:root {
  color-scheme: dark;
  --bg: #000000;
  --fg: #ffffff;
  --strong: rgba(255, 255, 255, 0.76);
  --dim: rgba(255, 255, 255, 0.52);
  --faint: rgba(255, 255, 255, 0.27);
  --barely: rgba(255, 255, 255, 0.07);
  --font-mono: ui-monospace, "Cascadia Mono", "Cascadia Code", "SF Mono", Menlo,
    Monaco, Consolas, "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-width: 19rem;
  width: 100%;
  height: 100%;
  min-height: 100%;
  margin: 0;
  overflow: hidden;
  color: var(--fg);
  background: var(--bg);
  font-family: var(--font-mono);
  font-size: clamp(0.8rem, 0.15vw + 0.78rem, 0.95rem);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

body {
  position: fixed;
  inset: 0;
}

button,
input {
  font: inherit;
}

a {
  color: inherit;
}

.page-shell {
  width: 100%;
  height: 100vh;
  height: 100svh;
  height: 100dvh;
  overflow: hidden;
  background: var(--bg);
}

.skip-link {
  position: fixed;
  z-index: 50;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.55rem 0.75rem;
  color: var(--bg);
  background: var(--fg);
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: translateY(0);
}

/* Boot stage */

.boot-stage {
  width: 100%;
  height: 100vh;
  height: 100svh;
  height: 100dvh;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-color: var(--faint) var(--bg);
  scrollbar-width: thin;
  padding: clamp(1rem, 3vw, 2rem) clamp(1rem, 4vw, 2.5rem);
}

.boot-stage[hidden] {
  display: none !important;
}

.boot-terminal {
  position: relative;
  max-width: 58rem;
  min-height: calc(100svh - clamp(2rem, 6vw, 4rem));
  padding-bottom: 3rem;
}

.terminal-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--faint);
}

.banner-title {
  font-size: 0.85em;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.banner-meta {
  color: var(--dim);
  font-size: 0.85em;
}

.terminal-prompt {
  margin: 0 0 1rem;
  color: var(--dim);
  font-size: 0.92em;
  overflow-wrap: anywhere;
}

.prompt-user,
.prompt-host,
.prompt-dollar,
.prompt-command {
  color: var(--fg);
}

.prompt-at {
  color: var(--faint);
}

.prompt-colon,
.prompt-path {
  color: var(--dim);
}

.prompt-dollar {
  margin-right: 0.35em;
}

.boot-log {
  margin: 0;
}

.log-line {
  margin: 0;
  padding: 0;
  color: var(--fg);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.log-line--spacer {
  min-height: 0.65em;
}

.log-line--muted {
  color: var(--strong);
}

.boot-cursor-line {
  display: flex;
  align-items: center;
  min-height: 1.5em;
  margin: 0.35rem 0 0;
}

.caret {
  display: inline-block;
  width: 0.55em;
  height: 1.1em;
  margin-left: 0.05em;
  background: var(--fg);
  animation: caret-blink 1s steps(1, end) infinite;
}

.skip-boot {
  position: fixed;
  z-index: 20;
  bottom: clamp(1rem, 3vw, 2rem);
  left: clamp(1rem, 4vw, 2.5rem);
  min-width: 8.5rem;
  min-height: 2.75rem;
  padding: 0.5rem 0;
  border: 0;
  color: var(--dim);
  background: transparent;
  cursor: pointer;
  text-align: left;
}

.skip-boot:hover {
  color: var(--fg);
}

/* Project hub */

.hub-stage {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100vh;
  height: 100svh;
  height: 100dvh;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-color: var(--faint) var(--bg);
  scrollbar-width: thin;
  padding: clamp(1rem, 3vw, 2rem) clamp(1rem, 4vw, 2.5rem);
  scroll-padding-bottom: clamp(1rem, 3vw, 2rem);
  outline: none;
}

.hub-stage[hidden] {
  display: none !important;
}

.hub-top {
  flex: 0 0 auto;
  width: 100%;
  max-width: 58rem;
  margin: 0 auto;
  text-align: center;
  user-select: none;
}

.hub-top p {
  margin: 0;
  font-size: 0.92em;
}

.hub-top .dim {
  margin-top: 0.15rem;
  color: var(--dim);
  font-size: 0.85em;
}

.hub-middle {
  display: flex;
  flex: 1 0 auto;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 24rem;
  padding: clamp(2rem, 6vh, 4rem) 0;
  user-select: none;
}

.ascii-logo {
  display: block;
  width: fit-content;
  max-width: 100%;
  margin: 0 auto;
  overflow-x: auto;
  color: var(--fg);
  font-family: ui-monospace, "DejaVu Sans Mono", "Liberation Mono", "Cascadia Mono",
    "Cascadia Code", Consolas, Menlo, monospace;
  font-size: clamp(0.32rem, min(0.58rem, calc((100vw - 2.5rem) / 50)), 0.72rem);
  line-height: 1;
  letter-spacing: 0;
  text-align: left;
  -webkit-overflow-scrolling: touch;
}

.ascii-line {
  margin: 0;
  padding: 0;
  color: inherit;
  font-size: inherit;
  font-weight: 400;
  line-height: inherit;
  letter-spacing: inherit;
  white-space: pre;
}

.ascii-line--missing {
  color: var(--dim);
  font-size: 0.85rem;
  white-space: pre-wrap;
}

.hub-copy {
  padding: clamp(0.85rem, 2.2vw, 1.35rem) clamp(1rem, 4vw, 2rem) 1.4rem;
  text-align: center;
}

.hub-kicker {
  margin: 0 0 0.65rem;
  color: var(--dim);
  font-size: 0.75em;
  letter-spacing: 0.04em;
}

.hub-subtitle {
  margin: 0;
  color: var(--dim);
  font-size: 0.85em;
}

.shortcut-menu {
  width: min(52rem, 100%);
  border-top: 1px solid var(--faint);
}

.shortcut-link {
  display: grid;
  align-items: center;
  min-height: 4.75rem;
  padding: 0.8rem 0.7rem;
  border-bottom: 1px solid var(--faint);
  text-decoration: none;
  grid-template-columns: 3.25rem minmax(0, 1fr) auto;
}

.shortcut-link:hover {
  background: var(--barely);
}

.shortcut-index {
  align-self: start;
  padding-top: 0.1rem;
  color: var(--dim);
  font-size: 0.82em;
}

.shortcut-copy {
  display: grid;
  gap: 0.25rem;
}

.shortcut-copy strong {
  font-size: 1em;
  font-weight: 500;
}

.shortcut-copy > span {
  color: var(--dim);
  font-size: 0.8em;
}

.shortcut-domain {
  margin-left: 1.5rem;
  color: var(--dim);
  font-size: 0.76em;
  white-space: nowrap;
}

.shortcut-domain span {
  color: var(--fg);
}

.hub-bottom {
  position: relative;
  flex: 0 0 auto;
  width: 100%;
  max-width: 58rem;
  margin: 0 auto;
  padding-top: 1.25rem;
  text-align: left;
}

.terminal-output {
  display: grid;
  gap: 0.18rem;
  margin: 0 0 0.5rem;
  user-select: text;
}

.shell-line {
  margin: 0;
  padding: 0;
  color: var(--fg);
  font-size: 0.93em;
  line-height: 1.45;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.shell-line--dim {
  color: var(--dim);
  font-size: 0.88em;
}

.shell-line--echo span {
  color: var(--strong);
}

.shell-line--error {
  color: var(--strong);
  text-decoration: underline;
  text-decoration-color: var(--faint);
  text-underline-offset: 0.18em;
}

.shell-line--notice,
.shell-line--notice a {
  color: var(--strong);
}

.command-line {
  display: flex;
  align-items: baseline;
  min-height: 1.45em;
  font-size: 0.93em;
  line-height: 1.45;
}

.command-prompt {
  flex: 0 0 auto;
  color: var(--fg);
  white-space: nowrap;
}

.command-line input {
  flex: 1 1 auto;
  width: auto;
  min-width: 0;
  min-height: 1.45em;
  margin: 0;
  padding: 0 0 0 0.45em;
  border: 0;
  border-radius: 0;
  outline: 0;
  appearance: none;
  -webkit-appearance: none;
  color: var(--fg);
  caret-color: var(--fg);
  background: transparent !important;
  box-shadow: none !important;
  line-height: inherit;
}

.command-line:focus-within .command-prompt {
  font-weight: 600;
}

.shortcut-link:focus-visible,
.skip-boot:focus-visible,
.no-script a:focus-visible {
  outline: 1px solid var(--fg);
  outline-offset: 3px;
}

.no-script {
  position: fixed;
  z-index: 100;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  padding: 2rem;
  background: var(--bg);
  flex-direction: column;
}

.no-script p {
  margin: 0;
  color: var(--dim);
  text-align: center;
}

.no-script .no-script__title {
  color: var(--fg);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.no-script a {
  min-width: min(20rem, 100%);
  padding: 0.8rem 1rem;
  border: 1px solid var(--faint);
  text-decoration: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

@keyframes caret-blink {
  0%,
  49% {
    opacity: 1;
  }
  50%,
  100% {
    opacity: 0;
  }
}

@media (max-width: 44rem) {
  .hub-middle {
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
  }

  .shortcut-link {
    gap: 0.25rem 0;
    grid-template-columns: 2.75rem minmax(0, 1fr);
  }

  .shortcut-domain {
    margin: 0;
    grid-column: 2;
  }
}

@media (max-width: 30rem) {
  .terminal-banner {
    align-items: flex-start;
    flex-direction: column;
  }

}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .caret {
    opacity: 1;
  }
}