:root{
    --color-verde:#034C31; 
}

body {
    font-family: 'Comic Sans MS',cursive;
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100vh;
    background: url("/imagenes/pizarra2.jpg") white;
    background-size: contain;
    background-repeat: no-repeat; 
    background-position: center;
}

h1{
    font-size: 2.3em;
    font-weight: bold;
    color: var(--color-verde);
    text-align: center;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.contenedor {
    display: flex;
    align-items: center;
}

.canvas {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 68px;
    margin-top: 48px;
    margin-right: 8px;
    background-color: rgba(255, 255, 255, 0.5);
    border: 1px solid #ddd; 
    border-radius: 10px;
    padding: 20px;
    height: 60vh;
    overflow: visible;
}

.canvas2 {
    margin: 50px;
    margin: auto;
    border: 2px solid #000;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
    cursor: url("/imagenes/rotu.png") 0 100, pointer;
    touch-action: none;
}

/* Los colores ocupen TODO el ancho y no se corten */
.colores-contenedor {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    justify-content: center;

    width: 100%;
    padding: 6px 10px;
    box-sizing: border-box;
    overflow: visible;
}

.color {
    width: 50px;
    height: 50px;
    border: 1px solid #424242; 
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
    border-radius: 50%;
    cursor: pointer;
    background-color: #fff; 
    margin-top: 5px;

    position: relative;
    z-index: 5;
    flex: 0 0 auto;
}

.picker{
    margin: 15px;
    position: relative;
    z-index: 6; 
}

/*****************ESTILOS PANEL*************************************************************/
.panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.5);
    padding: 10px;
    border-radius: 10px;
    border: 2px solid #333;
    width: 72px;
    height: 450px; 
}

/* Estilos para el contenedor de los botones de grosor */
.tamaños {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 10px;
}

/* Estilos para los botones de grosor */
.tamaño {
    border: none;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    width: 50px;
    margin-bottom: 10px;
}

.tamaño.tamaño1 {
    height: 5px;
    background-color:#000;
}

.tamaño.tamaño2 {
    height: 10px;
    background-color:#000;
}

.tamaño.tamaño3 {
    height: 15px;
    background-color:#000;
    margin-bottom: 22px;
}

.borrar {
    background: linear-gradient(to right, #475FBD 34%, #C45A65 35%);
    border: none;
    border-radius: 10px;
    font-size: 16px;
    padding: 8px 13px;
    color: #fff;
    font-weight: bold;
    transition: background 0.3s;
    cursor: url("/imagenes/goma.png") 0 100, pointer;
    cursor: pointer;
    margin-bottom: 22px;
}

.borrar:hover {
    background: linear-gradient(to right, #C45A65 34%, #475FBD 35%);
}

.textoInput {
    padding: 10px;
    width: 60px; 
    border: 2px solid var(--color-verde);
    border-radius: 20px; 
    font-size: 16px;
    outline: none; 
    transition: border-color 0.3s ease; 
    margin-bottom: 5px;
    margin-top: 15px;
}

.textoInput:focus {
    border-color: #ccc;
}

.addTexto{
    margin-bottom: 18px;
}

/*********ANIMACIÓN LOGO*****************************************************************************/
.icono{
    animation: bounce 0.6s infinite alternate; 
}

@keyframes bounce {
    0% { transform: translateY(0); }
    100% { transform: translateY(-5px); }
}

/************* FILE UPLOAD  **************************/
.file-upload{
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    margin-bottom: 8px;
}

/* Ocultar el input real para que NO salga "Seleccionar archivo..." */
#file-input{
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    opacity: 0;
}

/* El icono hace de botón */
.file-btn{
    display: grid;
    place-items: center;
    width: 54px;
    height: 54px;
    border-radius: 12px;
    cursor: pointer;
    transition: transform .15s ease, box-shadow .15s ease, background-color .15s ease;
    background-color: rgba(255,255,255,0.35);
}

.file-btn:hover{
    transform: translateY(-1px);
    box-shadow: 0 6px 14px rgba(0,0,0,0.15);
    background-color: rgba(255,255,255,0.55);
}

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

/* Texto del archivo  */
.file-name{
    max-width: 68px; 
    text-align: center;
    font-size: 11px;
    color: var(--color-verde);
    opacity: 0.9;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}


/* ========================= */
/* RESPONSIVE MÓVIL PIZARRA */
/* ========================= */
@media (max-width: 768px) {
    body {
        min-height: 100vh;
        height: auto;
        background-size: cover;
        background-position: center;
        overflow-x: hidden;
        padding: 0;
    }

    h1 {
        font-size: 1.8em;
        margin: 18px 0 10px;
    }

    .contenedor {
        width: 100%;
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }

    .canvas {
        width: 92%;
        max-width: 360px;
        height: auto;
        margin: 0 auto;
        padding: 12px;
    }

    .canvas2 {
        width: 290px;
        height: 210px;
        touch-action: none;
        display: block;
    }

    .colores-contenedor {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 8px;
        padding: 10px 4px;
    }

    .color,
    .picker {
        width: 34px;
        height: 34px;
        margin: 3px;
    }

  .panel {
    width: 92%;
    max-width: 360px;
    height: auto;
    margin: 0 auto 18px;
    padding: 10px;

    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;

    gap: 10px;
    border-radius: 10px;
}

.tamaños {
    width: auto;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
    margin: 0;
}

.tamaño {
    width: 38px;
    margin: 0;
}

.tamaño.tamaño1 {
    height: 5px;
}

.tamaño.tamaño2 {
    height: 9px;
}

.tamaño.tamaño3 {
    height: 13px;
    margin: 0;
}

.borrar {
    margin: 0;
    font-size: 12px;
    padding: 7px 9px;
}

.file-upload {
    margin: 0;
    gap: 2px;
}

.file-btn {
    width: 42px;
    height: 42px;
}

.file-name {
    max-width: 48px;
    font-size: 9px;
}

.textoInput {
    width: 70px;
    height: 34px;
    margin: 0;
    padding: 6px;
    font-size: 13px;
}

.addTexto,
.papelera {
    margin: 0;
    width: 42px;
    height: 42px;
}

.addTexto img,
.papelera img,
.file-btn img {
    max-width: 100%;
    max-height: 100%;
}