/* ===== levels.css — стили движков задач ===== */

/* ---- Контейнер задачи ---- */
.pz-host {
  min-height: 200px;
  padding: 8px 0;
}
.pz-svg {
  display: block;
  margin: 0 auto;
  max-width: 100%;
  height: auto;
}
.pz-svg .grid-bg { fill: var(--rb-dark-3); }
.pz-svg .grid-line { stroke: var(--rb-dark); stroke-width: 1; }
.pz-svg .cell-clickable { cursor: pointer; transition: fill .12s; }
.pz-svg .cell-clickable:hover { filter: brightness(1.2); }

/* ---- Choice (варианты ответа) ---- */
.pz-choice {
  display: grid;
  gap: 10px;
}
.pz-choice.cols-2 { grid-template-columns: repeat(2, 1fr); }
.pz-choice.cols-3 { grid-template-columns: repeat(3, 1fr); }
.pz-choice.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 480px) {
  .pz-choice.cols-3, .pz-choice.cols-4 { grid-template-columns: repeat(2, 1fr); }
}
.pz-choice-opt {
  padding: 14px 12px;
  background: var(--rb-dark-3);
  border: 3px solid transparent;
  border-radius: var(--rb-radius);
  font-weight: 700;
  font-size: 16px;
  cursor: pointer;
  transition: all .12s;
  text-align: center;
  min-height: 52px;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  box-shadow: var(--rb-shadow-l);
}
.pz-choice-opt:hover { background: var(--rb-gray); transform: translateY(-2px); }
.pz-choice-opt.selected {
  background: var(--rb-blue);
  border-color: var(--rb-yellow);
}
.pz-choice-opt.correct {
  background: var(--rb-green);
  border-color: var(--rb-yellow);
  animation: bounce .4s;
}
.pz-choice-opt.wrong {
  background: var(--rb-red);
  border-color: #fff;
  animation: shake .4s;
}
.pz-choice-opt.disabled { cursor: default; opacity: .85; }
.pz-choice-opt .opt-letter {
  background: var(--rb-dark);
  width: 28px; height: 28px;
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
  flex-shrink: 0;
}

/* ---- numin (ввод числа) ---- */
.pz-numin {
  display: flex; flex-direction: column; align-items: center; gap: 14px;
}
.pz-numin-input {
  width: min(280px, 80%);
  padding: 14px 16px;
  font-size: 28px;
  font-weight: 800;
  text-align: center;
  background: var(--rb-dark);
  border: 3px solid var(--rb-dark-3);
  border-radius: var(--rb-radius);
  color: var(--rb-yellow);
  letter-spacing: 4px;
}
.pz-numin-input:focus { outline: none; border-color: var(--rb-yellow); }
.pz-numin-input.wrong { animation: shake .4s; border-color: var(--rb-red); }
.pz-numin-input.correct { border-color: var(--rb-green); }

/* Пюпитр (клавиатура) */
.pz-numpad {
  display: grid;
  grid-template-columns: repeat(3, 60px);
  gap: 6px;
  justify-content: center;
}
.pz-numpad button {
  width: 60px; height: 56px;
  background: var(--rb-dark-3);
  border: 2px solid rgba(255,255,255,.1);
  border-radius: var(--rb-radius);
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  box-shadow: var(--rb-shadow-l);
  transition: transform .08s;
}
.pz-numpad button:active { transform: translateY(2px); box-shadow: none; }
.pz-numpad button:hover { background: var(--rb-gray); }
.pz-numpad button.action { background: var(--rb-red); }
.pz-numpad button.action.go { background: var(--rb-green); }

/* ---- logtab (логическая таблица +/−) ---- */
.pz-logtab {
  width: 100%;
  border-collapse: separate;
  border-spacing: 4px;
  max-width: 600px;
  margin: 0 auto;
}
.pz-logtab th, .pz-logtab td {
  padding: 8px 10px;
  text-align: center;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 700;
}
.pz-logtab th {
  background: var(--rb-dark-3);
  color: var(--rb-yellow);
}
.pz-logtab td.cell-name {
  background: var(--rb-dark-3);
  text-align: left;
  font-weight: 700;
}
.pz-logtab td.cell-opt {
  background: var(--rb-dark);
  cursor: pointer;
  transition: all .12s;
  min-width: 44px;
  min-height: 44px;
  font-size: 18px;
}
.pz-logtab td.cell-opt:hover { background: var(--rb-dark-3); }
.pz-logtab td.cell-opt.selected-yes { background: var(--rb-green); color: #fff; }
.pz-logtab td.cell-opt.selected-no  { background: var(--rb-red); color: #fff; }
.pz-logtab td.cell-opt.correct { box-shadow: inset 0 0 0 3px var(--rb-yellow); }
.pz-logtab td.cell-opt.wrong { box-shadow: inset 0 0 0 3px #fff; }

/* ---- order (упорядочивание) ---- */
.pz-order {
  display: flex; flex-direction: column; gap: 8px;
  max-width: 480px;
  margin: 0 auto;
}
.pz-order-item {
  display: flex; align-items: center; gap: 12px;
  background: var(--rb-dark-3);
  border: 2px solid transparent;
  border-radius: var(--rb-radius);
  padding: 10px 14px;
  cursor: grab;
  font-weight: 700;
  transition: all .12s;
}
.pz-order-item:hover { background: var(--rb-gray); }
.pz-order-item.dragging { opacity: .5; }
.pz-order-item .ord-num {
  width: 28px; height: 28px;
  background: var(--rb-purple);
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
  flex-shrink: 0;
}
.pz-order-actions { display: flex; gap: 4px; margin-left: auto; }
.pz-order-actions button {
  width: 32px; height: 32px;
  background: var(--rb-dark);
  border-radius: 6px;
  font-size: 16px; font-weight: 900;
}
.pz-order-actions button:active { transform: scale(.92); }

/* ---- doors (Эйлеров путь) ---- */
.pz-doors-svg {
  background: var(--rb-dark);
  border-radius: var(--rb-radius);
}
.pz-doors-svg .room { fill: var(--rb-dark-3); stroke: var(--rb-gray); stroke-width: 2; }
.pz-doors-svg .door-open { stroke: var(--rb-green); stroke-width: 6; }
.pz-doors-svg .door-closed { stroke: var(--rb-yellow); stroke-width: 5; cursor: pointer; }
.pz-doors-svg .door-closed:hover { stroke: var(--rb-cyan); }
.pz-doors-svg .node { fill: var(--rb-yellow); stroke: #000; stroke-width: 2; cursor: pointer; }
.pz-doors-svg .node.visited { fill: var(--rb-green); }
.pz-doors-svg .path-line { stroke: var(--rb-cyan); stroke-width: 4; fill: none; }
.pz-doors-svg .label { fill: #fff; font-size: 14px; font-weight: 700; text-anchor: middle; }

/* ---- numlink (непересекающиеся линии) ---- */
.pz-numlink-svg { background: var(--rb-dark); border-radius: var(--rb-radius); }
.pz-numlink-svg .cell { fill: var(--rb-dark-3); stroke: var(--rb-dark); stroke-width: 1; }
.pz-numlink-svg .endpoint {
  fill: var(--rb-yellow);
  stroke: #000;
  stroke-width: 2;
  cursor: pointer;
}
.pz-numlink-svg .endpoint.paired { fill: var(--rb-green); }
.pz-numlink-svg .endpoint.selected { fill: var(--rb-cyan); }
.pz-numlink-svg .wire { stroke: var(--rb-cyan); stroke-width: 5; fill: none; stroke-linecap: round; }
.pz-numlink-svg .num { fill: #fff; font-size: 16px; font-weight: 800; text-anchor: middle; }

/* ---- rotate (поворот фигуры) ---- */
.pz-rotate-svg { background: var(--rb-dark); border-radius: var(--rb-radius); }
.pz-rotate-svg .figure-cell { fill: var(--rb-dark-3); stroke: var(--rb-dark); }
.pz-rotate-svg .figure-on { fill: var(--rb-yellow); cursor: pointer; }
.pz-rotate-svg .figure-target { fill: none; stroke: var(--rb-green); stroke-width: 2; stroke-dasharray: 4 3; }
.pz-rotate-controls {
  display: flex; gap: 8px; justify-content: center; margin-top: 12px;
}

/* ---- pattern (недостающая фигура) ---- */
.pz-pattern-grid {
  display: grid;
  gap: 6px;
  justify-content: center;
  margin: 12px auto;
}
.pz-pattern-cell {
  width: 70px; height: 70px;
  background: var(--rb-dark-3);
  border: 2px solid var(--rb-dark);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 32px;
}
.pz-pattern-cell.question {
  background: var(--rb-purple);
  border-color: var(--rb-yellow);
  font-size: 36px;
  color: var(--rb-yellow);
  animation: pulse 1.5s infinite;
}
.pz-pattern-opts {
  display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-top: 12px;
}
.pz-pattern-opt {
  width: 64px; height: 64px;
  background: var(--rb-dark-3);
  border: 3px solid transparent;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px;
  cursor: pointer;
  transition: all .12s;
}
.pz-pattern-opt:hover { transform: translateY(-3px); background: var(--rb-gray); }
.pz-pattern-opt.selected { border-color: var(--rb-cyan); }
.pz-pattern-opt.correct { background: var(--rb-green); border-color: var(--rb-yellow); }
.pz-pattern-opt.wrong { background: var(--rb-red); border-color: #fff; animation: shake .4s; }

/* ---- symchoice (выбор симметричных) ---- */
.pz-symchoice {
  display: grid;
  gap: 12px;
}
.pz-symchoice.cols-2 { grid-template-columns: repeat(2, 1fr); }
.pz-symchoice.cols-3 { grid-template-columns: repeat(3, 1fr); }
.pz-symchoice-item {
  background: var(--rb-dark-3);
  border: 3px solid transparent;
  border-radius: var(--rb-radius);
  padding: 12px;
  cursor: pointer;
  transition: all .12s;
  text-align: center;
  min-height: 90px;
  display: flex; align-items: center; justify-content: center;
}
.pz-symchoice-item:hover { background: var(--rb-gray); }
.pz-symchoice-item.selected { border-color: var(--rb-cyan); background: var(--rb-blue); }
.pz-symchoice-item.correct { background: var(--rb-green); border-color: var(--rb-yellow); animation: bounce .4s; }
.pz-symchoice-item.wrong { background: var(--rb-red); border-color: #fff; animation: shake .4s; }
.pz-symchoice-item svg { max-width: 100%; height: 60px; }

/* ---- symirror (дорисуй отражение) ---- */
.pz-symirror-svg { background: var(--rb-dark); border-radius: var(--rb-radius); }
.pz-symirror-svg .axis { stroke: var(--rb-yellow); stroke-width: 3; stroke-dasharray: 6 4; }
.pz-symirror-svg .given { fill: var(--rb-yellow); stroke: #000; stroke-width: 1; }
.pz-symirror-svg .user { fill: var(--rb-cyan); stroke: #000; stroke-width: 1; cursor: pointer; }
.pz-symirror-svg .user:hover { fill: var(--rb-green); }
.pz-symirror-svg .mirror-ghost { fill: rgba(255,255,255,.08); stroke: rgba(255,255,255,.2); stroke-dasharray: 3 2; }
.pz-symirror-controls { display: flex; gap: 8px; justify-content: center; margin-top: 10px; }

/* ---- graphcount (считай связи) ---- */
.pz-graphcount-svg { background: var(--rb-dark); border-radius: var(--rb-radius); }
.pz-graphcount-svg .node { fill: var(--rb-yellow); stroke: #000; stroke-width: 2; cursor: pointer; }
.pz-graphcount-svg .edge { stroke: var(--rb-cyan); stroke-width: 3; }
.pz-graphcount-svg .label { fill: #fff; font-size: 13px; font-weight: 700; text-anchor: middle; }

/* ---- headslegs (головы и ноги) ---- */
.pz-headslegs {
  display: flex; flex-direction: column; gap: 14px; align-items: center;
}
.pz-headslegs-inputs {
  display: flex; gap: 14px; flex-wrap: wrap; justify-content: center;
}
.pz-headslegs-field {
  display: flex; flex-direction: column; gap: 4px; align-items: center;
}
.pz-headslegs-field label {
  font-size: 13px; color: var(--rb-gray-l); font-weight: 700;
}
.pz-headslegs-field input {
  width: 80px;
  padding: 8px;
  font-size: 22px;
  font-weight: 800;
  text-align: center;
  background: var(--rb-dark);
  border: 3px solid var(--rb-dark-3);
  border-radius: 8px;
  color: var(--rb-yellow);
}
.pz-headslegs-field input:focus { outline: none; border-color: var(--rb-yellow); }

/* ---- parity (чётный/нечётный ответ) ---- */
.pz-parity {
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
}
.pz-parity-opt {
  padding: 16px 28px;
  background: var(--rb-dark-3);
  border: 3px solid transparent;
  border-radius: var(--rb-radius);
  font-size: 18px;
  font-weight: 800;
  cursor: pointer;
  transition: all .12s;
  min-width: 120px;
  text-align: center;
  box-shadow: var(--rb-shadow-l);
}
.pz-parity-opt:hover { background: var(--rb-gray); transform: translateY(-2px); }
.pz-parity-opt.selected { background: var(--rb-blue); border-color: var(--rb-yellow); }
.pz-parity-opt.correct { background: var(--rb-green); border-color: var(--rb-yellow); }
.pz-parity-opt.wrong { background: var(--rb-red); border-color: #fff; animation: shake .4s; }

/* ---- coins (набор монет) ---- */
.pz-coins {
  display: flex; flex-direction: column; gap: 12px; align-items: center;
}
.pz-coins-tray {
  display: flex; gap: 6px; flex-wrap: wrap; justify-content: center;
  min-height: 60px;
  padding: 10px;
  background: var(--rb-dark);
  border-radius: var(--rb-radius);
  min-width: 200px;
}
.pz-coin {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--rb-yellow), var(--rb-yellow-d));
  border: 2px solid #1a1d29;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900;
  font-size: 13px;
  color: #1a1d29;
  box-shadow: var(--rb-shadow-l);
  cursor: pointer;
}
.pz-coin.available { cursor: pointer; }
.pz-coin.available:hover { transform: translateY(-3px); }
.pz-coin.bin { background: var(--rb-gray-l); }
.pz-coins-bank {
  display: flex; gap: 6px; flex-wrap: wrap; justify-content: center;
}
.pz-coins-sum {
  font-size: 18px; font-weight: 800; color: var(--rb-yellow);
}

/* ---- cube (развёртка → кубик) ---- */
.pz-cube-svg { background: var(--rb-dark); border-radius: var(--rb-radius); }
.pz-cube-svg .face { fill: var(--rb-dark-3); stroke: var(--rb-gray); stroke-width: 2; cursor: pointer; transition: fill .12s; }
.pz-cube-svg .face:hover { fill: var(--rb-gray); }
.pz-cube-svg .face.selected { fill: var(--rb-blue); stroke: var(--rb-yellow); stroke-width: 3; }
.pz-cube-svg .face.correct { fill: var(--rb-green); stroke: var(--rb-yellow); }
.pz-cube-svg .face.wrong { fill: var(--rb-red); }
.pz-cube-svg .face-label { fill: #fff; font-size: 14px; font-weight: 800; text-anchor: middle; pointer-events: none; }
.pz-cube-target {
  background: var(--rb-dark);
  border-radius: var(--rb-radius);
  padding: 10px;
  margin: 10px auto;
  text-align: center;
  max-width: 240px;
}

/* ---- weighing (взвешивание) ---- */
.pz-weigh {
  display: flex; flex-direction: column; gap: 12px; align-items: center;
}
.pz-weigh-svg { background: var(--rb-dark); border-radius: var(--rb-radius); }
.pz-weigh-svg .scale-pole { stroke: var(--rb-gray); stroke-width: 4; }
.pz-weigh-svg .scale-beam { stroke: var(--rb-gray); stroke-width: 4; transition: transform .4s; }
.pz-weigh-svg .scale-pan { stroke: var(--rb-gray); stroke-width: 2; fill: var(--rb-dark-3); }
.pz-weigh-svg .coin { fill: var(--rb-yellow); stroke: #000; stroke-width: 1.5; cursor: pointer; }
.pz-weigh-svg .coin.selected { fill: var(--rb-cyan); }
.pz-weigh-svg .coin.on-pan { cursor: pointer; }
.pz-weigh-controls {
  display: flex; gap: 8px; justify-content: center; flex-wrap: wrap;
}
.pz-weigh-result {
  font-size: 16px; font-weight: 700;
  padding: 8px 14px;
  background: var(--rb-dark-3);
  border-radius: var(--rb-radius);
  min-height: 36px;
}
.pz-weigh-history {
  font-size: 12px; color: var(--rb-gray-l);
  text-align: left;
  max-height: 80px; overflow-y: auto;
  width: 100%;
}

/* ---- euler (круги Эйлера) ---- */
.pz-euler-svg { background: var(--rb-dark); border-radius: var(--rb-radius); }
.pz-euler-svg .circle {
  fill: rgba(0,102,204,.15);
  stroke: var(--rb-blue);
  stroke-width: 2;
}
.pz-euler-svg .circle.b { fill: rgba(0,166,81,.15); stroke: var(--rb-green); }
.pz-euler-svg .label { fill: #fff; font-size: 14px; font-weight: 800; text-anchor: middle; }
.pz-euler-svg .count { fill: var(--rb-yellow); font-size: 20px; font-weight: 900; text-anchor: middle; }

/* ---- cryptarithm (ребус) ---- */
.pz-crypt {
  display: flex; flex-direction: column; gap: 12px; align-items: center;
}
.pz-crypt-expr {
  font-size: 28px;
  font-weight: 900;
  font-family: 'Comfortaa', monospace;
  letter-spacing: 4px;
  background: var(--rb-dark);
  padding: 14px 20px;
  border-radius: var(--rb-radius);
  border: 2px solid var(--rb-dark-3);
  text-align: center;
}
.pz-crypt-expr .letter {
  display: inline-block;
  min-width: 28px;
  padding: 2px 4px;
  background: var(--rb-dark-3);
  border-radius: 4px;
  margin: 0 1px;
  cursor: pointer;
}
.pz-crypt-expr .letter.assigned { background: var(--rb-green); color: #fff; }
.pz-crypt-expr .letter.selected { background: var(--rb-purple); border: 2px solid var(--rb-yellow); }
.pz-crypt-expr .op { color: var(--rb-yellow); margin: 0 6px; }
.pz-crypt-pad {
  display: grid;
  grid-template-columns: repeat(5, 44px);
  gap: 4px;
  justify-content: center;
}
.pz-crypt-pad button {
  width: 44px; height: 44px;
  background: var(--rb-dark-3);
  border: 2px solid transparent;
  border-radius: 6px;
  font-size: 18px;
  font-weight: 800;
}
.pz-crypt-pad button:hover { background: var(--rb-gray); }
.pz-crypt-pad button.used { opacity: .35; cursor: not-allowed; }

/* ---- divisibility (признаки делимости) ---- */
.pz-divis {
  display: flex; flex-direction: column; gap: 12px; align-items: center;
}
.pz-divis-number {
  font-size: 32px;
  font-weight: 900;
  background: var(--rb-dark);
  padding: 14px 20px;
  border-radius: var(--rb-radius);
  letter-spacing: 4px;
  color: var(--rb-yellow);
}
.pz-divis-number .digit { display: inline-block; min-width: 24px; }
.pz-divis-number .star { color: var(--rb-purple); }
.pz-divis-number .digit.editable { cursor: pointer; background: var(--rb-dark-3); border-radius: 4px; }
.pz-divis-number .digit.editable:hover { background: var(--rb-gray); }
.pz-divis-number .digit.selected { background: var(--rb-purple); border: 2px solid var(--rb-yellow); }

/* ---- implication / negation (логика) ---- */
.pz-logic {
  display: flex; flex-direction: column; gap: 10px;
}
.pz-logic-text {
  background: var(--rb-dark);
  padding: 14px;
  border-radius: var(--rb-radius);
  font-size: 15px;
  line-height: 1.5;
  font-style: italic;
  border-left: 4px solid var(--rb-cyan);
}
.pz-logic-opts {
  display: grid; gap: 8px;
}
.pz-logic-opt {
  background: var(--rb-dark-3);
  border: 3px solid transparent;
  border-radius: var(--rb-radius);
  padding: 12px 14px;
  cursor: pointer;
  transition: all .12s;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
}
.pz-logic-opt:hover { background: var(--rb-gray); transform: translateX(4px); }
.pz-logic-opt.selected { background: var(--rb-blue); border-color: var(--rb-yellow); }
.pz-logic-opt.correct { background: var(--rb-green); border-color: var(--rb-yellow); }
.pz-logic-opt.wrong { background: var(--rb-red); border-color: #fff; animation: shake .4s; }

/* ---- arith (восстанови действие) ---- */
.pz-arith {
  display: flex; flex-direction: column; gap: 10px; align-items: center;
}
.pz-arith-row {
  display: flex; align-items: center; gap: 8px;
  font-size: 22px; font-weight: 800;
  font-family: monospace;
}
.pz-arith-cell {
  display: inline-flex;
  min-width: 36px; height: 36px;
  align-items: center; justify-content: center;
  background: var(--rb-dark-3);
  border-radius: 6px;
  padding: 0 4px;
}
.pz-arith-cell.question {
  background: var(--rb-purple);
  color: var(--rb-yellow);
  cursor: pointer;
  border: 2px solid var(--rb-yellow);
}
.pz-arith-cell.question.selected { background: var(--rb-blue); }
.pz-arith-ops {
  display: flex; gap: 6px; flex-wrap: wrap; justify-content: center;
}
.pz-arith-op {
  padding: 8px 14px;
  background: var(--rb-dark-3);
  border: 2px solid transparent;
  border-radius: 6px;
  font-size: 18px; font-weight: 800;
  cursor: pointer;
}
.pz-arith-op:hover { background: var(--rb-gray); }
.pz-arith-op.selected { background: var(--rb-blue); border-color: var(--rb-yellow); }

/* ---- generic reveal (показать ответ) ---- */
.pz-reveal {
  background: rgba(255,215,0,.1);
  border-left: 4px solid var(--rb-yellow);
  padding: 10px 14px;
  border-radius: var(--rb-radius);
  margin-top: 10px;
  display: none;
}
.pz-reveal.show { display: block; animation: toastIn .3s; }
.pz-reveal-title { font-weight: 800; color: var(--rb-yellow); margin-bottom: 4px; }
.pz-reveal-body { font-size: 14px; line-height: 1.5; }

/* ---- perm (перестановки) ---- */
.pz-perm {
  display: flex; flex-direction: column; gap: 10px; align-items: center;
}
.pz-perm-row {
  display: flex; gap: 6px; justify-content: center;
  background: var(--rb-dark);
  padding: 10px;
  border-radius: var(--rb-radius);
  min-height: 60px;
}
.pz-perm-tile {
  min-width: 44px; height: 44px;
  background: var(--rb-yellow);
  color: #1a1d29;
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 18px;
  cursor: grab;
  box-shadow: var(--rb-shadow-l);
}
.pz-perm-tile.empty {
  background: var(--rb-dark-3);
  border: 2px dashed var(--rb-gray);
  color: transparent;
  cursor: default;
}

/* ---- Адаптивность ---- */
@media (max-width: 480px) {
  .task-card { padding: 14px; }
  .task-question { font-size: 15px; }
  .pz-numpad button { width: 52px; height: 48px; font-size: 18px; }
  .pz-choice-opt { padding: 10px; font-size: 14px; min-height: 44px; }
  .pz-coin { width: 38px; height: 38px; font-size: 11px; }
  .pz-crypt-expr { font-size: 20px; letter-spacing: 2px; }
  .pz-crypt-pad { grid-template-columns: repeat(5, 38px); }
  .pz-crypt-pad button { width: 38px; height: 38px; font-size: 15px; }
  .pz-divis-number { font-size: 24px; letter-spacing: 2px; }
  .pz-pattern-cell { width: 56px; height: 56px; font-size: 24px; }
  .pz-pattern-opt { width: 52px; height: 52px; font-size: 22px; }
}