:root{
  --blue:#1a73e8; --blue-dark:#1558b0; --bg:#f8f9fa; --surface:#fff;
  --text:#202124; --muted:#5f6368; --border:#dadce0; --green:#1e8e3e;
  --red:#d93025; --amber:#f9ab00; --hover:#f1f3f4;
}
*{box-sizing:border-box}
body{margin:0;font-family:Roboto,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit;text-decoration:none}

/* top bar */
/* left sidebar navigation */
.appbar{display:flex;flex-direction:column;align-items:stretch;gap:6px;background:var(--surface);
  border-right:1px solid var(--border);padding:14px 12px;width:200px;
  position:fixed;left:0;top:0;bottom:0;z-index:10;overflow-y:auto}
.appbar .logo{font-weight:500;font-size:20px;color:var(--blue);padding:6px 12px 14px}
.appbar nav{display:flex;flex-direction:column;gap:4px}
.appbar nav a{padding:10px 14px;border-radius:8px;color:var(--muted);font-size:14px;font-weight:500}
.appbar nav a:hover{background:var(--hover)}
.appbar nav a.active{color:var(--blue);background:#e8f0fe}

body{padding-left:200px;box-sizing:border-box}      /* make room for the fixed sidebar */
.wrap{max-width:1180px;margin:24px auto;padding:0 24px}
.wrap.wide{max-width:1600px}
/* compact table: fits many columns without a horizontal scrollbar */
table.compact th,table.compact td{padding:8px 10px;font-size:13px}
table.compact .btn.sm{padding:4px 9px;font-size:12px}
.page-title{font-size:22px;font-weight:400;margin:0 0 16px}

/* stat cards */
.stats{display:flex;gap:16px;margin-bottom:20px;flex-wrap:wrap}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:12px;
  padding:16px 20px;min-width:160px}
.stat .num{font-size:26px;font-weight:500;color:var(--blue)}
.stat .lbl{font-size:13px;color:var(--muted);margin-top:2px}

/* toolbar */
.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:14px;flex-wrap:wrap}

/* buttons */
.btn{border:none;border-radius:8px;padding:9px 18px;font-size:14px;font-weight:500;
  cursor:pointer;background:var(--blue);color:#fff;transition:.15s}
.btn:hover{background:var(--blue-dark);box-shadow:0 1px 3px rgba(0,0,0,.2)}
.btn.sec{background:var(--surface);color:var(--blue);border:1px solid var(--border)}
.btn.sec:hover{background:#e8f0fe}
.btn.ghost{background:transparent;color:var(--muted);border:1px solid var(--border)}
.btn.ghost:hover{background:var(--hover)}
.btn.danger{background:transparent;color:var(--red);border:1px solid transparent;padding:6px 10px}
.btn.danger:hover{background:#fce8e6}
.btn.sm{padding:6px 12px;font-size:13px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* table */
.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--border)}
th{color:var(--muted);font-weight:500;font-size:13px;background:#fafafa}
tr:last-child td{border-bottom:none}
tr:hover td{background:var(--hover)}
td.center,th.center{text-align:center}

/* status chips */
.chip{display:inline-block;padding:3px 10px;border-radius:12px;font-size:12px;font-weight:500}
.chip.ok{background:#e6f4ea;color:var(--green)}
.chip.err{background:#fce8e6;color:var(--red)}
.chip.warn{background:#fef7e0;color:#b06000}
.chip.pending{background:#e8eaed;color:var(--muted)}

/* progress bar */
.bar{height:6px;background:#e8eaed;border-radius:4px;overflow:hidden;min-width:120px}
.bar > i{display:block;height:100%;background:var(--green)}

/* forms */
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
input[type=text],input[type=password],input[type=number],input[type=datetime-local],textarea,select{
  width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;
  font-size:14px;font-family:inherit;background:var(--surface)}
textarea{resize:vertical;min-height:90px}
.row{display:flex;gap:16px;flex-wrap:wrap}
.row > .field{flex:1;min-width:180px}
.inline{display:flex;align-items:center;gap:8px}
.hint{font-size:12px;color:var(--muted);margin-top:4px}
.section{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px;margin-bottom:18px}
.section h3{margin:0 0 14px;font-size:16px;font-weight:500}

/* modal */
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.4);display:none;align-items:center;
  justify-content:center;z-index:50}
.modal-bg.show{display:flex}
.modal{background:var(--surface);border-radius:12px;padding:24px;width:560px;max-width:92vw;
  max-height:88vh;overflow:auto}
.modal h3{margin:0 0 14px}
.modal .actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}

/* create-campaign two-column layout: form on the left, target pages on the right */
.create-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.create-grid .section{margin-bottom:18px}
@media(max-width:960px){.create-grid{grid-template-columns:1fr}}

/* sortable headers + compact filter selects */
th.sortable{cursor:pointer;user-select:none;white-space:nowrap}
th.sortable:hover{color:var(--green)}
.sarrow{font-size:10px;color:var(--muted);margin-left:2px;opacity:.45}
.sarrow.active{color:var(--green);opacity:1;font-size:11px}
select.filter{width:auto;padding:6px 10px;font-size:13px}

.empty{padding:40px;text-align:center;color:var(--muted)}
.spin{display:inline-block;width:14px;height:14px;border:2px solid var(--border);
  border-top-color:var(--blue);border-radius:50%;animation:sp .7s linear infinite;vertical-align:-2px}
@keyframes sp{to{transform:rotate(360deg)}}