.tools-main { padding-top:42px; }
.tools-intro { display:flex; align-items:center; justify-content:space-between; gap:20px; margin-bottom:28px; }
.tools-intro h1 { font-size:clamp(2rem,4vw,3.2rem); margin:14px 0 10px; letter-spacing:-.04em; }
.tools-intro p { color:var(--ink-1); line-height:1.6; }
.local-badge { color:var(--teal); border:1px solid #2fd2c944; border-radius:30px; padding:10px 16px; white-space:nowrap; font-size:.8rem; }
.tools-layout { display:grid; grid-template-columns:minmax(0,1fr) 340px; align-items:start; gap:22px; }
.model-stage { position:sticky; top:110px; border:1px solid #ffffff20; background:#101827; border-radius:20px; overflow:hidden; }
.stage-top { padding:17px 20px; display:flex; justify-content:space-between; gap:16px; border-bottom:1px solid #ffffff15; font-size:.85rem; }
#model-name { overflow-wrap:anywhere; min-width:0; }
#model-file-size { flex-shrink:0; color:var(--ink-1); }
.canvas-host { position:relative; height:clamp(350px,49vw,620px); overflow:hidden; background:radial-gradient(ellipse at center,#20334c,#101827 72%); }
.canvas-host canvas { display:block; width:100%; height:100%; touch-action:none; }
.model-empty { position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:15px; text-align:center; padding:28px; pointer-events:none; }
.model-empty h2 { font-size:1.35rem; }
.model-empty p { color:var(--ink-1); font-size:.95rem; line-height:1.65; }
.model-empty>span { color:var(--gold); font-size:.78rem; margin-top:8px; letter-spacing:.05em; }
.wire-cube { width:75px; height:75px; border:1px solid var(--teal); transform:rotate(-22deg) skew(12deg,10deg); margin:0 0 30px; box-shadow:0 0 60px #2fd2c915; }
.wire-cube span { display:block; width:75px; height:75px; border:1px solid #2fd2c960; transform:translate(17px,-17px); }
.model-stage.is-dragging { outline:3px solid var(--teal); outline-offset:3px; }
.view-controls { display:flex; flex-wrap:wrap; gap:8px; padding:16px 20px 8px; border-top:1px solid #ffffff15; }
.view-controls button { padding:9px 12px; color:var(--ink-0); border:1px solid #ffffff24; background:#ffffff06; border-radius:8px; cursor:pointer; font:inherit; font-size:.8rem; }
.view-controls button:hover:not(:disabled) { border-color:var(--teal); }
.orbit-help { color:var(--ink-1); font-size:.75rem; line-height:1.5; padding:8px 20px 18px; }
.tools-panel { display:grid; gap:16px; }
.tool-card { padding:22px; border:1px solid #ffffff18; border-radius:16px; background:#151f33cc; }
.tool-card h2 { display:flex; align-items:center; gap:10px; font-size:1.04rem; margin-bottom:18px; }
.step-number { color:var(--gold); font-size:.75rem; border:1px solid #d8b56a44; padding:5px 6px; border-radius:6px; }
.tool-card label:not(.file-picker) { display:block; font-size:.82rem; margin-bottom:8px; color:var(--ink-1); }
.tool-card select { width:100%; border:1px solid #ffffff30; background:#0b1322; color:var(--ink-0); border-radius:9px; padding:11px; font:inherit; font-size:.88rem; }
.file-picker { display:block; padding:16px; border:1px dashed #2fd2c966; border-radius:10px; background:#2fd2c90a; }
.file-picker>span { display:block; color:var(--teal); font-size:.9rem; margin-bottom:10px; }
.file-picker input { display:block; width:100%; color:var(--ink-1); font-size:.75rem; }
.file-picker input::file-selector-button { background:#2fd2c9; border:0; color:#062326; border-radius:5px; padding:8px; cursor:pointer; }
.small-note { color:var(--ink-1); font-size:.77rem; line-height:1.65; margin-top:10px; overflow-wrap:anywhere; }
.model-status { color:var(--teal); font-size:.85rem; line-height:1.6; margin-top:15px; overflow-wrap:anywhere; }
.model-status.is-error { color:#ffb2b2; }
.text-button { display:inline-block; margin-top:12px; background:none; color:var(--ink-1); border:none; text-decoration:underline; cursor:pointer; font:inherit; font-size:.8rem; }
.model-dimensions { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:8px; margin-top:15px; }
.model-dimensions div { background:#080e1899; border-radius:8px; padding:10px 6px; text-align:center; }
.model-dimensions dt { color:var(--ink-2); font-size:.7rem; margin-bottom:5px; }
.model-dimensions dd { font-size:.85rem; overflow-wrap:anywhere; }
#convert-model { width:100%; margin-top:16px; cursor:pointer; }
.model-tools-page button:disabled,.model-tools-page select:disabled,.model-tools-page input:disabled { opacity:.45; cursor:not-allowed; }
.tools-bottom { display:grid; grid-template-columns:1fr 1fr .8fr; gap:32px; margin:42px 0; padding-top:30px; border-top:1px solid #ffffff18; }
.tools-bottom h2 { font-size:1rem; margin-bottom:10px; }
.tools-bottom p { color:var(--ink-1); font-size:.85rem; line-height:1.8; }
.tools-bottom .button { margin-top:16px; font-size:.85rem; }
.tools-footer { display:flex; flex-wrap:wrap; justify-content:space-between; gap:12px; font-size:.7rem; color:var(--ink-2); padding:22px 0 35px; border-top:1px solid #ffffff18; line-height:1.7; }
.tools-footer a,.tools-notice a { text-decoration:underline; }
.tools-notice { border:1px solid var(--gold); padding:15px; margin-bottom:20px; }
@media(max-width:1000px) { .tools-layout { grid-template-columns:minmax(0,1fr) 300px; gap:14px; } .tool-card { padding:16px; } .tools-intro { align-items:flex-start; flex-direction:column; } }
@media(max-width:740px) { .tools-layout,.tools-bottom { grid-template-columns:1fr; } .model-stage { position:relative; top:auto; } .canvas-host { height:380px; } .tools-main { padding-top:26px; } .tools-bottom { gap:24px; } }