/* Atelier palette: warm paper, walnut ink and restrained clay actions. */
:root{
  --atelier-ink:#30241d;
  --atelier-ink-soft:#554438;
  --atelier-muted:#716154;
  --atelier-line:#d9cbbb;
  --atelier-paper:#fffdf9;
  --atelier-cream:#f8f2e9;
  --atelier-sand:#eee3d5;
  --atelier-clay:#945637;
  --atelier-clay-dark:#794125;
  --atelier-walnut:#2b1e18;
}
body{background:#ece1d3;color:var(--atelier-ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline-color:#a7603d}
button:hover:not(:disabled){filter:brightness(.95)}
input,textarea,select{background:var(--atelier-paper);color:var(--atelier-ink);border-color:var(--atelier-line)}
input[type=checkbox]{accent-color:var(--atelier-clay)}
h1,h2,h3{color:var(--atelier-ink)}
.eyebrow{color:#8c6d54;font-size:10px;font-weight:700;letter-spacing:1.8px}
.muted,.small.muted{color:var(--atelier-muted)}

.topbar{background:var(--atelier-walnut);color:#f8eee2;border-bottom:1px solid #6b4c37}
.brand{gap:14px;color:#f8eee2;letter-spacing:.01em}
.brand-icon{display:grid;place-items:center;width:42px;height:42px;border:1px solid #b39479;border-radius:50%;color:#f5e5ce;letter-spacing:-5px;font-family:Georgia,serif;font-size:31px;line-height:1}
.brand-icon span{color:#c99771;font-size:24px}
.brand strong{color:#fff9f1;font-family:Georgia,serif;font-size:18px;font-weight:500;letter-spacing:.02em}
.nav-current{color:#f1e0cd;letter-spacing:.01em}
.tag{border-color:#87664f;background:#3d2a20;color:#ead5bc;letter-spacing:.02em}
.topbar .quiet{color:#f1dfcd}
.topbar .quiet:hover:not(:disabled){background:#493326;filter:none}
.primary{background:var(--atelier-clay);color:#fffaf4;border:1px solid var(--atelier-clay-dark);font-weight:650;box-shadow:0 4px 14px #53301c16}
.primary:hover:not(:disabled){background:var(--atelier-clay-dark);filter:none}
.secondary{background:#f5eadb;color:#563b2c;border:1px solid #d4bea5;font-weight:600}
.secondary:hover:not(:disabled){background:#ead9c5;filter:none}
.quiet,.text-button{color:#77513b}
.send{background:#4d3022;color:#fff9f2}

.chat-panel{background:var(--atelier-paper);border-right-color:var(--atelier-line)}
.panel-title{border-bottom:1px solid #eadfd2}
.panel-title h1{font-family:Georgia,"Times New Roman",serif;font-size:24px;line-height:1.18;font-weight:500;letter-spacing:-.02em}
.ai-glyph{color:#b97f57;font-family:Georgia,serif}
.service-status,.service-status.connected,#ai-status:not(.connected):not(.failed){background:#f2e7d8;color:#674c3b}
.service-status.failed{background:#f9e9df;color:#87472e}
.messages{background:var(--atelier-paper)}
.message-author{color:#8b6b55;font-size:10px;text-transform:uppercase;letter-spacing:.11em}
.message.user{background:#f0e5d8;border:1px solid #e5d4c0;border-radius:12px 12px 3px 12px}
.message-info{color:var(--atelier-muted)}
.suggestions button{background:#f8f2e9;border-color:#e3d5c5;color:#685140}
.suggestions button:hover:not(:disabled){background:#efdfcb;filter:none}
#chat-form{border-color:#cbb9a5;background:var(--atelier-paper);box-shadow:0 8px 30px #5034200d}
#chat-input{background:transparent;color:var(--atelier-ink)}
.chat-bottom>.small{color:#77685d}
.attachment{border-color:var(--atelier-line);background:#faf5ed}

.design-panel{background:#ede3d7}
.project-journey{background:#fbf6ee;border-bottom-color:#e3d4c3;gap:8px}
.project-journey button{border:1px solid transparent;color:#75685e;letter-spacing:.01em}
.project-journey button.current{background:#e8d3bd;border-color:#d4b291;color:#503320;font-weight:650}
.project-journey button span{color:#986946;opacity:1}
.approval-bar{background:#f3e9dd;border-bottom-color:#dfcdb9}
.approval-bar strong{color:#463020}
.approval-bar p{color:#716052}
.approval-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.approval-actions .quiet{padding:8px 10px;color:#755139;text-decoration:underline;text-underline-offset:3px}
.design-heading{background:#fffaf3;border-bottom:1px solid #e5d9c8}
.design-heading input{font-family:Georgia,"Times New Roman",serif;font-size:25px;font-weight:500;color:#3c2a1f;letter-spacing:-.025em}
.design-heading p{color:var(--atelier-muted)}
.view-switch{background:#efe3d4;border:1px solid #e4d4c2;border-radius:7px}
.view-switch button{color:#695649}
.view-switch button.active{background:var(--atelier-paper);color:#4b2c1d;box-shadow:0 2px 7px #533a2718}
#plan-view{background:#f8f1e8}
.scene-label,.floating{background:#fffaf3ea;border-color:#e0d1c0;color:#604b3e}
.canvas-bottom{color:#6b5849}
.room-strip{background:#fffcf7;border-top-color:#e1d4c5}
.room-tabs button{background:#f9f2e8;border-color:#e5d8c8;color:#735c4b}
.room-tabs button.active{background:#ead4bc;border-color:#bd9876;color:#4d2d1e}
.design-footer{background:#faf4eb;color:#756255}
.result-nudge{background:#f6ecdf;color:#725b4a}

.inspector{background:var(--atelier-paper);border-left-color:var(--atelier-line)}
.inspector-tabs{background:#fffaf4;border-bottom-color:#e3d5c4}
.inspector-tabs button{background:transparent;color:#75665b}
.inspector-tabs button.active{color:#693b25;border-color:#a56442}
.inspector-content{background:var(--atelier-paper)}
.field,.checkbox{color:#6e5b4c}
.mini-tag{background:#eee1d1;color:#664733}
.swatches button{box-shadow:0 0 0 1px #bda895}
details,.divided{border-top-color:#e7d9ca}
summary{color:#664733}
.editor-block,.project-card,.object-grid button{background:#f8f1e8;border-color:#dfcfbe;color:#50392b}
.estimate-row{border-bottom-color:#eadbcb}
.estimate-row a,.render-card a{color:#854d30}
.check-item{background:#f7ecdc;border-left-color:#b28a5c}
.check-item.info{background:#f0e8de;border-left-color:#a78971}
.document-status{border-top-color:#e3d4c4;color:#736254}
.toast{background:#38251b;color:#fff5e9;box-shadow:0 12px 34px #40261738}
dialog{background:#fffaf3;color:var(--atelier-ink);border-color:#d5c1ad;box-shadow:0 24px 90px #3722164d}
dialog::backdrop{background:#29190f77}
.auth-tabs button{color:#6b4a35}
.auth-tabs button.active{border-color:#9b5a36}
.export-preview{background:#efe3d5}
.export-preview figcaption{color:#715e4c}

#result-view,#visuals-view,#apartment-view{background:#f5ecdf}
.project-report{background:var(--atelier-paper);color:var(--atelier-ink);border-color:#ddccb9}
.project-report header,.project-report th,.project-report td{border-color:#e5d8c9}
.project-report header>p:first-child,.report-check{color:#7c624e}
.report-banner,.project-report th{background:#f0e1cd}
.report-image{background:#efe4d6}
.visuals-intro h2,.apartment-toolbar h2{font-family:Georgia,"Times New Roman",serif;font-size:30px;font-weight:500;letter-spacing:-.03em}
.visuals-intro p,.apartment-toolbar p{color:#6d5949}
.render-compose,.render-card{background:var(--atelier-paper);border-color:#deccb8}
.render-compose textarea{background:#fffaf4}
.render-empty{background:#eee0ce;border-color:#cbb39a;color:#50392b}
.render-empty>span{color:#a46f47}
.render-empty p,.render-note,.render-card figcaption p{color:#715d4d}
.render-card img{background:#eadfce}
#apartment-canvas{background:#eadac6;border-color:#d6bea4}
#apartment-summary{color:#675446}
@media(max-width:1150px){.details-open .inspector{background:var(--atelier-paper);box-shadow:-12px 0 35px #39271930}}
@media(max-width:760px){.design-heading input{font-size:21px}.panel-title h1{font-size:22px}.visuals-intro h2,.apartment-toolbar h2{font-size:25px}.approval-actions{width:100%;justify-content:space-between}}
@media print{body{background:white;color:#1d1d1d}.project-report{background:white;border:0;color:#1d1d1d}.project-report th{background:#f0e7dc}#print-root,#print-root *{font-family:Arial,sans-serif!important}}

/* A working material folio, shared by the 3D room and visualization desk. */
.design-heading>div:first-child:before{content:"ПРОЕКТ В РАБОТЕ / AI INTERIOR ARCHITECT";display:block;margin-bottom:5px;color:#9d724f;font-size:9px;font-weight:700;letter-spacing:.2em}
.project-journey{position:relative}
.project-journey button{transition:background .2s,border-color .2s,transform .2s}
.project-journey button:hover:not(:disabled){transform:translateY(-2px)}
.project-journey button.current{box-shadow:inset 0 -3px #a2623f}
.project-journey button.current span{display:inline-grid;place-items:center;width:25px;height:25px;margin-right:8px;border-radius:50%;background:#825034;color:#fff7ec;font-size:10px}
.panel-title{position:relative;overflow:hidden}
.panel-title:after{content:"";position:absolute;right:-34px;top:-30px;width:130px;height:130px;border:1px solid #ead8c1;border-radius:50%;pointer-events:none}
.message.assistant{border-left:2px solid #caa37f;padding-left:15px}
.message.assistant .message-author{letter-spacing:.14em}
.room-tabs button.active{box-shadow:inset 0 -2px #995c3a}
.canvas-palette{--concept-wall:#e6e4df;--concept-floor:#bc986d;position:absolute;top:62px;left:20px;width:184px;padding:14px 16px 13px;background:#fffaf1ed;border:1px solid #d9c6b0;border-radius:3px 20px 3px 3px;box-shadow:0 12px 32px #38261a22;pointer-events:none}
.canvas-palette>span{display:block;color:#8f694d;font-size:9px;font-weight:700;letter-spacing:.18em}
.canvas-palette>strong{display:block;margin:7px 0 10px;color:#3d2a1f;font-family:Georgia,"Times New Roman",serif;font-size:19px;font-weight:500;line-height:1.15}
.canvas-palette>div{display:flex;align-items:center;gap:5px;padding-top:8px;border-top:1px solid #e4d3bf;font-size:10px;color:#6d5848}
.canvas-swatch{display:block;width:15px;height:15px;border:1px solid #fff;box-shadow:0 0 0 1px #c8b6a3}
.canvas-swatch.wall{background:var(--concept-wall)}.canvas-swatch.floor{background:var(--concept-floor);margin-right:4px}

#visuals-view{background:#f3e8da;padding:24px clamp(18px,3vw,42px) 32px}
.visuals-intro{max-width:none;margin-bottom:16px}
.visuals-intro h2{font-size:32px}
.visuals-intro p{max-width:650px}
.concept-board{--concept-wall:#e6e4df;--concept-floor:#bc986d;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.85fr);min-height:304px;overflow:hidden;border:1px solid #c8b198;background:#fffaf3;box-shadow:12px 12px 0 #dec9b0}
.concept-art{display:grid;grid-template-rows:30px minmax(0,1fr) 28px;min-width:0;background:#e9dbc8}
.concept-art svg{display:block;width:100%;height:100%;min-height:246px;object-fit:cover}
.concept-art-top,.concept-art-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 16px;color:#624632;font-size:9px;font-weight:700;letter-spacing:.17em}
.concept-art-top{border-bottom:1px solid #ceb99f}.concept-art-bottom{border-top:1px solid #ceb99f}
.concept-copy{display:flex;flex-direction:column;padding:27px clamp(19px,2.5vw,38px) 20px;border-left:1px solid #d8c5ad}
.concept-copy h3{font-family:Georgia,"Times New Roman",serif;font-size:clamp(29px,3vw,43px);line-height:1.05;font-weight:500;letter-spacing:-.045em;margin:4px 0 11px;overflow-wrap:anywhere}
.concept-description{max-width:34ch;color:#6e5948;font-size:12px;line-height:1.65}
.concept-materials{display:flex;gap:20px;flex-wrap:wrap;margin-top:auto;padding-top:17px}
.concept-materials>div{display:flex;align-items:center;gap:9px;min-width:115px}
.concept-swatch{width:31px;height:31px;flex:none;border:3px solid #fffaf3;box-shadow:0 0 0 1px #cbb69e;transform:rotate(-8deg)}
.concept-swatch.wall{background:var(--concept-wall)}.concept-swatch.floor{background:var(--concept-floor);transform:rotate(8deg)}
.concept-materials small{display:block;color:#96795f;font-size:8px;font-weight:700;letter-spacing:.16em}
.concept-materials strong{display:block;margin-top:2px;color:#50392a;font-size:11px;font-weight:650}
.concept-foot{display:flex;justify-content:space-between;gap:10px;border-top:1px solid #e3d4c3;margin-top:19px;padding-top:10px;color:#8a6d55;font-size:10px}
.concept-foot span:first-child{font-weight:700;color:#5d3d2c}
.concept-directions{display:grid;grid-template-columns:1.1fr repeat(3,1fr);align-items:stretch;gap:0;margin:26px 0 18px;border-top:1px solid #cdb99f;border-bottom:1px solid #cdb99f}
.concept-directions>span{display:flex;align-items:center;padding:14px;color:#7a5d47;font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.concept-directions button{display:flex;align-items:center;gap:8px;min-height:54px;padding:10px 13px;background:transparent;border-left:1px solid #d6c2aa;border-radius:0;color:#50392b;text-align:left;font-size:11px}
.concept-directions button b{color:#a06b47;font-family:Georgia,serif;font-size:20px;font-weight:400}
.concept-directions button i{margin-left:auto;font-style:normal;color:#a16a43}
.concept-directions button:hover:not(:disabled),.concept-directions button[aria-pressed=true]{background:#e8d6bf;filter:none}
.concept-directions button[aria-pressed=true]{box-shadow:inset 0 -3px #995d3d}
.render-compose{border-radius:2px 17px 2px 2px}
#render-gallery .render-empty{position:relative;overflow:hidden;min-height:175px;padding:27px 28px;text-align:left;border:1px solid #cfb79a;border-radius:2px;background:linear-gradient(110deg,#ead8c3,#f9eee0)}
#render-gallery .render-empty:after{content:"01";position:absolute;right:16px;bottom:-70px;color:#c9a78355;font-family:Georgia,serif;font-size:210px;line-height:1;pointer-events:none}
#render-gallery .render-empty>span{font-size:24px;color:#9b6741}
#render-gallery .render-empty h3,#render-gallery .render-empty p{position:relative;z-index:1;margin-left:0;max-width:390px}
#render-gallery .render-empty h3{font-family:Georgia,serif;font-size:22px;font-weight:500}
#render-gallery .render-empty p{font-size:12px}
@media(max-width:1050px){.concept-board{grid-template-columns:minmax(0,1fr) minmax(260px,.9fr)}.concept-directions{grid-template-columns:1fr 1fr}.concept-directions>span{grid-column:1/-1;min-height:35px}.concept-directions button:last-child{grid-column:1/-1;border-top:1px solid #d6c2aa}.concept-directions button:nth-of-type(1){border-left:0}}
@media(max-width:760px){.design-heading>div:first-child:before{font-size:8px}.concept-board{display:block;box-shadow:7px 7px 0 #dec9b0}.concept-art svg{height:210px;min-height:210px}.concept-copy{border-left:0;border-top:1px solid #d8c5ad;padding:19px}.concept-copy h3{font-size:30px}.concept-materials{margin-top:0}.concept-foot{margin-top:16px}.concept-directions{margin-top:22px}.canvas-palette{display:none}#visuals-view{padding:18px 18px 28px}}
@media(max-width:490px){.concept-directions{grid-template-columns:1fr}.concept-directions>span{grid-column:auto}.concept-directions button,.concept-directions button:nth-of-type(1){border-left:0;border-top:1px solid #d6c2aa}.concept-directions button:last-child{grid-column:auto}.concept-art-top,.concept-art-bottom{font-size:8px}.concept-art svg{height:180px;min-height:180px}}
@media(max-width:760px){.topbar{align-content:center;gap:5px}.topbar .brand{flex:1 0 100%;height:27px;align-items:center}.topbar .top-actions{width:100%;margin:0;display:flex;justify-content:space-between;gap:3px}.topbar .top-actions button{white-space:nowrap}.topbar #projects-button{max-width:85px;overflow:hidden;text-overflow:ellipsis}.topbar #export-button{margin-left:auto}}
@media(max-width:390px){.topbar #projects-button{max-width:58px}.topbar .top-actions button{font-size:10px}}
@media print{.canvas-palette,.concept-board,.concept-directions{display:none!important}}

.topbar .brand-icon{letter-spacing:0;font-size:26px}.topbar .brand strong{font-size:20px;letter-spacing:.13em}

/* Browser-rendered SVG instead of emoji-prone Unicode for decorative marks. */
.ui-arrow,.ai-glyph{display:inline-block;flex:none;fill:none;stroke:currentColor;stroke-width:1.55;stroke-linecap:round;stroke-linejoin:round}
.ui-arrow{width:1.1em;height:1.1em;vertical-align:-.13em}
.ai-glyph{width:35px;height:35px;color:#b97f57}
.concept-directions button .ui-arrow{width:16px;height:16px;margin-left:auto;color:#a16a43}
.send{display:grid;place-items:center}.send .ui-arrow{width:21px;height:21px}
.render-empty-mark{display:block;width:22px;height:22px;border:1.5px solid currentColor;border-radius:50%}