:root {
  --green: #1b5e20;
  --green-light: #2e7d32;
  --bg: #f4f6f4;
  --card: #ffffff;
  --line: #e2e7e2;
  --amber: #f59e0b;
  --red: #dc2626;
  --blue: #2563eb;
  --text: #1f2937;
  --muted: #6b7280;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

/* Topbar */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--green); color: #fff; padding: 12px 20px;
  box-shadow: 0 2px 8px rgba(0,0,0,.15);
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand .leaf { font-size: 30px; }
.rlm-logo {
  font-weight: 800; font-size: 20px; letter-spacing: 1px; color: var(--green);
  background: #fff; padding: 8px 12px; border-radius: 10px; line-height: 1;
  box-shadow: 0 2px 6px rgba(0,0,0,.2);
}
.brand h1 { margin: 0; font-size: 20px; }
.brand small { opacity: .8; }
.rlm-footer {
  text-align: center; color: var(--muted); font-size: 13px; padding: 22px 10px 10px;
}
.rlm-footer strong { color: var(--green); }
.status-cluster { display: flex; align-items: center; gap: 14px; }
.badge {
  font-weight: 600; padding: 6px 12px; border-radius: 20px; font-size: 14px;
  background: rgba(255,255,255,.15);
}
.badge.online { color: #b9f6ca; }
.badge.offline { color: #ffcdd2; background: rgba(0,0,0,.25); }
.airplane {
  border: 1px solid rgba(255,255,255,.4); background: transparent; color: #fff;
  padding: 7px 12px; border-radius: 8px; cursor: pointer; font-size: 14px;
}
.airplane.active { background: #fff; color: var(--green); font-weight: 700; }
.client-tag { font-size: 13px; opacity: .9; }

/* Main */
main { max-width: 1100px; margin: 0 auto; padding: 20px; }
.toolbar { display: flex; align-items: center; gap: 16px; margin-bottom: 14px; }
.counters { display: flex; gap: 14px; margin-left: auto; }
.counter { font-size: 14px; color: var(--muted); }
.counter.pending strong { color: var(--amber); }
.counter.conflict strong { color: var(--red); }

button { font-family: inherit; }
.primary {
  background: var(--green-light); color: #fff; border: none; padding: 9px 16px;
  border-radius: 8px; cursor: pointer; font-size: 14px; font-weight: 600;
}
.primary:hover { background: var(--green); }
.ghost {
  background: transparent; border: 1px solid var(--line); color: var(--muted);
  padding: 8px 14px; border-radius: 8px; cursor: pointer; font-size: 14px;
}

/* Grid */
.grid-wrap { background: var(--card); border-radius: 12px; box-shadow: 0 1px 3px rgba(0,0,0,.08); overflow: hidden; }
table.grid { width: 100%; border-collapse: collapse; }
.grid th {
  text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .5px;
  color: var(--muted); padding: 12px 14px; border-bottom: 2px solid var(--line); background: #fafbfa;
}
.grid td { padding: 6px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.grid tr.conflict-row { background: #fff5f5; }
.grid input, .grid select {
  width: 100%; border: 1px solid transparent; background: transparent; padding: 7px 8px;
  border-radius: 6px; font-size: 14px; font-family: inherit; color: var(--text);
}
.grid input:focus, .grid select:focus { border-color: var(--green-light); background: #fff; outline: none; }

.sit { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; }
.sit .dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.sit.synced { color: var(--green-light); }
.sit.synced .dot { background: var(--green-light); }
.sit.pending { color: var(--amber); }
.sit.pending .dot { background: var(--amber); animation: pulse 1.2s infinite; }
.sit.conflict { color: var(--red); cursor: pointer; text-decoration: underline; }
.sit.conflict .dot { background: var(--red); }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .3; } }

.empty-hint { text-align: center; color: var(--muted); padding: 30px; }
.meta-by { font-size: 12px; color: var(--muted); }

/* Log */
.log-panel { background: #0f172a; color: #cbd5e1; border-radius: 12px; margin-top: 18px; padding: 12px 16px; }
.log-header { display: flex; justify-content: space-between; font-size: 13px; color: #94a3b8; margin-bottom: 8px; }
.spinner { color: #fbbf24; }
#log { list-style: none; margin: 0; padding: 0; max-height: 180px; overflow-y: auto; font-family: ui-monospace, Menlo, monospace; font-size: 12px; }
#log li { padding: 2px 0; border-bottom: 1px solid rgba(255,255,255,.05); }
#log li .t { color: #64748b; margin-right: 8px; }
.k-out { color: #38bdf8; } .k-in { color: #34d399; } .k-local { color: #fbbf24; }
.k-conflict { color: #f87171; } .k-resolve { color: #a78bfa; } .k-error { color: #fca5a5; }
.k-ws, .k-sys { color: #94a3b8; }

/* Modal */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.5); display: flex; align-items: center; justify-content: center; z-index: 50; }
.modal-backdrop[hidden] { display: none; }
[hidden] { display: none !important; }
.modal { background: #fff; border-radius: 14px; padding: 24px; max-width: 640px; width: 92%; box-shadow: 0 20px 60px rgba(0,0,0,.3); }
.modal h2 { margin: 0 0 6px; }
.modal > p { color: var(--muted); margin-top: 0; }
.conflict-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 14px; }
.conflict-col { border: 1px solid var(--line); border-radius: 10px; padding: 14px; }
.conflict-col.mine { border-color: var(--amber); }
.conflict-col.theirs { border-color: var(--blue); }
.conflict-col h3 { margin: 0 0 10px; font-size: 14px; }
.conflict-col button { width: 100%; margin-top: 12px; }
.cf-field { font-size: 13px; padding: 4px 0; border-bottom: 1px dashed var(--line); }
.cf-field span { color: var(--muted); display: inline-block; width: 90px; }