:root{
  --brand:#0f766e; --brand-dark:#115e59; --brand-soft:#ccfbf1;
  --ink:#0f172a; --muted:#64748b; --line:#e2e8f0; --bg:#f4f6f9;
  --side:#0b1626; --side-2:#13223a;
  --bs-primary:#0f766e; --bs-primary-rgb:15,118,110;
  --bs-link-color:#0f766e; --bs-link-hover-color:#115e59;
  --bs-body-font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}
body{background:var(--bg);color:var(--ink);font-size:14.5px}
.btn-primary{--bs-btn-bg:var(--brand);--bs-btn-border-color:var(--brand);--bs-btn-hover-bg:var(--brand-dark);--bs-btn-hover-border-color:var(--brand-dark);--bs-btn-active-bg:var(--brand-dark);--bs-btn-disabled-bg:var(--brand);--bs-btn-disabled-border-color:var(--brand)}
.btn-outline-primary{--bs-btn-color:var(--brand);--bs-btn-border-color:var(--brand);--bs-btn-hover-bg:var(--brand);--bs-btn-hover-border-color:var(--brand);--bs-btn-active-bg:var(--brand)}
.text-bg-primary{background:var(--brand)!important}
.form-control:focus,.form-select:focus{border-color:#5eead4;box-shadow:0 0 0 .2rem rgba(15,118,110,.15)}
.form-check-input:checked{background-color:var(--brand);border-color:var(--brand)}
.form-label{font-weight:500;font-size:13px;color:#334155;margin-bottom:4px}

/* ---------- App shell ---------- */
.app-shell{min-height:100vh}
.sidebar{position:fixed;inset:0 auto 0 0;width:240px;background:var(--side);color:#cbd5e1;display:flex;flex-direction:column;z-index:1040;transition:transform .2s}
.sidebar .brand{display:flex;align-items:center;gap:10px;padding:18px 16px;border-bottom:1px solid rgba(255,255,255,.06)}
.brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,#14b8a6,#0f766e);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;flex:none}
.brand-logo{width:38px;height:38px;border-radius:10px;object-fit:cover;background:#fff;flex:none}
.brand-name{color:#fff;font-weight:700;line-height:1.2;font-size:14.5px;max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.brand-sub{font-size:11.5px;color:#94a3b8}
.sidebar nav{flex:1;overflow-y:auto;padding:10px 8px}
.side-link{display:flex;align-items:center;gap:11px;padding:9px 12px;border-radius:8px;color:#cbd5e1;text-decoration:none;font-weight:500;margin-bottom:2px}
.side-link i{font-size:16px;width:18px;text-align:center;opacity:.85}
.side-link:hover{background:var(--side-2);color:#fff}
.side-link.active{background:rgba(20,184,166,.16);color:#5eead4}
.side-foot{padding:12px 8px 14px;border-top:1px solid rgba(255,255,255,.06)}
.side-foot .small{padding:0 12px}
.powered{font-size:10.5px;color:#475569;padding:6px 12px 0}
.main{margin-left:240px;min-height:100vh}
.topbar{position:sticky;top:0;z-index:1000;background:#fff;border-bottom:1px solid var(--line);padding:12px 24px;display:flex;align-items:center;min-height:62px}
.page-title{font-size:18px;font-weight:700;margin:0}
.content{padding:22px 24px 40px;max-width:1400px}
.nav-backdrop{display:none}
@media (max-width:991px){
  .sidebar{transform:translateX(-100%)}
  .nav-open .sidebar{transform:none}
  .nav-open .nav-backdrop{display:block;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:1030}
  .main{margin-left:0}
  .content{padding:16px}
  .topbar{padding:10px 16px}
}

/* ---------- Cards / stats ---------- */
.card{border:1px solid var(--line);border-radius:12px;box-shadow:0 1px 2px rgba(15,23,42,.04)}
.card-header{background:#fff;border-bottom:1px solid var(--line);font-weight:600;padding:12px 16px;border-radius:12px 12px 0 0!important}
.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;height:100%}
.stat .label{color:var(--muted);font-size:12.5px;font-weight:500}
.stat .value{font-size:24px;font-weight:800;margin-top:4px;letter-spacing:-.02em}
.stat .icon{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;background:var(--brand-soft);color:var(--brand)}
.table{--bs-table-bg:transparent;margin-bottom:0}
.table thead th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600;background:#f8fafc;border-bottom:1px solid var(--line);white-space:nowrap}
.table td{vertical-align:middle}
.thumb{width:40px;height:40px;border-radius:8px;object-fit:cover;background:#f1f5f9}
.thumb-ph{width:40px;height:40px;border-radius:8px;background:#f1f5f9;display:inline-flex;align-items:center;justify-content:center;color:#94a3b8}
.empty{padding:40px;text-align:center;color:var(--muted)}
.bars{display:flex;align-items:flex-end;gap:10px;height:170px;padding-top:10px}
.bars .bar{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%}
.bars .bar span.b{width:100%;max-width:46px;background:linear-gradient(180deg,#2dd4bf,#0f766e);border-radius:6px 6px 0 0;min-height:2px}
.bars .bar small{font-size:11px;color:var(--muted);margin-top:6px}
.bars .bar em{font-style:normal;font-size:11px;font-weight:600;margin-bottom:4px}

/* ---------- Auth pages ---------- */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:radial-gradient(circle at 20% 0%,#134e4a 0,#0b1626 55%)}
.auth-card{background:#fff;border-radius:16px;padding:32px;width:100%;max-width:400px;box-shadow:0 20px 50px rgba(0,0,0,.25)}

/* ---------- Category picker (create store) ---------- */
.cat-pick{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.cat-pick label{border:2px solid var(--line);border-radius:14px;padding:18px 12px;text-align:center;cursor:pointer;background:#fff;transition:.15s}
.cat-pick label:hover{border-color:#5eead4}
.cat-pick input{display:none}
.cat-pick input:checked+label{border-color:var(--brand);background:#f0fdfa;box-shadow:0 0 0 3px rgba(15,118,110,.12)}
.cat-pick .ic{font-size:34px;color:var(--brand);display:block;margin-bottom:6px}
.cat-pick b{display:block}
.cat-pick small{color:var(--muted);font-size:12px}
@media (max-width:576px){.cat-pick{grid-template-columns:1fr}}

/* ---------- PIN pad ---------- */
.pin-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 0%,#134e4a 0,#0b1626 60%);padding:20px}
.pin-card{background:#fff;border-radius:20px;padding:28px;width:100%;max-width:340px;text-align:center}
.pin-dots{display:flex;justify-content:center;gap:12px;margin:18px 0 22px}
.pin-dots span{width:14px;height:14px;border-radius:50%;border:2px solid #cbd5e1}
.pin-dots span.on{background:var(--brand);border-color:var(--brand)}
.pin-pad{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.pin-pad button{height:62px;border-radius:14px;border:1px solid var(--line);background:#f8fafc;font-size:22px;font-weight:600}
.pin-pad button:active{background:var(--brand-soft)}