:root{
  --bg:#f5f7fb; --card:#fff; --ink:#172033; --muted:#667085; --line:#e5e7eb;
  --primary:#2563eb; --primary2:#1d4ed8; --soft:#eff6ff; --good:#0f766e;
  --warn:#c2410c; --danger:#b42318;
  --shadow:0 10px 30px rgba(16,24,40,.06);
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink)}
button,input{font:inherit}
.shell{max-width:1180px;margin:0 auto;padding:28px 18px 48px}

header{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:22px}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--primary);margin-bottom:6px}
h1{font-size:34px;line-height:1.1;margin:0 0 8px}
h2{font-size:18px;margin:0 0 7px}
p{margin:0}
.muted{color:var(--muted);font-size:13px;line-height:1.5}
.status{background:#fff;border:1px solid var(--line);padding:8px 12px;border-radius:999px;color:var(--good);font-size:13px;font-weight:700;white-space:nowrap}

.card{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:20px}
.upload{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.upload-copy{flex:1;min-width:0}
.upload-copy p{overflow-wrap:anywhere}
.filebox{position:relative;display:inline-flex;align-items:center;justify-content:center;border:1px dashed #b8c2d1;border-radius:12px;padding:12px 16px;background:#fafcff;color:#1f3b70;font-weight:700;cursor:pointer}
.filebox input{position:absolute;inset:0;opacity:0;cursor:pointer}

.grid{display:grid;grid-template-columns:380px 1fr;gap:18px;align-items:start}
.step{display:inline-flex;width:28px;height:28px;border-radius:9px;background:var(--soft);color:var(--primary);align-items:center;justify-content:center;font-weight:800;font-size:13px;margin-bottom:12px}

.search{width:100%;border:1px solid var(--line);border-radius:12px;padding:13px 14px;outline:none;margin:16px 0 12px}
.search:disabled{background:#f8fafc;color:#98a2b3;cursor:not-allowed}
.search:focus,.field input:focus,.field select:focus{border-color:#8fb2ff;box-shadow:0 0 0 3px #dbeafe}

.results{display:flex;flex-direction:column;gap:8px;max-height:560px;overflow:auto}
.result{position:relative;border:1px solid var(--line);border-radius:12px;padding:12px;background:#fff;cursor:pointer;text-align:left;transition:border-color .12s,background .12s}
.result:hover{border-color:#9bbcff;background:#f8fbff}
.result:focus-visible{outline:2px solid var(--primary);outline-offset:1px}
.result.active{border-color:var(--primary);background:var(--soft);box-shadow:inset 3px 0 0 var(--primary)}
.result b{display:block;overflow-wrap:anywhere;padding-right:74px}
.result span{display:block;font-size:12px;color:var(--muted);margin-top:3px;overflow-wrap:anywhere}
.result em{position:absolute;top:12px;right:10px;font-style:normal;font-size:10px;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:var(--primary);background:var(--soft);border-radius:999px;padding:4px 8px}
.result.active em{background:#fff}
.empty{color:var(--muted);font-size:13px;padding:16px 4px;line-height:1.5}

.form-head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:12px}
.pill{font-size:11px;font-weight:800;background:#fff7ed;color:var(--warn);border-radius:999px;padding:6px 9px;white-space:nowrap}
.hidden{display:none}

.banner{border-radius:12px;padding:10px 12px;font-size:13px;font-weight:600;margin-bottom:14px;line-height:1.45}
.banner.edit{background:#fff7ed;border:1px solid #fed7aa;color:#9a3412}
.banner.new{background:var(--soft);border:1px solid #bfdbfe;color:#1e40af}
.banner.info{background:#f8fafc;border:1px solid var(--line);color:#475467}

.form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field.full{grid-column:1/-1}
.field label{font-size:12px;font-weight:800;color:#475467}
.field .req{color:var(--danger)}
.field input,.field select{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 12px;outline:none;background:#fff;color:var(--ink);height:44px}
.field select{appearance:none;-webkit-appearance:none;cursor:pointer;padding-right:34px;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 6l4 4 4-4' fill='none' stroke='%23667085' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 11px center;background-size:15px}

.actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:18px}
.primary,.ghost{border:0;border-radius:10px;padding:11px 14px;font-weight:800;cursor:pointer}
.primary{background:var(--primary);color:#fff}
.primary:hover{background:var(--primary2)}
.primary:disabled{background:#93b4f7;cursor:progress}
.ghost{background:#f8fafc;color:#344054;border:1px solid var(--line)}
.ghost:hover{background:#f1f5f9}
.hint{font-size:12px;color:var(--muted);margin-top:12px;line-height:1.5}

.rules{margin-top:18px}
.rule-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.rule-grid div{background:#f8fafc;border-radius:12px;padding:13px}
.rule-grid b{display:block;font-size:13px;margin-bottom:4px}
.rule-grid span{font-size:12px;color:var(--muted);line-height:1.4;display:block}

/* pointer-events:none is load-bearing: the toast is fixed to the bottom of the
   viewport, directly over the Save / New record / Download buttons on a tall
   form, and would otherwise swallow the tap right after a save. */
.toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);max-width:min(520px,calc(100vw - 32px));
  background:#101828;color:#fff;padding:12px 16px;border-radius:12px;font-size:13px;font-weight:600;
  box-shadow:0 12px 32px rgba(16,24,40,.28);z-index:50;line-height:1.45;pointer-events:none}
.toast.ok{background:#065f46}
.toast.warn{background:#92400e}
.toast.error{background:#912018}
.toast.hidden{display:none}

@media(max-width:850px){
  .grid{grid-template-columns:1fr}
  .rule-grid{grid-template-columns:1fr 1fr}
  .upload{flex-wrap:wrap}
  .upload-copy{min-width:100%}
  .results{max-height:340px}
}
@media(max-width:560px){
  .shell{padding:18px 12px 34px}
  header{flex-direction:column}
  h1{font-size:28px}
  .form{grid-template-columns:1fr}
  .rule-grid{grid-template-columns:1fr}
  .upload{align-items:stretch}
  .filebox,.upload button{width:100%}
  .actions button{flex:1 1 100%}
}

/* ---------------------------------------------------- shared (multi-user) */
.head-right{display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.whoami{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 13px;
  font-size:13px;font-weight:700;color:#344054;cursor:pointer;max-width:170px;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap}
.whoami:hover{border-color:#9bbcff;color:var(--primary)}

.gate{position:fixed;inset:0;background:rgba(16,24,40,.55);backdrop-filter:blur(3px);
  display:flex;align-items:center;justify-content:center;z-index:100;padding:18px}
.gate.hidden{display:none}
.gate-card{background:#fff;border-radius:18px;padding:26px;width:min(420px,100%);
  box-shadow:0 24px 60px rgba(16,24,40,.3);display:flex;flex-direction:column;gap:10px}
.gate-card h2{margin:0}
.gate-card label{font-size:12px;font-weight:800;color:#475467;margin-top:6px}
.gate-card input{border:1px solid var(--line);border-radius:10px;padding:12px;outline:none;font:inherit}
.gate-card input:focus{border-color:#8fb2ff;box-shadow:0 0 0 3px #dbeafe}
.gate-card button{margin-top:10px}

.upload-actions{display:flex;gap:9px;align-items:center;flex-wrap:wrap}
.linkbtn{display:inline-flex;align-items:center;text-decoration:none;color:#344054}
.linkbtn:hover{color:var(--primary)}
.sheet-list{display:flex;flex-direction:column;gap:8px;margin-top:12px;max-height:230px;overflow:auto}
.sheet{position:relative;border:1px solid var(--line);border-radius:12px;padding:11px 12px;background:#fff;
  cursor:pointer;text-align:left}
.sheet:hover{border-color:#9bbcff;background:#f8fbff}
.sheet.active{border-color:var(--primary);background:var(--soft);box-shadow:inset 3px 0 0 var(--primary)}
.sheet b{display:block;overflow-wrap:anywhere;padding-right:60px}
.sheet span{display:block;font-size:12px;color:var(--muted);margin-top:3px}
.sheet em{position:absolute;top:11px;right:10px;font-style:normal;font-size:10px;font-weight:800;
  letter-spacing:.04em;text-transform:uppercase;color:var(--primary);background:#fff;
  border-radius:999px;padding:4px 8px}

.conflict{border:1px solid #fecaca;background:#fef2f2;border-radius:14px;padding:14px;margin-bottom:14px}
.conflict.hidden{display:none}
.conflict-head{font-size:13px;font-weight:700;color:#991b1b;margin-bottom:10px;line-height:1.45}
.conflict-cols{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.conflict-cols>div{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px}
.conflict-cols b{display:block;font-size:12px;margin-bottom:6px;color:#475467}
.conflict dl{margin:0;font-size:12px}
.conflict dl>div{display:flex;gap:6px;padding:2px 0;border-radius:4px}
.conflict dl>div.diff{background:#fff7ed;font-weight:700}
.conflict dt{color:var(--muted);min-width:96px;flex:0 0 96px}
.conflict dd{margin:0;overflow-wrap:anywhere}
.conflict-actions{display:flex;gap:9px;margin-top:12px;flex-wrap:wrap}

/* ------------------------------------------------------- full-page grid */
.grid-page{background:var(--bg)}
.grid-bar{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  padding:14px 18px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.grid-title{display:flex;align-items:center;gap:12px;min-width:0}
.grid-title h1{font-size:20px;margin:0;overflow-wrap:anywhere}
.back{text-decoration:none;font-size:22px;line-height:1;color:#344054;border:1px solid var(--line);
  border-radius:10px;padding:5px 11px;background:#f8fafc}
.back:hover{color:var(--primary);border-color:#9bbcff}
.grid-tools{display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.grid-tools .search{margin:0;width:220px}
.grid-wrap{overflow:auto;max-height:calc(100vh - 150px);padding:0 0 10px}
.dgrid{border-collapse:separate;border-spacing:0;width:max-content;min-width:100%;font-size:13px;background:#fff}
.dgrid th,.dgrid td{border-bottom:1px solid var(--line);border-right:1px solid var(--line);
  padding:0;text-align:left;vertical-align:middle}
.dgrid thead th{position:sticky;top:0;z-index:10;background:#f8fafc;font-size:11px;font-weight:800;
  text-transform:uppercase;letter-spacing:.03em;color:#475467;padding:9px 10px;white-space:nowrap}
.dgrid tbody th.rownum,.dgrid thead th.rownum{position:sticky;left:0;z-index:11;background:#f8fafc;
  color:var(--muted);font-weight:700;text-align:right;padding:8px 10px;min-width:54px}
.dgrid thead th.rownum{z-index:12}
.dgrid td{min-width:120px;max-width:280px}
.dgrid td>span{display:block;padding:9px 10px;min-height:36px;overflow-wrap:anywhere;cursor:text}
.dgrid td:hover>span{background:#f8fbff;box-shadow:inset 0 0 0 1px #cddfff}
.dgrid td:focus{outline:2px solid var(--primary);outline-offset:-2px}
.dgrid td input,.dgrid td select{width:100%;border:0;outline:2px solid var(--primary);outline-offset:-2px;
  padding:9px 10px;font:inherit;background:#fff;min-height:36px}
.dgrid td.saving>span{opacity:.5}
.dgrid tbody tr:nth-child(even) td{background:#fcfdff}
.dgrid tbody tr.changed td,.dgrid tbody tr.changed th{animation:flash 2.4s ease-out}
@keyframes flash{0%{background:#fde68a}100%{background:transparent}}
.dgrid td.who,.dgrid th.who{color:var(--muted);font-size:11px;white-space:nowrap;padding:8px 10px;min-width:120px}
.dgrid td.who span{display:block;padding:0;min-height:0;font-size:10px;opacity:.8}
.grid-empty{padding:26px 18px;color:var(--muted);font-size:14px}
.grid-foot{padding:12px 18px 26px;color:var(--muted);font-size:12px;line-height:1.6;max-width:900px}

@media(max-width:850px){
  .conflict-cols{grid-template-columns:1fr}
  .grid-tools .search{width:100%}
  .grid-tools{width:100%}
  .grid-wrap{max-height:calc(100vh - 220px)}
}

/* The password wrapper is a plain div, so its label and input would fall back
   to inline and sit side by side; make it a column like the rest of the card.
   :not(.hidden) keeps `hidden` winning without an id-specificity fight. */
.gate-card > div:not(.hidden){display:flex;flex-direction:column;gap:6px}
.gate-card .hidden{display:none}
.gate-error{color:var(--danger);font-size:13px;font-weight:600;min-height:18px;margin:0}

.demo-note{margin-top:8px;font-size:12px;line-height:1.5;color:#92400e;background:#fffbeb;
  border:1px solid #fde68a;border-radius:10px;padding:8px 10px}
.demo-note.hidden{display:none}