/* Python-Werkbank — Styles.
   Design-Tokens (--ll-*) 1:1 aus der SQL-Werkbank (kanonische Quelle:
   Modellbauprototyp/app.html). Dark-Mode schaltet nur die --ll-*-Tokens um,
   die App-Tokens erben über var(--ll-*) automatisch. */

:root {
  color-scheme: light;
  --ll-canvas:        #E4EAE8;
  --ll-surface:       #FFFFFF;
  --ll-surface-2:     #EEF3F1;
  --ll-border:        #C2CFCA;
  --ll-border-strong: #AEBCB8;
  --ll-text:          #0F1A17;
  --ll-text-muted:    #566460;
  --ll-brand:         #0C8A5E;
  --ll-brand-hover:   #0A7550;
  --ll-brand-ink:     #FFFFFF;
  --ll-brand-soft:    #D6F0E4;
  --ll-danger:        #C0453E;
  --ll-danger-soft:   #FCE9E8;
  --ll-danger-border: #F1C6C3;

  --bg: var(--ll-canvas);
  --panel: var(--ll-surface);
  --ink: var(--ll-text);
  --muted: var(--ll-text-muted);
  --line: var(--ll-border);
  --accent: var(--ll-brand);
  --accent-dark: var(--ll-brand-hover);
  --active-bg: var(--ll-brand-soft);
  --btn-bg: var(--ll-surface);
  --btn-hover-border: var(--ll-border-strong);
  --code-bg: var(--ll-surface-2);
  --topbar-bg: rgba(255, 255, 255, 0.92);
  --shadow: 0 8px 22px rgba(15, 40, 33, 0.12), 0 1px 2px rgba(15, 26, 23, 0.06);

  /* Syntax-Farben des Editors, hell */
  --cm-keyword: #7C3AED;
  --cm-string:  #0C8A5E;
  --cm-number:  #B45309;
  --cm-comment: #6B7A76;
  --cm-def:     #2E6BD6;
  --cm-builtin: #2E6BD6;

  --mono: 'JetBrains Mono', "SFMono-Regular", "Consolas", "Liberation Mono", monospace;
  --sans: 'Hanken Grotesk', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --display: 'Space Grotesk', 'Hanken Grotesk', sans-serif;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --ll-canvas:        #090C0E;
  --ll-surface:       #1A2226;
  --ll-surface-2:     #212C31;
  --ll-border:        #33424A;
  --ll-border-strong: #45545B;
  --ll-text:          #EAEFEF;
  --ll-text-muted:    #8F9C9C;
  --ll-brand:         #16C08A;
  --ll-brand-hover:   #12A56E;
  --ll-brand-ink:     #04211B;
  --ll-brand-soft:    #123329;
  --ll-danger:        #F0837E;
  --ll-danger-soft:   #2A1618;
  --ll-danger-border: #4A2529;

  --topbar-bg: rgba(13, 17, 19, 0.92);
  --shadow: 0 14px 34px rgba(0, 0, 0, 0.62), inset 0 1px 0 rgba(255, 255, 255, 0.05);

  --cm-keyword: #C4A5FA;
  --cm-string:  #4FD6A8;
  --cm-number:  #F0BE63;
  --cm-comment: #7C8A90;
  --cm-def:     #6E9BF5;
  --cm-builtin: #6E9BF5;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.5;
}

.app {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

/* ===== Topbar ===== */
.topbar {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 10px 18px;
  background: var(--topbar-bg);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 20;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}

.app-logo { width: 40px; height: 40px; flex: 0 0 auto; display: block; }

.brand-text { display: flex; flex-direction: column; line-height: 1.15; }

.wordmark {
  font-family: var(--display);
  font-weight: 700;
  font-size: 21px;
  letter-spacing: -0.03em;
  line-height: 1;
  white-space: nowrap;
}
.wm-leicht { color: var(--ll-text); }
.wm-lernbar { color: var(--ll-brand); }
.wm-de { color: var(--ll-text-muted); }

.product {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* ===== Toolbar ===== */
.toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  flex-wrap: wrap;
}

.tool-group { display: flex; align-items: center; gap: 6px; }

.tsep { width: 1px; height: 24px; background: var(--line); }

.toolbar button {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--btn-bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.toolbar button:hover:not(:disabled) { border-color: var(--btn-hover-border); }
.toolbar button:disabled { opacity: 0.45; cursor: default; }

.toolbar button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--ll-brand-ink);
}
.toolbar button.primary:hover:not(:disabled) { background: var(--accent-dark); border-color: var(--accent-dark); }

.icon {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: 0 0 auto;
}

/* ===== Arbeitsfläche ===== */
.shell {
  flex: 1;
  display: flex;
  justify-content: center;
  padding: 16px 18px 8px;
  min-height: 0;
}

.workpane {
  width: 100%;
  max-width: 1040px;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

/* ----- Tabs ----- */
.tabbar {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  flex-wrap: wrap;
  padding: 0 4px;
}

.tab {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-bottom: none;
  border-radius: 9px 9px 0 0;
  background: var(--ll-surface-2);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12.5px;
  cursor: pointer;
  max-width: 220px;
}
.tab.active {
  background: var(--panel);
  color: var(--ink);
  font-weight: 600;
  position: relative;
}
/* Der aktive Tab verdeckt die Rahmenlinie des Editors darunter — Tab und
   Editor sollen wie ein Stück wirken. */
.tab.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 1px;
  background: var(--panel);
}
.tab-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tab-close {
  font-size: 15px;
  line-height: 1;
  padding: 0 2px;
  border-radius: 5px;
  color: var(--muted);
}
.tab-close:hover { background: var(--ll-danger-soft); color: var(--ll-danger); }

.tab-new {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 8px;
  margin-bottom: 1px;
  border: 1px solid transparent;
  border-radius: 9px;
  background: none;
  color: var(--muted);
  cursor: pointer;
}
.tab-new:hover { border-color: var(--line); color: var(--ink); background: var(--panel); }

/* ----- Editor ----- */
.editor-wrap {
  border: 1px solid var(--line);
  border-radius: 0 12px 12px 12px;
  background: var(--panel);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.CodeMirror {
  height: 260px;
  background: var(--panel);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.55;
  padding: 6px 0;
}
.CodeMirror-gutters {
  background: var(--panel);
  border-right: 1px solid var(--line);
}
.CodeMirror-linenumber { color: var(--muted); }
.CodeMirror-cursor { border-left: 2px solid var(--accent); }
.CodeMirror-selected { background: var(--active-bg); }
.CodeMirror-focused .CodeMirror-selected { background: var(--active-bg); }
.CodeMirror-activeline-background { background: transparent; }

.cm-s-default .cm-keyword  { color: var(--cm-keyword); font-weight: 600; }
.cm-s-default .cm-string   { color: var(--cm-string); }
.cm-s-default .cm-number   { color: var(--cm-number); }
.cm-s-default .cm-comment  { color: var(--cm-comment); font-style: italic; }
.cm-s-default .cm-def      { color: var(--cm-def); }
.cm-s-default .cm-builtin  { color: var(--cm-builtin); }
.cm-s-default .cm-operator { color: var(--ink); }
.cm-s-default .cm-variable { color: var(--ink); }
.cm-py-userfn { color: var(--cm-def); }

.bad-indent-line {
  background: var(--ll-danger-soft);
  box-shadow: inset 3px 0 0 var(--ll-danger);
}

/* ----- Zieh-Balken zwischen Editor und Konsole ----- */
.editor-resize {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 16px;
  cursor: ns-resize;
  touch-action: none;
}
.editor-resize span {
  width: 52px;
  height: 5px;
  border-radius: 3px;
  background: var(--ll-border-strong);
  opacity: 0.7;
}
.editor-resize:hover span { background: var(--accent); opacity: 1; }

/* ----- Konsole ----- */
.console-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 130px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.console-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 7px 14px;
  border-bottom: 1px solid var(--line);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.boot-status {
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
  color: var(--muted);
}
.boot-status.loading { color: var(--accent); }

.console {
  flex: 1;
  min-height: 90px;
  padding: 10px 14px;
  overflow: auto;
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.55;
  background: var(--code-bg);
  white-space: pre-wrap;
  word-break: break-word;
}

.out-msg { color: var(--ink); }
.out-info { color: var(--ink); }
.out-error { color: var(--ll-danger); }
.out-hint { color: var(--muted); }
.out-success { color: var(--accent); }

/* Eingabezeile für echtes input() */
.py-eingabezeile {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 2px 0;
}
.py-eingabe-prompt { color: var(--ink); white-space: pre-wrap; }
.py-eingabe-feld {
  flex: 1;
  min-width: 120px;
  padding: 3px 8px;
  border: 1px solid var(--accent);
  border-radius: 7px;
  background: var(--panel);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 13.5px;
}
.py-eingabe-feld:focus { outline: 2px solid var(--active-bg); }

/* ===== Footer ===== */
.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  max-width: 1040px;
  width: 100%;
  margin: 0 auto;
  padding: 8px 18px 14px;
  font-size: 12.5px;
  color: var(--muted);
}
.footer a { color: var(--muted); }
.footer .meta { white-space: nowrap; }

/* ===== Update-Hinweis ===== */
/* display: flex schlägt das hidden-Attribut (UA-Regel) — ohne diese Zeile
   stünde der Banner dauerhaft im Bild. */
.update-banner[hidden] { display: none; }

.update-banner {
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  box-shadow: var(--shadow);
  z-index: 50;
}
.update-banner button {
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--btn-bg);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 600;
  cursor: pointer;
}
.update-banner button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--ll-brand-ink);
}

/* ===== Umbruchpunkte, im Browser gemessen (28.08.): die Toolbar blieb
   mit Beschriftung bis ~780 px einzeilig; Beschriftungen verschwinden mit
   Puffer davor, damit nie eine zweite Zeile entsteht. ===== */
@media (max-width: 800px) {
  .toolbar .btn-label { display: none; }
  .toolbar .tool-group > button { padding: 8px 11px; }
  .toolbar .icon { width: 19px; height: 19px; }
}

/* ===== Schmale Bildschirme (iPad hochkant, Handy) ===== */
@media (max-width: 760px) {
  .shell { padding: 10px 10px 6px; }
  .footer { padding: 6px 12px 12px; }
  .product { display: none; }
}

/* ===== Spickzettel-Schublade ===== */
.hilfe-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(340px, 92vw);
  background: var(--panel);
  border-left: 1px solid var(--line);
  box-shadow: var(--shadow);
  z-index: 40;
  display: flex;
  flex-direction: column;
}
.hilfe-drawer[hidden] { display: none; }

.hilfe-kopf {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  font-family: var(--display);
}
.hilfe-kopf button {
  border: none;
  background: none;
  font-size: 20px;
  line-height: 1;
  color: var(--muted);
  cursor: pointer;
  border-radius: 6px;
  padding: 0 4px;
}
.hilfe-kopf button:hover { color: var(--ll-danger); background: var(--ll-danger-soft); }

.hilfe-inhalt { padding: 8px 16px 18px; overflow: auto; }
.hilfe-inhalt h3 {
  margin: 14px 0 6px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}
.ref-hint { font-weight: 400; text-transform: none; letter-spacing: 0; }

dl.ref {
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 12px;
  row-gap: 4px;
  align-items: baseline;
}
dl.ref dt { margin: 0; }
dl.ref dt code {
  font-family: var(--mono);
  font-size: 12.5px;
  background: var(--ll-surface-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1px 6px;
  white-space: nowrap;
}
dl.ref dd { margin: 0; font-size: 13px; color: var(--muted); }

.ref-label {
  margin: 9px 0 3px;
  font-size: 12.5px;
  font-weight: 600;
}

.hilfe-inhalt pre {
  margin: 0 0 6px;
  padding: 8px 10px;
  background: var(--code-bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.5;
  overflow-x: auto;
}

/* ===== Hilfe-Karten (Legende / Bedienung, Muster SQL-Werkbank) ===== */
.hilfe-karte {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 14px 12px;
  margin: 10px 0;
  background: var(--panel);
}
.hilfe-karte h3 { margin-top: 2px; }

.bed-zeile {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  align-items: center;
  margin: 8px 0;
  font-size: 13px;
}
.bed-icon {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--ll-surface-2);
}
.bed-icon svg { width: 22px; height: 22px; display: block; }
.bed-icon-strich svg {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ===== Dialoge (gemeinsamer Grundstil) ===== */
dialog {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  color: var(--ink);
  box-shadow: var(--shadow);
  padding: 18px;
  max-width: min(480px, 92vw);
  width: 100%;
}
dialog::backdrop { background: rgba(9, 12, 14, 0.5); }
dialog h2 {
  margin: 0 0 12px;
  font-family: var(--display);
  font-size: 17px;
}
dialog form { text-align: right; }
dialog form button {
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--btn-bg);
  color: var(--ink);
  font-weight: 600;
  cursor: pointer;
}
.auswahl-liste {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 50vh;
  overflow: auto;
  margin-bottom: 12px;
}
.auswahl-liste button {
  text-align: left;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--btn-bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.auswahl-liste button:hover { border-color: var(--accent); background: var(--active-bg); }
.aw-hint {
  display: block;
  font-size: 12px;
  color: var(--muted);
  font-weight: 400;
  margin-top: 1px;
}

/* ===== Toolbar-Inseln (Muster SQL-Werkbank): Gruppen mit gemeinsamem
   Rahmen, Trennstriche zwischen den Knöpfen ===== */
.toolbar { gap: 10px; }
.toolbar .tool-group {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--btn-bg);
  padding: 3px;
  gap: 0;
}
.toolbar .tool-group > button {
  border: none;
  background: none;
  border-radius: 8px;
}
.toolbar .tool-group > button + button {
  border-left: 1px solid var(--line);
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}
.toolbar .tool-group > button:not(:last-child) {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}
.toolbar .tool-group > button:hover:not(:disabled) { background: var(--active-bg); }
.toolbar .tool-group > button.primary {
  background: var(--accent);
  color: var(--ll-brand-ink);
  border-radius: 8px;
  margin-right: 3px;
}
.toolbar .tool-group > button.primary:hover:not(:disabled) { background: var(--accent-dark); }
.toolbar .tool-group > button.primary + button { border-left: none; }
.g-speed { padding: 3px 10px; }

/* ===== Einstellungs-Schublade ===== */
.set-reihe {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 9px 0;
  font-size: 13.5px;
}
.set-reihe select {
  padding: 5px 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--btn-bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 13.5px;
}
.set-reihe input[type="checkbox"] {
  width: 17px;
  height: 17px;
  accent-color: var(--accent);
  flex: 0 0 auto;
}

/* Schriftgröße des Editors aus den Einstellungen */
.CodeMirror { font-size: var(--cm-font-size, 14px); }

/* Theme-Umschalter farbig wie in der SQL-Werkbank: Mond kühl-blau im
   Light, Sonne golden im Dark (dort --ll-fk bzw. --ll-pk). */
#themeToggle { color: #2E6BD6; }
html[data-theme="dark"] #themeToggle { color: #E7A93C; }