:root {
  --bg: #070b10;
  --panel: #111821;
  --panel-rgb: 17, 24, 33;
  --panel-soft: #16202b;
  --text: #f4f7fb;
  --muted: #9aa8b6;
  --accent: #2fb9ed;
  --accent-strong: #1aa5dc;
  --accent-soft: rgba(47, 185, 237, 0.16);
  --accent-contrast: #051018;
  --border: rgba(244, 247, 251, 0.12);
  --danger: #ff7a7a;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.32);
  --shadow-card: 0 16px 40px rgba(0, 0, 0, 0.2);
  --shadow-card-hover: 0 20px 44px rgba(0, 0, 0, 0.26);
  --priority-red: #ef4444;
  --priority-amber: #f5a623;
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f3f6fa;
    --panel: #ffffff;
    --panel-rgb: 255, 255, 255;
    --panel-soft: #e9eff5;
    --text: #0d1721;
    --muted: #55646f;
    --accent: #0f8fc4;
    --accent-strong: #0c76a3;
    --accent-soft: rgba(15, 143, 196, 0.12);
    --accent-contrast: #ffffff;
    --border: rgba(13, 23, 33, 0.12);
    --danger: #d64545;
    --shadow: 0 20px 48px rgba(15, 23, 32, 0.1);
    --shadow-card: 0 16px 40px rgba(15, 23, 32, 0.08);
    --shadow-card-hover: 0 20px 44px rgba(15, 23, 32, 0.1);
    color-scheme: light;
  }
}

:root[data-theme="light"] {
  --bg: #f3f6fa;
  --panel: #ffffff;
  --panel-rgb: 255, 255, 255;
  --panel-soft: #e9eff5;
  --text: #0d1721;
  --muted: #55646f;
  --accent: #0f8fc4;
  --accent-strong: #0c76a3;
  --accent-soft: rgba(15, 143, 196, 0.12);
  --accent-contrast: #ffffff;
  --border: rgba(13, 23, 33, 0.12);
  --danger: #d64545;
  --shadow: 0 20px 48px rgba(15, 23, 32, 0.1);
  --shadow-card: 0 16px 40px rgba(15, 23, 32, 0.08);
  --shadow-card-hover: 0 20px 44px rgba(15, 23, 32, 0.1);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  transition: background-color 200ms ease, color 200ms ease;
  background:
    radial-gradient(circle at top left, rgba(47, 185, 237, 0.18), transparent 28rem),
    radial-gradient(circle at bottom right, rgba(47, 185, 237, 0.08), transparent 28rem),
    var(--bg);
  color: var(--text);
}

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
  transition: transform 120ms ease;
}

button:active {
  transform: scale(0.96);
}

.app-shell {
  width: min(92vw, 720px);
  margin: 0 auto;
  padding: 44px 0 72px;
}

.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--panel-soft);
  color: var(--text);
  font-size: 1.1rem;
  box-shadow: var(--shadow-card);
  z-index: 50;
}

.theme-toggle:hover {
  border-color: var(--accent);
}

.app-header {
  margin-bottom: 32px;
  text-align: center;
}

.brand-lockup {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 18px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  box-shadow: 0 0 0 1px rgba(47, 185, 237, 0.5), 0 10px 30px rgba(47, 185, 237, 0.14);
}

.brand {
  margin: 0;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(2.1rem, 7vw, 3.8rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
}

.dad-joke {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  font-style: italic;
}

.dad-joke.hidden {
  display: none;
}

.email-auth {
  margin-top: 14px;
}

.email-auth-form {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 12px;
}

.email-auth-form input {
  width: auto;
  flex: 1 1 200px;
  padding: 10px 14px;
  font-size: 0.95rem;
  border-radius: 14px;
}

.email-auth-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.email-auth-actions .text-button {
  margin-top: 0;
}

.email-auth-status {
  flex-basis: 100%;
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.list-switcher {
  display: flex;
  width: fit-content;
  gap: 4px;
  padding: 4px;
  margin: 0 auto 28px;
  background: var(--panel-soft);
  border: 1px solid var(--border);
  border-radius: 999px;
}

.list-tab {
  border: 0;
  border-radius: 999px;
  padding: 10px 20px;
  background: transparent;
  color: var(--muted);
  font-weight: 800;
  font-size: 0.92rem;
  transition: background 150ms ease, color 150ms ease;
}

.list-tab:hover {
  color: var(--text);
}

.list-tab.active {
  background: var(--accent);
  color: var(--accent-contrast);
}

.list-tab.active:hover {
  color: var(--accent-contrast);
}

.task-entry {
  padding: 22px;
  margin-bottom: 28px;
  background: rgba(var(--panel-rgb), 0.86);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.priority-summary {
  padding: 20px 22px;
  margin-bottom: 24px;
  background: rgba(var(--panel-rgb), 0.7);
  border: 1px solid var(--border);
  border-radius: 24px;
}

.priority-summary-label {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.priority-summary p {
  margin: 0;
}

#priority-summary-text {
  color: var(--text);
  line-height: 1.55;
  font-size: 1rem;
}

#priority-summary-text strong {
  font-weight: 800;
}

label {
  display: block;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.95rem;
}

input,
textarea {
  width: 100%;
  border: 1px solid transparent;
  border-radius: 18px;
  background: var(--panel-soft);
  color: var(--text);
  outline: none;
}

input {
  padding: 16px 18px;
  font-size: 1.1rem;
}

textarea {
  margin-top: 14px;
  padding: 14px 16px;
  resize: vertical;
}

input:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.text-button {
  margin-top: 12px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--accent);
  font-weight: 800;
}

.entry-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 18px;
}

#char-count {
  color: var(--muted);
  font-size: 0.85rem;
}

#add-task,
.save-edit-button {
  border: 0;
  border-radius: 999px;
  padding: 12px 22px;
  background: var(--accent);
  color: var(--accent-contrast);
  font-weight: 900;
  box-shadow: 0 10px 24px rgba(47, 185, 237, 0.22);
}

#add-task:hover,
.save-edit-button:hover {
  background: var(--accent-strong);
}

.task-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

@keyframes task-card-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.task-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: start;
  padding: 18px;
  background: rgba(var(--panel-rgb), 0.94);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow-card);
  transition: transform 180ms ease, opacity 180ms ease, border-color 180ms ease,
    box-shadow 180ms ease;
  animation: task-card-in 200ms ease;
}

.task-card:hover {
  transform: translateY(-2px);
  border-color: rgba(47, 185, 237, 0.34);
  box-shadow: var(--shadow-card-hover);
}

.task-card.clearing {
  transform: translateX(18px);
  opacity: 0;
}

.task-card.dragging {
  opacity: 0.65;
  border-color: var(--accent);
}

.task-card:focus-visible {
  outline: none;
  box-shadow: var(--shadow-card-hover), 0 0 0 2px var(--bg), 0 0 0 4px var(--accent);
}

.task-card[data-priority="red"] {
  border-width: 2px;
  border-color: rgba(239, 68, 68, 0.85);
}

.task-card[data-priority="amber"] {
  border-width: 2px;
  border-color: rgba(245, 166, 35, 0.85);
}

.task-card[data-priority="blue"] {
  border-color: rgba(47, 185, 237, 0.3);
}

.task-card[data-priority="red"]:hover {
  border-color: var(--priority-red);
}

.task-card[data-priority="amber"]:hover {
  border-color: var(--priority-amber);
}

.task-card[data-priority="blue"]:hover {
  border-color: var(--accent);
}

.priority-picker {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}

.priority-dot {
  width: 22px;
  height: 22px;
  padding: 0;
  border: 0;
  border-radius: 50%;
}

.priority-dot[data-priority="red"] {
  background: var(--priority-red);
  color: var(--priority-red);
}

.priority-dot[data-priority="amber"] {
  background: var(--priority-amber);
  color: var(--priority-amber);
}

.priority-dot[data-priority="blue"] {
  background: var(--accent);
  color: var(--accent);
}

.priority-dot:hover {
  transform: scale(1.12);
}

.priority-dot.selected {
  box-shadow: 0 0 0 2px var(--panel), 0 0 0 4px currentColor;
}

.entry-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
}

.entry-meta-row .priority-picker {
  margin-top: 0;
}

.notify-toggle {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: transparent;
  font-size: 0.95rem;
  line-height: 1;
  opacity: 0.5;
  transition: opacity 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.notify-toggle:hover {
  opacity: 0.85;
}

.notify-toggle.selected {
  opacity: 1;
  border-color: var(--accent);
  background: var(--accent-soft);
}

.task-notify-off {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.assignee-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.assignee-pill {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 14px;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
  font-size: 0.85rem;
}

.assignee-pill:hover {
  color: var(--text);
  border-color: var(--muted);
}

.assignee-pill.selected {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--text);
}

.drag-handle {
  padding-top: 2px;
  color: var(--muted);
  cursor: grab;
  user-select: none;
}

.task-content h2 {
  margin: 0;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.task-content p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.task-assignee {
  margin: 8px 0 0;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
}

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

.clear-button,
.edit-button,
.move-button {
  width: 38px;
  height: 38px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: transparent;
  font-weight: 900;
}

.move-button {
  color: var(--muted);
  font-size: 0.95rem;
}

.move-button:hover {
  background: var(--panel-soft);
  border-color: var(--muted);
  color: var(--text);
}

.clear-button {
  color: var(--accent);
}

.clear-button:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.edit-button {
  color: var(--muted);
  font-size: 0.95rem;
}

.edit-button:hover {
  background: var(--panel-soft);
  border-color: var(--muted);
  color: var(--text);
}

.task-card.editing {
  grid-template-columns: auto 1fr;
  border-color: var(--accent);
  box-shadow: var(--shadow-card), 0 0 0 3px var(--accent-soft);
}

.task-card.editing:hover {
  transform: none;
}

.task-edit-form .edit-title-input {
  padding: 12px 14px;
  font-size: 1rem;
}

.edit-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
}

.edit-toolbar .text-button {
  margin-top: 0;
}

.notes-section {
  margin-top: 12px;
}

.note-log {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 14px;
  padding: 12px 14px;
  max-height: 180px;
  overflow-y: auto;
  background: var(--panel-soft);
  border-radius: 14px;
}

.note-entry + .note-entry {
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.note-entry-date {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.note-entry-text {
  margin: 2px 0 0;
  color: var(--text);
  font-size: 0.92rem;
  line-height: 1.4;
}

.notes-section textarea {
  margin-top: 0;
}

.edit-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 14px;
}

.edit-char-count {
  color: var(--muted);
  font-size: 0.85rem;
}

.save-edit-button {
  padding: 10px 18px;
}

.empty-state {
  padding: 42px 20px;
  text-align: center;
  color: var(--muted);
  border: 1px dashed var(--border);
  border-radius: 28px;
}

.empty-state h2 {
  margin: 0 0 8px;
  color: var(--text);
  font-size: 1.2rem;
}

.empty-state p {
  margin: 0;
}

.assigned-section {
  margin-top: 28px;
}

.assigned-section-label {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.assigned-card {
  grid-template-columns: 1fr;
  opacity: 0.85;
  cursor: default;
}

.assigned-card:hover {
  transform: none;
  box-shadow: var(--shadow-card);
}

.assigned-badge {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.app-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 28px;
  color: var(--muted);
  font-size: 0.82rem;
  text-align: center;
}

.footer-link {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.footer-link:hover {
  color: var(--accent);
}

.offline-banner {
  margin: 0 0 20px;
  padding: 12px 18px;
  text-align: center;
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 700;
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  border-radius: 16px;
}

.hidden {
  display: none;
}

.auth-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 22px;
  flex-wrap: wrap;
}

.auth-panel p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

#sign-in,
#sign-out {
  border: 1px solid rgba(47, 185, 237, 0.5);
  border-radius: 999px;
  padding: 10px 16px;
  background: rgba(47, 185, 237, 0.08);
  color: var(--text);
  font-weight: 800;
}

#sign-in:hover,
#sign-out:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.notification-setting {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 14px;
  cursor: pointer;
  user-select: none;
}

.notification-setting.hidden {
  display: none;
}

.notification-setting input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.switch-track {
  position: relative;
  width: 40px;
  height: 22px;
  flex-shrink: 0;
  border-radius: 999px;
  background: rgba(var(--panel-rgb), 0.86);
  border: 1px solid var(--border);
  transition: background 0.15s ease, border-color 0.15s ease;
}

.switch-track::before {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--muted);
  transition: transform 0.15s ease, background 0.15s ease;
}

.notification-setting input:checked + .switch-track {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.notification-setting input:checked + .switch-track::before {
  transform: translateX(18px);
  background: var(--accent);
}

.notification-setting input:focus-visible + .switch-track {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.switch-label {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 999px;
  box-shadow: var(--shadow);
  z-index: 100;
  max-width: 90vw;
}

.toast.hidden {
  display: none;
}

#toast-message {
  color: var(--text);
  font-size: 0.92rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.archive-modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(0, 0, 0, 0.6);
  z-index: 200;
}

.archive-modal.hidden {
  display: none;
}

.archive-modal-content {
  width: 100%;
  max-width: 480px;
  max-height: 80vh;
  overflow-y: auto;
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.archive-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.archive-modal-header h2 {
  margin: 0;
  font-size: 1.3rem;
}

.archive-modal-sublabel {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.archive-modal-header .text-button {
  margin-top: 0;
  flex-shrink: 0;
}

.archive-list {
  gap: 12px;
}

.archive-item {
  grid-template-columns: 1fr auto;
  gap: 14px;
  align-items: center;
  cursor: default;
}

.archive-item:hover {
  transform: none;
}

.archive-date {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.restore-button {
  padding: 8px 16px;
  border: 1px solid var(--accent);
  border-radius: 999px;
  background: transparent;
  color: var(--accent);
  font-weight: 800;
  font-size: 0.85rem;
  white-space: nowrap;
}

.restore-button:hover {
  background: var(--accent-soft);
}

@media (max-width: 520px) {
  .app-shell {
    padding-top: 32px;
  }

  .theme-toggle {
    top: 12px;
    right: 12px;
    width: 36px;
    height: 36px;
    font-size: 1rem;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  .task-entry {
    padding: 18px;
    border-radius: 22px;
  }

  .task-card {
    grid-template-columns: auto 1fr auto;
    padding: 16px;
  }
}