:root{
  --navy:#1f3551; --navy-d:#16263c; --navy-l:#2c4a72;
  --green:#5ba33d; --green-d:#4a8a30; --green-l:#eaf3e3;
  --amber:#c98a14; --red:#c0392b; --blue:#2c7fb8;
  --ink:#2b3a4a; --muted:#6c7c8c; --line:#dde3ea; --lineH:#cfd7e0;
  --bg:#f3f5f8; --white:#fff;
  --font:"Inter","Segoe UI",system-ui,-apple-system,Roboto,sans-serif;
  --shadow:0 1px 2px rgba(20,30,50,.04),0 4px 16px rgba(20,30,50,.06);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--font);color:var(--ink);background:var(--bg);font-size:13px;line-height:1.5;-webkit-font-smoothing:antialiased}
button{font-family:inherit;cursor:pointer}
a{color:var(--blue);text-decoration:none;cursor:pointer}

/* TOPBAR */
.topbar{background:var(--navy);color:#fff;padding:10px 18px;display:flex;align-items:center;gap:18px;border-bottom:3px solid var(--navy-d);position:sticky;top:0;z-index:100}
.topbar .logo{font-weight:800;font-size:17px;letter-spacing:-.2px;display:flex;align-items:center;gap:8px;white-space:nowrap}
.topbar .logo .ic{width:24px;height:24px;border-radius:6px;background:linear-gradient(135deg,#5ba33d,#7cc056);display:inline-flex;align-items:center;justify-content:center;font-weight:900;font-size:14px;color:#fff}
.topbar .ver{font-size:10px;font-weight:700;background:rgba(255,255,255,.12);padding:2px 7px;border-radius:4px;color:#cbe0d5;letter-spacing:.5px;white-space:nowrap}
.topbar nav{margin-left:auto;display:flex;gap:4px}
.topbar nav button{background:transparent;border:none;color:#dde7f0;font-weight:600;padding:6px 12px;border-radius:5px;font-size:12.5px;display:flex;align-items:center;gap:5px;transition:background .15s}
.topbar nav button:hover{background:rgba(255,255,255,.1)}
.topbar nav button.on{background:rgba(255,255,255,.15);color:#fff}
.topbar .user{font-size:11.5px;color:#aebccc;margin-left:14px;padding-left:14px;border-left:1px solid rgba(255,255,255,.15);white-space:nowrap}
.topbar .user b{color:#fff}

/* LAYOUT */
.layout{display:flex;min-height:calc(100vh - 53px)}
.sidebar{flex:0 0 220px;background:#fff;border-right:1px solid var(--line);padding:14px 10px;overflow-y:auto}
.sidebar .search{width:100%;padding:7px 10px;border:1px solid var(--line);border-radius:5px;font-size:12.5px;margin-bottom:10px;background:#fafbfd;font-family:inherit;outline:none;transition:border-color .15s}
.sidebar .search:focus{border-color:var(--navy-l)}
.sidebar ul{list-style:none}
.sidebar li{display:flex;align-items:center;justify-content:space-between;padding:8px 10px;font-size:13px;font-weight:600;color:var(--ink);border-radius:5px;margin-bottom:2px;cursor:pointer;border:1px solid transparent;transition:background .15s,border-color .15s}
.sidebar li:hover{background:#f3f6fa}
.sidebar li.active{background:var(--green-l);color:var(--green-d);border-color:#d3e7c5}
.sidebar li .ic{color:var(--muted);font-size:11px}
.sidebar li.active .ic{color:var(--green-d)}
.sidebar .group{font-size:10.5px;font-weight:800;letter-spacing:1px;color:var(--muted);text-transform:uppercase;padding:12px 10px 6px}

.main{flex:1;padding:14px 18px;min-width:0;overflow-y:auto}

/* LOADING */
.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:300px;gap:16px;color:var(--muted)}
.spinner{width:32px;height:32px;border:3px solid var(--line);border-top-color:var(--green);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* BREADCRUMB */
.crumb{background:#fff;border:1px solid var(--line);border-radius:6px;padding:9px 14px;font-size:12px;color:var(--muted);margin-bottom:12px;display:flex;align-items:center;gap:8px}
.crumb a{color:var(--blue);font-weight:600}
.crumb .sep{color:var(--lineH)}
.crumb b{color:var(--ink);font-weight:700}

/* CARDS / SECTIONS */
.card{background:#fff;border:1px solid var(--line);border-radius:6px;margin-bottom:12px;overflow:hidden}
.card .head{padding:11px 14px;border-bottom:1px solid var(--line);font-weight:700;font-size:13px;background:#f7f9fb;display:flex;align-items:center;gap:8px}
.card .head .ic{color:var(--muted)}
.card .body{padding:14px 16px}
.section-title{font-weight:700;font-size:13.5px;padding:10px 0 8px;border-bottom:1px solid var(--line);margin-bottom:10px;color:var(--navy);display:flex;align-items:center;gap:8px}
.sub-section{background:#fafbfd;border:1px solid var(--line);border-radius:5px;margin-bottom:10px}
.sub-section .sh{padding:8px 12px;border-bottom:1px solid var(--line);font-weight:700;font-size:12px;color:var(--ink);display:flex;align-items:center;gap:8px;background:#f0f3f7}
.sub-section .sh .x{margin-left:auto;color:var(--red);font-size:13px;cursor:pointer}
.sub-section .sb{padding:14px 16px}

/* FORM ELEMENTS */
.row{display:grid;grid-template-columns:130px 1fr;gap:8px;align-items:center;margin-bottom:9px}
.row.top{align-items:start}
.row .lab{text-align:right;color:var(--muted);font-size:12.5px;padding-top:5px}
.row .lab .req{color:var(--red)}
.ipt,select,textarea{width:100%;border:1px solid var(--line);border-radius:4px;padding:6px 9px;font-family:inherit;font-size:12.5px;background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s}
.ipt:focus,select:focus,textarea:focus{outline:none;border-color:var(--navy-l);box-shadow:0 0 0 2px rgba(44,74,114,.1)}
.ipt.sm{max-width:200px}
.ipt.md{max-width:300px}
.pill-status{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:700;padding:3px 9px;border-radius:3px;text-transform:uppercase;letter-spacing:.4px}
.pill-status.pending{background:#fff4d8;color:#a07614}
.pill-status.active{background:#e3f2da;color:#4a8a30}
.pill-status.paused{background:#fde5d5;color:#c46a14}
.pill-status.draft{background:#e3e7ec;color:#6c7c8c}
.pill-status.archived{background:#f1c8c5;color:#a72a1f}
.check{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;cursor:pointer;margin-right:14px;color:var(--ink)}
.check input{margin:0;cursor:pointer}
.check-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:6px 14px}
.radio-group{display:inline-flex;gap:14px}
.radio-group label{display:inline-flex;align-items:center;gap:5px;cursor:pointer;font-size:12.5px}
.btn-group{display:inline-flex;flex-wrap:wrap;gap:4px}
.btn-group button{background:#f3f5f8;border:1px solid var(--line);padding:5px 12px;font-size:12.5px;font-weight:600;color:var(--ink);border-radius:4px;transition:background .12s,color .12s}
.btn-group button:hover{background:#e8ecf2}
.btn-group button.on{background:var(--navy);color:#fff;border-color:var(--navy)}
.ic-help{color:var(--green);font-size:13px;cursor:help}

/* DUAL LIST (zones/locations/etc) */
.duallist{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:6px}
.duallist .col{border:1px solid var(--line);border-radius:5px;background:#fff;display:flex;flex-direction:column;min-height:160px;max-height:200px}
.duallist .col input.s{border:none;border-bottom:1px solid var(--line);padding:7px 10px;font-size:12px;border-radius:5px 5px 0 0;outline:none;background:#fafbfd;font-family:inherit}
.duallist .col .list{flex:1;overflow-y:auto;padding:5px 0}
.duallist .col .it{padding:5px 12px;font-size:12.5px;display:flex;align-items:center;gap:7px;cursor:pointer;transition:background .1s}
.duallist .col .it:hover{background:#f3f6fa}
.duallist .col .it.sel{background:var(--green-l)}
.duallist .col .it .ck{width:13px;height:13px;border:1px solid #b4bfc9;border-radius:2px;display:inline-flex;align-items:center;justify-content:center;font-size:9px;color:#fff;background:#fff;flex-shrink:0}
.duallist .col .it.sel .ck{background:var(--green);border-color:var(--green)}
.duallist .col .it.kid{padding-left:28px;color:var(--muted);font-size:12px}
.duallist .col .it.kid2{padding-left:40px}

/* BUTTONS */
.btn{background:var(--green);color:#fff;border:none;font-weight:700;font-size:13px;padding:8px 18px;border-radius:4px;letter-spacing:.3px;transition:background .15s,transform .1s}
.btn:hover{background:var(--green-d);transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn.sec{background:#fff;color:var(--ink);border:1px solid var(--lineH)}
.btn.sec:hover{background:#f3f5f8}
.btn.navy{background:var(--navy);color:#fff}
.btn.navy:hover{background:var(--navy-d)}
.btn.amber{background:var(--amber);color:#fff}
.btn.danger{background:var(--red);color:#fff}
.btn.sm{padding:5px 11px;font-size:11.5px}
.btn.xs{padding:3px 9px;font-size:11px;font-weight:600}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.actions{padding:14px 16px;border-top:1px solid var(--line);background:#fafbfd;display:flex;gap:10px;flex-wrap:wrap;align-items:center}

/* TABLE */
table.tbl{width:100%;border-collapse:collapse;font-size:12.5px;background:#fff}
table.tbl th{background:#f3f5f8;text-align:left;padding:9px 12px;font-weight:700;font-size:11.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--line)}
table.tbl td{padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
table.tbl tr:hover td{background:#fafbfd}
table.tbl td.tar{text-align:right;font-variant-numeric:tabular-nums}
table.tbl td .act{display:inline-flex;gap:4px}

/* AUDIENCE SIZE METER */
.audi-meter{background:linear-gradient(135deg,#16263c,#2c4a72);color:#fff;border-radius:6px;padding:12px 16px;margin-bottom:10px;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.audi-meter .big{font-size:24px;font-weight:800;letter-spacing:-.3px;font-variant-numeric:tabular-nums}
.audi-meter .lab{font-size:10.5px;text-transform:uppercase;letter-spacing:.8px;opacity:.85}
.audi-meter .gauge{flex:1;min-width:120px;height:8px;background:rgba(255,255,255,.15);border-radius:4px;overflow:hidden}
.audi-meter .gauge span{display:block;height:100%;background:linear-gradient(90deg,#5ba33d,#7cc056);border-radius:4px;transition:.4s}
.audi-meter .tag{font-size:11px;font-weight:700;background:rgba(255,255,255,.15);padding:3px 9px;border-radius:3px}

/* API CONSOLE */
.api-tabs{display:flex;gap:0;border-bottom:1px solid var(--line);margin-bottom:14px}
.api-tabs button{background:transparent;border:none;padding:9px 16px;font-size:13px;font-weight:600;color:var(--muted);border-bottom:2px solid transparent;transition:color .15s,border-color .15s}
.api-tabs button.on{color:var(--navy);border-bottom-color:var(--navy)}
.console{background:#0d1929;color:#cbe0d5;border-radius:6px;padding:14px 16px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11.5px;height:480px;overflow-y:auto;line-height:1.55}
.console .ln{padding:3px 0;border-bottom:1px solid rgba(255,255,255,.04)}
.console .ts{color:#6e8a9c;margin-right:8px}
.console .mt{display:inline-block;font-weight:700;padding:1px 6px;border-radius:3px;font-size:10px;margin-right:6px}
.console .mt.GET{background:#185fa5;color:#fff}
.console .mt.POST{background:#5ba33d;color:#fff}
.console .mt.PUT{background:#c98a14;color:#fff}
.console .mt.DELETE{background:#c0392b;color:#fff}
.console .pa{color:#7fb3cf}
.console .res{color:#e3f2da;display:block;margin-top:2px;padding-left:18px;font-size:11px;opacity:.85}
.console .empty-log{color:#6e8a9c;text-align:center;padding:40px 0}

.endpoint{background:#fff;border:1px solid var(--line);border-radius:5px;padding:10px 14px;margin-bottom:8px;font-size:12.5px}
.endpoint .mt{display:inline-block;font-weight:700;padding:1px 7px;border-radius:3px;font-size:10.5px;margin-right:8px;font-family:ui-monospace,monospace}
.endpoint .mt.GET{background:#e6f1fb;color:#185fa5}
.endpoint .mt.POST{background:#eaf3e3;color:#5ba33d}
.endpoint .mt.PUT{background:#fff4d8;color:#a07614}
.endpoint .mt.DELETE{background:#fde5d5;color:#c0392b}
.endpoint code{font-family:ui-monospace,monospace;color:var(--navy);font-weight:600}
.endpoint p{margin-top:5px;color:var(--muted);font-size:12px}

/* TOAST */
.toast{position:fixed;right:18px;bottom:18px;background:var(--navy);color:#fff;padding:10px 16px;border-radius:5px;font-size:12.5px;font-weight:600;opacity:0;transform:translateY(10px);transition:.25s;pointer-events:none;z-index:200;box-shadow:0 8px 24px rgba(0,0,0,.2);display:flex;align-items:center;gap:8px}
.toast.show{opacity:1;transform:translateY(0)}
.toast .dot{width:6px;height:6px;border-radius:50%;background:#5ba33d;flex-shrink:0}
.toast.error .dot{background:var(--red)}

/* HIDE */
.hidden{display:none !important}

/* CALLOUT */
.callout{background:#fff8e0;border-left:3px solid var(--amber);padding:10px 13px;font-size:12.5px;border-radius:0 4px 4px 0;margin-bottom:12px;color:#7a5a0a}
.callout b{color:var(--amber)}
.callout.info{background:#e8f3fb;border-left-color:var(--blue);color:#0e4a7a}
.callout.info b{color:var(--blue)}

/* DMP */
.dmp-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.dmp-grid label{font-weight:700;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px;display:block}

/* WARNINGS */
.warnings{background:#fff3cd;border:1px solid #ffc107;border-radius:5px;padding:10px 14px;margin-bottom:10px;font-size:12.5px;color:#856404}
.warnings ul{margin:6px 0 0 18px}
.warnings li{margin-bottom:3px}

/* REPORT KPI CARDS */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:14px}
@media(max-width:900px){.kpi-grid{grid-template-columns:repeat(2,1fr)}}
.kpi-card{background:#fff;border:1px solid var(--line);border-radius:6px;padding:14px 16px}
.kpi-card .kpi-label{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}
.kpi-card .kpi-value{font-size:24px;font-weight:800;color:var(--navy)}
.kpi-card .kpi-value.green{color:var(--green)}

/* PLACEHOLDER */
.placeholder{text-align:center;padding:60px 20px;color:var(--muted)}
.placeholder .ph-icon{font-size:40px;margin-bottom:12px}
.placeholder h3{font-size:16px;margin-bottom:6px;color:var(--ink)}

/* FILTER BAR */
.filter-bar{display:flex;align-items:center;gap:8px;margin-left:auto}

/* API status badge */
.api-badge{display:inline-flex;align-items:center;gap:5px;font-size:11px;padding:2px 8px;border-radius:3px;font-weight:600}
.api-badge.ok{background:#e3f2da;color:#4a8a30}
.api-badge.err{background:#fde5d5;color:#c0392b}
.api-badge.dot{width:6px;height:6px;border-radius:50%;background:currentColor;flex-shrink:0}