:root{
  --primary:#EE7029; --primary-dark:#C4551A; --primary-light:#FDF0E7;
  --secondary:#21345B; --secondary-light:#EEF1F6;
  --ink:#151515; --body:#333; --muted:#777; --rule:#E3E3E3;
  --paper:#fff; --surface:#F4F5F7;
  --success:#2E7D32; --success-bg:#E8F5E9;
  --warning:#ED6C02; --warning-bg:#FFF4E5;
  --danger:#C62828;  --danger-bg:#FDECEA;
  --info:#0277BD;    --info-bg:#E3F2FD;
  --drawer:256px; --bar:60px;
  --shadow:0 2px 4px rgba(21,30,50,.06), 0 1px 2px rgba(21,30,50,.08);
  --shadow-lg:0 8px 24px rgba(21,30,50,.14);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
/* Links inherit their surroundings, so wiring the prototype leaves rendering untouched
   and the screenshots stay identical to what a reviewer clicks through. */
a{color:inherit;text-decoration:none;cursor:pointer}
a[href="#"]{cursor:default}
[data-action],.btn,.tabs span,.radio,.rowact span,.pages span,.filter,.node,tbody tr[data-action] td{cursor:pointer}
a.btn:hover{filter:brightness(0.95)}
tbody a:hover .strong{color:var(--primary)}
body{
  font-family:"Segoe UI",Roboto,system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  background:var(--surface); color:var(--body); font-size:14px; line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
/* ---------- app shell ---------- */
.app{display:flex;min-height:100vh}
.drawer{
  width:var(--drawer); flex:0 0 var(--drawer); background:var(--paper);
  border-right:1px solid var(--rule); position:sticky; top:0; height:100vh; overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:10px;height:var(--bar);padding:0 18px;border-bottom:1px solid var(--rule)}
.brand-mark{width:30px;height:30px;border-radius:7px;background:var(--primary);display:grid;place-items:center;color:#fff;font-weight:700;font-size:13px;letter-spacing:.3px}
.brand-name{font-weight:600;color:var(--ink);font-size:15px}
.nav{padding:10px 8px}
.nav-label{font-size:10.5px;text-transform:uppercase;letter-spacing:.9px;color:var(--muted);padding:14px 12px 6px;font-weight:600}
.nav a{
  display:flex;align-items:center;gap:11px;padding:9px 12px;margin:1px 0;border-radius:7px;
  color:#4a4a4a;text-decoration:none;font-size:13.5px;font-weight:500;
}
.nav a svg{width:18px;height:18px;flex:0 0 18px;stroke:currentColor;fill:none;stroke-width:1.7}
.nav a:hover{background:var(--surface)}
.nav a.active{background:var(--primary);color:#fff;box-shadow:0 2px 6px rgba(238,112,41,.35)}
.nav .badge{margin-left:auto;background:var(--danger);color:#fff;font-size:10.5px;font-weight:600;padding:1px 7px;border-radius:9px}
.nav a.active .badge{background:rgba(255,255,255,.28)}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.appbar{
  height:var(--bar);background:var(--paper);border-bottom:1px solid var(--rule);
  display:flex;align-items:center;gap:14px;padding:0 22px;position:sticky;top:0;z-index:5;
}
.search{
  flex:1;max-width:340px;display:flex;align-items:center;gap:8px;background:var(--surface);
  border:1px solid var(--rule);border-radius:7px;padding:7px 11px;color:var(--muted);font-size:13px;
}
.search svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.8}
.spacer{flex:1}
.iconbtn{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;color:#5a5a5a;position:relative}
.iconbtn svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:1.7}
.dot{position:absolute;top:7px;right:8px;width:7px;height:7px;border-radius:50%;background:var(--danger);border:1.5px solid #fff}
.avatar{width:34px;height:34px;border-radius:50%;background:var(--secondary);color:#fff;display:grid;place-items:center;font-weight:600;font-size:12.5px}

.content{padding:22px 26px 40px;flex:1}
.crumbs{font-size:12.5px;color:var(--muted);margin-bottom:6px}
.crumbs b{color:var(--body);font-weight:500}
.page-head{display:flex;align-items:flex-start;gap:16px;margin-bottom:20px}
.page-title{font-size:22px;font-weight:600;color:var(--ink);margin:0 0 3px}
.page-sub{color:var(--muted);font-size:13px;margin:0}

/* ---------- primitives ---------- */
.card{background:var(--paper);border:1px solid var(--rule);border-radius:9px;box-shadow:var(--shadow);overflow:hidden}
.card-head{padding:15px 18px;border-bottom:1px solid var(--rule);display:flex;align-items:center;gap:12px}
.card-title{font-size:15px;font-weight:600;color:var(--ink);margin:0}
.card-body{padding:18px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(3,1fr)} .g4{grid-template-columns:repeat(4,1fr)}
.mb{margin-bottom:18px}

.btn{
  display:inline-flex;align-items:center;gap:7px;border:0;border-radius:7px;padding:9px 16px;
  font:inherit;font-size:13px;font-weight:600;letter-spacing:.2px;cursor:pointer;
}
.btn svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.9}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 2px 6px rgba(238,112,41,.32)}
.btn-secondary{background:var(--secondary);color:#fff}
.btn-outline{background:transparent;color:var(--primary);border:1px solid var(--primary)}
.btn-plain{background:var(--surface);color:#555;border:1px solid var(--rule)}
.btn-sm{padding:6px 11px;font-size:12px}

.chip{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:600;padding:3px 10px;border-radius:11px;white-space:nowrap}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.c-ok{background:var(--success-bg);color:var(--success)}
.c-warn{background:var(--warning-bg);color:var(--warning)}
.c-bad{background:var(--danger-bg);color:var(--danger)}
.c-info{background:var(--info-bg);color:var(--info)}
.c-mute{background:var(--surface);color:var(--muted)}

/* ---------- KPI ---------- */
.kpi{background:var(--paper);border:1px solid var(--rule);border-radius:9px;padding:16px 18px;box-shadow:var(--shadow);display:flex;gap:14px;align-items:flex-start}
.kpi-ico{width:40px;height:40px;border-radius:9px;display:grid;place-items:center;flex:0 0 40px}
.kpi-ico svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.8}
.kpi-label{font-size:11.5px;text-transform:uppercase;letter-spacing:.7px;color:var(--muted);font-weight:600;margin:0 0 3px}
.kpi-value{font-size:23px;font-weight:700;color:var(--ink);line-height:1.15;margin:0}
.kpi-delta{font-size:11.5px;margin:3px 0 0}
.up{color:var(--success)} .down{color:var(--danger)}

/* ---------- table ---------- */
table{width:100%;border-collapse:collapse;font-size:13px}
thead th{
  text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.7px;color:var(--muted);
  font-weight:600;padding:11px 16px;background:var(--surface);border-bottom:1px solid var(--rule);white-space:nowrap;
}
tbody td{padding:12px 16px;border-bottom:1px solid #F0F0F0;color:var(--body);vertical-align:middle}
tbody tr:last-child td{border-bottom:0}
.num{text-align:right;font-variant-numeric:tabular-nums}
.strong{font-weight:600;color:var(--ink)}
.sub{display:block;font-size:11.5px;color:var(--muted);margin-top:1px}
.rowact{display:flex;gap:4px;justify-content:flex-end}
.rowact span{width:28px;height:28px;border-radius:6px;display:grid;place-items:center;color:var(--muted);background:var(--surface)}
.rowact svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.8}
.tfoot td{background:var(--secondary-light);font-weight:700;color:var(--secondary);border-top:2px solid var(--secondary)}
.tbar{padding:13px 16px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--rule);flex-wrap:wrap}
.filter{display:inline-flex;align-items:center;gap:7px;background:var(--paper);border:1px solid var(--rule);border-radius:7px;padding:7px 11px;font-size:12.5px;color:#555}
.filter svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:1.8}
.pager{padding:12px 16px;display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:12.5px;border-top:1px solid var(--rule)}
.pages{display:flex;gap:4px}
.pages span{min-width:28px;height:28px;border-radius:6px;display:grid;place-items:center;font-size:12.5px;border:1px solid var(--rule);background:var(--paper)}
.pages .on{background:var(--primary);color:#fff;border-color:var(--primary);font-weight:600}

/* ---------- form ---------- */
.field{margin-bottom:15px}
.field label{display:block;font-size:12.5px;font-weight:600;color:#444;margin-bottom:5px}
.field label .req{color:var(--danger)}
.input{
  width:100%;border:1px solid #CFD4DB;border-radius:7px;padding:10px 12px;font:inherit;font-size:13.5px;
  color:var(--ink);background:var(--paper);
}
.input.ph{color:#9AA0A6}
.input.focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(238,112,41,.13)}
.select{display:flex;align-items:center;justify-content:space-between}
.select svg{width:16px;height:16px;stroke:var(--muted);fill:none;stroke-width:2}
.hint{font-size:11.5px;color:var(--muted);margin-top:4px}
.err{font-size:11.5px;color:var(--danger);margin-top:4px}
.radio-row{display:flex;gap:10px;flex-wrap:wrap}
.radio{display:flex;align-items:center;gap:9px;border:1px solid #CFD4DB;border-radius:8px;padding:11px 14px;flex:1;min-width:150px}
.radio.on{border-color:var(--primary);background:var(--primary-light)}
.radio i{width:17px;height:17px;border-radius:50%;border:2px solid #CFD4DB;flex:0 0 17px;display:grid;place-items:center}
.radio.on i{border-color:var(--primary)}
.radio.on i::after{content:"";width:8px;height:8px;border-radius:50%;background:var(--primary)}
.radio b{font-weight:600;font-size:13px;color:var(--ink);display:block}
.radio small{color:var(--muted);font-size:11.5px}

/* ---------- dialog ---------- */
.scrim{position:fixed;inset:0;background:rgba(21,30,50,.45);display:grid;place-items:center;z-index:20;padding:24px}
.dialog{background:var(--paper);border-radius:11px;box-shadow:var(--shadow-lg);width:100%;max-width:520px;overflow:hidden}
.dialog-head{padding:17px 20px;border-bottom:1px solid var(--rule);display:flex;align-items:center}
.dialog-head h3{margin:0;font-size:16px;font-weight:600;color:var(--ink)}
.dialog-head .x{margin-left:auto;color:var(--muted)}
.dialog-body{padding:20px}
.dialog-foot{padding:14px 20px;background:var(--surface);border-top:1px solid var(--rule);display:flex;justify-content:flex-end;gap:9px}

/* ---------- misc ---------- */
.timeline{list-style:none;margin:0;padding:0}
.timeline li{position:relative;padding:0 0 20px 26px;border-left:2px solid var(--rule)}
.timeline li:last-child{border-left-color:transparent;padding-bottom:0}
.timeline li::before{content:"";position:absolute;left:-7px;top:2px;width:12px;height:12px;border-radius:50%;background:var(--paper);border:2px solid var(--rule)}
.timeline li.done::before{background:var(--success);border-color:var(--success)}
.timeline li.now::before{background:var(--primary);border-color:var(--primary);box-shadow:0 0 0 4px rgba(238,112,41,.18)}
.timeline b{display:block;font-size:13.5px;color:var(--ink);font-weight:600}
.timeline small{color:var(--muted);font-size:11.5px}
.banner{display:flex;gap:12px;padding:14px 16px;border-radius:9px;background:var(--info-bg);border-left:4px solid var(--info);color:#0b4a72;font-size:13px}
.banner.warn{background:var(--warning-bg);border-left-color:var(--warning);color:#7a3e00}
.empty{text-align:center;padding:46px 20px;color:var(--muted)}
.empty svg{width:44px;height:44px;stroke:#C9CDD3;fill:none;stroke-width:1.4;margin-bottom:12px}
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--rule);padding:0 18px}
.tabs span{padding:13px 16px;font-size:13.5px;font-weight:600;color:var(--muted);border-bottom:2px solid transparent}
.tabs span.on{color:var(--primary);border-bottom-color:var(--primary)}
.bar-track{height:7px;border-radius:4px;background:var(--surface);overflow:hidden}
.bar-fill{height:100%;background:var(--primary);border-radius:4px}

/* ---------- mobile (screenshots at 390px) ---------- */
@media (max-width:768px){
  .drawer{display:none}
  .content{padding:16px 14px 32px}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .page-title{font-size:19px}
  .appbar{padding:0 14px}
  .search{display:none}
  table{font-size:12.5px} thead th,tbody td{padding:10px 12px}
}

/* ---------- interactive shell additions (mock.js) ---------- */
.brand-sub{font-size:11px;color:var(--muted);margin-top:-2px}
.only-m{display:none}
input.input,select.input,textarea.input{outline:none}
input.input:focus,select.input:focus,textarea.input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(238,112,41,.13)}
select.input{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23777' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;background-size:16px;padding-right:32px}
textarea.input{min-height:70px;resize:vertical}
.btn:active{transform:translateY(1px)}
.btn[disabled]{opacity:.5;pointer-events:none}
tbody tr[data-action]:hover td{background:#FBFBFC}
.tabs span:hover{color:var(--body)}
.drawer-scrim{display:none}
#mk-toasts{position:fixed;right:18px;bottom:18px;z-index:60;display:flex;flex-direction:column;gap:8px}
.toast{background:var(--secondary);color:#fff;padding:11px 15px;border-radius:9px;font-size:13px;box-shadow:var(--shadow-lg);opacity:0;transform:translateY(8px);transition:all .25s;max-width:360px;border-left:4px solid var(--info)}
.toast.show{opacity:1;transform:none}
.toast.t-ok{border-left-color:#66BB6A}.toast.t-warn{border-left-color:#FFB74D}.toast.t-bad{border-left-color:#EF5350}
.mk-watermark{position:fixed;inset:-20%;z-index:50;pointer-events:none;display:grid;grid-template-columns:repeat(4,1fr);gap:70px 90px;transform:rotate(-24deg);opacity:.07;align-content:space-around;justify-items:center}
.mk-watermark span{font-size:34px;font-weight:800;letter-spacing:4px;color:#000;white-space:nowrap}
.mk-notice{position:fixed;left:0;right:0;bottom:0;z-index:55;pointer-events:none;text-align:center;font-size:10.5px;color:var(--muted);padding:3px;background:rgba(255,255,255,.7)}
.link{color:var(--primary);font-weight:600;cursor:pointer}
@media (max-width:768px){
  .only-m{display:grid}
  .drawer{display:block;position:fixed;left:0;top:0;bottom:0;z-index:40;transform:translateX(-100%);transition:transform .2s;box-shadow:var(--shadow-lg)}
  body.drawer-open .drawer{transform:none}
  body.drawer-open .drawer-scrim{display:block;position:fixed;inset:0;background:rgba(21,30,50,.45);z-index:35}
  .mk-watermark{grid-template-columns:repeat(2,1fr)}
  .mk-watermark span{font-size:22px}
}

/* ---- project: MLM ---- */
.tree{font-size:13px}
.tree ul{list-style:none;margin:0;padding-left:26px;border-left:1px dashed #CFD4DB}
.tree>ul{border-left:0;padding-left:0}
.tree li{position:relative;padding:4px 0}
.tree li li::before{content:"";position:absolute;left:-26px;top:22px;width:20px;border-top:1px dashed #CFD4DB}
.node{display:inline-flex;align-items:center;gap:10px;background:var(--paper);border:1px solid var(--rule);border-radius:8px;padding:7px 12px 7px 8px;box-shadow:var(--shadow);vertical-align:middle}
.node .av{width:30px;height:30px;border-radius:50%;background:var(--secondary);color:#fff;display:grid;place-items:center;font-size:11.5px;font-weight:600}
.node.me{border-color:var(--primary);background:var(--primary-light)}
.node.me .av{background:var(--primary)}
.node.inact{opacity:.6}
.node.sel{box-shadow:0 0 0 3px rgba(238,112,41,.25)}
.node b{display:block;font-size:13px;color:var(--ink)}
.node small{color:var(--muted);font-size:11px}
.lvl{font-size:10.5px;font-weight:700;color:var(--muted);letter-spacing:.5px;margin-left:4px}
.copybox{display:flex;gap:8px;align-items:center}
.copybox .input{flex:1;font-family:Consolas,monospace;font-size:12.5px}
.upload{border:2px dashed #CFD4DB;border-radius:9px;padding:22px;text-align:center;color:var(--muted);font-size:12.5px;background:var(--surface);cursor:pointer}
.upload svg{width:28px;height:28px;stroke:#9AA0A6;fill:none;stroke-width:1.6;margin-bottom:6px}
.proof{width:100%;max-width:260px;border-radius:8px;border:1px solid var(--rule);background:#e9ecef;aspect-ratio:9/16;display:grid;place-items:center;color:var(--muted);font-size:12px;text-align:center}
.auth{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#21345B 0%,#2f4a7c 100%);padding:24px}
.auth .card{width:100%;max-width:440px}
.auth .brand{border:0;justify-content:center;height:auto;padding:26px 0 8px}
.kv{display:grid;grid-template-columns:150px 1fr;gap:6px 14px;font-size:13px}
.kv dt{color:var(--muted)} .kv dd{margin:0;color:var(--ink);font-weight:500}
.stepper{display:flex;gap:0;margin-bottom:18px}
.stepper span{flex:1;text-align:center;font-size:12px;font-weight:600;color:var(--muted);padding:8px 4px;border-bottom:3px solid var(--rule)}
.stepper span.on{color:var(--primary);border-bottom-color:var(--primary)}
.stepper span.done{color:var(--success);border-bottom-color:var(--success)}
@media (max-width:768px){.grid[style*="repeat(6"]{grid-template-columns:1fr 1fr!important}.grid[style*="2fr 1fr"],.grid[style*="1fr 2fr"],.grid[style*="260px"]{grid-template-columns:1fr!important}.dialog{max-width:100%!important}}