/* ============================================================
   Test Clarividencia Basica (tcb) - Estilos
   Namespace: .tcb-app
   ============================================================ */

.tcb-app {
    --tcb-gradiente: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --tcb-azul: #3b82f6;
    --tcb-verde: #10b981;
    --tcb-rojo: #ef4444;
    --tcb-sombra: 0 8px 25px rgba(59,130,246,0.22);
    --tcb-radio: 16px;
    --tcb-trans: all 0.3s ease;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.6; color: #e2e8f0;
    max-width: 500px; margin: 0 auto;
}
.tcb-fase { animation: tcbFadeIn 0.4s ease; }
@keyframes tcbFadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

.tcb-header { text-align: center; margin-bottom: 1.5rem; }
.tcb-titulo { font-size: 1.4rem; font-weight: 700; background: var(--tcb-gradiente); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.tcb-subtitulo { opacity: 0.65; font-size: 0.9rem; }

.tcb-intro-box { background: rgba(59,130,246,0.06); border: 1px solid rgba(59,130,246,0.2); border-radius: var(--tcb-radio); padding: 1.2rem; text-align: center; margin-bottom: 1.2rem; }
.tcb-intro-box p { opacity: 0.85; font-size: 0.9rem; }
.tcb-btn-inicio { display: block; width: 100%; background: var(--tcb-gradiente); border: none; padding: 1rem; border-radius: 30px; color: white; font-weight: 700; font-size: 1.05rem; cursor: pointer; transition: var(--tcb-trans); }
.tcb-btn-inicio:hover { transform: translateY(-3px); box-shadow: var(--tcb-sombra); }

.tcb-ronda-header { display: flex; justify-content: space-between; margin-bottom: 0.5rem; font-weight: 500; }
.tcb-progress-bar { height: 6px; background: rgba(255,255,255,0.08); border-radius: 3px; overflow: hidden; margin-bottom: 1.5rem; }
.tcb-progress-fill { height: 100%; background: var(--tcb-gradiente); border-radius: 3px; transition: width 0.4s ease; width: 0; }

.tcb-carta-oculta { background: rgba(59,130,246,0.08); border: 2px dashed rgba(59,130,246,0.3); border-radius: var(--tcb-radio); padding: 2.5rem; text-align: center; margin-bottom: 1.2rem; }
.tcb-oculta-icon { font-size: 3rem; margin-bottom: 0.5rem; }
.tcb-oculta-texto { opacity: 0.5; font-style: italic; }
.tcb-instruccion { text-align: center; opacity: 0.75; margin-bottom: 0.8rem; }

.tcb-opciones-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem; margin-bottom: 1rem; }
.tcb-opcion-btn {
    background: rgba(255,255,255,0.04); border: 1px solid rgba(59,130,246,0.18); border-radius: 12px;
    padding: 1.3rem 0.5rem; cursor: pointer; color: #e2e8f0; text-align: center; transition: var(--tcb-trans);
    display: flex; flex-direction: column; align-items: center; gap: 0.3rem;
}
.tcb-opcion-btn:hover:not(:disabled) { border-color: var(--tcb-azul); transform: translateY(-3px); background: rgba(59,130,246,0.08); }
.tcb-opcion-btn:disabled { cursor: default; opacity: 0.7; }
.tcb-op-icon { font-size: 2.5rem; }
.tcb-op-nombre { font-size: 0.85rem; opacity: 0.7; }
.tcb-correcta { border-color: var(--tcb-verde); background: rgba(16,185,129,0.15); }
.tcb-incorrecta { border-color: var(--tcb-rojo); background: rgba(239,68,68,0.15); }

.tcb-feedback { padding: 0.8rem; border-radius: 10px; text-align: center; font-size: 0.9rem; }
.tcb-fb-ok { background: rgba(16,185,129,0.12); border: 1px solid rgba(16,185,129,0.3); color: #6ee7b7; }
.tcb-fb-fail { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.25); color: #fca5a5; }

.tcb-resultado-header { text-align: center; margin-bottom: 1rem; }
.tcb-resultado-icon { font-size: 3.5rem; }
.tcb-resultado-titulo { font-size: 1.4rem; font-weight: 700; background: var(--tcb-gradiente); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; margin: 0.4rem 0; }
.tcb-resultado-score { opacity: 0.75; }
.tcb-resultado-mensaje { background: rgba(255,255,255,0.04); border: 1px solid rgba(59,130,246,0.15); border-radius: var(--tcb-radio); padding: 1rem; margin: 1rem 0; }
.tcb-resultado-mensaje p { opacity: 0.85; margin-bottom: 0.4rem; }
.tcb-btn-reinicio { display: block; width: 100%; background: var(--tcb-gradiente); border: none; padding: 0.9rem; border-radius: 30px; color: white; font-weight: 700; font-size: 1rem; cursor: pointer; transition: var(--tcb-trans); }
.tcb-btn-reinicio:hover { transform: translateY(-3px); }

@media (max-width: 400px) { .tcb-opciones-grid { grid-template-columns: 1fr; } }
@media (prefers-contrast: high) { .tcb-opcion-btn { border: 2px solid white; } }
@media (prefers-reduced-motion: reduce) { .tcb-fase { animation: none; } }