:root{--primary-blue: #0056b3;--ice-blue: #eff3f8;--dark-text: #0f172a;--slate-text: #1e293b;--muted-text: #64748b;--pale-gray: #94a3b8;--light-gray: #cbd5e1;--border-color: #e2e8f0;--bg-main: #f1f5f9;--text-xs: .6875rem;--text-sm: .8125rem;--text-base: .9rem;--text-md: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem}*,*:before,*:after{box-sizing:border-box}.app-container{min-height:100vh;background-color:var(--bg-main);font-family:Segoe UI,Helvetica Neue,Arial,sans-serif;font-size:var(--text-base)}.flag-line{display:flex;height:4px;border-radius:2px;overflow:hidden;width:100%}.flag-black{flex:1;background:#1a1a1a}.flag-red{flex:1;background:#d00}.flag-yellow{flex:1;background:#ffce00}.btn-play{background:var(--primary-blue);border:none;cursor:pointer;color:#fff;padding:.25rem .75rem;border-radius:1.25rem;display:inline-flex;align-items:center;gap:.3125rem;font-size:var(--text-xs);font-family:inherit;font-weight:600}.btn-aud{background:none;border:1.5px solid var(--primary-blue);cursor:pointer;color:var(--primary-blue);padding:.2rem .625rem;border-radius:1.25rem;display:inline-flex;align-items:center;gap:.25rem;font-size:var(--text-xs);font-family:inherit;font-weight:600;white-space:nowrap;flex-shrink:0}.btn-aud.solid{background:var(--primary-blue);color:#fff}.sec-hdr{margin-bottom:1.375rem}.sec-hdr-top{display:flex;align-items:center;gap:.625rem}.sec-hdr-icon{font-size:var(--text-xl)}.sec-hdr-title{margin:0;font-size:var(--text-xl);font-weight:800;color:var(--dark-text);font-family:Georgia,serif}.sec-hdr-sub{margin:.25rem 0 0 2rem;color:var(--muted-text);font-size:var(--text-xs)}.sec-hdr-line{height:3px;background:linear-gradient(90deg,var(--primary-blue),transparent);border-radius:2px;margin-top:.75rem;width:7.5rem}.fallakte-card{background:#fff;border-radius:.875rem;border:1.5px solid #dbeafe;box-shadow:0 2px 12px #0056b310;padding:1.5rem 1.375rem;margin-bottom:1.125rem}.patient-label{background:#eff6ff;color:var(--primary-blue);border-radius:.5rem;padding:.3125rem .8125rem;font-weight:700;font-size:var(--text-sm);display:inline-block;margin-bottom:1rem}.fallakte-list{list-style:none;padding:0;margin:0}.fallakte-item{display:flex;gap:.625rem;padding:.5625rem 0;border-bottom:1px solid #f1f5f9}.fallakte-item:last-child{border-bottom:none}.fallakte-bullet{color:var(--primary-blue);font-weight:700;font-size:var(--text-md);margin-top:1px}.fallakte-text{color:var(--slate-text);font-size:var(--text-base);line-height:1.6}.roentgen-box{background:#fffbeb;border-radius:.75rem;border:1.5px solid #fde68a;padding:1rem 1.25rem}.roentgen-hdr{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem}.roentgen-title{font-weight:700;color:#92400e;font-size:var(--text-base)}.roentgen-desc{margin:0;color:#78350f;font-size:var(--text-base);line-height:1.6}.vok-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.875rem}@media (max-width: 600px) and (orientation: portrait){.vok-grid{grid-template-columns:1fr}}@media (max-width: 600px) and (orientation: landscape){.vok-grid{grid-template-columns:repeat(2,1fr)}}.vok-card{background:#fff;border-radius:.75rem;border:1.5px solid var(--border-color);padding:.875rem 1rem;cursor:pointer;transition:all .22s;display:flex;flex-direction:column;gap:.375rem}.vok-card.flipped{background:#eff6ff;border-color:var(--primary-blue)}.vok-tts-row{display:flex;justify-content:flex-end}.vok-term{font-weight:800;font-size:var(--text-md);color:var(--dark-text);font-family:Georgia,serif;line-height:1.3}.vok-card.flipped .vok-term{font-size:var(--text-base);color:var(--primary-blue)}.vok-en{color:var(--pale-gray);font-size:var(--text-xs);font-style:italic}.vok-hint{color:var(--light-gray);font-size:var(--text-xs)}.vok-def-box{background:#fff;border-radius:.5rem;padding:.625rem .75rem;border:1px solid #bfdbfe;margin-top:.25rem}.vok-def-text{color:var(--slate-text);font-size:var(--text-base);line-height:1.6}.dialog-container{display:flex;flex-direction:column;gap:.75rem}.dialog-row{display:flex;gap:.625rem;align-items:flex-end}.dialog-row.patient{flex-direction:row-reverse}.dialog-avatar{width:2.25rem;height:2.25rem;border-radius:50%;background:#64748b;display:flex;align-items:center;justify-content:center;color:#fff;font-size:var(--text-sm);font-weight:700;flex-shrink:0}.dialog-avatar.zahnarzt{background:var(--primary-blue)}.dialog-content{max-width:75%}.dialog-role{font-size:var(--text-xs);color:var(--pale-gray);margin-bottom:.25rem;font-weight:600}.dialog-row.zahnarzt .dialog-role{text-align:left}.dialog-row.patient .dialog-role{text-align:right}.dialog-bubble{background:#f8fafc;border:1.5px solid var(--border-color);border-radius:.875rem .25rem .875rem .875rem;padding:.625rem .875rem;font-size:var(--text-base);color:var(--slate-text);line-height:1.6}.dialog-row.zahnarzt .dialog-bubble{background:#eff6ff;border-color:#bfdbfe;border-radius:.25rem .875rem .875rem}.dialog-play-wrap{margin-top:.3125rem;display:flex}.dialog-row.zahnarzt .dialog-play-wrap{justify-content:flex-start}.dialog-row.patient .dialog-play-wrap{justify-content:flex-end}.arztbrief-container{background:#fff;border-radius:.875rem;border:1.5px solid var(--border-color);overflow:hidden}.arztbrief-hdr{background:#f8fafc;border-bottom:1px solid var(--border-color);padding:.75rem 1.375rem;display:flex;align-items:center;gap:.5rem}.arztbrief-hdr-title{font-weight:700;color:var(--slate-text);font-size:var(--text-base)}.arztbrief-pre{margin:0;padding:1.5rem 1.75rem;font-family:Georgia,Times New Roman,serif;font-size:var(--text-base);line-height:1.85;color:var(--slate-text);white-space:pre-wrap;word-break:break-word}.arztbrief-footer{padding:.875rem 1.375rem;border-top:1px solid #f1f5f9;display:flex;justify-content:flex-end}.btn-copy{background:var(--primary-blue);color:#fff;border:none;cursor:pointer;padding:.5625rem 1.25rem;border-radius:.5rem;font-family:inherit;font-size:var(--text-sm);font-weight:600;transition:background .2s}.btn-copy.copied{background:#16a34a}.gespraech-container{border-radius:.875rem;overflow:hidden;border:1.5px solid var(--border-color)}.gespraech-row{display:flex;gap:.875rem;padding:.8125rem 1rem;background:#fff;border-bottom:1px solid #f1f5f9;border-left:4px solid var(--light-gray);align-items:center}.gespraech-row:last-child{border-bottom:none}.gespraech-row.pruefer{background:#f8fafc;border-left-color:var(--primary-blue)}.gespraech-role{min-width:4.125rem;font-weight:700;font-size:var(--text-xs);color:var(--muted-text);text-transform:uppercase;letter-spacing:.03125rem;flex-shrink:0}.gespraech-row.pruefer .gespraech-role{color:var(--primary-blue)}.gespraech-text{color:var(--slate-text);font-size:var(--text-base);line-height:1.65;flex:1}.quiz-card{background:#fff;border-radius:.875rem;border:1.5px solid var(--border-color);padding:1.125rem 1.25rem;margin-bottom:.875rem}.quiz-q-wrap{font-weight:700;font-size:var(--text-base);color:var(--dark-text);margin-bottom:.8125rem;display:flex;align-items:flex-start;gap:.625rem}.quiz-num{background:var(--primary-blue);color:#fff;border-radius:50%;min-width:1.5rem;height:1.5rem;display:inline-flex;align-items:center;justify-content:center;font-size:var(--text-xs);font-weight:800;flex-shrink:0;margin-top:1px}.quiz-q-text{flex:1}.quiz-options{display:flex;flex-direction:column;gap:.4375rem}.quiz-opt-btn{background:#f8fafc;border:1.5px solid var(--border-color);border-radius:.5625rem;padding:.5625rem .875rem;cursor:pointer;text-align:left;font-family:inherit;font-size:var(--text-sm);color:var(--slate-text);display:flex;align-items:center;gap:.625rem;transition:all .15s}.quiz-opt-btn:disabled{cursor:default}.quiz-letter{width:1.3125rem;height:1.3125rem;border-radius:50%;border:2px solid var(--border-color);display:flex;align-items:center;justify-content:center;font-size:var(--text-xs);font-weight:800;flex-shrink:0}.quiz-opt-btn.selected{background:#eff6ff;border-color:var(--primary-blue);color:var(--primary-blue);font-weight:600}.quiz-opt-btn.correct{background:#dcfce7;border-color:#16a34a;color:#15803d;font-weight:600}.quiz-opt-btn.wrong{background:#fee2e2;border-color:#dc2626;color:#b91c1c}.quiz-explanation{margin-top:.625rem;background:#f0f9ff;border:1px solid #bae6fd;border-radius:.5rem;padding:.5rem .75rem;font-size:var(--text-sm);color:#0369a1;line-height:1.5}.quiz-footer{display:flex;gap:.75rem;align-items:center;flex-wrap:wrap;margin-top:.5rem}.btn-submit-quiz{background:var(--primary-blue);color:#fff;border:none;padding:.75rem 1.875rem;border-radius:.625rem;font-family:inherit;font-size:var(--text-base);font-weight:700;cursor:pointer}.btn-submit-quiz:disabled{background:var(--light-gray);cursor:not-allowed}.quiz-result-pill{border-radius:.75rem;padding:.75rem 1.375rem;font-size:1rem;font-weight:800}.btn-retry-quiz{background:none;border:1.5px solid var(--primary-blue);color:var(--primary-blue);padding:.6875rem 1.375rem;border-radius:.625rem;font-family:inherit;font-size:var(--text-sm);font-weight:600;cursor:pointer}.sidebar-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000054;z-index:40}.sidebar{position:fixed;top:0;left:0;height:100%;width:17.8125rem;background:#fff;border-right:1.5px solid var(--border-color);transform:translate(-100%);transition:transform .28s cubic-bezier(.4,0,.2,1);z-index:50;display:flex;flex-direction:column}.sidebar.open{transform:translate(0);box-shadow:4px 0 24px #0000001f}.sidebar-hdr{background:var(--primary-blue);padding:1.25rem 1.25rem 1rem;display:flex;align-items:center;justify-content:space-between}.sidebar-logo-text{color:#fff;font-weight:800;font-size:var(--text-xl);font-family:Georgia,serif;letter-spacing:-.03125rem}.sidebar-subtitle{color:var(--light-gray);font-size:var(--text-sm);margin-top:.3125rem;font-weight:600}.btn-sidebar-close{background:none;border:none;color:#fff;cursor:pointer;padding:.25rem}.search-container{width:calc(100% - 1.875rem);margin:.25rem .9375rem;height:2.375rem;background-color:var(--ice-blue);border-radius:.5rem;display:flex;align-items:center;padding:0}.search-icon-wrap{padding-left:.75rem;display:flex;align-items:center}.search-input{flex:1;height:100%;background:transparent;border:none;outline:none;font-size:var(--text-md);color:var(--dark-text);padding-left:.5rem}.search-input::placeholder{color:var(--light-gray)}.sidebar-content{padding:.75rem .875rem;flex:1;overflow-y:auto}.sidebar-label{font-size:var(--text-xs);font-weight:700;color:var(--pale-gray);letter-spacing:.0625rem;margin-bottom:0;padding-left:.375rem}.case-item-btn{width:100%;text-align:left;padding:.6875rem .875rem;border-radius:.625rem;border:none;background:none;color:#334155;font-weight:500;font-size:var(--text-sm);cursor:pointer;display:flex;align-items:center;gap:.625rem;margin-bottom:.25rem;transition:background .15s}.case-item-btn.active{background:#eff6ff;color:var(--primary-blue);font-weight:700}.case-num-pill{width:1.75rem;height:1.75rem;border-radius:.5rem;background:#f1f5f9;color:var(--muted-text);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.75rem;flex-shrink:0}.case-item-btn.active .case-num-pill{background:var(--primary-blue);color:#fff}.case-title-text{line-height:1.3;font-size:var(--text-sm);flex:1}.sidebar-footer{padding:.875rem 1.25rem;border-top:1px solid #f1f5f9;font-size:.75rem;color:var(--pale-gray)}.app-header{background:#fff;border-bottom:1.5px solid var(--border-color);padding:0 .875rem;min-height:4rem;display:flex;align-items:center;gap:.75rem;position:sticky;top:0;z-index:30;box-shadow:0 1px 8px #0000000a}.btn-menu{background:none;border:none;color:var(--primary-blue);cursor:pointer;padding:.375rem;border-radius:.5rem;flex-shrink:0}.header-logo-wrap{display:flex;flex-direction:column;flex-shrink:0}.header-logo-text{color:#000;font-weight:800;font-size:var(--text-xl);font-family:Georgia,serif;letter-spacing:-.03125rem;line-height:1}.case-pill-wrap{flex:1;min-width:0}.case-pill{background:#eff6ff;color:var(--primary-blue);border-radius:1.25rem;padding:.5rem 1rem;font-size:var(--text-base);font-weight:700;text-align:center;line-height:1.3;word-break:break-word}.tabs-container{background:#fff;border-bottom:1.5px solid var(--border-color);overflow-x:auto;display:flex;padding:0 .625rem}.tab-btn{padding:.8125rem .6875rem .6875rem;border:none;background:none;cursor:pointer;font-family:inherit;font-weight:500;font-size:var(--text-sm);color:var(--muted-text);white-space:nowrap;border-bottom:2.5px solid transparent;transition:color .15s;display:flex;align-items:center;gap:.3125rem}.tab-btn.active{font-weight:700;color:var(--primary-blue);border-bottom-color:var(--primary-blue)}.tab-icon{font-size:var(--text-base)}.main-content{max-width:53.75rem;margin:0 auto;padding:1.75rem 1rem 5rem}.app-header{padding-top:env(safe-area-inset-top,0)}h1,p{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif}