:root{--bg:#111416;--panel:#191d20;--panel2:#202529;--line:#333a3f;--text:#f4f1ea;--muted:#9ca5a9;--accent:#ffb000;--red:#ff4d4d;--blue:#4da3ff;--green:#56d364}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.4 Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}header{height:66px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 22px;background:#131719}.brand{display:flex;align-items:center;gap:12px}.brand strong,.brand small{display:block}.brand strong{letter-spacing:.2px}.brand small{color:var(--muted);font-size:11px}.logo{width:34px;height:34px;border:2px solid var(--accent);display:grid;place-items:center;color:var(--accent);font-weight:900}.status{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}.status span{display:inline-block;width:7px;height:7px;background:var(--green);border-radius:50%;margin-right:6px}main{display:grid;grid-template-columns:340px 1fr;height:calc(100vh - 66px)}aside{overflow:auto;border-right:1px solid var(--line);background:var(--panel);padding-bottom:24px}.intro{padding:22px;border-bottom:1px solid var(--line)}.eyebrow{color:var(--accent);font-size:10px;letter-spacing:.16em;font-weight:800}.project{width:100%;border:0;border-bottom:1px solid var(--line);background:transparent;color:var(--text);font-size:22px;font-weight:700;padding:5px 0}.intro p{color:var(--muted);font-size:12px;margin-bottom:0}details{border-bottom:1px solid var(--line)}summary{cursor:pointer;padding:15px 20px;font-size:11px;font-weight:800;letter-spacing:.08em;list-style:none}.fields{padding:0 20px 20px;display:grid;gap:14px}label{display:grid;gap:6px;color:#c9ced0;font-size:11px;text-transform:uppercase;letter-spacing:.05em}label output{float:right;color:var(--accent)}input,select,button{font:inherit}input[type=number],select{width:100%;border:1px solid var(--line);background:#111416;color:var(--text);padding:9px;border-radius:3px}input[type=range]{accent-color:var(--accent);width:calc(100% - 76px)}label>input[data-for]{width:70px;float:right;margin-top:-33px;height:31px;padding:5px}.row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.check{display:flex;grid-template-columns:auto 1fr;align-items:center}.fit{display:flex;justify-content:space-between;background:#121619;border-left:3px solid var(--accent);padding:10px}.fit strong{color:var(--accent)}button{border:1px solid var(--line);background:var(--panel2);color:var(--text);padding:9px 12px;border-radius:3px;cursor:pointer;font-weight:700;font-size:12px}button:hover{filter:brightness(1.15)}button.primary{background:var(--accent);border-color:var(--accent);color:#16120a}button.secondary{background:transparent}.button-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.workspace{min-width:0;display:grid;grid-template-rows:56px 1fr 86px}.toolbar{display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid var(--line);background:#15191b}.tabs,.view-actions{display:flex;gap:8px}.tab{border:0;background:transparent;color:var(--muted);height:56px;border-radius:0}.tab.active{color:var(--text);border-bottom:2px solid var(--accent)}.viewport{position:relative;overflow:hidden;background:radial-gradient(circle at 50% 45%,#242a2e,#111416 65%)}.viewport canvas,.viewport svg{width:100%;height:100%;display:block}.hidden{display:none}.hint{position:absolute;bottom:12px;left:50%;transform:translateX(-50%);color:var(--muted);font-size:11px;background:#111b;padding:6px 10px;border-radius:20px}.metrics{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);background:#15191b}.metrics div{padding:16px 20px;border-right:1px solid var(--line)}.metrics small,.metrics strong,.metrics span{display:block}.metrics small{color:var(--muted);text-transform:uppercase;font-size:9px;letter-spacing:.12em}.metrics strong{font-size:20px;margin-top:3px}.metrics span{color:var(--muted);font-size:10px}#toast{position:fixed;right:20px;bottom:20px;background:#f4f1ea;color:#111;padding:10px 14px;box-shadow:0 8px 30px #0008;transform:translateY(80px);opacity:0;transition:.2s}#toast.show{transform:none;opacity:1}@media(max-width:800px){header{padding:0 12px}.status{display:none}main{display:block;height:auto}aside{border-right:0;max-height:none}.workspace{height:72vh}.metrics{grid-template-columns:1fr 1fr}.metrics div:nth-child(2){border-right:0}.view-actions .secondary,.ghost{display:none}}
/* high-contrast cutting preview */
.workspace{min-height:0;overflow:hidden}.viewport canvas,.viewport svg{position:absolute;inset:0}
.workspace{grid-template-rows:56px auto auto minmax(0,1fr) 86px}.view-controls{display:flex;align-items:center;gap:12px;padding:8px 18px;flex-wrap:wrap;border-bottom:1px solid var(--line)}.view-controls label{display:flex;align-items:center;white-space:nowrap}.view-controls input[type=range]{width:90px}.view-controls select{width:auto}#validation{padding:8px 18px;font-size:12px;color:#a5e6bc;background:#17291e;min-height:34px}#validation.error{color:#ffb5ad;background:#3e211f}.selected-field{color:var(--accent)}.fields p{color:var(--muted);font-size:12px;margin:0}.viewport{min-height:0}canvas,svg{touch-action:none}button:disabled,input:disabled,select:disabled{opacity:.45;cursor:not-allowed}[hidden]{display:none!important}.hint{pointer-events:none;max-width:95%;text-align:center;width:max-content}.view-controls input[type=checkbox]{accent-color:var(--accent)}#cutPreview [data-part]{cursor:pointer}#hingeFields{display:grid;gap:10px}@media(max-width:800px){.workspace{height:85vh;min-height:600px;grid-template-rows:auto auto auto minmax(200px,1fr) 150px}.toolbar{flex-wrap:wrap;padding:5px}.view-actions{padding-bottom:6px}.metrics div{padding:10px}.hint{font-size:10px}.view-controls{padding:8px}.metrics strong{font-size:16px}}
.viewport{background:#f4f1ea!important}.viewport canvas{background:linear-gradient(135deg,#fbfaf6,#e4dfd3)}#cutPreview{background:#fffdf8;border:1px solid #cfc8ba}.hint{color:#34302a;background:#fffdf0cc}

/* project summary */
.workspace{grid-template-rows:56px auto auto minmax(0,1fr)}
.summary-panel{min-height:0;overflow:auto;padding:22px;background:#ece8df;color:#1b1f22}
.summary-grid{display:grid;grid-template-columns:minmax(300px,1.3fr) repeat(2,minmax(230px,1fr));gap:14px;margin-bottom:14px}
.summary-card{min-height:290px;background:#faf8f2;border:1px solid #c9c2b6;padding:18px;box-shadow:0 8px 28px #493d2712}
.summary-card p{color:#64605a;font-size:12px;min-height:36px}
.summary-card label{color:#514c45;margin:12px 0}
.summary-card input,.summary-card select{background:#fff;color:#191d20;border-color:#c9c2b6}
.card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.card-head small{color:#8a8173;font-size:9px;font-weight:800;letter-spacing:.14em}
.card-head h2{margin:3px 0 0;font-size:18px}
.card-head>span,.card-head>strong{font-size:11px;color:#7a6d58}
.summary-preview{display:grid;grid-template-rows:auto minmax(200px,1fr)}
#summaryModel{width:100%;height:100%;min-height:210px;display:block}
.summary-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.local-status{margin-top:12px;padding:9px;border-left:3px solid var(--accent);background:#f2ecde;color:#6b5b3d;font-size:11px}
.package-list{display:grid;gap:7px;margin:20px 0}
.package-list span{padding-left:19px;color:#4e5d50;font-size:12px}
.package-list span:before{content:'✓';color:#20833d;margin-left:-19px;margin-right:8px}
.wide-button{width:100%}
.summary-panel .metrics{position:sticky;bottom:0;grid-template-columns:repeat(5,1fr);border:1px solid var(--line);box-shadow:0 -8px 20px #ece8df}
.summary-panel .metrics div:last-child{border-right:0}
.header-actions{display:flex;align-items:center;gap:14px}
.coffee{border-color:#614d22;color:#ffd06a;background:#211b0f}
.version{font-size:9px;color:var(--accent);font-style:normal;border:1px solid #5e481a;padding:2px 4px;margin-left:4px}
@media(max-width:1050px){.summary-grid{grid-template-columns:1fr 1fr}.summary-preview{grid-column:1/-1}.summary-panel .metrics{grid-template-columns:repeat(3,1fr)}}
@media(max-width:800px){.workspace{grid-template-rows:auto auto auto minmax(200px,1fr)}.summary-panel{padding:10px}.summary-grid{grid-template-columns:1fr}.summary-preview{grid-column:auto}.summary-card{min-height:0}.summary-panel .metrics{position:static;grid-template-columns:1fr 1fr}.summary-panel .metrics div{border-bottom:1px solid var(--line)}.header-actions .coffee{display:none}.tabs{overflow:auto}.tab{white-space:nowrap}}