/* =========================================
   ESTILOS GENERALES
   ========================================= */

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    width: 100%;
    min-height: 100%;
}

body {
    font-family: "Roboto", Arial, sans-serif;
    color: black;
}


/* =========================================
   CABECERA
   ========================================= */

.padre {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.padre_izdo {
    margin: 10px;
    padding: 5px;
}

.padre_centro {
    margin: 10px;
    padding: 5px;
}

.padre_decho {
    margin-right: 20px;
    padding: 5px;
}


/* =========================================
   MENÚ SUPERIOR
   ========================================= */

.padre_decho ul {
    display: flex;
    gap: 20px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.padre_decho a {
    position: relative;
    display: inline-block;

    padding: 8px 4px;

    text-decoration: none;
    color: black;
    font-weight: 500;

    transition: color 0.3s ease;
}

.padre_decho a::after {
    content: "";

    position: absolute;
    left: 0;
    bottom: 0;

    width: 0;
    height: 3px;

    background-color: red;

    transition: width 0.3s ease;
}

.padre_decho a:hover {
    color: blue;
}

.padre_decho a:hover::after {
    width: 100%;
}


/* =========================================
   LOGO DE LA CABECERA
   ========================================= */

.padre_izdo img {
    border: 3px solid black;
    border-radius: 50%;
}


/* =========================================
   LÍNEAS HORIZONTALES
   ========================================= */

hr {
    background-color: red;
    width: 100%;
    height: 1px;
    border: none;
}

/* =========================================================
   TEMA - DEFINICIONES PERMISO AM
   ========================================================= */

.tema {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
}


/* ---------------------------------------------------------
   CABECERA DEL TEMA
   --------------------------------------------------------- */

.tema-header {
    background: linear-gradient(135deg, #1d4ed8, #2563eb);
    color: white;
    padding: 30px 35px;
    margin-bottom: 25px;
    border-radius: 14px;
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.15);
}

.tema-header h1 {
    margin: 0;
    font-size: 28px;
    line-height: 1.3;
    font-weight: 700;
}


/* ---------------------------------------------------------
   APARTADOS
   --------------------------------------------------------- */

.apartado {
    counter-reset: lista;
    
    background: #ffffff;
    padding: 28px 30px;
    margin-bottom: 25px;
    border: 1px solid #e5e7eb;
    border-radius: 14px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.04);
}

.apartado h2 {
    margin: 0 0 18px 0;
    padding-bottom: 12px;
    border-bottom: 2px solid #e5e7eb;
    color: #1f2937;
    font-size: 21px;
}

.apartado p {
    color: #4b5563;
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 12px;
}


/* ---------------------------------------------------------
   LISTA DE TIPOS DE VEHÍCULOS
   --------------------------------------------------------- */

.apartado ol {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.apartado ol > li {
    counter-increment: lista;
    position: relative;

    padding: 14px 18px 15px 55px;
    margin-bottom: 10px;

    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 9px;

    color: #374151;
    font-weight: 600;
}


/* Número de la lista */

.apartado ol > li::before {
    content: counter(lista);

    position: absolute;
    left: 15px;
    top: 10px;              /* ← alineado con la primera línea */

    width: 28px;
    height: 28px;

    display: flex;
    align-items: center;
    justify-content: center;

    background: #2563eb;
    color: white;

    border-radius: 50%;

    font-size: 13px;
    font-weight: bold;
}


/* ---------------------------------------------------------
   LISTA DE DEFINICIONES
   --------------------------------------------------------- */

.lista-definiciones {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}


.definicion {
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 18px;
}


.lista-definiciones .definicion {
    margin-bottom: 0;
    transition: all 0.2s ease;
}


.lista-definiciones .definicion:hover {
    transform: translateY(-2px);
    border-color: #93c5fd;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.06);
}


.definicion h3 {
    margin: 0 0 12px 0;
    color: #1f2937;
    font-size: 17px;
}


.definicion p {
    margin-bottom: 12px;
}


/* ---------------------------------------------------------
   BOTÓN DE VÍDEO
   --------------------------------------------------------- */

.btn-video {
    display: inline-flex;
    align-items: center;
    gap: 8px;

    padding: 10px 17px;

    border: none;
    border-radius: 8px;

    background: #dc2626;
    color: white;

    font-size: 13px;
    font-weight: 600;

    cursor: pointer;

    transition: all 0.2s ease;
}


.btn-video:hover {
    background: #b91c1c;
    transform: translateY(-1px);
}


.btn-video:active {
    transform: translateY(0);
}


/* ---------------------------------------------------------
   NOTA / DEFINICIÓN ESPECIAL
   --------------------------------------------------------- */

.nota {
    margin-top: 20px;
    padding: 18px 20px;

    background: #eff6ff;

    border-left: 4px solid #2563eb;

    border-radius: 0 9px 9px 0;
}


.nota h4 {
    margin: 0 0 8px 0;

    color: #1e40af;

    font-size: 15px;
}


.nota p {
    margin: 0 0 8px 0;

    color: #374151;

    font-size: 14px;
    line-height: 1.7;
}


.nota p:last-child {
    margin-bottom: 0;
}


/* ---------------------------------------------------------
   RESPONSIVE
   --------------------------------------------------------- */

@media (max-width: 800px) {

    .tema-header {
        padding: 25px;
    }

    .tema-header h1 {
        font-size: 23px;
    }

    .apartado {
        padding: 22px;
    }

    .lista-definiciones {
        grid-template-columns: 1fr;
    }

}


@media (max-width: 500px) {

    .tema-header {
        padding: 20px;
        border-radius: 10px;
    }

    .tema-header h1 {
        font-size: 20px;
    }

    .apartado {
        padding: 18px;
        border-radius: 10px;
    }

    .apartado h2 {
        font-size: 19px;
    }

    .apartado p {
        font-size: 14px;
    }

}

/* =====================================================
   SUBMENÚ
   ===================================================== */

.menu-grupo {
    width: 100%;
}


/* Botón que abre/cierra el submenú */

.menu-toggle {
    border: none;
    background: transparent;
    cursor: pointer;
    font-family: inherit;
    text-align: left;
}


/* Flecha */

.menu-flecha {
    margin-left: auto;
    font-size: 10px;
    transition: transform 0.2s ease;
}


/* Submenú */

.submenu {
    display: none;
    padding: 5px 0 8px 42px;
}


/* Cuando está abierto */

.submenu.abierto {
    display: block;
}


/* Elementos del submenú */

.submenu-item {
    display: block;

    padding: 9px 12px;

    margin-bottom: 3px;

    color: #9ca3af;

    text-decoration: none;

    font-size: 13px;

    border-radius: 6px;

    transition: all 0.2s ease;
}


.submenu-item:hover {
    background: #1f2937;
    color: white;
}


.submenu-item.activo {
    background: #374151;
    color: white;
}


/* Girar la flecha cuando está abierto */

.menu-toggle.abierto .menu-flecha {
    transform: rotate(180deg);
}

/* LLamada de importancia */
.importante {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.importante-icono img {
    margin-right: 20px;
    width: 35px;
    height: 70px;
}

.importante-contenido ul {
    margin: 0;
}

/*============================================

            NOTA DE PREGUNTA DE EXAMEN

=============================================*/

.examen {
    display: flex;
    justify-content: right;
    align-items: center;
    gap: 10px;
}

.examen img {
    width: 25px;
    height: auto;
    flex-shrink: 0;
}
/*==============================================================

     TIPO DE FUENTE DISTINTA PARA RESALTAR COMENTARIOS

================================================================*/
.fuente-distinta {
  font-family: 'Qwerty', sans-serif; /* Aquí defines la fuente distinta */
  font-style: italic;            /* Opcional: puedes agregar cursiva */
  color: #e74c3c;                /* Opcional: cambiar el color */
}
/*==============================================================

                         LISTA EMOJI

================================================================*/
.lista-emoji {
    list-style: none !important;
    padding-left: 0 !important;
    margin-left: 25px !important;
    margin-top: 15px;
}


.lista-emoji li {
    display: block !important;
    position: relative !important;
    margin-bottom: 12px;
    padding-left: 20px !important;
}

.lista-emoji li::before {
    content: "" !important;

    position: absolute !important;
    left: 0 !important;
    top: 4px !important;

    width: 12px !important;
    height: 12px !important;

    display: block !important;

    background-image: url('/ico/bola.png') !important;
    background-size: contain !important;
    background-repeat: no-repeat !important;
    background-position: center !important;

    border-radius: 0 !important;
}

.lista-emoji .ejemplo {
    font-family: Arial, sans-serif;
    color: #ff0000;
    text-decoration: underline;
    font-weight: bold;
    margin: 15px 0 5px 0;
}
.lista2-emoji {
    list-style: none !important; /* Fuerza a eliminar cualquier viñeta del sistema */
    padding-left: 0 !important;
    margin-left: 25px !important; /* ⬅️ Esto es lo que empuja TODO a la derecha */
    margin-top: 15px; 
}

.lista2-emoji li {
    display: flex !important;
    align-items: flex-start !important; /* Mantiene la bola arriba en textos largos */
    gap: 12px !important;               /* Separa el texto de la bola */
    margin-bottom: 12px;     
}

.lista2-emoji li::before {
    content: "" !important;
    display: inline-block !important;
    width: 12px !important;
    height: 12px !important;
    background-image: url('/ico/flecha.svg') !important;
    background-size: contain !important;
    background-repeat: no-repeat !important;
    background-position: center !important;
    flex-shrink: 0 !important;
    margin-top: 4px; /* Ajuste para que la bola quede centrada con la primera línea */
}
/*==============================================================

                         PALABRA EN NEGRITA

================================================================*/
.palabra-negrita {
  font-weight: bold;
}
/*==============================================================

                         ENLACES PARA PREGUNTAS

================================================================*/
.enlace1{
    background-color:red; /* Azul brillante */
    color: white;
    border: none;
    font-size: 10px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}
/*================================================================
ICONO O IMAGEN QUE ACOMPAÑA AL ENLACE DE LA BATERIA DE PREGUNTAS
=================================================================*/
.icono-pregunta {
    width: 12px;
    height: 12px;
    object-fit: contain;
    vertical-align: -0.15em;
    margin-right: -7px; /* Margen negativo para absorber el espacio en blanco */
}