/* © 2026 AO Metal. All rights reserved. Styles of the A30 service-procedures viewer. */
:root{
  --bg:#d5d8d7; --ink:#15191c; --panel:rgba(24,28,31,.9); --panel-solid:#181c1f;
  --line:rgba(255,255,255,.09); --txt:#eef1f0; --mute:#98a2a5; --lamp:#3d8bff;
  --r-lg:14px; --r-sm:8px; --ld-ink:#2a3033; --ld-mute:#5e676b; color-scheme:light;
  box-sizing:border-box; padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px);
}
*,*::before,*::after{box-sizing:inherit}
html,body{height:100%;margin:0}
body{background:var(--bg);color:var(--txt);font-family:Barlow,"Segoe UI",Roboto,Arial,sans-serif;overflow:hidden;-webkit-font-smoothing:antialiased}
#stage{position:fixed;inset:0}
#stage canvas{display:block;width:100%;height:100%;touch-action:none}
h1,h2,.tab,.cond{font-family:"Barlow Semi Condensed",Barlow,Arial,sans-serif}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
button:focus-visible,input:focus-visible+label,label:focus-visible{outline:2px solid var(--lamp);outline-offset:2px}

/* left: procedure panel */
#proc{position:fixed;left:16px;top:calc(16px + env(safe-area-inset-top,0px));bottom:calc(16px + env(safe-area-inset-bottom,0px));width:340px;display:flex;flex-direction:column;
  background:var(--panel);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-radius:var(--r-lg);border:1px solid var(--line);overflow:hidden;z-index:2}
#brand{padding:18px 20px 12px;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
#brand h1{white-space:nowrap}
#brand h1{margin:0;font-size:26px;font-weight:700;letter-spacing:.01em;line-height:1}
#brand h1 b{color:var(--lamp);font-weight:700;transition:color .4s}
#brand span{color:var(--mute);font-size:14px}
#tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;margin:4px 14px 10px;padding:4px;background:rgba(255,255,255,.05);border-radius:10px}
.tab{padding:8px 4px;border-radius:7px;font-size:14.5px;white-space:nowrap;font-weight:600;color:var(--mute);transition:background .2s,color .2s}
.tab[aria-selected=true]{background:rgba(255,255,255,.1);color:var(--txt)}
#steps{list-style:none;margin:0;padding:4px 8px 8px;overflow-y:auto;flex:1;scrollbar-width:thin}
#steps .sep{font-size:13px;color:var(--mute);padding:12px 12px 4px;letter-spacing:.02em}
#steps li.step{position:relative;display:grid;grid-template-columns:30px 1fr;gap:4px 8px;padding:9px 10px 9px 12px;border-radius:9px;cursor:pointer;transition:background .2s}
#steps li.step:hover{background:rgba(255,255,255,.05)}
#steps li.step .n{font-family:"Barlow Semi Condensed";font-weight:600;font-size:15px;color:var(--mute);font-variant-numeric:tabular-nums;padding-top:1px}
#steps li.step .t{font-size:15.5px;line-height:1.3;font-weight:500}
#steps li.step .d{grid-column:2;font-size:13.5px;line-height:1.4;color:var(--mute);display:none}
#steps li.step.done .t{color:#b9c1c3}
#steps li.step.done .n{color:var(--lamp);transition:color .4s}
#steps li.step.on{background:rgba(255,255,255,.08)}
#steps li.step.on::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:2px;background:var(--lamp);transition:background .4s}
#steps li.step.on .n{color:var(--txt)}
#steps li.step.on .d{display:block}
#transport{display:flex;align-items:center;gap:6px;padding:12px 14px;border-top:1px solid var(--line)}
.ib{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;background:rgba(255,255,255,.06);transition:background .15s}
.ib:hover{background:rgba(255,255,255,.12)}
.ib svg{width:18px;height:18px;fill:currentColor}
#play{width:52px;background:var(--lamp);color:#fff;transition:background .4s}
#play:hover{filter:brightness(1.08);background:var(--lamp)}
#speed{margin-left:auto;height:40px;padding:0 12px;border-radius:10px;background:rgba(255,255,255,.06);font-weight:600;font-variant-numeric:tabular-nums}
#copy{padding:0 14px 12px;font-size:11.5px;line-height:1.35;color:var(--mute)}
#copy b{font-weight:600;color:#c3cacd}
@media (max-width:820px){#copy{padding:0 12px 8px;font-size:11px}}
#scrub{height:4px;margin:0 14px 14px;background:rgba(255,255,255,.1);border-radius:2px;position:relative;cursor:pointer}
#scrub i{position:absolute;left:0;top:0;bottom:0;background:var(--lamp);border-radius:2px;transition:background .4s}
#scrub::after{content:"";position:absolute;inset:-10px 0}

/* right: machine controls */
#side{position:fixed;right:16px;top:calc(16px + env(safe-area-inset-top,0px));width:248px;background:var(--panel);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-radius:var(--r-lg);border:1px solid var(--line);padding:14px 14px 10px;z-index:2}
#side h2{font-size:15px;font-weight:600;margin:0 0 8px;color:var(--mute)}
#side section+section{margin-top:14px;padding-top:12px;border-top:1px solid var(--line)}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{display:flex;align-items:center;gap:7px;padding:6px 10px 6px 8px;border-radius:999px;background:rgba(255,255,255,.06);font-size:14px;transition:background .15s}
.chip i{width:10px;height:10px;border-radius:50%;background:var(--c);box-shadow:0 0 8px var(--c)}
.chip[aria-pressed=true]{background:rgba(255,255,255,.16)}
.row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:5px 0;font-size:14.5px}
.sw{position:relative;width:38px;height:22px;flex:none}
.sw input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
.sw span{position:absolute;inset:0;border-radius:11px;background:rgba(255,255,255,.14);transition:background .2s;pointer-events:none}
.sw span::after{content:"";position:absolute;left:3px;top:3px;width:16px;height:16px;border-radius:50%;background:#fff;transition:transform .2s}
.sw input:checked+span{background:var(--lamp)}
.sw input:checked+span::after{transform:translateX(16px)}
.sw input:focus-visible+span{outline:2px solid var(--lamp);outline-offset:2px}
.btn{display:block;width:100%;text-align:center;padding:9px 10px;border-radius:9px;background:rgba(255,255,255,.07);font-size:14.5px;font-weight:500;margin-top:6px}
.btn:hover{background:rgba(255,255,255,.13)}
input[type=range]{width:100%;accent-color:var(--lamp)}
.hint{font-size:12.5px;color:var(--mute);line-height:1.4;margin-top:6px}
#collapse{display:none}

#loader{position:fixed;inset:0;display:grid;place-items:center;background:var(--bg);z-index:9;transition:opacity .6s}
#loader>div{max-width:30rem;padding:0 20px;color:var(--ld-ink);font-family:"Barlow Semi Condensed";font-size:20px;font-weight:600;text-align:center}
#loader small{display:block;font-family:Barlow;font-weight:400;font-size:14px;color:var(--ld-mute);margin-top:6px;font-variant-numeric:tabular-nums}
#loader.gone{opacity:0;pointer-events:none}

@media (max-width:820px){
  #proc{left:8px;right:8px;top:auto;bottom:calc(8px + env(safe-area-inset-bottom,0px));width:auto;max-height:46vh}
  #steps li.step{padding:7px 8px 7px 10px}
  #side{right:8px;left:auto;top:calc(8px + env(safe-area-inset-top,0px));width:220px;padding:10px 12px}
  #side.min section:not(:first-child){display:none}
  #collapse{display:block;position:absolute;right:8px;top:8px;font-size:13px;color:var(--mute)}
  #brand{padding:12px 16px 6px}
  #brand h1{font-size:22px}
}


/* ---- theme: follows the visitor's system setting; ?theme=light|dark pins it ---- */
@media (prefers-color-scheme:dark){ :root:not([data-theme="light"]){ --bg:#1b2126; --ld-ink:#e2e7ea; --ld-mute:#94a1aa; color-scheme:dark; } }
:root[data-theme="dark"]{ --bg:#1b2126; --ld-ink:#e2e7ea; --ld-mute:#94a1aa; color-scheme:dark; }

/* ---- loading bar ---- */
#loader .bar{width:12rem;height:3px;margin:14px auto 2px;background:rgba(128,128,128,.25);border-radius:2px;overflow:hidden}
#loader .bar i{display:block;height:100%;width:0;background:var(--lamp);transition:width .2s ease-out}
#loader.err .bar{display:none}
#loader.err #lstat{color:var(--ld-ink);line-height:1.4}

/* ---- narrower desktop windows and frames ---- */
@media (min-width:821px) and (max-width:1100px){
  #proc{width:304px}
  #side{width:224px}
  #brand h1{font-size:24px}
}

/* ---- embedded mode (inside the frame on a product page) ---- */
#zoomHint{position:fixed;inset:0;display:grid;place-items:center;pointer-events:none;opacity:0;transition:opacity .2s;z-index:5}
#zoomHint span{background:rgba(20,24,27,.86);color:#fff;padding:9px 15px;border-radius:10px;font-size:15px}
#zoomHint.show{opacity:1}
.iconbtn{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:6;width:40px;height:40px;display:none;place-items:center;
  background:var(--panel);border:1px solid var(--line);border-radius:10px;color:var(--txt);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.iconbtn:hover{background:var(--panel-solid)}
.iconbtn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2}
:root[data-embed] .iconbtn{display:grid}
.iconbtn[hidden]{display:none!important}
:root[data-embed] #collapse{display:block;position:absolute;right:8px;top:8px;font-size:13px;color:var(--mute)}
:root[data-embed] #side.min section:not(:first-of-type){display:none}
/* short windows (a phone held sideways): controls start folded and scroll if needed */
#side{max-height:calc(100% - 32px);overflow-y:auto;scrollbar-width:thin}
@media (min-width:821px) and (max-height:560px){
  #collapse{display:block;position:absolute;right:8px;top:8px;font-size:13px;color:var(--mute)}
  #side.min section:not(:first-of-type){display:none}
}
@media (max-width:820px){
  .iconbtn{right:auto;left:8px;bottom:auto;top:calc(8px + env(safe-area-inset-top,0px))}
  /* collapsed controls on a phone: just the "more" button */
  #side.min{width:auto;padding:0}
  #side.min #collapse{position:static;padding:9px 14px;font-size:14px}
}

@media (prefers-reduced-motion:reduce){*{transition:none!important}}