:root {
  --page-padding: clamp(1.5rem, 4vw, 3.5rem);
  --global-font-size: 18px;
  --global-line-height: 1.35em;
  --font-stack: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --mono-font-stack: var(--font-stack);
  --background-color: #0d0d0d;
  --font-color: #e8e8e8;
  --invert-font-color: #0d0d0d;
  --primary-color: #eeee3a;
  --secondary-color: #8e8e8e;
  --error-color: #ff1e3c;
  --progress-bar-background: #1b1b1b;
  --progress-bar-fill: var(--primary-color);
  --code-bg-color: #111;
  --block-background-color: #111;
  --input-style: solid;
  --display-h1-decoration: none;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  min-height: 100vh;
  overflow: hidden;
  padding: var(--page-padding);
}

button,
input,
select {
  font: inherit;
}

.btn.btn-ghost {
  background: #1b1b1b;
  border-color: #292929;
  color: var(--font-color);
  font-weight: 700;
  justify-content: center;
  text-align: center;
}

.btn.btn-ghost:focus,
.btn.btn-ghost:hover {
  background: #252525;
  border-color: var(--font-color);
  color: var(--font-color);
}

.btn:disabled {
  border-color: #222;
  color: #606060;
  cursor: default;
}

input,
select {
  width: 100%;
}

select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--secondary-color) 50%),
    linear-gradient(135deg, var(--secondary-color) 50%, transparent 50%);
  background-position: calc(100% - 1.1rem) 1.05rem, calc(100% - 0.75rem) 1.05rem;
  background-repeat: no-repeat;
  background-size: 0.35rem 0.35rem;
}

.screen {
  height: calc(100vh - var(--page-padding) * 2);
  min-height: 0;
  padding: 0;
}

.menu-screen {
  display: grid;
  place-items: center;
}

.session-screen {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(22rem, 0.92fr);
  gap: 1rem;
}

.cc-panel {
  background: var(--block-background-color);
  border-color: var(--font-color);
  overflow: hidden;
}

.cc-panel > header {
  background: var(--block-background-color);
  color: var(--primary-color);
  font-weight: 700;
  padding: 0.35rem 0.75rem;
  text-align: left;
}

.cc-panel > div:first-of-type {
  padding: 0;
}

.narrow {
  width: min(28rem, calc(100vw - 2rem));
  min-height: 18rem;
  padding-bottom: 1rem;
}

.stack,
.menu-actions {
  display: grid;
  gap: 0.4rem;
  margin: 2rem auto 0;
  width: min(17rem, 100%);
}

.menu-actions form,
.menu-actions button,
.stack button,
.button-row button {
  width: 100%;
}

.overlay-panel p {
  color: #c8c8c8;
}

#change-name {
  position: fixed;
  bottom: var(--page-padding);
  left: var(--page-padding);
  min-width: 13rem;
}

.quit-state::after {
  content: "Quit from the browser tab when ready.";
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  color: var(--secondary-color);
}

.button-row,
.bottom-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.bottom-actions {
  align-items: end;
  margin-top: auto;
  padding: 1rem 2rem 0.2rem;
}

.game-actions {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.6rem;
}

.game-actions .btn {
  padding-right: 0.75rem;
  padding-left: 0.75rem;
  white-space: nowrap;
}

.board-panel,
.chat-panel {
  height: 100%;
  min-height: 0;
}

.board-panel {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
}

.chat-panel {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
}

.lobby-layout,
.game-layout {
  min-height: 0;
  display: grid;
  grid-template-rows: 1fr auto auto;
  padding: 0 1rem 1rem;
}

.lobby-main {
  display: grid;
  align-content: start;
  gap: 0.4rem;
  max-width: 34rem;
}

.status-line,
.identity-line {
  min-height: 1.6rem;
  color: var(--primary-color);
  font-weight: 700;
  padding: 0.75rem 1rem 0;
}

.identity-line {
  color: var(--secondary-color);
  font-weight: 400;
  padding-bottom: 0.5rem;
}

.muted,
.player-offline,
.player-extra {
  color: var(--secondary-color);
}

.terminal-list {
  display: grid;
  gap: 0.55rem;
  padding-top: 1rem;
  color: #cfcfcf;
}

.player-online {
  color: #05c805;
}

#board {
  display: block;
  align-self: center;
  justify-self: center;
  width: min(100%, 48rem);
  height: min(100%, 34rem);
  min-height: 0;
  background: var(--background-color);
  image-rendering: pixelated;
}

.log {
  overflow: auto;
  min-height: 0;
  padding: 0.2rem 1rem;
  color: #bfbfbf;
  scrollbar-color: #050505 #1b1b1b;
}

.log-line {
  margin-bottom: 0.25rem;
  white-space: pre-wrap;
}

.log-line.system {
  color: var(--secondary-color);
}

.log-line.error,
.log-line.invalid {
  color: var(--error-color);
}

.chat-form {
  padding: 1rem;
}

.chat-form input {
  height: 3.4rem;
}

@media (max-width: 900px) {
  :root {
    --page-padding: 1rem;
    --global-font-size: 16px;
  }

  body {
    overflow: auto;
  }

  .screen {
    min-height: calc(100vh - var(--page-padding) * 2);
    height: auto;
  }

  .session-screen {
    grid-template-columns: 1fr;
  }

  .chat-panel {
    min-height: 22rem;
  }

  .board-panel {
    min-height: 38rem;
  }

  .lobby-layout,
  .game-layout {
    min-height: 35rem;
  }

  #board {
    height: 28rem;
  }

  .bottom-actions,
  .button-row {
    grid-template-columns: 1fr;
    padding-inline: 0;
  }
}