:root {
  --visual-viewport-height: 100dvh;
  --visual-viewport-width: 100vw;
  --visual-viewport-offset-top: 0px;
  --visual-viewport-offset-left: 0px;
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  background: #111713;
  color: #dce8de;
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  background:
    radial-gradient(
      circle at top right,
      rgb(65 112 79 / 18%),
      transparent 34rem
    ),
    #111713;
}

main {
  width: min(100% - 2rem, 72rem);
  margin: 0 auto;
  padding: 0.65rem 0;
}

[hidden] {
  display: none !important;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

header {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.45rem 0.75rem;
  margin-bottom: 0.5rem;
}

.eyebrow {
  margin: 0 0 0.25rem;
  color: #7fc58f;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 650;
}

.status-group {
  flex: 1;
  min-width: 9rem;
  font-size: 0.8rem;
}
.controls.primary-controls {
  margin: 0;
  gap: 0.35rem;
}
.primary-controls button {
  padding: 0 0.65rem;
  min-height: 2.5rem;
}
#status[data-state="running"] {
  display: none;
}

body.direct-launch #status[data-state="running"] {
  display: block;
}

body.direct-launch .status-group {
  min-width: min(100%, 20rem);
}

body.direct-launch #status {
  color: #9deaac;
  text-align: left;
}

#status,
#save-status {
  margin: 0;
  color: #aab8ad;
  text-align: right;
}

#save-status {
  margin-top: 0;
  font-size: 0.8rem;
}

#status[data-state="running"] {
  color: #8ed69e;
}

#status[data-state="error"] {
  color: #ff9e91;
}

#save-status[data-state="saving"] {
  color: #e7ce8a;
}

#save-status[data-state="saved"] {
  display: none;
}

#save-status[data-state="error"] {
  color: #ff9e91;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 0.8rem;
}

#library-view {
  min-height: calc(100dvh - 1.3rem);
}

.library-heading {
  position: sticky;
  z-index: 2;
  top: 0;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.4rem 0 0.8rem;
  background: #111713;
}

.library-heading h2 {
  margin: 0;
  font-size: 1.3rem;
}

#disk-library {
  display: grid;
  gap: 0.85rem;
}

#disk-library > .visually-hidden {
  display: block;
}

.library-section,
.notice {
  margin: 0;
  padding: 1rem;
  border: 1px solid #38533f;
  border-radius: 0.65rem;
  background: rgb(7 16 9 / 52%);
}

.library-section h3,
.notice h2 {
  margin: 0;
}

.library-section > summary,
.library-section details > summary {
  min-height: 2rem;
  cursor: pointer;
  font-weight: 650;
  align-content: center;
}

.section-intro,
#library-status {
  margin: 0.25rem 0 0.75rem;
  color: #aab8ad;
}

#library-status:empty {
  display: none;
}

.library-controls,
.drive-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  margin: 0.75rem 0 0;
}

.change-ready {
  display: block;
  margin-top: 0.85rem;
  color: #c6d2c8;
}

.disk-cards {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
  gap: 0.65rem;
}

.drive-list {
  display: grid;
  margin: 0.75rem 0;
  padding: 0;
  list-style: none;
  grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
  gap: 0.45rem;
}

.drive-list li {
  display: grid;
  padding: 0.65rem 0.75rem;
  border: 1px solid #2d4634;
  border-radius: 0.45rem;
  background: #101a13;
  gap: 0.15rem;
}

.disk-title {
  display: block;
  font-weight: 650;
}

.disk-state {
  display: block;
  color: #9eaca1;
  font-size: 0.86rem;
}

.disk-cards li {
  padding: 0.8rem;
  overflow-wrap: anywhere;
  border: 1px solid #2d4634;
  border-radius: 0.5rem;
  background: #101a13;
}

.disk-cards li button {
  min-height: 2.2rem;
  margin: 0.55rem 0.35rem 0 0;
  padding: 0 0.75rem;
}

#disk-library input[type="file"] {
  max-width: 16rem;
}

.file-control,
button {
  min-height: 2.7rem;
  border: 1px solid #38533f;
  border-radius: 0.4rem;
  background: #1a241d;
  color: inherit;
  font: inherit;
}

.file-control {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 0 1rem;
  cursor: pointer;
}

.file-control input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

button {
  padding: 0 1rem;
  cursor: pointer;
}

button:hover:not(:disabled),
.file-control:hover {
  border-color: #79b987;
  background: #233127;
}

button.danger {
  border-color: #a65151;
  background: #3a1717;
  color: #ffdada;
}

button.danger:hover:not(:disabled) {
  border-color: #dc7777;
  background: #512020;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.terminal-shell {
  position: relative;
}

#terminal {
  width: 100%;
  height: calc(100dvh - 5rem);
  min-height: 24rem;
  max-height: none;
  margin: 0;
  overflow: auto;
  border: 1px solid #38533f;
  border-radius: 0.55rem;
  outline: none;
  background: #071009;
  box-shadow: inset 0 0 2rem rgb(0 0 0 / 35%);
  color: #9deaac;
  padding: 1rem;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: clamp(0.82rem, 2vw, 1rem);
  line-height: 1.35;
  white-space: pre;
}

.terminal-bold {
  font-weight: 750;
}

.terminal-underline {
  text-decoration: underline;
  text-underline-offset: 0.14em;
}

.terminal-reverse {
  background: #9deaac;
  color: #071009;
}

.terminal-cursor {
  animation: terminal-cursor-blink 1.1s step-end infinite;
  background: #9deaac;
  color: #071009;
}

.terminal-reverse.terminal-cursor {
  box-shadow: inset 0 0 0 1px #071009;
}

@keyframes terminal-cursor-blink {
  0%,
  52% {
    opacity: 1;
  }

  53%,
  100% {
    opacity: 0.28;
  }
}

#terminal:focus {
  border-color: #8ed69e;
  box-shadow:
    0 0 0 2px rgb(142 214 158 / 18%),
    inset 0 0 2rem rgb(0 0 0 / 35%);
}

.terminal-shell:focus-within #terminal {
  border-color: #8ed69e;
  box-shadow:
    0 0 0 2px rgb(142 214 158 / 18%),
    inset 0 0 2rem rgb(0 0 0 / 35%);
}

#mobile-terminal-input {
  position: fixed;
  top: calc(var(--visual-viewport-offset-top) + 1px);
  left: calc(var(--visual-viewport-offset-left) + 1px);
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  border: 0;
  opacity: 0;
  font-size: 16px;
  pointer-events: none;
  resize: none;
}

.mobile-terminal-controls {
  display: none;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.65rem;
}

.mobile-terminal-controls button {
  min-width: 2.8rem;
  min-height: 2.8rem;
  padding: 0 0.7rem;
  touch-action: manipulation;
}

#terminal-control-key[aria-pressed="true"] {
  border-color: #9deaac;
  background: #314b37;
  color: #baf7c6;
}

dialog {
  width: min(54rem, calc(100vw - 1rem));
  max-height: calc(var(--visual-viewport-height) - 1rem);
  overflow: auto;
  overscroll-behavior: contain;
  background: #111713;
  color: #dce8de;
  border: 1px solid #7fc58f;
  border-radius: 0.6rem;
}

dialog::backdrop {
  background: rgb(0 0 0 / 65%);
}
.dialog-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
dialog h2 {
  margin: 0;
}
dialog label {
  display: block;
  margin: 0.75rem 0;
}
dialog ul {
  padding: 0;
  list-style: none;
}
dialog li {
  margin: 0.45rem 0;
  overflow-wrap: anywhere;
}
dialog li button {
  margin: 0.15rem 0.3rem;
}
#files-status {
  color: #e7ce8a;
}

@media (max-width: 44rem), (hover: none) and (pointer: coarse) {
  main {
    width: min(100% - 1rem, 72rem);
    padding: 0.75rem 0;
  }

  header {
    gap: 0.35rem 0.65rem;
  }

  #status,
  #save-status {
    margin-top: 0;
    text-align: right;
  }

  #terminal {
    height: calc(100dvh - 9rem);
    min-height: 18rem;
  }

  .mobile-terminal-controls {
    display: flex;
  }

  body.terminal-keyboard-open {
    height: 100vh;
    overflow: hidden;
  }

  body.terminal-keyboard-open main {
    position: fixed;
    z-index: 10;
    top: var(--visual-viewport-offset-top);
    left: var(--visual-viewport-offset-left);
    display: grid;
    width: var(--visual-viewport-width);
    height: var(--visual-viewport-height);
    margin: 0;
    padding: max(0.35rem, env(safe-area-inset-top))
      max(0.35rem, env(safe-area-inset-right))
      max(0.35rem, env(safe-area-inset-bottom))
      max(0.35rem, env(safe-area-inset-left));
    grid-template-rows: minmax(0, 1fr) auto;
    gap: 0.35rem;
    overflow: hidden;
    background: #111713;
  }

  body.terminal-keyboard-open header,
  body.terminal-keyboard-open .controls,
  body.terminal-keyboard-open #library-view {
    display: none;
  }

  body.terminal-keyboard-open .terminal-shell {
    min-width: 0;
    min-height: 0;
  }

  body.terminal-keyboard-open #terminal {
    height: 100%;
    min-height: 0;
    padding: 0.45rem;
    border-radius: 0.4rem;
    font-size: clamp(
      0.58rem,
      calc((var(--visual-viewport-height) - 8.5rem) / 30),
      0.82rem
    );
    line-height: 1.22;
    overscroll-behavior: contain;
  }

  body.terminal-keyboard-open .mobile-terminal-controls {
    display: grid;
    min-width: 0;
    margin: 0;
    padding: 0;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.3rem;
  }

  body.terminal-keyboard-open .mobile-terminal-controls button {
    min-width: 0;
    min-height: 2.6rem;
    padding: 0 0.35rem;
  }
}

@media (max-width: 44rem) {
  .library-section,
  .notice {
    padding: 0.75rem;
  }

  .disk-cards {
    grid-template-columns: 1fr;
  }

  .library-controls > *,
  .drive-controls > * {
    max-width: 100%;
  }
}

@media (hover: none), (pointer: coarse) {
  .mobile-terminal-controls {
    display: flex;
  }
}

@media (prefers-reduced-motion: reduce) {
  .terminal-cursor {
    animation: none;
  }
}