/* Alumnitos Form — Frontend */
.alf-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.alf-container h2 { color: #1d2327; margin-bottom: 20px; }
.alf-container h3 { color: #2c3e50; margin: 20px 0 10px; }

/* Tabs */
.alf-tabs { display: flex; gap: 0; margin-bottom: 20px; border-bottom: 2px solid #ddd; }
.alf-tab {
    padding: 10px 20px; background: none; border: none; cursor: pointer;
    font-size: 15px; color: #666; border-bottom: 2px solid transparent; margin-bottom: -2px;
}
.alf-tab.active { color: #2271b1; border-bottom-color: #2271b1; font-weight: 600; }
.alf-tab-content { display: none; }
.alf-tab-content.active { display: block; }

/* Form */
.alf-form { margin-bottom: 20px; }
.alf-field { margin-bottom: 15px; }
.alf-field label { display: block; margin-bottom: 4px; font-weight: 500; color: #1d2327; font-size: 14px; }
.alf-field input, .alf-field select, .alf-field textarea {
    width: 100%; padding: 8px 12px; border: 1px solid #c3c4c7; border-radius: 4px;
    font-size: 14px; box-sizing: border-box;
}
.alf-field input:focus, .alf-field select:focus, .alf-field textarea:focus {
    border-color: #2271b1; outline: none; box-shadow: 0 0 0 1px #2271b1;
}
.alf-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 20px; }
@media (max-width: 600px) { .alf-grid { grid-template-columns: 1fr; } }

/* Buttons */
.alf-btn {
    display: inline-block; padding: 10px 20px; border: none; border-radius: 4px;
    font-size: 14px; cursor: pointer; text-decoration: none; font-weight: 500;
}
.alf-btn-primary { background: #2271b1; color: #fff; }
.alf-btn-primary:hover { background: #135e96; }
.alf-btn-secondary { background: #f0f0f1; color: #1d2327; border: 1px solid #c3c4c7; }
.alf-btn-secondary:hover { background: #e0e0e0; }
.alf-btn-small { padding: 5px 12px; font-size: 13px; }
.alf-btn-back { margin-bottom: 15px; }
.alf-btn:disabled { opacity: 0.6; cursor: not-allowed; }

/* Checklist */
.alf-checklist { background: #f6f7f7; padding: 15px; border-radius: 6px; margin: 15px 0; }
.alf-checklist h4 { margin: 0 0 10px; }
.alf-check { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; cursor: pointer; font-size: 14px; }
.alf-check input[type="checkbox"] { width: auto; margin: 0; }

/* Results / Search */
.alf-resultados { max-height: 200px; overflow-y: auto; border: 1px solid #ddd; border-radius: 4px; margin-top: 5px; display: none; }
.alf-resultados.visible { display: block; }
.alf-resultado-item {
    padding: 10px 12px; cursor: pointer; border-bottom: 1px solid #eee; font-size: 14px;
}
.alf-resultado-item:hover { background: #f0f6fc; }
.alf-resultado-item small { color: #666; }
.alf-separator { text-align: center; color: #666; margin: 15px 0; font-size: 13px; }

/* Header bar */
.alf-header-bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.alf-header-bar h2 { margin-bottom: 0; }
#alf-docente-info { font-size: 14px; color: #666; margin-right: 10px; }

/* Equipos lista */
.alf-equipo-card {
    border: 1px solid #ddd; border-radius: 6px; padding: 15px; margin-bottom: 12px; background: #fff;
}
.alf-equipo-card h4 { margin: 0 0 8px; }
.alf-equipo-meta { font-size: 13px; color: #666; display: flex; gap: 15px; }

/* Integrantes */
.alf-integrante-row {
    display: flex; align-items: center; justify-content: space-between;
    padding: 8px 12px; background: #f9f9f9; border-radius: 4px; margin-bottom: 6px; font-size: 14px;
}
.alf-integrante-row .alf-btn-eliminar { color: #d63638; background: none; border: none; cursor: pointer; font-size: 16px; }

/* Badges */
.alf-badge {
    display: inline-block; padding: 3px 10px; border-radius: 12px; font-size: 12px; font-weight: 500;
}
.alf-badge-borrador { background: #f0f0f1; color: #50575e; }
.alf-badge-inscrito { background: #e1f0fa; color: #2271b1; }
.alf-badge-aceptado { background: #d4edda; color: #155724; }
.alf-badge-rechazado { background: #f8d7da; color: #721c24; }
.alf-badge-sorteado { background: #fff3cd; color: #856404; }
.alf-badge-evaluado { background: #d1ecf1; color: #0c5460; }
.alf-badge-pendiente { background: #fff3cd; color: #856404; }

/* Section */
.alf-section { margin-top: 25px; padding-top: 20px; border-top: 1px solid #eee; }

/* Hint */
.alf-hint { display: block; font-size: 12px; color: #2271b1; margin-top: 4px; }

/* Messages */
.alf-mensaje {
    padding: 12px 16px; border-radius: 4px; margin: 15px 0; font-size: 14px;
}
.alf-mensaje-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.alf-mensaje-error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }

/* Loading */
.alf-loading {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(255,255,255,0.7); display: flex; align-items: center; justify-content: center; z-index: 9999;
}
.alf-spinner {
    width: 40px; height: 40px; border: 4px solid #ddd; border-top-color: #2271b1;
    border-radius: 50%; animation: alf-spin 0.8s linear infinite;
}
@keyframes alf-spin { to { transform: rotate(360deg); } }