/* ============================================================
   Mindful Fitness Academy — Theme compartido para el sistema de Quiz
   Extraído de ../index.html (identidad visual de marca)
============================================================ */

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

:root {
  --teal:         #70C6C6;
  --purple-dark:  #4F237F;
  --violet:       #AA00C2;
  --bg:           #0D0A1A;
  --white:        #FFFFFF;
  --gray-soft:    #C8B8D8;
  --grad-primary: linear-gradient(135deg, #AA00C2, #4F237F);
  --grad-secondary: linear-gradient(135deg, #70C6C6, #4F237F);
  --card-bg:      rgba(255, 255, 255, 0.05);
  --card-border:  rgba(112, 198, 198, 0.2);
  --glow-violet:  0 0 30px rgba(170, 0, 194, 0.5), 0 0 60px rgba(170, 0, 194, 0.25);
  --glow-teal:    0 0 20px rgba(112, 198, 198, 0.4);
  --error:        #FF6B6B;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg);
  color: var(--white);
  line-height: 1.6;
  min-height: 100vh;
}

h1, h2, h3, h4 {
  font-family: 'Playfair Display', serif;
  line-height: 1.2;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-pad { padding: 60px 0; }

.divider {
  width: 60px;
  height: 3px;
  background: var(--grad-secondary);
  border-radius: 2px;
  margin: 0 auto 28px;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  background: rgba(112,198,198,0.1);
  border: 1px solid rgba(112,198,198,0.35);
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 20px;
}

/* ------------------------------------------------------------
   Botón CTA
------------------------------------------------------------ */
.btn-cta {
  display: inline-block;
  background: var(--grad-primary);
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 16px 38px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  box-shadow: var(--glow-violet);
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  text-align: center;
}
.btn-cta:hover:not(:disabled) {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 0 40px rgba(170,0,194,0.7), 0 0 80px rgba(170,0,194,0.35);
}
.btn-cta:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-secondary {
  display: inline-block;
  background: transparent;
  color: var(--teal);
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  padding: 13px 30px;
  border-radius: 50px;
  border: 1px solid rgba(112,198,198,0.4);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.btn-secondary:hover { background: rgba(112,198,198,0.1); border-color: var(--teal); }

/* ------------------------------------------------------------
   Tarjetas
------------------------------------------------------------ */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 26px 24px;
}

/* ------------------------------------------------------------
   Formularios
------------------------------------------------------------ */
label {
  display: block;
  font-size: 0.85rem;
  color: var(--gray-soft);
  margin-bottom: 8px;
  font-weight: 500;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="url"],
textarea,
select {
  width: 100%;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 13px 16px;
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s ease;
}
input:focus, textarea:focus, select:focus {
  border-color: var(--teal);
}
textarea { resize: vertical; min-height: 90px; }

.field { margin-bottom: 20px; }

.option-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 14px 18px;
  margin-bottom: 10px;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.option-row:hover { border-color: rgba(112,198,198,0.4); }
.option-row.selected { border-color: var(--teal); background: rgba(112,198,198,0.08); }
.option-row input[type="radio"],
.option-row input[type="checkbox"] {
  width: 18px; height: 18px;
  accent-color: var(--teal);
  flex-shrink: 0;
}
.option-row span { font-size: 0.95rem; color: var(--white); }

/* ------------------------------------------------------------
   Mensajes de estado
------------------------------------------------------------ */
.msg-error {
  background: rgba(255,107,107,0.1);
  border: 1px solid rgba(255,107,107,0.35);
  color: var(--error);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 0.88rem;
  margin-bottom: 16px;
}

.msg-info {
  background: rgba(112,198,198,0.08);
  border: 1px solid rgba(112,198,198,0.3);
  color: var(--teal);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 0.88rem;
  margin-bottom: 16px;
}

.badge {
  display: inline-block;
  background: rgba(112,198,198,0.12);
  border: 1px solid rgba(112,198,198,0.3);
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 50px;
}

.spinner {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 3px solid rgba(112,198,198,0.2);
  border-top-color: var(--teal);
  animation: spin 0.8s linear infinite;
  margin: 0 auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

.progress-bar {
  width: 100%;
  height: 6px;
  background: rgba(255,255,255,0.08);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 30px;
}
.progress-bar-fill {
  height: 100%;
  background: var(--grad-secondary);
  transition: width 0.3s ease;
}

.score-display {
  font-family: 'Playfair Display', serif;
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--teal);
  text-shadow: var(--glow-teal);
  line-height: 1;
}

footer.qz-footer {
  text-align: center;
  font-size: 0.78rem;
  color: rgba(200,184,216,0.4);
  padding: 30px 20px;
}