@font-face {
  font-family: "Press Start 2P";
  src: url("./fonts/PressStart2P-Regular.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --void: #050611;
  --ink: #111329;
  --rail-shadow: #12345b;
  --rail-blue: #287fc4;
  --cyan: #74ddff;
  --white: #f7f4ff;
  --yellow: #ffd84a;
  --red: #f15b68;
  --orange: #ff8a3d;
  --green: #56d46f;
  --blue: #6d83f2;
  --magenta: #c967e8;
  --muted: #aab3d7;
  --danger: #ff7683;
  --font-pixel: "Press Start 2P", ui-monospace, monospace;
  --type-2xs: 8px;
  --type-xs: 10px;
  --type-sm: 12px;
  --type-md: 16px;
  --type-lg: 24px;
  --type-brand-mobile: 28px;
  --type-brand-min: 32px;
  --type-brand-max: 56px;
  --cell-gap: clamp(2px, 0.38vw, 5px);
  --page-pad: clamp(16px, 3vw, 44px);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--void);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--white);
  background: var(--void);
  font-family: "Courier New", ui-monospace, monospace;
  font-weight: 700;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

button,
input {
  font: inherit;
  text-transform: inherit;
}

button,
a,
input,
.grid-cell {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: var(--cyan);
  text-underline-offset: 4px;
}

a:hover {
  color: var(--yellow);
}

:focus-visible {
  outline: 3px solid var(--yellow);
  outline-offset: 3px;
}

.editor-shell {
  width: min(1500px, 100%);
  min-height: 100vh;
  margin: 0 auto;
  padding: var(--page-pad);
}

.masthead,
.page-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.masthead {
  padding: 0 0 clamp(18px, 3vw, 36px);
}

.brand-lockup {
  display: inline-flex;
  flex-direction: column;
  gap: 7px;
  color: var(--white);
  text-decoration: none;
}

.brand-lockup:hover {
  color: var(--white);
}

.brand-mark {
  color: var(--cyan);
  font-family: var(--font-pixel);
  font-size: clamp(
    var(--type-brand-min),
    4vw,
    var(--type-brand-max)
  );
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.04em;
  text-shadow: 4px 4px 0 var(--rail-blue);
}

.brand-subtitle,
.page-footer,
.palette-strip {
  font-size: var(--type-sm);
  letter-spacing: 0.12em;
}

.brand-subtitle {
  color: var(--muted);
}

.workbench {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  min-height: min(620px, calc(100vh - 160px));
  border: 2px solid var(--rail-blue);
  background: var(--ink);
  box-shadow: 8px 8px 0 var(--rail-shadow), inset 0 0 0 2px var(--void);
}

.compose-panel {
  min-width: 0;
  padding: clamp(18px, 3vw, 42px);
  border-right: 2px solid var(--rail-blue);
  background: var(--void);
}

.panel-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: clamp(18px, 2.5vw, 28px);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 8px;
  color: var(--cyan);
  font-family: var(--font-pixel);
  font-size: clamp(var(--type-md), 2.2vw, var(--type-lg));
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 12px;
  color: var(--white);
  font-family: var(--font-pixel);
  font-size: var(--type-sm);
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 14px;
  color: var(--cyan);
  font-size: var(--type-sm);
  letter-spacing: 0.11em;
}

.panel-heading p,
.rail-heading p,
.submission-status p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: var(--type-sm);
  line-height: 1.6;
  text-transform: none;
}

.block-count {
  flex: 0 0 auto;
  padding: 9px 10px 7px;
  border: 2px solid var(--yellow);
  color: var(--yellow);
  font-size: var(--type-sm);
}

.arena-frame {
  position: relative;
  display: grid;
  min-height: clamp(340px, 36vw, 460px);
  grid-template-rows: 32px minmax(0, 1fr) 64px;
  padding: 10px 14px 0;
  border: 6px solid var(--rail-blue);
  border-top-color: var(--cyan);
  border-bottom: 0;
  background: var(--void);
  box-shadow:
    inset 4px 0 0 var(--rail-shadow),
    inset -4px 0 0 var(--rail-shadow);
}

.arena-frame::before,
.arena-frame::after {
  position: absolute;
  top: 18px;
  bottom: 0;
  width: 6px;
  content: "";
  background: var(--cyan);
  box-shadow:
    0 16px 0 var(--void),
    0 19px 0 var(--cyan),
    0 35px 0 var(--void),
    0 38px 0 var(--cyan),
    0 54px 0 var(--void),
    0 57px 0 var(--cyan),
    0 73px 0 var(--void),
    0 76px 0 var(--cyan);
}

.arena-frame::before {
  left: -6px;
}

.arena-frame::after {
  right: -6px;
}

.arena-hud {
  position: relative;
  display: flex;
  justify-content: space-between;
  color: var(--cyan);
  font-size: var(--type-xs);
}

.arena-hud::after {
  position: absolute;
  top: 46px;
  left: 9%;
  width: 2px;
  height: 2px;
  content: "";
  background: var(--blue);
  box-shadow:
    128px 48px 0 var(--cyan),
    246px 8px 0 var(--blue),
    372px 104px 0 var(--magenta),
    506px 34px 0 var(--cyan),
    624px 126px 0 var(--rail-blue);
  pointer-events: none;
}

.level-grid {
  display: grid;
  width: min(100%, 900px);
  align-self: start;
  justify-self: center;
  grid-template-columns: repeat(var(--grid-columns, 13), minmax(18px, 1fr));
  gap: var(--cell-gap);
  touch-action: none;
  user-select: none;
}

.grid-cell {
  position: relative;
  min-width: 0;
  min-height: 0;
  aspect-ratio: 14 / 8;
  padding: 0;
  border: 1px solid #222846;
  border-radius: 0;
  background: #090a17;
  cursor: pointer;
}

.grid-cell::before,
.grid-cell::after {
  position: absolute;
  content: "";
  pointer-events: none;
}

.grid-cell[data-value]:not([data-value="empty"]) {
  border-color: var(--ink);
  background: var(--brick-color);
  box-shadow:
    inset 0 3px 0 var(--brick-highlight),
    inset -3px -3px 0 var(--brick-shadow);
}

.grid-cell {
  min-height: 20px;
}

.grid-cell[data-value]:not([data-value="empty"])::before {
  inset: 3px;
  border-top: 1px solid var(--white);
}

.grid-cell:hover {
  border-color: var(--cyan);
}

.grid-cell:focus-visible {
  z-index: 2;
  outline-width: 2px;
  outline-offset: 1px;
}

.grid-cell[disabled] {
  cursor: wait;
  opacity: 0.55;
}

.arena-floor {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: end;
  gap: 8px;
}

.preview-ball {
  width: 8px;
  height: 8px;
  border: 2px solid var(--white);
  background: var(--cyan);
}

.preview-paddle {
  width: 86px;
  height: 12px;
  border-right: 8px solid var(--cyan);
  border-bottom: 4px solid var(--rail-blue);
  border-left: 8px solid var(--cyan);
  background: var(--white);
}

.palette-strip {
  display: grid;
  grid-template-columns: auto 1fr;
  min-height: 46px;
  align-items: start;
  gap: 12px;
  padding: 14px 8px 0;
  color: var(--muted);
}

.palette-label {
  padding-top: 8px;
}

.palette {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 6px;
}

.palette-chip {
  display: inline-flex;
  width: 100%;
  min-height: 28px;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 5px 7px;
  border: 1px solid var(--rail-blue);
  border-radius: 0;
  color: var(--white);
  background: transparent;
  font-size: var(--type-xs);
  cursor: pointer;
}

.palette-chip:hover {
  border-color: var(--cyan);
}

.palette-chip[aria-pressed="true"] {
  border-color: var(--yellow);
  color: var(--yellow);
  background: var(--rail-shadow);
}

.palette-swatch {
  width: 18px;
  height: 10px;
  border: 1px solid var(--white);
  background: var(--brick-color, transparent);
}

.control-rail {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(20px, 2vw, 28px);
  background: var(--ink);
}

.rail-heading {
  padding-bottom: 14px;
  border-bottom: 2px solid var(--rail-blue);
}

.field {
  display: grid;
  gap: 4px;
  color: var(--cyan);
  font-size: var(--type-sm);
  line-height: 1.4;
}

.field input {
  width: 100%;
  height: 40px;
  padding: 9px 10px;
  border: 2px solid var(--rail-blue);
  border-radius: 0;
  color: var(--white);
  background: var(--void);
  caret-color: var(--yellow);
  appearance: none;
}

.field input:hover {
  border-color: var(--cyan);
}

.field input[aria-invalid="true"] {
  border-color: var(--danger);
}

.field-message {
  min-height: 1.4em;
  color: var(--danger);
  font-size: var(--type-xs);
  text-transform: none;
}

.readout {
  padding: 12px;
  border: 2px solid var(--rail-shadow);
  background: var(--void);
}

.readout dl {
  display: grid;
  gap: 8px;
  margin: 0;
}

.readout dl div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.readout dt {
  color: var(--muted);
  font-size: var(--type-xs);
}

.readout dd {
  margin: 0;
  color: var(--yellow);
  font-size: var(--type-sm);
  text-align: right;
}

.form-actions {
  display: grid;
  gap: 10px;
}

button {
  min-height: 42px;
  padding: 11px 14px;
  border-radius: 0;
  font-family: var(--font-pixel);
  font-size: var(--type-xs);
  font-weight: 400;
  line-height: 1.6;
  cursor: pointer;
  letter-spacing: 0;
}

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

.primary-action {
  border: 2px solid var(--cyan);
  color: var(--void);
  background: var(--cyan);
  box-shadow: 4px 4px 0 var(--rail-blue);
}

.primary-action:not(:disabled):hover {
  border-color: var(--yellow);
  background: var(--yellow);
  box-shadow: 4px 4px 0 #856c13;
}

.primary-action:not(:disabled):active {
  translate: 3px 3px;
  box-shadow: 1px 1px 0 var(--rail-blue);
}

.secondary-action {
  border: 2px solid var(--rail-blue);
  color: var(--white);
  background: transparent;
}

.secondary-action:not(:disabled):hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.submission-status {
  display: grid;
  gap: 7px;
  margin-top: auto;
  padding: 12px;
  border-top: 2px solid var(--rail-blue);
  border-bottom: 2px solid var(--rail-blue);
}

.submission-status[data-state="error"] {
  border-color: var(--danger);
}

.submission-status[data-state="success"] {
  border-color: var(--green);
}

.status-code {
  color: var(--cyan);
  font-size: var(--type-sm);
}

.submission-status[data-state="error"] .status-code {
  color: var(--danger);
}

.submission-status[data-state="success"] .status-code {
  color: var(--green);
}

.share-panel {
  display: grid;
  gap: 8px;
  margin-top: 4px;
}

.share-url {
  width: 100%;
  min-height: 38px;
  padding: 8px 9px;
  border: 2px solid var(--rail-blue);
  border-radius: 0;
  color: var(--white);
  background: var(--void);
  font-size: var(--type-xs);
  text-transform: none;
}

.share-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.share-actions a,
.share-link-action {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 9px 10px;
  border: 2px solid var(--rail-blue);
  color: var(--white);
  background: transparent;
  font-family: var(--font-pixel);
  font-size: var(--type-2xs);
  font-weight: 400;
  line-height: 1.6;
  text-align: center;
  text-decoration: none;
}

.share-actions a:hover,
.share-link-action:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-footer {
  padding: 24px 2px 0;
  color: var(--muted);
}

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

@media (max-width: 880px) {
  .masthead {
    align-items: flex-start;
  }

  .workbench {
    grid-template-columns: 1fr;
  }

  .compose-panel {
    border-right: 0;
    border-bottom: 2px solid var(--rail-blue);
  }

  .control-rail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .rail-heading,
  .submission-status {
    grid-column: 1 / -1;
  }
}

@media (max-width: 600px) {
  :root {
    --page-pad: 10px;
    --cell-gap: 2px;
  }

  body {
    background: var(--void);
  }

  .editor-shell {
    padding-top: 16px;
  }

  .masthead {
    display: grid;
    gap: 18px;
  }

  .brand-mark {
    font-size: var(--type-brand-mobile);
  }

  .brand-subtitle {
    font-size: var(--type-xs);
  }

  .workbench {
    border-width: 1px;
    box-shadow: 4px 4px 0 var(--rail-shadow);
  }

  .compose-panel,
  .control-rail {
    padding: 18px 14px;
  }

  .panel-heading {
    display: grid;
    gap: 12px;
  }

  .block-count {
    justify-self: start;
  }

  .arena-frame {
    min-height: 360px;
    grid-template-rows: 28px minmax(0, 1fr) 54px;
    padding-inline: 8px;
    border-width: 4px;
  }

  .arena-frame::before {
    left: -4px;
  }

  .arena-frame::after {
    right: -4px;
  }

  .arena-frame::before,
  .arena-frame::after {
    width: 4px;
  }

  .grid-cell[data-value]:not([data-value="empty"]) {
    box-shadow:
      inset 0 2px 0 var(--brick-highlight),
      inset -2px -2px 0 var(--brick-shadow);
  }

  .palette-strip {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .palette {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .control-rail {
    display: flex;
  }

  .page-footer {
    align-items: flex-start;
    font-size: var(--type-xs);
  }
}

@media (max-width: 420px) {
  .palette {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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