:root{
  --bg:#f5f7fb;--panel:#ffffff;--panel2:#eef2f7;--text:#162033;--muted:#64748b;--border:#dfe6ee;
  --accent:#6d5dfc;--accent2:#4f46e5;--good:#138a5b;--bad:#d64b4b;--warn:#c98516;--shadow:0 18px 45px rgba(21,31,52,.09);
}
[data-theme="dark"]{
  --bg:#0e1420;--panel:#151d2b;--panel2:#1d2737;--text:#eef2f7;--muted:#93a2b7;--border:#2c3748;
  --accent:#8b7cff;--accent2:#6f61ff;--good:#37c889;--bad:#ff7171;--warn:#f0b64d;--shadow:0 18px 45px rgba(0,0,0,.22);
}
*{box-sizing:border-box} body{margin:0;font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text)} button,input,select,textarea{font:inherit}
button{cursor:pointer}.hidden{display:none!important}.shell{min-height:100vh}.topbar{position:sticky;top:0;z-index:30;background:rgba(245,247,251,.88);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}[data-theme="dark"] .topbar{background:rgba(14,20,32,.88)}
.topbar-inner{max-width:1500px;margin:auto;padding:14px 22px;display:flex;align-items:center;gap:16px}.brand{display:flex;align-items:center;gap:12px;font-weight:800}.brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--accent),#36c3ff);display:grid;place-items:center;color:white;font-weight:900}.brand small{display:block;color:var(--muted);font-weight:600}.spacer{flex:1}.icon-btn,.btn{border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:12px;padding:10px 14px}.btn.primary{background:var(--accent);border-color:var(--accent);color:white}.btn.danger{background:var(--bad);border-color:var(--bad);color:white}.btn.ghost{background:transparent}.btn.small{padding:7px 10px;font-size:13px}.avatar{width:36px;height:36px;border-radius:50%;background:var(--panel2);display:grid;place-items:center;font-weight:800}
.layout{max-width:1500px;margin:auto;display:grid;grid-template-columns:240px 1fr;gap:24px;padding:24px 22px}.sidebar{position:sticky;top:86px;height:calc(100vh - 110px);background:var(--panel);border:1px solid var(--border);border-radius:20px;padding:14px;box-shadow:var(--shadow)}.nav-btn{width:100%;text-align:left;border:0;background:transparent;color:var(--muted);padding:11px 12px;border-radius:11px;margin:3px 0;font-weight:700}.nav-btn.active,.nav-btn:hover{background:var(--panel2);color:var(--text)}.nav-section{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);padding:16px 12px 6px}
.main{min-width:0}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px}.page-head h1{margin:0;font-size:28px}.page-head p{margin:7px 0 0;color:var(--muted)}
.grid{display:grid;gap:16px}.grid.cards{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--panel);border:1px solid var(--border);border-radius:18px;padding:18px;box-shadow:var(--shadow)}.metric .label{color:var(--muted);font-weight:700;font-size:13px}.metric .value{font-size:28px;font-weight:800;margin-top:8px}.metric .sub{margin-top:6px;color:var(--muted);font-size:13px}.good{color:var(--good)}.bad{color:var(--bad)}.warn{color:var(--warn)}
.business-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.business-card{padding:20px;border-radius:20px;border:1px solid var(--border);background:var(--panel);box-shadow:var(--shadow);cursor:pointer;transition:.15s}.business-card:hover{transform:translateY(-2px)}.business-icon{font-size:28px}.business-name{font-size:19px;font-weight:800;margin-top:12px}.business-type{color:var(--muted);font-size:13px;margin-top:4px}.business-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:18px}.mini{background:var(--panel2);border-radius:12px;padding:10px}.mini b{display:block;margin-top:3px}.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:14px}.field{display:grid;gap:6px}.field label{font-size:12px;color:var(--muted);font-weight:700}.field input,.field select,.field textarea{width:100%;border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:11px;padding:10px 11px}.field textarea{min-height:84px;resize:vertical}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.form-grid .full{grid-column:1/-1}.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:16px;background:var(--panel)}table{width:100%;border-collapse:collapse;min-width:780px}th,td{padding:12px 13px;border-bottom:1px solid var(--border);text-align:left;font-size:14px}th{position:sticky;top:0;background:var(--panel);z-index:2;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:800;background:var(--panel2)}.badge.good{background:rgba(19,138,91,.12)}.badge.bad{background:rgba(214,75,75,.12)}.badge.warn{background:rgba(201,133,22,.13)}
.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.52);display:grid;place-items:center;padding:18px;z-index:60}.modal{width:min(720px,100%);max-height:90vh;overflow:auto;background:var(--panel);border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow);padding:20px}.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.modal-head h2{margin:0}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:16px}.toast{position:fixed;right:18px;bottom:18px;background:var(--text);color:var(--bg);padding:12px 16px;border-radius:12px;opacity:0;transform:translateY(10px);pointer-events:none;transition:.2s;z-index:90}.toast.show{opacity:1;transform:translateY(0)}
.auth-page{min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr}.auth-hero{padding:7vw;background:linear-gradient(145deg,#4f46e5,#0ea5e9);color:#fff;display:flex;flex-direction:column;justify-content:center}.auth-hero h1{font-size:clamp(38px,5vw,72px);line-height:1.02;margin:0 0 18px}.auth-hero p{font-size:18px;max-width:650px;opacity:.9}.auth-panel{display:grid;place-items:center;padding:30px}.auth-card{width:min(440px,100%);background:var(--panel);border:1px solid var(--border);border-radius:22px;padding:26px;box-shadow:var(--shadow)}.auth-card h2{margin-top:0}.auth-card .field{margin-bottom:12px}.auth-switch{text-align:center;color:var(--muted);margin-top:14px;font-size:13px}.link{color:var(--accent);font-weight:700;cursor:pointer}
.empty{padding:40px;text-align:center;color:var(--muted)}.split{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}.section-title{font-size:16px;font-weight:800;margin:0 0 12px}.muted{color:var(--muted)}
@media(max-width:1100px){.grid.cards{grid-template-columns:repeat(2,1fr)}.business-grid{grid-template-columns:repeat(2,1fr)}.layout{grid-template-columns:1fr}.sidebar{position:static;height:auto;display:flex;overflow:auto;gap:4px}.sidebar .nav-section{display:none}.nav-btn{white-space:nowrap;width:auto}.split{grid-template-columns:1fr}}
@media(max-width:720px){.topbar-inner{padding:12px 14px}.layout{padding:14px;gap:14px}.grid.cards,.business-grid,.form-grid{grid-template-columns:1fr}.page-head{flex-direction:column}.auth-page{grid-template-columns:1fr}.auth-hero{display:none}.auth-panel{padding:18px}.brand small{display:none}.sidebar{border-radius:14px}.card{padding:15px}.page-head h1{font-size:24px}}