/* Copyright (c) 2026 OriginMind. All rights reserved. */
.visual-unit .vu-code{max-width:100%;box-sizing:border-box;overflow-x:auto;white-space:pre;tab-size:4;padding:14px 16px;border:1px solid #d7e4eb;border-radius:8px;background:#f5f8fa;color:#183c50;font:14px/1.65 ui-monospace,SFMono-Regular,Consolas,monospace}.visual-unit .vu-code code{white-space:inherit;font:inherit}.visual-unit .vu-code:focus-visible{outline:2px solid #247c98;outline-offset:3px}
.visual-unit{container-type:inline-size;line-height:1.75;min-width:0}.visual-unit h3{margin:6px 0 20px;font-size:1.2rem;line-height:1.5}.vu-kicker{display:flex;justify-content:space-between;gap:12px;color:#557684;font-size:12px;letter-spacing:.04em;margin-bottom:8px}.vu-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:22px;align-items:start}.vu-figure{margin:0;background:#f4f8fb;border:1px solid #dce8ed;border-radius:12px;overflow:hidden;min-width:0}.vu-figure svg{display:block;width:100%;height:auto;font-family:inherit;max-height:340px}.vu-figure figcaption{padding:12px 16px;border-top:1px solid #dce8ed;font-size:14px;line-height:1.65;color:#466473;background:#f9fbfc}.vu-notes{min-width:0}.vu-notes h4{margin:0 0 12px;color:#31566a;font-size:15px}.vu-notes table{width:100%;border-collapse:collapse;table-layout:fixed;font-size:15px;line-height:1.8}.vu-notes th{width:82px;color:#235d73;background:#edf4f8;font-weight:600}.vu-notes td,.vu-notes th{text-align:left;vertical-align:top;padding:13px 12px;border:1px solid #d7e4eb;overflow-wrap:anywhere}.vu-notes dl{margin:0}.vu-notes dt{color:#23667e;font-weight:600;margin-top:12px}.vu-notes dd{margin:3px 0 12px;padding-bottom:11px;border-bottom:1px solid #e3edf1;font-size:15px}.vu-task{margin:20px 0 12px;background:#f0f6f9;border-left:3px solid #277d99;padding:12px 16px;border-radius:0 6px 6px 0}.vu-task strong{font-size:14px;color:#23657e}.vu-task p{margin:6px 0}.visual-unit details{margin:12px 0;padding:10px 0;border-top:1px solid #e3edf2}.visual-unit summary{cursor:pointer;color:#31596d;font-size:14px}.visual-unit details p{font-size:15px;line-height:1.9}.vu-intro{color:#486676;font-size:15px}.small-wheel-controls{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center;padding:18px;border-radius:10px;background:#eef5f8;margin:20px 0}.small-wheel-controls>label:first-child{grid-column:1/-1;font-size:15px;font-weight:600}.small-wheel-controls input[type=range]{width:100%;padding:0;accent-color:#247c98}.small-wheel-controls output{min-width:38px;font-variant-numeric:tabular-nums}.vu-check{grid-column:1/-1;display:flex;gap:8px;align-items:center;font-size:14px}.vu-check input{width:auto;margin:0}.small-wheel-status,.small-wheel-controls>.small{grid-column:1/-1;margin:0}.small-wheel-status{border-left:3px solid #377d67;padding:10px 12px;background:#fff;font-size:15px}.small-wheel-case>.vu-figure{max-width:620px;margin:20px auto}.small-wheel-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:22px}.small-wheel-steps>div{border:1px solid #d9e7ee;background:#f8fbfc;border-radius:9px;padding:14px;min-width:0}.small-wheel-steps strong{color:#25667e;font-size:15px}.small-wheel-steps p{font-size:14px;line-height:1.8;margin:7px 0 0}.large-wheel-gallery{line-height:1.8}.large-wheel-gallery h3{font-size:1.2rem}.large-wheel-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.large-wheel-grid figure{margin:0;min-width:0}.large-wheel-grid img,.large-wheel-grid video{width:100%;height:auto;display:block;border-radius:9px;background:#eef3f7;aspect-ratio:16/9;object-fit:contain}.large-wheel-grid h4{font-size:16px}.large-wheel-grid figcaption{font-size:14px;padding:10px 0;color:#476577}.large-wheel-grid details{margin:12px 0}.large-wheel-grid summary{cursor:pointer;font-size:14px;color:#24637d;padding:8px 0}.large-wheel-grid video{margin-top:10px}.mechanical-media-overview{margin:18px 0}.mechanical-media-overview svg{max-height:320px}.visual-unit details[open] summary{margin-bottom:10px}@container(min-width:720px){.vu-grid{grid-template-columns:minmax(0,.98fr) minmax(0,1.02fr);gap:24px}}@media(max-width:650px){.small-wheel-steps,.large-wheel-grid{grid-template-columns:1fr}.vu-notes td,.vu-notes th{padding:10px}.vu-notes th{width:68px}.visual-unit h3{font-size:18px}.vu-kicker{font-size:11px}.vu-figure svg{max-height:none}.vu-figure figcaption{font-size:13px}.small-wheel-controls{padding:14px}.vu-notes table{font-size:14px}}