.kck .ka-than,.kck .ka-than--rong{gap:0;max-width:none;padding:0;display:block}.kck-dau{z-index:6;pointer-events:none;justify-content:center;align-items:center;height:56px;margin-top:-56px;display:flex;position:sticky;top:0}.kck-dau-logo{pointer-events:auto;font-family:var(--v4-chu-lon);font-weight:800;font-size:var(--v4-co-4);letter-spacing:var(--v4-gian-rong);color:var(--v4-than);text-decoration:none;display:none}.kck-dau-logo b,.kck .ka-logo b{color:var(--v4-cam)}.kck .ka[data-thu="1"] .kck-dau-logo{display:inline-block}.kck .ka-thanh{background:#fcfaf7}.kck-menu{gap:2px;display:grid}.kck-khach,.kck-co-phien{font-weight:var(--v4-dam-dam)}.kck-co-phien{display:none!important}html[data-auth=in] .kck-co-phien,html[data-ho-so=in] .kck-co-phien{display:flex!important}html[data-auth=in] .kck-khach,html[data-ho-so=in] .kck-khach{display:none!important}.kck-ngon-ten{font-size:var(--v4-co-1);color:var(--v4-than-2)}.kck-ngon{border:1px solid var(--v4-ke);background:#fff;border-radius:999px;align-items:center;padding:2px;display:inline-flex}.kck-ngon button{min-height:30px;color:var(--v4-than-2);font:inherit;font-size:var(--v4-co-1);font-weight:var(--v4-dam-dam);cursor:pointer;background:0 0;border:0;border-radius:999px;padding:4px 12px}.kck-ngon button[aria-pressed=true]{background:var(--v4-dao-nhat);color:var(--v4-cam-chu)}.kck-ngon button:focus-visible{outline:2px solid var(--v4-cam);outline-offset:1px}.kck-ngon i{background:var(--v4-ke);width:1px;height:12px}.kck-chan{font-size:var(--v4-co-1);color:var(--v4-than-2);gap:6px;padding:0 10px;display:grid}.kck-chan p{margin:0}.kck-chan a{color:inherit;text-decoration:none}.kck-chan a:hover,.kck-chan a:focus-visible{color:var(--v4-cam-chu);text-decoration:underline}.kck-chan-hang{flex-wrap:wrap;gap:4px 10px;display:flex}.kck-chat{box-sizing:border-box;width:100%;max-width:760px;min-height:calc(100vh - 56px);padding:var(--v4-k5) var(--v4-le) var(--v4-k5);align-content:center;justify-items:center;gap:var(--v4-k2);text-align:center;margin:0 auto;display:grid}.kck-chat-nhan{font-size:var(--v4-co-1);font-weight:var(--v4-dam-dam);letter-spacing:.12em;text-transform:uppercase;color:var(--v4-cam-chu);margin:0}.kck .ka-than .kck-chat h1{letter-spacing:-.02em;max-width:20ch;color:var(--v4-than);text-wrap:balance;margin:0;font-size:clamp(2rem,4.2vw,3.25rem);line-height:1.05}.kck-chat-chao{max-width:46ch;font-size:var(--v4-co-4);color:var(--v4-than-2);margin:0}.kck-goi-y{flex-wrap:wrap;justify-content:center;gap:8px;margin:0;padding:0;list-style:none;display:flex}.kck-goi-y a{border:1px solid var(--v4-ke);min-height:36px;color:var(--v4-than);font-size:var(--v4-co-2);background:#fcfaf7;border-radius:999px;align-items:center;padding:6px 14px;text-decoration:none;display:inline-flex}.kck-goi-y a:hover,.kck-goi-y a:focus-visible{border-color:var(--v4-cam);color:var(--v4-cam-chu);outline:none}.kck-an{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.kck-chat .cb{margin-top:var(--v4-k2)}.kck-goi-y{margin-top:var(--v4-k1)}.kck-brief{box-sizing:border-box;width:100%;max-width:760px;padding:var(--v4-k5) var(--v4-le);gap:var(--v4-k3);margin:0 auto;display:grid}.kck .ka-than .kck-brief h1{margin:0;font-size:clamp(1.75rem,3.4vw,2.5rem);line-height:1.1}.kck-brief-buoc{counter-reset:b;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:0;padding:0;list-style:none;display:grid}.kck-brief-buoc li{counter-increment:b;border-top:3px solid var(--v4-ke);font-size:var(--v4-co-2);color:var(--v4-than-2);gap:6px;padding-top:10px;display:grid}.kck-brief-buoc li:before{content:counter(b);font-weight:var(--v4-dam-dam)}.kck-brief-buoc li[data-xong="1"]{border-top-color:var(--v4-cam);color:var(--v4-than)}.kck-brief-buoc li[aria-current=step]{color:var(--v4-cam-chu);font-weight:var(--v4-dam-dam)}.kck-brief-dong{gap:8px;margin:0;display:grid}.kck-brief-dong div{grid-template-columns:160px minmax(0,1fr);gap:12px;display:grid}.kck-brief-dong dt{color:var(--v4-than-2);font-size:var(--v4-co-2)}.kck-brief-dong dd{white-space:pre-line;margin:0}@media (max-width:600px){.kck-brief-dong div{grid-template-columns:1fr;gap:2px}.kck-brief-buoc{grid-template-columns:repeat(2,minmax(0,1fr))}}.kck-gioi-thieu{border-top:1px solid var(--v4-ke)}@media (max-width:900px){.kck-dau-logo{display:inline-block}.kck-chat{min-height:calc(100svh - 56px);padding-top:var(--v4-k3)}}.kck .ka-than h1{max-width:28ch;text-transform:none!important;letter-spacing:-.01em!important;font-size:clamp(1.75rem,1.1rem + 1.6vw,2.5rem)!important;line-height:1.15!important}@media (max-width:600px){.kck .ka-than h1{font-size:clamp(1.625rem,6.4vw,2rem)!important}}.kck .ka-than h2{text-transform:none!important;font-size:clamp(1.375rem,.9rem + 1vw,1.75rem)!important;line-height:1.2!important}@media (max-width:600px){.kck .ka-than h2{font-size:clamp(1.25rem,5vw,1.5rem)!important}}.kck [data-kck-an]{display:none!important}.kck .kck-tab-cho{z-index:5;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#ffffffeb;border-bottom:1px solid #00000014;position:sticky;top:0}.kck .kck-tab{scrollbar-width:none;gap:4px;max-width:1200px;margin:0 auto;padding:10px clamp(16px,4vw,48px);display:flex;overflow-x:auto}.kck .kck-tab::-webkit-scrollbar{display:none}.kck .kck-tab-cho{top:56px}.kck .kck-tab [role=tab]{text-overflow:ellipsis;white-space:nowrap;max-width:22ch;font:inherit;color:var(--v4-than-nhat,#5b5650);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:999px;flex:none;padding:7px 14px;font-size:.9rem;font-weight:600;overflow:hidden}.kck .kck-tab [role=tab]:hover{background:#0000000a}.kck .kck-tab [role=tab][aria-selected=true]{color:var(--v4-than,#1d1a17);background:#fff;border-color:#00000024;box-shadow:0 1px 2px #0000000f}.kck .kck-tab [role=tab]:focus-visible{outline:2px solid var(--v4-cam,#f26b1d);outline-offset:2px}.kck .kck-truot{overscroll-behavior-x:contain;scroll-snap-type:x mandatory;scrollbar-width:thin;padding-bottom:10px;overflow-x:auto;flex-wrap:nowrap!important;grid-template-columns:none!important;gap:16px!important;display:flex!important}.kck .kck-truot>*{scroll-snap-align:start;flex:0 0 min(82%,340px)!important;width:auto!important;max-width:none!important}@media (max-width:600px){.kck .v4-hoi-dap-ds{gap:8px}.kck .v4-hoi-dap-ds summary,.kck .v4-trang .help-layout summary{gap:12px;padding:14px 16px;font-size:1rem}.kck .v4-hoi-dap-ds details p,.kck .v4-trang .help-layout details p{padding:0 16px 14px}}