:root {
  color-scheme: dark;
  --canvas: #111318;
  --surface: #171a21;
  --surface-raised: #1c2029;
  --code: #101218;
  --line: #303744;
  --line-strong: #465063;
  --text: #eceff4;
  --muted: #aeb7c8;
  --faint: #7f899c;
  --accent: #41b6e6;
  --accent-strong: #13a7dd;
  --accent-ink: #071016;
  --success: #24d18f;
  --danger: #ff6b7a;
  --danger-surface: #2a171d;
  font-family: "IBM Plex Sans", sans-serif;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background: var(--canvas);
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
select,
input {
  min-height: 36px;
}

button {
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  padding: 0 13px;
  color: var(--text);
  background: var(--surface-raised);
  cursor: pointer;
}

button:hover:not(:disabled) {
  border-color: var(--muted);
  background: #222733;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

.primary {
  border-color: var(--accent);
  color: var(--accent-ink);
  background: var(--accent-strong);
  font-weight: 700;
}

.primary:hover:not(:disabled) {
  border-color: #77d4f8;
  background: var(--accent);
}

.secondary {
  color: #d6dce8;
  background: var(--code);
}

.shell {
  width: min(1180px, calc(100vw - 48px));
  margin: 0 auto;
  padding: clamp(24px, 5vh, 56px) 0 32px;
}

.masthead {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 16px;
}

.brand {
  display: grid;
  gap: 5px;
}

h1 {
  margin: 0;
  font-size: 1.625rem;
  font-weight: 700;
  letter-spacing: 0;
}

.masthead-tools,
.status-line {
  display: flex;
  align-items: center;
}

.masthead-tools {
  gap: 16px;
}

.status-line {
  gap: 8px;
  color: var(--muted);
  font-size: 0.84rem;
}

.runtime-note,
.metric {
  color: var(--faint);
  font-size: 0.78rem;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--success);
}

.status-dot[data-state="busy"] {
  background: var(--accent);
}

.status-dot[data-state="error"] {
  background: var(--danger);
}

.status-dot[data-state="idle"] {
  background: var(--faint);
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(390px, 0.92fr);
  height: min(720px, calc(100dvh - 150px));
  min-height: 520px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.editor-pane {
  display: grid;
  grid-template-rows: 40px 1fr;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: var(--code);
}

.source-editor {
  height: 100%;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

.monaco-editor .kedi-runtime-error-line {
  background: rgb(243 139 168 / 9%);
  box-shadow: inset 2px 0 0 var(--danger);
}

.monaco-editor .kedi-runtime-error-glyph::before {
  display: block;
  width: 8px;
  height: 8px;
  margin: 7px auto 0;
  border: 2px solid var(--code);
  border-radius: 50%;
  background: var(--danger);
  box-shadow: 0 0 0 2px rgb(243 139 168 / 22%);
  content: "";
}

.monaco-editor .kedi-tip-glyph::before {
  display: block;
  width: 7px;
  height: 7px;
  margin: 8px auto 0;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 2px rgb(65 182 230 / 18%);
  content: "";
}

.run-pane {
  display: grid;
  grid-template-rows: auto auto auto auto auto minmax(240px, 1fr);
  min-width: 0;
  border-left: 1px solid var(--line);
}

.pane-heading {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border-bottom: 1px solid var(--line);
  color: var(--faint);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.editor-heading {
  justify-content: space-between;
  gap: 18px;
  padding-right: 8px;
}

.example-tabs {
  display: flex;
  align-self: stretch;
  gap: 2px;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.example-tabs::-webkit-scrollbar {
  display: none;
}

.example-tab {
  min-height: 39px;
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  padding: 0 9px;
  color: var(--faint);
  background: transparent;
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  white-space: nowrap;
}

.example-tab:hover:not(:disabled) {
  border-bottom-color: var(--line-strong);
  background: transparent;
  color: var(--text);
}

.example-tab.active {
  border-bottom-color: var(--accent);
  color: var(--text);
}

.run-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 62px;
  padding: 12px;
  border-bottom: 1px solid var(--line);
}

.actions {
  display: flex;
  gap: 8px;
}

.controls {
  border-bottom: 1px solid var(--line);
}

.control-tabs {
  display: flex;
  gap: 20px;
  min-height: 39px;
  padding: 0 12px;
  border-bottom: 1px solid var(--line);
}

.control-tab {
  min-height: 39px;
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  padding: 0 1px;
  color: var(--faint);
  background: transparent;
  font-size: 0.72rem;
  font-weight: 600;
}

.control-tab:hover:not(:disabled) {
  border-bottom-color: var(--line-strong);
  background: transparent;
}

.control-tab.active {
  border-bottom-color: var(--accent);
  color: var(--text);
}

.control-panel {
  padding: 14px 12px;
}

.run-controls-panel {
  display: grid;
  grid-template-columns: auto minmax(170px, 1fr);
  gap: 12px;
}

.model-settings-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 12px;
}

.settings-lock-note {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--faint);
  font-size: 0.74rem;
}

.model-settings-panel[data-locked="true"] .settings-grid,
.model-settings-panel[data-locked="true"] .settings-reset {
  opacity: 0.48;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.settings-reset {
  align-self: end;
}

.models-panel {
  max-height: 420px;
  padding: 0;
  overflow: auto;
}

.model-manager {
  display: grid;
  gap: 12px;
  padding: 14px 12px;
}

.model-manager + .model-manager {
  border-top: 1px solid var(--line);
}

.model-manager-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.model-manager-heading h2 {
  margin: 0;
  font-size: 0.82rem;
}

.model-manager-heading span,
.model-feedback {
  color: var(--faint);
  font-size: 0.68rem;
}

.model-form {
  display: grid;
  align-items: end;
  gap: 8px;
}

.byok-model-form {
  grid-template-columns: minmax(100px, 0.35fr) minmax(210px, 1fr) auto;
}

.browser-model-form {
  grid-template-columns: repeat(2, minmax(0, 1fr)) minmax(80px, 0.35fr) auto;
}

.model-file-field {
  grid-column: 1 / 3;
}

.model-feedback {
  min-height: 1em;
}

.model-feedback[data-state="error"] {
  color: var(--danger);
}

.model-feedback[data-state="success"] {
  color: var(--success);
}

.model-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.model-list:empty {
  display: none;
}

.model-list-row {
  display: grid;
  grid-template-columns: minmax(90px, 0.35fr) minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  border-bottom: 1px solid var(--line);
}

.model-list-label {
  font-size: 0.76rem;
  font-weight: 600;
}

.model-list-id {
  overflow: hidden;
  color: var(--faint);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.model-list-row button {
  min-height: 28px;
  border: 0;
  padding: 0 4px;
  color: var(--faint);
  background: transparent;
  font-size: 0.68rem;
}

.model-list-row button:hover:not(:disabled) {
  color: var(--danger);
  background: transparent;
}

.field,
.mode-group {
  display: grid;
  align-content: start;
  gap: 6px;
  min-width: 0;
}

.field > span,
.group-label {
  color: var(--faint);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.field input,
.field select,
.custom-env-row input {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 6px 9px;
  color: var(--text);
  background: var(--code);
}

.segmented {
  display: flex;
  width: fit-content;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  overflow: hidden;
}

.segmented label {
  position: relative;
  cursor: pointer;
}

.segmented input {
  position: absolute;
  opacity: 0;
}

.segmented span {
  display: block;
  min-height: 34px;
  padding: 7px 11px;
  border-right: 1px solid var(--line-strong);
  color: var(--muted);
  background: var(--code);
  white-space: nowrap;
}

.segmented label:last-child span {
  border-right: 0;
}

.segmented input:checked + span {
  color: var(--accent-ink);
  background: var(--accent);
  font-weight: 600;
}

.source-controls,
#byok-controls {
  grid-column: 1 / -1;
}

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

.model-download {
  min-width: 104px;
  font-weight: 600;
}

.model-download[data-state="download"] {
  border-color: var(--danger);
  color: #ffabb4;
  background: var(--danger-surface);
}

.model-download[data-state="download"]:hover:not(:disabled) {
  border-color: #ff9aa5;
  background: #341b22;
}

.model-download[data-state="downloaded"] {
  border-color: var(--accent);
  color: #9cdef7;
  background: #102734;
}

.model-download[data-state="downloaded"]:hover:not(:disabled) {
  border-color: #77d4f8;
  background: #153344;
}

.file-picker {
  display: flex;
  align-items: center;
  min-width: 0;
  gap: 10px;
}

.file-picker[data-active="true"] .file-button {
  border-color: var(--accent);
  color: #9cdef7;
  background: #102734;
}

.file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.file-button {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0 13px;
  color: #d6dce8;
  background: var(--code);
  cursor: pointer;
  white-space: nowrap;
}

.file-button:hover {
  border-color: var(--muted);
  background: #222733;
}

.file-input:focus-visible + .file-button {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.file-name {
  max-width: 190px;
  overflow: hidden;
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#byok-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.inline-note {
  grid-column: 1 / -1;
  justify-self: start;
  min-height: auto;
  border: 0;
  padding: 0;
  color: var(--accent);
  background: transparent;
  font-size: 0.7rem;
}

.inline-note:hover:not(:disabled) {
  color: #77d4f8;
  background: transparent;
}

#byok-controls select[data-active="true"] {
  border-color: var(--accent);
}

.progress-row {
  display: flex;
  align-items: center;
  min-height: 34px;
  padding: 7px 12px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
}

.tip-panel {
  display: grid;
  gap: 7px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--line);
  background: #141821;
}

.tip-panel-heading {
  color: var(--faint);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tip-list {
  display: grid;
  gap: 6px;
}

.tip-card {
  display: grid;
  gap: 3px;
  border-left: 2px solid var(--accent);
  padding: 7px 9px;
  color: var(--muted);
  background: #11151d;
  font-size: 0.72rem;
  line-height: 1.42;
}

.tip-card strong {
  color: #dce7f4;
  font-size: 0.7rem;
}

.fallback-notice {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  color: #d8ecf5;
  background: #102734;
  font-size: 0.72rem;
}

.fallback-notice strong {
  color: #9cdef7;
}

.result {
  position: relative;
  display: grid;
  grid-template-rows: 40px minmax(0, 1fr) auto;
  min-height: 0;
}

.execution-stream {
  display: grid;
  align-content: start;
  gap: 8px;
  min-height: 0;
  padding: 12px;
  overflow: auto;
  background: #151922;
}

.execution-card {
  display: grid;
  gap: 7px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 2px;
  padding: 9px 10px;
  color: #d9deea;
  background: #11151d;
}

.execution-card[data-state="error"] {
  border-color: #70313d;
  border-left-color: var(--danger);
  color: #ffb2bb;
  background: var(--danger-surface);
}

.execution-card[data-state="done"] {
  border-left-color: var(--success);
}

.execution-card.muted {
  border-left-color: var(--line-strong);
  color: var(--faint);
}

.execution-card-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 700;
}

.execution-card-kind {
  color: var(--faint);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.execution-card-body {
  overflow: auto;
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem;
  line-height: 1.48;
  white-space: pre-wrap;
}

textarea,
pre,
.error {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.84rem;
  line-height: 1.58;
}

textarea,
pre {
  width: 100%;
  min-height: 100%;
  margin: 0;
  border: 0;
  border-radius: 0;
  padding: 18px;
  color: #f1f3f8;
  background: transparent;
  white-space: pre-wrap;
  overflow: auto;
}

textarea {
  resize: none;
}

pre {
  color: #d9deea;
  background: #151922;
}

.stdin-form {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 8px;
  padding: 9px 11px;
  border-top: 1px solid var(--line);
  background: var(--code);
}

.stdin-label {
  color: var(--accent);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.stdin-form input {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 6px 9px;
  color: var(--text);
  background: #11151d;
  font-family: "IBM Plex Mono", monospace;
}

.error {
  position: absolute;
  inset: 48px 8px 8px;
  margin: 0;
  border: 1px solid #70313d;
  border-radius: 2px;
  padding: 12px;
  color: #ffb2bb;
  background: var(--danger-surface);
  white-space: pre-wrap;
  overflow: auto;
}

dialog {
  width: min(640px, calc(100vw - 28px));
  border: 1px solid var(--line-strong);
  border-radius: 3px;
  padding: 0;
  color: var(--text);
  background: var(--surface);
}

dialog::backdrop {
  background: rgb(4 6 10 / 0.72);
}

.dialog-header,
.dialog-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 16px;
}

.dialog-header {
  border-bottom: 1px solid var(--line);
}

.dialog-header h2 {
  margin: 0;
  font-size: 1rem;
}

.dialog-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  padding: 18px 16px;
}

.toggle-field {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  color: var(--muted);
}

.custom-env {
  grid-column: 1 / -1;
  display: grid;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.custom-env-heading,
.custom-env-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.custom-env-heading {
  justify-content: space-between;
  color: var(--faint);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.custom-env-row input {
  flex: 1;
}

.dialog-actions {
  border-top: 1px solid var(--line);
}

[hidden] {
  display: none !important;
}

@media (max-width: 880px) {
  .shell {
    width: min(100% - 24px, 760px);
    padding-top: 20px;
  }

  .workspace {
    height: auto;
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .editor-pane {
    min-height: 46vh;
  }

  .run-pane {
    min-height: 54vh;
    border-top: 1px solid var(--line);
    border-left: 0;
  }
}

@media (max-width: 620px) {
  .stdin-form {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .stdin-form button {
    grid-row: 2;
  }

  .masthead {
    align-items: start;
  }

  .runtime-note {
    display: none;
  }

  .run-controls-panel,
  .model-settings-panel,
  .settings-grid,
  .source-controls,
  .byok-model-form,
  .browser-model-form,
  #byok-controls {
    grid-template-columns: 1fr;
  }

  .model-file-field {
    grid-column: auto;
  }

  .model-list-row {
    grid-template-columns: minmax(80px, 0.4fr) minmax(0, 1fr) auto;
  }

  .dialog-body {
    grid-template-columns: 1fr;
  }

  .custom-env-row {
    align-items: stretch;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}