/* ============================================================
   Lernplattform Modul 31011 – Stylesheet
   ============================================================ */

:root {
  --primary:       #003560;
  --primary-light: #0f5f95;
  --primary-bg:    #e8f1f7;
  --accent:        #6b1f2b;
  --success:       #1e8449;
  --success-bg:    #d5f0de;
  --error:         #c0392b;
  --error-bg:      #fce8e6;
  --warning:       #d68910;
  --warning-bg:    #fef3cd;
  --neutral:       #5d6d7e;
  --neutral-bg:    #eaecee;
  --bg:            #f2f4f7;
  --card-bg:       #ffffff;
  --text:          #1c2833;
  --text-muted:    #626567;
  --border:        #d5d8dc;
  --radius:        8px;
  --shadow:        0 2px 8px rgba(0,0,0,0.08);
  --shadow-lg:     0 4px 16px rgba(0,0,0,0.12);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: linear-gradient(180deg, #edf1f4 0, var(--bg) 180px);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

/* ── Header ── */
header {
  background: #003560;
  color: #fff;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.header-inner,
.header-inner:link,
.header-inner:visited,
.header-inner:hover,
.header-inner:active {
  display: flex;
  align-items: baseline;
  gap: 12px;
  max-width: 860px;
  width: 100%;
  margin: 0 auto;
  height: 100%;
  color: #fff;
  text-decoration: none;
}

.header-inner:hover {
  opacity: 0.85;
}

header h1 {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.subtitle {
  font-size: 0.85rem;
  opacity: 0.75;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Main layout ── */
#app {
  max-width: 860px;
  margin: 0 auto;
  padding: 28px 20px 60px;
}

/* ── Screens ── */
.screen { display: none; }
.screen.active { display: block; }

/* ── App Navigation ── */
.app-nav {
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--border);
}

.nav-tab {
  appearance: none;
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: var(--radius) var(--radius) 0 0;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  padding: 10px 16px;
  position: relative;
  top: 1px;
}

.nav-tab:hover {
  background: var(--primary-bg);
  color: var(--primary);
}

.nav-tab.active {
  background: var(--card-bg);
  border-color: var(--border);
  color: var(--primary);
}

/* ── Cards ── */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}

.card h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--primary);
}

.card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--primary);
}

.quick-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.priority-panel {
  margin-top: 14px;
  padding: 12px 14px;
  border: 1px solid #c8d3dd;
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  background: #fbfcfd;
}

.priority-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.priority-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 2px;
}

.priority-row strong {
  display: block;
  font-size: 0.88rem;
  color: var(--text);
  line-height: 1.35;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  border: none;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s, opacity 0.15s;
  text-decoration: none;
  white-space: nowrap;
}

.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-primary   { background: var(--primary-light); color: #fff; }
.btn-primary:hover:not(:disabled)  { background: var(--primary); }

.btn-secondary { background: var(--neutral-bg); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover:not(:disabled) { background: var(--border); }

.btn-ghost     { background: transparent; color: var(--primary-light); border: 1px solid var(--primary-light); }
.btn-ghost:hover:not(:disabled) { background: var(--primary-bg); }

.btn-success   { background: var(--success); color: #fff; }
.btn-danger    { background: var(--error); color: #fff; }

/* ── Home Screen ── */
.topic-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.topic-card {
  background: var(--card-bg);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
  position: relative;
  min-height: 128px;
}

.topic-card:hover:not(.disabled) {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
  background: var(--primary-bg);
}

.topic-card.recommended {
  border-color: var(--accent);
  padding-bottom: 36px;
}

.topic-card.recommended::after {
  content: "Priorität";
  position: absolute;
  right: 14px;
  bottom: 10px;
  font-size: 0.66rem;
  font-weight: 800;
  color: var(--accent);
  text-transform: uppercase;
  text-align: right;
  line-height: 1;
  background: var(--card-bg);
  padding-left: 8px;
}

.topic-card.disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.topic-card .topic-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--primary);
  margin-bottom: 4px;
  padding-right: 28px;
}

.topic-card .topic-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.topic-card .topic-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--primary-light);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  min-width: 22px;
  padding: 2px 6px;
  border-radius: 20px;
  text-align: center;
}

.topic-card.disabled .topic-badge {
  background: var(--border);
  color: var(--text-muted);
}

.topic-card .topic-badge-progress {
  position: absolute;
  top: 36px;
  right: 10px;
  background: var(--success-bg);
  color: var(--success);
  font-size: 0.68rem;
  font-weight: 700;
  min-width: 22px;
  padding: 2px 6px;
  border-radius: 20px;
  text-align: center;
}

.hidden {
  display: none !important;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
}

.modal-box {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 24px;
  max-width: 400px;
  width: 100%;
  box-shadow: var(--shadow-lg);
}

.modal-box h3 {
  margin: 0 0 8px;
  color: var(--primary);
}

.modal-box p {
  margin: 0 0 18px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.progress-overview-empty {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-style: italic;
}

.progress-dashboard {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 12px;
}

.progress-stat {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  background: #f8fafc;
}

.progress-stat span {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 700;
}

.progress-stat strong {
  display: block;
  font-size: 1.25rem;
  color: var(--primary);
  line-height: 1.25;
}

.progress-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.progress-item:last-child { border-bottom: none; }

.progress-item-label {
  flex: 1;
  min-width: 180px;
}

.progress-item-label strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
}

.progress-item-label span {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.progress-item-bar {
  flex: 2;
  height: 8px;
  background: var(--neutral-bg);
  border-radius: 99px;
  overflow: hidden;
}

.progress-item-fill {
  height: 100%;
  border-radius: 99px;
  background: var(--primary-light);
  transition: width 0.4s ease;
}

.progress-item-pct {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-light);
  min-width: 38px;
  text-align: right;
}

.btn-reset-topic {
  padding: 6px 10px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.76rem;
}

.btn-reset-topic:hover {
  background: var(--error-bg);
  color: var(--error);
  border-color: var(--error-bg);
}

.recent-sessions {
  margin-top: 14px;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

.recent-sessions h4 {
  color: var(--primary);
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.recent-session-row {
  display: grid;
  grid-template-columns: minmax(120px, 1fr) 52px minmax(140px, auto);
  gap: 10px;
  align-items: center;
  padding: 7px 0;
  border-bottom: 1px solid var(--neutral-bg);
  font-size: 0.84rem;
}

.recent-session-row:last-child { border-bottom: none; }
.recent-session-row strong { color: var(--primary-light); text-align: right; }
.recent-session-row small { color: var(--text-muted); text-align: right; }

/* ── Exam Screen ── */
.exam-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.exam-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

#exam-topic {
  font-weight: 700;
  font-size: 1rem;
  color: var(--primary);
}

#exam-progress-text {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.exam-timer {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  background: var(--neutral-bg);
  padding: 4px 12px;
  border-radius: 6px;
}

.exam-timer.timer-warning {
  color: var(--error);
  background: var(--error-bg);
}

.progress-bar {
  height: 6px;
  background: var(--neutral-bg);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 20px;
}

.progress-fill {
  height: 100%;
  background: var(--primary-light);
  border-radius: 99px;
  transition: width 0.35s ease;
}

/* Question card */
.question-number {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.question-text {
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1.65;
  margin-bottom: 24px;
  white-space: pre-line;
}

/* Multiple choice / select options */
.options-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.option-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  user-select: none;
}

.option-item:hover { border-color: var(--primary-light); background: var(--primary-bg); }

.option-item.selected {
  border-color: var(--primary-light);
  background: var(--primary-bg);
}

.option-item input[type="radio"],
.option-item input[type="checkbox"] {
  margin-top: 2px;
  accent-color: var(--primary-light);
  width: 17px;
  height: 17px;
  flex-shrink: 0;
  cursor: pointer;
}

.option-label {
  font-size: 0.95rem;
  line-height: 1.5;
  cursor: pointer;
}

/* Fill number input */
.fill-number-group {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 4px;
}

.fill-number-input {
  width: 180px;
  padding: 10px 14px;
  font-size: 1.1rem;
  font-weight: 600;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.15s;
  text-align: right;
}

.fill-number-input:focus { border-color: var(--primary-light); }

.fill-number-unit {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
}

/* Structured answer inputs */
.booking-entry-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 160px;
  gap: 12px;
  align-items: end;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.field-group span,
.table-fill-row span {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
}

.text-input {
  width: 100%;
  min-height: 42px;
  padding: 9px 12px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font: inherit;
  outline: none;
  transition: border-color 0.15s;
}

.text-input:focus { border-color: var(--primary-light); }

.input-note {
  grid-column: 1 / -1;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-style: italic;
}

.table-fill {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.table-fill-row {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) 180px;
  gap: 12px;
  align-items: center;
}

.table-fill-input {
  text-align: right;
  font-weight: 600;
}

/* Multi-row booking table (Klausur booking entries) */
.booking-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.5rem;
  font-size: 0.93rem;
}

.booking-table th {
  background: var(--primary-bg);
  padding: 0.4rem 0.6rem;
  border: 1px solid var(--border);
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--primary);
  text-align: center;
}

.booking-table td {
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--border);
  vertical-align: middle;
  text-align: center;
}

.be-nr {
  font-weight: 700;
  color: var(--text-muted);
  white-space: nowrap;
  width: 4.5rem;
}

.be-an {
  font-weight: 700;
  color: var(--primary-light);
  width: 2rem;
}

.be-soll, .be-haben {
  width: 4.5rem;
  padding: 5px 7px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font: inherit;
  font-size: 0.9rem;
  text-align: center;
  outline: none;
  transition: border-color 0.15s;
}

.be-betrag {
  width: 6rem;
  padding: 5px 7px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font: inherit;
  font-size: 0.9rem;
  text-align: right;
  outline: none;
  transition: border-color 0.15s;
}

.be-soll:focus, .be-haben:focus, .be-betrag:focus {
  border-color: var(--primary-light);
}

.be-eur {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-left: 3px;
}

/* Open text */
.open-text-area {
  width: 100%;
  min-height: 140px;
  padding: 12px 16px;
  font-size: 0.95rem;
  line-height: 1.6;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  resize: vertical;
  font-family: inherit;
  transition: border-color 0.15s;
}

.open-text-area:focus { border-color: var(--primary-light); }

.open-text-hint {
  margin-top: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-style: italic;
}

.points-badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary-light);
  background: var(--primary-bg);
  border: 1px solid var(--primary-light);
  padding: 2px 8px;
  border-radius: 20px;
  margin-left: 10px;
  vertical-align: middle;
}

/* Exam navigation */
.exam-nav {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 4px;
}

/* ── Results Screen ── */
.results-header {
  text-align: center;
}

.score-display {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.score-circle {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 6px solid var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

#score-percent {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
}

.score-details {
  text-align: left;
}

.score-details p {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.score-details p:first-child {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}

.grade-table {
  display: grid;
  grid-template-columns: repeat(5, minmax(90px, 1fr));
  gap: 8px;
  margin-top: 18px;
}

.grade-row {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 9px;
  background: #f8fafc;
  text-align: left;
}

.grade-row span,
.grade-row em {
  display: block;
  font-size: 0.72rem;
  color: var(--text-muted);
  font-style: normal;
}

.grade-row strong {
  display: block;
  font-size: 1rem;
  color: var(--primary);
}

.grade-row.active {
  border-color: var(--primary-light);
  background: var(--primary-bg);
  box-shadow: inset 0 0 0 1px var(--primary-light);
}

/* Results list */
.results-list { display: flex; flex-direction: column; gap: 14px; }

.result-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-left: 5px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow);
}

.result-item.correct   { border-left-color: var(--success); }
.result-item.wrong     { border-left-color: var(--error); }
.result-item.skipped   { border-left-color: var(--warning); }
.result-item.open-text { border-left-color: var(--neutral); }

.result-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.result-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-correct  { background: var(--success-bg); color: var(--success); }
.badge-wrong    { background: var(--error-bg); color: var(--error); }
.badge-skipped  { background: var(--warning-bg); color: var(--warning); }
.badge-manual   { background: var(--neutral-bg); color: var(--neutral); }

.error-class-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
  background: var(--error-bg);
  color: var(--error);
}

.result-question {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
  white-space: pre-line;
}

.result-row {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.result-row strong { color: var(--text); }

.result-explanation {
  margin-top: 10px;
  padding: 10px 14px;
  background: var(--primary-bg);
  border-radius: 6px;
  font-size: 0.84rem;
  color: var(--text);
  white-space: pre-line;
}

details > summary {
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--primary-light);
  margin-top: 8px;
  user-select: none;
}

.results-nav {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}

/* ── Report Screen ── */
.report-preview {
  background: #1e1e1e;
  border-radius: var(--radius);
  padding: 20px;
  margin: 16px 0;
  max-height: 420px;
  overflow-y: auto;
}

.report-preview pre {
  color: #d4d4d4;
  font-family: 'Menlo', 'Monaco', 'Consolas', monospace;
  font-size: 0.8rem;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

.report-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.claude-hint {
  background: var(--warning-bg);
  border-left: 4px solid var(--warning);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 12px 16px;
  font-size: 0.88rem;
  line-height: 1.5;
}

.claude-hint a {
  color: var(--primary-light);
  font-weight: 600;
}

/* ── Embedded tools ── */
.tool-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.tool-header h2 {
  color: var(--primary);
  font-size: 1.25rem;
  margin-bottom: 3px;
}

.tool-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.embedded-tool {
  width: 100%;
  min-height: calc(100vh - 190px);
  height: 780px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

/* ── Responsive ── */
@media (max-width: 600px) {
  #app { padding: 16px 14px 48px; }
  .card { padding: 18px 16px; }
  .score-display { flex-direction: column; align-items: center; }
  .score-details { text-align: center; }
  .topic-list { grid-template-columns: 1fr 1fr; }
  .fill-number-input { width: 140px; }
  .exam-nav { flex-wrap: wrap; }
  .results-nav { flex-wrap: wrap; }
  .progress-dashboard { grid-template-columns: 1fr; }
  .priority-row { grid-template-columns: 1fr; }
  .grade-table { grid-template-columns: 1fr 1fr; }
  .progress-item { align-items: flex-start; flex-direction: column; }
  .progress-item-bar { width: 100%; flex: none; }
  .progress-item-pct { text-align: left; }
  .btn-reset-topic { align-self: flex-start; }
  .recent-session-row { grid-template-columns: 1fr auto; }
  .recent-session-row small { grid-column: 1 / -1; text-align: left; }
  .booking-entry-grid { grid-template-columns: 1fr; }
  .table-fill-row { grid-template-columns: 1fr; }
  .app-nav { overflow-x: auto; }
  .nav-tab { white-space: nowrap; }
  .tool-header { flex-direction: column; }
  .embedded-tool { height: 100vh; height: 100dvh; max-height: none; }
  .option-item input[type="radio"],
  .option-item input[type="checkbox"] { width: 22px; height: 22px; }
  .option-item { padding: 14px 16px; }
  .btn-reset-topic { padding: 10px 14px; min-height: 40px; }
}

@media (max-width: 480px) {
  .topic-list { grid-template-columns: 1fr; }
  .progress-item-label { min-width: 0; }
  .recent-session-row { grid-template-columns: 1fr; row-gap: 2px; }
  .recent-session-row strong,
  .recent-session-row small { text-align: left; grid-column: 1 / -1; }
  .fill-number-input { width: 120px; }
  .score-circle { width: 90px; height: 90px; }
  #score-percent { font-size: 1.5rem; }
}

@media (max-width: 380px) {
  .topic-list { grid-template-columns: 1fr; }
}

@media (max-width: 360px) {
  .card { padding: 14px 12px; }

  .booking-table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; white-space: nowrap; }
  .booking-table thead, .booking-table tbody, .booking-table tr { display: table; width: 100%; table-layout: fixed; }
  .be-nr   { width: 3.2rem; font-size: 0.85rem; }
  .be-an   { width: 1.6rem; font-size: 0.85rem; }
  .be-soll, .be-haben { width: 3.6rem; font-size: 0.85rem; padding: 5px 4px; }
  .be-betrag { width: 4.4rem; font-size: 0.85rem; padding: 5px 4px; }
  .be-eur { display: none; }

  .fill-number-input { width: 110px; }
}

/* ============================================================
   Kontenplan
   ============================================================ */

.kontenplan-search {
  width: 100%;
  padding: 10px 12px;
  font-size: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-sizing: border-box;
  margin-top: 10px;
}

.kontenplan-list {
  max-height: 60vh;
  overflow-y: auto;
}

.kontenplan-klasse {
  margin: 18px 0 6px;
  padding-bottom: 4px;
  border-bottom: 2px solid var(--primary-bg);
  color: var(--primary);
  font-size: 0.95rem;
}

.kontenplan-klasse:first-child {
  margin-top: 0;
}

.kontenplan-gruppe {
  margin: 10px 0 4px;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
}

.kontenplan-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 6px 4px;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
}

.kontenplan-row:last-child {
  border-bottom: none;
}

.kontenplan-nr {
  flex: 0 0 auto;
  min-width: 2.6rem;
  font-weight: 700;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}

.kontenplan-name {
  flex: 1 1 auto;
}

.kontenplan-position {
  flex: 0 0 auto;
  color: var(--text-muted);
  font-size: 0.8rem;
  text-align: right;
  white-space: nowrap;
}

.kontenplan-empty {
  color: var(--text-muted);
  font-style: italic;
  padding: 12px 4px;
}

.btn-small {
  padding: 6px 10px;
  font-size: 0.82rem;
}

.modal-box-large {
  max-width: 640px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  margin: 0;
}

@media (max-width: 480px) {
  .kontenplan-row { flex-wrap: wrap; }
  .kontenplan-position { flex-basis: 100%; text-align: left; }
}

/* ============================================================
   Aufgabenketten – bisherige Antworten dieser Sitzung
   ============================================================ */

.chain-history-list {
  max-height: 60vh;
  overflow-y: auto;
  margin-top: 10px;
}

.chain-history-item {
  padding: 10px 4px;
  border-bottom: 1px solid var(--border);
}

.chain-history-item:last-child {
  border-bottom: none;
}

.chain-history-label {
  font-weight: 700;
  color: var(--primary);
  font-size: 0.85rem;
  margin-bottom: 4px;
}

.chain-history-question {
  font-size: 0.88rem;
  color: var(--text-muted);
  white-space: pre-line;
  margin-bottom: 6px;
}

.chain-history-answer {
  font-size: 0.92rem;
  font-weight: 600;
}