:root {
  --ink: #231815;
  --orange: #ea5514;
  --paper: #f2f0ed;
  --sans: 'Noto Sans KR', system-ui, -apple-system, 'Apple SD Gothic Neo', sans-serif;
  --disp: 'Poppins', 'Noto Sans KR', system-ui, sans-serif;
  --mono: 'DM Mono', ui-monospace, Menlo, monospace;
  --ease: cubic-bezier(0.7, 0, 0.2, 1);
}

body {
  font-family: var(--sans);
}

.dn_mo {
  display: none;
}

.nav a,
.menu a,
footer a {
  color: inherit;
  text-decoration: none;
}
.mbtn {
  font: inherit;
}
.skip {
  position: fixed;
  left: 12px;
  top: -60px;
  z-index: 200;
  background: var(--orange);
  color: #fff;
  padding: 10px 16px;
  font: 500 13px/1 var(--sans);
}
.skip:focus {
  top: 12px;
}

/* header + fullscreen menu */
header.nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 70;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 3vw, 60px);
  color: var(--ink);
  transition:
    transform 0.5s var(--ease),
    color 0.4s,
    background 0.4s;
}
.nav.dk {
  color: var(--paper);
}
.nav.solid {
  background: rgba(242, 240, 237, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.nav.solid.dk {
  background: rgba(35, 24, 21, 0.72);
}
.nav.hide {
  transform: translateY(-100%);
}
.nav .lg {
  height: 30px;
  aspect-ratio: 240/96;
  display: block;
}
.mbtn {
  background: none;
  border: 0;
  color: inherit;
  padding: 10px 0;
  font: 500 12px/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  display: flex;
  gap: 10px;
  align-items: center;
}
.mbtn::after {
  content: '';
  width: 22px;
  height: 1.5px;
  background: currentColor;
  box-shadow: 0 5px 0 currentColor;
  transform: translateY(-2px);
}
.mbtn[aria-expanded='true']::after {
  content: '✕';
  width: auto;
  height: auto;
  background: none;
  box-shadow: none;
  transform: none;
  font-size: 13px;
  letter-spacing: 0;
}
.menu {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: var(--ink);
  color: var(--paper);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 90px clamp(20px, 3vw, 44px) 40px;
  clip-path: inset(0 0 100% 0);
  transition:
    clip-path 0.9s var(--ease),
    visibility 0s 0.9s;
  visibility: hidden;
}
.menu.open {
  clip-path: inset(0);
  visibility: visible;
  transition: clip-path 0.9s var(--ease);
}
.menu nav {
  display: grid;
  row-gap: 2vh;
}
.menu nav a {
  display: block;
  font: 600 clamp(48px, 10vw, 150px)/1.1 var(--disp);
  letter-spacing: -0.02em;
  overflow: hidden;
  transition:
    opacity 0.35s,
    color 0.35s;
}
.menu nav a span {
  display: flex;
  align-items: baseline;
  gap: 18px;
  transform: translateY(110%);
  transition: transform 0.9s var(--ease);
  transition-delay: calc(var(--i) * 0.07s + 0.25s);
}
.menu.open nav a span {
  transform: none;
}
.menu nav a i {
  font: 400 12px/1 var(--mono);
  letter-spacing: 0.1em;
  font-style: normal;
  color: var(--orange);
  align-self: flex-start;
  margin-top: 0.9em;
}
.menu nav a small {
  font: 400 clamp(13px, 1.4vw, 18px)/1 var(--sans);
  letter-spacing: 0;
  opacity: 0.55;
}
.menu nav:hover a {
  opacity: 0.25;
}
.menu nav a:hover,
.menu nav a:focus-visible {
  opacity: 1;
  color: var(--orange);
}
.menu .mi {
  display: flex;
  gap: 10px 40px;
  flex-wrap: wrap;
  margin-top: 44px;
  font: 400 13px/1.6 var(--mono);
  opacity: 0.6;
}

/* footer (B) */
footer {
  background: var(--ink);
  color: var(--paper);
  padding: 70px clamp(20px, 5vw, 80px) 34px;
}
footer .lg {
  height: 44px;
  aspect-ratio: 240/96;
  display: block;
}
footer .fg {
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
  font-size: 14px;
}
.menu .information {
  display: flex;
  flex-wrap: wrap;
  column-gap: 20px;
  margin-top: 40px;
}
.address_btn {
  color: rgba(242, 240, 237, 0.75);
  background: unset;
  border: unset;
  padding: unset;
  margin: unset;
  width: fit-content;
  font: 400 16px / 1.7 var(--sans);
  font-size: 14px;
  transition: 0.3s;
  margin-bottom: 10px;
}
.information a {
  display: block;
  width: fit-content;
  padding: unset;
  color: rgba(242, 240, 237, 0.75);
  transition: 0.3s;
  font: 400 16px / 1.7 var(--sans);
  font-size: 14px;
}
.menu .address_btn,
.menu .information a {
  color: rgba(242, 240, 237, 0.5);
}
.address_btn:hover,
.information a:hover {
  color: #fff;
}


footer .fg p {
  margin: 20px 0 0;
  color: rgba(242, 240, 237, 0.6);
  line-height: 1.9;
}
footer .fg b {
  display: block;
  font: 500 11px/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 16px;
}
footer .fg a,
footer .fg span {
  display: block;
  margin-bottom: 10px;
  color: rgba(242, 240, 237, 0.75);
  transition: 0.3s;
  width: fit-content;
}
footer .fg a:hover {
  color: #fff;
}
footer .cp {
  margin: 56px auto 0;
  padding-top: 22px;
  border-top: 1px solid rgba(242, 240, 237, 0.15);
  font: 400 11px/1.6 var(--mono);
  color: rgba(242, 240, 237, 0.55);
}
@media (max-width: 820px) {
  footer .fg {
    grid-template-columns: 1fr;
  }
  footer .information {
    order: 1;
  }
  .menu .information {
    display: none;
  }
  .dn_mo {
    display: block;
  }
  .dn_pc {
    display: none;
  }
}