:root {
  --bg: #f4f5f7; --panel: #fff; --ink: #1b1f27; --mute: #6b7280; --line: #e3e6eb; --line-2: #eef0f3;
  --brand: #1d4ed8; --brand-ink: #fff; --brand-soft: #e8efff; --ok: #15803d; --warn: #b45309; --bad: #b91c1c;
  --radius: 8px; --shadow: 0 1px 2px rgba(16,24,40,.06), 0 4px 16px rgba(16,24,40,.06);
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font: 14px/1.45 var(--font); color: var(--ink); background: var(--bg); }
a { color: var(--brand); text-decoration: none; }
h1, h2, h3 { margin: 0; letter-spacing: -.01em; }
h1 { font-size: 20px; } h2 { font-size: 16px; } h3 { font-size: 15px; }
.muted { color: var(--mute); }
.small { font-size: 12px; }
input, select, textarea { font: inherit; color: inherit; border: 1px solid var(--line); border-radius: 6px; padding: 7px 9px; background: #fff; width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--brand-soft); border-color: var(--brand); }
input[type=checkbox] { width: auto; accent-color: var(--brand); }
label { display: block; font-size: 12px; font-weight: 600; color: var(--mute); margin-bottom: 10px; }
label > input, label > select, label > textarea { margin-top: 4px; font-weight: 400; }
label.check { display: flex; align-items: center; gap: 6px; color: var(--ink); font-weight: 500; font-size: 13px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--line); background: #fff; color: var(--ink); padding: 6px 12px; border-radius: 6px; cursor: pointer; font: 500 13px var(--font); white-space: nowrap; }
.btn:hover { background: #f7f8fa; border-color: #d3d7de; }
.btn.primary { background: var(--brand); color: var(--brand-ink); border-color: var(--brand); }
.btn.primary:hover { background: #1e40af; }
.btn.danger { color: var(--bad); }
.btn.danger.primary, .modal .btn.danger { background: var(--bad); color: #fff; border-color: var(--bad); }
.btn.sm { padding: 3px 8px; font-size: 12px; }
.btn.ghost { border-color: transparent; background: transparent; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-row { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }

/* Top bar */
.topbar { display: flex; align-items: center; gap: 24px; height: 52px; padding: 0 20px; background: #0f172a; color: #cbd5e1; position: sticky; top: 0; z-index: 20; }
.brand, .brand-lg { display: flex; align-items: center; gap: 8px; font-weight: 700; color: #fff; }
.brand-lg { color: var(--ink); font-size: 18px; justify-content: center; margin-bottom: 16px; }
.logo { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 6px; background: var(--brand); color: #fff; font-weight: 800; }
.topbar nav { display: flex; gap: 4px; }
.topbar nav a { color: #cbd5e1; padding: 6px 10px; border-radius: 6px; }
.topbar nav a.active, .topbar nav a:hover { background: #1e293b; color: #fff; }
.topbar .user { margin-left: auto; font-size: 13px; }
.topbar .user a { color: #93c5fd; }

.page { max-width: 1280px; margin: 0 auto; padding: 20px; }
.page-head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.page-head .grow { flex: 1; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-pad { padding: 16px; }
.grid { display: grid; gap: 16px; }
.stats { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); margin-bottom: 16px; }
.stat { padding: 14px 16px; }
.stat b { display: block; font-size: 24px; }
.stat span { color: var(--mute); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }

/* Tables */
table.list { width: 100%; border-collapse: collapse; }
table.list th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--mute); padding: 10px 12px; border-bottom: 1px solid var(--line); font-weight: 600; }
table.list td { padding: 10px 12px; border-bottom: 1px solid var(--line-2); vertical-align: middle; }
table.list tr:hover td { background: #fafbfc; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; background: #eef0f3; color: #374151; text-transform: capitalize; }
.badge.draft { background: #f1f5f9; } .badge.in_progress { background: #e0ecff; color: #1e40af; }
.badge.submitted { background: #ede9fe; color: #5b21b6; } .badge.won { background: #dcfce7; color: var(--ok); }
.badge.lost { background: #fee2e2; color: var(--bad); } .badge.archived { background: #f3f4f6; color: var(--mute); }
.due.urgent { color: var(--bad); font-weight: 600; } .due.soon { color: var(--warn); font-weight: 600; } .due.over { color: var(--mute); text-decoration: line-through; }
.progress { height: 6px; background: var(--line-2); border-radius: 3px; overflow: hidden; min-width: 60px; }
.progress i { display: block; height: 100%; background: var(--ok); }
.empty { padding: 40px; text-align: center; color: var(--mute); }

/* Auth */
body.auth { display: grid; place-items: center; min-height: 100vh; background: #eef1f6; }
.auth-card { width: 360px; background: #fff; padding: 28px; border-radius: 12px; box-shadow: var(--shadow); }
.auth-card h1 { margin-bottom: 16px; }
.auth-card .btn { width: 100%; justify-content: center; padding: 9px; }
.alert { background: #fef2f2; color: var(--bad); border: 1px solid #fecaca; padding: 8px 10px; border-radius: 6px; margin-bottom: 12px; font-size: 13px; }
.alert.ok { background: #f0fdf4; color: var(--ok); border-color: #bbf7d0; }
.alert.warn { background: #fffbeb; color: var(--warn); border-color: #fde68a; }
.checks { list-style: none; padding: 0; margin: 0 0 14px; font-size: 13px; }
.checks li::before { content: "✔ "; } .checks li.bad { color: var(--bad); } .checks li.bad::before { content: "✖ "; }
.checks li.ok { color: var(--ok); }

/* Modal */
.modal-overlay { position: fixed; inset: 0; background: rgba(15,23,42,.45); display: grid; place-items: center; z-index: 100; padding: 16px; }
.modal { background: #fff; border-radius: 12px; width: min(440px, 100%); max-height: 90vh; overflow: auto; padding: 20px; box-shadow: 0 20px 50px rgba(0,0,0,.25); }
.modal.wide { width: min(760px, 100%); }
.modal h3 { margin-bottom: 14px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 8px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 12px; }
.form-grid .full { grid-column: 1 / -1; }

#toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%) translateY(20px); background: #111827; color: #fff; padding: 10px 16px; border-radius: 8px; opacity: 0; pointer-events: none; transition: .2s; z-index: 200; max-width: 90vw; }
#toast.show { opacity: 1; transform: translateX(-50%); }
#toast.err { background: var(--bad); }

/* Workspace (explorer) */
.ws { display: grid; grid-template-columns: 260px 1fr; height: calc(100vh - 52px); }
.ws.with-side { grid-template-columns: 260px 1fr 300px; }
.ws-tree { background: #fff; border-right: 1px solid var(--line); overflow: auto; padding: 10px 6px; }
.ws-main { display: flex; flex-direction: column; min-width: 0; }
.ws-side { background: #fff; border-left: 1px solid var(--line); overflow: auto; }
.ws-head { background: #fff; border-bottom: 1px solid var(--line); padding: 12px 16px; display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.ws-head .title { flex: 1; min-width: 200px; }
.ws-head .title h1 { font-size: 17px; }
.toolbar { background: #fafbfc; border-bottom: 1px solid var(--line); padding: 8px 16px; display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.crumbs { display: flex; gap: 4px; align-items: center; font-size: 13px; flex: 1; min-width: 150px; }
.crumbs a { color: var(--ink); padding: 2px 4px; border-radius: 4px; } .crumbs a:hover { background: var(--line-2); }
.crumbs span { color: var(--mute); }
.ws-content { flex: 1; overflow: auto; padding: 16px; position: relative; }
.ws-content.drag-over { outline: 2px dashed var(--brand); outline-offset: -8px; background: var(--brand-soft); }

.tree-drive { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--mute); font-weight: 700; padding: 10px 8px 4px; display: flex; justify-content: space-between; }
.tree ul { list-style: none; margin: 0; padding-left: 14px; }
.tree > ul { padding-left: 0; }
.tree-node { display: flex; align-items: center; gap: 6px; padding: 4px 8px; border-radius: 6px; cursor: pointer; user-select: none; font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tree-node:hover { background: var(--line-2); }
.tree-node.active { background: var(--brand-soft); color: var(--brand); font-weight: 600; }
.tree-node.drop { outline: 2px solid var(--brand); }
.tree-node .tw { width: 12px; color: var(--mute); font-size: 10px; flex: none; }
.tree-node .ic { flex: none; }
.tree-file { color: #374151; }
.tree-file[draggable=true] { cursor: grab; }

.items { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.item { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 12px 10px 10px; text-align: center; cursor: pointer; position: relative; user-select: none; }
.item:hover { border-color: #c7cdd6; box-shadow: var(--shadow); }
.item.sel { border-color: var(--brand); background: var(--brand-soft); }
.item .name { font-size: 12.5px; margin-top: 8px; word-break: break-word; line-height: 1.3; max-height: 3.9em; overflow: hidden; }
.item .meta { font-size: 11px; color: var(--mute); margin-top: 3px; }
.ficon { display: inline-grid; place-items: center; width: 44px; height: 54px; border-radius: 5px; font-size: 10px; font-weight: 800; color: #fff; position: relative; }
.ficon::after { content: ""; position: absolute; top: 0; right: 0; border-width: 0 12px 12px 0; border-style: solid; border-color: #fff #fff rgba(0,0,0,.18) rgba(0,0,0,.18); }
.ficon.PDF { background: #dc2626; } .ficon.DOC { background: #2563eb; } .ficon.PPT { background: #ea580c; } .ficon.XLS { background: #16a34a; } .ficon.TXT, .ficon.FILE { background: #64748b; }
.ficon.sm { width: 22px; height: 26px; font-size: 7px; border-radius: 3px; } .ficon.sm::after { border-width: 0 6px 6px 0; }
.folder-ic { width: 54px; height: 42px; margin: 6px auto 6px; background: #f6c453; border-radius: 4px 6px 6px 6px; position: relative; }
.folder-ic::before { content: ""; position: absolute; top: -6px; left: 0; width: 22px; height: 8px; background: #f6c453; border-radius: 3px 3px 0 0; }
.tag { position: absolute; top: 6px; right: 6px; font-size: 10px; padding: 1px 5px; border-radius: 4px; background: #fef3c7; color: var(--warn); font-weight: 700; }
.tag.err { background: #fee2e2; color: var(--bad); } .tag.lh { background: #dbeafe; color: var(--brand); left: 6px; right: auto; }
.upload-list { position: fixed; right: 16px; bottom: 16px; width: 320px; z-index: 50; display: grid; gap: 6px; }
.upload-row { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; box-shadow: var(--shadow); font-size: 12px; }
.upload-row .bar { height: 4px; background: var(--line-2); border-radius: 2px; margin-top: 6px; overflow: hidden; }
.upload-row .bar i { display: block; height: 100%; background: var(--brand); width: 0; transition: width .2s; }
.upload-row.err { border-color: #fecaca; color: var(--bad); }

/* Context menu */
.ctx { position: fixed; background: #fff; border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 10px 30px rgba(0,0,0,.15); padding: 4px; z-index: 150; min-width: 190px; }
.ctx button { display: block; width: 100%; text-align: left; background: none; border: 0; padding: 7px 10px; border-radius: 5px; font: 13px var(--font); cursor: pointer; color: var(--ink); }
.ctx button:hover { background: var(--line-2); } .ctx button.danger { color: var(--bad); } .ctx hr { border: 0; border-top: 1px solid var(--line); margin: 4px 0; }

/* Page tools (full-screen) */
.pages-view { position: fixed; inset: 0; background: #e9ecf1; z-index: 90; display: flex; flex-direction: column; }
.pages-view .bar { background: #fff; border-bottom: 1px solid var(--line); padding: 10px 16px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.pages-view .bar .title { font-weight: 600; flex: 1; min-width: 200px; }
.pages-view .bar .group { display: flex; gap: 4px; align-items: center; padding: 0 8px; border-left: 1px solid var(--line); }
.pages-view .bar .group > span { font-size: 11px; color: var(--mute); text-transform: uppercase; font-weight: 700; margin-right: 4px; }
.pages-grid { flex: 1; overflow: auto; padding: 20px; display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 18px; align-content: start; }
.pcard { background: #fff; border-radius: 8px; padding: 8px; box-shadow: var(--shadow); border: 2px solid transparent; cursor: pointer; }
.pcard.sel { border-color: var(--brand); }
.pcard .thumb { position: relative; background: #f3f4f6; min-height: 230px; display: grid; place-items: center; }
.pcard canvas { display: block; max-width: 100%; height: auto; box-shadow: 0 0 0 1px var(--line); }
.pcard .sel-mark { position: absolute; top: 6px; right: 6px; width: 22px; height: 22px; border-radius: 50%; background: #fff; border: 2px solid #cbd5e1; display: grid; place-items: center; font-size: 12px; color: #fff; }
.pcard.sel .sel-mark { background: var(--brand); border-color: var(--brand); }
.pcard .pfoot { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; font-size: 12px; }
.pcard .pfoot label { margin: 0; color: var(--ink); font-weight: 500; display: flex; gap: 5px; align-items: center; font-size: 12px; cursor: pointer; }

/* Side panel */
.side-sec { padding: 14px 16px; border-bottom: 1px solid var(--line); }
.side-sec h3 { font-size: 13px; margin-bottom: 10px; display: flex; justify-content: space-between; align-items: center; }
.check-item { display: flex; gap: 8px; align-items: flex-start; padding: 4px 0; font-size: 13px; }
.check-item.done span { text-decoration: line-through; color: var(--mute); }
.check-item button { margin-left: auto; visibility: hidden; }
.check-item:hover button { visibility: visible; }
.kv { display: grid; grid-template-columns: 90px 1fr; gap: 4px 8px; font-size: 13px; }
.kv dt { color: var(--mute); } .kv dd { margin: 0; }

/* Builder */
.builder { display: grid; grid-template-columns: 300px 1fr 320px; height: calc(100vh - 52px); }
.builder > div { overflow: auto; }
.b-tree { background: #fff; border-right: 1px solid var(--line); padding: 10px 6px; }
.b-main { padding: 16px; }
.b-opts { background: #fff; border-left: 1px solid var(--line); padding: 16px; }
.dropzone { min-height: 300px; border: 2px dashed #cbd5e1; border-radius: 10px; padding: 10px; background: #fff; }
.dropzone.drag-over { border-color: var(--brand); background: var(--brand-soft); }
.dropzone .empty { padding: 60px 20px; }
.seq-row { display: grid; grid-template-columns: 22px 56px 28px 1fr 110px 130px 30px; gap: 10px; align-items: center; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: #fff; margin-bottom: 8px; }
.seq-row .handle { cursor: grab; color: var(--mute); text-align: center; font-size: 16px; }
.seq-row input.seq { text-align: center; font-weight: 700; padding: 5px; }
.seq-row .nm { min-width: 0; } .seq-row .nm b { display: block; font-weight: 600; font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.seq-row .nm small { color: var(--mute); font-size: 11px; }
.seq-row input.range { font-size: 12px; padding: 5px 7px; }
.seq-row.ghost { opacity: .4; }
.seq-row.warn { border-color: #fca5a5; background: #fff7f7; }
.opt-sec { border-bottom: 1px solid var(--line-2); padding-bottom: 12px; margin-bottom: 12px; }
.opt-sec h3 { font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--mute); margin-bottom: 8px; }
.summary { display: flex; gap: 16px; font-size: 13px; color: var(--mute); margin: 10px 0; } .summary b { color: var(--ink); }
.out-row { display: flex; gap: 8px; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--line-2); font-size: 13px; }
.out-row .grow { flex: 1; min-width: 0; } .out-row .grow b { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.busy { position: fixed; inset: 0; background: rgba(255,255,255,.75); z-index: 300; display: grid; place-items: center; }
.busy .box { background: #fff; padding: 20px 24px; border-radius: 10px; box-shadow: var(--shadow); min-width: 300px; }
.busy .bar { height: 6px; background: var(--line-2); border-radius: 3px; margin-top: 10px; overflow: hidden; }
.busy .bar i { display: block; height: 100%; background: var(--brand); width: 0; transition: width .2s; }

/* Editor */
.editor-wrap { height: calc(100vh - 52px); display: flex; flex-direction: column; }
.editor-wrap .jodit-container { flex: 1; border-radius: 0 !important; border-left: 0 !important; border-right: 0 !important; }
.editor-wrap .jodit-workplace { background: #e9ecf1; }
.editor-wrap .jodit-wysiwyg { width: 210mm; min-height: 297mm; margin: 20px auto !important; background: #fff; padding: 20mm !important; box-shadow: var(--shadow); box-sizing: border-box; }

/* Settings */
.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.lh-card { display: grid; grid-template-columns: 110px 1fr; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line-2); }
.lh-card canvas, .lh-card img { width: 110px; border: 1px solid var(--line); background: #fff; }
.lh-card .form-grid { grid-template-columns: repeat(3, 1fr); }

@media (max-width: 1100px) {
  .builder { grid-template-columns: 240px 1fr; } .b-opts { grid-column: 1 / -1; }
  .ws.with-side { grid-template-columns: 220px 1fr; } .ws-side { display: none; }
  .settings-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .ws, .builder { grid-template-columns: 1fr; height: auto; } .ws-tree, .b-tree { max-height: 240px; }
  .seq-row { grid-template-columns: 20px 46px 1fr 30px; } .seq-row .ficon, .seq-row input.range, .seq-row .lhc { display: none; }
  .topbar nav a { padding: 6px; } .topbar .user { display: none; }
}
.jodit-wysiwyg .page-break, .jodit-wysiwyg [style*="page-break-before"] { border-top: 2px dashed #94a3b8; margin-top: 12px; padding-top: 8px; }
.jodit-wysiwyg .page-break { height: 0; }