/* ===== Режим «Эксперимент»: змейка за буквами ===== */

/* ===== Колба и Y-меню (правый нижний угол) ===== */

.exp-dock {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 995;
  width: 56px;
  height: 56px;
}

.exp-flask {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  box-shadow: 0 6px 18px rgba(99, 102, 241, 0.45);
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}

.exp-flask svg {
  width: 26px;
  height: 26px;
}

.exp-flask:hover,
.exp-flask:focus-visible,
.exp-flask.is-open {
  transform: scale(1.08);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.6);
}

.exp-flask.is-on {
  background: linear-gradient(135deg, #f59e0b, #ef4444);
}

/* Название при наведении */
.exp-flask::after {
  content: attr(data-tip);
  position: absolute;
  right: 66px;
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  padding: 6px 10px;
  border-radius: 8px;
  white-space: nowrap;
  font: 600 13px/1 "Segoe UI", system-ui, sans-serif;
  color: #fff;
  background: rgba(15, 23, 42, 0.85);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
}

.exp-flask:hover::after,
.exp-flask:focus-visible::after {
  opacity: 1;
  transform: translateY(-50%);
}

.exp-flask.is-open::after {
  opacity: 0;
}

/* Колба в шапке: меню раскрывается вниз */
.exp-dock--header {
  position: relative;
  right: auto;
  bottom: auto;
  z-index: 5;
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  margin-left: 6px;
}

.exp-dock--header .exp-flask {
  width: 40px;
  height: 40px;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.exp-dock--header .exp-flask svg {
  width: 22px;
  height: 22px;
}

.exp-dock--header .exp-flask::after {
  right: auto;
  left: 50%;
  top: 100%;
  transform: translateX(-50%) translateY(6px);
}

.exp-dock--header .exp-flask:hover::after,
.exp-dock--header .exp-flask:focus-visible::after {
  transform: translateX(-50%);
}

.exp-dock--header .exp-flask.is-open::after {
  opacity: 0;
}

.exp-dock--header .exp-menu-item[data-item="snake"] {
  transform: translate(-50%, -50%) translate(-62px, 92px);
  animation-delay: 0s;
}

.exp-dock--header .exp-menu-item[data-item="raccoon"] {
  transform: translate(-50%, -50%) translate(34px, 92px);
  animation-delay: 0.08s;
}

/* Y: два пункта расходятся от колбы вверх-влево */
.exp-menu {
  position: absolute;
  inset: 0;
}

.exp-menu[hidden] {
  display: none;
}

.exp-menu-item {
  position: absolute;
  left: 50%;
  top: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 78px;
  padding: 8px 6px;
  border: 1px solid var(--border-color, #cbd5e1);
  border-radius: 14px;
  background: var(--bg-card, #ffffff);
  color: var(--text-main, #111827);
  font: 700 12px/1 "Segoe UI", system-ui, sans-serif;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.25);
  cursor: pointer;
  animation: expRise 0.35s cubic-bezier(0.2, 1.3, 0.4, 1) both;
}

.exp-menu-item[data-item="snake"] {
  transform: translate(-50%, -50%) translate(-30px, -96px);
  animation-delay: 0s;
}

.exp-menu-item[data-item="raccoon"] {
  transform: translate(-50%, -50%) translate(-112px, -44px);
  animation-delay: 0.08s;
}

.exp-menu-item[data-item="snake"]:hover,
.exp-menu-item[data-item="raccoon"]:hover {
  outline: 2px solid #8b5cf6;
}

.exp-menu-item.is-on::after {
  content: "";
  position: absolute;
  top: 6px;
  right: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
}

.exp-menu-icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
}

.exp-menu-icon svg {
  width: 36px;
  height: 36px;
}

@keyframes expRise {
  from { opacity: 0; margin-top: 24px; }
  to   { opacity: 1; margin-top: 0; }
}

/* ===== Енот-маскот ===== */

.raccoon {
  position: fixed;
  left: 16px;
  bottom: 52px;
  z-index: 994;
  width: 120px;
  height: 120px;
  pointer-events: none;
}

.raccoon[hidden] {
  display: none;
}

.raccoon-figure {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 96px;
  height: 96px;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
  pointer-events: auto;
  animation: racBob 3.2s ease-in-out infinite;
  transform-origin: 50% 100%;
}

.raccoon-figure svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

.raccoon-eye {
  transform-origin: 50% 50%;
  transform-box: fill-box;
  animation: racBlink 4.5s infinite;
}

.raccoon-close {
  position: absolute;
  right: 0;
  top: 0;
  width: 22px;
  height: 22px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: rgba(15, 23, 42, 0.8);
  font-size: 15px;
  line-height: 22px;
  cursor: pointer;
  pointer-events: auto;
  opacity: 0;
  transition: opacity 0.2s;
}

.raccoon:hover .raccoon-close,
.raccoon-close:focus-visible {
  opacity: 1;
}

.raccoon-bubble {
  position: absolute;
  left: 100px;
  bottom: 84px;
  max-width: 220px;
  padding: 9px 12px;
  border-radius: 12px;
  color: var(--text-main, #111827);
  background: var(--bg-card, #ffffff);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.25);
  font: 500 13px/1.35 "Segoe UI", system-ui, sans-serif;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.25s, transform 0.25s;
  pointer-events: none;
}

.raccoon-bubble.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.raccoon.is-hopping .raccoon-figure {
  animation: racHop 0.7s cubic-bezier(0.2, 1.4, 0.4, 1);
}

@keyframes racBob {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50%      { transform: translateY(-4px) rotate(1deg); }
}

@keyframes racBlink {
  0%, 92%, 100% { transform: scaleY(1); }
  95%           { transform: scaleY(0.1); }
}

@keyframes racHop {
  0%   { transform: translateY(0); }
  30%  { transform: translateY(-22px) rotate(-6deg); }
  60%  { transform: translateY(0) rotate(4deg); }
  80%  { transform: translateY(-6px); }
  100% { transform: translateY(0); }
}

/* Карточки-препятствия: подсвечиваются только во время игры */
.experiment-blocked {
  box-shadow: inset 0 0 0 2px #ef4444, 0 0 0 3px rgba(239, 68, 68, 0.45) !important;
}

#experiment-layer {
  position: fixed;
  inset: 0;
  z-index: 990;
  pointer-events: none;
  display: none;
}

#experiment-layer.is-active {
  display: block;
}

#experiment-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.experiment-hint,
.experiment-hud {
  position: fixed;
  color: #fff;
  background: rgba(15, 23, 42, 0.78);
  border-radius: 10px;
  font-family: "Segoe UI", system-ui, sans-serif;
}

.experiment-hint {
  bottom: 18px;
  left: 16px;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 600;
}

.experiment-hud {
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 18px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.12em;
  white-space: pre;
}

.experiment-hud .done {
  color: #fbbf24;
}

/* Плашка выигрыша: тёплая карточка с медалью (вариант 4) */
.experiment-win {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  pointer-events: auto;
  text-align: center;
  min-width: min(90vw, 390px);
  padding: 26px 24px 22px;
  border-radius: 24px;
  background: var(--win-bg);
  border: 2px solid var(--win-border);
  box-shadow: var(--win-shadow);
  font-family: "Segoe UI", system-ui, sans-serif;
  animation: expPop 0.5s cubic-bezier(0.2, 1.4, 0.4, 1) both;
  --win-bg: linear-gradient(180deg, #fffbeb, #ffffff 60%);
  --win-border: #fcd34d;
  --win-shadow: 0 16px 40px rgba(180, 83, 9, 0.28);
  --win-ring: #ffffff;
  --win-phrase: #78350f;
  --win-text: #92400e;
  --win-btn-bg: #ffffff;
  --win-btn-text: #92400e;
  --win-btn-border: #fcd34d;
  --win-primary-bg: linear-gradient(135deg, #f59e0b, #d97706);
  --win-primary-text: #ffffff;
}

.experiment-win[hidden] {
  display: none;
}

.experiment-win-medal {
  width: 62px;
  height: 62px;
  margin: -56px auto 8px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 30px;
  background: radial-gradient(circle at 35% 30%, #fef3c7, #f59e0b 70%);
  box-shadow: 0 6px 16px rgba(245, 158, 11, 0.5), 0 0 0 4px var(--win-ring);
}

.experiment-win-phrase {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(22px, 4vw, 25px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--win-phrase);
}

.experiment-win-text {
  margin: 8px 0 16px;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--win-text);
}

.experiment-win-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

.experiment-win-actions button {
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--win-btn-border);
  background: var(--win-btn-bg);
  color: var(--win-btn-text);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.experiment-win-actions button.primary {
  border: 0;
  color: var(--win-primary-text);
  background: var(--win-primary-bg);
}

/* ===== Печатающееся имя в заголовке hero ===== */

.hero-typed-name::after {
  content: "";
  display: inline-block;
  width: 3px;
  height: 0.95em;
  margin-left: 3px;
  vertical-align: -0.12em;
  border-radius: 2px;
  background: currentColor;
  animation: typeCaret 0.9s steps(1) infinite;
}

.hero-typed-name:not(.is-done)::after {
  animation: none;
}

@keyframes typeCaret {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0; }
}

/* Тема сайта: цвета плашки выигрыша */
:root[data-theme="dark"] .experiment-win {
  --win-bg: linear-gradient(180deg, #3a4454, #2f3742 70%);
  --win-border: #b45309;
  --win-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
  --win-ring: #2f3742;
  --win-phrase: #fde68a;
  --win-text: #d1d5db;
  --win-btn-bg: #3d4757;
  --win-btn-text: #fde68a;
  --win-btn-border: #556075;
}

:root[data-theme="sepia-dark"] .experiment-win {
  --win-bg: linear-gradient(180deg, #3a3026, #2b2520 70%);
  --win-border: #8b6a3e;
  --win-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
  --win-ring: #2b2520;
  --win-phrase: #f5deb3;
  --win-text: #d6c3a0;
  --win-btn-bg: #3d3228;
  --win-btn-text: #f5deb3;
  --win-btn-border: #6b5a44;
}

:root[data-theme="sepia-light"] .experiment-win {
  --win-bg: linear-gradient(180deg, #fbf5e6, #f4ecd8 70%);
  --win-border: #c9a66b;
  --win-shadow: 0 16px 40px rgba(107, 74, 31, 0.3);
  --win-ring: #f4ecd8;
  --win-phrase: #6b4a1f;
  --win-text: #8a5a2b;
  --win-btn-bg: #fbf5e6;
  --win-btn-text: #6b4a1f;
  --win-btn-border: #c9a66b;
}

:root[data-theme="high-contrast"] .experiment-win {
  --win-bg: #ffffff;
  --win-border: #000000;
  --win-shadow: 0 0 0 2px #000000;
  --win-ring: #ffffff;
  --win-phrase: #000000;
  --win-text: #000000;
  --win-btn-bg: #ffffff;
  --win-btn-text: #000000;
  --win-btn-border: #000000;
  --win-primary-bg: #000000;
  --win-primary-text: #ffffff;
}

@keyframes expPop {
  from { opacity: 0; transform: translate(-50%, -50%) scale(0.5); }
  to   { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}

@media (max-width: 820px) {
  .exp-dock,
  .raccoon {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .experiment-win,
  .raccoon-figure,
  .raccoon-eye {
    animation: none;
  }
}