/* FiSi Lernwelt Praxis Academy V4 – native light UI */
.v4-roadmap,.v4-cisco-lab,.v4-work-lab{animation:v4in .22s ease}.v4-hero{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:38px;align-items:end;padding:10px 0 26px;border-bottom:1px solid var(--line)}.v4-hero h1{font-size:clamp(42px,6vw,76px);line-height:.98;letter-spacing:-.04em;margin:12px 0 16px}.v4-hero p{max-width:800px;color:var(--muted);font-size:16px;line-height:1.7}.v4-progress-ring{width:132px;height:132px;border:1px solid var(--line);border-radius:50%;background:var(--surface);display:grid;place-content:center;text-align:center;box-shadow:var(--shadow)}.v4-progress-ring strong{font-size:25px;color:var(--green)}.v4-progress-ring span{font-size:8px;letter-spacing:1.3px;color:var(--muted);margin-top:4px}.v4-progress-line{height:4px;background:var(--line);border-radius:99px;margin:20px 0}.v4-progress-line i{display:block;height:100%;background:var(--orange);border-radius:99px}.v4-roadmap-note{border-left:3px solid var(--orange);background:var(--orange-soft);padding:14px 17px;border-radius:0 12px 12px 0;font-size:12px;line-height:1.55;margin-bottom:28px}.v4-modules{display:grid;gap:25px}.v4-module-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.v4-module-title span{font-size:11px;font-weight:850;letter-spacing:.09em;text-transform:uppercase}.v4-module-title small{color:var(--muted);font-weight:800}.v4-step-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.v4-step{display:grid;grid-template-columns:52px minmax(0,1fr) auto;align-items:center;gap:12px;width:100%;text-align:left;border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:12px;cursor:pointer;color:var(--ink);transition:.15s}.v4-step:hover:not(:disabled){border-color:#8aa99f;transform:translateY(-1px);box-shadow:0 10px 28px #12352a0a}.v4-step-number{height:42px;border-radius:10px;background:var(--mint);color:var(--green);display:grid;place-items:center;font-size:10px;font-weight:900;letter-spacing:.08em}.v4-step strong,.v4-step small{display:block}.v4-step strong{font-size:13px}.v4-step small{margin-top:4px;font-size:9px;color:var(--muted)}.v4-step>b{font-size:15px}.v4-step.done{border-color:#b6d6c5}.v4-step.done .v4-step-number{background:var(--green);color:#fff}.v4-step.locked{opacity:.48;cursor:not-allowed;background:transparent}.v4-extra{margin-top:38px;padding-top:26px;border-top:1px solid var(--line)}.v4-extra h2{font-size:28px;margin:8px 0}.v4-extra>p{color:var(--muted)}.v4-extra-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:16px}.v4-extra article{border:1px solid var(--line);border-radius:15px;padding:18px;background:var(--surface)}.v4-extra article small{color:var(--muted);font-size:9px}.v4-extra article h3{margin:8px 0}.v4-extra li{font-size:12px;line-height:1.5;margin:5px 0}.v4-lab-head{padding:6px 0 24px;border-bottom:1px solid var(--line);margin-bottom:20px}.v4-back{border:0;background:none;color:var(--green);font-weight:800;font-size:11px;padding:0;cursor:pointer}.v4-lab-index{font-size:9px;color:var(--orange);font-weight:900;letter-spacing:.12em;text-transform:uppercase;margin-top:22px}.v4-lab-head h1{font-size:clamp(35px,5vw,60px);letter-spacing:-.04em;line-height:1;margin:8px 0 12px}.v4-lab-head p{max-width:820px;color:var(--muted);font-size:14px;line-height:1.6}.v4-passed-pill{display:inline-block;background:var(--mint);color:var(--green);font-size:9px;font-weight:900;letter-spacing:.08em;padding:7px 10px;border-radius:999px;margin-top:5px}.v4-cisco-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:14px}.v4-cisco-layout main,.v4-cisco-layout aside{display:grid;align-content:start;gap:14px}.v4-card{border:1px solid var(--line);border-radius:16px;background:var(--surface);padding:20px;box-shadow:0 7px 25px #17372e08}.v4-card h2{font-size:25px;margin:8px 0 16px;line-height:1.25}.v4-card h3{font-size:15px;margin:16px 0 7px}.v4-card li{font-size:12px;line-height:1.55;margin:7px 0;color:var(--ink)}.v4-card details{border-top:1px solid var(--line);padding:11px 0}.v4-card details:first-of-type{margin-top:10px}.v4-card summary{cursor:pointer;font-size:11px;font-weight:800}.v4-card details p{font-size:11px;color:var(--muted);line-height:1.55}.v4-two-cols{display:grid;grid-template-columns:1fr 1fr;gap:15px}.v4-two-cols>div{background:var(--bg);border-radius:12px;padding:12px 15px}.v4-task-list{counter-reset:v4task;list-style:none;padding:0;display:grid;gap:7px}.v4-task-list li{counter-increment:v4task;display:grid;grid-template-columns:28px 1fr;gap:9px;align-items:start}.v4-task-list li:before{content:counter(v4task);width:25px;height:25px;border-radius:7px;background:var(--orange-soft);color:var(--orange);display:grid;place-items:center;font-size:9px;font-weight:900}.v4-muted{color:var(--muted);font-size:12px;line-height:1.55}.v4-evidence-list{display:grid;gap:12px;margin-top:15px}.v4-evidence{display:grid;gap:7px}.v4-evidence>span{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.v4-evidence strong{font-size:12px}.v4-evidence code{font-size:10px;background:#102a24;color:#d8eee7;padding:5px 8px;border-radius:6px}.v4-evidence textarea{width:100%;min-height:110px;resize:vertical;border:1px solid var(--line);border-radius:10px;padding:10px;font:11px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;background:var(--bg);color:var(--ink)}.v4-evidence small{font-size:9px;color:var(--muted)}.v4-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:16px}.v4-rule{border-left:3px solid var(--green)}.v4-rule p{font-size:11px;line-height:1.55;color:var(--muted);margin-bottom:0}.v4-ide{display:grid;grid-template-columns:280px minmax(0,1fr);border:1px solid var(--line);border-radius:18px;overflow:hidden;min-height:720px;background:var(--surface);box-shadow:var(--shadow)}.v4-ide-instructions{padding:19px;border-right:1px solid var(--line);background:#f7f9f7;overflow:auto}.dark .v4-ide-instructions{background:#10201c}.v4-ide-instructions h2{font-size:19px;line-height:1.3;margin:8px 0 14px}.v4-ide-instructions ol{padding-left:18px}.v4-ide-instructions li{font-size:11px;line-height:1.55;margin:8px 0}.v4-hints{margin-top:18px}.v4-hints details{border-top:1px solid var(--line);padding:9px 0}.v4-hints summary{font-size:10px;font-weight:800;cursor:pointer}.v4-hints p{font-size:10px;line-height:1.55;color:var(--muted)}.v4-safe-note{margin-top:20px;border:1px solid #b9d9ca;background:#eaf5ef;border-radius:11px;padding:11px}.dark .v4-safe-note{background:#173126}.v4-safe-note strong{font-size:10px;color:var(--green)}.v4-safe-note p{font-size:9px;line-height:1.5;margin:5px 0 0;color:var(--muted)}.v4-ide-main{display:grid;grid-template-rows:auto minmax(340px,1fr) 250px;min-width:0}.v4-ide-toolbar{display:flex;justify-content:space-between;gap:10px;padding:8px 10px;border-bottom:1px solid var(--line);background:var(--surface)}.v4-files{display:flex;gap:4px;overflow-x:auto}.v4-files button{border:0;background:transparent;color:var(--muted);padding:7px 9px;border-radius:7px;font:10px ui-monospace,SFMono-Regular,Consolas,monospace;white-space:nowrap;cursor:pointer}.v4-files button.active{background:var(--mint);color:var(--green);font-weight:800}.v4-toolbar-actions{display:flex;gap:6px}.v4-toolbar-actions .btn{padding:7px 10px;font-size:10px}.v4-editor{position:relative;min-height:340px}.v4-editor textarea{position:absolute;inset:0;width:100%;height:100%;border:0;resize:none;padding:16px;background:#fff;color:#17201d;font:13px/1.55 ui-monospace,SFMono-Regular,Consolas,monospace;outline:none}.dark .v4-editor textarea{background:#111b18;color:#e8f2ee}.v4-terminal{display:grid;grid-template-rows:auto 1fr auto;background:#08120f;color:#d6e7e0;border-top:1px solid #1d3930;min-height:0}.v4-terminal-head{display:flex;justify-content:space-between;padding:7px 10px;border-bottom:1px solid #163027;color:#70988a;font:8px ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.08em}.v4-terminal-head button{border:0;background:transparent;color:#70988a;font-size:8px;cursor:pointer}.v4-terminal pre{margin:0;padding:11px;overflow:auto;white-space:pre-wrap;word-break:break-word;font:11px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace}.v4-terminal-input{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:7px;border-top:1px solid #163027;padding:6px 9px}.v4-terminal-input span{color:#ef794c;font:bold 12px monospace}.v4-terminal-input input{border:0;background:transparent;color:#e7f2ed;outline:none;font:11px ui-monospace,SFMono-Regular,Consolas,monospace}.v4-terminal-input button{border:1px solid #315044;background:#173229;color:#e8f2ee;border-radius:6px;padding:5px 9px;font-size:9px;cursor:pointer}.v4-result-area{margin-top:14px}.v4-check-result{border:1px solid var(--line);border-radius:16px;padding:20px;background:var(--surface)}.v4-check-result>span{font-size:9px;font-weight:900;letter-spacing:.12em}.v4-check-result>h3{font-size:20px;margin:7px 0 12px}.v4-check-result.passed{border-color:#9fcdb6;background:#eef8f2}.v4-check-result.failed{border-color:#e2b4a4;background:#fff4ef}.dark .v4-check-result.passed{background:#183126}.dark .v4-check-result.failed{background:#39251f}.v4-check-result.passed>span{color:#23754a}.v4-check-result.failed>span{color:#c6502d}.v4-check-result pre{max-height:280px;overflow:auto;background:#0b1512;color:#d9e9e3;border-radius:10px;padding:12px;font:10px/1.55 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap}.v4-check-details{display:grid;gap:6px}.v4-check-details>div{display:grid;grid-template-columns:24px 1fr;gap:8px;align-items:start;padding:8px;border-radius:9px;background:#ffffff88}.v4-check-details b{width:22px;height:22px;border-radius:50%;display:grid;place-items:center}.v4-check-details .ok b{background:#d4efdf;color:#20764a}.v4-check-details .bad b{background:#f6d9ce;color:#bb4829}.v4-check-details strong,.v4-check-details small{display:block}.v4-check-details strong{font-size:10px}.v4-check-details small{font-size:9px;color:var(--muted);margin-top:2px}@keyframes v4in{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}@media(max-width:1000px){.v4-step-grid{grid-template-columns:1fr}.v4-cisco-layout{grid-template-columns:1fr}.v4-cisco-layout aside{grid-template-columns:repeat(2,minmax(0,1fr))}.v4-ide{grid-template-columns:1fr}.v4-ide-instructions{border-right:0;border-bottom:1px solid var(--line);max-height:none}.v4-ide-main{min-height:700px}}@media(max-width:700px){.v4-hero{grid-template-columns:1fr}.v4-progress-ring{width:100px;height:100px}.v4-two-cols,.v4-extra-grid,.v4-cisco-layout aside{grid-template-columns:1fr}.v4-ide-toolbar{align-items:flex-start;flex-direction:column}.v4-toolbar-actions{width:100%;overflow-x:auto}.v4-ide{border-radius:12px}.v4-ide-main{grid-template-rows:auto minmax(360px,1fr) 260px}.v4-lab-head h1{font-size:36px}}