/* Colors come from the Telegram theme, which public/app.js binds to these variables. */
:root {
  --background: var(--tg-theme-bg-color, #ffffff);
  --field: var(--tg-theme-secondary-bg-color, #f1f1f4);
  --text: var(--tg-theme-text-color, #000000);
  --hint: var(--tg-theme-hint-color, #707579);
  --heading: var(--tg-theme-section-header-text-color, var(--hint));
  --separator: var(--tg-theme-section-separator-color, var(--field));
  --accent: var(--tg-theme-button-color, #2481cc);
  --accent-text: var(--tg-theme-button-text-color, #ffffff);
  --danger: var(--tg-theme-destructive-text-color, #d9342b);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font: 16px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial,
    sans-serif;
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding-bottom: calc(24px + env(safe-area-inset-bottom));
}

#message {
  position: sticky;
  top: 0;
  z-index: 2;
  margin: 0;
  padding: 12px 16px;
  background: var(--field);
}

h2 {
  position: sticky;
  top: 0;
  z-index: 1;
  margin: 0;
  padding: 16px 16px 6px;
  background: var(--background);
  color: var(--heading);
  font-size: 14px;
  font-weight: 600;
}

.task-row {
  display: flex;
  gap: 12px;
  width: 100%;
  min-height: 48px;
  padding: 12px 16px;
  border: 0;
  border-bottom: 1px solid var(--separator);
  background: none;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.task-date {
  flex: none;
  width: 92px;
  color: var(--hint);
}

.task-name {
  min-width: 0;
  overflow-wrap: anywhere;
}

.task-form {
  display: grid;
  gap: 12px;
  padding: 12px 16px 16px;
  border-bottom: 1px solid var(--separator);
}

.task-form label {
  display: grid;
  gap: 4px;
  color: var(--hint);
  font-size: 14px;
}

/* 16px keeps iOS from zooming the page when a field is focused. */
.task-form input {
  width: 100%;
  min-height: 44px;
  padding: 8px 12px;
  border: 0;
  border-radius: 8px;
  background: var(--field);
  color: var(--text);
  font: inherit;
  font-size: 16px;
}

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

.task-actions button {
  min-height: 44px;
  padding: 0 16px;
  border: 0;
  border-radius: 8px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.task-actions button:disabled {
  opacity: 0.5;
}

.save {
  background: var(--accent);
  color: var(--accent-text);
}

.cancel {
  background: var(--field);
  color: var(--text);
}

.delete {
  margin-left: auto;
  background: none;
  color: var(--danger);
}