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 .machine-interaction{margin:32px 0;padding:28px;border:1px solid #dbe3ec;border-radius:14px;background:#fff}.interaction-head{display:flex;justify-content:space-between;gap:24px;align-items:flex-end}.stage-hotspots{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}.hotspot{border:1px solid #cbd8e6;background:#f7fafc;color:#23415f;padding:9px 13px;border-radius:8px;cursor:pointer}.hotspot.active,.hotspot:hover{background:#1769aa;color:#fff;border-color:#1769aa}.support-parts{margin-top:20px}.support-part{padding:18px;border-top:1px solid #e8eef4}.support-part h3{margin:0 0 8px}.support-part p{margin:6px 0;color:#536579}.support-part a{color:#1769aa}@media(max-width:700px){.interaction-head{display:block}.stage-hotspots{justify-content:flex-start;margin-top:16px}.machine-interaction{padding:18px}}
 .detail-parameters{margin:28px 0;padding:24px;border:1px solid #dbe3ec;border-radius:14px;background:#fff}.parameter-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#e5ebf1}.parameter-grid div{padding:15px;background:#fff}.parameter-grid span{display:block;color:#718196;font-size:12px;margin-bottom:7px}.parameter-grid b{font-size:14px;color:#1e344b}@media(max-width:800px){.parameter-grid{grid-template-columns:repeat(2,1fr)}}
/* refreshed brand palette */
:root{--ink:#24332c;--lime:#d47a32;--paper:#fffaf3;--muted:#6b756e}.site-header{background:rgba(255,250,243,.97);border-bottom-color:#eadfd2}.site-header .brand,.site-header .nav-links a,.site-header .menu-toggle{color:#24332c}.site-header .nav-links a:hover,.site-header .nav-links .active{color:#b45d25}.site-header .nav-contact{color:#a65322;border-color:#d99a6d}.brand-mark{border-color:#d47a32}.stage,.series-card,.support-banner,.footer{background:#fffaf3;color:#24332c}.stage{background:radial-gradient(ellipse at 50% 44%,#fffdf9 0,#f8eee2 55%,#f1dfcf 100%);border-color:#e5cdb9}.light{background:#fff7ee}.series-card{border-color:#ead8c8;background:#fffdf9}.series-card h3{color:#24332c}.support-banner{background:#f4d4ad;color:#4c2e1e}.support-search button,.btn.primary{background:#b85e27;border-color:#b85e27}.hotspot.active,.hotspot:hover{background:#b85e27;border-color:#b85e27}.machine-interaction,.detail-parameters{border-color:#ead8c8;background:#fffdf9}.parameter-grid{background:#eadfd4}.parameter-grid div{background:#fffdf9}.parameter-grid b{color:#24332c}.support-part a{color:#b85e27}.qq-float{background:#b85e27}.qq-mark{color:#b85e27}
/* compact detail utilities */
.machine-interaction{margin:18px 0;padding:16px 18px;border-radius:9px}.machine-interaction h2,.detail-parameters h2{font-size:20px;margin:3px 0 6px}.interaction-head{align-items:center}.interaction-head>div:first-child>p:last-child{font-size:13px;margin:0;max-width:520px}.stage-hotspots{gap:6px}.hotspot{padding:6px 10px;font-size:12px}.support-parts{margin-top:10px}.support-part{padding:10px 12px}.support-part h3{font-size:15px;margin-bottom:4px}.support-part p{font-size:13px;margin:3px 0}.detail-parameters{margin:18px 0;padding:16px 18px;border-radius:9px}.detail-parameters .section-head{margin-bottom:10px}.parameter-grid{grid-template-columns:repeat(4,1fr)}.parameter-grid div{padding:10px 12px}.parameter-grid span{font-size:11px;margin-bottom:4px}.parameter-grid b{font-size:12px}@media(max-width:800px){.parameter-grid{grid-template-columns:repeat(2,1fr)}}