/* PhrasePump (frontend/panel/phrasepump.js). Sizes and colours are the
   values listed in output/reference/behaviours/phrasepump.md § Layout; the
   rules are this port's own. */

.pp {
  min-height: var(--page-h);
  background: var(--bg-deep);
}

/* Sign-in gate: shown after a second (#3). */
.pp-gate {
  transition: opacity 0.3s;
}

.pp-gate.is-waiting {
  opacity: 0;
}

.pp-gate .gate-description {
  color: oklch(from var(--wovia-blue-pale) min(l, var(--max-lightness, 1)) c h);
}

/* Loading, error ---------------------------------------------------------- */

.pp-loading,
.pp-error,
.pp-card-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-height: 50vh;
}

.pp-card-loading {
  min-height: 200px;
}

/* INTRO: dashboard and statistics side by side above 820 px (#11) ---------- */

.pp-home {
  container-type: inline-size;
  overflow: auto;
}

.pp-columns {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 12px 60px;
}

@container (min-width: 821px) {
  .pp-columns {
    flex-direction: row;
    align-items: flex-start;
    justify-content: center;
    padding: 0 12px 10px;
  }

  .pp-intro {
    margin: 36px 100px 12px 30px;
  }

  .pp-settings {
    margin-bottom: 4px;
  }
}

.pp-panel {
  width: 330px;
  max-width: 100%;
}

.pp-intro {
  margin: 36px 0 0;
  padding-bottom: 1px;
  border-radius: 20px 20px 0 0;
  background: var(--surface);
  box-shadow: 0 3px 3px -2px rgba(0, 0, 0, 0.2), 0 3px 4px 0 rgba(0, 0, 0, 0.14), 0 1px 8px 0 rgba(0, 0, 0, 0.12);
}

/* Neon title (#13) */
.pp-title-wrap {
  position: relative;
  top: -32px;
  display: flex;
  justify-content: center;
  margin-bottom: -12px;
  padding: 0 40px;
}

.pp-title {
  position: relative;
  padding: 8px 12px;
  border: 2px solid oklch(from lightgreen min(l, var(--max-lightness, 1)) c h);
  border-radius: 12px;
  background: var(--press);
  box-shadow: 0 0 8px 4px color-mix(in srgb, var(--ink) 13.3%, transparent), inset 0 0 8px 4px color-mix(in srgb, var(--ink) 13.3%, transparent);
  font: 400 34px/1.2 "Varela Round", var(--font);
  animation: pp-flicker 4s infinite;
}

.pp-title-phrase {
  color: var(--text-strong);
  text-shadow: 0 0 6px color-mix(in srgb, var(--ink) 60%, transparent);
  animation: pp-flicker 5s infinite;
}

.pp-title-pump {
  color: oklch(from lightgreen min(l, var(--max-lightness, 1)) c h);
  text-shadow: 0 0 8px oklch(from rgba(144, 238, 144, 0.7) min(l, var(--max-lightness, 1)) c h);
  animation: pp-flicker 8s infinite;
}

@keyframes pp-flicker {
  0%, 18%, 22%, 25%, 53%, 57%, 100% {
    opacity: 1;
  }

  20%, 24%, 55% {
    opacity: 0.55;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pp-title,
  .pp-title-phrase,
  .pp-title-pump {
    animation: none;
  }
}

.pp-info {
  position: absolute;
  top: -10px;
  right: -10px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg);
  color: var(--text-strong);
  cursor: help;
}

/* Study language (#15, #16) */
.pp-lang-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 20px 10px;
}

.pp-lang-chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 6px 3px 3px;
  border-radius: 16px;
  background: color-mix(in srgb, var(--ink) 9%, transparent);
}

.pp-lang-chip:hover {
  background: var(--hover);
}

.pp-lang-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--lang);
  color: var(--on-accent);
  font-size: 13px;
  font-weight: 700;
}

.pp-lang-select {
  position: absolute;
  inset: 0;
  width: 100%;
  opacity: 0;
  cursor: pointer;
}

/* Today's practice (#17–#19) and the due count (#21) */
.pp-today {
  padding: 2px 20px 0;
  text-align: center;
}

.pp-today-count {
  margin-left: 10px;
  font-weight: 700;
}

.pp-today-emoji {
  margin-left: 12px;
  font-size: 1.2em;
  cursor: help;
}

.pp-today-bar {
  width: 140px;
  height: 6px;
  margin: 10px auto;
  overflow: hidden;
  border-radius: 3px;
  background: color-mix(in srgb, var(--ink) 13.3%, transparent);
}

.pp-today-fill {
  height: 100%;
  border-right: 1px solid color-mix(in srgb, var(--ink) 20%, transparent);
}

.pp-due {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px 24px;
}

.pp-due-badge {
  margin-right: 8px;
  padding: 0 8px;
  border-radius: 3px;
  background: color-mix(in srgb, var(--ink) 20%, transparent);
  color: var(--text-strong);
  line-height: 1.5;
}

.pp-due-badge.is-due {
  background: var(--wovia-blue);
  color: var(--on-accent);
}

/* Start (#22, #24) */
.pp-start-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 20px;
}

.pp-start {
  height: 42px;
  padding: 8px 22px;
  border: 0;
  border-radius: 4px;
  background: var(--accent);
  color: var(--on-accent);
  font: 500 15px/1 var(--font);
  box-shadow: 0 3px 1px -2px rgba(0, 0, 0, 0.2), 0 2px 2px 0 rgba(0, 0, 0, 0.14), 0 1px 5px 0 rgba(0, 0, 0, 0.12);
  cursor: pointer;
}

.pp-start:hover {
  background: var(--accent-hover);
}

/* Cài đặt (#25–#31) */
.pp-settings {
  margin: 20px 0 20px;
  background: color-mix(in srgb, var(--ink) 6.7%, transparent);
}

/* The pronunciation lab's row (dashboard.js labRow; not the reference's), laid out as Cài đặt's summary */
.pp-entry {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: -8px 0 20px;
  padding: 12px 20px;
  background: color-mix(in srgb, var(--ink) 6.7%, transparent);
  color: inherit;
  font-size: 18px;
  text-decoration: none;
}

.pp-entry:hover {
  background: var(--hover);
}

.pp-entry-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.pp-settings summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  font-size: 18px;
  list-style: none;
  cursor: pointer;
}

.pp-settings summary::-webkit-details-marker {
  display: none;
}

.pp-settings summary::after {
  content: "";
  width: 8px;
  height: 8px;
  margin-left: 12px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.2s;
}

.pp-settings[open] summary::after {
  transform: rotate(225deg);
}

.pp-settings summary > span:first-child {
  flex: 1;
}

.pp-reset {
  border: 0;
  background: none;
  color: var(--accent-soft);
  font: 400 14px/1 var(--font);
  cursor: pointer;
}

.pp-settings-body {
  padding: 2px 32px 24px;
}

.pp-setting {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: -2px 0;
  padding: 4px 0;
}

.pp-setting-info {
  display: inline-flex;
  color: var(--text-muted);
  cursor: help;
}

.pp-setting-note {
  width: 100%;
  margin: 0 0 4px;
  font-size: 14px;
  font-weight: 700;
}

.pp-struck {
  opacity: 0.5;
  text-decoration: line-through;
}

/* Reverse cards under Câu hỏi (F9.2, the port's own): one step in, faded while quizzes are off */
.pp-setting-sub {
  padding-left: 24px;
}

.pp-setting-sub:has(.switch-input:disabled) {
  opacity: 0.5;
}

.pp-slider-row {
  margin-top: 12px;
}

.pp-slider-head {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pp-slider-value {
  margin-left: auto;
  color: var(--accent-soft);
  font-weight: 700;
}

.pp-slider {
  width: 100%;
  accent-color: var(--accent);
}

/* Statistics (#32–#43) ------------------------------------------------------ */

.pp-stats {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 8px 0;
  padding: 10px 12px;
}

.pp-stats-title {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 300;
  text-align: center;
}

.pp-heatmap {
  --cell: 14px;
  --gap: 3px;
  /* A day without cards, a ground like the reference's #414943; the levels are the reference's
     greens, darker on a light ground. */
  --heat-empty: color-mix(in srgb, var(--ink) 25%, var(--bg-deep));
  align-self: center;
  color: var(--text-muted);
  font-size: 10px;
}

.pp-heat-months {
  display: grid;
  grid-template-columns: repeat(var(--columns), var(--cell));
  column-gap: var(--gap);
  margin-left: 28px;
  line-height: 14px;
}

.pp-heat-months span {
  white-space: nowrap;
}

.pp-heat-body {
  display: flex;
  gap: 4px;
}

.pp-heat-days {
  display: grid;
  grid-template-rows: repeat(7, var(--cell));
  row-gap: var(--gap);
  width: 24px;
  line-height: var(--cell);
}

.pp-heat-grid {
  display: grid;
  grid-auto-flow: column;
  grid-template-rows: repeat(7, var(--cell));
  grid-auto-columns: var(--cell);
  gap: var(--gap);
}

.pp-heat-cell {
  border-radius: 2px;
  background: var(--heat-empty);
}

.pp-heat-cell.level-1 { background: oklch(from #4f7358 min(l, var(--max-lightness, 1)) c h); }
.pp-heat-cell.level-2 { background: oklch(from #5ba06c min(l, var(--max-lightness, 1)) c h); }
.pp-heat-cell.level-3 { background: oklch(from #68cf7f min(l, var(--max-lightness, 1)) c h); }
.pp-heat-cell.level-4 { background: oklch(from #76ff90 min(l, var(--max-lightness, 1)) c h); }

.pp-heat-cell.is-blank {
  background: transparent;
}

.pp-heat-cell.in-period {
  outline: 1px solid var(--accent-soft);
  outline-offset: -1px;
}

.pp-heat-cell:not(.is-blank):hover {
  outline: 1px solid color-mix(in srgb, var(--ink) 33%, transparent);
}

.pp-periods {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 8px 0 10px;
}

.pp-periods-label {
  margin-right: 8px;
  color: color-mix(in srgb, var(--ink) 40%, transparent);
  font-size: 14px;
}

.pp-period {
  padding: 4px 8px;
  border: 1px solid color-mix(in srgb, var(--ink) 23%, transparent);
  background: transparent;
  color: var(--text-strong);
  font: 500 13px/1.4 var(--font);
  cursor: pointer;
}

.pp-period + .pp-period {
  margin-left: -1px;
}

.pp-period:first-of-type {
  border-radius: 4px 0 0 4px;
}

.pp-period:last-of-type {
  border-radius: 0 4px 4px 0;
}

.pp-period.is-on {
  background: var(--selected);
}

.pp-tiles-top,
.pp-flows-top {
  display: flex;
  gap: 10px;
}

.pp-tiles-top > :first-child,
.pp-flows-top > :first-child {
  flex: 58;
}

.pp-tiles-top > :last-child,
.pp-flows-top > :last-child {
  flex: 42;
}

.pp-tile {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 60px;
  padding: 8px 12px;
  border-radius: 5px;
  background: var(--surface);
  cursor: help;
}

.pp-tile-label {
  font-size: 14px;
}

.pp-tile-value {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.2;
}

.pp-flow {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.pp-flow-arrow {
  color: var(--wovia-blue);
  opacity: 0.5;
}

.pp-pill {
  padding: 2px 10px;
  border-radius: 5px;
  background: color-mix(in srgb, var(--wovia-blue) 50%, transparent);
  color: var(--text-strong);
  font-weight: 700;
  cursor: help;
}

.pp-learning-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pp-learning-row .pp-tile {
  flex: 1;
}

.pp-flow.is-loop .pp-flow-arrow {
  color: var(--wovia-blue);
}

/* PRACTICE ------------------------------------------------------------------- */

.pp-practice {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 12px 230px;
}

/* The back arrow, then the progress bar centred in the room left (PhrasePump L3594–3640). */
.pp-practice-bar {
  display: flex;
  align-items: center;
  width: 100%;
  height: 52px;
}

.pp-practice-bar > .pp-progress {
  margin: 0 auto;
}

.pp-back {
  display: flex;
  flex: none;
  padding: 8px;
  border: 0;
  border-radius: 50%;
  background: none;
  color: color-mix(in srgb, var(--wovia-blue) 60%, transparent);
  cursor: pointer;
}

.pp-back:hover {
  background: color-mix(in srgb, var(--wovia-blue) 8%, transparent);
  color: var(--wovia-blue);
}

/* A window wider than 1100 px keeps 180 px after the arrow (its `screenWidth > 1100`). */
@media (min-width: 1101px) {
  .pp-back {
    margin-right: 180px;
  }
}

/* Progress bar (#107–#109) */
.pp-progress {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 8px;
}

.pp-progress-bar {
  display: flex;
  width: 300px;
  height: 12px;
}

@media (max-width: 550px) {
  .pp-progress-bar {
    width: 170px;
  }
}

.pp-progress-stage {
  display: flex;
  height: 100%;
}

.pp-seg {
  position: relative;
  top: 0;
  flex: 1;
  height: 100%;
  border-right: 1px solid color-mix(in srgb, var(--bg-deep) 53.3%, transparent);
  background: var(--stage);
  opacity: 0.5;
  transition: height 0.2s, top 0.2s;
}

.pp-seg.is-done {
  opacity: 1;
}

.pp-seg.is-current {
  top: -2px;
  height: 16px;
  opacity: 1;
}

.pp-seg.is-first {
  border-radius: 80px 0 0 80px;
}

.pp-seg.is-last {
  border-radius: 0 80px 80px 0;
}

.pp-progress-count {
  min-width: 44px;
  text-align: center;
}

/* The card (#55–#68) */
.pp-stage-area {
  width: 100%;
  max-width: 800px;
}

.pp-instruction {
  margin: 0;
  padding: 8px 15px;
  opacity: 0.7;
  text-align: center;
}

.pp-stage-area > :first-child {
  min-height: 85px;
  margin-bottom: 25px;
}

.pp-suggested {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 12px;
}

.pp-suggested-word {
  font-size: 1.7em;
  font-weight: 700;
}

.pp-rank {
  opacity: 0.7;
}

.pp-card {
  position: relative;
  min-height: 280px;
  padding: 30px 32px;
  border-radius: 10px;
  background: var(--surface);
  box-shadow: 0 2px 1px -1px rgba(0, 0, 0, 0.2), 0 1px 1px 0 rgba(0, 0, 0, 0.14), 0 1px 3px 0 rgba(0, 0, 0, 0.12);
  cursor: pointer;
}

@media (max-width: 900px) {
  .pp-card {
    min-height: 200px;
    padding: 30px 12px;
  }

  .pp-stage-area > :first-child {
    min-height: 50px;
    margin-bottom: 0;
  }
}

.pp-card-play {
  position: absolute;
  top: -10px;
  left: -10px;
  display: flex;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--bg-deep);
  color: var(--accent);
  cursor: pointer;
}

.pp-card-tools {
  position: absolute;
  top: 8px;
  right: 8px;
  display: flex;
  align-items: center;
}

.pp-star,
.pp-more {
  display: flex;
  padding: 4px;
  border: 0;
  border-radius: 50%;
  background: none;
  color: color-mix(in srgb, var(--ink) 60%, transparent);
  cursor: pointer;
}

.pp-star.is-on {
  color: var(--saved);
}

.pp-star:hover,
.pp-more:hover {
  background: var(--hover);
}

/* The card's ⋮ menu (star-menu.js; Copy, then the card's actions, F9.1) opens under ⋮ */
.pp-card-tools .sm-menu {
  top: 100%;
  right: 0;
  white-space: nowrap;
  cursor: default;
}

.pp-dots {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-bottom: 8px;
}

.pp-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--ink) 25%, transparent);
}

.pp-dots span.is-on {
  background: var(--selected-text);
}

.pp-sentence {
  min-height: 45px;
  margin: 0;
  padding: 0.4rem;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.6;
  text-align: center;
}

.is-blurred {
  filter: blur(0.3em);
  cursor: pointer;
  user-select: none;
}

/* The quiz gap (#72) */
.pp-gap {
  position: relative;
  top: -4px;
  display: inline-block;
  min-width: 25px;
  color: #278f9f9e;
  cursor: pointer;
}

.pp-gap-word {
  visibility: hidden;
}

.pp-gap-mark {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  border-bottom: 2px solid var(--accent-soft);
  color: var(--accent-soft);
  line-height: 25px;
}

.pp-answer {
  border-radius: 3px;
  background: color-mix(in srgb, var(--accent-soft) 14%, transparent);
}

.pp-translations {
  padding: 12px;
}

.pp-translation {
  margin: 0;
  color: color-mix(in srgb, var(--ink) 55%, transparent);
  font-size: 17px;
  text-align: center;
}

.pp-translation-kind {
  margin-right: 6px;
  font-size: 14px;
}

/* A reverse card (F9.2, the port's own): its translation asks, as large as a sentence, over the sentence it hides */
.pp-card-reverse .pp-translations {
  padding: 0 12px 12px;
}

.pp-card-reverse .pp-translation {
  color: var(--text-strong);
  font-size: 20px;
}

.pp-reverse-note {
  font-size: 14px;
}

.pp-corner {
  position: absolute;
  right: 10px;
  bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  opacity: 0.4;
}

.pp-corner-info {
  display: inline-flex;
  cursor: help;
}

/* Controls at the bottom (#84–#99) */
.pp-controls {
  position: fixed;
  right: 0;
  /* above the bottom bar of a small screen (the reference's bottom: MOBILE_NAV_HEIGHT(), PhrasePump L3900, L4778) */
  bottom: var(--mobile-nav-h, 0px);
  left: var(--drawer-w);
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 12px 0 20px;
  background: linear-gradient(transparent, var(--bg-deep) 35%);
  pointer-events: none;
}

.pp-controls > * {
  pointer-events: auto;
}

.pp-nav {
  display: flex;
  padding-top: 8px;
}

.pp-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-right: 20px;
}

.pp-nav-item:last-child {
  margin-right: 0;
}

.pp-round {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border: 0;
  border-radius: 50%;
  background: var(--accent);
  color: var(--on-accent);
  box-shadow: 0 3px 5px -1px rgba(0, 0, 0, 0.2), 0 6px 10px 0 rgba(0, 0, 0, 0.14), 0 1px 18px 0 rgba(0, 0, 0, 0.12);
  cursor: pointer;
}

.pp-round:hover:not(:disabled) {
  background: var(--accent-hover);
}

.pp-round:disabled {
  background: color-mix(in srgb, var(--ink) 33%, var(--bg-deep));
  cursor: not-allowed;
}

@media (max-width: 900px) {
  .pp-round {
    width: 48px;
    height: 48px;
  }
}

/* Key letters: only with a mouse (#103) */
.pp-key {
  display: none;
  min-width: 24px;
  border: 1px solid currentColor;
  border-radius: 5px;
  font-weight: 700;
  line-height: 22px;
  text-align: center;
  opacity: 0.35;
}

.pp-nav-item .pp-key {
  margin-top: 8px;
  opacity: 0.25;
}

@media (hover: hover) and (pointer: fine) {
  .pp-key {
    display: inline-block;
  }
}

.pp-grade {
  display: flex;
}

.pp-forgot,
.pp-okay {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 120px;
  min-height: 42px;
  margin: 2px 4px;
  padding: 0 14px;
  border: 0;
  border-radius: 4px;
  color: var(--on-accent);
  font: 500 15px/1 var(--font);
  cursor: pointer;
}

.pp-forgot .pp-key,
.pp-okay .pp-key {
  margin-right: 12px;
}

.pp-forgot {
  background: #75771e;
}

.pp-forgot:hover:not(:disabled) {
  background: #818322;
}

.pp-okay {
  background: #28815b;
}

.pp-okay:hover:not(:disabled) {
  background: #2f9366;
}

.pp-forgot:disabled,
.pp-okay:disabled {
  opacity: 0.45;
  cursor: default;
}

@media (max-width: 900px) {
  .pp-forgot,
  .pp-okay {
    min-width: 100px;
  }
}

/* Suggestion stage buttons (#95) */
.pp-stages {
  display: flex;
}

.pp-stage {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 52px;
  min-width: 90px;
  margin: 0 4px;
  border: 3px solid transparent;
  border-radius: 9px;
  background: var(--surface-raised);
  font: 500 13px/1.2 var(--font);
  cursor: pointer;
}

.pp-stage:hover {
  background: var(--hover);
}

.pp-stage.is-known {
  padding: 0 8px 1px 22px;
  color: var(--lr-word-known);
}

.pp-stage.is-learn {
  padding: 0 22px 1px 8px;
  color: oklch(from #fda200 min(l, var(--max-lightness, 1)) c h);
}

.pp-stage.is-skip {
  margin-left: 10px;
  padding: 0 16px 1px 22px;
  color: var(--lr-word-dont-learn);
}

.pp-stage.is-active {
  border-color: currentColor;
  box-shadow: 0 0 8px currentColor;
}

.pp-stage-key {
  position: absolute;
  top: 15px;
  left: 6px;
  display: none;
  width: 18px;
  height: 15px;
  font-size: 13px;
  line-height: 15px;
  opacity: 0.3;
}

.pp-stage.is-learn .pp-stage-key {
  right: 6px;
  left: auto;
}

@media (hover: hover) and (pointer: fine) {
  .pp-stage-key {
    display: block;
  }
}

/* Key press feedback (#91) and refused Next (#84) */
.is-pressed {
  outline: 2px solid var(--ink);
  box-shadow: 0 0 3px 2px color-mix(in srgb, var(--wovia-blue-pale) 27%, transparent);
}

.is-blinking {
  animation: pp-blink 0.8s;
}

@keyframes pp-blink {
  0%, 33%, 66%, 100% {
    opacity: 1;
  }

  16%, 50%, 83% {
    opacity: 0.5;
  }
}

/* Horizontal drags are the page's own (#106): the browser keeps vertical scrolling only. */
.pp-practice {
  touch-action: pan-y;
}