* {
    box-sizing: border-box;
}

body {
    margin: 0;

    font-family:
        Arial,
        Helvetica,
        sans-serif;

    background: #f4f6f8;

    color: #222;
}


.container {
    width: 95%;

    max-width: 1200px;

    margin: auto;
}


.header {
    background: #111;

    color: white;

    padding: 25px 0;

    margin-bottom: 30px;
}


.header h1 {
    margin: 0;

    font-size: 28px;
}


.header p {
    margin: 8px 0 0;

    color: #bbb;
}


/* BUSCADOR */

.search-box {

    display: flex;

    gap: 10px;

    margin-bottom: 30px;

}


.search-box input {

    flex: 1;

    padding: 15px;

    border: 1px solid #ddd;

    border-radius: 8px;

    font-size: 16px;

}


.search-box button {

    padding: 0 30px;

    border: none;

    border-radius: 8px;

    background: #111;

    color: white;

    font-weight: bold;

    cursor: pointer;

}


.search-box button:hover {

    background: #333;

}


/* PRODUCTOS */

.productos {

    display: grid;

    grid-template-columns:
        repeat(
            auto-fill,
            minmax(320px, 1fr)
        );

    gap: 20px;

}


.producto-card {

    background: white;

    border-radius: 12px;

    overflow: hidden;

    box-shadow:
        0 3px 12px
        rgba(0,0,0,.08);

    display: flex;

    flex-direction: column;

}


.producto-imagen {

    height: 260px;

    background: #fafafa;

    display: flex;

    align-items: center;

    justify-content: center;

}


.producto-imagen img {

    width: 100%;

    height: 100%;

    object-fit: contain;

}


.sin-imagen {

    color: #999;

}


.producto-info {

    padding: 18px;

}


.marca {

    font-size: 13px;

    color: #777;

    text-transform: uppercase;

}


.producto-info h2 {

    font-size: 18px;

    margin:
        8px 0;

}


.codigo-producto {

    color: #888;

    font-size: 13px;

}


.precio {

    font-size: 24px;

    font-weight: bold;

    margin-top: 15px;

}


.precio-lista {

    color: #999;

    text-decoration: line-through;

    margin-top: 5px;

}


.descuento {

    display: inline-block;

    margin-top: 8px;

    background: #e53935;

    color: white;

    padding: 5px 8px;

    border-radius: 5px;

    font-size: 12px;

}


.vendedor {

    margin-top: 10px;

    font-size: 13px;

    color: #666;

}


.btn-ver {

    width: 100%;

    margin-top: 18px;

    padding: 12px;

    border: none;

    border-radius: 7px;

    background: #111;

    color: white;

    font-weight: bold;

    cursor: pointer;

}


.btn-ver:hover {

    background: #333;

}


/* MODAL */

.modal {

    position: fixed;

    inset: 0;

    background:
        rgba(0,0,0,.75);

    display: flex;

    align-items: center;

    justify-content: center;

    padding: 20px;

    z-index: 999;
}


.modal-content {

    background: white;

    width: 95%;

    max-width: 1000px;

    max-height: 90vh;

    overflow-y: auto;

    border-radius: 15px;

    padding: 25px;

    position: relative;

}


.modal-close {

    position: absolute;

    right: 15px;

    top: 10px;

    border: none;

    background: none;

    font-size: 35px;

    cursor: pointer;

}


/* GALERIA */

.detalle h2 {

    margin-top: 0;

}


.detalle-marca {

    color: #777;

}


.detalle-precio {

    font-size: 25px;

    font-weight: bold;

    margin: 10px 0 25px;

}


.galeria {

    display: grid;

    grid-template-columns:
        repeat(
            auto-fill,
            minmax(180px, 1fr)
        );

    gap: 15px;

}


.galeria-item {

    height: 220px;

    background: #f7f7f7;

    border-radius: 10px;

    overflow: hidden;

    cursor: pointer;

}


.galeria-item img {

    width: 100%;

    height: 100%;

    object-fit: contain;

}


.loading {

    text-align: center;

    padding: 30px;

    font-size: 18px;

}


.hidden {

    display: none !important;

}


.mensaje-error {

    background: #ffe5e5;

    color: #c62828;

    padding: 15px;

    border-radius: 8px;

    margin-bottom: 20px;
}


/* MOBILE */

@media (max-width: 600px) {

    .search-box {

        flex-direction: column;

    }

    .search-box button {

        height: 50px;

    }

    .productos {

        grid-template-columns: 1fr;

    }

}


.acciones-imagenes {

    display: flex;

    align-items: center;

    justify-content: space-between;

    gap: 20px;

    margin-bottom: 20px;

    padding: 15px;

    background: #f5f5f5;

    border-radius: 10px;

}


.btn-guardar {

    border: none;

    background: #198754;

    color: white;

    padding: 12px 20px;

    border-radius: 7px;

    font-weight: bold;

    cursor: pointer;

}


.btn-guardar:hover {

    background: #157347;

}


.galeria-item {

    position: relative;

}


.btn-eliminar-imagen {

    position: absolute;

    bottom: 8px;

    left: 8px;

    right: 8px;

    width: calc(100% - 16px);

    padding: 8px;

    border: none;

    border-radius: 6px;

    background: #dc3545;

    color: white;

    font-size: 12px;

    font-weight: bold;

    cursor: pointer;

}


.btn-eliminar-imagen:hover {

    background: #bb2d3b;

}


@media (max-width: 600px) {

    .acciones-imagenes {

        flex-direction: column;

        align-items: stretch;

    }

}