:root{
  --bg:#eef4f8;--panel:#fff;--ink:#17324a;--muted:#6f8192;--line:#d9e4ec;
  --primary:#0e79b2;--primary2:#0b5f89;--accent:#13a57a;--danger:#c83b3b;
  --shadow:0 8px 28px rgba(24,55,76,.10);
}
*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:Tahoma,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--ink);overflow:hidden}
button,input,select{font:inherit}.app-shell{height:100vh;display:flex;flex-direction:column}.topbar{height:68px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 18px;box-shadow:0 2px 10px rgba(22,49,70,.05);z-index:20}.brand{display:flex;gap:10px;align-items:center}.brand-mark{width:42px;height:42px;border-radius:12px;background:linear-gradient(145deg,var(--primary),var(--primary2));color:#fff;display:grid;place-items:center;font-size:24px;font-weight:900}.brand h1{font-size:18px;margin:0}.brand p{margin:2px 0 0;color:var(--muted);font-size:12px}.top-actions{display:flex;align-items:center;gap:8px;direction:rtl}.divider{height:28px;width:1px;background:var(--line);margin:0 4px}.btn,.icon-btn{border:1px solid #cddae3;background:#fff;color:var(--ink);border-radius:9px;padding:8px 12px;cursor:pointer;transition:.15s}.btn:hover,.icon-btn:hover{border-color:#a9c5d6;background:#f8fbfd}.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn.primary:hover{background:var(--primary2)}.icon-btn{width:36px;height:36px;padding:0;font-size:19px}.workspace{flex:1;min-height:0;display:grid;grid-template-columns:270px minmax(520px,1fr) 300px;direction:ltr}.side-panel{background:#fff;overflow:auto;direction:rtl}.tools-panel{border-right:1px solid var(--line)}.properties-panel{border-left:1px solid var(--line)}.panel-section{padding:16px;border-bottom:1px solid var(--line)}.panel-section h2{font-size:14px;margin:0 0 12px}.panel-section.compact{padding-bottom:20px}.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.tool-btn{height:65px;border:1px solid var(--line);background:#f9fbfd;border-radius:10px;color:var(--ink);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;cursor:pointer}.tool-btn span{font-size:20px}.tool-btn b{font-size:11px}.tool-btn:hover,.tool-btn.active{border-color:var(--primary);background:#edf8fd;color:var(--primary2)}.section-title-row{display:flex;align-items:center;justify-content:space-between;gap:8px}.mini-search{width:92px;border:1px solid var(--line);border-radius:8px;padding:6px 8px;font-size:11px}.field-tabs{display:flex;gap:5px;overflow:auto;padding-bottom:8px}.field-tabs button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 8px;font-size:10px;white-space:nowrap;cursor:pointer}.field-tabs button.active{background:#eaf6fb;color:var(--primary2);border-color:#9fcde1}.field-list{display:flex;flex-direction:column;gap:6px;max-height:290px;overflow:auto}.field-item{border:1px solid var(--line);border-radius:8px;padding:8px;background:#fbfdfe;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:8px}.field-item:hover{border-color:#9bc6da;background:#f3fbff}.field-item strong{font-size:11px}.field-item code{direction:ltr;font-size:9px;color:#748594;background:#edf2f5;border-radius:4px;padding:2px 4px}.stack-actions{display:grid;gap:7px}.wide{width:100%}.canvas-area{display:flex;flex-direction:column;min-width:0;direction:rtl}.canvas-toolbar{height:56px;background:#f8fbfd;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:0 14px;gap:12px;direction:rtl}.doc-title-wrap{display:flex;align-items:center;gap:8px}.doc-name{border:none;background:transparent;font-weight:900;color:var(--ink);font-size:15px;min-width:200px;border-bottom:1px dashed transparent;padding:5px}.doc-name:focus{outline:none;border-color:#a9c4d4}.status-dot{font-size:10px;color:#8a9aa8}.canvas-controls{display:flex;align-items:center;gap:10px;font-size:11px}.canvas-controls label{display:flex;align-items:center;gap:5px}.canvas-controls select{border:1px solid var(--line);border-radius:7px;padding:5px 7px;background:#fff}.toggle{white-space:nowrap}.canvas-scroll{flex:1;overflow:auto;position:relative;background:#dde6ec;padding:34px;direction:ltr}.artboard-host{margin:auto;transform-origin:top center;display:flex;justify-content:center;align-items:flex-start;min-width:min-content}.artboard{background:#fff;box-shadow:var(--shadow);touch-action:none;user-select:none}.bottom-hint{height:28px;font-size:10px;color:#6f8192;background:#f8fbfd;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:center}.pill{font-size:10px;background:#edf4f8;border:1px solid var(--line);padding:4px 7px;border-radius:999px;color:#687b8a}.empty-state{font-size:12px;color:#81919e;background:#f8fbfd;border:1px dashed #cbd9e2;border-radius:9px;padding:16px;text-align:center}.properties-form{display:grid;gap:10px}.hidden{display:none!important}.prop-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.prop-row{display:grid;gap:4px}.prop-row label{font-size:10px;color:#667988}.prop-row input,.prop-row select,.prop-row textarea{width:100%;border:1px solid var(--line);border-radius:7px;padding:7px;background:#fff;color:var(--ink)}.prop-row textarea{min-height:62px;resize:vertical}.prop-actions{display:grid;grid-template-columns:1fr 1fr;gap:7px}.btn.danger{color:var(--danger);border-color:#e4b8b8}.layers-list{display:flex;flex-direction:column;gap:5px}.layer-item{display:grid;grid-template-columns:26px 1fr 26px 26px;align-items:center;gap:4px;border:1px solid var(--line);background:#fbfdfe;border-radius:8px;padding:5px;cursor:pointer}.layer-item.active{border-color:#64acd0;background:#edf8fd}.layer-item .type{width:24px;height:24px;border-radius:6px;background:#edf2f5;display:grid;place-items:center;font-size:11px}.layer-item .name{font-size:10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.layer-item button{border:0;background:transparent;cursor:pointer;color:#657988}.layer-actions{display:flex;gap:5px}.layer-actions button{border:1px solid var(--line);background:#fff;border-radius:6px;width:27px;height:27px;cursor:pointer}.modal{border:0;border-radius:14px;padding:0;box-shadow:0 20px 60px rgba(0,0,0,.25);width:min(430px,90vw)}.modal.large{width:min(650px,90vw)}.modal::backdrop{background:rgba(15,32,46,.48)}.modal form{padding:20px}.modal h3{margin:0 0 16px}.modal form>label{display:grid;gap:5px;margin:10px 0;font-size:12px}.modal input,.modal select{border:1px solid var(--line);border-radius:8px;padding:9px}.modal-actions{display:flex;justify-content:flex-start;gap:8px;margin-top:18px}.saved-list{display:grid;gap:8px;max-height:55vh;overflow:auto}.saved-card{border:1px solid var(--line);border-radius:10px;padding:10px;display:flex;align-items:center;justify-content:space-between;gap:10px}.saved-card strong{font-size:12px}.saved-card small{display:block;color:var(--muted);font-size:10px;margin-top:3px}.saved-card .actions{display:flex;gap:5px}.toast{position:fixed;left:20px;bottom:20px;background:#15384c;color:#fff;padding:10px 14px;border-radius:10px;box-shadow:var(--shadow);font-size:12px;opacity:0;transform:translateY(12px);pointer-events:none;transition:.2s;z-index:100}.toast.show{opacity:1;transform:translateY(0)}
.selection-overlay{pointer-events:none}.selection-overlay .handle{pointer-events:all}.selection-box{fill:none;stroke:#0e79b2;stroke-width:.7;vector-effect:non-scaling-stroke;pointer-events:none}.handle{fill:#fff;stroke:#0e79b2;stroke-width:.8;vector-effect:non-scaling-stroke;cursor:nwse-resize}.handle[data-handle="n"],.handle[data-handle="s"]{cursor:ns-resize}.handle[data-handle="e"],.handle[data-handle="w"]{cursor:ew-resize}.handle[data-handle="ne"],.handle[data-handle="sw"]{cursor:nesw-resize}.handle[data-handle="nw"],.handle[data-handle="se"]{cursor:nwse-resize}.guide-label{font-size:3.3px;fill:#0e79b2;pointer-events:none}.element-hit{fill:transparent;stroke:transparent;cursor:move}.locked-overlay{fill:rgba(120,130,140,.07);stroke:#97a7b5;stroke-dasharray:2 1;pointer-events:none}
@media(max-width:1100px){.workspace{grid-template-columns:220px minmax(440px,1fr) 250px}.topbar{padding:0 10px}.top-actions .btn{padding:7px 8px;font-size:11px}.brand p{display:none}}


/* V1.3 — multi selection, alignment and editable field frames */
.multi-selection-item{fill:none;stroke:#27a0d8;stroke-width:.55;stroke-dasharray:1.8 1.2;vector-effect:non-scaling-stroke;pointer-events:none}
.group-selection-box{fill:none;stroke:#0879b7;stroke-width:.8;stroke-dasharray:3 1.5;vector-effect:non-scaling-stroke;pointer-events:none}
.multi-help{font-size:11px;line-height:1.7;color:#526a79;background:#f5fafc;border:1px solid #d8e7ef;border-radius:9px;padding:9px 10px}
.align-title{font-size:11px;font-weight:800;color:#315467;margin-top:2px}
.align-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.align-btn{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:7px;min-height:36px;padding:5px 4px;font-size:10px;font-weight:800;cursor:pointer;transition:.15s}
.align-btn:hover{border-color:#4da5cf;background:#eef8fc;color:#0879b7}
.frame-box{display:grid;gap:8px;padding:9px;border:1px solid #d9e5eb;border-radius:9px;background:#fafcfd}
.check-row{display:flex;align-items:center;gap:7px;font-size:11px;font-weight:800;color:#385366}
.check-row input{width:auto!important}