:root{
  --bg:#f4f6fa; --card:#fff; --dark:#0f172a; --dark-2:#1e293b; --text:#0f172a; --muted:#64748b;
  --border:#e5e9f0; --border-2:#eef1f6; --green:#059669; --green-bg:#dcfce7; --amber:#b45309; --amber-bg:#fef3c7;
  --red:#b91c1c; --red-bg:#fee2e2; --blue:#2563eb; --blue-bg:#dbeafe; --radius:12px; --side:244px;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 'Montserrat',system-ui,-apple-system,Segoe UI,sans-serif}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0}
.muted{color:var(--muted)} .ctr{text-align:center} .mt{margin-top:18px} .mono{font-family:ui-monospace,Menlo,monospace;font-size:12.5px}

.layout{display:flex;min-height:100vh}
.sidebar{width:var(--side);background:var(--dark);color:#cbd5e1;position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;z-index:30;transition:transform .25s var(--ease)}
.brand{display:flex;align-items:center;gap:10px;padding:16px;border-bottom:1px solid rgba(255,255,255,.07)}
.brand .logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#10b981,#059669);display:grid;place-items:center;color:#fff;font-weight:700}
.brand b{display:block;color:#fff;font-size:15px;letter-spacing:.01em} .brand small{opacity:.45;font-size:11px}
.side-user{display:flex;gap:10px;align-items:center;padding:14px 16px;border-bottom:1px solid rgba(255,255,255,.07)}
.avatar{width:34px;height:34px;border-radius:50%;background:#334155;color:#fff;display:grid;place-items:center;font-weight:600}
.side-user h4{color:#fff;font-size:13px;font-weight:600} .side-user span{font-size:11px;opacity:.5}
.nav{padding:10px 8px;overflow:auto;flex:1}
.nav-sec{font-size:10.5px;text-transform:uppercase;letter-spacing:.09em;opacity:.4;padding:12px 10px 6px}
.nav a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;color:#cbd5e1;font-weight:500;transition:background .15s}
.nav a:hover{background:rgba(255,255,255,.06)}
.nav a.on{background:rgba(16,185,129,.16);color:#6ee7b7}
.nav .ni{width:20px;text-align:center}
.side-foot{padding:12px 16px;border-top:1px solid rgba(255,255,255,.07);font-size:11.5px;opacity:.75}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#10b981;margin-right:6px;box-shadow:0 0 0 3px rgba(16,185,129,.2)}

.main{margin-left:var(--side);flex:1;min-width:0}
.top{display:flex;align-items:center;gap:12px;padding:14px 26px;background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}
.top h1{font-size:19px;font-weight:700} .top .sub{color:var(--muted);font-size:12.5px;margin-left:4px}
.top .sp{flex:1}
.burger{display:none;border:1px solid var(--border);background:#fff;border-radius:8px;padding:6px 10px;font-size:16px}
.content{padding:22px 26px 60px;max-width:1400px}

.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(4,1fr)} .g3{grid-template-columns:repeat(3,1fr)} .g2{grid-template-columns:1.4fr 1fr}
.kpi{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px}
.kpi-l{color:var(--muted);font-size:12px;font-weight:500} .kpi-v{font-size:26px;font-weight:700;margin-top:4px;letter-spacing:-.01em}
.kpi-s{font-size:12px;color:var(--muted);margin-top:2px}
.kpi.warn .kpi-v{color:var(--amber)} .kpi.good .kpi-v{color:var(--green)}

.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.card-h{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border-2)}
.card-h h3{font-size:14.5px;font-weight:700} .card-b{padding:16px 18px}
.card-b.flush{padding:0}

.tbl-wrap{overflow:auto}
.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:.05em;padding:10px 16px;border-bottom:1px solid var(--border);white-space:nowrap}
.tbl td{padding:11px 16px;border-bottom:1px solid var(--border-2);vertical-align:middle}
.tbl tr:last-child td{border-bottom:0} .tbl tbody tr:hover{background:#fafbfd}

.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:11.5px;font-weight:600;white-space:nowrap}
.b-green{background:var(--green-bg);color:#166534} .b-amber{background:var(--amber-bg);color:var(--amber)}
.b-red{background:var(--red-bg);color:var(--red)} .b-gray{background:#eef1f6;color:#475569} .b-blue{background:var(--blue-bg);color:var(--blue)}

.bar{height:8px;background:#eef1f6;border-radius:99px;overflow:hidden;min-width:90px}
.bar-fill{height:100%;border-radius:99px} .f-green{background:#10b981} .f-amber{background:#f59e0b} .f-red{background:#ef4444}
.bar-l{font-size:11.5px;color:var(--muted);margin-top:3px}

.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:9px;border:1px solid var(--border);background:#fff;font:inherit;font-weight:600;font-size:13px;cursor:pointer;transition:all .15s}
.btn:hover{border-color:#cbd5e1;background:#f8fafc}
.btn.pri{background:var(--green);border-color:var(--green);color:#fff} .btn.pri:hover{background:#047857}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.btn.sm{padding:5px 10px;font-size:12px}

.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:18px;overflow:auto}
.tab{padding:10px 14px;font-weight:600;color:var(--muted);border-bottom:2px solid transparent;white-space:nowrap}
.tab.on{color:var(--green);border-color:var(--green)} .tab:hover{color:var(--text)}

.note{display:flex;gap:10px;padding:12px 14px;border-radius:10px;font-size:13px;margin-bottom:16px}
.note.warn{background:var(--amber-bg);color:#78350f} .note.info{background:var(--blue-bg);color:#1e3a8a}

.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.chip{padding:6px 12px;border:1px solid var(--border);background:#fff;border-radius:999px;font-size:12.5px;font-weight:600;cursor:pointer}
.chip.on{background:var(--dark);color:#fff;border-color:var(--dark)}

.sms{display:grid;grid-template-columns:320px 1fr;min-height:480px}
.sms-list{border-right:1px solid var(--border-2);overflow:auto;max-height:560px}
.conv{display:block;padding:12px 16px;border-bottom:1px solid var(--border-2);cursor:pointer}
.conv:hover,.conv.on{background:#f1f5f9} .conv b{display:block;font-size:13px} .conv small{color:var(--muted)}
.conv .row{display:flex;justify-content:space-between;gap:8px}
.unread{background:var(--green);color:#fff;border-radius:99px;font-size:11px;font-weight:700;padding:0 7px}
.thread{display:flex;flex-direction:column;padding:16px;gap:8px;overflow:auto;max-height:480px}
.msg{max-width:70%;padding:9px 13px;border-radius:14px;font-size:13.5px}
.msg.in{background:#eef1f6;align-self:flex-start;border-bottom-left-radius:4px}
.msg.out{background:var(--green);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.msg small{display:block;opacity:.65;font-size:10.5px;margin-top:2px}
.composer{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--border-2)}
.composer input{flex:1}
input,select,textarea{font:inherit;padding:9px 12px;border:1px solid var(--border);border-radius:9px;background:#fff;color:var(--text)}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(5,150,105,.25);border-color:var(--green)}

.login{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(160deg,#0f172a,#1e293b)}
.login-card{width:100%;max-width:380px;background:#fff;border-radius:16px;padding:30px}
.login-card h1{font-size:20px;margin:10px 0 4px} .login-card form{display:grid;gap:12px;margin-top:18px}
.err{background:var(--red-bg);color:var(--red);padding:9px 12px;border-radius:9px;font-size:13px}

.modal{position:fixed;inset:0;background:rgba(15,23,42,.5);display:none;place-items:center;z-index:50;padding:16px}
.modal.open{display:grid} .modal-box{background:#fff;border-radius:14px;max-width:560px;width:100%;padding:22px}
.modal-box h3{margin-bottom:12px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}

@media (max-width:1100px){.g4{grid-template-columns:repeat(2,1fr)}.g2{grid-template-columns:1fr}.g3{grid-template-columns:1fr}}
@media (max-width:820px){
  .sidebar{transform:translateX(-100%)} .sidebar.open{transform:none}
  .main{margin-left:0} .burger{display:block} .content{padding:16px}
  .sms{grid-template-columns:1fr} .sms-list{max-height:220px;border-right:0;border-bottom:1px solid var(--border-2)}
  .top{padding:12px 16px}
}