:root{
  --ground:#EFEAE1; --panel:#FFFDF8; --panel2:#F7F3EC; --line:#E4DDD0; --line2:#CFC6B6;
  --ink:#16140F; --ink2:#5E5748; --ink3:#776E5F;
  --accent:#B24E1C; --accent-ink:#FFFFFF; --accent-soft:#F6E3D7;
  --note:#FFE27A; --note-ink:#3D3212; --danger:#B8403A; --mark:#E0483C;
  --dot:#D3CABB; --ok:#2E7D4F;
  --shadow:0 1px 2px rgba(22,20,15,.06),0 10px 30px rgba(22,20,15,.10);
  --f-ui:"DM Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-display:"Bricolage Grotesque","DM Sans",system-ui,sans-serif;
  --f-hand:"Kalam","Comic Sans MS",cursive;
  --f-mono:"Space Mono",ui-monospace,Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --ground:#0D0C0A; --panel:#17150F; --panel2:#1E1B14; --line:#2C281F; --line2:#3D382D;
  --ink:#F4EFE3; --ink2:#B2A997; --ink3:#8A8272;
  --accent:#E2672E; --accent-ink:#0D0C0A; --accent-soft:#3A2216;
  --note:#F2D46A; --note-ink:#3D3212; --danger:#E4776F; --mark:#F0645A;
  --dot:#2A2620; --ok:#7BD3A0;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 30px rgba(0,0,0,.35);
  }
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --ground:#0D0C0A; --panel:#17150F; --panel2:#1E1B14; --line:#2C281F; --line2:#3D382D;
  --ink:#F4EFE3; --ink2:#B2A997; --ink3:#8A8272;
  --accent:#E2672E; --accent-ink:#0D0C0A; --accent-soft:#3A2216;
  --note:#F2D46A; --note-ink:#3D3212; --danger:#E4776F; --mark:#F0645A;
  --dot:#2A2620; --ok:#7BD3A0;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 30px rgba(0,0,0,.35);
}

html,body{height:100%}
body{margin:0;background:var(--ground);color:var(--ink);font:14px/1.45 var(--f-ui);overflow:hidden;-webkit-font-smoothing:antialiased}
*{box-sizing:border-box}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
[hidden]{display:none!important}
@media (prefers-reduced-motion: reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}

/* ---------- app shell ---------- */
#app{height:100%;display:grid;grid-template-columns:228px minmax(0,1fr) 296px;grid-template-rows:auto auto minmax(0,1fr);grid-template-areas:"top top top" "banner banner banner" "lib stage insp"}
.top{grid-area:top;display:flex;align-items:center;gap:10px;padding:8px 14px;background:var(--panel);border-bottom:1px solid var(--line);flex-wrap:wrap;min-width:0}
.wordmark{display:flex;align-items:center;gap:8px;font:700 19px/1 var(--f-display);letter-spacing:-.02em;white-space:nowrap;padding-right:6px}
.wordmark svg{width:26px;height:26px;flex:none}
.wordmark small{font:600 11px/1 var(--f-ui);letter-spacing:.04em;color:var(--ink3);margin-left:2px}
.home-link{display:inline-flex;align-items:center;gap:4px;height:32px;padding:0 9px 0 5px;border-radius:8px;border:1px solid var(--line);color:var(--ink2);text-decoration:none;font:800 13px/1 var(--f-display);letter-spacing:.02em;flex:none}
.home-link:hover{color:var(--ink);border-color:var(--ink3)}
.home-link svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.seg.lang button{padding:4px 8px;font:700 11px/1.4 var(--f-mono);letter-spacing:.04em}
.proj{border:1px solid transparent;background:transparent;border-radius:8px;padding:6px 8px;font-weight:600;min-width:0;width:220px;max-width:30vw;text-overflow:ellipsis}
.proj:hover{border-color:var(--line)}
.proj:focus{border-color:var(--accent);outline:none;background:var(--panel2)}
.grp{display:flex;align-items:center;gap:2px;padding:3px;background:var(--panel2);border:1px solid var(--line);border-radius:10px}
.tbtn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:32px;min-width:32px;padding:0 8px;border:0;border-radius:8px;background:transparent;color:var(--ink2)}
.tbtn:hover{background:var(--panel2);color:var(--ink)}
.grp .tbtn:hover{background:var(--panel)}
.tbtn.on{background:var(--accent);color:var(--accent-ink)}
.tbtn:disabled{opacity:.35;cursor:default;background:transparent}
.tbtn svg,.btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
.grow{flex:1}
.zoomval{font:12px var(--f-mono);min-width:46px;text-align:center;color:var(--ink2);border:0;background:transparent;height:32px;border-radius:7px}
.zoomval:hover{background:var(--panel)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;height:36px;padding:0 14px;border-radius:9px;border:1px solid var(--line2);background:var(--panel);font-weight:600;white-space:nowrap;text-decoration:none}
.btn:hover{border-color:var(--ink3)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{filter:brightness(1.08)}
.btn.ghost{border-color:transparent;background:transparent}
.btn.ghost:hover{background:var(--panel2)}
.btn.sm{height:30px;padding:0 10px;font-size:13px;border-radius:8px}
.btn.danger{color:var(--danger)}
.btn.icon{padding:0;width:36px}
.menu-wrap{position:relative}
.menu{position:absolute;right:0;top:calc(100% + 6px);z-index:80;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:6px;min-width:250px}
.menu button{display:flex;flex-direction:column;align-items:flex-start;width:100%;text-align:left;border:0;background:transparent;padding:8px 10px;border-radius:8px}
.menu button:hover{background:var(--panel2)}
.menu small{color:var(--ink3);font-size:12px}
.menu hr{border:0;border-top:1px solid var(--line);margin:4px 2px}
.menu-links{display:flex;flex-wrap:wrap;gap:2px 12px;padding:6px 10px 4px}
.menu-links a{font-size:12px;color:var(--ink2);text-decoration:underline;text-underline-offset:2px}
.menu-links a:hover{color:var(--ink)}

.banner{grid-area:banner;display:flex;align-items:center;gap:12px;padding:8px 16px;background:var(--accent-soft);border-bottom:1px solid var(--line);font-size:13px;flex-wrap:wrap}
.banner b{font-weight:700}

/* ---------- library ---------- */
.library{grid-area:lib;background:var(--panel);border-right:1px solid var(--line);overflow:auto;padding:14px 12px 24px;display:flex;flex-direction:column;gap:14px}
#libGroups{display:flex;flex-direction:column;gap:18px}
.lib-h{font:600 11px/1 var(--f-ui);letter-spacing:.09em;text-transform:uppercase;color:var(--ink3);margin:0 2px 8px}
.lib-sub{font-size:12px;color:var(--ink3);margin:-4px 2px 8px;line-height:1.4}
.lib-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.lib-item{display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 4px 7px;border:1px solid var(--line);border-radius:10px;background:var(--panel2);color:var(--ink2);font-size:12px;font-weight:500;user-select:none;-webkit-user-select:none;touch-action:pan-y;cursor:grab;text-align:center;line-height:1.2}
.lib-item:hover{border-color:var(--accent);color:var(--ink)}
.lib-item:hover .mini,.lib-item:hover svg{color:var(--accent)}
.feat-list{display:flex;flex-direction:column;gap:4px}
.lib-feat{flex-direction:row;justify-content:flex-start;padding:7px 10px;gap:9px;text-align:left;border-style:dashed}
.lib-feat svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
.mini{width:60px;height:40px;color:var(--ink2);display:block}
.mini .a{fill:currentColor;opacity:.85}.mini .b{fill:currentColor;opacity:.38}.mini .c{fill:currentColor;opacity:.12}
.mini .w{fill:var(--panel)}.mini .n{fill:var(--note)}.mini .k{fill:var(--note-ink);opacity:.45}
.mini .line{fill:none;stroke:currentColor;stroke-width:3;stroke-linecap:round;stroke-linejoin:round;opacity:.85}
.lib-tip{font-size:12px;color:var(--ink3);margin:0 2px;line-height:1.45;flex:1}
.ghost-drag{position:fixed;z-index:200;pointer-events:none;display:flex;align-items:center;gap:6px;padding:6px 10px 6px 6px;background:var(--panel);border:1px solid var(--accent);border-radius:10px;box-shadow:var(--shadow);font-weight:600;font-size:12px;transform:translate(-50%,-50%)}
.ghost-drag .mini{width:42px;height:28px;color:var(--accent)}
.ghost-drag svg:not(.mini){width:20px;height:20px;fill:none;stroke:var(--accent);stroke-width:1.8}

/* ---------- stage ---------- */
.stage{grid-area:stage;display:flex;flex-direction:column;min-width:0;min-height:0}
.tabs{display:flex;align-items:center;gap:6px;padding:8px 14px;border-bottom:1px solid var(--line);background:var(--panel2);overflow-x:auto;flex:none}
.tab{border:1px solid transparent;background:transparent;border-radius:8px;padding:5px 12px;font-weight:600;color:var(--ink2);white-space:nowrap}
.tab:hover{background:var(--panel)}
.tab.on{background:var(--panel);border-color:var(--line);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.05)}
.tab.add{color:var(--accent)}
.tab-input{width:120px;padding:4px 8px;border:1px solid var(--accent);border-radius:8px;background:var(--panel);font-weight:600}
.seg{display:inline-flex;padding:2px;background:var(--ground);border:1px solid var(--line);border-radius:9px;gap:2px;flex:none;flex-wrap:wrap}
.seg button{border:0;background:transparent;border-radius:7px;padding:4px 10px;font-size:12px;font-weight:600;color:var(--ink2);display:inline-flex;align-items:center;gap:5px;white-space:nowrap}
.seg button svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.seg button.on{background:var(--panel);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.08)}
.canvas-wrap{position:relative;flex:1;min-height:0;display:flex}
.scroller{flex:1;overflow:auto;min-height:0;min-width:0;background-color:var(--ground);background-image:radial-gradient(var(--dot) 1px,transparent 1.3px);background-size:18px 18px;padding:28px 28px 140px 84px;overscroll-behavior:contain}
.scroller.panning,.scroller.panning *{cursor:grabbing!important}
.scroller.can-pan #page{cursor:grab}
.sizer{margin:0 auto;border-radius:12px;box-shadow:var(--shadow);background:var(--panel)}
.chrome{height:34px;display:flex;align-items:center;gap:6px;padding:0 12px;border-bottom:1px solid var(--line);background:var(--panel2);border-radius:12px 12px 0 0}
.chrome i{width:10px;height:10px;border-radius:50%;background:var(--line2);flex:none}
.chrome .url{margin-left:10px;flex:1;max-width:340px;height:22px;border-radius:6px;background:var(--panel);border:1px solid var(--line);font:11px/20px var(--f-mono);color:var(--ink3);padding:0 8px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.pagebox{position:relative;overflow:hidden;border-radius:0 0 12px 12px}

/* floating drawing toolbar */
.toolbar{position:absolute;left:12px;top:14px;z-index:20;display:flex;flex-direction:column;gap:2px;padding:5px;background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);max-height:calc(100% - 28px);overflow-y:auto;scrollbar-width:none}
.toolbar hr{border:0;border-top:1px solid var(--line);margin:3px 5px;flex:none}
.toolbar .tbtn{width:44px;height:40px;position:relative;flex:none}
.toolbar .tbtn svg{width:20px;height:20px}
.toolbar .tbtn kbd{position:absolute;right:3px;bottom:2px;font:600 8.5px/1 var(--f-mono);padding:0;border:0;background:none;color:inherit;opacity:.5}
.toolbar .swatch-dot{position:absolute;left:7px;bottom:6px;width:7px;height:7px;border-radius:50%;border:1px solid rgba(255,255,255,.7)}

#page{transform-origin:0 0;touch-action:pan-x pan-y;user-select:none;-webkit-user-select:none}
#page:not(.tool-select):not(.tool-hand){touch-action:none}
#page.tool-pen,#page.tool-hl,#page.tool-rect,#page.tool-ellipse,#page.tool-line,#page.tool-arrow{cursor:crosshair}
#page.tool-eraser{cursor:cell}
#page.tool-text{cursor:text}
#page.tool-note,#page.tool-comment{cursor:copy}
#page.tool-hand{cursor:grab}
#page.drop-hot{outline:calc(3px * var(--inv)) dashed var(--accent);outline-offset:calc(-3px * var(--inv))}
#page.tool-select .blk{cursor:move;touch-action:none}
#page.tool-select .blk:hover{outline:calc(1.5px * var(--inv)) dashed var(--accent)}
#page .t-ink:hover,#page .t-shape:hover{outline-color:transparent!important}
#page.tool-select .t-ink:hover .in,#page.tool-select .t-shape:hover .in{filter:drop-shadow(0 0 calc(2px * var(--inv)) var(--accent))}
.lay{position:absolute;inset:0;pointer-events:none}
#selLayer{z-index:40}
#guides{z-index:45}
.sel{position:absolute;outline:calc(2px * var(--inv)) solid var(--accent);pointer-events:none}
.sel.lite{outline:calc(1.5px * var(--inv)) dashed var(--accent)}
.sel.group{outline:calc(1.5px * var(--inv)) solid var(--accent);outline-offset:calc(4px * var(--inv))}
.sel-tag{position:absolute;left:0;bottom:100%;margin-bottom:calc(4px * var(--inv));font:600 calc(11px * var(--inv))/1.6 var(--f-ui);background:var(--accent);color:var(--accent-ink);padding:0 calc(6px * var(--inv));border-radius:calc(4px * var(--inv));white-space:nowrap}
.sel-dims{position:absolute;right:0;top:100%;margin-top:calc(4px * var(--inv));font:calc(10px * var(--inv))/1.6 var(--f-mono);background:var(--ink);color:var(--panel);padding:0 calc(5px * var(--inv));border-radius:calc(4px * var(--inv));white-space:nowrap}
.hdl{position:absolute;width:calc(12px * var(--inv));height:calc(12px * var(--inv));margin:calc(-6px * var(--inv)) 0 0 calc(-6px * var(--inv));background:#fff;border:calc(2px * var(--inv)) solid var(--accent);border-radius:calc(3px * var(--inv));pointer-events:auto;touch-action:none}
.hdl[data-d=nw]{left:0;top:0;cursor:nwse-resize}.hdl[data-d=n]{left:50%;top:0;cursor:ns-resize}.hdl[data-d=ne]{left:100%;top:0;cursor:nesw-resize}
.hdl[data-d=e]{left:100%;top:50%;cursor:ew-resize}.hdl[data-d=se]{left:100%;top:100%;cursor:nwse-resize}.hdl[data-d=s]{left:50%;top:100%;cursor:ns-resize}
.hdl[data-d=sw]{left:0;top:100%;cursor:nesw-resize}.hdl[data-d=w]{left:0;top:50%;cursor:ew-resize}
.guide{position:absolute;background:var(--mark)}
.guide.v{top:0;bottom:0;width:calc(1px * var(--inv))}
.guide.h{left:0;right:0;height:calc(1px * var(--inv))}
.marquee{position:absolute;border:calc(1px * var(--inv)) solid var(--accent);background:color-mix(in srgb,var(--accent) 8%,transparent)}
.live{position:absolute;left:0;top:0;pointer-events:none;z-index:60;overflow:visible}
.empty{position:absolute;left:50%;top:150px;transform:translateX(-50%);width:min(560px,90%);text-align:center;font-family:var(--f-ui);color:var(--ph-ink);display:flex;flex-direction:column;align-items:center;gap:14px;z-index:5;pointer-events:none}
.empty h2{font:700 30px/1.15 var(--f-display);margin:0;color:var(--c-text);letter-spacing:-.02em}
.empty p{margin:0;font-size:17px;max-width:44ch}
.empty .row2{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.empty button{font:600 16px var(--f-ui);padding:12px 20px;border-radius:10px;border:2px dashed currentColor;background:transparent;color:var(--c-text);pointer-events:auto}
[data-edit].editing{outline:calc(2px * var(--inv, 1)) solid var(--accent);outline-offset:3px;cursor:text;user-select:text;-webkit-user-select:text;min-width:20px}

/* ---------- inspector ---------- */
.inspector{grid-area:insp;background:var(--panel);border-left:1px solid var(--line);overflow:auto;padding:16px 16px 28px;display:flex;flex-direction:column;gap:18px}
.ip-head{display:flex;align-items:center;gap:10px}
.ip-head>.mini,.ip-head>.ip-ico{width:48px;height:32px;color:var(--accent);background:var(--accent-soft);border-radius:8px;padding:2px;flex:none}
.ip-ico{display:grid;place-items:center}
.ip-ico svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ip-head h3{margin:0;font:700 17px/1.2 var(--f-display);letter-spacing:-.01em}
.ip-head .dims{font-size:12px;color:var(--ink3)}
.ip-head .x{margin-left:auto}
.muted{color:var(--ink2);font-size:13px;margin:4px 0 0}
.tipline{font-size:12px;color:var(--ink3);margin:0}
.field{display:flex;flex-direction:column;gap:6px}
.field>label,.flabel{font:600 11px/1 var(--f-ui);letter-spacing:.08em;text-transform:uppercase;color:var(--ink3)}
.inp{width:100%;border:1px solid var(--line2);background:var(--panel2);border-radius:9px;padding:8px 10px;resize:vertical}
.inp:focus{outline:none;border-color:var(--accent);background:var(--panel)}
textarea.inp{min-height:64px;line-height:1.45}
.inp.hand{font:17px/1.35 var(--f-hand);background:var(--note);color:var(--note-ink);border-color:transparent;min-height:84px}
.inp.hand::placeholder{color:var(--note-ink);opacity:.5}
.swatches{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.sw{width:28px;height:28px;border-radius:8px;border:1px solid rgba(0,0,0,.14);padding:0;position:relative}
.sw.round{border-radius:50%}
.sw.on{box-shadow:0 0 0 2px var(--panel),0 0 0 4px var(--accent)}
.sw.auto{background:linear-gradient(135deg,var(--panel) 45%,var(--mark) 46%,var(--mark) 54%,var(--panel) 55%)}
.sw-custom{width:28px;height:28px;border:1px dashed var(--ink3);border-radius:8px;padding:0;background:transparent;overflow:hidden;cursor:pointer}
.sw-custom::-webkit-color-swatch-wrapper{padding:3px}.sw-custom::-webkit-color-swatch{border:0;border-radius:5px}
.stepper{display:inline-flex;align-items:center;border:1px solid var(--line2);border-radius:9px;overflow:hidden;width:max-content}
.stepper button{width:36px;height:32px;border:0;background:var(--panel2);font-size:17px;font-weight:600}
.stepper button:hover{background:var(--accent-soft)}
.stepper span{min-width:38px;text-align:center;font:600 14px var(--f-mono)}
.acts{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.acts .btn{width:100%;justify-content:flex-start}
.sizes button{min-width:44px;justify-content:center}
.sizes i{display:block;border-radius:9px;background:currentColor}
.colors{display:flex;flex-direction:column;gap:6px}
.crow{display:flex;align-items:center;gap:10px;padding:4px 6px;border-radius:9px}
.crow:hover{background:var(--panel2)}
.crow input[type=color]{width:34px;height:34px;border:1px solid var(--line2);border-radius:9px;padding:0;background:transparent;cursor:pointer;flex:none}
.crow input[type=color]::-webkit-color-swatch-wrapper{padding:3px}.crow input[type=color]::-webkit-color-swatch{border:0;border-radius:6px}
.crow .cn{flex:1;font-weight:600;font-size:13px}
.crow .cn small{display:block;font-weight:400;color:var(--ink3);font-size:12px}
.crow code{font:11px var(--f-mono);color:var(--ink2)}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{border:1px solid var(--line2);background:var(--panel);border-radius:999px;padding:5px 11px;font-size:13px;font-weight:500;color:var(--ink2)}
.chip:hover{border-color:var(--accent)}
.chip.on{background:var(--accent-soft);border-color:var(--accent);color:var(--ink);font-weight:600}
.fonts{display:grid;grid-template-columns:repeat(auto-fill,minmax(80px,1fr));gap:6px}
.fontopt{border:1px solid var(--line2);border-radius:10px;background:var(--panel);padding:8px 6px;text-align:center;color:var(--ink2)}
.fontopt b{display:block;font-size:22px;line-height:1.2;color:var(--ink)}
.fontopt span{font-size:11px}
.fontopt.on{border-color:var(--accent);background:var(--accent-soft)}
.divider{border:0;border-top:1px solid var(--line);margin:0}
.keys{display:grid;grid-template-columns:auto 1fr;gap:5px 10px;font-size:12px;color:var(--ink2);align-items:center}
kbd{font:11px var(--f-mono);background:var(--panel2);border:1px solid var(--line2);border-bottom-width:2px;border-radius:5px;padding:1px 5px;color:var(--ink);white-space:nowrap}
.sheet-close{display:none}

.fabs{display:none}

/* ---------- overlays ---------- */
.overlay{position:fixed;inset:0;z-index:100;background:rgba(10,14,20,.5);display:flex;align-items:center;justify-content:center;padding:16px}
.modal{background:var(--panel);border-radius:16px;box-shadow:var(--shadow);width:min(1000px,100%);max-height:100%;display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--line)}
.modal.small{width:min(480px,100%)}
.m-head{display:flex;align-items:center;gap:10px;padding:14px 18px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.m-head h2{margin:0;font:700 20px/1.2 var(--f-display);letter-spacing:-.01em}
.m-body{padding:18px;overflow:auto;min-height:0}
.m-foot{display:flex;align-items:center;gap:8px;padding:12px 18px;border-top:1px solid var(--line);background:var(--panel2);flex-wrap:wrap}
.steps{display:flex;gap:4px;flex-wrap:wrap}
.step{border:0;background:transparent;padding:6px 10px;border-radius:8px;font-weight:600;color:var(--ink3);display:flex;gap:8px;align-items:center}
.step i{font-style:normal;width:22px;height:22px;border-radius:50%;display:inline-grid;place-items:center;border:1.5px solid currentColor;font-size:12px}
.step.on{color:var(--ink)}
.step.on i{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px 16px}
.fgrid .wide{grid-column:1/-1}
.intro{margin:0 0 16px;color:var(--ink2);max-width:62ch}
.review{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:18px}
.shots{display:flex;flex-direction:column;gap:14px;min-width:0}
.shot{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--panel2);margin:0}
.shot-h{display:flex;align-items:center;gap:8px;padding:8px 10px;font-weight:600;font-size:13px;border-bottom:1px solid var(--line)}
.shot-h span{flex:1}
.shot .imgwrap{max-height:420px;overflow:auto;background:var(--ground)}
.shot img{display:block;width:100%;height:auto}
.shot .msg{padding:26px 14px;text-align:center;color:var(--ink3);font-size:13px}
.brief-side{display:flex;flex-direction:column;gap:12px;min-width:0}
.scope{display:grid;grid-template-columns:repeat(auto-fit,minmax(84px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.scope div{padding:10px 6px;text-align:center;background:var(--panel)}
.scope b{display:block;font:700 22px/1.1 var(--f-display);font-variant-numeric:tabular-nums}
.scope span{font-size:11px;color:var(--ink3);text-transform:uppercase;letter-spacing:.06em;font-weight:600}
.brief-text{margin:0;white-space:pre-wrap;font:12px/1.55 var(--f-mono);background:var(--panel2);border:1px solid var(--line);border-radius:12px;padding:14px;max-height:340px;overflow:auto;color:var(--ink)}
.send-list{display:flex;flex-direction:column;gap:8px}
.send-list .btn{justify-content:flex-start;width:100%;height:auto;padding:10px 12px;text-align:left}
.send-list .btn span{display:flex;flex-direction:column;font-weight:600}
.send-list .btn small{font-weight:400;color:var(--ink3);font-size:12px}
.send-list .btn.primary small{color:inherit}
.lbl-hint{text-transform:none;letter-spacing:0;font-weight:500}
.send-main{display:flex;flex-direction:column;gap:6px}
.send-main .btn{justify-content:flex-start;width:100%;height:auto;padding:12px 14px;text-align:left}
.send-main .btn span{display:flex;flex-direction:column;font-weight:700;font-size:15px}
.send-main .btn small{font-weight:400;font-size:12px;opacity:.85}
.send-main .btn:disabled{opacity:.6;cursor:default}
.send-status{margin:0;font-size:13px;font-weight:600;min-height:0}
.send-status:empty{display:none}
.send-status.ok{color:var(--ok)}
.send-status.err{color:var(--danger)}
.send-note{margin:0;font-size:12px;color:var(--ink3)}
.send-note a{color:inherit}
.howto{font-size:13px;color:var(--ink2);background:var(--accent-soft);border-radius:10px;padding:10px 12px;margin:0}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:300;background:var(--ink);color:var(--panel);padding:10px 16px;border-radius:10px;font-weight:600;box-shadow:var(--shadow);max-width:calc(100% - 32px);text-align:center}

#preview{background:var(--ground);display:flex;flex-direction:column;padding:0;align-items:stretch;justify-content:flex-start}
.pv-bar{display:flex;align-items:center;gap:10px;padding:10px 14px;background:var(--panel);border-bottom:1px solid var(--line);flex-wrap:wrap}
.pv-bar .tabs{border:0;padding:0;background:transparent;flex:1;min-width:0}
.toggle{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:13px;cursor:pointer;white-space:nowrap}
.pv-scroll{flex:1;overflow:auto;padding:28px 16px 80px}
.pv-box{position:relative;overflow:hidden;border-radius:0 0 12px 12px}
#pvPage{transform-origin:0 0}


/* ---------- small screens ---------- */
@media (max-width:860px){
  #app{grid-template-columns:minmax(0,1fr);grid-template-areas:"top" "banner" "stage"}
  .top{gap:6px;padding:8px 10px}
  .proj{width:auto;flex:1;max-width:none}
  .hide-sm{display:none!important}
  .wordmark span{display:none}
  .btn.primary .lbl-long{display:none}
  .library,.inspector{position:fixed;left:0;right:0;bottom:0;max-height:62%;z-index:60;border:0;border-top:1px solid var(--line);border-radius:18px 18px 0 0;box-shadow:0 -10px 40px rgba(0,0,0,.2);transform:translateY(110%);transition:transform .22s ease;padding-bottom:calc(24px + env(safe-area-inset-bottom,0px))}
  .library.open,.inspector.open{transform:none}
  .lib-grid{grid-template-columns:repeat(auto-fill,minmax(88px,1fr))}
  .feat-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
  .sheet-close{display:inline-flex}
  .fabs{display:flex;position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));gap:8px;z-index:50}
  .fabs .btn{height:44px;box-shadow:var(--shadow)}
  .canvas-wrap{flex-direction:column}
  .toolbar{position:static;flex-direction:row;overflow-x:auto;overflow-y:hidden;border-radius:0;border-width:0 0 1px;box-shadow:none;max-width:100%;max-height:none;flex:none}
  .toolbar hr{border-top:0;border-left:1px solid var(--line);margin:5px 3px}
  .toolbar .tbtn{width:42px}
  .toolbar .tbtn kbd{display:none}
  .scroller{padding:16px 16px 120px}
  .review,.fgrid{grid-template-columns:minmax(0,1fr)}
}

/* ---------- look & feel extras ---------- */
.palettes{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.pal{display:flex;flex-direction:column;align-items:center;gap:4px;border:1px solid var(--line2);border-radius:10px;background:var(--panel);padding:6px 4px;color:var(--ink2);font-size:11px}
.pal:hover{border-color:var(--accent)}
.pal.on{border-color:var(--accent);background:var(--accent-soft);color:var(--ink)}
.pal-sw{display:flex;gap:2px;padding:4px;border-radius:7px;border:1px solid rgba(0,0,0,.12)}
.pal-sw i{width:10px;height:18px;border-radius:3px}
.pal small{font-size:11px;line-height:1.2;text-align:center}
.ci-check{display:flex;gap:8px;align-items:flex-start;font-size:13px;color:var(--ink2);margin-top:6px;cursor:pointer}
.ci-check input{margin-top:2px;accent-color:var(--accent);width:16px;height:16px;flex:none}
.field>.seg{margin-top:2px}

/* ---------- library: interactive highlights ---------- */
.lib-show{border:1.5px solid var(--accent);border-radius:12px;padding:12px 10px;background:var(--accent-soft)}
.lib-show .lib-h{color:var(--ink)}
.lib-show .lib-sub{color:var(--ink2)}
.lib-show .lib-feat{border-style:solid;background:var(--panel)}

/* ---------- sketch framing ---------- */
.chrome-tag{margin-left:auto;font:700 10px/1 var(--f-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink3);border:1px dashed var(--line2);border-radius:5px;padding:4px 7px;white-space:nowrap}
.intro-m{width:min(620px,100%)}
.intro-b{padding:28px 30px 20px}
.intro-kicker{margin:0 0 8px;font:700 11px/1 var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.intro-b h2{margin:0 0 12px;font:800 28px/1.12 var(--f-display);letter-spacing:-.02em}
.intro-lede{margin:0 0 18px;color:var(--ink2);font-size:15px;line-height:1.55}
.intro-steps{list-style:none;margin:0 0 16px;padding:0;display:grid;gap:10px;counter-reset:is}
.intro-steps li{counter-increment:is;display:grid;grid-template-columns:32px 1fr;gap:0 10px;padding:12px 14px;border-radius:12px;background:var(--panel2);border:1px solid var(--line)}
.intro-steps li::before{content:counter(is);grid-row:span 2;width:28px;height:28px;border-radius:50%;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-weight:700;font-size:13px}
.intro-steps b{font-size:14px}
.intro-steps span{font-size:13px;color:var(--ink2)}
.intro-note{margin:0;font-size:12px;color:var(--ink3)}
@media (max-width:860px){.chrome-tag{display:none}.intro-b{padding:22px 18px 14px}.intro-b h2{font-size:23px}}
.field>label.ci-check{font:400 13px/1.4 var(--f-ui);text-transform:none;letter-spacing:0;color:var(--ink2)}