/* ===========================
   QUIZ — Página de Entrada
   =========================== */

/* Fundo estrelado gerado por canvas no quiz.js */
body {
  background: radial-gradient(ellipse at 50% 0%, #2d1b69 0%, #1a1a2e 60%);
}

/* Pétalas flutuantes */
.petals-container {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

.petal {
  position: absolute;
  top: -30px;
  font-size: 1.1rem;
  animation: petalFall linear infinite;
  opacity: .75;
  user-select: none;
}

/* Container principal */
.quiz-container {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  padding: 20px;
}

/* Cada "tela" do quiz */
.quiz-screen {
  position: absolute;
  width: 100%;
  max-width: 500px;
  display: flex;
  flex-direction: column;
  align-items: center;
  opacity: 0;
  transform: translateY(30px);
  pointer-events: none;
  transition: opacity .5s ease, transform .5s cubic-bezier(.34,1.56,.64,1);
}

.quiz-screen.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
  position: relative; /* ocupa espaço no flow quando ativo */
}

.quiz-screen.exit {
  opacity: 0;
  transform: translateY(-30px);
  transition: opacity .4s ease, transform .4s ease;
}

/* ─── Cartão base ─── */
.welcome-card,
.question-card,
.success-card {
  background: rgba(255, 255, 255, .05);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 107, 157, .22);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  width: 100%;
  text-align: center;
  box-shadow:
    0 8px 60px rgba(0,0,0,.5),
    0 0 40px rgba(255,107,157,.08),
    inset 0 1px 0 rgba(255,255,255,.08);
}

/* ─── Tela de boas-vindas ─── */
.heart-icon {
  font-size: 4rem;
  display: block;
  margin-bottom: 18px;
  animation: heartbeat 2s ease-in-out infinite;
  filter: drop-shadow(0 0 16px rgba(255,107,157,.7));
}

.welcome-title {
  font-family: var(--font-romantic);
  font-size: 2.8rem;
  color: var(--white);
  margin-bottom: 10px;
  line-height: 1.2;
}

.welcome-subtitle {
  color: var(--pink-pale);
  font-size: 1.05rem;
  margin-bottom: 38px;
  opacity: .85;
}

/* ─── Botões ─── */
.btn-start,
.btn-next {
  background: linear-gradient(135deg, var(--pink), var(--purple));
  color: #fff;
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform .25s ease, box-shadow .25s ease;
  box-shadow: 0 4px 20px rgba(255,107,157,.45);
}

.btn-start {
  padding: 16px 44px;
}

.btn-next {
  padding: 16px 44px;
  width: 100%;
  margin-top: 4px;
}

.btn-start:hover,
.btn-next:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(255,107,157,.6);
}

.btn-start:active,
.btn-next:active {
  transform: translateY(0);
}

/* ─── Questão ─── */
.question-number {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-bottom: 22px;
  font-size: 1.8rem;
}

.heart-filled { color: var(--pink); filter: drop-shadow(0 0 6px var(--pink)); }
.heart-empty  { color: rgba(255,255,255,.18); }

.question-icon {
  font-size: 3rem;
  margin-bottom: 14px;
}

.question-text {
  font-family: var(--font-romantic);
  font-size: 2.1rem;
  color: var(--white);
  margin-bottom: 6px;
  line-height: 1.3;
}

.question-hint {
  color: rgba(255,255,255,.45);
  font-size: .88rem;
  margin-bottom: 26px;
}

/* ─── Input ─── */
.input-group { margin-bottom: 20px; }

.answer-input {
  width: 100%;
  background: rgba(255,255,255,.08);
  border: 2px solid rgba(255,107,157,.28);
  border-radius: var(--radius-md);
  padding: 15px 20px;
  font-family: var(--font-body);
  font-size: 1.35rem;
  color: var(--white);
  text-align: center;
  letter-spacing: 2px;
  outline: none;
  transition: border-color .3s, box-shadow .3s, background .3s;
}

.answer-input::placeholder { color: rgba(255,255,255,.3); letter-spacing: 1px; }

.answer-input:focus {
  border-color: var(--pink);
  box-shadow: 0 0 0 3px rgba(255,107,157,.15);
  background: rgba(255,255,255,.11);
}

.answer-input.correct {
  border-color: var(--green-ok);
  box-shadow: 0 0 0 3px rgba(74,222,128,.15);
}

.answer-input.wrong {
  border-color: var(--red-err);
  box-shadow: 0 0 0 3px rgba(239,68,68,.15);
  animation: shake .5s ease;
}

.input-feedback {
  min-height: 22px;
  margin-top: 8px;
  font-size: .9rem;
  font-weight: 700;
  transition: all .3s ease;
}

.input-feedback.correct { color: var(--green-ok); }
.input-feedback.wrong   { color: var(--red-err); }

/* ─── Sucesso ─── */
.success-icon {
  font-size: 5rem;
  display: block;
  margin-bottom: 18px;
  animation: bounceIn .7s ease forwards;
  filter: drop-shadow(0 0 24px rgba(255,107,157,.8));
}

.success-title {
  font-family: var(--font-romantic);
  font-size: 2.6rem;
  color: var(--white);
  margin-bottom: 10px;
}

.success-subtitle {
  color: var(--pink-pale);
  font-size: 1.05rem;
  margin-bottom: 28px;
}

.loading-hearts {
  display: flex;
  justify-content: center;
  gap: 14px;
  font-size: 1.6rem;
}

.loading-hearts span:nth-child(1) { animation: float 1s ease-in-out infinite; }
.loading-hearts span:nth-child(2) { animation: float 1s ease-in-out .2s infinite; }
.loading-hearts span:nth-child(3) { animation: float 1s ease-in-out .4s infinite; }

/* ─── Responsivo ─── */
@media (max-width: 480px) {
  .welcome-card,
  .question-card,
  .success-card {
    padding: 36px 24px;
  }
  .welcome-title   { font-size: 2.2rem; }
  .question-text   { font-size: 1.7rem; }
  .success-title   { font-size: 2.1rem; }
}