/* Storefront fonts and colour tokens come from base.css / wok-review.css. */
*{box-sizing:border-box}
body.viewer{min-width:320px;min-height:100svh;background:var(--bg);color:var(--text)}
.viewer main,.viewer-header-inner{width:min(1360px,calc(100% - 104px));margin-inline:auto}
.viewer main{padding:30px 0 24px}
.viewer-header-inner{height:84px;display:flex;align-items:center;gap:26px;border-bottom:1px solid var(--line)}
.viewer-header nav{display:flex;align-items:center;gap:28px;margin-left:auto;font-size:13px;color:var(--text-2)}
.viewer a:hover{color:var(--red-hi)}
.viewer-name{padding-left:26px;border-left:1px solid var(--line);font-size:14px;font-weight:550;white-space:nowrap}
.guide-brand{display:inline-flex;align-items:center;gap:12px;flex-shrink:0}
.guide-brand-art{display:grid;justify-items:center;width:96px}
.guide-brand-arch{width:96px;height:24px;color:var(--red)}
.guide-brand-word{width:64px;height:17px;margin-top:-4px;color:var(--text)}
.guide-brand-api{font:600 10px var(--mono);color:var(--gold);letter-spacing:.08em}
.skip-link{position:fixed;top:8px;left:16px;z-index:10;transform:translateY(-160%);padding:12px 16px;background:var(--text);color:var(--bg)}
.skip-link:focus{transform:none}
.viewer button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:44px;padding:11px 17px;border:1px solid var(--line-strong);border-radius:12px 4px 12px 4px;font-size:13px;font-weight:600;line-height:1.4;cursor:pointer;transition:background .15s,border-color .15s,color .15s}
.viewer button.primary{background:var(--red);border-color:var(--red);color:#24110c}
.viewer button.primary:hover{background:var(--red-hi);border-color:var(--red-hi)}
.viewer button.secondary{background:var(--surface);color:var(--text);border-color:var(--line-strong)}
.viewer button.secondary:hover{background:var(--surface-2);border-color:var(--text-2)}
.viewer button:disabled{opacity:.45;cursor:default}
.viewer :is(a,button,input,summary):focus-visible{outline:2px solid var(--red-hi);outline-offset:4px}
.viewer label{display:block;font-size:12px;font-weight:500;color:var(--text-2)}
.viewer input:not([type=range]):not([type=hidden]){display:block;min-width:0;width:100%;height:46px;margin-top:8px;padding:10px 14px;border:1px solid var(--line-strong);border-radius:6px;background:#151312;color:var(--text);font-size:15px;box-shadow:none}
.viewer input:not([type=range]):focus{border-color:var(--red)}
.open-item{margin-bottom:24px}
.inspect-form{display:flex;align-items:flex-end;gap:12px}
.inspect-field{flex:1;min-width:0}
.inspect-form .primary{height:46px;flex-shrink:0}
.manual-entry{margin-top:12px;font-size:12px;color:var(--text-2)}
.viewer summary{width:fit-content;cursor:pointer;line-height:1.6;color:var(--text-2);list-style-position:outside;margin-left:14px}
.viewer summary:hover{color:var(--text)}
.viewer summary::marker{font-size:10px;color:var(--text-3)}
.parameter-form{display:flex;align-items:flex-end;gap:16px;padding:20px 0 8px}
.parameter-fields{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;flex:1;min-width:0}
.parameter-form>button{height:46px;flex-shrink:0}
.workspace{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:36px;align-items:start}
.stage{position:relative;display:grid;grid-template-columns:minmax(0,1fr);place-items:center;width:100%;height:620px;min-width:0;overflow:hidden;border:1px solid var(--line);border-radius:16px 4px 16px 4px;background:#191818;isolation:isolate}
model-viewer{display:block;position:relative;z-index:1;width:100%;min-width:0;height:100%;outline:none;--poster-color:transparent;opacity:0;pointer-events:none}
.stage.ready model-viewer{opacity:1;pointer-events:auto}
.poster{position:absolute;z-index:2;top:50%;left:50%;transform:translate(-50%,-50%);width:min(88%,760px);height:auto;max-height:78%;object-fit:contain;pointer-events:none}
.stage.ready .poster{opacity:0;visibility:hidden}
.stage.icon-primary .poster{opacity:1;visibility:visible}
.stage.icon-primary model-viewer,.stage.failed model-viewer{opacity:0;pointer-events:none}
.stage-tools{position:absolute;z-index:4;bottom:18px;left:18px;right:18px;display:flex;align-items:center;gap:10px;pointer-events:none}
.stage-tools button{pointer-events:auto;background:var(--surface)}
.stage-tools .reset-view{margin-left:auto;width:44px;padding:0;border-radius:6px}
.reset-view .ti{width:18px;height:18px}
.stage.failed .stage-tools{display:none}
.view-status{position:absolute;z-index:3;left:18px;right:18px;bottom:82px;display:flex;align-items:center;justify-content:center;gap:10px;margin:0;font-size:13px;line-height:1.5;color:var(--text-2);text-align:center}
.spinner{flex:none;width:14px;height:14px;border:2px solid var(--line-strong);border-top-color:var(--red);border-radius:50%;animation:spin .8s linear infinite}
.view-retry{position:absolute;z-index:4;bottom:24px;left:50%;transform:translateX(-50%);background:var(--surface)}
.failed .spinner{display:none}
.ready .view-status,.ready .view-retry{display:none}
@keyframes spin{to{transform:rotate(360deg)}}
.empty{max-width:36ch;padding:32px;font-size:14px;text-align:center;color:var(--text-2)}
.workspace aside{min-width:0;padding:6px 0 0}
.item-context{margin:0 0 12px;color:var(--text-3);font-size:12px}
.item-heading h1{margin:0;font:550 clamp(24px,2.2vw,32px)/1.25 var(--font);letter-spacing:-.035em;overflow-wrap:anywhere;text-wrap:balance}
.material-controls:empty{display:none}
.material-controls{margin-top:32px}
.wear-control{display:grid;grid-template-columns:1fr auto;align-items:center;gap:8px 12px;margin:0 0 24px}
.wear-control label{font-size:13px;color:var(--text-2)}
.wear-control output{font:500 13px/1.4 var(--mono);color:var(--text)}
.wear-control input[type=range]{appearance:none;-webkit-appearance:none;grid-column:1/-1;width:100%;height:28px;min-height:28px;margin:0;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none;cursor:pointer;accent-color:var(--red)}
.wear-control input::-webkit-slider-runnable-track{height:3px;border-radius:2px;background:var(--line-strong)}
.wear-control input::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:16px;height:16px;margin-top:-6.5px;border:3px solid var(--surface);border-radius:50%;background:var(--red);box-shadow:0 0 0 1px var(--red)}
.wear-control input::-moz-range-track{height:3px;border-radius:2px;background:var(--line-strong)}
.wear-control input::-moz-range-thumb{width:10px;height:10px;border:3px solid var(--surface);border-radius:50%;background:var(--red);box-shadow:0 0 0 1px var(--red)}
.wear-control input:disabled{opacity:.4;cursor:wait}
.range-limits{grid-column:1/-1;display:flex;justify-content:space-between;margin-top:-6px;color:var(--text-3);font:400 10px/1.4 var(--mono)}
.item-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 20px;margin:28px 0}
.item-stats:empty{display:none}
.item-stats dt{margin-bottom:6px;font-size:11px;color:var(--text-3)}
.item-stats dd{margin:0;font:500 13px/1.5 var(--mono);overflow-wrap:anywhere}
.viewer .capture{width:100%;margin-top:4px}
.render-details{margin-top:22px;font-size:12px}
.notice{margin:12px 0 0;font-size:12px;line-height:1.7;color:var(--text-2)}
.hint{margin:24px 0 0;max-width:32ch;font-size:11px;line-height:1.65;color:var(--text-3)}
.attachments{margin:22px 0;color:var(--text-2);font-size:12px;line-height:1.6}
.attachments ul{list-style:none;margin:16px 0 0;padding:0}
.attachments li{display:flex;align-items:center;gap:12px;padding:8px 0}
.attachments li>div{display:grid;gap:4px;min-width:0}
.attachments li strong{color:var(--text);font-weight:500}
.attachments li span{font-size:11px;color:var(--text-3);overflow-wrap:anywhere}
.attachment-icon{flex:none;width:46px;height:46px;object-fit:contain}
.guide{margin-top:32px;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.guide summary{font-size:13px;font-weight:500}
.guide p{max-width:68ch;margin:18px 0;color:var(--text-2);font-size:13px;line-height:1.7}
.guide pre{max-width:100%;white-space:pre-wrap;overflow-wrap:anywhere;padding:18px;margin:18px 0;background:var(--surface);border:1px solid var(--line);border-radius:6px;font:400 12px/1.8 var(--mono)}
.guide a{font-size:12px;color:var(--red-hi)}
.viewer-footer{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;padding:22px 0 8px;font-size:11px;color:var(--text-3)}
.viewer-footer span a{text-decoration:underline;text-underline-offset:3px}
.embed .viewer-header,.embed .skip-link,.embed aside{display:none}
.viewer.embed main{width:100%;margin:0;padding:0}
.embed .workspace{display:block}
.embed .stage{height:100vh;height:100svh;border:0;border-radius:0}
@media(max-width:1100px){
  .viewer main,.viewer-header-inner{width:calc(100% - 64px)}
  .workspace{grid-template-columns:minmax(0,1fr) 280px;gap:28px}
  .stage{height:570px}
}
@media(max-width:850px){
  .viewer main,.viewer-header-inner{width:calc(100% - 40px)}
  .viewer-header-inner{height:72px;gap:20px}
  .viewer-name{padding-left:20px;font-size:13px}
  .viewer-header nav{gap:18px}
  .viewer main{padding-top:22px}
  .workspace{grid-template-columns:1fr;gap:24px}
  .stage{height:440px}
  .workspace aside{padding:0}
  .material-controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;margin-top:28px}
  .wear-control{margin-bottom:8px}
  .item-stats{grid-template-columns:repeat(3,minmax(0,1fr));margin:24px 0}
  .hint{max-width:none}
  .parameter-form{display:block}
  .parameter-form>button{margin-top:16px}
}
@media(max-width:540px){
  .viewer main,.viewer-header-inner{width:calc(100% - 32px)}
  .viewer-header-inner{gap:14px;height:66px}
  .guide-brand-art{width:77px}.guide-brand-arch{width:77px;height:20px}.guide-brand-word{width:52px;height:14px}
  .guide-brand{gap:8px}.guide-brand-api{font-size:9px}
  .viewer-name{padding-left:14px;font-size:12px}
  .viewer-header nav{font-size:11px}
  .viewer-header nav a:last-child{display:none}
  .viewer main{padding-top:18px}
  .inspect-form{gap:8px}
  .inspect-form .primary{width:46px;min-width:46px;padding:0;font-size:0;gap:0}
  .inspect-form .primary .ti{font-size:18px}
  .viewer input:not([type=range]):not([type=hidden]){font-size:16px}
  .parameter-fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
  .open-item{margin-bottom:20px}
  .manual-entry{margin-top:10px}
  .stage{height:clamp(300px,46svh,400px);border-radius:12px 4px 12px 4px}
  .stage-tools{left:12px;right:12px;bottom:12px}
  .viewer .preview-mode{font-size:11px;min-height:40px;padding:9px 12px}
  .stage-tools .reset-view{width:40px;min-height:40px}
  .view-status{font-size:12px;bottom:72px}
  .item-context{font-size:11px;margin-bottom:8px}
  .item-heading h1{font-size:25px;max-width:28ch;text-wrap:initial}
  .material-controls{display:block;margin-top:24px}
  .wear-control{margin-bottom:22px}
  .item-stats{grid-template-columns:repeat(2,minmax(0,1fr));margin:22px 0}
  .guide{margin-top:28px}
  .viewer-footer{align-items:flex-start;flex-direction:column;gap:10px}
}
@media(prefers-reduced-motion:reduce){.viewer *{animation:none!important;transition:none!important;scroll-behavior:auto!important}}