:root{
  --vocab-azul: #1E1E38;
  --vocab-celeste: #E0F7FA;
  --vocab-lima: #39FF14;
  --vocab-cian: #00F0FF;
  --vocab-magenta: #FF007F;
}

.vocab-root{
  font-family: 'Poppins', sans-serif;
  background: radial-gradient(circle at 20% 10%, #2b2b55 0%, var(--vocab-azul) 55%, #14142a 100%);
  color: var(--vocab-celeste);
  min-height: 100vh;
  padding: 24px 16px 60px;
  box-sizing: border-box;
  border-radius: 18px;
  overflow: hidden;
  position: relative;
}
.vocab-root *{ box-sizing: border-box; }
.vocab-root h1, .vocab-root h2, .vocab-root h3{
  font-family: 'Baloo 2', cursive;
}
.vocab-loading{ text-align:center; padding:60px 0; font-size:20px; }

.vocab-container{ max-width: 960px; margin: 0 auto; }

.vocab-logo{
  text-align:center;
  font-family:'Baloo 2', cursive;
  font-size: 40px;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--vocab-cian);
  text-shadow: 0 0 12px var(--vocab-cian), 0 0 24px rgba(0,240,255,.5);
}

.vocab-card{
  background: rgba(255,255,255,0.05);
  border: 2px solid rgba(0,240,255,.35);
  border-radius: 22px;
  padding: 26px;
  box-shadow: 0 0 30px rgba(0,240,255,.08);
  backdrop-filter: blur(6px);
}

.vocab-btn{
  font-family:'Baloo 2', cursive;
  border: none;
  border-radius: 999px;
  padding: 14px 28px;
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease;
  color: var(--vocab-azul);
}
.vocab-btn:hover{ transform: translateY(-2px) scale(1.02); }
.vocab-btn:active{ transform: translateY(0) scale(.98); }
.vocab-btn-primary{ background: var(--vocab-lima); box-shadow: 0 0 18px rgba(57,255,20,.6); }
.vocab-btn-cian{ background: var(--vocab-cian); box-shadow: 0 0 18px rgba(0,240,255,.6); }
.vocab-btn-magenta{ background: var(--vocab-magenta); color:#fff; box-shadow: 0 0 18px rgba(255,0,127,.6); }
.vocab-btn-outline{ background: transparent; border:2px solid var(--vocab-cian); color: var(--vocab-cian); }
.vocab-btn[disabled]{ opacity:.4; cursor:not-allowed; transform:none; box-shadow:none; }

.vocab-input{
  width:100%;
  padding: 12px 16px;
  border-radius: 14px;
  border: 2px solid rgba(0,240,255,.4);
  background: rgba(255,255,255,.06);
  color: var(--vocab-celeste);
  font-size: 16px;
  font-family: 'Poppins', sans-serif;
  margin-bottom: 14px;
}
.vocab-input::placeholder{ color: rgba(224,247,250,.5); }
.vocab-input:focus{ outline:none; border-color: var(--vocab-lima); box-shadow:0 0 12px rgba(57,255,20,.4); }

.vocab-form-title{ text-align:center; margin-top:0; }
.vocab-error{ color: var(--vocab-magenta); background: rgba(255,0,127,.12); border-radius: 12px; padding: 10px 14px; margin-bottom: 14px; text-align:center; }
.vocab-links{ text-align:center; margin-top: 16px; }
.vocab-links a{ color: var(--vocab-cian); cursor:pointer; text-decoration: underline; }

.vocab-topbar{
  display:flex; justify-content:space-between; align-items:center; margin-bottom: 20px; flex-wrap: wrap; gap:10px;
}
.vocab-user-chip{
  display:flex; align-items:center; gap:10px; background: rgba(0,0,0,.25); padding:8px 16px; border-radius: 999px; border:1px solid rgba(0,240,255,.3);
}
.vocab-puntos{ color: var(--vocab-lima); font-weight:800; }

.vocab-resumen-grid{ display:grid; grid-template-columns: repeat(auto-fit,minmax(140px,1fr)); gap:12px; margin-bottom: 22px; }
.vocab-resumen-item{ background: rgba(255,255,255,.06); border-radius:16px; padding: 14px; text-align:center; }
.vocab-resumen-item .num{ font-size:24px; font-weight:800; color: var(--vocab-cian); font-family:'Baloo 2', cursive; }
.vocab-resumen-item .lbl{ font-size:12px; opacity:.8; }

.vocab-nivel-bloque{ margin-bottom: 30px; }
.vocab-nivel-titulo{
  display:flex; align-items:center; gap:10px; font-size:22px; margin-bottom:14px;
}
.vocab-nivel-badge{
  background: var(--vocab-magenta); color:#fff; border-radius: 999px; padding:4px 14px; font-size:13px; font-family:'Poppins';
}
.vocab-nivel-bloqueado{ opacity:.4; filter: grayscale(60%); }

.vocab-modulos-grid{ display:grid; grid-template-columns: repeat(auto-fill,minmax(190px,1fr)); gap:16px; }
.vocab-modulo-card{
  background: rgba(255,255,255,.07);
  border-radius: 20px;
  padding: 18px;
  text-align:center;
  border: 2px solid transparent;
  cursor:pointer;
  transition: all .15s ease;
  position:relative;
}
.vocab-modulo-card:hover{ border-color: var(--vocab-cian); transform: translateY(-3px); }
.vocab-modulo-card.completado{ border-color: var(--vocab-lima); }
.vocab-modulo-card.bloqueado{ opacity:.35; cursor:not-allowed; }
.vocab-modulo-icono{ font-size: 34px; margin-bottom: 8px; }
.vocab-modulo-nombre{ font-weight:700; margin-bottom:6px; }
.vocab-modulo-progreso-txt{ font-size:12px; opacity:.85; margin-bottom:8px; }
.vocab-progressbar-mini{ background: rgba(255,255,255,.15); border-radius: 999px; height:8px; overflow:hidden; }
.vocab-progressbar-mini > div{ background: var(--vocab-lima); height:100%; }
.vocab-check{ position:absolute; top:10px; right:12px; color: var(--vocab-lima); font-size:20px; }

/* Pantalla de módulo */
.vocab-modulo-header{ text-align:center; margin-bottom: 18px; }
.vocab-progressbar{ background: rgba(255,255,255,.15); border-radius: 999px; height:14px; overflow:hidden; margin: 14px 0; }
.vocab-progressbar > div{ background: linear-gradient(90deg, var(--vocab-cian), var(--vocab-lima)); height:100%; transition: width .3s ease; }
.vocab-timer{ font-family:'Baloo 2',cursive; font-size:18px; color: var(--vocab-cian); }

.vocab-carrusel-wrap{ overflow-x:auto; white-space:nowrap; padding: 14px 4px 20px; margin-bottom: 10px; scroll-behavior: smooth; }
.vocab-carrusel-item{ display:inline-block; width:150px; vertical-align:top; margin-right:14px; text-align:center; background: rgba(255,255,255,.06); border-radius:16px; padding:10px; white-space:normal; }
.vocab-carrusel-item img{ width:100%; height:100px; object-fit:cover; border-radius:12px; margin-bottom:8px; background: rgba(0,0,0,.2); }
.vocab-carrusel-item .txt{ font-size:13px; font-weight:600; }

.vocab-pregunta-box{ text-align:center; }
.vocab-pregunta-imagen{ width:100%; max-width:340px; height:220px; object-fit:cover; border-radius:20px; margin: 0 auto 16px; display:block; box-shadow: 0 0 24px rgba(0,240,255,.25); background: rgba(0,0,0,.25); }
.vocab-audio-btn{ font-size: 26px; background: none; border: 2px solid var(--vocab-cian); border-radius:50%; width:56px; height:56px; color: var(--vocab-cian); cursor:pointer; margin-bottom: 14px; }
.vocab-feedback{ margin-top:12px; font-weight:700; border-radius:12px; padding:10px; }
.vocab-feedback.ok{ background: rgba(57,255,20,.15); color: var(--vocab-lima); }
.vocab-feedback.mal{ background: rgba(255,0,127,.15); color: var(--vocab-magenta); }

.vocab-resultado{ text-align:center; }
.vocab-resultado .emoji{ font-size:60px; }
.vocab-resultado h2{ color: var(--vocab-lima); }

.vocab-volver{ margin-bottom: 16px; }

@media (max-width: 480px){
  .vocab-logo{ font-size: 28px; }
  .vocab-card{ padding: 16px; }
}