/* Детские слова — мини-игра для праздника.
   Тема: деревянные кубики с буквами, рассыпанные по одеялу. */

:root {
  --ink:        #3A2B3F;
  --ink-soft:   #7A6B82;
  --bg:         #F3ECFF;
  --bg-warm:    #FFE9EE;
  --paper:      #FFFFFF;
  --cube:       #FFF6E2;
  --cube-edge:  #E8C68C;
  --cube-ink:   #4A3320;
  --accent:     #FF5D73;
  --accent-ink: #C22B45;
  --good:       #17A67A;

  --slot-h: clamp(46px, 13vw, 66px);
  --cube-h: clamp(50px, 14.5vw, 74px);
  --radius: 22%;
  --lift: 0 6px 0 var(--cube-edge), 0 10px 18px rgba(58, 43, 63, .18);

  --font: ui-rounded, "SF Pro Rounded", "Nunito", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
}

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  background-image:
    radial-gradient(120% 80% at 15% 0%, var(--bg-warm) 0%, transparent 55%),
    radial-gradient(100% 70% at 90% 100%, #E3F5EC 0%, transparent 60%);
  background-attachment: fixed;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior: none;
}

.sr {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

/* ——— каркас экранов ——— */

.screen {
  display: none;
  min-height: 100svh;
  padding: max(20px, env(safe-area-inset-top)) 20px max(20px, env(safe-area-inset-bottom));
}
.screen.is-on { display: flex; }

/* ——— экран 1: старт ——— */

.screen--intro { align-items: center; justify-content: center; }

.intro {
  width: min(440px, 100%);
  text-align: center;
}

.eyebrow {
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.title {
  margin: 0;
  font-size: clamp(46px, 16vw, 76px);
  line-height: .92;
  font-weight: 800;
  letter-spacing: -.02em;
}
.title__accent { color: var(--accent-ink); }

.demo {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 26px 0 24px;
}
.cube--demo {
  width: 52px; height: 52px;
  font-size: 26px;
  animation: bob 3.2s ease-in-out infinite;
}
.cube--demo:nth-child(2) { animation-delay: .2s; }
.cube--demo:nth-child(3) { animation-delay: .4s; }
.cube--demo:nth-child(4) { animation-delay: .6s; }

@keyframes bob {
  0%, 100% { transform: rotate(var(--t)) translateY(0); }
  50%      { transform: rotate(var(--t)) translateY(-7px); }
}

.rules {
  margin: 0 auto 26px;
  padding: 0;
  list-style: none;
  counter-reset: r;
  text-align: left;
  max-width: 330px;
}
.rules li {
  counter-increment: r;
  position: relative;
  padding: 9px 0 9px 34px;
  font-size: 15px;
  line-height: 1.4;
  color: var(--ink-soft);
}
.rules li::before {
  content: counter(r);
  position: absolute;
  left: 0; top: 9px;
  width: 22px; height: 22px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--paper);
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.cue {
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent-ink);
}

.resume { margin: 16px 0 0; }

/* ——— кнопки ——— */

.btn {
  font-family: inherit;
  font-weight: 800;
  border: 0;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease;
}
.btn:active { transform: translateY(3px); }

.btn--go {
  display: block;
  width: 100%;
  padding: 19px 24px;
  font-size: 20px;
  letter-spacing: .01em;
  color: #fff;
  background: var(--accent);
  border-radius: 18px;
  box-shadow: 0 5px 0 var(--accent-ink), 0 12px 24px rgba(194, 43, 69, .28);
}
.btn--go:active { box-shadow: 0 2px 0 var(--accent-ink), 0 6px 14px rgba(194, 43, 69, .22); }

.btn--ghost {
  flex: 1;
  padding: 14px 10px;
  font-size: 15px;
  color: var(--ink);
  background: var(--paper);
  border-radius: 14px;
  box-shadow: 0 3px 0 rgba(58, 43, 63, .1);
}
.btn--ghost:disabled { opacity: .4; cursor: default; }

.link {
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-soft);
  background: none;
  border: 0;
  padding: 12px;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}

:where(button):focus-visible {
  outline: 3px solid var(--accent-ink);
  outline-offset: 3px;
}

/* ——— экран 2: отсчёт ——— */

.screen--count { align-items: center; justify-content: center; }

.count {
  font-size: clamp(120px, 44vw, 220px);
  font-weight: 800;
  line-height: 1;
  color: var(--accent-ink);
  animation: pop .85s ease-out;
}
.count--go { font-size: clamp(64px, 22vw, 120px); }

@keyframes pop {
  0%   { transform: scale(.4); opacity: 0; }
  35%  { transform: scale(1.06); opacity: 1; }
  100% { transform: scale(1); opacity: 1; }
}

/* ——— экран 3: игра ——— */

.screen--game { flex-direction: column; gap: 14px; }

.hud {
  display: flex;
  align-items: center;
  gap: 12px;
  font-variant-numeric: tabular-nums;
}
.hud__score { font-size: 17px; font-weight: 800; }
.hud__total { color: var(--ink-soft); font-weight: 700; }
.hud__bar {
  flex: 1;
  height: 8px;
  border-radius: 99px;
  background: rgba(58, 43, 63, .12);
  overflow: hidden;
}
.hud__bar i {
  display: block;
  width: 0;
  height: 100%;
  border-radius: 99px;
  background: var(--good);
  transition: width .35s ease;
}
.hud__time { font-size: 17px; font-weight: 800; color: var(--ink-soft); }

.board {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(20px, 6vh, 42px);
}

.board__hint {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  transition: color .2s ease;
}
.board__hint.is-good { color: var(--good); }
.board__hint.is-bad  { color: var(--accent-ink); }

/* строка ответа */
.slots {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  width: 100%;
  max-width: 520px;
}

.slot {
  width: var(--slot-h);
  height: var(--slot-h);
  display: grid;
  place-items: center;
  font-family: inherit;
  font-size: calc(var(--slot-h) * .46);
  font-weight: 800;
  color: var(--cube-ink);
  background: rgba(255, 255, 255, .55);
  border: 2px dashed rgba(58, 43, 63, .22);
  border-radius: 16px;
  padding: 0;
  cursor: default;
  transition: background .15s ease, border-color .15s ease, transform .15s ease;
}
.slot.is-filled {
  background: var(--cube);
  border: 2px solid transparent;
  box-shadow: 0 4px 0 var(--cube-edge);
  cursor: pointer;
  animation: drop .18s ease-out;
}
.slot.is-locked {
  background: #E8F7F1;
  box-shadow: 0 4px 0 #A9DDC9;
  color: var(--good);
  cursor: default;
}

@keyframes drop {
  from { transform: translateY(-10px) scale(.9); opacity: .4; }
  to   { transform: none; opacity: 1; }
}

.slots.is-wrong { animation: shake .4s ease; }
@keyframes shake {
  10%, 90% { transform: translateX(-5px); }
  30%, 70% { transform: translateX(7px); }
  50%      { transform: translateX(-7px); }
}

.slots.is-right .slot {
  background: var(--good);
  box-shadow: 0 4px 0 #0E7A58;
  border-color: transparent;
  color: #fff;
  transform: translateY(-4px);
}

/* россыпь кубиков */
.cubes {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  width: 100%;
  max-width: 520px;
  min-height: calc(var(--cube-h) * 2 + 10px);
}

.cube {
  width: var(--cube-h);
  height: var(--cube-h);
  display: grid;
  place-items: center;
  font-family: var(--font);
  font-size: calc(var(--cube-h) * .48);
  font-weight: 800;
  color: var(--cube-ink);
  background: var(--cube);
  background-image: linear-gradient(160deg, rgba(255, 255, 255, .85), transparent 60%);
  border: 0;
  border-radius: var(--radius);
  box-shadow: var(--lift);
  transform: rotate(var(--t, 0deg));
  transition: transform .14s ease, box-shadow .14s ease, opacity .14s ease;
}

button.cube { cursor: pointer; }
button.cube:active {
  transform: rotate(var(--t, 0deg)) translateY(4px);
  box-shadow: 0 2px 0 var(--cube-edge), 0 4px 10px rgba(58, 43, 63, .16);
}
.cube.is-used {
  opacity: 0;
  transform: rotate(var(--t, 0deg)) scale(.7);
  pointer-events: none;
}
.cube.is-new { animation: deal .3s backwards cubic-bezier(.2, .9, .3, 1.2); }
@keyframes deal {
  from { transform: rotate(0) translateY(26px) scale(.7); opacity: 0; }
}

.tools {
  display: flex;
  gap: 10px;
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
}

/* зелёная вспышка при верном слове */
.flash {
  position: fixed;
  inset: 0;
  background: var(--good);
  opacity: 0;
  pointer-events: none;
}
.flash.is-on { animation: flash .5s ease-out; }
@keyframes flash {
  0%   { opacity: .22; }
  100% { opacity: 0; }
}

/* ——— экран 4: финиш ——— */

.screen--done { align-items: center; justify-content: center; }

.done {
  width: min(400px, 100%);
  text-align: center;
}

/* открытка: пунктир повторяет намёточную строчку на детских вещах */
.note {
  position: relative;
  padding: 26px 20px 20px;
  margin-bottom: 26px;
  background: var(--paper);
  border-radius: 24px;
  box-shadow: 0 6px 0 rgba(58, 43, 63, .08), 0 18px 40px rgba(58, 43, 63, .14);
  transform: rotate(-1.2deg);
  animation: card-in .5s ease-out;
}
.note::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 2px dashed rgba(58, 43, 63, .18);
  border-radius: 17px;
  pointer-events: none;
}
.note__sign {
  margin: 18px 0 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

@keyframes card-in {
  from { transform: rotate(-1.2deg) translateY(16px) scale(.96); opacity: 0; }
}

/* конфетти: короткий залп за каждое слово и щедрый на финише */
.confetti {
  position: fixed;
  inset: 0;
  z-index: 50;
  overflow: hidden;
  pointer-events: none;
}
.confetti i {
  position: absolute;
  top: -8vh;
  width: 9px;
  height: 14px;
  border-radius: 2px;
  opacity: .9;
  animation: fall linear forwards;
}
@keyframes fall {
  to { transform: translateY(112vh) rotate(var(--spin, 540deg)); opacity: .85; }
}

.result {
  font-size: clamp(76px, 26vw, 120px);
  font-weight: 800;
  line-height: 1;
  color: var(--good);
  font-variant-numeric: tabular-nums;
  animation: pop .6s ease-out;
}
.result__label {
  margin: 6px 0 24px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.stats {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin: 0;
}
.stats > div {
  flex: 1;
  padding: 14px 8px;
  background: var(--bg);
  border-radius: 16px;
}
.stats dt {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.stats dd {
  margin: 4px 0 0;
  font-size: 26px;
  font-weight: 800;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}