/* Панель пошагового объяснения ege-3 (озвучка + подсветка). */

/* Кнопка «Покажи как» в строке ответа — дружелюбная для школьников. */
.ege-task18-explain-start-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 2.65rem;
  padding: 0.35rem 0.95rem 0.35rem 0.45rem;
  border-radius: 999px;
  border: 2px solid color-mix(in srgb, #f59e0b 35%, #14b8a6 65%);
  background: linear-gradient(
    135deg,
    #fff7ed 0%,
    #ccfbf1 45%,
    #a7f3d0 100%
  );
  color: #0f766e;
  font-weight: 700;
  letter-spacing: 0.01em;
  box-shadow:
    0 3px 0 color-mix(in srgb, #0f766e 28%, #b45309 72%),
    0 6px 18px color-mix(in srgb, #14b8a6 35%, transparent),
    0 1px 0 rgba(255, 255, 255, 0.65) inset;
  overflow: visible;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  animation: ege-task18-explain-start-glow 2.8s ease-in-out infinite;
}

.ege-task18-explain-start-btn__icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: linear-gradient(145deg, #ffffff 0%, #fef3c7 100%);
  border: 1.5px solid color-mix(in srgb, #fbbf24 55%, #2dd4bf 45%);
  box-shadow:
    0 2px 0 color-mix(in srgb, #d97706 25%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
  flex-shrink: 0;
  animation: ege-task18-explain-start-icon-bob 2.2s ease-in-out infinite;
}

.ege-task18-explain-start-btn__icon {
  font-size: 1.05rem;
  line-height: 1;
}

.ege-task18-explain-start-btn__text-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.05rem;
  line-height: 1.15;
  text-align: left;
}

.ege-task18-explain-start-btn__label {
  font-size: 0.92rem;
  font-weight: 800;
  color: #115e59;
}

.ege-task18-explain-start-btn__hint {
  font-size: 0.68rem;
  font-weight: 600;
  color: color-mix(in srgb, #0f766e 72%, #64748b 28%);
  letter-spacing: 0.02em;
  text-transform: lowercase;
}

.ege-task18-explain-start-btn:hover:not(:disabled) {
  transform: translateY(-1px) scale(1.02);
  border-color: color-mix(in srgb, #f59e0b 50%, #14b8a6 50%);
  box-shadow:
    0 4px 0 color-mix(in srgb, #0f766e 28%, #b45309 72%),
    0 10px 24px color-mix(in srgb, #14b8a6 45%, transparent),
    0 1px 0 rgba(255, 255, 255, 0.75) inset;
}

.ege-task18-explain-start-btn:active:not(:disabled) {
  transform: translateY(1px) scale(0.99);
  box-shadow:
    0 1px 0 color-mix(in srgb, #0f766e 28%, #b45309 72%),
    0 4px 12px color-mix(in srgb, #14b8a6 30%, transparent),
    0 1px 0 rgba(255, 255, 255, 0.55) inset;
}

.ege-task18-explain-start-btn:focus-visible {
  outline: 2px solid #14b8a6;
  outline-offset: 2px;
}

.ege-task18-explain-start-btn.python-sandbox__action--explain-active {
  border-color: color-mix(in srgb, #0f766e 55%, #64748b 45%);
  background: linear-gradient(
    135deg,
    color-mix(in srgb, #ecfdf5 80%, #99f6e4 20%) 0%,
    color-mix(in srgb, #ccfbf1 70%, #5eead4 30%) 100%
  );
  animation: none;
}

.ege-task18-explain-start-btn.python-sandbox__action--explain-active .ege-task18-explain-start-btn__icon-wrap {
  animation: none;
  background: linear-gradient(145deg, #ecfdf5 0%, #99f6e4 100%);
  border-color: #0f766e;
}

.ege-task18-explain-start-btn.python-sandbox__action--explain-active .ege-task18-explain-start-btn__label {
  color: #134e4a;
}

@keyframes ege-task18-explain-start-icon-bob {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }
  35% {
    transform: translateY(-2px) rotate(-6deg);
  }
  70% {
    transform: translateY(0) rotate(4deg);
  }
}

@keyframes ege-task18-explain-start-glow {
  0%,
  100% {
    box-shadow:
      0 3px 0 color-mix(in srgb, #0f766e 28%, #b45309 72%),
      0 6px 18px color-mix(in srgb, #14b8a6 28%, transparent),
      0 1px 0 rgba(255, 255, 255, 0.65) inset;
  }
  50% {
    box-shadow:
      0 3px 0 color-mix(in srgb, #0f766e 28%, #b45309 72%),
      0 8px 22px color-mix(in srgb, #fbbf24 22%, #14b8a6 38%),
      0 0 0 3px color-mix(in srgb, #14b8a6 18%, transparent),
      0 1px 0 rgba(255, 255, 255, 0.65) inset;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ege-task18-explain-start-btn,
  .ege-task18-explain-start-btn__icon-wrap {
    animation: none;
  }
}

.ege-task18-explain-chrome[hidden] {
  display: none !important;
}

.ege-task18-explain-chrome {
  --ege-task18-explain-ink: #0f172a;
  --ege-task18-explain-muted: #475569;
  --ege-task18-explain-accent: #0f766e;
  --ege-task18-explain-accent-deep: #115e59;
  --ege-task18-explain-surface: color-mix(in srgb, #f8fafc 88%, #ccfbf1 12%);
  --ege-task18-explain-border: color-mix(in srgb, #0f766e 22%, #cbd5e1 78%);

  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.45rem;
  padding: 0.35rem 0.55rem;
  margin: 0.2rem 0 0.4rem;
  min-height: 2.6rem;
  border-radius: 0.85rem;
  border: 1px solid var(--ege-task18-explain-border);
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, #ffffff 82%, #99f6e4 18%) 0%,
      var(--ege-task18-explain-surface) 48%,
      color-mix(in srgb, #f1f5f9 90%, #5eead4 10%) 100%
    );
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.75) inset,
    0 8px 22px rgba(15, 23, 42, 0.08),
    0 1px 2px rgba(15, 118, 110, 0.08);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.ege-task18-explain-chrome--active {
  border-color: color-mix(in srgb, var(--ege-task18-explain-accent) 42%, #94a3b8 58%);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.8) inset,
    0 10px 26px rgba(15, 118, 110, 0.14),
    0 0 0 1px color-mix(in srgb, var(--ege-task18-explain-accent) 18%, transparent);
}

.ege-task18-explain-chrome--running {
  border-color: color-mix(in srgb, var(--ege-task18-explain-accent) 55%, #64748b 45%);
}

.ege-task18-explain-chrome__group {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  flex-wrap: wrap;
  padding: 0.1rem;
}

.ege-task18-explain-chrome__group--nav {
  justify-content: flex-start;
}

.ege-task18-explain-chrome__group--tools {
  justify-content: flex-end;
  margin-left: auto;
}

.ege-task18-explain-chrome__label {
  min-width: 7.25rem;
  padding: 0.2rem 0.55rem;
  text-align: center;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ege-task18-explain-ink);
  border-radius: 999px;
  background: color-mix(in srgb, #ffffff 70%, #ccfbf1 30%);
  border: 1px solid color-mix(in srgb, var(--ege-task18-explain-accent) 18%, transparent);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.65) inset;
}

.ege-task18-explain-chrome--active .ege-task18-explain-chrome__label {
  color: var(--ege-task18-explain-accent-deep);
  background: linear-gradient(
    180deg,
    color-mix(in srgb, #ffffff 55%, #99f6e4 45%) 0%,
    color-mix(in srgb, #ccfbf1 70%, #ffffff 30%) 100%
  );
}

.ege-task18-explain-chrome .oge-kumir-chrome__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  appearance: none;
  -webkit-appearance: none;
  min-width: 2.35rem;
  height: 2.35rem;
  margin: 0;
  padding: 0 0.45rem;
  border-radius: 0.7rem;
  border: 1.5px solid color-mix(in srgb, var(--ege-task18-explain-accent) 28%, #94a3b8 72%);
  background: linear-gradient(
    180deg,
    #ffffff 0%,
    color-mix(in srgb, #f8fafc 78%, #99f6e4 22%) 100%
  );
  color: var(--ege-task18-explain-accent-deep);
  font-size: 0.95rem;
  line-height: 1;
  cursor: pointer;
  box-shadow:
    0 2px 0 color-mix(in srgb, var(--ege-task18-explain-accent-deep) 22%, transparent),
    0 1px 0 rgba(255, 255, 255, 0.7) inset;
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    box-shadow 0.15s ease,
    transform 0.12s ease,
    opacity 0.15s ease;
}

.ege-task18-explain-chrome .oge-kumir-chrome__btn:hover:not(:disabled) {
  border-color: color-mix(in srgb, var(--ege-task18-explain-accent) 55%, #64748b 45%);
  background: linear-gradient(
    180deg,
    #ffffff 0%,
    color-mix(in srgb, #ecfdf5 55%, #5eead4 45%) 100%
  );
}

.ege-task18-explain-chrome .oge-kumir-chrome__btn:active:not(:disabled) {
  transform: translateY(1px);
  box-shadow:
    0 1px 0 color-mix(in srgb, var(--ege-task18-explain-accent-deep) 22%, transparent),
    0 1px 0 rgba(255, 255, 255, 0.45) inset;
}

.ege-task18-explain-chrome .oge-kumir-chrome__btn:disabled {
  opacity: 0.42;
  cursor: not-allowed;
  box-shadow: none;
}

.ege-task18-explain-chrome .ege-task18-explain-chrome__btn--play {
  min-width: 2.55rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.ege-task18-explain-chrome .ege-task18-explain-chrome__btn--play:not(:disabled) {
  color: #fff;
  border-color: #047857;
  background: linear-gradient(180deg, #34d399 0%, #10b981 55%, #059669 100%);
  box-shadow:
    0 2px 0 rgba(6, 78, 59, 0.35),
    0 1px 0 rgba(255, 255, 255, 0.25) inset;
}

.ege-task18-explain-chrome .ege-task18-explain-chrome__btn--playing:not(:disabled) {
  color: #fff;
  border-color: #b45309;
  background: linear-gradient(180deg, #fbbf24 0%, #f59e0b 55%, #d97706 100%);
  box-shadow:
    0 2px 0 rgba(120, 53, 15, 0.35),
    0 1px 0 rgba(255, 255, 255, 0.22) inset;
}

.ege-task18-explain-chrome--continuous .ege-task18-explain-chrome__label {
  color: #065f46;
}

.ege-task18-explain-chrome__speed-group {
  display: inline-flex;
  align-items: center;
  margin: 0 0.1rem;
  padding: 0.15rem 0.55rem 0.15rem 0.45rem;
  border-radius: 0.75rem;
  background: color-mix(in srgb, #ffffff 55%, #ccfbf1 45%);
  border: 1px solid color-mix(in srgb, var(--ege-task18-explain-accent) 16%, transparent);
}

.ege-task18-explain-chrome__speed-label {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0;
  cursor: pointer;
}

.ege-task18-explain-chrome__speed-value {
  min-width: 2.4rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ege-task18-explain-accent-deep, #0f766e);
  text-align: center;
}

.ege-task18-explain-chrome__speed-range {
  width: 5.5rem;
  height: 1.25rem;
  margin: 0;
  accent-color: var(--ege-task18-explain-accent, #14b8a6);
  cursor: pointer;
}

.ege-task18-explain-chrome__speed-range:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

/* Скорость не моргает вместе с остальными кнопками. */
.ege-task18-explain-chrome--running .ege-task18-explain-chrome__speed-range:not(:disabled) {
  animation: none;
}

.ege-task18-explain-chrome .oge-step-audio-toggle--on {
  color: #fff;
  border-color: var(--ege-task18-explain-accent-deep);
  background: linear-gradient(
    180deg,
    #2dd4bf 0%,
    var(--ege-task18-explain-accent) 55%,
    var(--ege-task18-explain-accent-deep) 100%
  );
  box-shadow:
    0 2px 0 color-mix(in srgb, #042f2e 35%, transparent),
    0 1px 0 rgba(255, 255, 255, 0.28) inset;
}

.ege-task18-explain-chrome [data-ege-task18-explain-stop] {
  color: #fff;
  border-color: #991b1b;
  background: linear-gradient(180deg, #f87171 0%, #dc2626 55%, #b91c1c 100%);
  box-shadow:
    0 2px 0 rgba(127, 29, 29, 0.35),
    0 1px 0 rgba(255, 255, 255, 0.22) inset;
}

/* Моргание кнопок панели во время проигрывания шага. */
@keyframes ege-task18-explain-btn-blink {
  0%,
  100% {
    opacity: 1;
    filter: brightness(1);
    box-shadow:
      0 2px 0 color-mix(in srgb, var(--ege-task18-explain-accent-deep) 22%, transparent),
      0 1px 0 rgba(255, 255, 255, 0.7) inset,
      0 0 0 0 color-mix(in srgb, var(--ege-task18-explain-accent) 0%, transparent);
  }
  50% {
    opacity: 0.72;
    filter: brightness(1.08);
    box-shadow:
      0 2px 0 color-mix(in srgb, var(--ege-task18-explain-accent-deep) 22%, transparent),
      0 1px 0 rgba(255, 255, 255, 0.7) inset,
      0 0 0 3px color-mix(in srgb, var(--ege-task18-explain-accent) 28%, transparent);
  }
}

.ege-task18-explain-chrome--running .oge-kumir-chrome__btn:not(:disabled) {
  animation: ege-task18-explain-btn-blink 1s ease-in-out infinite;
}

.ege-task18-explain-chrome--running [data-ege-task18-explain-stop]:not(:disabled) {
  animation-name: ege-task18-explain-btn-blink;
}

@media (prefers-reduced-motion: reduce) {
  .ege-task18-explain-chrome--running .oge-kumir-chrome__btn:not(:disabled) {
    animation: none;
    outline: 2px solid color-mix(in srgb, var(--ege-task18-explain-accent) 55%, transparent);
    outline-offset: 1px;
  }
}

@media (max-width: 768px) {
  .ege-task18-explain-chrome {
    justify-content: space-between;
  }
}

/* Подсветка строки чеклиста фильтра во время демо «Объяснение». */
.htUIMultipleSelectHot td.ege-task18-filter-demo-check,
.htUIMultipleSelectHot .ege-task18-filter-demo-check {
  background: #fff3cd !important;
  box-shadow: inset 0 0 0 2px #f0ad4e;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

@keyframes ege-task18-filter-pulse {
  0%,
  100% {
    box-shadow: inset 0 0 0 2px #f0ad4e;
  }
  50% {
    box-shadow: inset 0 0 0 3px #e67e22;
  }
}

.htUIMultipleSelectHot td.ege-task18-filter-demo-check {
  animation: ege-task18-filter-pulse 0.45s ease-in-out 1;
}

/* Подсветка кнопок панели и диалога «Вставить как» на шаге копирования границ. */
.ege-task18-explain-pulse-target {
  position: relative;
  z-index: 2;
  outline: 2px solid #f59e0b;
  outline-offset: 2px;
  box-shadow:
    0 0 0 4px color-mix(in srgb, #f59e0b 28%, transparent),
    0 0 18px color-mix(in srgb, #f59e0b 45%, transparent);
  animation: ege-task18-explain-pulse-target 0.85s ease-in-out infinite;
}

@keyframes ege-task18-explain-pulse-target {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.04);
  }
}

.handsontable.htContextMenu td.ege-task18-explain-pulse-target,
.libreoffice-lo-paste-special-dialog__preset.ege-task18-explain-pulse-target,
.calc-menu-item.ege-task18-explain-pulse-target,
.calc-menu-trigger.ege-task18-explain-pulse-target {
  background: color-mix(in srgb, #fff7ed 70%, #fed7aa 30%);
  outline: 2px solid #ea580c;
  outline-offset: -1px;
  z-index: 2;
  position: relative;
}

.ege-task18-explain-press {
  transform: scale(0.96) !important;
  filter: brightness(0.92);
  transition: transform 0.12s ease, filter 0.12s ease;
}

.handsontable.htContextMenu td.ege-task18-explain-press,
.calc-menu-item.ege-task18-explain-press {
  background: color-mix(in srgb, #fdba74 55%, #fff7ed 45%) !important;
}

body.neuroege-hyperformula-page .handsontable.htContextMenu {
  z-index: 2147483600 !important;
}

.hf-row0-filter-trigger.ege-task18-filter-demo-arrow {
  outline: 2px solid #0f766e;
  outline-offset: 1px;
  background: #ccfbf1 !important;
}