.three-d-page{
  --three-accent:#64d9ff;--three-blue:#6f8cff;--three-gold:#e6bd72;
  --three-panel:linear-gradient(180deg,rgba(9,18,38,.96),rgba(4,10,22,.94));
  --three-line:rgba(105,139,255,.22);
  background:radial-gradient(circle at 52% 0,rgba(71,96,255,.2),transparent 34%),linear-gradient(180deg,#02050d,#071120 55%,#030711);color:var(--text)
}
.three-d-page [hidden]{display:none!important}.three-d-page .navlinks em{margin-left:4px;padding:2px 5px;border-radius:999px;background:linear-gradient(135deg,#315cff,#7d4dff);color:#fff;font:700 8px/1 var(--title-font);font-style:normal;vertical-align:top}.three-d-page main{min-height:calc(100vh - 68px)}
.three-d-page .hero{width:min(var(--max),calc(100% - 36px));min-height:330px;margin:0 auto;padding:62px 24px 42px;display:flex;align-items:flex-end;justify-content:space-between;gap:60px;position:relative;background:none}
.three-d-page .hero:before{content:"";position:absolute;inset:18px 12% auto;width:76%;height:240px;border:1px solid rgba(105,139,255,.08);border-radius:50%;transform:rotate(-5deg);box-shadow:0 0 70px rgba(79,124,255,.08);pointer-events:none}.three-d-page .hero>div{position:relative;z-index:1}.three-d-page .hero .eyebrow{margin-bottom:15px;color:var(--three-accent);font:600 12px/1.4 var(--title-font);letter-spacing:.22em}.three-d-page .hero h1{margin:0;color:#fff;background:none;-webkit-text-fill-color:initial;font:650 clamp(42px,5vw,72px)/1.1 var(--title-font);letter-spacing:.02em}.three-d-page .hero h1 strong{color:var(--three-gold);font-weight:650}.three-d-page .hero p{max-width:650px;margin:22px 0 0;color:#aebbd0;font-size:15px;line-height:1.9}.hero-meta{display:flex;gap:24px;min-width:360px;padding-top:16px;border-top:1px solid var(--three-line);white-space:nowrap}.hero-meta span{color:#91a0b5;font-size:12px}.hero-meta b{margin-right:6px;color:var(--three-accent);font:700 17px/1 var(--title-font)}
.workspace{width:min(var(--max),calc(100% - 36px));margin:0 auto;padding:0 18px 86px;display:grid;grid-template-columns:minmax(340px,410px) minmax(600px,1fr);gap:14px}.control-panel,.viewer-panel{min-width:0;border:1px solid var(--three-line);border-radius:var(--radius);background:var(--three-panel);box-shadow:var(--shadow);overflow:hidden}.control-panel{padding:24px}.section-heading{display:flex;align-items:flex-start;gap:13px;margin-bottom:20px}.section-heading>span{width:30px;height:30px;display:grid;place-items:center;border:1px solid rgba(100,217,255,.34);border-radius:50%;color:var(--three-accent);font:700 11px var(--title-font)}.section-heading h2{margin:0 0 5px;color:#f4f7ff;font:700 19px/1.3 var(--title-font)}.section-heading p{margin:0;color:var(--muted);font-size:11px}
.upload-zone{height:220px;border:1px dashed rgba(100,217,255,.34);border-radius:8px;background:radial-gradient(circle at 50% 44%,rgba(79,124,255,.12),rgba(2,7,15,.68));display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;cursor:pointer;transition:.2s}.upload-zone:hover,.upload-zone.dragging{border-color:var(--three-accent);background:rgba(100,217,255,.07);box-shadow:inset 0 0 30px rgba(100,217,255,.04)}.upload-zone input{position:absolute;inset:0;opacity:0;cursor:pointer}.upload-zone img{width:100%;height:100%;object-fit:contain;background:#02060d}.upload-empty{display:flex;flex-direction:column;align-items:center;gap:7px;text-align:center}.upload-empty i{width:42px;height:42px;display:grid;place-items:center;border:1px solid rgba(100,217,255,.38);border-radius:50%;color:var(--three-accent);font:300 24px Arial;font-style:normal}.upload-empty b{color:#edf4ff;font-size:13px}.upload-empty small{color:var(--muted);font-size:10px}.replace-image{position:absolute;right:10px;bottom:10px;border:1px solid rgba(100,217,255,.35);border-radius:6px;background:rgba(2,7,15,.88);color:#dbe8ff;padding:7px 11px;cursor:pointer}.quality-hints{display:flex;gap:6px;margin:9px 0 22px}.quality-hints span{padding:5px 8px;border:1px solid rgba(105,139,255,.12);border-radius:999px;background:rgba(255,255,255,.025);color:#718199;font-size:9px}.quality-hints span.ok{border-color:rgba(82,212,148,.34);background:rgba(82,212,148,.08);color:#82d7ae}
.field-group{margin:18px 0}.field-group label,.field-label{display:block;margin-bottom:8px;color:#dfe7f2;font-size:12px;font-weight:650}.field-group>input{width:100%;height:40px;padding:0 12px;border:1px solid rgba(105,139,255,.24);border-radius:6px;outline:none;background:#020711;color:#edf4ff;font:12px var(--title-font)}.field-group>input:focus{border-color:var(--three-accent);box-shadow:0 0 0 2px rgba(100,217,255,.08)}.field-group>input::placeholder{color:#68778d}.quality-options{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}.quality-options label{margin:0;cursor:pointer}.quality-options input{position:absolute;opacity:0}.quality-options span{min-height:61px;padding:9px;border:1px solid rgba(105,139,255,.18);border-radius:7px;background:rgba(255,255,255,.025);display:flex;flex-direction:column;justify-content:center}.quality-options b{color:#dfe8f5;font-size:10px}.quality-options small{margin-top:4px;color:#73839a;font-size:8px}.quality-options input:checked+span{border-color:var(--three-accent);background:linear-gradient(135deg,rgba(49,92,255,.18),rgba(36,211,255,.07));box-shadow:0 0 0 1px rgba(100,217,255,.08),0 0 24px rgba(79,124,255,.08)}.quality-options input:checked+span b{color:#fff}
.generate-button{width:100%;min-height:58px;margin-top:20px;border:1px solid rgba(112,149,255,.48);border-radius:7px;background:linear-gradient(135deg,#315cff,#7155e8);box-shadow:0 12px 28px rgba(49,92,255,.2);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer}.generate-button span{font-size:13px;font-weight:750}.generate-button small{margin-top:3px;color:#cbd7ff;font-size:9px}.generate-button:disabled{border-color:rgba(105,139,255,.14);background:#111a29;box-shadow:none;color:#65748a;cursor:not-allowed}.generate-button:disabled small{color:#526176}.service-message{min-height:16px;margin:9px 0 0;color:#82d7ae;font-size:10px;text-align:center}
.viewer-panel{display:flex;flex-direction:column}.viewer-toolbar{height:62px;padding:0 17px;border-bottom:1px solid var(--three-line);background:rgba(8,16,30,.72);display:flex;align-items:center;justify-content:space-between}.viewer-toolbar>span{display:flex;align-items:center;gap:8px;color:#dfe7f2;font-size:11px}.status-dot{width:7px;height:7px;border-radius:50%;background:var(--three-accent);box-shadow:0 0 10px rgba(100,217,255,.7)}.viewer-toolbar>div{display:flex;gap:7px}.viewer-toolbar button,.library-heading button{min-height:32px;padding:6px 11px;border:1px solid rgba(105,139,255,.22);border-radius:6px;background:rgba(255,255,255,.035);color:#cbd6e5;font-size:9px}.viewer-toolbar button:not(:disabled),.library-heading button{cursor:pointer}.viewer-toolbar button:not(:disabled):hover,.library-heading button:hover{border-color:var(--three-accent);color:#fff}.download-disabled small{display:block;color:var(--three-gold);font-size:7px}
.viewer-stage{height:570px;position:relative;overflow:hidden;background-color:#02060d;background-image:linear-gradient(rgba(105,139,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(105,139,255,.035) 1px,transparent 1px),radial-gradient(circle at 50% 43%,rgba(79,124,255,.18),transparent 42%);background-size:28px 28px,28px 28px,100% 100%}.viewer-stage:before{content:"";position:absolute;left:10%;right:10%;bottom:17%;height:1px;background:linear-gradient(90deg,transparent,rgba(100,217,255,.28),transparent)}model-viewer{width:100%;height:100%;--poster-color:transparent}.viewer-empty,.progress-card{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center}.viewer-empty h3{margin:24px 0 8px;color:#eaf1fb;font:700 21px var(--title-font)}.viewer-empty p{max-width:390px;margin:0;color:#8090a7;font-size:11px;line-height:1.75}
.wire-object{width:145px;height:145px;border:1px solid rgba(100,217,255,.34);position:relative;transform:rotate(30deg) skew(-8deg);filter:drop-shadow(0 0 18px rgba(79,124,255,.18))}.wire-object:before,.wire-object:after,.wire-object span{content:"";position:absolute;border:1px solid rgba(111,140,190,.42)}.wire-object:before{inset:20px;transform:rotate(45deg)}.wire-object:after{inset:46px;border-color:var(--three-gold);border-radius:50%;box-shadow:0 0 18px rgba(230,189,114,.18)}.wire-object span:nth-child(1){left:50%;top:-24px;bottom:-24px}.wire-object span:nth-child(2){top:50%;left:-24px;right:-24px}.wire-object span:nth-child(3){inset:-10px 40px;transform:rotate(60deg)}
.progress-card{z-index:3;background:rgba(2,7,15,.96)}.progress-orbit{width:108px;height:108px;margin-bottom:25px;border:1px solid rgba(100,217,255,.3);border-radius:50%;position:relative;animation:spin 6s linear infinite}.progress-orbit:before,.progress-orbit:after{content:"";position:absolute;inset:14px;border:1px solid rgba(111,140,190,.32);border-radius:50%;transform:rotateX(65deg)}.progress-orbit:after{transform:rotateY(65deg)}.progress-orbit i{width:7px;height:7px;border-radius:50%;background:var(--three-accent);box-shadow:0 0 12px var(--three-accent);position:absolute;left:50%;top:-4px}.progress-card>b{color:#edf4ff;font:700 19px var(--title-font)}.progress-card p{color:var(--muted);font-size:10px}.progress-track{width:260px;height:2px;margin-top:16px;background:#172236;overflow:hidden}.progress-track span{display:block;height:100%;width:18%;background:linear-gradient(90deg,var(--three-blue),var(--three-accent));transition:width 1s}.viewer-foot{height:48px;padding:0 16px;border-top:1px solid var(--three-line);background:#050b15;color:#697990;display:flex;align-items:center;gap:20px;font-size:8px}.private-badge{margin-left:auto;color:#82d7ae}@keyframes spin{to{transform:rotate(360deg)}}
.guide{width:min(var(--max),calc(100% - 36px));margin:0 auto;padding:0 18px 88px}.guide>div:first-child{display:flex;align-items:flex-end;justify-content:space-between}.guide .eyebrow,.library .eyebrow{color:var(--three-accent)}.guide h2,.library h2{margin:0;color:#f2f6ff;font:700 30px var(--title-font)}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);margin-top:26px;border:1px solid var(--three-line);border-radius:var(--radius);background:var(--three-panel);overflow:hidden}.guide article{min-height:165px;padding:25px;border-right:1px solid var(--three-line)}.guide article:last-child{border:0}.guide article>b{color:rgba(100,217,255,.46);font:700 25px var(--title-font)}.guide h3{margin:14px 0 8px;color:#e9f0fa;font-size:14px}.guide article p{margin:0;color:#8392a7;font-size:11px;line-height:1.8}
.library{padding:76px max(36px,calc((100vw - 1464px)/2)) 100px;border-top:1px solid rgba(105,139,255,.14);background:rgba(2,7,14,.5);min-height:470px}.library-heading{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:30px}.library-heading p{margin:10px 0 0;color:var(--muted);font-size:11px}.asset-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.asset-card{min-width:0;border:1px solid var(--three-line);border-radius:8px;background:var(--three-panel);overflow:hidden}.asset-preview{height:205px;background:#02060d;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}.asset-preview img{width:100%;height:100%;object-fit:cover}.asset-preview .state{position:absolute;left:9px;top:9px;padding:5px 8px;border:1px solid rgba(100,217,255,.28);border-radius:999px;background:rgba(2,7,15,.86);color:#bcd2e8;font-size:8px}.asset-preview .state.success{border-color:rgba(82,212,148,.34);color:#82d7ae}.asset-body{padding:14px}.asset-body h3{margin:0 0 9px;color:#f0f4fb;font:650 14px var(--title-font);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.asset-meta{display:flex;justify-content:space-between;color:#718096;font-size:8px}.asset-actions{display:flex;gap:6px;margin-top:13px;padding-top:11px;border-top:1px solid var(--three-line)}.asset-actions button{flex:1;height:29px;border:1px solid rgba(105,139,255,.18);border-radius:5px;background:rgba(255,255,255,.025);color:#9eabc0;font-size:8px;cursor:pointer}.asset-actions button.primary{border-color:rgba(111,140,255,.46);background:linear-gradient(135deg,rgba(49,92,255,.42),rgba(125,77,255,.28));color:#fff}.asset-actions button:disabled{color:#48566a;cursor:not-allowed}.library-empty{padding:68px 0;text-align:center;color:#6f7e94}.library-empty span{color:var(--three-accent);font-size:38px;opacity:.5}.library-empty h3{margin:12px 0 5px;color:#ced8e6;font:650 17px var(--title-font)}.library-empty p{font-size:10px}.three-footer{height:82px;padding:0 max(36px,calc((100vw - 1464px)/2));border-top:1px solid rgba(105,139,255,.12);background:#02060d;color:#69778c;display:flex;align-items:center;justify-content:space-between;font-size:9px;letter-spacing:.08em}
@media(max-width:1100px){.three-d-page .navlinks{display:none}.workspace{grid-template-columns:1fr}.viewer-stage{height:520px}.asset-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){.three-d-page .nav-actions .lang-toggle,.three-d-page .nav-actions .login{display:none}.three-d-page .hero{padding:46px 6px 35px;display:block}.three-d-page .hero h1{font-size:40px}.hero-meta{min-width:0;margin-top:28px;overflow:auto}.workspace,.guide{width:100%;padding-left:12px;padding-right:12px}.control-panel{padding:18px}.quality-options{grid-template-columns:1fr}.viewer-stage{height:410px}.guide-grid{grid-template-columns:1fr}.guide article{border-right:0;border-bottom:1px solid var(--three-line)}.library{padding:56px 16px}.library-heading{display:block}.library-heading button{margin-top:14px}.asset-grid{grid-template-columns:1fr}.three-footer{height:auto;min-height:82px;padding:20px;display:block}.three-footer span{display:block;margin:7px 0}}