/*  ==  RESET  ==  */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/*  ==  LAYOUT  ==  */
html, body {
  height: 100%;
  overflow: hidden;
  font-family: 'Poppins', Arial, sans-serif;
}

body {
  background: url('bg.png') center / cover no-repeat fixed, #0a1e2e;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #ffffff;
  overflow: hidden;
}

.wrapper {
  width: 100%;
  max-width: 440px;
  padding: 0 20px;
}

.card-container {
  width: 100%;
}

/*  ==  CARD  ==  */
.card {
  background: #1e293b;
  color: #ffffff;
  padding: 32px 28px;
  border-radius: 18px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  text-align: center;
  height: 460px;
  min-height: 460px;
  overflow: hidden;

  transition: transform 0.3s ease;
}

.mascot-gif {
  width: 160px;
  max-width: 100%;
  margin: 0 auto 16px;
  display: block;
}

/*  ==  PROMPT И INPUT  ==  */
.card p:first-of-type {
  font-size: 1.05rem;
  line-height: 1.4;
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.input-wrap {
  position: relative;
  width: 100%;
  max-width: 95%;
}

.input-wrap input {
  width: 100%;
  padding: 12px 16px;
  padding-right: 50px;
  font-size: 1rem;
  border: 2px solid #00b0ff;
  border-radius: 10px;
  background: #ffffff;
  color: #111111;
}

.input-wrap input:focus {
  border-color: #0084d1;
  outline: none;
}

/*  ==  HINT == */
.qmark {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: #00b0ff;
  font-size: 1.15rem;
  cursor: pointer;
  font-weight: 400;
}

.qmark::after {
  content: attr(data-tip);
  position: absolute;
  right: 0;
  bottom: 130%;
  background: #0c1117;
  color: #ffffff;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.85rem;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: 0.18s;
  z-index: 5;
}

.qmark:hover::after,
.qmark:focus::after {
  opacity: 1;
  visibility: visible;
}

/*  ==  BTNS  ==  */
.button-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 12px;
}

.btn {
  background: #00b0ff;
  color: #ffffff;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  padding: 10px 20px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: background-color 0.3s ease-in-out, transform 0.3s ease-in-out;
  font-weight: 500;
}

.btn:hover {
  background: #0084d1;
  transform: translateY(-2px) scale(1.03);
}

.btn.next {
  width: 50px;
  font-size: 1.4rem;
  padding: 11px 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, background-color 0.3s ease;
}


.btn.next.show {
  opacity: 1;
  visibility: visible;
}

.btn.hidden {
  display: none !important;
}

.btn.next:hover {
  background: #0084d1;
  transform: translateY(-2px) scale(1.03);
}


/*  ==  FEEDBACK  ==  */
.feedback {
  min-height: 26px;
  font-size: 1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.correct  { color: #4caf50; }
.incorrect{ color: #ff5252; }