/* NGKSHOP v1879 stability layer: CSS nhẹ, ưu tiên chống vỡ layout và giảm phụ thuộc inline patch. */
html,body{max-width:100%;overflow-x:hidden}*{box-sizing:border-box}img,video,iframe{max-width:100%;height:auto}table{max-width:100%}
.ngk-order-lookup-card{max-width:760px;margin:24px auto;padding:24px;border:1px solid #e5e7eb;border-radius:24px;background:#fff;box-shadow:0 18px 45px rgba(15,23,42,.07)}
.ngk-order-lookup-card h2{margin:0 0 8px;font-size:28px;color:#0f172a}.ngk-order-lookup-card p{color:#64748b}.ngk-order-lookup-form{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}.ngk-order-lookup-form input{flex:1;min-width:220px;border:1px solid #dbeafe;border-radius:14px;padding:13px 14px;font-size:16px}.ngk-order-lookup-form button,.ngk-order-lookup-link{border:0;border-radius:14px;background:#2563eb;color:#fff;font-weight:900;padding:13px 16px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.ngk-order-lookup-result{margin-top:16px;border-radius:18px;padding:16px;display:grid;gap:7px}.ngk-order-lookup-result.success{background:#f0fdf4;border:1px solid #bbf7d0;color:#14532d}.ngk-order-lookup-result.error{background:#fef2f2;border:1px solid #fecaca;color:#991b1b}.ngk-order-lookup-result small{color:#64748b}.ngk-order-lookup-link{margin-top:8px;background:#16a34a;width:max-content}
.ngk-chat-root{contain:layout style}.ngk-chat-messages,.ngk-admin-body{-webkit-overflow-scrolling:touch}.ngk-chat-form textarea,.ngk-admin-reply textarea{font-size:16px}
@media(max-width:768px){.woocommerce-account .woocommerce,.woocommerce-cart .woocommerce,.woocommerce-checkout .woocommerce{max-width:100%;overflow-x:hidden}.woocommerce table.shop_table,.woocommerce table.shop_table tbody,.woocommerce table.shop_table tr,.woocommerce table.shop_table td{max-width:100%}.ngk-order-lookup-card{margin:14px 10px;padding:18px;border-radius:20px}.ngk-order-lookup-form{display:grid}.ngk-order-lookup-form input,.ngk-order-lookup-form button{width:100%;min-width:0}.ngk-chat-root .ngk-chat-box{max-height:calc(100dvh - 92px)}}

/* NGKSHOP v1880: ưu tiên chỉ còn 1 bảng NGK Chat, sửa tràn khung mobile/desktop */
#ngk-chat-root.ngk-chat-root{position:fixed!important;right:18px!important;bottom:18px!important;left:auto!important;top:auto!important;z-index:2147483647!important;max-width:none!important;transform:none!important}
#ngk-chat-root .ngk-chat-toggle{position:relative!important;right:auto!important;bottom:auto!important;display:flex!important;align-items:center!important;justify-content:center!important;width:58px!important;height:58px!important;min-width:58px!important;border-radius:999px!important;overflow:hidden!important;z-index:2!important;opacity:1!important;transform:none!important}
#ngk-chat-root .ngk-chat-box{position:absolute!important;right:0!important;left:auto!important;bottom:74px!important;width:370px!important;max-width:calc(100vw - 24px)!important;height:560px!important;max-height:calc(100dvh - 104px)!important;display:none;overflow:hidden!important;z-index:2147483647!important}
#ngk-chat-root.open .ngk-chat-box{display:flex!important}
#ngk-chat-root .ngk-chat-head{min-height:64px!important;flex-shrink:0!important}
#ngk-chat-root .ngk-chat-messages{min-height:0!important;flex:1 1 auto!important}
#ngk-chat-root .ngk-chat-form{flex-shrink:0!important;display:flex!important;align-items:center!important;gap:8px!important}
#ngk-chat-root .ngk-chat-form textarea{min-width:0!important;width:100%!important;flex:1 1 auto!important}
#ngk-chat-root .ngk-chat-send{flex:0 0 auto!important;min-width:58px!important;padding:0 12px!important}
#ngk-chat-root .ngk-chat-image{flex:0 0 42px!important}
body .ngk-old-chat-force-hidden,body [data-ngk-old-chat-hidden="1"]{display:none!important;visibility:hidden!important;opacity:0!important;pointer-events:none!important;width:0!important;height:0!important;max-width:0!important;max-height:0!important;overflow:hidden!important;z-index:-1!important}
@media(max-width:640px){
  #ngk-chat-root.ngk-chat-root{right:10px!important;bottom:10px!important;left:auto!important;top:auto!important;width:auto!important;height:auto!important}
  #ngk-chat-root .ngk-chat-toggle{width:54px!important;height:54px!important;min-width:54px!important;font-size:24px!important}
  #ngk-chat-root .ngk-chat-box{position:fixed!important;left:10px!important;right:10px!important;bottom:74px!important;top:auto!important;width:auto!important;max-width:none!important;height:min(560px,calc(100dvh - 88px))!important;max-height:calc(100dvh - 88px)!important;border-radius:20px!important;transform:none!important}
  #ngk-chat-root .ngk-chat-head{padding:12px 14px!important;min-height:58px!important}
  #ngk-chat-root .ngk-chat-form{padding:8px!important;gap:7px!important}
  #ngk-chat-root .ngk-chat-image{width:40px!important;height:40px!important;flex-basis:40px!important}
  #ngk-chat-root .ngk-chat-send{height:40px!important;min-width:52px!important;font-size:13px!important}
  #ngk-chat-root .ngk-chat-note{font-size:10.5px!important;padding:0 10px 8px!important}
}