html, body {
  margin: 0;
  overflow: hidden;
}

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #17141a;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.ic {
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-sizing: border-box;
  width: min(100%, 400px);
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, "Liberation Mono", monospace;
}

.ic__tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
}

.ic__tab {
  box-sizing: border-box;
  width: 100%;
  padding: 4px 0;
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  background: none;
  color: rgba(255, 255, 255, 0.58);
  cursor: pointer;
  font-family: inherit;
  font-weight: 700;
  font-size: clamp(11px, 3vw, 12px);
  line-height: 1.4;
  transition: color 220ms cubic-bezier(0.2, 0.8, 0.2, 1), border-color 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.ic__tab[aria-selected=true] {
  color: #fff7e6;
  border-bottom-color: #2b9d74;
}

.ic__tab:focus-visible {
  outline: 2px solid #2f6df6;
  outline-offset: 2px;
}

.ic__row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.ic__sign {
  flex: 0 0 auto;
  color: #2b9d74;
  font-weight: 700;
  font-size: clamp(12px, 3.2vw, 13px);
  line-height: 1.4;
}

.ic__slot {
  display: grid;
  flex: 1 1 auto;
  min-width: 0;
}

.ic__slot > * {
  grid-area: 1/1;
}

.ic__cmd {
  color: #fff7e6;
  font-family: inherit;
  font-weight: 500;
  font-size: clamp(11px, 3vw, 13px);
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  visibility: hidden;
}

.ic__cmd b {
  color: #ffd23f;
  font-weight: 700;
}

.ic[data-mgr=npm] .ic__cmd[data-mgr=npm],
.ic[data-mgr=pnpm] .ic__cmd[data-mgr=pnpm],
.ic[data-mgr=yarn] .ic__cmd[data-mgr=yarn] {
  visibility: visible;
}

.ic__copy {
  position: relative;
  overflow: hidden;
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  box-sizing: border-box;
  min-height: 28px;
  padding: 0 8px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  color: #fff7e6;
  cursor: pointer;
  font-family: inherit;
  font-weight: 700;
  font-size: clamp(10px, 2.8vw, 11px);
  line-height: 1;
}

.ic__copy::before {
  content: "";
  position: absolute;
  inset: 0;
  background: #2b9d74;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.ic.is-done .ic__copy::before {
  transform: scaleX(1);
}

.ic.is-done .ic__copy {
  color: #17141a;
}

.ic__copy:focus-visible {
  outline: 2px solid #2f6df6;
  outline-offset: 2px;
}

.ic__ico, .ic__word {
  position: relative;
}

.ic__ico {
  display: grid;
  place-items: center;
  font-size: 14px;
}

.ic__note {
  margin: 0;
  min-height: 14px;
  color: #2b9d74;
  visibility: hidden;
  font-family: inherit;
  font-weight: 500;
  font-size: clamp(10px, 2.6vw, 11px);
  line-height: 1.3;
  transform: translateY(4px);
  transition: transform 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.ic.is-done .ic__note {
  visibility: visible;
  transform: translateY(0);
}

.ic.is-demo .ic__cmd,
.ic.is-demo .ic__tab {
  animation-duration: 2s;
  animation-timing-function: steps(1, end);
  animation-iteration-count: infinite;
  animation-fill-mode: backwards;
}

.ic.is-demo .ic__cmd[data-mgr=npm] {
  animation-name: icShow1;
}

.ic.is-demo .ic__cmd[data-mgr=pnpm] {
  animation-name: icShow2;
}

.ic.is-demo .ic__cmd[data-mgr=yarn] {
  animation-name: icShow3;
}

@keyframes icShow1 {
  0%, 33% {
    visibility: visible;
  }
  34%, 100% {
    visibility: hidden;
  }
}
@keyframes icShow2 {
  0%, 33% {
    visibility: hidden;
  }
  34%, 66% {
    visibility: visible;
  }
  67%, 100% {
    visibility: hidden;
  }
}
@keyframes icShow3 {
  0%, 66% {
    visibility: hidden;
  }
  67%, 100% {
    visibility: visible;
  }
}
.ic.is-demo .ic__tab:nth-child(1) {
  animation-name: icTab1;
}

.ic.is-demo .ic__tab:nth-child(2) {
  animation-name: icTab2;
}

.ic.is-demo .ic__tab:nth-child(3) {
  animation-name: icTab3;
}

@keyframes icTab1 {
  0%, 33% {
    color: #fff7e6;
    border-bottom-color: #2b9d74;
  }
  34%, 100% {
    color: rgba(255, 255, 255, 0.58);
    border-bottom-color: transparent;
  }
}
@keyframes icTab2 {
  0%, 33% {
    color: rgba(255, 255, 255, 0.58);
    border-bottom-color: transparent;
  }
  34%, 66% {
    color: #fff7e6;
    border-bottom-color: #2b9d74;
  }
  67%, 100% {
    color: rgba(255, 255, 255, 0.58);
    border-bottom-color: transparent;
  }
}
@keyframes icTab3 {
  0%, 66% {
    color: rgba(255, 255, 255, 0.58);
    border-bottom-color: transparent;
  }
  67%, 100% {
    color: #fff7e6;
    border-bottom-color: #2b9d74;
  }
}
.ic.is-demo .ic__copy::before {
  animation-name: icFill;
  animation-duration: 2s;
  animation-timing-function: cubic-bezier(0.2, 0.8, 0.2, 1);
  animation-iteration-count: infinite;
  animation-fill-mode: backwards;
}

@keyframes icFill {
  0%, 8% {
    transform: scaleX(0);
  }
  20%, 74% {
    transform: scaleX(1);
  }
  86%, 100% {
    transform: scaleX(0);
  }
}
.ic.is-demo .ic__copy {
  animation-name: icBtn;
  animation-duration: 2s;
  animation-timing-function: steps(1, end);
  animation-iteration-count: infinite;
  animation-fill-mode: backwards;
}

@keyframes icBtn {
  0%, 19% {
    color: #fff7e6;
  }
  20%, 79% {
    color: #17141a;
  }
  80%, 100% {
    color: #fff7e6;
  }
}
.ic.is-demo .ic__note {
  animation-name: icNote;
  animation-duration: 2s;
  animation-timing-function: cubic-bezier(0.2, 0.8, 0.2, 1);
  animation-iteration-count: infinite;
  animation-fill-mode: backwards;
}

@keyframes icNote {
  0%, 19% {
    visibility: hidden;
    transform: translateY(4px);
  }
  20% {
    visibility: visible;
    transform: translateY(4px);
  }
  30%, 79% {
    visibility: visible;
    transform: translateY(0);
  }
  80%, 100% {
    visibility: hidden;
    transform: translateY(0);
  }
}
@media (max-width: 340px) {
  .ic {
    padding: 8px;
    gap: 4px;
  }
  .ic__copy {
    padding: 0 4px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .ic.is-demo .ic__cmd,
  .ic.is-demo .ic__tab,
  .ic.is-demo .ic__copy,
  .ic.is-demo .ic__copy::before,
  .ic.is-demo .ic__note {
    animation: none !important;
  }
  .ic.is-demo .ic__cmd[data-mgr=npm] {
    visibility: visible !important;
  }
  .ic.is-demo .ic__cmd[data-mgr=pnpm],
  .ic.is-demo .ic__cmd[data-mgr=yarn] {
    visibility: hidden !important;
  }
  .ic__tab, .ic__copy::before, .ic__note {
    transition: none !important;
  }
}