html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
b,
u,
i,
center,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
hgroup,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  vertical-align: baseline;
  box-sizing: border-box;
}

html {
  line-height: 1.5;
}

ol,
ul {
  list-style: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

caption,
th,
td {
  text-align: left;
  font-weight: normal;
  vertical-align: middle;
}

q,
blockquote {
  quotes: none;
}

q:before,
q:after,
blockquote:before,
blockquote:after {
  content: "";
  content: none;
}

a img {
  border: none;
}

a {
  text-decoration: none;
}

img {
  display: block;
  border: none;
}


@media (max-width: 980px) {
  html.noscroll,
  body.noscroll {
    overflow: hidden;
  }
}

.project {
  font-family: "Inter", sans-serif;
  line-height: 1.5;
}

.goTop {
  background-image: url("../images/Icon_Top.svg");
  width: 144px;
  height: 144px;
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 90;
  background-repeat: no-repeat;
  background-size: contain;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.35s ease, transform 0.35s ease, visibility 0.35s ease, background-image 0.2s ease;
}
@media (max-width: 1440px) {
  .goTop {
    width: 110px;
    height: 110px;
    right: 15px;
  }
}
@media (max-width: 980px) {
  .goTop {
    transition: none;
    width: 80px;
    height: 80px;
    right: 12px;
    bottom: 12px;
  }
}
.goTop.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.goTop:hover {
  background-image: url("../images/gotop_hover.svg");
}

.logo {
  display: flex;
  align-items: center;
  gap: 35px;
}
@media (max-width: 980px) {
  .logo {
    gap: 20px;
  }
}
@media (max-width: 450px) {
  .logo {
    gap: 15px;
  }
}
.logo a {
  display: inline-block;
  max-width: 165px;
}
@media (max-width: 1440px) {
  .logo a {
    max-width: 130px;
  }
}
@media (max-width: 450px) {
  .logo a {
    max-width: 105px;
  }
}
@media (max-width: 360px) {
  .logo a {
    max-width: 95px;
  }
}
.logo a img {
  width: 100%;
}
.logo p {
  color: white;
  font-weight: 900;
  font-size: 24px;
  letter-spacing: 5%;
}
@media (max-width: 1440px) {
  .logo p {
    font-size: 22px;
  }
}
@media (max-width: 980px) {
  .logo p {
    font-size: 15px;
    max-width: 170px;
  }
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 99;
  background-color: black;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 60px;
}
@media (max-width: 1200px) {
  .header {
    padding: 0 20px;
  }
}
.header ul {
  display: flex;
  align-items: center;
  gap: 20px;
}
.header ul li {
  display: flex;
  align-items: center;
  justify-content: center;
}
.header ul li a {
  padding: 0 30px;
  color: white;
  font-weight: 500;
  font-size: 24px;
  letter-spacing: 5%;
  word-break: keep-all;
  transition: color 0.3s linear;
  position: relative;
}
.header ul li a:after {
  content: "";
  position: absolute;
  bottom: -9px;
  left: 0;
  width: 0%;
  height: 1px;
  background-color: rgb(255, 255, 159);
  transition: width 0.3s linear;
}
@media (max-width: 980px) {
  .header ul li a:after {
    display: none;
  }
}
.header ul li a:hover {
  color: rgb(255, 255, 159);
}
.header ul li a:hover:after {
  width: 100%;
}
@media (max-width: 1440px) {
  .header ul li a {
    font-size: 20px;
    padding: 0 15px;
  }
}
@media (max-width: 1200px) {
  .header ul li a {
    padding: 0 10px;
  }
}

.footer {
  background-color: black;
}
.footer .container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 45px 20px 52px;
}
@media (max-width: 980px) {
  .footer .container {
    padding: 30px 15px 25px;
  }
}
.footer .container .cooperation_title {
  color: white;
  font-weight: 900;
  font-size: 48px;
  text-align: center;
  margin-bottom: 28px;
}
@media (max-width: 980px) {
  .footer .container .cooperation_title {
    font-size: 22px;
  }
}
.footer .container .cooperation_list {
  padding: 0 20px 45px;
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 26px 30px;
  border-bottom: 4px solid rgb(255, 255, 255);
}
@media (max-width: 980px) {
  .footer .container .cooperation_list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    justify-content: center;
    gap: 15px 10px;
    padding: 0 0 20px;
  }
}
@media (max-width: 980px) and (max-width: 575px) {
  .footer .container .cooperation_list {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 980px) {
  .footer .container .cooperation_list li {
    max-width: 140px;
    margin: 0 auto;
  }
  .footer .container .cooperation_list li img {
    width: 100%;
  }
}
.footer .container .lower_first {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
@media (max-width: 980px) {
  .footer .container .lower_first {
    flex-wrap: wrap;
    gap: 15px;
  }
}
.footer .container .lower_first .social_list {
  display: flex;
  align-items: center;
  gap: 24px;
}
@media (max-width: 980px) {
  .footer .container .lower_first .social_list {
    gap: 15px;
  }
}
.footer .container .lower_first .social_list a {
  display: inline-block;
  max-width: 48px;
}
@media (max-width: 980px) {
  .footer .container .lower_first .social_list a {
    max-width: 30px;
  }
}
.footer .container .lower_first .social_list a img {
  width: 100%;
}
.footer .container .footer_lower {
  padding: 12px 20px;
}
.footer .container .lower_second {
  font-weight: 500;
  display: flex;
  justify-content: space-between;
  color: white;
}
@media (max-width: 980px) {
  .footer .container .lower_second {
    word-break: keep-all;
    flex-wrap: wrap;
  }
}
.footer .container .lower_second a {
  font-size: 24px;
  color: white;
}
@media (max-width: 980px) {
  .footer .container .lower_second a {
    font-size: 16px;
  }
}
.footer .container .lower_second p {
  font-size: 20px;
  letter-spacing: 5%;
}
@media (max-width: 980px) {
  .footer .container .lower_second p {
    font-size: 16px;
  }
}

.sec .container {
  max-width: 1200px;
  width: 100%;
  margin: auto;
}
@media (max-width: 1440px) {
  .sec .container {
    max-width: 1000px;
  }
}
@media (max-width: 1200px) {
  .sec .container {
    width: 95%;
  }
}
@media (max-width: 980px) {
  .sec .container {
    width: 100%;
  }
}

.menu_btn {
  display: none;
  position: fixed;
  top: 7px;
  right: 10px;
  z-index: 101;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-color: white;
  background: transparent;
  border: 2px solid transparent;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  transition: background-color 0.4s cubic-bezier(0.22, 1, 0.36, 1), transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
@media (max-width: 980px) {
  .menu_btn {
    display: block;
  }
}
.menu_btn.out_header {
  border-color: white;
  background-color: white;
}
.menu_btn.out_header span {
  background-color: black;
}
.menu_btn:hover {
  transform: scale(1.05);
}
.menu_btn span {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 22px;
  height: 2px;
  border-radius: 2px;
  background-color: white;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.35s cubic-bezier(0.22, 1, 0.36, 1), background-color 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.menu_btn span:nth-child(1) {
  transform: translate(-50%, -8px);
}
.menu_btn span:nth-child(2) {
  transform: translate(-50%, -50%);
}
.menu_btn span:nth-child(3) {
  transform: translate(-50%, 6px);
}

@media (max-width: 980px) {
  .header {
    padding: 0 10px;
    height: 65px;
  }
  .header ul {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 100;
    width: 100%;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    gap: 0;
    padding: 90px 30px 40px;
    background-color: rgb(0, 0, 0);
    box-shadow: -12px 0 40px rgba(0, 0, 0, 0.12);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
  }
  .header ul li {
    width: 100%;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    opacity: 0;
    transform: translateX(24px);
    transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1), transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
    transition-delay: 0s;
  }
  .header ul li a {
    display: block;
    padding: 18px 4px;
    color: white;
    font-size: 20px;
    text-align: center;
    font-weight: 600;
    transition: color 0.3s cubic-bezier(0.22, 1, 0.36, 1);
  }
}
.menu-open .menu_btn {
  border: none;
  background-color: transparent;
}
.menu-open .menu_btn span {
  background-color: white;
}
.menu-open .menu_btn span:nth-child(1) {
  transform: translate(-50%, -50%) rotate(45deg);
}
.menu-open .menu_btn span:nth-child(2) {
  opacity: 0;
}
.menu-open .menu_btn span:nth-child(3) {
  transform: translate(-50%, -50%) rotate(-45deg);
}
.menu-open .header ul {
  transform: translateX(0);
}
.menu-open .header ul li {
  opacity: 1;
  transform: translateX(0);
}
.menu-open .header ul li:nth-child(1) {
  transition-delay: 0.15s;
}
.menu-open .header ul li:nth-child(2) {
  transition-delay: 0.23s;
}
.menu-open .header ul li:nth-child(3) {
  transition-delay: 0.31s;
}
.menu-open .header ul li:nth-child(4) {
  transition-delay: 0.39s;
}
.menu-open .header ul li:nth-child(5) {
  transition-delay: 0.47s;
}
.menu-open .header ul li:nth-child(6) {
  transition-delay: 0.55s;
}
.menu-open .header ul li:nth-child(7) {
  transition-delay: 0.63s;
}
.menu-open .header ul li:nth-child(8) {
  transition-delay: 0.71s;
}