:root{--bg:#f5f6f8;--panel:#fff;--line:#e2e5ea;--text:#1f2937;--muted:#6b7280;--accent:#2563eb;--danger:#dc2626}
*{box-sizing:border-box}
body{margin:0;font:14px/1.5 system-ui,-apple-system,'Segoe UI',sans-serif;color:var(--text);background:var(--bg)}
a{color:var(--accent)}
button,input,select,textarea{font:inherit}
.shell{display:grid;grid-template-columns:210px 1fr;min-height:100vh}
.side{background:#111827;color:#d1d5db;padding:18px 12px;display:flex;flex-direction:column;gap:2px}
.side h1{font-size:15px;color:#fff;margin:0 8px 14px}
.side a{color:#d1d5db;text-decoration:none;padding:8px 10px;border-radius:6px;display:block}
.side a:hover{background:#1f2937}
.side a.on{background:var(--accent);color:#fff}
.side .grow{flex:1}
.main{padding:24px 28px;min-width:0}
.main h2{margin:0 0 16px;font-size:20px}
.bar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px}
table{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden}
th,td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--line)}
th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);background:#fafbfc}
tr:last-child td{border-bottom:0}
.btn{border:1px solid var(--line);background:#fff;color:var(--text);padding:6px 12px;border-radius:6px;cursor:pointer}
.btn:hover{background:#f3f4f6}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{filter:brightness(.92)}
.btn.danger{color:var(--danger)}
.btn.sm{padding:2px 8px;font-size:12px}
label{display:block;font-weight:600;font-size:13px;margin:12px 0 4px}
input[type=text],input[type=password],input[type=url],input[type=color],select,textarea{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:6px;background:#fff}
input[type=color]{padding:2px;height:36px;width:80px}
textarea{min-height:80px;resize:vertical}
.row{display:flex;gap:8px;align-items:center}
.row>*{flex:1}.row>.btn{flex:none}
.pill{font-size:11px;padding:2px 8px;border-radius:999px;background:#e5e7eb}
.pill.published{background:#dcfce7;color:#166534}
.err{background:#fef2f2;color:var(--danger);padding:8px 12px;border-radius:6px;margin-bottom:12px}
.toast{position:fixed;bottom:20px;right:20px;background:#111827;color:#fff;padding:10px 16px;border-radius:8px;z-index:50}
.login{max-width:360px;margin:12vh auto}
.editor{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:20px;align-items:start}
@media(max-width:1100px){.editor{grid-template-columns:1fr}.shell{grid-template-columns:1fr}.side{flex-direction:row;flex-wrap:wrap}}
.block{background:var(--panel);border:1px solid var(--line);border-radius:10px;margin-bottom:10px}
.block>header{display:flex;align-items:center;gap:6px;padding:8px 12px;background:#fafbfc;border-bottom:1px solid var(--line);border-radius:10px 10px 0 0}
.block>header strong{flex:1}
.block .body{padding:4px 14px 14px}
.preview{position:sticky;top:12px}
.preview iframe{width:100%;height:78vh;border:1px solid var(--line);border-radius:10px;background:#fff}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.thumb{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:6px;font-size:12px;word-break:break-all}
.thumb img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:4px;display:block;margin-bottom:6px;cursor:pointer}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:40}
.modal>div{background:var(--bg);border-radius:12px;padding:20px;width:min(760px,92vw);max-height:80vh;overflow:auto}
.imgs{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.imgs span{position:relative}.imgs img{width:56px;height:56px;object-fit:cover;border-radius:4px}
.imgs button{position:absolute;top:-6px;right:-6px;border-radius:50%;border:0;background:var(--danger);color:#fff;width:18px;height:18px;line-height:1;cursor:pointer}
.muted{color:var(--muted)}
.ok{color:#166534;font-weight:600}.bad{color:var(--danger);font-weight:600}
.check{padding:6px 0;border-bottom:1px solid var(--line)}.check:last-child{border-bottom:0}
.metrics{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px;margin-bottom:8px}
.metric{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px 14px;min-width:0}
.metric .k{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.metric .v{font-size:20px;font-weight:700;margin:2px 0;overflow-wrap:anywhere}
.metric .sub{font-size:12px;color:var(--muted);overflow-wrap:anywhere}
.logbox{background:#0b1020;color:#cfe3ff;padding:14px;border-radius:10px;max-height:70vh;overflow:auto;font:12px/1.5 ui-monospace,Consolas,monospace;white-space:pre-wrap;word-break:break-all}
tr.warnrow td{background:#fff7ed}
body.system .side{background:#1f1147}
body.system .side a.on{background:#7c3aed}

/* Drag and drop */
.drag-handle{cursor:grab;user-select:none;padding:0 8px 0 2px;font-size:18px;line-height:1;color:var(--muted)}
.drag-handle:active{cursor:grabbing}
.block.dragging{opacity:.4}
.drop-line{height:0;position:relative;pointer-events:none}
.drop-line::before{content:'';position:absolute;left:0;right:0;top:-3px;height:5px;border-radius:3px;background:var(--accent)}
.drop-line.v{display:inline-block;width:0;height:56px;vertical-align:top}
.drop-line.v::before{left:-3px;right:auto;top:0;bottom:0;width:5px;height:auto}
.drop-hot{outline:2px dashed var(--accent);outline-offset:3px;background:#eff6ff}
.dropnote{font-size:12px}
.field-thumb{display:block;max-width:140px;max-height:90px;border-radius:6px;margin-top:6px;border:1px solid var(--line);object-fit:cover}
.palette{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 12px}
.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 12px;cursor:grab;font-size:13px}
.chip:hover{border-color:var(--accent);color:var(--accent)}
.trayBox{background:var(--panel);border:1px dashed var(--line);border-radius:10px;padding:10px 12px;margin:0 0 14px}
.traytitle{margin-bottom:6px}
.tray{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;min-height:64px;align-items:center}
.tray img{height:64px;width:64px;flex:none;object-fit:cover;border-radius:6px;cursor:grab;border:1px solid var(--line)}
.imgs span{cursor:grab}
.main.drop-hot{outline-offset:-6px}