:root{color-scheme:dark;--bg:#171b20;--panel:#20252b;--line:#363e47;--text:#edf0f3;--muted:#a3aeb9;--accent:#f4b16d;--ink:#201b16;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}button,input,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}button:focus-visible,input:focus-visible,textarea:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:4px}button{color:inherit}button,textarea,input{border-radius:7px}button{transition:background .15s,border-color .15s}button:hover:not(:disabled){filter:brightness(1.12)}button:active:not(:disabled){transform:translateY(1px)}.topbar{height:76px;padding:0 28px;display:flex;align-items:center;border-bottom:1px solid var(--line);gap:22px;background:#1c2127}.brand{color:inherit;text-decoration:none;display:flex;gap:12px;align-items:center;font-size:21px;white-space:nowrap}.brand strong{font-weight:650;letter-spacing:-.7px}.brand strong span{font-weight:350;color:#c9d0d7}.brand-mark{display:grid;place-items:center;width:34px;height:36px;color:var(--accent);border:1px solid #8e6a45;border-radius:5px;font-family:Georgia,serif;font-size:27px}.prototype,.section-kicker{font-size:12px;font-weight:650;letter-spacing:1.6px;color:var(--muted)}.prototype{padding:6px 9px;border:1px solid var(--line);border-radius:4px;letter-spacing:1px}.top-actions{margin-left:auto;display:flex;gap:16px;align-items:center}.quiet,.connection{border:1px solid var(--line);padding:10px 13px;background:transparent;font-size:14px}.connection{color:var(--accent);border-color:#68533e}.workspace{display:grid;grid-template-columns:290px minmax(350px,1fr) 280px;min-height:calc(100vh - 76px)}.design-panel,.surface-panel{padding:28px 22px;background:var(--panel)}.design-panel{border-right:1px solid var(--line)}.surface-panel{border-left:1px solid var(--line)}h1{font-size:23px;line-height:1.25;letter-spacing:-.5px;margin:12px 0 27px;font-weight:550}h2{font-size:19px;font-weight:550;letter-spacing:-.3px;margin:10px 0 20px}h3{font-size:14px;font-weight:600;margin:0 0 15px}label,legend{display:block;font-size:14px;color:#d8dfe5;margin-bottom:10px}textarea{width:100%;background:#171c21;border:1px solid #414a54;color:#e4e9ee;padding:13px;font-size:15px;line-height:1.55;resize:vertical;min-height:185px}input[type=number]{min-width:0;width:100%;background:#171c21;border:1px solid #414a54;padding:9px 10px;color:var(--text);margin-top:8px}input[type=range]{width:100%;accent-color:var(--accent);height:5px;margin:0 0 24px;cursor:pointer}input[type=checkbox],input[type=radio]{accent-color:var(--accent);width:16px;height:16px;flex-shrink:0}.text-button{padding:0;border:0;background:transparent;font-size:13px;color:var(--accent);text-align:left;line-height:1.5}.primary{width:100%;background:var(--accent);color:var(--ink);border:0;padding:13px 15px;font-size:15px;font-weight:650;text-align:left;display:flex;justify-content:space-between}.small-note{font-size:12px;line-height:1.55;color:var(--muted)}.divider{height:1px;background:var(--line);margin:25px 0}.section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:8px}.section-heading h2{font-size:15px;margin:0 0 16px}.project-list{display:flex;flex-direction:column;gap:7px;max-height:260px;overflow:auto}.project{background:transparent;border:1px solid transparent;padding:11px 10px;text-align:left;width:100%}.project.active{border-color:#515c66;background:#2c333b}.project strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:450}.project small{display:block;color:var(--muted);font-size:12px;margin-top:6px}.method-note{font-size:12px;line-height:1.6;color:var(--muted);margin-top:24px}.preview-panel{min-width:0;position:relative;display:flex;flex-direction:column;background:#14181d}.preview-top{padding:28px 26px 16px;display:flex;justify-content:space-between;gap:12px;z-index:1}.preview-top h2{margin:10px 0 6px;max-width:380px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.preview-top p{margin:0;font-size:12px;color:var(--muted)}.view-tabs{display:flex;align-self:flex-start;border:1px solid var(--line);border-radius:7px;padding:3px;white-space:nowrap}.view-tabs button{background:transparent;border:0;font-size:13px;padding:7px 10px;color:var(--muted)}.view-tabs button[aria-pressed=true]{background:#37414b;color:var(--text)}#viewport{position:relative;flex:1;min-height:480px;overflow:hidden;background:radial-gradient(ellipse at 50% 45%,#303943 0%,#1c232b 52%,#14181d 85%)}#viewport>canvas:not(#map){display:block;width:100%;height:100%;position:absolute;inset:0}#map{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;padding:30px;image-rendering:auto}.fit-button{position:absolute;bottom:22px;left:25px;padding:9px 12px;font-size:13px;border:1px solid #47515c;background:#20262ddb;z-index:2}.orientation{position:absolute;right:25px;bottom:28px;font-size:13px;color:#bdc8d2}.orientation span{margin-left:14px;color:var(--muted)}.preview-bottom{padding:15px 25px;display:flex;justify-content:space-between;gap:15px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}#interaction-hint{text-align:right}#status{font-size:13px;line-height:1.5;padding:12px 25px;background:#1b2128;color:#c0cbd5;min-height:44px}#status.error{color:#ffb7a7;background:#352a2a}.dimensions-heading{margin-top:27px}.unit{font-size:12px;color:var(--muted)}.paired{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:14px}.range-label{display:flex;justify-content:space-between;gap:10px;margin-bottom:15px}.range-label output{color:var(--accent);font-variant-numeric:tabular-nums}.base-label{display:flex;align-items:center;justify-content:space-between;gap:14px}.input-suffix{display:flex;align-items:center;width:95px;gap:8px;color:var(--muted)}.input-suffix input{margin:0}.check{display:flex;align-items:center;gap:9px;font-size:13px;margin:13px 0}.materials{display:flex;gap:6px}.material{flex:1;min-width:0;padding:9px 3px;font-size:12px;background:transparent;border:1px solid var(--line);color:var(--muted)}.material.selected{color:var(--text);border-color:#a07c55}.export-block{margin-top:28px;padding-top:24px;border-top:1px solid var(--line)}.export-button{width:100%;display:flex;justify-content:space-between;background:#2d363f;border:1px solid #4a5865;padding:12px;margin:8px 0;font-size:14px}.export-block .text-button{margin:9px 0 0}#empty,#busy{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:40px;z-index:3;background:#151b22e8}#empty p,#busy p{font-size:14px;color:var(--muted);line-height:1.6;max-width:290px}#busy strong,#empty strong{font-weight:500;font-size:21px}.spinner{width:38px;height:38px;border:2px solid #4a443d;border-top-color:var(--accent);border-radius:50%;animation:spin 1.3s linear infinite;margin-bottom:24px}@keyframes spin{to{transform:rotate(360deg)}}[hidden]{display:none!important}dialog{background:#252c33;color:var(--text);border:1px solid #52606c;border-radius:12px;max-width:490px;padding:32px;box-shadow:0 30px 100px #0008}dialog::backdrop{background:#080d13ba;backdrop-filter:blur(5px)}dialog p{font-size:15px;line-height:1.7;color:#bac5ce}dialog .primary{margin-top:25px}.close-dialog{float:right;border:0;background:none;font-size:26px;margin-top:-10px}code{font-size:13px;color:var(--accent);overflow-wrap:anywhere}@media(min-width:1550px){.workspace{grid-template-columns:320px minmax(350px,1fr) 300px}.design-panel,.surface-panel{padding:32px 27px}}@media(max-width:1150px){.workspace{grid-template-columns:260px minmax(300px,1fr) 250px}.design-panel,.surface-panel{padding:25px 17px}.preview-top{flex-direction:column}.view-tabs{margin-top:10px}.preview-bottom{flex-direction:column;gap:6px}#interaction-hint{text-align:left}.prototype{display:none}}@media(max-width:900px){.workspace{grid-template-columns:260px minmax(300px,1fr)}.surface-panel{grid-column:1/-1;border-left:0;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:10px 30px}.surface-panel>*{grid-column:1/-1}.surface-panel .paired{max-width:450px}.preview-panel{min-height:720px}.topbar{padding:0 18px}.connection{max-width:155px}.surface-panel input[type=range]{max-width:100%}}@media(max-width:760px){.topbar{height:auto;min-height:70px;padding:16px;flex-wrap:wrap;gap:14px}.brand{font-size:20px}.top-actions{gap:7px}.quiet,.connection{padding:8px;font-size:12px}.workspace{display:flex;flex-direction:column}.design-panel{border-right:0;padding:24px}.design-panel h1{margin-bottom:20px}.preview-panel{min-height:580px;order:0}.surface-panel{padding:24px;display:block}.project-list{max-height:130px}.preview-top{flex-direction:row;padding:24px 20px 12px}.preview-top h2{max-width:175px;font-size:17px}.preview-top .section-kicker{font-size:11px}.view-tabs button{font-size:12px;padding:7px}#viewport{min-height:370px}.preview-bottom{padding:14px 20px}textarea{min-height:155px}.prototype{display:none}}@media(prefers-reduced-motion:reduce){*{animation-duration:0s!important;transition:none!important}}
/* V2: conversation and its shared design brief. */
.workflow-tabs{display:flex;gap:4px;margin-left:14px;padding:4px;background:#11171c;border:1px solid var(--line);border-radius:8px}.workflow-tabs button{border:0;background:transparent;padding:8px 12px;font-size:14px;color:var(--muted);white-space:nowrap}.workflow-tabs button[aria-pressed=true]{background:#3b444d;color:var(--text)}.conversation-workspace{display:grid;grid-template-columns:minmax(360px,1.05fr) minmax(340px,.95fr);max-width:1380px;margin:0 auto;min-height:calc(100vh - 76px)}.conversation-column{padding:36px 38px;min-width:0;border-right:1px solid var(--line);display:flex;flex-direction:column}.conversation-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:15px}.conversation-heading h1{font-size:30px;margin:12px 0 24px}.conversation-heading .quiet{white-space:nowrap}select{font:inherit;color:var(--text);background:#242c34;border:1px solid #49545f;border-radius:6px;padding:10px;max-width:100%;width:100%;font-size:14px}.messages{min-height:250px;max-height:48vh;overflow:auto;padding:8px 10px 15px 0;flex:1}.message{padding:18px 20px;border:1px solid #343f49;border-radius:10px;margin:0 0 16px;background:#232c34}.message.user{margin-left:42px;background:#30302b;border-color:#68553e}.message strong{font-size:12px;letter-spacing:.4px;color:var(--accent);font-weight:500}.message p{font-size:16px;line-height:1.7;white-space:pre-wrap;margin:8px 0 0;overflow-wrap:anywhere}.chat-form{margin-top:20px;border-top:1px solid var(--line);padding-top:20px}.chat-form textarea{min-height:100px;max-height:250px;font-size:16px}.composer-actions{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:12px}.composer-actions .primary{width:auto;white-space:nowrap;font-size:14px}#chat-status{font-size:14px;line-height:1.6;color:var(--muted);min-height:44px}#chat-status.error{color:#ffb7a7}.brief-column{padding:36px 38px;background:#20272e;min-width:0}.brief-heading{display:flex;align-items:center;justify-content:space-between;gap:15px}.brief-column>h2{font-size:28px;margin:15px 0 26px}.brief-column>h3{font-size:20px;margin:0 0 14px}#brief-summary{font-size:16px;line-height:1.75;color:#c3ced6;white-space:pre-wrap;overflow-wrap:anywhere}.brief-column h4{font-size:14px;color:#f1c18f;font-weight:550;margin:27px 0 12px}.brief-column ul{padding-left:20px;margin:0;line-height:1.65;font-size:15px}.brief-column li{margin:10px 0;overflow-wrap:anywhere}.suggestion{display:flex;align-items:flex-start;gap:10px;padding:13px;background:#29333c;border:1px solid #465360;border-radius:7px;font-size:15px;line-height:1.6}.suggestion input{margin-top:5px;width:16px;height:16px;accent-color:var(--accent)}.suggestion:has(:checked){border-color:#c19361}.brief-actions{margin:28px 0;padding:24px 0;border-block:1px solid var(--line)}.brief-actions details{margin:18px 0}.brief-actions summary{font-size:14px;color:#b9c7d1;cursor:pointer}.brief-actions pre{font-family:inherit;font-size:14px;line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere;color:#c8d0d6;padding:15px;background:#171d23;border-radius:7px}.brief-actions .primary{margin-top:20px}.version-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.version-card{padding:0;border:1px solid #47535f;background:#171e25;overflow:hidden;text-align:left}.version-card.active{border-color:var(--accent)}.version-card img{width:100%;aspect-ratio:1.5;object-fit:contain;background:#000;display:block}.version-card span{display:block;padding:10px;font-size:13px}.topbar .prototype{font-size:11px}.topbar{gap:12px}#back-to-discussion{margin-bottom:16px}.conversation-column .small-note,.brief-column .small-note{font-size:13px}@media(max-width:1200px){.topbar>.prototype{display:none}.conversation-column,.brief-column{padding:28px}.topbar{flex-wrap:wrap;height:auto;min-height:76px;padding-block:15px}}@media(max-width:760px){.conversation-workspace{display:flex;flex-direction:column}.conversation-column{border-right:0;border-bottom:1px solid var(--line);padding:25px 22px}.brief-column{padding:28px 22px}.conversation-heading h1{font-size:25px}.messages{max-height:430px;min-height:160px}.topbar{gap:12px}.workflow-tabs{margin-left:0;order:3;width:100%}.workflow-tabs button{flex:1}.top-actions{margin-left:auto}.conversation-heading .quiet{font-size:12px;padding:9px}.composer-actions{align-items:flex-start}.brief-heading .prototype{display:block}.message.user{margin-left:20px}}

.message.thinking p{animation:thinking-pulse 1.2s ease-in-out infinite} @keyframes thinking-pulse{50%{opacity:.4}} @media(prefers-reduced-motion:reduce){.message.thinking p{animation:none}}

.brief-actions>label{display:block;margin-top:14px}.brief-actions>select{margin:6px 0 12px}
@media(min-width:901px){.preview-panel{position:sticky;top:0;align-self:start;height:calc(100vh - 76px);min-height:540px}#viewport{min-height:300px}}

.library-workspace{max-width:1250px;margin:0 auto;padding:40px 28px}.library-workspace h1{font-size:32px;margin:12px 0}.library-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:24px;margin-top:30px}.library-card{padding:18px;border:1px solid var(--line);border-radius:12px;background:#20272e}.library-card img{width:100%;height:240px;object-fit:contain;background:#15191d;border-radius:6px}.library-card h2{font-size:20px;overflow-wrap:anywhere}.library-card .quiet{width:100%}#library-status{color:var(--accent);line-height:1.6}#finish-status:empty{display:none}#finish-status{padding:12px 28px;margin:0;color:#ffb7a7}@media(max-width:760px){.library-workspace{padding:28px 22px}.top-actions{flex-wrap:wrap}}

button[aria-busy=true]{cursor:wait}

/* A compact cost bar remains available in every workspace. */
.usage-bar{position:sticky;top:0;z-index:20;background:#1d252c;border-bottom:1px solid var(--line);font-size:12px;font-variant-numeric:tabular-nums}
.usage-bar summary{display:flex;align-items:center;flex-wrap:wrap;gap:10px 22px;padding:12px 28px;cursor:pointer;list-style:none}
.usage-bar summary::-webkit-details-marker{display:none}.usage-bar summary:focus-visible{outline:2px solid var(--accent);outline-offset:-3px}
.usage-label{color:var(--muted)}.usage-bar strong{color:var(--accent);font-size:13px}.usage-more{margin-left:auto;color:var(--accent)}.usage-more:after{content:' ▾'}details[open] .usage-more:after{content:' ▴'}
.usage-panel{position:absolute;left:0;right:0;background:#1d252c;border-bottom:1px solid #52606c;box-shadow:0 16px 30px #0008;padding:20px 28px;max-height:65vh;overflow:auto}.usage-panel h2{font-size:17px;margin:0 0 10px}.usage-panel p{color:var(--muted);line-height:1.6;max-width:1000px}.usage-table-wrap{overflow-x:auto}.usage-panel table{border-collapse:collapse;width:100%;font-size:12px;text-align:left}.usage-panel th,.usage-panel td{padding:12px 14px;border-bottom:1px solid var(--line);white-space:nowrap}.usage-panel th{color:var(--muted);font-weight:500}.usage-panel td:first-child,.usage-panel th:first-child{padding-left:0}
@media(max-width:760px){.usage-bar summary{gap:8px 16px;padding:12px 18px}.usage-label{width:100%}.usage-panel{padding:16px 18px}.usage-more{position:absolute;right:18px;top:12px}}
@media(max-width:760px){.chat-form{position:sticky;bottom:0;z-index:2;background:var(--bg);padding-bottom:12px}}
/* Sidebar navigation: the header and usage summary live in a collapsible left column on wider screens. */
.nav-icon{display:none;width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linejoin:round;flex-shrink:0}.brand-row{display:flex;align-items:center;justify-content:space-between;gap:10px}.sidebar-toggle{display:none;place-items:center;width:32px;height:32px;padding:0;border:1px solid var(--line);background:transparent;color:var(--muted);flex-shrink:0}
@media(min-width:761px){
:root{--sidebar-w:250px}body.sidebar-collapsed{--sidebar-w:64px}
body{display:grid;grid-template-columns:var(--sidebar-w) minmax(0,1fr);height:100vh;height:100dvh;overflow:hidden}
.sidebar{height:100vh;height:100dvh;overflow:hidden auto;display:flex;flex-direction:column;background:#1c2127;border-right:1px solid var(--line)}
.sidebar>*{flex-shrink:0}.app-main{height:100vh;height:100dvh;overflow:auto;min-width:0;display:flex;flex-direction:column}.app-main>*{flex-shrink:0}
.topbar{height:auto;min-height:0;flex-direction:column;flex-wrap:nowrap;align-items:stretch;gap:16px;padding:20px 16px;border-bottom:1px solid var(--line);background:transparent}
.topbar>.prototype{display:block;align-self:flex-start}.sidebar-toggle{display:grid}.nav-icon{display:block}
.workflow-tabs{flex-direction:column;margin-left:0}.workflow-tabs button{display:flex;align-items:center;gap:10px;padding:10px 12px;text-align:left}
.top-actions{margin-left:0;flex-direction:column;align-items:stretch;gap:8px}.top-actions button{text-align:left}.connection{max-width:none}
.usage-bar{position:static;border-bottom:0;background:transparent}.usage-bar summary{flex-direction:column;align-items:flex-start;flex-wrap:nowrap;gap:8px;padding:16px}.usage-more{margin-left:0}
.usage-panel{position:fixed;left:var(--sidebar-w);top:0;right:auto;width:min(1000px,calc(100vw - var(--sidebar-w)));max-height:80vh;z-index:30;border:1px solid #52606c}
body.sidebar-collapsed .brand strong,body.sidebar-collapsed .topbar>.prototype,body.sidebar-collapsed .nav-label,body.sidebar-collapsed .top-actions,body.sidebar-collapsed .usage-bar{display:none}
body.sidebar-collapsed .topbar{padding:16px 10px;align-items:center}body.sidebar-collapsed .brand-row{flex-direction:column}body.sidebar-collapsed .workflow-tabs button{padding:10px;justify-content:center}
.workspace{min-height:100%}
.conversation-workspace{flex:1 1 auto;min-height:0;width:100%;grid-template-rows:minmax(0,1fr)}.conversation-column,.brief-column{min-height:0;overflow-y:auto}.conversation-column .messages{flex:1 1 0;min-height:120px;max-height:none}.conversation-column .chat-form{flex-shrink:0}
}
@media(min-width:901px){.preview-panel{height:100vh;height:100dvh}}
#chat-status:empty{display:none}
/* The current design's name is the page title; it doubles as the switcher between in-progress designs. */
.conversation-heading>div:has(.design-title){flex:1;min-width:0}.design-title{min-width:0}.design-title input{width:calc(100% + 8px);margin:0 0 0 -8px;padding:2px 8px 4px;font:inherit;font-size:inherit;font-weight:inherit;letter-spacing:inherit;line-height:inherit;color:var(--text);background:transparent;border:1px solid transparent;border-radius:8px;text-overflow:ellipsis;cursor:text}.design-title input:hover:not(:disabled){border-color:var(--line)}.design-title input:focus{background:#171c21;border-color:var(--accent);outline:none;text-overflow:clip}.design-title input:disabled{opacity:1;cursor:default}
.generate-button{display:flex;gap:10px;align-items:center;padding:12px 15px;font-size:14px;font-weight:650;white-space:nowrap;color:var(--accent);background:transparent;border:1px solid #a07c55}
.artwork-message button{display:block;width:100%;padding:0;margin-top:12px;border:0;background:none;cursor:pointer}.artwork-message img{display:block;width:100%;height:auto;border-radius:6px;background:#000}.artwork-message.active{border-color:var(--accent)}
.artwork-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:14px}.artwork-actions a{color:var(--accent);font-size:14px}
.suggestion{align-items:center;justify-content:space-between;margin-bottom:10px}.suggestion .add-to-chat{flex-shrink:0;padding:7px 11px;font-size:13px;white-space:nowrap;color:var(--accent);background:transparent;border:1px solid #a07c55}

.artwork-buttons{display:flex;gap:10px;align-items:center}.artwork-actions .artwork-basic{width:auto;margin:0;padding:10px 14px;font-size:14px;font-weight:650;color:var(--accent);background:transparent;border:1px solid #a07c55}
.prompt-debug{margin:6px 0 4px;border:1px dashed #5b6670;border-radius:8px;padding:10px 14px}.prompt-debug summary{cursor:pointer;font-size:14px;color:#b9c7d1}.debug-badge{display:inline-block;margin-right:8px;padding:2px 7px;border-radius:4px;background:#5a2d2d;color:#ffb7a7;font-size:11px;font-weight:700;letter-spacing:1px}.prompt-debug pre{margin:12px 0 2px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere;color:#c8d0d6;max-height:420px;overflow:auto}
.model-picker{display:none}@media(min-width:761px){.model-picker{display:flex;flex-direction:column;gap:6px;margin:0;font-size:12px;color:var(--muted)}.model-picker select{font-size:13px;padding:8px}body.sidebar-collapsed .model-picker{display:none}}
.pending-edits{margin:14px 0 4px;border:1px solid #6a5640;border-radius:8px;padding:10px 14px;background:#262a2c}.pending-edits summary{cursor:pointer;font-size:14px;font-weight:600;color:#f1c18f}.pending-count{display:inline-block;min-width:20px;margin-left:6px;padding:1px 7px;border-radius:10px;background:#5b4630;color:#f4d2ac;font-size:12px;text-align:center}.pending-edits ul{margin:12px 0 4px;padding-left:20px;font-size:14px;line-height:1.6}.pending-edits li{margin:6px 0}.pending-footer{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:8px}.pending-footer .small-note{margin:0}.pending-footer .primary{width:auto;margin:0;padding:9px 14px;font-size:14px;gap:10px}
.pending-edits ul.empty{list-style:none;padding-left:0;color:var(--muted)}
.prompt-debug summary{display:flex;align-items:center;gap:8px}.prompt-debug summary::before{content:'▸';color:var(--muted)}.prompt-debug[open] summary::before{content:'▾'}.prompt-debug summary::-webkit-details-marker{display:none}.prompt-debug summary{list-style:none}.prompt-debug .debug-badge{margin-right:0}.regenerate{margin-left:auto;padding:6px 11px;font-size:13px;font-weight:600;color:var(--accent);background:transparent;border:1px solid #a07c55;white-space:nowrap}
.artwork-links{display:flex;align-items:center;gap:16px}.artwork-actions .artwork-delete{display:inline;width:auto;margin:0;padding:0;border:0;background:none;color:#e59a8c;font-size:14px;text-decoration:underline;text-underline-offset:3px;cursor:pointer}.confirm-dialog h2{margin-top:0}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}.dialog-actions button{padding:10px 16px;font-size:14px}.danger{background:#a8473a;color:#fff;border:0;font-weight:650}
.blend-note{margin:-14px 0 18px}
.preview-top>.preview-detail{display:flex;align-items:center;gap:8px;margin:0;font-size:12px;color:var(--muted);white-space:nowrap;align-self:flex-start}.preview-detail select{width:auto;padding:6px 8px;font-size:13px}.preview-top{align-items:flex-start}.preview-top>div:first-child{margin-right:auto}
.fusion-select{margin:6px 0 16px}
/* Relief & export: each column scrolls on its own instead of the whole page. */
@media(min-width:901px){.app-main>.workspace{flex:1 1 auto;min-height:0;height:100%;grid-template-rows:minmax(0,1fr)}.workspace>.design-panel,.workspace>.surface-panel{min-height:0;overflow-y:auto}.workspace>.preview-panel{position:static;align-self:stretch;height:auto;min-height:0}}
/* Relief & export is two columns now; saved studies live in the sidebar. */
.workspace{grid-template-columns:minmax(350px,1fr) 300px}@media(min-width:1550px){.workspace{grid-template-columns:minmax(350px,1fr) 320px}}@media(max-width:1150px){.workspace{grid-template-columns:minmax(300px,1fr) 260px}}@media(max-width:900px){.workspace{grid-template-columns:1fr}}
.back-link{font-size:13px;margin-bottom:4px}
/* The status bar under the preview only shows problems. */
#status:not(.error){display:none}
@media(min-width:761px){.sidebar>.usage-bar{border-bottom:1px solid var(--line)}}
.new-design{display:flex;align-items:center;gap:10px;padding:10px 12px;font-size:14px;font-weight:600;color:var(--ink);background:var(--accent);border:0;text-align:left}.new-icon{display:inline-grid;place-items:center;width:18px;font-size:18px;line-height:1}body.sidebar-collapsed .new-design{justify-content:center;padding:10px}
.bg-pick[aria-pressed=true]{border-color:var(--accent);color:var(--accent)}.bg-points{position:absolute;inset:0;pointer-events:none;z-index:2}.bg-dot{position:absolute;width:12px;height:12px;margin:-6px 0 0 -6px;border-radius:50%;background:var(--accent);border:2px solid #1b1f24;box-shadow:0 0 0 1px var(--accent)}#viewport.picking #map{cursor:crosshair}
.remove-bg[aria-pressed=true]{border-color:var(--accent);color:var(--accent);background:#3a3027}
input[type=range]:disabled{opacity:.4;cursor:default}
#green-control{align-items:flex-start;line-height:1.4;margin:0 0 14px}#green-control .small-note{display:block;font-size:11px}
.prompt-debug pre{font-family:inherit;font-size:14px;line-height:1.6}
/* Usage details modal: overrides the old drop-down panel positioning. */
.usage-dialog{width:min(1100px,92vw);max-width:none;padding:28px 32px}.usage-dialog .usage-panel{position:static;width:auto;max-height:70vh;padding:0;border:0;box-shadow:none;background:transparent;overflow:auto}.usage-dialog .usage-panel h2{margin-top:0}.usage-more:after{content:' ›'}details[open] .usage-more:after{content:' ›'}
.usage-dialog .close-dialog{position:absolute;top:14px;right:18px;float:none;margin:0}.usage-dialog .usage-panel{margin-top:6px;padding-right:28px}
/* Composer buttons sit inside the message box, bottom-right. */
.composer-box{position:relative}.composer-box textarea{display:block;padding-bottom:64px;min-height:140px}.composer-box .composer-actions{position:absolute;right:12px;bottom:12px;margin:0;gap:10px;align-items:center;justify-content:flex-end}.composer-box .composer-actions button{padding:9px 14px;font-size:14px}
/* Buttons stacked on the right inside the box: Send on top, Create artwork below. */
.composer-box textarea{padding-bottom:13px;padding-right:190px}.composer-box .composer-actions{flex-direction:column;align-items:stretch;justify-content:flex-start}.composer-box .composer-actions button{justify-content:space-between;gap:12px;min-width:164px}
.attach-button{position:absolute;left:10px;bottom:10px;width:36px;height:36px;padding:0;border:1px solid var(--line);background:#1f252c;font-size:17px;line-height:1}.composer-box textarea{padding-bottom:54px}
.reference-message img{display:block;max-width:100%;max-height:260px;margin-top:12px;border-radius:6px;background:#000}.reference-controls{display:flex;align-items:center;flex-wrap:wrap;gap:10px 14px;margin-top:12px}.reference-controls select{width:auto;padding:7px 9px;font-size:13px}.reference-controls small{color:var(--muted);font-size:12px;flex:1;min-width:150px}
#prompt.dropping{border-color:var(--accent);background:#1f2125}
.brief-heading h2{font-size:24px;margin:0}.brief-toggle{display:grid}.brief-column>h2{display:none}
body.brief-collapsed .conversation-workspace{grid-template-columns:minmax(360px,1fr) 56px;max-width:none}body.brief-collapsed .brief-column{padding:20px 10px;overflow:hidden}body.brief-collapsed .brief-body,body.brief-collapsed .brief-heading h2{display:none}body.brief-collapsed .brief-heading{justify-content:center}
.composer-box textarea{min-height:190px}.apply-wrap{position:relative;display:flex;flex-direction:column}
.apply-popup{display:none;position:absolute;right:0;bottom:calc(100% + 8px);width:320px;max-height:300px;overflow:auto;padding:12px 14px;background:#252c33;border:1px solid #52606c;border-radius:8px;box-shadow:0 12px 30px #0009;z-index:10;text-align:left;font-size:13px;line-height:1.5;color:var(--text)}
.apply-wrap:hover .apply-popup,.apply-wrap:focus-within .apply-popup{display:block}.apply-popup strong{color:var(--accent);font-size:13px}.apply-popup ul{margin:8px 0;padding-left:18px}.apply-popup li{margin:4px 0}.apply-popup small{display:block;color:var(--muted);font-size:12px}
/* Tighter top of the conversation column, and a more compact composer. */
.conversation-column{padding-top:18px}.conversation-heading h1{margin:4px 0 14px}.chat-form{margin-top:12px;padding-top:12px}
.composer-box textarea{min-height:136px}.composer-box .composer-actions{gap:6px}.composer-box .composer-actions button{padding:7px 12px;font-size:13px;min-width:150px}
/* Keep the conversation readable when the summary pane is collapsed, and always show chat images whole. */
.conversation-column>*{width:100%;max-width:960px;margin-left:auto;margin-right:auto}
.artwork-message img,.reference-message img{width:auto;max-width:100%;max-height:min(58vh,620px);margin-left:auto;margin-right:auto}
.preview-controls{display:flex;align-items:center;gap:8px;margin-left:auto;align-self:flex-start}.preview-controls select{width:auto;height:36px;padding:0 30px 0 10px;font-size:13px}.preview-controls .view-tabs{height:36px;align-items:center;align-self:center;margin:0}.preview-controls .view-tabs button{padding:5px 10px}
.heightmap-message img{background:#000}
.artwork-actions .artwork-open{width:auto;margin:0;padding:10px 14px;font-size:14px;font-weight:650;color:var(--accent);background:transparent;border:1px solid #a07c55}
.lightbox{width:100vw;height:100vh;max-width:none;max-height:none;margin:0;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none}.lightbox::backdrop{background:#05080cee;backdrop-filter:blur(6px)}
.lightbox-bar{position:fixed;top:0;left:0;right:0;display:flex;align-items:center;gap:16px;padding:14px 20px;color:var(--text);z-index:2}.lightbox-bar strong{font-size:14px;font-weight:600;color:var(--accent)}#lightbox-count{font-size:13px;color:var(--muted)}.lightbox-bar form{margin-left:auto}.lightbox-close{border:0;background:none;color:var(--text);font-size:30px;line-height:1;padding:0 6px}
.lightbox-stage{height:100%;display:flex;align-items:center;justify-content:center;gap:12px;padding:56px 16px 24px}.lightbox-stage img{max-width:calc(100vw - 140px);max-height:calc(100vh - 100px);object-fit:contain;border-radius:6px;background:#000}
.lightbox-nav{flex-shrink:0;width:44px;height:64px;border:1px solid #52606c;background:#1f252cdd;color:var(--text);font-size:34px;line-height:1;padding:0}.lightbox-nav:disabled{visibility:hidden}
.lightbox-trigger{display:block;padding:0;border:0;background:none;cursor:zoom-in}.artwork-message button:has(img),.lightbox-trigger{cursor:zoom-in}
.heightmap-row{display:flex;align-items:center;gap:18px;margin-top:12px}.heightmap-row>button{flex:0 0 auto;margin:0}.heightmap-message .heightmap-row img{width:auto;max-width:240px;max-height:160px;margin:0}
.heightmap-actions{display:flex;flex-direction:column;align-items:flex-start;gap:10px}.heightmap-actions .artwork-open{width:auto;padding:9px 14px;font-size:14px;font-weight:650;color:var(--accent);background:transparent;border:1px solid #a07c55}.heightmap-actions .artwork-delete{padding:0;border:0;background:none;color:#e59a8c;font-size:13px;text-decoration:underline;text-underline-offset:3px}
.heightmap-message .heightmap-row>button{width:auto;display:block}
.heightmap-actions .artwork-delete{width:auto;align-self:flex-start;margin:0}
.reference-controls .artwork-delete{padding:0;border:0;background:none;color:#e59a8c;font-size:14px;text-decoration:underline;text-underline-offset:3px;cursor:pointer}.reference-message .lightbox-trigger{max-width:100%}
.heightmap-row{justify-content:center}
.heightmap-message .heightmap-thumb{width:auto;display:block;margin:12px auto 0}.heightmap-message .heightmap-thumb img{width:auto;max-width:240px;max-height:160px;margin:0}
/* Accounts */
body.signed-out>.sidebar,body.signed-out>.app-main{display:none}body.signed-out{display:block}
.signin{min-height:100vh;display:grid;place-items:center;padding:24px}.signin-card{width:min(420px,100%);padding:32px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}.signin-card h1{margin:22px 0 8px}.signin-card form{display:flex;flex-direction:column;gap:12px;margin-top:18px}.signin-card input{width:100%;padding:12px;font-size:15px;color:var(--text);background:#171c21;border:1px solid #414a54;border-radius:7px}#signin-status{min-height:22px;color:var(--accent);font-size:14px;line-height:1.5}
.account{padding:14px 16px;border-bottom:1px solid var(--line);font-size:13px}.account strong{display:block;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account-role{display:inline-block;margin-top:4px;color:var(--muted);text-transform:capitalize;font-size:12px}.account-role:empty{display:none}.account-row{display:flex;align-items:center;justify-content:space-between;margin-top:8px}.account-credits{color:var(--accent);font-weight:600}.account-credits.empty{color:#e59a8c}body.sidebar-collapsed .account{display:none}
.users-workspace{max-width:1250px;margin:0 auto;padding:28px}.users-table-wrap{overflow-x:auto}.users-table{border-collapse:collapse;width:100%;font-size:13px}.users-table th,.users-table td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}.users-table th{color:var(--muted);font-weight:500}.users-add{display:flex;gap:6px;align-items:center}.users-add .quiet{padding:5px 9px;font-size:12px}.users-add input{width:70px;margin:0;padding:5px 7px}.users-actions .text-button{margin-right:12px}
.user-dialog{width:min(980px,94vw);max-width:none}.user-design{border:1px solid var(--line);border-radius:8px;padding:10px 14px;margin:8px 0}.user-design summary{cursor:pointer;font-size:14px}.user-design-images{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.user-design-images img{height:120px;border-radius:6px;background:#000}.user-design-chat p{font-size:13px;line-height:1.5;color:#c8d0d6;margin:6px 0}
.admin-mode{margin:10px 0 0;font-size:12px;color:var(--muted)}
.library-cover{cursor:pointer}.library-cover:hover{filter:brightness(1.12)}
.confirm-go{background:var(--accent);color:var(--ink);border:0;font-weight:650}
/* Library (and Users for admins) are plain buttons; discuss and relief are reached from the conversation. */
.workflow-tabs{padding:0;gap:8px;background:transparent;border:0;border-radius:0}.workflow-tabs button{border:1px solid var(--line);border-radius:7px;color:var(--text)}.workflow-tabs button[aria-pressed=true]{background:#2c333b;border-color:#515c66}
body.brief-hidden .brief-column{display:none}body.brief-hidden .conversation-workspace{grid-template-columns:minmax(0,1fr);max-width:960px}body.brief-hidden .conversation-column{border-right:0}
.readonly-note{margin:0 0 14px;padding:10px 14px;border:1px solid #68533e;border-radius:8px;background:#2a2620;color:var(--accent);font-size:14px}
body.read-only #chat-form,body.read-only .artwork-delete,body.read-only .artwork-basic,body.read-only .add-to-chat,body.read-only #apply-edits,body.read-only #regenerate{display:none}
.user-design-open{display:inline-block;margin-top:10px;color:var(--accent);font-size:14px}
.design-heading{align-items:center;justify-content:flex-start;gap:14px;margin:4px 0 14px}.design-heading h1{margin:0}
.design-back{flex-shrink:0;display:inline-flex;align-items:center;gap:7px;line-height:1;padding:9px 13px 9px 10px;font-size:14px;color:var(--muted);background:transparent;border:1px solid var(--line);border-radius:7px;white-space:nowrap}.design-back:hover{color:var(--text)}
.design-back svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.artwork-flat{color:var(--muted);font-weight:400}