:root{
  --brand:#2563eb; --brand-600:#1d4ed8; --brand-50:#eff6ff;
  --bg:#f4f6fb; --card:#fff; --text:#0f172a; --muted:#64748b; --muted2:#94a3b8; --border:#e5e7eb; --border2:#eef0f4;
  --sidebar:#0b1324; --sidebar2:#111c33; --sidetext:#cbd5e1;
  --danger:#dc2626; --danger-50:#fef2f2; --success:#16a34a; --success-50:#f0fdf4; --warning:#d97706; --warning-50:#fffbeb;
  --radius:12px; --shadow:0 1px 2px rgba(16,24,40,.05),0 1px 3px rgba(16,24,40,.06);
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--text);font:14px/1.5 var(--font);-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3,h4{margin:0;font-weight:650;letter-spacing:-.01em}
h1{font-size:22px}h2{font-size:17px}h3{font-size:15px}
code,.mono{font-family:var(--mono);font-size:12.5px}
hr{border:0;border-top:1px solid var(--border);margin:16px 0}
.muted{color:var(--muted)}.small{font-size:12.5px}.xs{font-size:11.5px}.b{font-weight:600}.nowrap{white-space:nowrap}.right{text-align:right}.center{text-align:center}
.danger-t{color:var(--danger)}.success-t{color:var(--success)}.warning-t{color:var(--warning)}
.row{display:flex;gap:12px;align-items:center}.row.wrap{flex-wrap:wrap}.row.between{justify-content:space-between}.row.top{align-items:flex-start}
.col{display:flex;flex-direction:column;gap:12px}.grow{flex:1;min-width:0}.gap-s{gap:6px}.gap-l{gap:20px}
.mt{margin-top:16px}.mt-s{margin-top:8px}.mb{margin-bottom:16px}.mb-s{margin-bottom:8px}
.grid{display:grid;gap:16px}.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media(max-width:1200px){.g4{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.g2,.g3,.g4{grid-template-columns:1fr}}

/* layout */
.app{display:flex;min-height:100vh}
.sidebar{width:252px;background:var(--sidebar);color:var(--sidetext);display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0;z-index:30;transition:transform .2s}
.brand{display:flex;align-items:center;gap:10px;padding:18px 18px 14px;color:#fff;font-weight:650;font-size:15px}
.brand img{max-height:30px;max-width:150px;border-radius:6px;background:#fff;padding:2px 4px}
.brand .logo-mark{width:32px;height:32px;border-radius:9px;background:var(--brand);display:flex;align-items:center;justify-content:center;flex:none}
.brand small{display:block;font-weight:400;color:var(--muted2);font-size:11.5px}
.nav{flex:1;overflow-y:auto;padding:6px 10px 16px}
.nav .sec{font-size:10.5px;text-transform:uppercase;letter-spacing:.08em;color:#64748b;margin:16px 10px 6px}
.nav a{display:flex;align-items:center;gap:10px;color:var(--sidetext);padding:8px 10px;border-radius:8px;font-size:13.5px;text-decoration:none;margin-bottom:1px}
.nav a:hover{background:var(--sidebar2);color:#fff}
.nav a.active{background:var(--brand);color:#fff}
.nav a svg{opacity:.9;flex:none}
.nav .badge{margin-left:auto}
.side-foot{padding:12px 16px;border-top:1px solid #1e293b;font-size:11.5px;color:#64748b}
.main{flex:1;margin-left:252px;min-width:0;display:flex;flex-direction:column}
.topbar{height:60px;background:var(--card);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:14px;padding:0 24px;position:sticky;top:0;z-index:20}
.topbar .title{font-weight:650;font-size:16px}
.content{padding:24px;max-width:1500px;width:100%}
.menu-btn{display:none}
@media(max-width:980px){.sidebar{transform:translateX(-100%)}.sidebar.open{transform:none}.main{margin-left:0}.menu-btn{display:inline-flex}.content{padding:16px}}
.overlay{position:fixed;inset:0;background:rgba(15,23,42,.45);z-index:25}

/* card */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.card-h{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;border-bottom:1px solid var(--border2)}
.card-h h3{font-size:14.5px}
.card-b{padding:18px}.card-b.p0{padding:0}
.card-f{padding:12px 18px;border-top:1px solid var(--border2);display:flex;gap:8px;justify-content:flex-end}
.page-h{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}
.page-h p{margin:4px 0 0;color:var(--muted)}

/* KPI */
.kpi{padding:16px 18px}
.kpi .lbl{color:var(--muted);font-size:12.5px;display:flex;align-items:center;gap:6px}
.kpi .val{font-size:26px;font-weight:700;margin-top:4px;letter-spacing:-.02em}
.kpi .sub{font-size:12px;color:var(--muted);margin-top:2px}
.kpi .ico{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;background:var(--brand-50);color:var(--brand)}
.kpi.red .ico{background:var(--danger-50);color:var(--danger)}.kpi.green .ico{background:var(--success-50);color:var(--success)}.kpi.amber .ico{background:var(--warning-50);color:var(--warning)}
.delta{font-size:11.5px;font-weight:600;padding:1px 6px;border-radius:99px}.delta.up{background:#fef2f2;color:#b91c1c}.delta.down{background:#f0fdf4;color:#15803d}.delta.flat{background:#f1f5f9;color:var(--muted)}

/* buttons & forms */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--border);background:var(--card);color:var(--text);padding:8px 14px;border-radius:8px;font:inherit;font-weight:550;cursor:pointer;white-space:nowrap;line-height:1.2;text-decoration:none!important}
.btn:hover{background:#f8fafc}.btn:disabled{opacity:.55;cursor:not-allowed}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.primary:hover{filter:brightness(.95)}
.btn.danger{background:var(--danger);border-color:var(--danger);color:#fff}
.btn.ghost{border-color:transparent;background:transparent}.btn.ghost:hover{background:#f1f5f9}
.btn.sm{padding:5px 10px;font-size:12.5px;border-radius:7px}.btn.icon{padding:6px}
.btn.link{border:0;background:none;color:var(--brand);padding:0}
label.lbl{display:block;font-size:12.5px;font-weight:600;color:#334155;margin-bottom:5px}
.field{margin-bottom:14px}.field .hint{font-size:12px;color:var(--muted);margin-top:4px}
.input,select.input,textarea.input{width:100%;padding:8px 11px;border:1px solid #d7dce4;border-radius:8px;background:#fff;color:var(--text);font:inherit;outline:none;transition:border .15s,box-shadow .15s}
.input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(37,99,235,.15)}
textarea.input{min-height:90px;resize:vertical;font-family:var(--mono);font-size:12.5px}
.input.sm{padding:5px 9px;font-size:13px}
.search{position:relative}.search svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--muted2)}.search .input{padding-left:32px}
.switch{position:relative;display:inline-flex;align-items:center;gap:10px;cursor:pointer;user-select:none}
.switch input{position:absolute;opacity:0;pointer-events:none}
.switch .tr{width:38px;height:22px;border-radius:99px;background:#cbd5e1;position:relative;transition:background .15s;flex:none}
.switch .tr:after{content:"";position:absolute;left:3px;top:3px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.2);transition:transform .15s}
.switch input:checked+.tr{background:var(--brand)}.switch input:checked+.tr:after{transform:translateX(16px)}
.switch input:disabled+.tr{opacity:.5}
.check{display:inline-flex;align-items:center;gap:8px;cursor:pointer}
.check input{width:16px;height:16px;accent-color:var(--brand)}
.seg{display:inline-flex;border:1px solid var(--border);border-radius:8px;overflow:hidden;background:#fff}
.seg button{border:0;background:none;padding:6px 12px;font:inherit;font-size:12.5px;cursor:pointer;color:var(--muted);border-right:1px solid var(--border)}
.seg button:last-child{border-right:0}.seg button.on{background:var(--brand);color:#fff}

/* badge / chip */
.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:99px;font-size:11.5px;font-weight:600;background:#f1f5f9;color:#475569;white-space:nowrap}
.badge.green{background:#dcfce7;color:#166534}.badge.red{background:#fee2e2;color:#991b1b}.badge.amber{background:#fef3c7;color:#92400e}.badge.blue{background:#dbeafe;color:#1e40af}.badge.purple{background:#ede9fe;color:#5b21b6}
.nav .badge{background:var(--danger);color:#fff}
.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:99px;border:1px solid var(--border);background:#fff;font-size:12.5px}
.chip button{border:0;background:none;cursor:pointer;color:var(--muted);padding:0;line-height:1;font-size:14px}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block;background:var(--muted2)}.dot.green{background:var(--success)}.dot.red{background:var(--danger)}.dot.amber{background:var(--warning)}

/* table */
.tbl-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th{text-align:left;font-weight:600;color:var(--muted);font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;padding:10px 14px;border-bottom:1px solid var(--border);background:#fafbfc;white-space:nowrap}
.tbl td{padding:10px 14px;border-bottom:1px solid var(--border2);vertical-align:middle}
.tbl tr:last-child td{border-bottom:0}
.tbl tr.click{cursor:pointer}.tbl tr.click:hover td{background:#f8fafc}
.tbl td.dom{font-family:var(--mono);font-size:12.5px;word-break:break-all}
.tbl tr.blocked td:first-child{box-shadow:inset 3px 0 0 var(--danger)}
.tbl tr.sec td{background:#fff7f7}
.bar{height:6px;background:#eef2f7;border-radius:99px;overflow:hidden;min-width:60px}.bar i{display:block;height:100%;background:var(--brand);border-radius:99px}.bar.red i{background:var(--danger)}

/* tabs */
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--border);margin-bottom:18px;overflow-x:auto}
.tabs button{border:0;background:none;padding:10px 14px;font:inherit;font-weight:550;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap;display:inline-flex;gap:6px;align-items:center}
.tabs button.on{color:var(--brand);border-color:var(--brand)}
.tabs button:hover{color:var(--text)}

/* alerts */
.alert{padding:11px 14px;border-radius:10px;border:1px solid;font-size:13px;display:flex;gap:10px;align-items:flex-start}
.alert.info{background:var(--brand-50);border-color:#bfdbfe;color:#1e3a8a}.alert.warn{background:var(--warning-50);border-color:#fde68a;color:#92400e}
.alert.danger{background:var(--danger-50);border-color:#fecaca;color:#991b1b}.alert.success{background:var(--success-50);border-color:#bbf7d0;color:#166534}
.alert svg{flex:none;margin-top:1px}

/* modal / toast */
.modal-bg{position:fixed;inset:0;background:rgba(15,23,42,.5);display:flex;align-items:flex-start;justify-content:center;padding:6vh 16px;z-index:100;overflow-y:auto}
.modal{background:var(--card);border-radius:14px;width:100%;max-width:560px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.modal.wide{max-width:820px}
.modal-h{padding:16px 20px;border-bottom:1px solid var(--border2);display:flex;justify-content:space-between;align-items:center}
.modal-b{padding:20px}.modal-f{padding:14px 20px;border-top:1px solid var(--border2);display:flex;justify-content:flex-end;gap:8px}
.toasts{position:fixed;right:18px;bottom:18px;display:flex;flex-direction:column;gap:8px;z-index:200}
.toast{background:#0f172a;color:#fff;padding:11px 16px;border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,.2);font-size:13.5px;max-width:420px;animation:tin .2s}
.toast.error{background:#991b1b}.toast.success{background:#166534}
@keyframes tin{from{transform:translateY(8px);opacity:0}to{transform:none;opacity:1}}

/* misc */
.empty{padding:36px 16px;text-align:center;color:var(--muted)}
.empty svg{color:var(--muted2);margin-bottom:8px}
.spinner{width:22px;height:22px;border:3px solid #e2e8f0;border-top-color:var(--brand);border-radius:50%;animation:spin .8s linear infinite;display:inline-block}
.loading{display:flex;justify-content:center;padding:40px}
@keyframes spin{to{transform:rotate(360deg)}}
.copy{display:flex;align-items:center;gap:6px;background:#f8fafc;border:1px solid var(--border);border-radius:8px;padding:6px 6px 6px 11px;font-family:var(--mono);font-size:12.5px;word-break:break-all}
.copy span{flex:1}
.kv{display:grid;grid-template-columns:180px 1fr;gap:8px 16px;font-size:13.5px}.kv dt{color:var(--muted)}.kv dd{margin:0;word-break:break-word}
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px}
.cat{border:1px solid var(--border);border-radius:10px;padding:14px;display:flex;gap:12px;align-items:flex-start;background:#fff;transition:border .15s}
.cat.on{border-color:var(--brand);background:var(--brand-50)}
.cat .ci{width:36px;height:36px;border-radius:9px;background:#f1f5f9;display:flex;align-items:center;justify-content:center;flex:none;color:#475569}
.cat.on .ci{background:var(--brand);color:#fff}
.cat.sec.on{border-color:#16a34a;background:#f0fdf4}.cat.sec.on .ci{background:#16a34a}
.cat h4{font-size:13.5px;margin-bottom:2px}.cat p{margin:0;font-size:12.3px;color:var(--muted)}
.svc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:8px}
.svc{display:flex;align-items:center;gap:10px;border:1px solid var(--border);border-radius:9px;padding:8px 10px;background:#fff;cursor:pointer;user-select:none}
.svc.on{border-color:var(--danger);background:#fff5f5}
.svc .av{width:28px;height:28px;border-radius:7px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:12px;flex:none}
.svc .nm{flex:1;font-size:13px;font-weight:550}
.svc.inherit{opacity:.75;border-style:dashed}
.flag{font-size:16px;line-height:1}
.country-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:6px;max-height:340px;overflow-y:auto;border:1px solid var(--border);border-radius:10px;padding:10px}
.country-list label{display:flex;gap:8px;align-items:center;font-size:13px;cursor:pointer;padding:3px 4px;border-radius:6px}
.country-list label:hover{background:#f8fafc}
.chart-box{position:relative;height:280px}.chart-box.sm{height:220px}
.steps{counter-reset:s;list-style:none;padding:0;margin:0}
.steps li{counter-increment:s;position:relative;padding:0 0 14px 34px}
.steps li:before{content:counter(s);position:absolute;left:0;top:0;width:22px;height:22px;border-radius:50%;background:var(--brand);color:#fff;font-size:12px;display:flex;align-items:center;justify-content:center;font-weight:700}
.pill-tabs{display:flex;gap:6px;flex-wrap:wrap}
.pill-tabs button{border:1px solid var(--border);background:#fff;border-radius:99px;padding:5px 12px;font:inherit;font-size:12.5px;cursor:pointer}
.pill-tabs button.on{background:var(--text);color:#fff;border-color:var(--text)}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}
.dropdown{position:relative}
.dropdown .menu{position:absolute;right:0;top:calc(100% + 6px);background:#fff;border:1px solid var(--border);border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.12);min-width:220px;padding:6px;z-index:50}
.dropdown .menu a,.dropdown .menu button{display:flex;gap:8px;align-items:center;width:100%;text-align:left;padding:8px 10px;border-radius:7px;border:0;background:none;font:inherit;color:var(--text);cursor:pointer;text-decoration:none}
.dropdown .menu a:hover,.dropdown .menu button:hover{background:#f1f5f9}
.dropdown .menu .hd{padding:8px 10px;border-bottom:1px solid var(--border2);margin-bottom:4px}

/* login */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(135deg,#0b1324 0%,#132447 55%,var(--brand) 140%)}
.auth-card{background:#fff;border-radius:16px;box-shadow:0 30px 80px rgba(0,0,0,.35);width:100%;max-width:410px;padding:32px}
.auth-card .brand-l{display:flex;align-items:center;gap:10px;margin-bottom:22px}
.auth-card h1{font-size:21px;margin-bottom:4px}
.auth-card .btn.primary{width:100%;padding:11px}
.qr{display:flex;justify-content:center;padding:12px;background:#fff;border:1px solid var(--border);border-radius:12px}
.otp{font-size:22px;letter-spacing:.35em;text-align:center;font-family:var(--mono)}
.secure-note{display:flex;gap:6px;align-items:center;justify-content:center;color:var(--muted);font-size:12px;margin-top:18px}