.internal-room{--room-color:#216e9d;background:#f5f0df;color:#203b47;border:3px solid var(--room-color);border-radius:22px;padding:clamp(16px,3vw,36px);margin:18px 0}.room-heading{display:flex;justify-content:space-between;align-items:start;gap:20px;border-bottom:5px solid var(--room-color);padding-bottom:20px}.room-heading h1{font:600 clamp(38px,5.5vw,78px)/1.05 var(--display);margin:9px 0;color:#203b47}.room-heading small{color:var(--room-color);font-weight:700;letter-spacing:.08em}.room-intro{max-width:85ch;line-height:1.6}.room-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:22px 0}.room-stats>div{padding:13px;border-radius:12px;background:white;border-top:4px solid var(--room-color)}.room-stats small,.room-stats b{display:block}.room-stats small{font-size:10px}.room-stats b{font-size:22px;margin-top:6px}.system-board-art{grid-column:1/-1;display:block;width:100%;height:auto;max-height:560px;object-fit:contain;border-radius:12px;box-shadow:0 5px 0 #bfb49d;background:#102d39}.internal-floor{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;background:color-mix(in srgb,var(--room-color) 13%,#f9f4e8);border:7px solid var(--room-color);border-radius:20px;padding:16px;box-shadow:0 8px 0 #ccbfa3}.room-floor-centre{grid-column:1/-1;text-align:center;padding:28px 14px;background:#fff9eccc;border-radius:12px}.room-floor-centre h2{font:600 clamp(27px,4vw,48px)/1.1 var(--display);margin:10px 0;color:var(--room-color)}.room-factory-symbol{font-size:46px;color:var(--room-color)}.room-station{display:flex;flex-direction:column;justify-content:space-between;gap:12px;min-height:145px;text-align:left;border:1px solid #c3bba7;border-top:10px solid var(--room-color);border-radius:10px;padding:13px;background:#fffdf3;color:#203b47;box-shadow:0 4px 0 #bfb49d;cursor:pointer;font:inherit}.room-station small{font:500 10px var(--mono);color:var(--room-color)}.room-station b{font-size:15px;overflow-wrap:anywhere}.room-station span{font-size:12px}.room-station.cleared{background:#e0efd9}.room-station.pending{background:#fff0b7}.room-station:disabled{cursor:default;opacity:.72}.room-button{display:inline-block;border:1px solid var(--room-color);border-radius:9px;padding:11px 15px;background:#fffaf0;color:#203b47;font:500 14px var(--body);cursor:pointer;text-decoration:none;margin:5px 8px 5px 0}.room-button.primary{background:var(--room-color);color:white}.room-button:disabled{opacity:.5;cursor:default}.room-button:focus-visible,.room-station:focus-visible,.room-directory-card:focus-visible,.room-answer:focus-visible{outline:3px solid #1377a0;outline-offset:4px}.room-challenge{background:#fffdf5;border:1px solid #c5bfac;border-radius:16px;padding:24px;margin:30px 0 18px;min-width:0;overflow-wrap:anywhere}.room-challenge h2{font:600 28px var(--display)}.room-answer{display:block;text-align:left;width:100%;padding:14px;margin:9px 0;border:1px solid #8eaaa6;border-radius:10px;background:#ecf1e6;color:#203b47;font:inherit;cursor:pointer}.room-answer.right{border:2px solid #24874c;background:#deefdd}.room-feedback{border-left:5px solid;padding:12px 18px;margin-top:20px}.room-feedback.correct{border-color:#208046}.room-feedback.correct h3{color:#176d36}.room-feedback.wrong{border-color:#b23a34}.room-feedback.wrong h3{color:#a12f2a}.room-evidence{font-size:13px;color:#53676a;line-height:1.6}.room-component-list{columns:2;column-gap:30px;padding-left:20px}.room-component-list li{break-inside:avoid;margin-bottom:12px}.room-component-list small{display:block;font-size:12px;line-height:1.5;margin-top:4px}.room-machine-rack{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.room-machine{background:#fff9ec;border:1px solid #c5bca8;border-top:9px solid var(--room-color);border-radius:12px;padding:16px;min-width:0}.room-machine small{font-size:9px;color:var(--room-color)}.room-machine h3{font-size:21px}.room-machine p{font-size:12px}.room-review,.room-sources{border-top:1px solid #c5bca8;padding:16px 0}.room-review summary,.room-sources summary,.system-room-directory summary{cursor:pointer}.room-sources a{color:#196078}.room-sources li{margin:9px 0}.system-room-directory{padding:18px;margin:12px 0;border:1px solid #557485;border-radius:12px;background:#1b3046}.system-room-directory summary{font-weight:600}#systemRoomDirectory{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:16px}.room-directory-card{background:#fff6e6;color:#203b47;border:1px solid #c5bca8;border-top:8px solid var(--room-color);border-radius:10px;padding:14px;text-align:left;display:flex;flex-direction:column;gap:8px;cursor:pointer;font:inherit}.room-directory-card small{font-size:10px;color:var(--room-color)}.room-directory-card span{font-size:12px}@media(max-width:900px){.internal-floor,.room-machine-rack,#systemRoomDirectory{grid-template-columns:repeat(2,minmax(0,1fr))}.room-heading{flex-direction:column}.room-component-list{columns:1}}@media(max-width:450px){.room-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.internal-floor{padding:9px;border-width:4px;gap:8px}.room-station{padding:10px;min-height:145px}.room-station b{font-size:12px}.room-machine-rack{grid-template-columns:1fr}.room-challenge{padding:16px}.room-directory-card{padding:11px;font-size:13px}.room-heading h1{font-size:38px}}