/* ==========================================
   TOOLS
   Kleiner Werkzeugkasten: Taschenrechner, Focus Timer, Converter.
   Nutzt ausschließlich bestehende Design-Tokens (main.css) — keine
   neuen Farben, gleiche Radien/Schatten/Abstände wie der Rest von Nook.
========================================== */

.tools-subtitle {
  font-size: 13px;
  color: var(--text-3);
  margin-top: 4px;
}

.tools-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr 1fr;
  gap: 16px;
  align-items: start;
}

/* =========================
   GENERISCHE WERKZEUG-KARTE
========================= */

.tool-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.tool-card-header {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  row-gap: 6px;
  gap: 10px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}

.tool-card-icon {
  font-size: 17px;
  line-height: 1;
}

.tool-card-title {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text);
}

.tool-card-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex: 1;
}

/* =========================
   TASCHENRECHNER
========================= */

.calc-expression {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text-3);
  text-align: right;
  min-height: 16px;
  padding: 0 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.calc-display {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px 16px;
  text-align: right;
  font-family: var(--mono);
  font-size: 32px;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.calc-keys {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.calc-key {
  padding: 14px 0;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition);
  font-family: var(--font);
}
.calc-key:hover { background: var(--accent-soft); }
.calc-key:active { box-shadow: inset 0 1px 4px rgba(0,0,0,0.12); }

.calc-key--fn {
  background: var(--surface-3);
  color: var(--text-2);
}
.calc-key--fn:hover { background: var(--accent-soft); }

.calc-key--op {
  background: var(--sage-bg);
  color: var(--sage-dark);
  border-color: var(--sage-border);
}
.calc-key--op:hover { background: var(--sage-border); }
.calc-key--op.active { background: var(--sage); color: var(--sage-fg); }

.calc-key--eq {
  background: var(--sage);
  color: var(--sage-fg);
  border-color: var(--sage);
}
.calc-key--eq:hover { background: var(--sage-dark); }

.calc-key--zero { grid-column: span 2; }

.calc-history {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.calc-history-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 160px;
  overflow-y: auto;
}

.calc-history-item {
  text-align: right;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text-2);
  background: var(--surface-2);
  border: none;
  border-radius: var(--radius-sm);
  padding: 7px 10px;
  cursor: pointer;
  transition: background var(--transition);
}
.calc-history-item:hover { background: var(--accent-soft); }

.calc-history-empty {
  text-align: center;
  font-size: 12px;
  color: var(--text-3);
  padding: 8px 0;
}

.calc-history-clear {
  align-self: center;
  font-size: 11.5px;
  color: var(--text-3);
  padding: 4px 8px;
  transition: color var(--transition);
}
.calc-history-clear:hover { color: var(--text-2); }

/* =========================
   FOCUS TIMER
========================= */

.timer-ring-wrap {
  position: relative;
  width: 100%;
  max-width: 220px;
  margin: 4px auto 0;
  aspect-ratio: 1 / 1;
}

.timer-complete-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  padding: 28px 12px;
  background: var(--sage-bg);
  border: 1px solid var(--sage-border);
  border-radius: var(--radius);
}

.timer-complete-icon { font-size: 32px; line-height: 1; }
.timer-complete-title { font-size: 15px; font-weight: 600; color: var(--text); }
.timer-complete-sub { font-size: 13px; color: var(--text-2); }
.timer-complete-btn { margin-top: 8px; }

.tool-toggle-row {
  display: flex;
  justify-content: center;
  gap: 16px;
}

.timer-history {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.timer-history-summary {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: 12.5px;
  color: var(--text-2);
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
}
.timer-history-title {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
  margin-bottom: 2px;
}

.timer-history-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-height: 130px;
  overflow-y: auto;
}
.timer-history-item {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--text-3);
  padding: 3px 4px;
}
.timer-history-empty {
  text-align: center;
  font-size: 12px;
  color: var(--text-3);
  padding: 6px 0;
}

.timer-ring {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.timer-ring-bg {
  fill: none;
  stroke: var(--border);
  stroke-width: 10;
}

.timer-ring-fg {
  fill: none;
  stroke: var(--sage);
  stroke-width: 10;
  stroke-linecap: round;
  transition: stroke-dashoffset 900ms linear, stroke var(--transition);
}

.timer-ring-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.timer-time {
  font-family: var(--mono);
  font-size: 34px;
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.5px;
}

.timer-mode-pill {
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--sage-dark);
  background: var(--sage-bg);
  padding: 4px 12px;
  border-radius: 999px;
}

.timer-sessions {
  text-align: center;
  font-size: 12.5px;
  color: var(--text-3);
  background: var(--surface-2);
  border-radius: 999px;
  padding: 5px 12px;
  margin: 2px auto 0;
  width: fit-content;
}

.timer-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.timer-start-btn { min-width: 120px; text-align: center; }

.tool-settings-toggle {
  align-self: center;
  font-size: 12px;
  color: var(--text-3);
  padding: 4px 8px;
  transition: color var(--transition);
}
.tool-settings-toggle:hover { color: var(--text-2); }

.timer-settings {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}
.timer-settings.hidden { display: none; }

.timer-settings label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 12.5px;
  color: var(--text-2);
}

.timer-settings input {
  width: 64px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
  font-size: 13px;
  background: var(--bg);
  color: var(--text);
  text-align: center;
  outline: none;
}
.timer-settings input:focus {
  border-color: var(--sage);
  box-shadow: 0 0 0 3px var(--sage-bg);
}

/* =========================
   CONVERTER
========================= */

.conv-category-select {
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  font-size: 13px;
  background: var(--bg);
  color: var(--text);
  outline: none;
  font-family: var(--font);
  cursor: pointer;
}
.conv-category-select:focus {
  border-color: var(--sage);
  box-shadow: 0 0 0 3px var(--sage-bg);
}

.conv-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.conv-label {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
}

.conv-input-group {
  display: flex;
  gap: 8px;
}

.conv-input-group .modal-input { flex: 1; min-width: 0; }

.conv-unit-select {
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0 10px;
  font-size: 13px;
  background: var(--bg);
  color: var(--text);
  outline: none;
  font-family: var(--font);
  cursor: pointer;
  flex-shrink: 0;
  width: 84px;
}

.conv-swap-btn {
  align-self: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  background: var(--surface-2);
  color: var(--text-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.conv-swap-btn:hover { background: var(--accent-soft); color: var(--text); }
.conv-swap-btn:active { transform: rotate(180deg); }

.conv-example {
  text-align: center;
  font-size: 12px;
  color: var(--text-3);
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 9px 10px;
  font-family: var(--mono);
}

/* =========================
   GETEILT: MODUS-SCHALTER
   Segmented-Button-Gruppe für "einer von N Modi" — genutzt vom
   Focus Timer (Fokus/Kurze Pause/Lange Pause) und vom
   Datenübertragungsraten-Rechner (Zeit/Geschwindigkeit/Datenmenge).
========================= */

.tool-mode-group {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.tool-mode-btn {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-strong);
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-2);
  background: var(--surface-2);
  cursor: pointer;
  font-family: var(--font);
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}


/* =========================
   DATENÜBERTRAGUNGSRATEN-RECHNER
========================= */

.tool-card--wide { grid-column: 1 / -1; }

.dr-learn-switch {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.dr-learn-switch-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-2);
  white-space: nowrap;
}

.dr-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.dr-fields .conv-row.hidden { display: none; }

.dr-unit-select { width: 108px; }

/* =========================
   DR: ERGEBNIS / LERNMODUS-LAYOUT
   Bei aktivem Lernmodus: Ergebnis links ~1/3, Musterlösung rechts
   ~2/3 — der Lernbereich bekommt bewusst den meisten Platz. Bei
   deaktiviertem Lernmodus nimmt das Ergebnis die volle Breite ein
   (dr-layout--learn-off), unverändert wie zuvor.
========================= */

.dr-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 16px;
  align-items: start;
}

.dr-layout--learn-off { grid-template-columns: 1fr; }
.dr-layout--learn-off .dr-learn-col { display: none; }

.dr-result-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.dr-learn-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

/* =========================
   DR: KONTEXTBEZOGENE FORMELSAMMLUNG
   Nutzt den freien Platz unter der Ergebnis-Karte im Lernmodus.
   Klappt an Ort und Stelle auf/zu — kein Modal. Der Panel-Inhalt
   wird erst beim Öffnen gebaut und beim Schließen wieder geleert
   (keine unnötige DOM-Arbeit, solange das Panel zu ist).
========================= */

.dr-formula-inline-btn {
  width: 100%;
  justify-content: center;
}


.dr-formula-inline-panel {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 420px;
  overflow-y: auto;
}

/* =========================
   FORMELSAMMLUNG — INHALT
   Gemeinsam genutzt vom kontextbezogenen Panel und dem globalen
   Modal. dr-formula-sheet-section nutzt dieselbe Karten-Optik wie
   dr-learn-section (drSection-Helper) für ein einheitliches Bild.
========================= */

.dr-formula-sheet-section { background: var(--bg); }

.dr-formula-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}
.dr-formula-table th {
  text-align: left;
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-3);
  padding: 4px 6px;
  border-bottom: 1px solid var(--border);
}
.dr-formula-table td {
  padding: 5px 6px;
  color: var(--text-2);
  font-family: var(--mono);
  border-bottom: 1px solid var(--border);
}
.dr-formula-table tr:last-child td { border-bottom: none; }

.dr-formula-note {
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-2);
}
.dr-formula-note strong { color: var(--text); }

.dr-formula-formula-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.dr-formula-formula {
  font-family: var(--mono);
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text);
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 3px 9px;
}
.dr-formula-formula-desc { font-size: 11.5px; color: var(--text-3); }

.dr-formula-placeholder {
  text-align: center;
  padding: 18px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.dr-formula-placeholder-icon { font-size: 22px; }
.dr-formula-placeholder-title { font-size: 12.5px; color: var(--text-2); font-weight: 500; }
.dr-formula-placeholder-list {
  list-style: none;
  padding: 0;
  margin: 4px 0 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 11.5px;
  color: var(--text-3);
}
.dr-formula-placeholder-list li::before { content: '·'; margin-right: 6px; color: var(--border-strong); }

/* =========================
   FORMELSAMMLUNG — GLOBALES MODAL
   Links Navigation über alle Module (auch noch nicht umgesetzte,
   als Badge "bald" markiert), rechts der jeweilige Inhalt.
========================= */

.dr-formula-modal-body {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 14px;
  min-height: 340px;
  max-height: 60vh;
}

.dr-formula-nav {
  display: flex;
  flex-direction: column;
  gap: 3px;
  overflow-y: auto;
  border-right: 1px solid var(--border);
  padding-right: 12px;
}

.dr-formula-nav-item {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 9px;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  color: var(--text-2);
  text-align: left;
  cursor: pointer;
  font-family: var(--font);
  transition: background var(--transition), color var(--transition);
}
.dr-formula-nav-item:hover { background: var(--accent-soft); color: var(--text); }
.dr-formula-nav-item.active { background: var(--sage-bg); color: var(--sage-dark); font-weight: 600; }
.dr-formula-nav-icon { flex-shrink: 0; font-size: 13px; }
.dr-formula-nav-label { flex: 1; min-width: 0; }
.dr-formula-nav-badge {
  flex-shrink: 0;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-3);
  background: var(--surface-2);
  border-radius: 99px;
  padding: 2px 6px;
}

.dr-formula-content {
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow-y: auto;
  padding-right: 4px;
}

.dr-formula-content-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.dr-formula-content-icon { font-size: 17px; }
.dr-formula-content-title { font-size: 14.5px; font-weight: 700; color: var(--text); }

.dr-formula-content-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* =========================
   DR: LERNMODUS — MUSTERLÖSUNG
   Berufsschul-Aufbau: Gegeben → Gesucht → Formel → Formel
   umstellen → Einheiten umrechnen → Werte einsetzen → Berechnen
   → Ergebnis. Jeder Abschnitt eine eigene "Karteikarte", jede
   Umrechnungsstufe ein eigener Schritt mit eigener Warum-Box.
========================= */

.dr-learn-solution {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.dr-learn-section {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.dr-learn-section-head {
  display: flex;
  align-items: center;
  gap: 7px;
}

.dr-learn-section-icon { font-size: 14px; line-height: 1; }

.dr-learn-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-2);
}

.dr-learn-section-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.dr-learn-section--given, .dr-learn-section--search { background: var(--bg); }

.dr-learn-given-row, .dr-learn-search-line {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--mono);
  font-size: 13px;
}

.dr-learn-given-var, .dr-learn-search-var {
  font-weight: 700;
  color: var(--text);
  min-width: 14px;
}

.dr-learn-given-eq, .dr-learn-search-eq { color: var(--text-3); }
.dr-learn-given-val { color: var(--text-2); }

.dr-learn-formula {
  text-align: center;
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  padding: 4px 0;
}

.dr-learn-rearrange-why {
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--text-3);
}
.dr-learn-rearrange-why strong { color: var(--text-2); }

.dr-learn-chain-block + .dr-learn-chain-block {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--border);
}

.dr-learn-chain-label {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-3);
  margin-bottom: 6px;
}

.dr-learn-chain-step { padding: 6px 0; }
.dr-learn-chain-step + .dr-learn-chain-step { border-top: 1px dotted var(--border); }

.dr-learn-chain-eq {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text);
  text-align: center;
}

.dr-learn-chain-op { color: var(--text-3); font-size: 11.5px; flex-shrink: 0; }
.dr-learn-chain-result { font-weight: 600; }

.dr-learn-why {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--text-3);
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 7px 9px;
  margin-top: 4px;
}

.dr-learn-why-icon { flex-shrink: 0; font-size: 12px; }
.dr-learn-why strong { color: var(--text-2); }

.dr-learn-arrow { text-align: center; font-size: 12px; color: var(--text-3); }

.dr-learn-substitute-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.dr-learn-substitute-var {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.dr-learn-fraction {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
}

.dr-learn-fraction-num, .dr-learn-fraction-den {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text);
  padding: 0 4px;
  white-space: nowrap;
}

.dr-learn-fraction-line {
  width: 100%;
  height: 1px;
  background: var(--text-3);
  margin: 2px 0;
}

.dr-learn-math-line {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text);
  text-align: center;
}

.dr-learn-math-line--result { font-weight: 700; font-size: 14px; }

.dr-learn-section--result { background: var(--sage-bg); border-color: var(--sage-border); }

.dr-learn-result-value {
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--sage-dark);
  text-align: center;
}

.dr-learn-result-sub {
  font-size: 12px;
  color: var(--text-3);
  text-align: center;
}

.dr-result {
  background: var(--sage-bg);
  border: 1px solid var(--sage-border);
  border-radius: var(--radius);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}


.dr-result-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--sage-dark);
}

.dr-copy-btn { width: 26px; height: 26px; font-size: 13px; }

.dr-result-value {
  font-family: var(--mono);
  font-size: 26px;
  font-weight: 500;
  color: var(--text);
}

.dr-result-sub {
  font-size: 12px;
  color: var(--text-3);
  min-height: 16px;
}

.dr-result-unit {
  width: 140px;
  margin-top: 4px;
}

.dr-steps {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
}

.dr-step-line {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--text-2);
}

.dr-hints {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 11.5px;
  color: var(--text-3);
}

.dr-hints-title {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
  margin-bottom: 2px;
}

/* =========================
   NOTENMANAGER
   Ausbildungsjahre (Accordion) → Fächer (Karten) → Leistungen.
   Nutzt ausschließlich bestehende Tokens (main.css/style.css) —
   keine neuen Farben, gleiche Radien/Abstände wie der Rest von Nook.
========================= */

.noten-header-btn { margin-left: auto; }

.noten-years-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.noten-empty, .noten-empty-hint, .noten-subject-empty {
  text-align: center;
  font-size: 12.5px;
  color: var(--text-3);
  padding: 14px 0;
}

.noten-year-item {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.noten-year-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  cursor: pointer;
  transition: background var(--transition);
}
.noten-year-header:hover { background: var(--accent-soft); }

.noten-year-chevron {
  font-size: 9px;
  color: var(--text-3);
  width: 10px;
  flex-shrink: 0;
}

.noten-year-name {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.noten-year-meta {
  font-size: 11.5px;
  color: var(--text-3);
  flex-shrink: 0;
}

.noten-year-avg {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--sage-dark);
  background: var(--sage-bg);
  padding: 3px 10px;
  border-radius: 999px;
  flex-shrink: 0;
}

.noten-year-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}
.noten-year-actions .icon-btn { width: 24px; height: 24px; font-size: 11.5px; }

.noten-year-body {
  padding: 0 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.noten-year-body.collapsed { display: none; }

.noten-subject-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.noten-subject-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  min-width: 96px;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  font-family: var(--font);
}
.noten-subject-card:hover { border-color: var(--sage); background: var(--sage-bg); }

.noten-subject-name { font-size: 12.5px; font-weight: 600; color: var(--text); }
.noten-subject-avg { font-family: var(--mono); font-size: 14px; font-weight: 600; color: var(--sage-dark); }
.noten-subject-pending { font-size: 10px; font-weight: 600; color: var(--prio-1); }

/* ── Kategorien-Modal ── */
.noten-category-rows {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 260px;
  overflow-y: auto;
}
.noten-category-row { display: flex; gap: 8px; align-items: center; }
.noten-category-row .noten-cat-name { flex: 1; }
.noten-category-row .noten-cat-weight { width: 68px; text-align: center; flex-shrink: 0; }

/* ── Fach-Detailansicht + Leistungsliste ── */
.noten-detail-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}
.noten-detail-avg {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--sage-dark);
  background: var(--sage-bg);
  padding: 4px 12px;
  border-radius: 999px;
}
.noten-detail-actions { display: flex; gap: 6px; }

.noten-entry-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 320px;
  overflow-y: auto;
}

.noten-entry-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  font-size: 12.5px;
}
.noten-entry-date { width: 78px; flex-shrink: 0; font-family: var(--mono); font-size: 11.5px; color: var(--text-2); }
.noten-entry-cat { flex: 1; min-width: 0; color: var(--text-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.noten-entry-grade { width: 42px; flex-shrink: 0; text-align: right; font-family: var(--mono); font-weight: 600; color: var(--text); }
.noten-entry-weight { width: 30px; flex-shrink: 0; text-align: right; font-size: 11px; color: var(--text-3); }
.noten-entry-actions { display: flex; gap: 2px; flex-shrink: 0; }
.noten-entry-actions .icon-btn { width: 22px; height: 22px; font-size: 11px; }

.noten-badge-pending {
  display: inline-block;
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 5px;
  background: var(--prio-1-bg);
  color: var(--prio-1);
}

/* ── Zeugnisse (pro Ausbildungsjahr) ── */
.noten-reports-section { padding-top: 12px; border-top: 1px solid var(--border); display: flex; flex-direction: column; gap: 10px; }
.noten-reports-header { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.noten-reports-title { font-size: 12.5px; font-weight: 600; color: var(--text-2); }
.noten-reports-header-actions { display: flex; gap: 8px; margin-left: auto; }
.noten-reports-list { display: flex; flex-wrap: wrap; gap: 10px; }

.noten-report-card {
  flex: 1 1 320px;
  min-width: 260px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  transition: border-color var(--transition), background var(--transition);
}
.noten-report-card:hover { border-color: var(--sage); background: var(--sage-bg); }

.noten-report-card-head { display: flex; align-items: center; gap: 8px; }
.noten-report-card-icon { font-size: 13px; flex-shrink: 0; line-height: 1; }
.noten-report-card-name { font-size: 12.5px; font-weight: 600; color: var(--text); flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.noten-report-card-avg {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--sage-dark);
  background: var(--sage-bg);
  padding: 3px 10px;
  border-radius: 999px;
  flex-shrink: 0;
}
.noten-report-card-actions { display: flex; gap: 2px; flex-shrink: 0; }
.noten-report-card-actions .icon-btn { width: 22px; height: 22px; font-size: 11px; }

.noten-report-card-grades { display: flex; flex-wrap: wrap; align-items: baseline; gap: 5px 12px; }
.noten-report-grade-chip { display: inline-flex; align-items: baseline; gap: 5px; font-size: 12px; }
.noten-report-grade-subject { color: var(--text-3); }
.noten-report-grade-value { font-family: var(--mono); font-weight: 600; color: var(--text-2); }
.noten-report-grade-sep { color: var(--border-strong); font-size: 10px; align-self: center; }

/* ── Zeugnis-Modal: Notenliste je Fach ── */
.noten-report-grades { display: flex; flex-direction: column; gap: 8px; max-height: 260px; overflow-y: auto; }
.noten-report-grade-row { display: flex; align-items: center; gap: 8px; }
.noten-report-subject-name { flex: 1; min-width: 0; font-size: 12.5px; color: var(--text-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.noten-report-grade-input { width: 68px; text-align: center; flex-shrink: 0; }

/* ── Zeugnisse vergleichen ── */
.noten-compare-selects { display: flex; align-items: center; gap: 10px; }
.noten-compare-selects .modal-select { flex: 1; min-width: 0; }
.noten-compare-arrow { color: var(--text-3); font-size: 13px; flex-shrink: 0; }
.noten-compare-table { display: flex; flex-direction: column; gap: 6px; max-height: 320px; overflow-y: auto; }
.noten-compare-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 10px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  font-size: 12.5px;
}
.noten-compare-subject { color: var(--text-2); }
.noten-compare-values { font-family: var(--mono); font-weight: 600; color: var(--text); }
.noten-compare-row--total { background: var(--sage-bg); }
.noten-compare-row--total .noten-compare-subject { font-weight: 600; color: var(--text); }
.noten-compare-row--total .noten-compare-values { color: var(--sage-dark); }

/* =========================
   RESPONSIVE
========================= */

@media (max-width: 1180px) {
  .tools-grid { grid-template-columns: 1fr 1fr; }
  .tool-card:first-child { grid-column: 1 / -1; }
}

@media (max-width: 700px) {
  .tools-grid { grid-template-columns: 1fr; }
  .tool-card:first-child { grid-column: auto; }
}

@media (max-width: 860px) {
  .dr-layout { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .dr-fields { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .dr-learn-switch-label { display: none; }
  .dr-formula-global-btn-label { display: none; }
}

@media (max-width: 560px) {
  .dr-formula-modal-body { grid-template-columns: 1fr; }
  .dr-formula-nav { flex-direction: row; overflow-x: auto; border-right: none; border-bottom: 1px solid var(--border); padding-right: 0; padding-bottom: 10px; }
  .dr-formula-nav-item { flex-shrink: 0; }

  .noten-year-meta { display: none; }
  .noten-entry-cat { display: none; }
  .noten-entry-row { gap: 8px; }
  .noten-compare-selects { flex-direction: column; align-items: stretch; }
  .noten-compare-arrow { display: none; }
}