:root {
  --vsim-dark: #0e1e32;
  --vsim-green: #32b561;
  --vsim-red: #ff004e;
  --vsim-blue: #2b5c9e;
  --ua-blue: #0057b7;
  --ua-yellow: #ffd600;
  --card-radius: 16px;
  --shadow-soft: 0 12px 30px rgba(15, 23, 42, 0.18);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top, #e0f2fe 0, transparent 50%),
    radial-gradient(circle at bottom, #f1faef 0, #e5e7eb 70%);
  color: #111827;
  padding: 24px 16px 40px;
}

/* легка сітка фоном */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(transparent 0, transparent 23px, rgba(148,163,184,0.12) 24px),
    linear-gradient(90deg, transparent 0, transparent 23px, rgba(148,163,184,0.12) 24px);
  background-size: 24px 24px;
  opacity: 0.4;
  pointer-events: none;
}

.shell {
  max-width: 1100px;
  margin: 0 auto;
}

.header-card {
  background: radial-gradient(circle at top left, #ffffff, #f1faef);
  border-radius: 24px;
  padding: 18px 22px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-soft);
  gap: 10px 20px;
}

.header-card h1 {
  margin: 0 0 4px;
  font-size: 1.4rem;
  color: var(--vsim-dark);
}

.header-card p {
  margin: 0;
  font-size: 0.9rem;
  color: #4b5563;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  background: #e5f9ef;
  color: var(--vsim-dark);
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--vsim-green);
}

.main-card {
  margin-top: 20px;
  background: #ffffff;
  border-radius: 24px;
  box-shadow: var(--shadow-soft);
  padding: 22px 22px 28px;
  position: relative;
  overflow: hidden;
}

/* кнопка зупинки */
.floating-stop {
  position: absolute;
  top: 14px;
  right: 16px;
  border-radius: 999px;
  border: none;
  padding: 6px 12px;
  font-size: 0.8rem;
  cursor: pointer;
  background: #0f172a;
  color: #f9fafb;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 8px 20px rgba(15,23,42,0.3);
  z-index: 5;
}

.floating-stop:hover {
  background: #020617;
}

.hidden {
  display: none !important;
}

/* SETTINGS */

.settings {
  border-radius: 18px;
  background: #f9fafb;
  padding: 16px 16px 18px;
  margin-bottom: 18px;
  border: 1px solid rgba(148,163,184,0.6);
  color: #111827;
  position: relative;
  z-index: 2;
}

/* НОВИЙ МАКЕТ НАЛАШТУВАНЬ */

.settings-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.3fr);
  gap: 16px 20px;
  margin-top: 8px;
}

.settings-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* на вузьких екранах — в один стовпчик */
@media (max-width: 900px) {
  .settings-layout {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* трошки підправимо звук як блок у колонці */
.sound-settings {
  margin: 10px 0 0;
  padding-top: 10px;
  border-top: 1px dashed rgba(148,163,184,0.4);
}


.settings-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--vsim-dark);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.settings-title span:first-child {
  font-size: 1.1rem;
}

.settings-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 2fr) minmax(0, 3fr);
  gap: 12px 18px;
}

@media (max-width: 900px) {
  .settings-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.85rem;
}

.field-group label {
  color: #374151;
  font-weight: 500;
}

.field-inline {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

input[type="text"],
input[type="number"] {
  border-radius: 10px;
  border: 1px solid rgba(148,163,184,0.9);
  padding: 6px 10px;
  font-size: 0.9rem;
  min-width: 0;
  outline: none;
  background: #ffffff;
  color: #111827;
  transition: border-color 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}

/* Прибрати стрілочки у number-полях (Chrome, Edge, Opera) */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Прибрати стрілочки у Firefox */
input[type="number"] {
  -moz-appearance: textfield;
}

input[type="text"]::placeholder,
input[type="number"]::placeholder {
  color: #9ca3af;
}

input[type="text"]:focus,
input[type="number"]:focus {
  border-color: var(--vsim-green);
  box-shadow: 0 0 0 1px rgba(50,181,97,0.6);
  background: #ffffff;
}

.range-hint {
  font-size: 0.75rem;
  color: #6b7280;
}

/* PILLS MODES */

.mode-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.mode-pills input[type="checkbox"] {
  display: none;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 11px;
  border-radius: 999px;
  font-size: 0.8rem;
  cursor: pointer;
  border: 1px solid rgba(148,163,184,0.9);
  background: #f3f4f6;
  color: #111827;
  user-select: none;
  transition: background 0.16s ease, border-color 0.16s ease, transform 0.08s ease, box-shadow 0.12s ease;
}

.pill span.symbol {
  font-weight: 700;
  font-size: 0.9rem;
}

.mode-pills input[type="checkbox"]:checked + label.pill {
  background: linear-gradient(135deg, var(--vsim-green), #46d574);
  border-color: rgba(22,163,74,0.8);
  color: #022c22;
  box-shadow: 0 8px 18px rgba(21,128,61,0.38);
  transform: translateY(-1px);
}

.pill.mixed {
  border-style: dashed;
}

/* SETTINGS FOOTER */

.settings-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.error-text {
  font-size: 0.8rem;
  color: var(--vsim-red);
  min-height: 1.1em;
}

.primary-btn {
  border: none;
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  background: linear-gradient(135deg, var(--vsim-green), #46d574);
  color: #022c22;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 8px 20px rgba(22,163,74,0.35);
  transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.12s ease;
  white-space: nowrap;
}

.primary-btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.03);
  box-shadow: 0 12px 26px rgba(22,163,74,0.45);
}

.primary-btn:active {
  transform: translateY(0);
  box-shadow: 0 6px 16px rgba(22,163,74,0.4);
}

.secondary-btn {
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 0.8rem;
  background: #e5e7eb;
  border: 1px solid rgba(148,163,184,0.9);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #111827;
  white-space: nowrap;
}

.secondary-btn:hover {
  background: #d1d5db;
}

/* TUG OF WAR */

.tug-wrapper {
  margin-top: 12px;
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
  position: relative;
  z-index: 1;
}

.tug-people-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 8px 4px;
}

/* силуети людей */

.tug-side {
  display: flex;
  align-items: flex-end;
  gap: 8px;
}

.person {
  position: relative;
  width: 28px;
  height: 52px;
}

.person::before {
  /* голова */
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  transform: translateX(-50%);
  background: #0f172a;
}

.person::after {
  /* тулуб */
  content: "";
  position: absolute;
  top: 16px;
  left: 50%;
  width: 18px;
  height: 26px;
  transform: translateX(-50%);
  border-radius: 9px;
  background: #0f172a;
}

/* руки */

.person .arm {
  position: absolute;
  display: block;
  top: 22px;
  width: 28px;
  height: 6px;
  border-radius: 999px;
  background: #0f172a;
}

.person-left .arm {
  left: 8px;
}

.person-right .arm {
  right: 8px;
}

/* кольори команд */

.person-left::before,
.person-left::after,
.person-left .arm {
  background: var(--ua-blue);
}

.person-right::before,
.person-right::after,
.person-right .arm {
  background: var(--ua-yellow);
}

/* Анімація ривка людей */

@keyframes pullSideLeft {
  0%   { transform: translateX(0); }
  40%  { transform: translateX(-10px); }
  80%  { transform: translateX(-4px); }
  100% { transform: translateX(0); }
}

@keyframes pullSideRight {
  0%   { transform: translateX(0); }
  40%  { transform: translateX(10px); }
  80%  { transform: translateX(4px); }
  100% { transform: translateX(0); }
}

.tug-side.pull-left {
  animation: pullSideLeft 0.28s ease-out;
}

.tug-side.pull-right {
  animation: pullSideRight 0.28s ease-out;
}

/* КАНАТ */

.rope-track {
  position: relative;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  height: 64px;
  border-radius: 999px;
  background: linear-gradient(180deg, #e5e7eb, #d1d5db);
  padding: 8px 18px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(148,163,184,0.55);
}

/* === ШКАЛА КРОКІВ ВІД ЦЕНТРУ КАНАТУ === */

.rope-steps {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;             /* трохи нижче, ніж було */
  height: 18px;
  pointer-events: none;
  font-family: system-ui, sans-serif;
}

/* базовий стиль цифр */
.rope-steps span {
  position: absolute;
  bottom: 0;
  transform: translateX(-50%);
  color: #111827;
  opacity: 0.55;
  font-size: 13px;
  font-weight: 500;
  transition: color 0.15s ease, opacity 0.15s ease, transform 0.15s ease, text-shadow 0.15s ease;
}

/* центр — 0 */
.rope-steps span[data-pos="0"] {
  left: 50%;
}

/* ЛІВА (синя) сторона: позиції від -1 до -6 */
.rope-steps span[data-pos="-1"] { left: calc(50% - 50px * 1); }
.rope-steps span[data-pos="-2"] { left: calc(50% - 50px * 2); }
.rope-steps span[data-pos="-3"] { left: calc(50% - 50px * 3); }
.rope-steps span[data-pos="-4"] { left: calc(50% - 50px * 4); }
.rope-steps span[data-pos="-5"] { left: calc(50% - 50px * 5); }
.rope-steps span[data-pos="-6"] { left: calc(50% - 50px * 6); }

/* ПРАВА (жовта) сторона: позиції від 1 до 6 */
.rope-steps span[data-pos="1"] { left: calc(50% + 50px * 1); }
.rope-steps span[data-pos="2"] { left: calc(50% + 50px * 2); }
.rope-steps span[data-pos="3"] { left: calc(50% + 50px * 3); }
.rope-steps span[data-pos="4"] { left: calc(50% + 50px * 4); }
.rope-steps span[data-pos="5"] { left: calc(50% + 50px * 5); }
.rope-steps span[data-pos="6"] { left: calc(50% + 50px * 6); }

/* активні стани */

.rope-steps span.active-blue {
  color: var(--ua-blue);
  opacity: 1;
  font-weight: 700;
  transform: translateX(-50%) translateY(-1px);
  text-shadow: 0 0 6px rgba(37, 99, 235, 0.55);
}

.rope-steps span.active-yellow {
  color: var(--ua-yellow);
  opacity: 1;
  font-weight: 700;
  transform: translateX(-50%) translateY(-1px);
  text-shadow: 0 0 6px rgba(251, 191, 36, 0.65);
}

/* для центра можна зробити нейтральний активний стан */
.rope-steps span.active-center {
  color: #111827;
  opacity: 0.9;
  font-weight: 700;
  transform: translateX(-50%) translateY(-1px);
}


.rope-center-line {
  position: absolute;
  left: 50%;
  top: 6px;
  width: 2px;
  height: calc(100% - 12px);
  background: repeating-linear-gradient(
    to bottom,
    rgba(148,163,184,0.9) 0,
    rgba(148,163,184,0.9) 4px,
    rgba(229,231,235,0) 4px,
    rgba(229,231,235,0) 8px
  );
  pointer-events: none;
}

.rope {
  position: absolute;
  inset: 12px 26px;  /* ближче до країв, але не впритул */
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.rope-line {
  position: absolute;
  left: 0;
  right: 0;
  height: 12px;
  border-radius: 999px;
  background: repeating-linear-gradient(
    90deg,
    #8b5a2b 0,
    #8b5a2b 14px,
    #c28f4a 14px,
    #c28f4a 28px
  );
  border: 2px solid #5c3b1d;
  box-shadow: 0 3px 5px rgba(0,0,0,0.3);
}

/* вузол канату: по центру, рухаємо тільки transform */

.rope-knot {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 52px;
  height: 28px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 20%, #f6e0b8, #c68a41);
  box-shadow: 0 4px 6px rgba(0,0,0,0.35);
  border: 2px solid rgba(92,59,29,0.85);
  transform: translate(-50%, -50%);   /* центр по X і Y */
  transition: transform 0.22s ease-out;
  pointer-events: none;
}

/* Текст під канатом */

.score-line {
  margin-top: 6px;
  font-size: 0.82rem;
  text-align: center;
  color: #374151;
}

.winner-line {
  margin-top: 6px;
  font-size: 0.98rem;
  font-weight: 700;
  text-align: center;
  min-height: 1.1em;
  color: var(--vsim-dark);
}

/* TEAMS */

.teams {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 14px;
  position: relative;
  z-index: 1;
}

@media (max-width: 820px) {
  .teams {
    grid-template-columns: minmax(0, 1fr);
  }
}

.team-card {
  background: #ffffff;
  border-radius: var(--card-radius);
  padding: 14px 14px 16px;
  box-shadow: 0 10px 24px rgba(148,163,184,0.45);
  border: 1px solid rgba(209,213,219,0.9);
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: #111827;
}

.team-card.blue {
  border-top: 4px solid var(--ua-blue);
}

.team-card.yellow {
  border-top: 4px solid var(--ua-yellow);
}

.team-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.team-title {
  font-size: 0.98rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.team-title .emoji {
  font-size: 1.1rem;
}

.team-label-chip {
  font-size: 0.75rem;
  border-radius: 999px;
  padding: 2px 8px;
  background: #eff6ff;
  color: var(--ua-blue);
}

.team-label-chip.yellow {
  background: #fffbeb;
  color: #b45309;
}

.question {
  font-size: 1.1rem;
  min-height: 1.3em;
  color: #111827;
}

.answer-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.answer-input {
  flex: 1 1 auto;
}

.answer-input input {
  width: 100%;
  font-size: 1.1rem;
  padding: 7px 10px;
  border-radius: 12px;
}

.answer-btn {
  border-radius: 12px;
  border: none;
  padding: 7px 11px;
  font-size: 0.9rem;
  cursor: pointer;
  background: #0f172a;
  color: #f9fafb;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 6px 16px rgba(15,23,42,0.5);
}

.answer-btn:hover {
  background: #020617;
}

.status {
  min-height: 1.1em;
  font-size: 0.8rem;
  color: #6b7280;
}

.status.ok {
  color: #15803d;
}

.status.bad {
  color: #b91c1c;
}

.footer-note {
  margin-top: 14px;
  font-size: 0.8rem;
  color: #6b7280;
  text-align: center;
}

button:disabled {
  opacity: 0.5;
  cursor: default;
  box-shadow: none;
  transform: none;
}

/* ========== ЦИФРОВА ПАНЕЛЬ ДЛЯ ДІАПАЗОНУ ========== */

.numpad-overlay {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at center, rgba(15,23,42,0.35), rgba(15,23,42,0.0));
  display: flex;
  align-items: center;      /* 🔹 по центру вертикально */
  justify-content: center;  /* 🔹 по центру горизонтально */
  padding: 16px;
  z-index: 50;
}

.numpad-panel {
  width: 100%;
  max-width: 420px;
  background: #f9fafb;
  border-radius: 18px;
  box-shadow: 0 16px 40px rgba(15,23,42,0.5);
  padding: 12px 14px 16px;
  border: 1px solid rgba(148,163,184,0.9);
}

.numpad-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.numpad-header #numpadTitle {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--vsim-dark);
}

.numpad-close {
  border: none;
  background: transparent;
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  color: #6b7280;
  padding: 2px 6px;
  border-radius: 999px;
}

.numpad-close:hover {
  background: rgba(148,163,184,0.15);
  color: #111827;
}

.numpad-display {
  margin-bottom: 8px;
  padding: 6px 10px;
  border-radius: 10px;
  background: #ffffff;
  border: 1px solid rgba(148,163,184,0.9);
  font-size: 1.1rem;
  font-weight: 600;
  color: #111827;
  text-align: right;
  min-height: 2rem;
}

.numpad-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.numpad-grid button {
  border: none;
  border-radius: 12px;
  padding: 10px 0;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  background: #e5e7eb;
  color: #111827;
  box-shadow: 0 4px 10px rgba(148,163,184,0.8);
  transition: transform 0.08s ease, box-shadow 0.12s ease, background 0.12s ease;
}

.numpad-grid button:hover {
  background: #d1d5db;
  transform: translateY(-1px);
  box-shadow: 0 6px 14px rgba(148,163,184,0.9);
}

.numpad-grid button:active {
  transform: translateY(0);
  box-shadow: 0 3px 8px rgba(148,163,184,0.8);
}

/* спец-кнопки */

.numpad-grid button[data-key="back"] {
  background: #fee2e2;
  color: #b91c1c;
}

.numpad-grid button[data-key="back"]:hover {
  background: #fecaca;
}

.numpad-grid button[data-key="apply"] {
  background: linear-gradient(135deg, var(--vsim-green), #46d574);
  color: #022c22;
}

.numpad-grid button[data-key="apply"]:hover {
  filter: brightness(1.03);
}

/* ====== СТАТИЧНА ЦИФРОВА ПАНЕЛЬ ДЛЯ ВІДПОВІДЕЙ КОМАНД ====== */

.answer-numpad {
  margin-top: 8px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}

.answer-numpad button {
  border: none;
  border-radius: 10px;
  padding: 6px 0;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  background: #e5e7eb;
  color: #111827;
  box-shadow: 0 3px 8px rgba(148,163,184,0.7);
  transition: transform 0.08s ease, box-shadow 0.12s ease, background 0.12s ease;
}

.answer-numpad button:hover {
  background: #d1d5db;
  transform: translateY(-1px);
  box-shadow: 0 5px 12px rgba(148,163,184,0.85);
}

.answer-numpad button:active {
  transform: translateY(0);
  box-shadow: 0 2px 6px rgba(148,163,184,0.75);
}

/* спец-кнопки */

.answer-numpad button[data-key="back"] {
  background: #fee2e2;
  color: #b91c1c;
}

.answer-numpad button[data-key="back"]:hover {
  background: #fecaca;
}

.answer-numpad button[data-key="00"] {
  background: #e0f2fe;
  color: #0e1e32;
}

.answer-numpad button[data-key="00"]:hover {
  background: #bfdbfe;
}

/* Коли поле відповіді вимкнене — блокуємо й панель */

.answer-input input:disabled + .answer-numpad,
.answer-numpad.disabled {
  pointer-events: none;
  opacity: 0.5;
}

/* ====== МОДАЛ ПЕРЕМОГИ ====== */

.win-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 60;
}

.win-panel {
  min-width: 260px;
  max-width: 360px;
  background: #ffffff;
  border-radius: 18px;
  padding: 16px 18px 14px;
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.7);
  text-align: center;
  border: 3px solid transparent;
}

/* Шар феєрверків у вікні перемоги */
.fireworks-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

/* Базовий вигляд "спалаху" */
.firework {
  position: absolute;
  left: var(--x);
  top: var(--y);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0;
  transform: scale(0);
  animation: firework-burst 0.9s ease-out var(--delay) forwards;
}

/* Колір феєрверків за командою */
.blue-fireworks .firework {
  color: #2b5c9e; /* синюватий */
}

.yellow-fireworks .firework {
  color: #ffcc33; /* жовто-золотий */
}

@keyframes firework-burst {
  0% {
    opacity: 0;
    transform: scale(0);
  }
  15% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: scale(14);
  }
}

.win-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: #0e1e32;
}

.win-text {
  font-size: 0.95rem;
  margin-bottom: 12px;
  color: #0b1120;
}

.win-ok-btn {
  border: none;
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  background: #0f172a;
  color: #f9fafb;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.6);
}

.win-ok-btn:hover {
  background: #020617;
}

/* варіації під колір команди */

.win-panel.blue-win {
  background: linear-gradient(135deg, #e0f2fe, #bfdbfe);
  border-color: #0057b7;
}

.win-panel.yellow-win {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  border-color: #facc15;
}

/* ====== УКРАЇНСЬКА КЛАВІАТУРА ДЛЯ НАЗВ КОМАНД ====== */

.namekb-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 65;
}

.namekb-panel {
  width: 100%;
  max-width: 520px;
  background: #f9fafb;
  border-radius: 18px;
  padding: 12px 14px 16px;
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.7);
  border: 2px solid rgba(148, 163, 184, 0.9);
}

.namekb-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.namekb-header span {
  font-size: 0.95rem;
  font-weight: 600;
  color: #0e1e32;
}

.namekb-close {
  border: none;
  background: transparent;
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  color: #6b7280;
  padding: 2px 6px;
  border-radius: 999px;
}

.namekb-close:hover {
  background: rgba(148, 163, 184, 0.15);
  color: #111827;
}

.namekb-display {
  margin-bottom: 8px;
  padding: 6px 10px;
  border-radius: 10px;
  background: #ffffff;
  border: 1px solid rgba(148, 163, 184, 0.9);
  font-size: 1.05rem;
  font-weight: 600;
  color: #0b1120;
  min-height: 2.1rem;
}

/* сітка кнопок */

.namekb-grid {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 6px;
}

.namekb-grid button {
  border: none;
  border-radius: 10px;
  padding: 6px 0;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  background: #e5e7eb;
  color: #111827;
  box-shadow: 0 3px 8px rgba(148, 163, 184, 0.7);
  transition: transform 0.08s ease, box-shadow 0.12s ease, background 0.12s ease;
}

.namekb-grid button:hover {
  background: #d1d5db;
  transform: translateY(-1px);
  box-shadow: 0 5px 12px rgba(148, 163, 184, 0.85);
}

.namekb-grid button:active {
  transform: translateY(0);
  box-shadow: 0 2px 6px rgba(148, 163, 184, 0.75);
}

/* спец-кнопки */

.namekb-grid button[data-key="space"] {
  grid-column: span 2;
  background: #e0f2fe;
  color: #0e1e32;
}

.namekb-grid button[data-key="back"] {
  background: #fee2e2;
  color: #b91c1c;
}

.namekb-grid button[data-key="clear"] {
  background: #fef9c3;
  color: #854d0e;
}

.namekb-grid button[data-key="ok"] {
  background: linear-gradient(135deg, #32b561, #46d574);
  color: #022c22;
}

/* ===== КОПІРАЙТ VSIMPPTX ===== */

.copyright {
  margin-top: 6px;
  font-size: 0.65rem;
  text-align: center;
  color: rgba(55, 65, 81, 0.75);
  user-select: none;
}
/* ========================
   БРЕНД VSIMPPTX / HEADER
======================== */

.game-header {
  display: flex;
  justify-content: center;
  margin-bottom: 10px;
}

.brand {
  display: flex;
  align-items: center;
  justify-content: center;   /* центруємо вміст */
  gap: 12px;
  background: linear-gradient(135deg, #0e1e32, #132c4b);
  padding: 10px 16px;
  border-radius: 14px;
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.45);
  width: 100%;               /* ⬅ займає всю ширину шапки */
}


.brand-logo {
  height: 34px;
  width: auto;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
  color: #ffffff;
}

.brand-title {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.brand-subtitle {
  font-size: 0.7rem;
  color: #32b561;
  font-weight: 600;
}

/* Адаптив для малих екранів / дошок */
@media (max-width: 768px) {
  .brand {
    padding: 6px 10px;
  }

  .brand-logo {
    height: 28px;
  }

  .brand-title {
    font-size: 0.85rem;
  }

  .brand-subtitle {
    font-size: 0.65rem;
  }
}

/* ==== SOUND TOGGLES ==== */
.sound-settings {
  margin: 18px 0 12px;
  padding-top: 10px;
  border-top: 1px dashed rgba(255,255,255,0.15);
}

.sound-settings h3 {
  margin-bottom: 12px;
  font-size: 15px;
  font-weight: 600;
  opacity: 0.85;
}

.sound-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  font-size: 14px;
}

/* ==== SWITCH ==== */
.switch {
  position: relative;
  width: 42px;
  height: 22px;
  display: inline-block;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

/* Slider */
.slider {
  position: absolute;
  inset: 0;
  background: #2c2f4a;
  border-radius: 22px;
  cursor: pointer;
  transition: 0.25s;
}

/* Knob */
.slider::before {
  content: "";
  position: absolute;
  height: 16px;
  width: 16px;
  left: 3px;
  top: 3px;
  background: white;
  border-radius: 50%;
  transition: 0.25s;
}

/* ON STATE */
.switch input:checked + .slider {
  background: linear-gradient(135deg, #32b561, #2fae54);
}

.switch input:checked + .slider::before {
  transform: translateX(20px);
}

/* Off-user feedback */
.switch input:disabled + .slider {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Пульсація вузла на критичній позначці (±5) */
.rope-knot.danger-pulse {
  background-color: #ff4d4d;               /* червоний вузол */
  box-shadow: 0 0 0 0 rgba(255, 77, 77, 0.8);
  transition: background-color 0.2s ease;
  animation: knot-pulse 1s infinite;
}

@keyframes knot-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 77, 77, 0.8);
  }
  60% {
    box-shadow: 0 0 0 14px rgba(255, 77, 77, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 77, 77, 0);
  }
}

/* =========================
   ФЕЄРВЕРКИ ПРИ ПЕРЕМОЗІ
   ========================= */
.fireworks-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 5; /* нижче, ніж winPanel (у winPanel зроби більший z-index, напр. 6–7, якщо треба) */
}

.firework {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  opacity: 0;
  animation: firework-explode 1.5s ease-out forwards;
}

/* синя перемога */
.fireworks-layer.blue .firework {
  background: #0e1e32;
  box-shadow:
    0 0 0 4px rgba(14, 30, 50, 0.8),
    12px 0 0 rgba(14, 30, 50, 0.7),
    -10px -6px 0 rgba(14, 30, 50, 0.6),
    8px -10px 0 rgba(50, 181, 97, 0.7),
    -8px 10px 0 rgba(50, 181, 97, 0.7);
}

/* жовта перемога */
.fireworks-layer.yellow .firework {
  background: #ffd447;
  box-shadow:
    0 0 0 4px rgba(255, 212, 71, 0.9),
    12px 0 0 rgba(255, 212, 71, 0.8),
    -10px -6px 0 rgba(255, 212, 71, 0.7),
    8px -10px 0 rgba(255, 255, 200, 0.8),
    -8px 10px 0 rgba(255, 255, 200, 0.8);
}

@keyframes firework-explode {
  0% {
    transform: scale(0.2);
    opacity: 1;
  }
  60% {
    transform: scale(2);
    opacity: 1;
  }
  100% {
    transform: scale(3);
    opacity: 0;
  }
}
/* === Фейерверки нового типу === */
.explosion {
  position: absolute;
  pointer-events: none;
  background: radial-gradient(circle, var(--expl-color), transparent 70%);
  border-radius: 50%;
  opacity: 0;
  transform: scale(0.2);
  animation: boom 1.5s ease-out forwards;
}

@keyframes boom {
  0% {
    opacity: 1;
    transform: scale(0.2);
    filter: blur(0px);
  }
  50% {
    opacity: 1;
    transform: scale(1.8);
    filter: blur(2px);
  }
  100% {
    opacity: 0;
    transform: scale(2.5);
    filter: blur(4px);
  }
}

.answer-numpad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.answer-numpad .key-zero {
  grid-column: span 1;
}

.answer-numpad .key-back-wide {
  grid-column: span 2; /* робимо ширину у дві клітинки */
  background-color: #ff5a5a;
  color: #fff;
  font-weight: bold;
}

input[tabindex="-1"] {
  caret-color: transparent;
}
#rangeMin {
  background: #f1f3f5;
  color: #999;
  border-color: #ddd;
  cursor: not-allowed;
}

#rangeMinWrap {
  opacity: 0.6;
  pointer-events: none;
}
#rangeMin {
  background: #f1f3f5;
  color: #999;
  border-color: #ddd;
  cursor: not-allowed;
}

#rangeMinWrap {
  pointer-events: none;
  opacity: 0.6;
}

/* brand тепер посилання */
a.brand {
  text-decoration: none;
  color: inherit;
  display: inline-flex; /* або flex — як було у тебе */
  align-items: center;
  gap: 12px; /* якщо було */
}

a.brand:hover {
  opacity: 0.92;
}

a.brand:active {
  opacity: 0.85;
}