:root{--bg:#f6f7fb;--card:#fff;--text:#121826;--muted:#667085;--line:#e5e7eb;--primary:#4f46e5;--primary2:#6d5dfc;--danger:#ef4444;--cream:#fffdf4}*{box-sizing:border-box}body{margin:0;font-family:Sora,Arial,sans-serif;color:var(--text);background:var(--bg)}button,input,select,textarea{font:inherit}button{cursor:pointer}.app{display:flex;min-height:100vh}.sidebar{width:240px;background:#111827;color:#dbe4f0;padding:20px 14px;position:fixed;inset:0 auto 0 0;z-index:20;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;padding:8px 10px 28px;color:#fff}.brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#6366f1,#8b5cf6);display:grid;place-items:center}.nav{width:100%;border:0;background:transparent;color:#aeb9ca;text-align:left;padding:12px 13px;border-radius:10px;margin:2px 0;display:flex;align-items:center;gap:12px}.nav:hover,.nav.active{background:#27324a;color:#fff}.sidebar-footer{margin-top:auto;color:#748197;font-size:11px;line-height:1.6;padding:12px}.main{margin-left:240px;width:calc(100% - 240px);min-width:0}.topbar{height:76px;background:#fff;border-bottom:1px solid var(--line);padding:0 28px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:10}.topbar h1{margin:0;font-size:21px}.topbar p{margin:4px 0 0;color:var(--muted);font-size:12px}.top-actions{display:flex;align-items:center;gap:12px}.avatar{width:36px;height:36px;border-radius:50%;background:#ede9fe;color:#4f46e5;display:grid;place-items:center;font-weight:700}.mobile-menu{display:none;border:0;background:none;font-size:24px}.view{display:none;padding:28px}.active-view{display:block}.btn{border:1px solid var(--line);border-radius:10px;padding:10px 15px;background:#fff;font-weight:600}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.ghost:hover{background:#f3f4f6}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:22px}.stat,.panel{background:var(--card);border:1px solid var(--line);border-radius:16px}.stat{padding:20px}.stat span,.stat small{display:block;color:var(--muted);font-size:12px}.stat strong{display:block;font-size:27px;margin:9px 0}.stat.accent strong{color:var(--primary)}.panel{padding:22px}.panel.narrow{max-width:850px}.panel-head{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:18px}.panel h2{margin:0;font-size:18px}.panel-head p,.muted{margin:5px 0 0;color:var(--muted);font-size:12px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:680px}th,td{text-align:left;padding:13px 10px;border-bottom:1px solid #eef0f3;font-size:12px}th{color:#7a8494;font-weight:600}.toolbar{display:flex;gap:10px;margin-bottom:15px}.toolbar input{flex:1}.toolbar input,.form-grid input,.form-grid select,.form-grid textarea,.form-grid label input,textarea,select{border:1px solid var(--line);border-radius:10px;padding:11px 12px;outline:none;background:#fff}.toolbar input:focus,input:focus,select:focus,textarea:focus{border-color:#a5b4fc;box-shadow:0 0 0 3px #eef2ff}.designer-shell{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}.designer-toolbar{height:68px;padding:12px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}.designer-toolbar strong{display:block}.designer-toolbar .muted{display:block}.toolbar-actions{display:flex;gap:8px}.designer-grid{display:grid;grid-template-columns:230px minmax(420px,1fr) 270px;min-height:650px}.tool-panel,.properties{padding:18px;border-right:1px solid var(--line);background:#fbfcfe}.properties{border-left:1px solid var(--line);border-right:0}.tool-panel h3,.properties h3{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#778399;margin:2px 0 12px}.tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:24px}.tool{background:#fff;border:1px solid var(--line);border-radius:10px;padding:11px 7px;font-size:18px;color:var(--primary);display:flex;flex-direction:column;gap:4px;align-items:center}.tool span{font-size:10px;color:#475467}.field-list{display:flex;flex-direction:column;gap:6px}.field-list button{border:1px solid transparent;background:#fff;text-align:left;padding:9px;border-radius:8px;color:#344054;font-size:11px}.field-list button:hover{border-color:#ddd6fe;background:#faf9ff}.canvas-area{background:#eef2f6;position:relative;overflow:hidden}.zoom-row{height:45px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:flex-end;gap:6px;padding:6px 12px}.zoom-row button,.zoom-row span{border:1px solid var(--line);background:#fff;border-radius:7px;padding:6px 9px;font-size:11px}.canvas-wrap{height:605px;overflow:auto;display:flex;align-items:center;justify-content:center;padding:35px}.certificate-canvas{width:900px;height:620px;background:var(--cream);position:relative;box-shadow:0 12px 35px #00000018;overflow:hidden;transform-origin:center}.certificate-canvas .sample-watermark{position:absolute;inset:0;display:grid;place-items:center;font-size:110px;color:#00000016;font-family:Georgia,serif;pointer-events:none}.layer{position:absolute;border:1px dashed transparent;padding:2px;cursor:move;white-space:pre-wrap}.layer.selected{border:1px solid #6366f1;box-shadow:0 0 0 2px #6366f11a}.layer .handle{position:absolute;width:7px;height:7px;background:#fff;border:1px solid #6366f1;border-radius:2px;right:-4px;bottom:-4px}.layer.text{font-size:22px}.layer.field{font-size:24px;font-weight:600;color:#332e87}.mobile-tools{display:none}.empty-state{color:#98a2b3;font-size:12px;border:1px dashed var(--line);border-radius:12px;padding:30px;text-align:center}.prop-group{margin-bottom:15px}.prop-group label{display:block;color:#667085;font-size:10px;margin-bottom:6px}.prop-row{display:grid;grid-template-columns:1fr 1fr;gap:7px}.prop-group input,.prop-group select{width:100%;border:1px solid var(--line);border-radius:8px;padding:8px;font-size:11px}.template-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.template-card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff}.template-thumb{height:160px;background:linear-gradient(135deg,#fffdf4,#f0f4ff);display:grid;place-items:center;color:#98a2b3;font-size:28px}.template-card .meta{padding:12px}.template-card strong{font-size:12px}.template-card small{display:block;color:var(--muted);margin-top:4px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:15px 0}.form-grid label{display:flex;flex-direction:column;gap:7px;font-size:11px;color:#475467}.form-grid textarea{min-height:100px}.modal{display:none;position:fixed;inset:0;background:#11182780;z-index:50;align-items:center;justify-content:center;padding:20px}.modal.open{display:flex}.modal-card{width:min(720px,100%);background:#fff;border-radius:18px;padding:22px;box-shadow:0 20px 60px #0003}.modal-head{display:flex;justify-content:space-between}.modal-head h2{margin:0;font-size:18px}.modal-head p{color:var(--muted);font-size:11px}.close{border:0;background:#f3f4f6;width:32px;height:32px;border-radius:50%;font-size:20px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.toast{position:fixed;right:22px;bottom:22px;background:#111827;color:#fff;padding:12px 15px;border-radius:10px;font-size:12px;opacity:0;transform:translateY(10px);pointer-events:none;transition:.2s;z-index:100}.toast.show{opacity:1;transform:none}.custom-field{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding:14px 0}.custom-field strong{font-size:12px}.custom-field span{font-size:11px;color:var(--muted)}
@media(max-width:1100px){.designer-grid{grid-template-columns:200px minmax(400px,1fr)}.properties{display:none}.stats{grid-template-columns:repeat(2,1fr)}.template-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.sidebar{transform:translateX(-100%);transition:.2s}.sidebar.open{transform:none}.main{margin-left:0;width:100%}.topbar{padding:0 14px;height:68px}.mobile-menu{display:block}.top-actions .btn{display:none}.view{padding:14px}.stats{grid-template-columns:1fr 1fr;gap:10px}.stat{padding:14px}.stat strong{font-size:20px}.designer-grid{display:block;min-height:calc(100vh - 180px)}.tool-panel{display:none}.canvas-area{height:calc(100vh - 210px)}.canvas-wrap{height:calc(100% - 45px);padding:20px;align-items:flex-start}.certificate-canvas{width:900px;height:620px;transform:scale(.55);transform-origin:top center;margin-bottom:-250px}.mobile-tools{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line);background:#fff}.mobile-tools button{border:0;background:#fff;padding:9px 3px;color:var(--primary);font-size:15px}.mobile-tools span{font-size:9px;color:#667085}.designer-toolbar{height:auto;min-height:64px}.designer-toolbar .btn{padding:8px}.designer-toolbar .btn.ghost{display:none}.form-grid{grid-template-columns:1fr}.template-grid{grid-template-columns:1fr}.panel{padding:16px}.toolbar{flex-direction:column}}