body { background: #f2f4f8; padding-bottom: 80px; font-size: 15px; }
.navbar-brand { font-weight: 700; }
.card { border: none; border-radius: 14px; box-shadow: 0 2px 8px rgba(0,0,0,.06); }
.card-header { background: #fff; border-bottom: 1px solid #eef0f3; font-weight: 600; border-radius: 14px 14px 0 0 !important;}
.btn { border-radius: 10px; }
.form-control, .form-select { border-radius: 10px; }
.bottom-nav {
    position: fixed; bottom: 0; left: 0; right: 0;
    background: #fff; border-top: 1px solid #e6e8eb;
    display: flex; z-index: 1000; box-shadow: 0 -2px 10px rgba(0,0,0,.05);
}
.bottom-nav a {
    flex: 1; text-align: center; padding: 10px 4px; font-size: 12px;
    color: #667085; text-decoration: none;
}
.bottom-nav a.active { color: #0d6efd; font-weight: 600; }
.bottom-nav a i { display: block; font-size: 18px; margin-bottom: 2px; }
.table-sm td, .table-sm th { padding: .45rem .5rem; vertical-align: middle; }
.sticky-total {
    position: sticky; bottom: 70px;
    background: #0d6efd; color: #fff; border-radius: 12px;
    padding: 12px 16px; font-weight: 700; display: flex; justify-content: space-between;
    box-shadow: 0 4px 12px rgba(13,110,253,.4);
}
.pointer { cursor: pointer; }
.receipt { font-family: 'Courier New', monospace; }
.pos-suggest {
    position: absolute; z-index: 999; background: #fff; width: 100%;
    border: 1px solid #ddd; border-radius: 10px; max-height: 240px; overflow-y: auto;
}
.pos-suggest div { padding: 8px 12px; cursor: pointer; border-bottom: 1px solid #f1f3f5; }
.pos-suggest div:hover { background: #f0f7ff; }