/* Mini-Kurse – Senioren-Design „Warm & Ruhig"
   Ersetzt style.css für zielgruppengerechte Kurse.
   Serif-Überschriften, warme Erdtöne, große Schrift, viel Ruhe. */

:root {
  --primary: #6b5c4d;
  --primary-dark: #5a4a3a;
  --primary-light: #e8dfd5;
  --primary-lighter: #8b7355;
  --primary-bg: #f5f0eb;
  --success: #7a9e6e;
  --error: #b5705a;
  --warning: #c9a96e;
  --bg: #f5f0eb;
  --card: #fffcf8;
  --text: #3a3330;
  --text-muted: #7a6e62;
  --text-light: #b0a090;
  --radius: 10px;
  --font-body: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-heading: Georgia, "Times New Roman", serif;
}

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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  font-size: 19px;
}

/* ── Folien-Container ───────────────────────── */

.slides {
  width: 100%;
  height: 100%;
  position: relative;
}

.slide {
  display: none;
  position: absolute;
  top: 2vh; left: 2vw;
  width: 96vw;
  height: 96vh;
  border-radius: 16px;
  background: var(--card);
  padding: 48px 80px 90px;
  overflow-y: auto;
  animation: fadeIn 0.4s ease;
  box-shadow: 0 2px 20px rgba(80,60,40,0.06);
}

.slide.active { display: flex; flex-direction: column; }

.slide .slide-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ── Titelfolie ─────────────────────────────── */

.slide.title-slide {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary), var(--primary-lighter));
  color: #faf6f0;
  text-align: center;
  justify-content: center;
  align-items: center;
}

.slide.title-slide .slide-content { justify-content: center; align-items: center; }

.slide.title-slide h1 {
  font-family: var(--font-heading);
  font-size: 2.8em;
  color: #faf6f0;
  margin-bottom: 16px;
  font-weight: 400;
  letter-spacing: -0.5px;
  text-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.slide.title-slide .subtitle {
  font-size: 1.25em;
  color: rgba(250,246,240,0.8);
  margin-bottom: 28px;
  font-style: italic;
  font-family: var(--font-heading);
}

.slide.title-slide .badge {
  background: rgba(255,255,255,0.15);
  color: #faf6f0;
  border: 1px solid rgba(255,255,255,0.25);
  padding: 8px 28px;
  border-radius: 30px;
  font-size: 0.85em;
  font-weight: 600;
  margin-bottom: 24px;
  display: inline-block;
}

.slide.title-slide .meta {
  color: rgba(250,246,240,0.5);
  font-size: 0.9em;
}

/* ── Typografie ─────────────────────────────── */

.slide h1 {
  font-family: var(--font-heading);
  font-size: 2em;
  color: var(--primary-dark);
  margin-bottom: 8px;
  font-weight: 400;
  line-height: 1.2;
}

.slide h2 {
  font-size: 1.1em;
  color: var(--primary);
  margin: 20px 0 10px 0;
  font-weight: 600;
}

.slide h3 {
  font-size: 1em;
  margin-bottom: 6px;
}

.slide p { margin-bottom: 14px; }

.slide .subtitle {
  font-size: 1.1em;
  color: var(--text-muted);
  margin-bottom: 22px;
}

.slide ul, .slide ol { margin: 8px 0 14px 28px; }
.slide li { margin-bottom: 10px; line-height: 1.6; }

/* ── Zwei-Spalten-Layout ────────────────────── */

.columns {
  display: flex;
  gap: 48px;
  align-items: flex-start;
}

.columns .col { flex: 1; }

/* ── Code-Blöcke ────────────────────────────── */

code {
  background: #ece6de;
  padding: 2px 8px;
  border-radius: 4px;
  font-family: "Fira Code", "Source Code Pro", Consolas, monospace;
  font-size: 0.88em;
}

pre {
  background: #3a3330;
  color: #f5f0eb;
  padding: 18px 22px;
  border-radius: var(--radius);
  overflow-x: auto;
  margin: 12px 0;
  font-size: 0.88em;
  line-height: 1.6;
}

pre code { background: none; padding: 0; color: inherit; }

.cmd { color: #c9b896; }
.arg { color: #a8c490; }
.cmt { color: #8a7e72; }
.str { color: #d4b87a; }

/* ── Passwort-Demo ─────────────────────────── */

.password-demo {
  background: #3a3330;
  color: #f5f0eb;
  padding: 18px 24px;
  border-radius: var(--radius);
  margin: 12px 0;
  font-family: "Fira Code", Consolas, monospace;
  font-size: 1.25em;
  text-align: center;
  letter-spacing: 1.5px;
}

.password-demo .label {
  display: block;
  font-size: 0.48em;
  color: #a09080;
  letter-spacing: 0;
  margin-bottom: 6px;
  font-family: var(--font-body);
}

.password-demo .bad { color: #c47a6a; text-decoration: line-through; }
.password-demo .good { color: #8ab87a; }

/* ── Diagramme ──────────────────────────────── */

.diagram { text-align: center; margin: 20px 0; }
.diagram svg { max-width: 90%; height: auto; max-height: 50vh; margin: 0 auto; display: block; }

/* ── Karten: Warnung, Gefahr, Sicher ──────── */

.warning-card {
  background: #fdf6ee;
  border: 1px solid #e0cdb5;
  border-left: 4px solid var(--warning);
  border-radius: var(--radius);
  padding: 18px 22px;
  margin: 12px 0;
}
.warning-card h3 { color: #8a6d3b; }
.warning-card p { font-size: 0.93em; margin-bottom: 4px; }

.danger-card {
  background: #fdf2ef;
  border: 1px solid #e0c4ba;
  border-left: 4px solid var(--error);
  border-radius: var(--radius);
  padding: 18px 22px;
  margin: 12px 0;
}
.danger-card h3 { color: #8b4a35; }
.danger-card p { font-size: 0.93em; margin-bottom: 4px; }

.safe-card {
  background: #f2f7f0;
  border: 1px solid #c5d9be;
  border-left: 4px solid var(--success);
  border-radius: var(--radius);
  padding: 18px 22px;
  margin: 12px 0;
}
.safe-card h3 { color: #4a6b3e; }
.safe-card p { font-size: 0.93em; margin-bottom: 4px; }

/* ── Info/Tipp-Boxen ────────────────────────── */

.info-box {
  background: var(--primary-bg);
  border-left: 3px solid var(--text-light);
  padding: 14px 20px;
  border-radius: 0 8px 8px 0;
  margin: 14px 0;
  font-size: 0.93em;
}

.info-box.analogy {
  background: #fdf6ee;
  border-left-color: var(--warning);
}

.info-box .icon { font-size: 1.1em; margin-right: 6px; }

/* ── Zurück-Button ──────────────────────────── */

.back-link {
  position: fixed;
  top: calc(2vh + 14px);
  left: calc(2vw + 18px);
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: rgba(255,252,248,0.92);
  color: var(--primary-dark);
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  backdrop-filter: blur(6px);
  box-shadow: 0 2px 8px rgba(80,60,40,0.1);
  transition: background 0.2s, box-shadow 0.2s;
}

.back-link:hover { background: var(--card); box-shadow: 0 2px 12px rgba(80,60,40,0.18); }
.back-link .back-arrow { font-size: 1rem; }

/* ── Navigation (fest am unteren Rand) ──────── */

.nav-bar {
  position: fixed;
  bottom: 2vh;
  left: 2vw;
  right: 2vw;
  display: flex;
  align-items: center;
  padding: 14px 40px;
  background: rgba(255,252,248,0.95);
  backdrop-filter: blur(8px);
  border-top: 1px solid #e8e0d5;
  border-radius: 0 0 16px 16px;
  z-index: 100;
  gap: 12px;
}

.nav-btn {
  background: var(--primary);
  color: #faf6f0;
  border: none;
  padding: 10px 28px;
  border-radius: 8px;
  font-size: 0.92em;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

.nav-btn:hover { background: var(--primary-dark); }
.nav-btn:disabled { background: #ccc; cursor: not-allowed; }

.nav-btn.secondary {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.nav-btn.secondary:hover { background: var(--primary-bg); }
.nav-btn.secondary:disabled { border-color: #ccc; color: #ccc; }

.progress-dots { display: flex; gap: 10px; order: 1; }

.btn-prev { order: 3; }
.btn-next { order: 4; }

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #d5cdc0;
  transition: all 0.3s;
}

.dot.active { background: var(--primary); transform: scale(1.2); }
.dot.done { background: var(--success); }

.slide-counter {
  color: var(--text-light);
  font-size: 0.85em;
  font-weight: 600;
  order: 2;
  margin-right: auto;
}

/* ── Quiz ───────────────────────────────────── */

.quiz-question { margin-bottom: 24px; }

.quiz-question h3 {
  font-size: 1em;
  margin-bottom: 10px;
  color: var(--text);
  font-family: var(--font-body);
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.quiz-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: #f8f5f0;
  border: 2px solid #e8e0d5;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.92em;
}

.quiz-option:hover { border-color: var(--primary-light); background: var(--primary-bg); }
.quiz-option.selected { border-color: var(--primary); background: var(--primary-bg); }
.quiz-option.correct { border-color: var(--success); background: #f2f7f0; }
.quiz-option.wrong { border-color: var(--error); background: #fdf2ef; }
.quiz-option input[type="radio"] { display: none; }

.quiz-radio {
  width: 18px; height: 18px;
  border: 2px solid #ccc;
  border-radius: 50%;
  flex-shrink: 0;
  position: relative;
}

.quiz-option.selected .quiz-radio { border-color: var(--primary); }
.quiz-option.selected .quiz-radio::after {
  content: ""; width: 8px; height: 8px;
  background: var(--primary); border-radius: 50%;
  position: absolute; top: 3px; left: 3px;
}
.quiz-option.correct .quiz-radio { border-color: var(--success); }
.quiz-option.correct .quiz-radio::after { background: var(--success); }

.quiz-result {
  text-align: center;
  padding: 20px;
  border-radius: var(--radius);
  margin-top: 16px;
  display: none;
}

.quiz-result.show { display: block; }
.quiz-result .score { font-size: 1.8em; font-weight: 700; font-family: var(--font-heading); }
.quiz-result.good { background: #f2f7f0; }
.quiz-result.good .score { color: var(--success); }
.quiz-result.ok { background: #fdf6ee; }
.quiz-result.ok .score { color: var(--warning); }
.quiz-result.bad { background: #fdf2ef; }
.quiz-result.bad .score { color: var(--error); }

/* ── Interaktive Übungen ───────────────────── */

.exercise-box {
  background: var(--primary-bg);
  border: 2px solid var(--primary);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin: 16px 0;
}

.exercise-title {
  font-size: 0.95em;
  color: var(--primary-dark);
  margin-bottom: 12px;
}

.exercise-item {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.exercise-code {
  background: #3a3330;
  color: #f5f0eb;
  padding: 8px 14px;
  border-radius: 6px;
  font-family: "Fira Code", Consolas, monospace;
  font-size: 0.88em;
  white-space: nowrap;
}

.exercise-blank {
  background: rgba(255,255,255,0.15);
  border: 2px dashed rgba(255,255,255,0.4);
  border-radius: 4px;
  color: #f5f0eb;
  font-family: inherit;
  font-size: inherit;
  padding: 2px 6px;
  text-align: center;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}

.exercise-blank::placeholder { color: rgba(255,255,255,0.3); }
.exercise-blank:focus { border-color: var(--primary-lighter); background: rgba(255,255,255,0.2); }
.exercise-blank.correct { border-color: var(--success); background: rgba(122,158,110,0.25); border-style: solid; }
.exercise-blank.wrong { border-color: var(--error); background: rgba(181,112,90,0.15); border-style: solid; }

.exercise-hint { font-size: 0.8em; color: var(--text-muted); font-style: italic; }
.exercise-feedback { font-size: 1.1em; font-weight: 700; min-width: 18px; }
.exercise-feedback.correct { color: var(--success); }
.exercise-feedback.wrong { color: var(--error); }

/* ── CTA ────────────────────────────────────── */

.cta-box {
  text-align: center;
  padding: 28px 32px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: var(--radius);
  color: #faf6f0;
  margin-top: 20px;
}

.cta-box h2 { color: #faf6f0; margin-bottom: 10px; font-family: var(--font-heading); font-weight: 400; }
.cta-box p { color: rgba(250,246,240,0.85); margin-bottom: 16px; }

.cta-btn {
  display: inline-block;
  background: #faf6f0;
  color: var(--primary-dark);
  padding: 12px 32px;
  border-radius: 8px;
  font-size: 1em;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s;
}

.cta-btn:hover { transform: translateY(-2px); }

/* ── Spezial-Elemente (Senioren-Kurse) ────── */

.checklist {
  list-style: none;
  margin-left: 0 !important;
  padding: 0;
}

.checklist li {
  padding: 10px 14px;
  background: #f8f5f0;
  border-radius: 8px;
  margin-bottom: 8px;
  border-left: 4px solid var(--primary);
}

.checklist li strong { color: var(--primary-dark); }

.example-box {
  background: #f8f5f0;
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 14px 0;
  border: 1px solid #e8e0d5;
}

.example-box .label {
  display: inline-block;
  background: var(--primary);
  color: #faf6f0;
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 0.8em;
  font-weight: 600;
  margin-bottom: 10px;
}

.scam-scenario {
  background: var(--card);
  border: 1px solid #e8e0d5;
  border-radius: var(--radius);
  padding: 18px 22px;
  margin: 12px 0;
}
.scam-scenario .scam-title { font-weight: 700; font-size: 1em; margin-bottom: 6px; color: var(--text); }
.scam-scenario .scam-how { font-size: 0.92em; color: var(--text-muted); margin-bottom: 8px; padding-left: 14px; border-left: 3px solid var(--warning); }
.scam-scenario .scam-tip { font-size: 0.92em; color: #4a6b3e; font-weight: 600; }

.phone-bubble {
  background: #f2f7f0;
  border-radius: 12px 12px 12px 0;
  padding: 14px 18px;
  margin: 10px 0;
  max-width: 85%;
  font-size: 0.95em;
  line-height: 1.5;
}
.phone-bubble.incoming {
  background: var(--card);
  border: 1px solid #e8e0d5;
  border-radius: 12px 12px 0 12px;
  margin-left: auto;
}
.phone-bubble .sender { font-weight: 700; font-size: 0.85em; margin-bottom: 4px; color: var(--primary-dark); }

.emergency-box {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #faf6f0;
  border-radius: var(--radius);
  padding: 22px 28px;
  margin: 16px 0;
}
.emergency-box h3 { color: #faf6f0; font-size: 1.1em; margin-bottom: 10px; }
.emergency-box p { color: rgba(250,246,240,0.9); margin-bottom: 8px; font-size: 0.95em; }
.emergency-box strong { color: #faf6f0; }
.emergency-box .phone-number { font-size: 1.6em; font-weight: 700; letter-spacing: 2px; margin: 6px 0; font-family: var(--font-heading); }

.method-box {
  background: var(--card);
  border: 2px solid var(--primary-light);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 14px 0;
}
.method-box h3 { color: var(--primary-dark); font-size: 1.05em; margin-bottom: 10px; }
.method-box .step { display: flex; align-items: baseline; gap: 10px; margin-bottom: 8px; }
.method-box .step-num {
  background: var(--primary);
  color: #faf6f0;
  width: 28px; height: 28px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.85em; flex-shrink: 0;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
  font-size: 0.92em;
}
.comparison-table th {
  background: var(--primary-bg);
  color: var(--primary-dark);
  padding: 10px 14px;
  text-align: left;
  border-bottom: 2px solid var(--primary-light);
}
.comparison-table td {
  padding: 10px 14px;
  border-bottom: 1px solid #e8e0d5;
}
.comparison-table tr:nth-child(even) td { background: #faf8f4; }

.step-card {
  background: var(--card);
  border: 2px solid var(--primary-light);
  border-radius: var(--radius);
  padding: 18px 22px;
  margin: 14px 0;
}
.step-card h3 { color: var(--primary-dark); font-size: 1.05em; margin-bottom: 8px; }
.step-card p { margin-bottom: 6px; font-size: 0.95em; }
.step-card .path {
  background: var(--primary-bg);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.9em;
  display: inline-block;
  margin: 4px 0;
  font-weight: 600;
  color: var(--primary-dark);
}

.phone-screen {
  background: #3a3330;
  border-radius: 16px;
  padding: 16px 20px;
  margin: 14px 0;
  color: #f5f0eb;
}
.phone-screen h4 { color: #f5f0eb; font-size: 0.95em; margin-bottom: 10px; }
.phone-screen .setting-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  font-size: 0.92em;
}
.phone-screen .toggle-on {
  background: var(--success);
  padding: 3px 14px;
  border-radius: 20px;
  font-size: 0.8em;
  font-weight: 600;
}
.phone-screen .toggle-off {
  background: #666;
  padding: 3px 14px;
  border-radius: 20px;
  font-size: 0.8em;
  font-weight: 600;
}

.permission-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 14px 0;
}
.perm-item {
  background: #f8f5f0;
  border-radius: 8px;
  padding: 12px 16px;
  border-left: 4px solid #d5cdc0;
  font-size: 0.92em;
}
.perm-item.ok { border-left-color: var(--success); }
.perm-item.warn { border-left-color: var(--warning); }
.perm-item.bad { border-left-color: var(--error); }
.perm-item .perm-name { font-weight: 700; margin-bottom: 2px; }
.perm-item .perm-desc { font-size: 0.88em; color: var(--text-muted); }

/* ── Responsive ─────────────────────────────── */

@media (max-width: 900px) {
  .slide { padding: 32px 28px 80px; }
  .slide h1 { font-size: 1.5em; }
  .slide.title-slide h1 { font-size: 2.2em; }
  .columns { flex-direction: column; gap: 20px; }
  pre { font-size: 0.8em; padding: 14px; }
  .nav-bar { padding: 10px 20px; }
  .permission-grid { grid-template-columns: 1fr; }
}

@media (max-height: 600px) {
  .slide { padding: 24px 48px 70px; }
  .slide h1 { font-size: 1.4em; }
  .info-box { padding: 10px 14px; font-size: 0.88em; }
  pre { padding: 12px; font-size: 0.82em; }
}

/* ── Print ──────────────────────────────────── */

@media print {
  html, body { overflow: visible; height: auto; }
  .slide {
    display: block !important;
    position: relative;
    height: auto;
    min-height: 100vh;
    page-break-after: always;
    box-shadow: none;
  }
  .nav-bar { display: none; }
  .back-link { display: none; }
}