:root {
  --default-width: 100%;
  --max-width: 760px;
  --default-color: #333333;
  --default-background-color: #FFFFFF;
  --overlay-background-color: rgba(250, 250, 250, 0.6);
  --main-padding: 24px;
  --block-margin: 12px;
}

html {
  color: var(--default-color);
  font-family: "Noto Sans JP", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
  scroll-behavior: smooth;
}

body {
  width: 100%;
  margin: 0;
  padding: 0;
}

#header {
  padding: 0;
  width: 100%;
  background-color: var(--overlay-background-color);
  position: fixed;
  justify-content: space-between;
  align-items: center;
  z-index: calc(infinity);
}
#main {
  padding: 0 0 var(--main-padding);
  background-color: var(--default-background-color);
}
#footer {
  height: 24px;
  background-color: #FFFFFF;
}
@media print {
  #header {
    position: relative;
    height: fit-content;
  }
  #header .site-nav {
    display: none;
  }
}

.site-logo {
  display: flex;
  margin: 0;
  padding: 5px 0 5px 0;
  align-items: center;
}
.site-logo a {
  display: inline-block;
  margin: 0;
  padding: 0;
  text-decoration: none;
  line-height: 0;
}
.site-logo img {
  margin: 0;
  padding: 0;
}
.site-nav {
  display: flex;
  list-style-type: none;
  margin: 0;
  padding: 0;
  gap: 15px;
  flex-direction: row;
}
.site-nav li {
  line-height: 1.3;
}
.site-nav a:link,
.site-nav a:visited {
  color: var(--default-color);
}
.site-nav a:hover,
.site-nav a:active,
.site-nav a:focus {
  color: #0067C0;
}


/*
 * header
 */
#header h1 {
  margin: 0;
}
#header .brand {
  background-color: var(--overlay-background-color);
}
#header .brand #logo {
  align-self: center;
}
#header .brand nav {
  margin: auto;
  width: var(--default-width);
  max-width: var(--max-width);
}
.brand .site-nav {
  justify-content: center;
  align-self: center;
}
@media (max-width: 1024px) {
  #header .brand {
    padding-bottom: 1em;
  }
}
@media (min-width: 1024px) {
  #header .brand nav {
    display: flex;
    justify-content: space-between;
  }
}

/*
 * main
 */
#main > section {
  padding: 0 0.8rem;
}
#main section > h2,
#main section > h3,
#main section > div,
#main section > p {
  margin: 0 auto var(--block-margin);
  width: var(--default-width);
  max-width: var(--max-width);
}
#main section > h2 {
  text-align: center;
}
#main section > h3 {
  text-align: left;
}
@media (min-width: 1024px) {
  #main h2 {
    line-height: 2;
    font-size: 2.4rem;
  }
  #main h3 {
    line-height: 1.3;
    font-size: 1.4rem;
    padding-bottom: 1px;
    border-bottom: dotted 1px var(--default-color);
  }
  #main > section {
    min-height: 240px;
    margin: 0 0 50px;
  }
}

/*
 * トップ
 */
#top-message {
  display: grid;
  margin: auto;
  place-content: center;
  place-items: center;
  height: 100vh;
  background-color: #000000;
  background-image: url(bg.jpg);
  background-size: cover;
  background-position: left top;
  background-repeat: no-repeat;
  animation: loading 1.5s;
  transform-origin: top center;
}
@keyframes loading {
  0% {
    opacity: 0;
    transform: scaleX(0.95);
  }
  100% {
    opacity: 1;
    transform: scaleX(1);
  }
}
.message-container {
  width: var(--default-width);
  max-width: var(--max-width);
}
.message-container p {
  width: fit-content;
  padding: 8px;
  margin-bottom: 14px;
  /* background-color: var(--overlay-background-color); */
}
.slogan {
  font-size: 2.6rem;
  font-weight: bold;
  text-transform: capitalize;
  -webkit-text-stroke: thick #F2F2F2;
  paint-order: stroke;
}
@media print {
  #top-message {
    display: block;
    background-color: transparent;
    height: fit-content;
    animation: none;
  }
  .slogan {
    font-size: 1.8rem;
    -webkit-text-stroke: 0;
  }
  .slogan br {
    display: none;
  }
}
#main .scrolldown {
  position: absolute;
  width: 50px;
  height: 50px;
  bottom: min(60px, 5%);
  left: calc(50% - 25px);
  border-radius: 50%;
  background-color: var(--overlay-background-color);
  opacity: 0.8;
}
#main .scrolldown .scroll-icon::before {
  animation: scroll 2s infinite;
  border-bottom: 3px solid var(--default-color);
  border-left: 3px solid var(--default-color);
  content: "";
  position: absolute;
  margin: auto;
  height: 15px;
  width: 15px;
  left: 0;
  right: 0;
  top: 0;
}
@keyframes scroll {
  0% {
    opacity: 0;
    transform: rotate(-45deg) translate(0, 0);
  }
  40% {
    opacity: 1;
  }
  80% {
    opacity: 0;
    transform: rotate(-45deg) translate(-20px, 20px);
  }
  100% {
    opacity: 0;
  }
}
@media print {
  .scrolldown {
    display: none;
  }
}

/*
 * サービス
 */
@media (min-width: 1024px) {
  #services .service-container {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1rem;
    margin: auto;
    width: var(--default-width);
    max-width: calc(var(--max-width) * 1.2);
  }
}

#services .service-container figure {
  margin: 24px auto;
  text-align: center;
}

/*
 * 企業情報
 */
#corporate table {
  margin: auto;
  width: var(--default-width);
  max-width: var(--max-width);
  border: solid 2px #000000;
  border-collapse: collapse;
}
#corporate tr {
  border: solid 1px #000000;
}
#corporate th,
#corporate td {
  border: solid 1px #000000;
  padding: 0.6rem 0.8rem;
  text-align: left;
}
#corporate th {
  white-space: nowrap;
}
#corporate caption {
  margin-top: 0.2rem;
  caption-side: bottom;
  text-align: left;
}
#corporate .list-in-table {
  margin: 0;
  padding: 0;
  list-style-type: none;
}
#corporate .list-in-table li + li {
  margin-top: 0.1rem;
}

/*
 * お問い合わせ
 */

#contact .button-container {
  margin-top: 1.5rem;
  text-align: center;
}
#contact .button {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.6;
  display: inline-block;
  padding: 1rem 2.5rem;
  text-align: center;
  vertical-align: middle;
  text-decoration: none;
  letter-spacing: 0.1em;
  color: #FFFFFF;
  background-color: #F56500;
  border-radius: 0.5rem;
  -webkit-box-shadow: 0 3px 5px rgba(0, 0, 0, 0.3);
  box-shadow: 0 3px 5px rgba(0, 0, 0, 0.3);
}
#contact .button:hover {
  background-color: #E64900;
}

/*
 * コピーライト
 */
#copyright {
  margin-top: var(--main-padding);
  font-size: 0.86rem;
  text-align: center;
  color: #666666;
}

/*
 * 印刷用
 */
@media print {
  #main a {
    color: #000000;
    text-decoration: none;
  }
  #main a[href^="http"].print-link::after {
    content: " （" attr(href) "）";
    font-size: 0.8rem;
    letter-spacing: 0;
  }
}