px 16px;
  border: 2px solid transparent;
  transition: var(--transition);
}

.task-input:focus-within {
  border-color: var(--color-primary);
}

.task-input input {
  flex: 1;
  background: none;
  border: none;
  color: var(--color-text);
  padding: 8px 0;
}

.task-input input:focus {
  outline: none;
}

.task-input input::placeholder {
  color: var(--color-text-muted);
}

.task-input .icon-btn {
  color: var(--color-primary);
}

/* Tasks Container */
.tasks-container {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  padding-bottom: calc(16px + var(--safe-area-bottom));
}

/* Tasks List */
.tasks-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Task Item */
.task-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: transform 0.2s cubic-bezier(0.2, 0, 0, 1), 
              background 0.15s ease, 
              box-shadow 0.2s ease,
              border-color 0.15s ease,
              opacity 0.15s ease;
  cursor: grab;
  touch-action: none;
  position: relative;
}

.task-item:hover {
  background: var(--color-bg-elevated);
}

/* Dragging state - the item being dragged */
.task-item.dragging {
  opacity: 0.95;
  transform: scale(1.02) rotate(1deg);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35), 0 0 0 1px var(--color-primary);
  background: var(--color-bg-elevated);
  border-color: var(--color-primary);
  z-index: 100;
  cursor: grabbing;
}

/* Items shifting to make room */
.task-item.shift-down {
  transform: translateY(60px);
}

.task-item.shift-up {
  transform: translateY(-60px);
}

/* Drop indicator */
.task-item.drop-above::before {
  content: '';
  position: absolute;
  top: -5px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
  box-shadow: 0 0 8px var(--color-primary);
}

.task-item.drop-below::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
  box-shadow: 0 0 8px var(--color-primary);
}

.task-item.completed {
  opacity: 0.6;
  cursor: default;
}

.task-checkbox {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-text-secondary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 2px;
}

.task-checkbox:hover {
  border-color: var(--color-primary);
}

.task-item.completed .task-checkbox {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.task-checkbox svg {
  width: 14px;
  height: 14px;
  stroke: var(--color-text-dark);
  opacity: 0;
  transition: var(--transition);
}

.task-item.completed .task-checkbox svg {
  opacity: 1;
}

.task-content {
  flex: 1;
  min-width: 0;
  cursor: pointer;
  transition: color 0.2s ease;
}

.task-content:hover .task-title {
  color: var(--color-primary);
}

.task-title {
  font-weight: 500;
  word-break: break-word;
  transition: color 0.2s ease, transform 0.2s ease;
}

.task-item.completed .task-title {
  text-decoration: line-through;
  color: var(--color-text-muted);
}

.task-title-animate-complete {
  animation: taskTitleComplete 0.35s ease;
}

.task-title-animate-reopen {
  animation: taskTitleReopen 0.35s ease;
}

@keyframes taskTitleComplete {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.04);
    color: var(--color-primary);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes taskTitleReopen {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(0.97);
    color: var(--color-primary);
  }
  100% {
    transform: scale(1);
  }
}

.task-meta {
  display: flex;
  gap: 8px;
  margin-top: 4px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Empty State */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 24px;
  text-align: center;
  color: var(--color-text-muted);
}

.empty-state svg {
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state h3 {
  color: var(--color-text);
  margin-bottom: 4px;
}

/* Completed Section */
/* Selection Toolbar */
.selection-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--color-bg-elevated);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.selection-toolbar.hidden {
  display: none;
}

.selection-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.select-all-checkbox {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  cursor: pointer;
}

.select-all-checkbox input {
  width: 20px;
  height: 20px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

#selection-count {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.selection-actions {
  display: flex;
  gap: 8px;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.85rem;
}

.btn-danger {
  background: var(--color-danger);
  color: white;
  border: none;
}

.btn-danger:hover {
  background: #dc2626;
}

/* Task Selection Checkbox */
.task-select-checkbox {
  display: none;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-right: 8px;
}

.task-select-checkbox input {
  width: 100%;
  height: 100%;
  accent-color: var(--color-primary);
  cursor: pointer;
}

body.selection-mode .task-select-checkbox {
  display: block;
}

body.selection-mode .task-checkbox {
  display: none;
}

body.selection-mode .task-item {
  cursor: pointer;
}

body.selection-mode .task-item.selected {
  background: var(--color-primary-alpha);
  border-color: var(--color-primary);
}

body.selection-mode .task-content {
  cursor: default;
}

body.selection-mode .task-content:hover .task-title {
  color: inherit;
}

/* Select mode button active state */
body.selection-mode #select-mode-btn {
  background: var(--color-primary);
  color: var(--color-text-dark);
}

/* Hide select mode button in focus mode */
body.focus-mode #select-mode-btn {
  display: none;
}

/* Completed Section */
.completed-section {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.completed-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.completed-header .completed-toggle {
  margin-bottom: 0;
}

#clear-completed-btn {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

#clear-completed-btn:hover {
  color: var(--color-danger);
}

.completed-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 12px;
  transition: var(--transition);
}

.completed-toggle:hover {
  color: var(--color-text);
}

.completed-toggle svg {
  transition: var(--transition);
}

.completed-toggle.expanded svg {
  transform: rotate(180deg);
}

.completed-list {
  opacity: 0.7;
}

/* Sidebar */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100%;
  background: var(--color-bg-elevated);
  z-index: 200;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  padding-top: var(--safe-area-top);
}

.sidebar.open {
  transform: translateX(0);
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  gap: 12px;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
}

.sidebar-logo svg {
  flex-shrink: 0;
}

.sidebar-header h2 {
  font-size: 1.1rem;
  font-weight: 600;
}

.sidebar-header-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.lists-nav {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}

.list-item {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  flex-wrap: nowrap !important;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: var(--transition);
  width: 100%;
  text-align: left;
}

.list-item:hover {
  background: var(--color-bg-hover);
  color: var(--color-text);
}

.list-item.active {
  background: var(--color-primary);
  color: #0D0D0D;
  font-weight: 600;
}

.list-icon {
  width: 20px;
  height: 20px;
  min-width: 20px;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.list-icon svg {
  width: 20px;
  height: 20px;
  display: block;
}

.list-name {
  flex: 1;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: inline !important;
}

.list-count {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  background: var(--color-bg);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.sidebar-footer {
  border-top: 1px solid var(--color-border);
  padding: 8px;
}

.add-list-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px;
  color: var(--color-text-secondary);
  transition: var(--transition);
  width: 100%;
  border-radius: var(--radius-md);
  margin-bottom: 8px;
}

.add-list-btn:hover {
  color: var(--color-primary);
  background: var(--color-bg-hover);
}

/* Theme Toggle Switch */
.theme-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background 0.2s ease;
}

.theme-toggle-btn:hover {
  background: var(--color-bg-hover);
}

.theme-toggle-track {
  position: relative;
  width: 44px;
  height: 24px;
  background: var(--color-border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5px;
  transition: background 0.3s ease;
}

.theme-toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  background: var(--color-primary);
  border-radius: 50%;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.theme-icon-sun,
.theme-icon-moon {
  z-index: 1;
  transition: opacity 0.2s ease, color 0.2s ease;
}

/* Dark mode (default) - moon active, thumb on left */
.theme-icon-sun {
  color: var(--color-text-muted);
  opacity: 0.5;
}

.theme-icon-moon {
  color: var(--color-text);
}

/* Light mode - sun active, thumb on right */
[data-theme="light"] .theme-toggle-thumb {
  transform: translateX(20px);
}

[data-theme="light"] .theme-icon-sun {
  color: var(--color-text);
  opacity: 1;
}

[data-theme="light"] .theme-icon-moon {
  color: var(--color-text-muted);
  opacity: 0.5;
}

/* Light mode modal overlays */
[data-theme="light"] #auth-screen {
  background: rgba(0, 0, 0, 0.5);
}

[data-theme="light"] .modal {
  background: rgba(0, 0, 0, 0.4);
}

[data-theme="light"] .auth-container,
[data-theme="light"] .modal-content {
  box-shadow: 
    0 0 0 1px rgba(0, 0, 0, 0.06),
    0 24px 48px -12px rgba(0, 0, 0, 0.25);
}

/* System preference light mode */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .theme-toggle-thumb {
    transform: translateX(20px);
  }
  
  :root:not([data-theme="dark"]) .theme-icon-sun {
    color: var(--color-text);
    opacity: 1;
  }
  
  :root:not([data-theme="dark"]) .theme-icon-moon {
    color: var(--color-text-muted);
    opacity: 0.5;
  }
  
  :root:not([data-theme="dark"]) #auth-screen {
    background: rgba(0, 0, 0, 0.5);
  }
  
  :root:not([data-theme="dark"]) .modal {
    background: rgba(0, 0, 0, 0.4);
  }
  
  :root:not([data-theme="dark"]) .auth-container,
  :root:not([data-theme="dark"]) .modal-content {
    box-shadow: 
      0 0 0 1px rgba(0, 0, 0, 0.06),
      0 24px 48px -12px rgba(0, 0, 0, 0.25);
  }
}

/* Account Section */
.account-section {
  padding-top: 8px;
  border-top: 1px solid var(--color-border);
}

.account-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  width: 100%;
  border-radius: var(--radius-md);
  transition: var(--transition);
  text-align: left;
}

.account-btn:hover {
  background: var(--color-bg-hover);
}

.account-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: var(--color-bg-hover);
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

.account-icon.logged-in {
  background: var(--color-primary);
  color: #0D0D0D;
}

.account-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.account-title {
  font-weight: 500;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.account-subtitle {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.account-subtitle.syncing {
  color: var(--color-primary);
}

.account-subtitle.offline {
  color: var(--color-warning);
}

.account-subtitle.error {
  color: var(--color-danger);
}

/* Upgrade Button */
.upgrade-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  margin-top: 8px;
  width: 100%;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #000;
  font-weight: 500;
  font-size: 0.85rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.upgrade-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

.upgrade-btn svg {
  flex-shrink: 0;
}

/* Manage Subscription Button */
.manage-sub-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  margin-top: 8px;
  width: 100%;
  background: var(--color-bg-hover);
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.85rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
  border: 1px solid var(--color-border);
  cursor: pointer;
}

.manage-sub-btn:hover {
  background: var(--color-bg-elevated);
  border-color: var(--color-text-muted);
}

.manage-sub-btn svg {
  flex-shrink: 0;
}

/* Upgrade Modal */
.upgrade-modal {
  max-width: 380px;
  text-align: center;
  padding: 32px 24px;
}

.upgrade-modal .modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
}

.upgrade-header {
  margin-bottom: 24px;
}

.upgrade-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: var(--color-primary-light);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.upgrade-header h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.upgrade-subtitle {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.upgrade-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
  text-align: left;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text);
  font-size: 0.95rem;
}

.feature-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

.pricing-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}

.pricing-card {
  position: relative;
  padding: 16px 12px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
}

.pricing-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.pricing-card:hover {
  border-color: var(--color-text-muted);
}

.pricing-card.selected,
.pricing-card:has(input:checked) {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.pricing-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.pricing-period {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pricing-amount {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
}

.pricing-amount small {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--color-text-secondary);
}

.pricing-save {
  font-size: 0.75rem;
  color: var(--color-primary);
  font-weight: 500;
}

.upgrade-cta {
  width: 100%;
  padding: 14px;
  font-size: 1rem;
  margin-bottom: 16px;
}

.upgrade-note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.sidebar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 150;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.sidebar-overlay.visible {
  opacity: 1;
  visibility: visible;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(13, 13, 13, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  animation: modalFadeIn 0.2s ease;
}

@keyframes modalFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content {
  width: 100%;
  max-width: 400px;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: 
    0 0 0 1px rgba(255, 255, 255, 0.06),
    0 20px 40px -10px rgba(0, 0, 0, 0.5);
  animation: modalSlideUp 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalSlideUp {
  from { 
    opacity: 0;
    transform: scale(0.96) translateY(8px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.modal-header h2 {
  font-size: 1.25rem;
  font-weight: 600;
}

.modal-close {
  margin: -8px;
}

.profile-info {
  margin-bottom: 24px;
}

.profile-email {
  font-weight: 500;
  margin-bottom: 4px;
}

.profile-plan {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.profile-plan {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.profile-plan .plan-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.85rem;
  width: fit-content;
}

.profile-plan .plan-badge.free {
  background: var(--color-bg-hover);
  color: var(--color-text-secondary);
}

.profile-plan .plan-badge.paid {
  background: var(--color-primary);
  color: #0D0D0D;
}

.profile-plan small {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

/* Passkeys Section */
.passkeys-section {
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.passkeys-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.passkeys-header h3 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.8rem;
}

.passkeys-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.passkeys-empty {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  text-align: center;
  padding: 16px;
}

.passkey-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px;
  background: var(--color-bg-hover);
  border-radius: var(--radius-md);
}

.passkey-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.passkey-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
}

.passkey-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.passkey-name {
  font-weight: 500;
  font-size: 0.9rem;
}

.passkey-date {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.passkey-delete-btn {
  padding: 6px;
  color: var(--color-text-muted);
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.passkey-delete-btn:hover {
  color: var(--color-danger);
  background: var(--color-bg-elevated);
}

.profile-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Toast */
.toast-container {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 400;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-bottom: var(--safe-area-bottom);
}

.toast {
  padding: 12px 20px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.toast.success {
  border-left: 3px solid var(--color-primary);
}

.toast.error {
  border-left: 3px solid var(--color-danger);
}

.toast.info {
  border-left: 3px solid var(--color-primary);
}

/* Loading Spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Task Actions */
.task-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0;
  transition: var(--transition);
}

.task-item:hover .task-actions {
  opacity: 1;
}

.icon-btn-small {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: var(--transition);
  background: transparent;
  border: none;
  cursor: pointer;
  opacity: 0.7;
}

.icon-btn-small:hover {
  background: var(--color-bg-hover);
  color: var(--color-danger);
  opacity: 1;
}

.task-delete-btn:hover {
  color: var(--color-danger);
  opacity: 1;
}

/* Sync pending indicator - hide by default, only show on hover with task-actions */
.sync-pending {
  display: none;
}

/* List Item Wrapper */
.list-item-wrapper {
  display: flex;
  align-items: center;
  gap: 4px;
  position: relative;
}

.list-item-wrapper .list-item {
  flex: 1;
}

.list-delete-btn {
  opacity: 0;
  transition: var(--transition);
  flex-shrink: 0;
  color: var(--color-text-secondary);
}

.list-item-wrapper:hover .list-delete-btn {
  opacity: 0.7;
}

.list-delete-btn:hover {
  opacity: 1 !important;
  color: var(--color-danger);
}

/* Delete Modal */
.modal-danger .modal-header h2 {
  color: var(--color-danger);
}

.delete-list-info {
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}

.delete-list-info p {
  margin-bottom: 8px;
}

.task-count-info {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.delete-options {
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}

.options-label {
  margin-bottom: 12px;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.radio-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
}

.radio-option:hover {
  background: var(--color-bg-hover);
}

.radio-option input[type="radio"] {
  display: none;
}

.radio-custom {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-text-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}

.radio-option input:checked + .radio-custom {
  border-color: var(--color-primary);
}

.radio-option input:checked + .radio-custom::after {
  content: '';
  width: 10px;
  height: 10px;
  background: var(--color-primary);
  border-radius: 50%;
}

.radio-label {
  flex: 1;
}

.delete-warning {
  color: var(--color-danger);
}

.delete-confirm {
  padding: 16px 0;
}

.delete-confirm p {
  margin-bottom: 12px;
  color: var(--color-text-secondary);
}

.delete-confirm input {
  width: 100%;
  padding: 12px 16px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 1rem;
  font-family: inherit;
  text-transform: uppercase;
  letter-spacing: 2px;
  text-align: center;
}

.delete-confirm input:focus {
  outline: none;
  border-color: var(--color-danger);
}

.modal-actions {
  display: flex;
  gap: 12px;
  padding-top: 16px;
}

.modal-actions .btn {
  flex: 1;
}

.btn-danger {
  background: var(--color-danger);
  color: white;
}

.btn-danger:hover:not(:disabled) {
  background: #dc2626;
}

.btn-danger:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Confirmation Modal */
#confirm-modal .modal-content {
  max-width: 340px;
  text-align: center;
  padding: 28px 24px;
}

.confirm-modal-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-bg-hover);
  color: var(--color-text-secondary);
}

.confirm-modal-icon svg {
  width: 28px;
  height: 28px;
}

.confirm-modal-icon.danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--color-danger);
}

.confirm-modal-icon.warning {
  background: rgba(245, 196, 0, 0.15);
  color: var(--color-warning);
}

.confirm-modal-icon.success {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.confirm-modal-icon.info {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
}

.confirm-modal-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.confirm-modal-message {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
  margin-bottom: 24px;
}

.confirm-modal-actions {
  display: flex;
  gap: 12px;
}

.confirm-modal-actions .btn {
  flex: 1;
  padding: 12px 20px;
  font-weight: 500;
  font-size: 0.9rem;
}

/* Add List Modal */
#add-list-modal .modal-content {
  max-width: 340px;
  text-align: center;
  padding: 28px 24px;
}

.add-list-modal-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(245, 196, 0, 0.2), rgba(245, 196, 0, 0.08));
  color: var(--color-primary);
  box-shadow: 0 0 24px rgba(245, 196, 0, 0.15);
}

.add-list-modal-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 18px;
  color: var(--color-text);
}

.add-list-input {
  width: 100%;
  padding: 14px 16px;
  font-size: 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  transition: all 0.2s ease;
  text-align: center;
}

.add-list-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(245, 196, 0, 0.1);
}

.add-list-input::placeholder {
  color: var(--color-text-muted);
}

.add-list-modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}

.add-list-modal-actions .btn {
  flex: 1;
  padding: 12px 16px;
  font-weight: 600;
  font-size: 0.9rem;
}

/* List Actions */
.list-actions {
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.list-item-wrapper:hover .list-actions {
  opacity: 1;
}

.list-share-btn,
.list-leave-btn {
  color: var(--color-text-secondary);
}

.list-share-btn:hover {
  color: var(--color-primary);
}

.list-leave-btn:hover {
  color: var(--color-warning);
}

/* Invitation Accept Modal */
#invite-modal .modal-content {
  max-width: 380px;
  text-align: center;
  padding: 32px 28px;
}

.invite-modal-icon {
  font-size: 48px;
  margin-bottom: 12px;
}

.invite-modal-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--color-text);
}

.invite-modal-subtitle {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

.invite-modal-subtitle span {
  color: var(--color-text);
  font-weight: 600;
}

.invite-list-card {
  background: linear-gradient(135deg, rgba(245, 196, 0, 0.12), rgba(245, 196, 0, 0.04));
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 16px;
}

.invite-list-name {
  display: block;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
}

.invite-role-badge {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.invite-role-badge strong {
  color: var(--color-primary);
}

.invite-message-box {
  background: var(--color-bg);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-bottom: 20px;
  text-align: left;
}

.invite-message-box p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  font-style: italic;
  line-height: 1.5;
}

.invite-error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--color-danger);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 16px;
  font-size: 0.9rem;
  color: var(--color-danger);
}

.invite-modal-actions {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.invite-modal-actions .btn {
  flex: 1;
  padding: 12px 20px;
}

.invite-login-hint {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0;
}

.invite-login-hint a {
  color: var(--color-primary);
  font-weight: 600;
}

/* Share List Modal */
#share-list-modal .modal-content {
  max-width: 400px;
  padding: 24px;
}

.share-list-modal-content .modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.share-list-modal-content .modal-header h2 {
  font-size: 1.15rem;
  font-weight: 600;
}

.share-list-name {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.share-list-name strong {
  color: var(--color-text-secondary);
  font-weight: 500;
}

.share-invite-form {
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.share-invite-row {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
}

.share-email-input {
  flex: 1;
  padding: 11px 14px;
  font-size: 0.9rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  transition: all 0.2s ease;
}

.share-email-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(245, 196, 0, 0.1);
}

.share-email-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.share-role-select {
  padding: 11px 12px;
  font-size: 0.85rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  cursor: pointer;
  min-width: 100px;
  transition: all 0.2s ease;
}

.share-role-select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.share-message-input {
  width: 100%;
  padding: 11px 14px;
  font-size: 0.9rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  margin-bottom: 10px;
  transition: all 0.2s ease;
}

.share-message-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(245, 196, 0, 0.1);
}

.share-invite-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 16px;
}

.share-members-section,
.share-invitations-section {
  margin-top: 16px;
}

.share-members-section h4,
.share-invitations-section h4 {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.share-members-list,
.share-invitations-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.share-member-item,
.share-invitation-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  background: var(--color-bg-secondary);
  border-radius: var(--radius-md);
}

.share-member-info,
.share-invitation-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

.share-member-email,
.share-invitation-email {
  font-size: 0.9rem;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.share-member-role {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

.share-member-role.owner {
  color: var(--color-primary);
  font-weight: 500;
}

.share-invitation-status {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.share-member-actions,
.share-invitation-actions {
  display: flex;
  gap: 4px;
}

.share-remove-btn {
  color: var(--color-text-muted);
  padding: 6px;
}

.share-remove-btn:hover {
  color: var(--color-danger);
}

.share-invitations-section {
  margin-top: 16px;
}

/* Focus Mode Button */
.focus-mode-btn {
  margin-left: 8px;
  opacity: 0.5;
  transition: var(--transition);
}

.focus-mode-btn:hover {
  opacity: 1;
}

.focus-mode-btn .unfocus-icon {
  display: none;
}

body.focus-mode .focus-mode-btn .focus-icon {
  display: none;
}

body.focus-mode .focus-mode-btn .unfocus-icon {
  display: block;
}

body.focus-mode .focus-mode-btn {
  opacity: 1;
  color: var(--color-primary);
}

/* Focus Mode Styles */
body.focus-mode {
  --focus-transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

body.focus-mode .app-header,
body.focus-mode .sidebar,
body.focus-mode .sidebar-overlay,
body.focus-mode .completed-section,
body.focus-mode .task-actions,
body.focus-mode .sync-pending,
body.focus-mode .selection-toolbar {
  opacity: 0 !important;
  pointer-events: none !important;
  transition: var(--focus-transition);
}

body.focus-mode #main-screen {
  justify-content: center;
}

body.focus-mode .sidebar {
  flex: 0 0 0;
  width: 0;
  min-width: 0;
  margin: 0;
  padding: 0;
}

body.focus-mode .main-content {
  max-width: 640px;
  margin: 0 auto;
  padding: 48px 24px;
}

body.focus-mode .task-input-container {
  margin-bottom: 32px;
  padding: 0;
  background: transparent;
  border-bottom: none;
}

body.focus-mode .task-input {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 8px 8px 8px 16px;
  align-items: center;
}

body.focus-mode #task-input {
  font-size: 1.125rem;
  padding: 16px 20px;
}

body.focus-mode .task-input .icon-btn {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
}

body.focus-mode .tasks-container {
  padding: 0;
}

body.focus-mode .task-item {
  background: transparent;
  border-bottom: 1px solid var(--color-border);
  border-radius: 0;
  padding: 20px 8px;
}

body.focus-mode .task-item:hover {
  background: transparent;
}

body.focus-mode .task-title {
  font-size: 1.1rem;
}

body.focus-mode .empty-state {
  padding: 80px 24px;
}

body.focus-mode .empty-state h3 {
  font-size: 1.5rem;
}

/* Focus mode hint */
body.focus-mode::after {
  content: 'Press Esc to exit focus mode';
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 16px;
  background: var(--color-surface);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  opacity: 0;
  animation: fadeInHint 0.5s ease 1s forwards;
  pointer-events: none;
}

@keyframes fadeInHint {
  to {
    opacity: 0.7;
  }
}

/* Responsive */
@media (min-width: 768px) {
  .auth-container {
    max-width: 380px;
    padding: 36px 32px;
  }
  
  .sidebar {
    transform: translateX(0);
    position: relative;
    width: 280px;
    border-right: 1px solid var(--color-border);
  }
  
  #main-screen {
    flex-direction: row;
  }
  
  .main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
  }
  
  .app-header, #close-sidebar, .sidebar-overlay {
    display: none;
  }
  
  .task-actions {
    opacity: 0.3;
  }
  
  .task-item:hover .task-actions {
    opacity: 1;
  }
}

/* ==================== Settings Screen ==================== */

.settings-screen {
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  z-index: 600;
  overflow-y: auto;
  padding-bottom: env(safe-area-inset-bottom);
}

.settings-container {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

.settings-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 0;
  position: sticky;
  top: 0;
  background: var(--color-bg);
  z-index: 10;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 24px;
}

.settings-header h1 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
}

.settings-content {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.settings-section h2 {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  margin-bottom: 12px;
}

.settings-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.settings-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.settings-field label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.settings-field input {
  padding: 12px 14px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 1rem;
  transition: all 0.15s ease;
}

.settings-field input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(245, 196, 0, 0.15);
}

.settings-value {
  font-size: 1rem;
  color: var(--color-text);
  margin: 0;
}

.settings-help {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin: 0 0 12px;
  line-height: 1.5;
}

.settings-buttons {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 8px;
}

/* Toggle Switch */
.settings-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  padding: 8px 0;
}

.settings-toggle:not(:last-child) {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 16px;
}

.toggle-label {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.toggle-label strong {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
}

.toggle-label small {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.settings-toggle input {
  display: none;
}

.toggle-switch {
  width: 48px;
  height: 28px;
  background: var(--color-border);
  border-radius: 14px;
  position: relative;
  transition: background 0.2s ease;
  flex-shrink: 0;
}

.toggle-switch::after {
  content: '';
  position: absolute;
  width: 22px;
  height: 22px;
  background: white;
  border-radius: 50%;
  top: 3px;
  left: 3px;
  transition: transform 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.settings-toggle input:checked + .toggle-switch {
  background: var(--color-primary);
}

.settings-toggle input:checked + .toggle-switch::after {
  transform: translateX(20px);
}

/* Passkeys in settings */
.settings-card .passkeys-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 500;
}

.settings-card .passkeys-list {
  margin-top: 8px;
}

/* Email Change Section */
.email-change-step {
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.otp-inputs-sm {
  margin: 16px 0;
}

.otp-inputs-sm input {
  width: 42px;
  height: 50px;
  font-size: 1.25rem;
}

/* Responsive */
@media (min-width: 768px) {
  .settings-container {
    padding: 24px;
  }
  
  .settings-header {
    padding: 24px 0;
  }
  
  .settings-card {
    padding: 24px;
  }
}