.navtrainer-phone-note{display:none;background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;text-align:center;box-shadow:var(--shadow)}.navtrainer-phone-note>span{font-size:52px}.navtrainer-phone-note h2{color:var(--navy);margin:8px 0}.navtrainer-phone-note p{max-width:520px;margin:0 auto;color:var(--muted)}
.navtrainer-app{display:grid;gap:14px}.navtrainer-top-controls{display:flex;align-items:end;gap:10px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:15px;padding:12px;box-shadow:0 6px 20px rgba(13,56,80,.05)}.navtrainer-top-controls label{display:flex;flex-direction:column;gap:5px;color:var(--navy);font-size:12px;font-weight:900}.navtrainer-top-controls select{min-height:44px;border:1px solid #bacbd4;border-radius:9px;padding:8px 10px;background:#fff;max-width:300px}.navtrainer-top-controls .layer-toggle{flex-direction:row;align-items:center;min-height:44px;padding:0 5px;color:var(--ink)}.layer-toggle input{width:20px;height:20px}.navtrainer-grid{display:grid;grid-template-columns:minmax(330px,410px) minmax(0,1fr);gap:14px;align-items:start}.navlesson-panel{display:flex;flex-direction:column;gap:13px;max-height:calc(100vh - 170px);overflow:auto;padding-right:2px;overscroll-behavior:contain}.lesson-progress{display:flex;justify-content:space-between;gap:12px;align-items:center;background:var(--navy);color:#fff;border-radius:13px;padding:11px 14px}.lesson-progress strong{font-size:13px}.navlesson-panel .nav-scenario{margin:0;background:#fff}.nav-scenario p{font-size:14px}.official-task-card,.navigation-guide,.nav-official-answer{background:#fff;border:1px solid var(--line);border-radius:16px;padding:17px}.official-task-card h2{font-size:18px;line-height:1.35;color:var(--navy);margin:5px 0 12px}.official-nav-image{width:100%;height:auto;border-radius:9px;border:1px solid #e0e8ec;background:#fff;object-fit:contain}.navigation-guide h3{color:var(--navy);margin:4px 0 8px}.navigation-guide ol{padding-left:22px;margin:12px 0}.navigation-guide li{margin:7px 0}.guide-tools{display:flex;flex-wrap:wrap;gap:6px}.guide-tools span{background:#edf5f7;color:var(--navy);border-radius:999px;padding:5px 9px;font-size:12px;font-weight:900}.why-box,.formula-box{margin-top:11px;border-radius:11px;padding:11px}.why-box{background:var(--green-2);border:1px solid #acd9c5}.why-box p{margin:4px 0 0}.formula-box{display:flex;gap:10px;flex-wrap:wrap;align-items:center;background:var(--amber-2);border:1px solid #ecd49d}.formula-box code{font-weight:900;color:#704a06;white-space:normal}.guide-tip{font-size:13px;color:var(--muted);margin-bottom:0}.answer-note-label{display:flex;flex-direction:column;gap:6px;font-weight:800;color:var(--navy)}.answer-note-label textarea{width:100%;resize:vertical;border:1px solid #bacbd4;border-radius:11px;padding:11px;min-height:84px}.lesson-actions,.self-assess{display:grid;grid-template-columns:1fr 1fr;gap:8px}.nav-official-answer{border:2px solid var(--green);background:#f7fcf9}.nav-official-answer p{font-weight:900;color:#0d6847}.button.success{background:var(--green);color:#fff}.button.danger{background:var(--red);color:#fff}
.chart-workbench{position:sticky;top:86px;min-width:0}.chart-toolbar{display:flex;align-items:center;gap:6px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:14px 14px 0 0;padding:8px}.tool-button{display:inline-flex;align-items:center;justify-content:center;gap:5px;min-height:43px;border:1px solid #b7c9d2;background:#fff;color:var(--navy);border-radius:9px;padding:8px 10px;font-size:13px;font-weight:900;touch-action:manipulation}.tool-button:hover,.tool-button.active{background:var(--navy);border-color:var(--navy);color:#fff}.tool-button.compact{min-width:43px;padding:8px;font-size:20px}.tool-button.danger-outline{color:var(--red);border-color:#e6a6a9}.toolbar-spacer{flex:1}.chart-stage{position:relative;width:100%;height:clamp(580px,calc(100vh - 230px),820px);min-height:580px;overflow:hidden;background:#cce5ec;border-inline:1px solid var(--line);outline:none;isolation:isolate}.chart-stage:focus-visible{box-shadow:inset 0 0 0 4px rgba(30,111,150,.35)}#navMapCanvas,#navDrawCanvas{position:absolute;inset:0;width:100%;height:100%}#navMapCanvas{z-index:1}#navDrawCanvas{z-index:2;touch-action:none;cursor:grab}#navDrawCanvas[data-tool=pencil],#navDrawCanvas[data-tool=line],#navDrawCanvas[data-tool=compass],#navDrawCanvas[data-tool=point]{cursor:crosshair}#navDrawCanvas[data-tool=eraser]{cursor:not-allowed}.map-status{position:absolute;z-index:5;top:10px;left:10px;background:rgba(255,255,255,.9);border:1px solid rgba(13,56,80,.2);border-radius:8px;padding:6px 9px;font-size:11px;font-weight:800;pointer-events:none}.map-attribution{position:absolute;z-index:5;right:5px;bottom:5px;max-width:80%;background:rgba(255,255,255,.88);padding:3px 6px;border-radius:5px;font-size:9px;color:#40545f;pointer-events:none}.chart-help-strip{background:#fff;border:1px solid var(--line);border-radius:0 0 14px 14px;padding:9px 12px;color:var(--muted);font-size:12px}.chart-help-strip strong{color:var(--navy)}
.nav-instrument{position:absolute;z-index:4;left:0;top:0;transform-origin:center;touch-action:none;user-select:none;cursor:move;filter:drop-shadow(0 7px 9px rgba(0,0,0,.16))}.nav-instrument[hidden]{display:none}.course-triangle{width:min(42vw,420px)}.helper-triangle{width:min(28vw,300px)}.nav-instrument svg{width:100%;height:auto;display:block;overflow:visible}.nav-instrument polygon{fill:rgba(255,214,64,.34);stroke:#cf8500;stroke-width:4}.nav-instrument line{stroke:#bd7500;stroke-width:2}.nav-instrument text{font:700 14px system-ui;fill:#75510a}.instrument-rotate{position:absolute;right:-22px;top:-22px;width:48px;height:48px;border-radius:50%;border:2px solid #fff;background:var(--navy);color:#fff;font-size:22px;box-shadow:0 4px 12px rgba(0,0,0,.22);touch-action:none}.tool-school{background:#fff;border:1px solid var(--line);border-radius:15px;padding:15px 18px}.tool-school summary{cursor:pointer;color:var(--navy);font-weight:900}.tool-school-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px;margin-top:15px}.tool-school article{background:#f5f9fa;border-radius:12px;padding:14px}.tool-school h3{margin:0 0 6px;color:var(--navy)}.tool-school p{margin:0;color:var(--muted);font-size:14px}
@media(max-width:1150px) and (min-width:768px){.navtrainer-grid{grid-template-columns:minmax(300px,360px) minmax(0,1fr)}.chart-toolbar .tool-button span{display:none}.tool-button{min-width:43px}.tool-school-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.course-triangle{width:360px}.helper-triangle{width:250px}}
@media(max-width:920px) and (min-width:768px){.navtrainer-grid{grid-template-columns:1fr}.navlesson-panel{max-height:none;overflow:visible}.chart-workbench{position:static}.chart-stage{height:650px}.chart-toolbar .tool-button span{display:inline}.tool-school-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:767px){.navtrainer-phone-note{display:block}.navtrainer-app{display:none}}
@media(pointer:coarse){.tool-button{min-height:48px;min-width:48px}.navtrainer-top-controls select{min-height:48px}.instrument-rotate{width:52px;height:52px}.lesson-actions .button,.self-assess .button{min-height:52px}}

/* v2.2: präzises Kursdreieck mit Gradskala und magnetischem Hilfsdreieck */
.nav-instrument svg{pointer-events:none}
.nav-instrument polygon{fill:rgba(255,224,90,.30);stroke:#b66f00;stroke-width:3.2}
.nav-instrument .instrument-edge{stroke:#8d5500;stroke-width:3.2}
.nav-instrument .parallel-guides line{stroke:#b9780b;stroke-width:1.5;stroke-dasharray:5 3}
.nav-instrument .instrument-name{font:800 13px system-ui;fill:#6e4808;letter-spacing:.06em}
.course-degree-scale .degree-minor{stroke:#a76500;stroke-width:1}
.course-degree-scale .degree-major{stroke:#7d4a00;stroke-width:2}
.course-degree-scale .degree-label{font:800 9px system-ui;fill:#5d3d08}
.course-degree-scale .north-index{stroke:#c63f43;stroke-width:2.4;stroke-dasharray:7 4}
.instrument-precision{position:absolute;left:50%;bottom:-42px;display:flex;align-items:center;gap:4px;transform:translateX(-50%) rotate(var(--counter-angle,0deg));padding:4px;border:1px solid rgba(13,56,80,.25);border-radius:10px;background:rgba(255,255,255,.96);box-shadow:0 5px 14px rgba(0,0,0,.18);white-space:nowrap;cursor:default}
.instrument-precision button{min-width:38px;height:32px;border:1px solid #b9cad3;border-radius:7px;background:#fff;color:var(--navy);font-size:12px;font-weight:900;cursor:pointer;touch-action:manipulation}
.instrument-precision button:hover{background:var(--navy);color:#fff}
.instrument-precision output{min-width:92px;text-align:center;color:var(--navy);font-size:12px;font-weight:900;font-variant-numeric:tabular-nums}
.helper-triangle .instrument-precision output{min-width:48px}
.nav-instrument.snapped{filter:drop-shadow(0 0 8px rgba(22,130,93,.8)) drop-shadow(0 7px 9px rgba(0,0,0,.16))}
.nav-instrument.snapped polygon{stroke:var(--green);stroke-width:4}
.instrument-snap-status{position:absolute;z-index:5;left:10px;bottom:32px;max-width:min(600px,calc(100% - 20px));padding:7px 10px;border:1px solid rgba(13,56,80,.25);border-radius:9px;background:rgba(255,255,255,.92);color:#435b68;font-size:11px;font-weight:800;pointer-events:none}
.instrument-snap-status.snapped{border-color:#6ebd9d;background:rgba(232,246,239,.96);color:#0d6847}
@media(pointer:coarse){.instrument-precision{bottom:-48px}.instrument-precision button{min-width:44px;height:38px}.instrument-precision output{font-size:13px}}