@charset "UTF-8";
/* CSS Document */
/*------------------------------
	Index
------------------------------*/
body {
  min-height: 100vh;
  /* mobile viewport bug fix */
  min-height: -webkit-fill-available;
}
html {
  height: -webkit-fill-available;
}
/* 共通
---------------------*/
.container-fluid {
  padding: 100px 0;
}
h2.ttl, h3.ttl {
  font-size: 2.4em;
}
@media (max-width:575.98px) {
  h2.ttl, h3.ttl {
    font-size: 20px;
  }
  .container-fluid {
    padding: 50px 0;
  }
}
/*readEria
---------------------*/
#readEria #readtxt {
  background-color: rgba(2, 11, 37, 1.00);
  background-image: url(../img/index/about_bg.jpg);
  background-repeat: no-repeat;
  background-position: center center;
  background-size: 100% auto;
  padding-bottom: 600px;
  margin-top: -1px;
}
#readEria #readtxt p.min {
  padding-top: 6rem;
  line-height: 4;
  font-size: 1.4rem;
}
@media (max-width:1499.98px) {
  #readEria #readtxt {
    background-position: center center;
  }
}
@media (max-width:991.98px) {
  #readEria {
    padding: 60px 0em 0em;
    background-size: 100% 60px;
  }
  #readEria #readtxt {
    background-size: 140% auto;
    padding-bottom: 500px;
  }
}
@media (max-width:767.98px) {
  #readEria #readtxt p.min {
    padding-top: 4rem;
    line-height: 3;
    font-size: clamp(0.84rem, 0.44rem + 2vw, 1.4rem);
  }
}
@media (max-width:575.98px) {
  #readEria #readtxt {
    background-size: 180% auto;
    padding-bottom: 300px;
  }
}
/*About us
---------------------*/
#aboutEria {
  text-align: center;
  background-color: rgba(255, 255, 255, 1.00);
}
#aboutEria .row {
  max-width: 1000px;
  margin: auto;
  width: 90%;
}
#aboutEria .txt {
  margin-top: -500px;
}
#aboutEria .txt img {
  width: 100%;
  height: auto;
  max-width: 380px;
}
#aboutEria .link_box {
  padding-top: 80px;
}
#aboutEria .image {
  margin-top: -300px;
}
#aboutEria .image img {
  max-width: 400px;
}
@media (max-width:991.98px) {
  #aboutEria .txt {
    margin-top: -440px;
  }
  #aboutEria .txt img {
    max-width: 300px;
  }
  #aboutEria .link_box {
    padding-top: 50px;
  }
  #aboutEria .image img {
    max-width: 350px;
  }
}
@media (max-width:767.98px) {
  #aboutEria .image {
    width: 70%;
    margin: 0px auto auto;
    max-width: 300px;
  }
}
@media (max-width:575.98px) {
  #aboutEria .txt {
    margin-top: -300px;
  }
  #aboutEria .txt img {
    max-width: 200px;
  }
  #aboutEria .link_box {
    padding-top: 50px;
  }
}
/*#newsEria
---------------------*/
#newsEria {
  background-color: rgba(255, 255, 255, 0.70);
}
#newsEria .row {
  margin: auto;
  max-width: 1600px;
}
.postBox {
  width: 100%;
  margin-bottom: 2em;
}
.postBox .post_ttl {
  font-size: 1.15em;
  line-height: 1.3;
  font-weight: 700;
  margin: 1em auto;
}
.postBox p {
  font-size: 1em;
  font-weight: bold;
  line-height: 1.5;
  margin-bottom: 0.5em;
}
.post_hed {
  display: flex;
  align-items: end;
}
.post_days {
  font-weight: 700;
  line-height: 1.2;
}
.post_days span {
  font-size: 2.3em;
}
.post_cat {
  font-weight: 700;
  padding-left: 1em;
}
.post_img {
  margin: 10px auto;
  max-width: 400px;
  max-height: 400px;
  overflow: hidden;
  will-change: transform;
}
.post_img img {
  transition-duration: 0.5s;
  width: 100%;
  height: auto;
  object-fit: cover;
  object-position: center center;
}
.postBox a:last-child {
  font-size: 1.3rem;
  font-weight: bold;
  text-align: center;
  display: block;
}
#newsinfo {
  text-align: center;
  align-self: center;
}
@media (min-width:576px) {
  .postBox a:hover img {
    transform: scale(1.2);
    transition-duration: 0.5s;
  }
}
@media (max-width:991.98px) {
  #newslist .row {
    width: 90%;
    padding-top: 3em;
  }
  .post_days span {
    font-size: 2em;
  }
}
@media (max-width:767.98px) {
  #newslist .row {
    width: 90%;
    max-width: 400px;
    padding-top: 3em;
  }
  .post_days span {
    font-size: 1.4em;
  }
  .postBox a {
    font-size: 14px;
    line-height: 1.3;
  }
  .postBox p {
    font-size: 14px;
    line-height: 1.3;
  }
}
/*Works
---------------------*/
#achieveEria {
  background-color: rgba(255, 255, 255, 1.00);
  text-align: center;
  padding-top: 100px;
}
#achieveEria .box {
  width: 100%;
  background: rgb(2, 11, 37);
  background: linear-gradient(0deg, rgba(2, 11, 37, 1) 0%, rgba(2, 11, 37, 1) 80%, rgba(255, 255, 255, 1) 80%, rgba(255, 255, 255, 1) 100%);
  color: rgba(255, 255, 255, 1.00);
}
#achieveEria .row {
  width: 96%;
  margin: auto;
  max-width: 1600px;
}
#achieveEria .image {
  position: relative;
  width: 90%;
  margin: 0 auto 1em;
  display: block;
  color: rgba(255, 255, 255, 1.00);
}
#achieveEria .image span {
  position: absolute;
  width: 100%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 3;
}
#achieveEria .image a {
  font-size: 4em;
  color: rgba(255, 255, 255, 0.80);
}
#achieveEria .image a:hover {
  color: rgba(0, 215, 187, 1.00);
}
#achieveEria .txt {
  font-size: clamp(0.9rem, 0.787rem + 0.31vw, 1.1rem);
  margin-top: 1rem;
}
#achieveEria .txt span {
  font-size: 1rem;
  display: block;
}
@media (max-width:767.98px) {
  #achieveEria .box {
    background: linear-gradient(0deg, rgba(2, 11, 37, 1) 0%, rgba(2, 11, 37, 1) 90%, rgba(255, 255, 255, 1) 90%, rgba(255, 255, 255, 1) 100%);
  }
  #achieveEria .row {
    max-width: 450px;
  }
  #achieveEria .image {
    width: 80%;
  }
  #achieveEria .image a {
    font-size: 3em;
  }
}
/*Service/Drones/Security
---------------------*/
#otherEria {
  background-color: rgba(255, 255, 255, 1.00);
}
#otherEria .container-fluid {
  padding-top: 100px;
  padding-bottom: 200px;
}
#otherEria .row {
  width: 90%;
  max-width: 1400px;
  margin: auto;
  text-align: center;
}
#otherEria .box {
  overflow: hidden;
  max-width: 400px;
}
#otherEria .box img {
  width: 100%;
  height: auto;
}
#otherEria figure {
  position: relative;
  overflow: hidden;
}
#otherEria .ttl {
width: 100%;
  position: absolute;
  bottom: 3%;
  left: 50%;
  transform: translate(-50%);
  color: rgba(255, 255, 255, 1.0);
  font-size: clamp(1.4rem, 0.777rem + 1.3vw, 2.4rem);
  z-index: 5;
}
#otherEria figcaption {
  position: absolute;
  top: -100%;
  left: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, .6);
  transition: 0.4s;
  opacity: 1;
  color: rgba(255, 255, 255, 1.00);
}
#otherEria figure:hover figcaption {
  top: 0;
  left: 0;
}
#otherEria figcaption .txt {
  width: 100%;
  position: absolute;
  top: 44%;
  left: 50%;
  transform: translate(-50%, -44%)
}
#otherEria figcaption .txt p {
  font-size: clamp(1rem, 0.757rem + 0.39vw, 1.1rem);
  margin: 0;
}
#otherEria figcaption .txt span {
  font-size: clamp(1.2rem, 0.957rem + 0.39vw, 1.3rem);
  font-family: "Noto Serif JP", serif;
  margin-bottom: 0.5em;
  display: block;
}
#otherEria figcaption a {
  font-size: clamp(1.3rem, 0.814rem + 0.78vw, 1.5rem);
  font-weight: bold;
  color: rgba(255, 255, 255, 1.00);
  display: block;
}
#otherEria figcaption a:hover {
  color: rgba(0, 215, 187, 1.00);
}
@media (min-width:768px) and (max-width:991.98px) {
  #otherEria figcaption .txt p {
    font-size: clamp(0.86rem, 0.38rem + 1vw, 1rem);
    line-height: 1.4;
  }
  #otherEria figcaption .txt span {
    font-size: clamp(0.96rem, 0.137rem + 1.71vw, 1.2rem);
    margin-bottom: 0.2em;
  }
  #otherEria figcaption a {
    font-size: clamp(1.1rem, 0.414rem + 1.43vw, 1.3rem);
  }
}
@media (max-width:767.98px) {
  #otherEria .row {
    width: 80%;
    margin: 0em auto;
    max-width: 340px;
  }
  #otherEria .ttl {
    bottom: 3%;
    font-size: clamp(1.6rem, 1.266rem + 1.53vw, 2rem);
  }
  #otherEria figure {
    box-shadow: 3px 3px 3px rgba(155, 155, 155, 0.6);
    margin-right: 8px;
  }
  #otherEria .box {
    margin-bottom: 1rem;
  }
}
@media (max-width:500px) {
  #otherEria figcaption .txt p {
    font-size: clamp(0.8rem, 0.444rem + 1.78vw, 1rem);
  }
  #otherEria figcaption .txt span {
    font-size: clamp(1rem, 0.644rem + 1.78vw, 1.2rem);
  }
  #otherEria figcaption a {
    font-size: clamp(1.2rem, 0.844rem + 1.78vw, 1.4rem);
  }
}
/*Q&A
---------------------*/
#qaEria {
  background-color: rgba(255, 255, 255, 0.70);
  text-align: center;
}
#qaEria .row {
  max-width: 1400px;
  margin: auto;
  width: 90%;
}
#qaEria .ttl {
  padding-bottom: 1em;
}
#qaEria .qa {
  text-align: left;
  font-weight: bold;
}
.qa dt::before {
  font-size: 2.2em;
  content: "Q.";
  margin-left: -1em;
}
.qa dt {
  font-size: 1.2em;
  margin-left: 1em;
  line-height: 1.2;
}
.qa dd {
  font-size: 1.1em;
  padding: 1em;
  line-height: 1.5;
}
@media (max-width:575.98px) {
  #qaEria .ttl {
    font-size: 24px;
    padding-bottom: 1em;
  }
  .qa dt::before {
    font-size: 22px;
    margin-left: -1em;
  }
  .qa dt {
    font-size: 14px;
    margin-left: 1em;
    line-height: 1.2;
  }
  .qa dd {
    font-size: 13px;
    padding: 1em 1em 1em 1em;
    line-height: 1.5;
  }
}
/*Insta
---------------------*/
#instaEria {
  background-color: rgba(255, 255, 255, 1.00);
  text-align: center;
}
#instaList {
  max-width: 900px;
  width: 90%;
  margin: auto;
}
/*Loding Page
---------------------*/
.lp-screen span {
  padding: 3em;
}
.lp-screen span, .lp-screen span img {
  width: 100% !important;
  max-width: 500px !important;
}