:root{--bg:#cdd3db;--panel:#edf1f6;--line:#b8c1cc;--line-dark:#8f9baa;--ink:#213248;--muted:#5f7083;--accent:#2f5f9f;--accent-ink:#204675;--danger:#b64b59;--shadow:rgba(16, 26, 42, 0.12)}*{box-sizing:border-box}body,html{margin:0;min-height:100%}body{font-family:"IBM Plex Sans","Segoe UI",sans-serif;color:var(--ink);background:linear-gradient(180deg,#d5dbe4,#cbd2db);overflow:hidden}.app{height:100vh;padding:12px;display:grid;grid-template-rows:auto auto 1fr;gap:10px}.mobile-notice{display:none;min-height:100vh;padding:22px;place-items:center;background:radial-gradient(110% 90% at 50% 0,rgba(255,255,255,.5),transparent 62%),linear-gradient(180deg,#d7dde6,#c8d0da)}.mobile-notice-card{width:min(92vw,430px);border:1px solid #aebac9;border-radius:16px;background:rgba(241,246,252,.98);box-shadow:0 14px 30px rgba(19,33,52,.16),inset 0 1px 0 rgba(255,255,255,.82);padding:18px 16px 20px;display:grid;gap:10px;justify-items:center;text-align:center}.mobile-notice-logo{width:min(76vw,315px);max-width:100%;height:auto;display:block}.mobile-notice-card h1{margin:2px 0 0;font-size:1.16rem;line-height:1.3;color:#1f3655}.mobile-notice-card p{margin:0;font-size:.91rem;line-height:1.45;color:#50637a}.app-top-strip{position:relative;min-height:34px}.topbar{border:1px solid var(--line);border-radius:10px;background:#eef3f8;box-shadow:0 6px 12px rgba(17,29,45,.08),inset 0 1px 0 rgba(255,255,255,.72);padding:5px;display:grid;gap:5px}.topbar-logo-space{min-height:58px;display:flex;align-items:center}.topbar-logo-image{height:54px;width:auto;max-width:min(62vw,620px);display:block;object-fit:contain}.topbar-fab{position:absolute;top:50%;right:8px;transform:translateY(-50%);z-index:4;display:inline-flex;align-items:center;gap:6px}.topbar-contact-btn{width:36px;min-width:36px;min-height:36px;padding:0;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;color:#204a79;border-color:#89a4c4;background:linear-gradient(180deg,#f9fcff,#e8f0fb);box-shadow:0 3px 8px rgba(26,54,88,.16)}.topbar-contact-btn:hover{border-color:#6f90b8;background:linear-gradient(180deg,#fff,#deebfa)}.topbar-contact-btn i[data-lucide],.topbar-contact-btn svg.lucide{width:16px;height:16px}.cad-main-row{display:grid;grid-template-columns:minmax(220px,1fr) auto;align-items:start;gap:5px}.toolbar-section{border:0;border-radius:0;background:0 0;padding:3px;display:grid;gap:4px}.cad-build-group{min-width:0;align-self:stretch}.cad-quick-group{display:flex;align-items:center;gap:5px;min-height:40px;justify-self:end}.toolbar-row{display:flex;align-items:center;gap:5px;flex-wrap:wrap}.main-entity-row{flex-wrap:nowrap}.toolbar-v-sep{width:1px;height:26px;background:#afbccd;border-radius:1px;margin:0 8px;align-self:center}.main-entity-row .icon-action i[data-lucide],.main-entity-row .icon-action svg.lucide,.main-entity-row .tool-switch span i[data-lucide],.main-entity-row .tool-switch span svg.lucide{width:16px;height:16px}.main-entity-row .icon-action.has-caret i[data-lucide=chevron-down],.main-entity-row .icon-action.has-caret svg.lucide-chevron-down{width:13px;height:13px}.icon-action{min-height:30px;border-radius:7px;padding:0 10px;border:1px solid #a9b7c7;background:#edf2f8;color:#20446f;display:inline-flex;align-items:center;gap:6px;font-size:.84rem;font-weight:650}.icon-action i[data-lucide],.icon-action svg.lucide{width:16px;height:16px}.icon-action.has-caret i[data-lucide=chevron-down],.icon-action.has-caret svg.lucide-chevron-down{width:13px;height:13px;opacity:.78}.icon-action.active{border-color:#5f82b0;background:#dbe6f5}.menu-anchor{position:relative}.mini-choice-menu{position:absolute;top:calc(100% + 5px);left:0;min-width:200px;border:1px solid #aab8cb;border-radius:8px;background:#f7f9fc;box-shadow:0 12px 22px rgba(18,29,45,.18);padding:5px;display:grid;gap:4px;z-index:30}.mini-choice-menu button{min-height:30px;justify-content:flex-start;text-align:left;padding:0 9px;font-size:.8rem;border-radius:6px}.tools-detail{border-top:1px dashed #bec9d7;padding-top:6px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}.cad-inline-field{min-width:108px;display:grid;gap:3px;font-size:.74rem}.cad-inline-field input{min-height:30px}.tools-detail-actions{display:flex;gap:5px;flex-wrap:wrap}.tools-detail-actions button{min-height:30px;padding:0 9px;font-size:.8rem}.compass-mode-group{display:inline-flex;align-items:center;border:1px solid #b1bfd0;border-radius:7px;overflow:hidden;background:#f7f9fc}.compass-mode-group button{min-height:30px;border:0;border-right:1px solid #b1bfd0;border-radius:0;background:0 0;color:#2d4a71;padding:0 10px;box-shadow:none}.compass-mode-group button:last-child{border-right:0}.compass-mode-group button.active{background:#3f70af;color:#fff}.cad-inline-toggle{min-height:30px;font-size:.78rem;padding:0 9px}.quick-actions{justify-content:flex-start;flex-wrap:nowrap}.build-hint{margin:0;min-height:30px;border:1px solid #bac5d3;border-radius:8px;background:#f1f5fa;color:#3f566f;font-size:.78rem;line-height:1.28;padding:6px 9px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1 1 auto}.action-chip{margin:0;padding:0 10px;min-height:28px;border-radius:999px;border:1px solid #afbed0;background:#e9eff7;color:#274a72;display:inline-flex;align-items:center;font-size:.76rem;font-weight:600}.tool-switch{display:block;margin:0}.tool-switch input{display:none}.tool-switch span{min-height:30px;min-width:88px;border-radius:7px;border:1px solid #a9b7c7;background:#edf2f8;color:#214772;display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:0 10px;cursor:pointer;font-size:.82rem;font-weight:650}.tool-switch span i[data-lucide],.tool-switch span svg.lucide{width:16px;height:16px}.tool-switch input:checked+span{color:#fff;border-color:#2c5f9c;background:#426fa9}button,input,select{font:inherit;color:var(--ink)}button{min-height:32px;border:1px solid var(--line-dark);border-radius:7px;background:#e7edf5;padding:0 10px;cursor:pointer;font-size:.86rem;font-weight:600;transition:border-color 120ms,box-shadow 120ms,transform .1s}button:hover{border-color:#667a94;box-shadow:0 4px 9px 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.side-panel,body.layout-full.full-three .dihedral-panel{display:none}.workspace-splitter{border-radius:9px;border:1px solid var(--line);background:linear-gradient(180deg,#f4f7fc,#e2eaf5);cursor:col-resize;position:relative;touch-action:none}.workspace-splitter::after{content:"";position:absolute;inset:7px 3px;border-radius:8px;background:repeating-linear-gradient(180deg,#8ea5c2 0,#8ea5c2 3px,transparent 3px,transparent 8px);opacity:.6}.panel{min-height:0;border:1px solid var(--line);border-radius:10px;background:var(--panel);box-shadow:0 10px 20px rgba(18,31,51,.1),inset 0 1px 0 rgba(255,255,255,.84)}.panel-head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;min-width:0}.panel-head>div{min-width:0}.panel-head h3{margin:0;font-size:1.04rem;font-weight:700;color:#1f3654}.panel-head p{margin:3px 0 0;font-size:.8rem;color:var(--muted);max-width:530px}.dihedral-panel{position:relative;display:grid;grid-template-rows:auto 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button{justify-content:flex-start;text-align:left;min-height:31px}#canvasMenuRepeat{background:linear-gradient(180deg,#f0f6ff,#e2ecfa);border-color:#7898c4}.canvas-menu-panel button.active{background:#e4eeff;border-color:#6c8ebf}.canvas-pan{position:absolute;right:21px;bottom:21px;z-index:7;display:flex;gap:4px}.canvas-pan button{width:34px;height:34px;padding:0;border-radius:7px;background:linear-gradient(180deg,#fff,#e7effb);border:1px solid #abc0dc}.canvas-pan button.is-held{border-color:#5d82b6;background:linear-gradient(180deg,#dce8fc,#cfdef4)}.paint-menu{position:absolute;top:60px;right:12px;z-index:7;width:170px;border:1px solid #adc0d7;border-radius:9px;background:rgba(242,247,253,.96);box-shadow:0 8px 14px rgba(24,45,73,.14);padding:8px;display:grid;gap:6px}.paint-menu .compass-mode-group{width:100%}.paint-menu .compass-mode-group button{flex:1;min-height:27px;padding:0 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minmax(300px,1fr)}}@media (max-width:1100px){.cad-main-row{grid-template-columns:1fr;align-items:stretch}.cad-build-group,.cad-quick-group{justify-self:stretch}.cad-quick-group,.cad-quick-group .quick-actions{justify-content:flex-start}.cad-status-row{flex-wrap:wrap}.build-hint{white-space:normal}.topbar-logo-space{min-height:50px}.topbar-logo-image{height:44px}.topbar-fab{right:7px}}@media (max-width:960px){.app{padding:8px;gap:8px}.paint-menu{top:56px;right:8px;width:154px}.tools-detail{flex-direction:column;align-items:stretch}.compass-mode-group{width:fit-content}.workspace{grid-template-columns:1fr}.workspace-splitter{display:none}}@media (max-width:767px),(max-width:920px) and (max-height:500px){body{overflow:auto}.app{display:none}.mobile-notice{display:grid}}