/* Loc anh trung (05/11/2026). Cung bo mau voi /anh-the/, tu chua. */
:root{--la-blue:#0b5cad;--la-ink:#1d2433;--la-mute:#5d6576;--la-line:#dfe4ec;--la-bg:#f4f7fb;--la-card:#fff;--la-ok:#0f8a5f;--la-warn:#b26a00;--la-bad:#c62828}
*{box-sizing:border-box}
[hidden]{display:none!important}
body{margin:0;background:var(--la-bg);color:var(--la-ink);font:16px/1.55 -apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--la-blue)}
code{background:#eef2f7;border-radius:5px;padding:1px 5px;font-size:.92em}
.la-wrap{max-width:1040px;margin:0 auto;padding:0 16px}
.la-top{background:#fff;border-bottom:1px solid var(--la-line)}
.la-top-in{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:56px;flex-wrap:wrap}
.la-logo img{display:block}
.la-nav{display:flex;gap:4px;flex-wrap:wrap}
.la-nav a{color:var(--la-ink);text-decoration:none;padding:6px 10px;border-radius:8px;font-size:15px}
.la-nav a:hover{background:#e8f1fc;color:var(--la-blue)}
.la-crumb{font-size:14px;color:var(--la-mute);margin:14px 0 6px}
.la-crumb a{color:var(--la-mute)}
h1{font-size:30px;line-height:1.25;margin:8px 0 6px;color:var(--la-blue)}
.la-sub{margin:0 0 12px;color:var(--la-mute)}
.la-answer{background:#fff;border:1px solid var(--la-line);border-left:5px solid var(--la-blue);border-radius:12px;padding:2px 14px;margin:10px 0 16px}
.la-card{background:var(--la-card);border:1px solid var(--la-line);border-radius:14px;padding:16px;margin:16px 0}
.la-card h2{font-size:21px;margin:0 0 12px}
.la-body h2{margin-top:18px}
.la-body h2:first-child{margin-top:0}
.la-card h3{font-size:17px;margin:16px 0 6px}
.la-note{font-size:13px;color:var(--la-mute);margin:10px 0 0}
.la-note:empty{display:none}
.la-hint{font-size:13px;color:var(--la-mute)}
.la-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:var(--la-blue);color:#fff;border:0;border-radius:999px;padding:10px 20px;font-weight:600;font-size:16px;text-decoration:none;cursor:pointer;min-height:44px;position:relative}
.la-btn:hover{background:#094a8c;color:#fff}
.la-btn.ghost{background:#fff;color:var(--la-blue);border:1px solid var(--la-blue)}
.la-btn.ghost:hover{background:#eef5fd}
.la-btn:disabled{opacity:.5;cursor:not-allowed}
.la-btn input[type=file]{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden}
.la-big{font-size:18px;padding:12px 28px}
.la-link{background:none;border:0;color:var(--la-blue);text-decoration:underline;cursor:pointer;font-size:15px;padding:6px 0;min-height:36px}
.la-f{display:flex;flex-direction:column;gap:4px;font-size:14px;color:var(--la-mute)}
.la-f select{padding:9px 10px;border:1px solid #c7cfdb;border-radius:10px;font-size:16px;background:#fff;color:var(--la-ink);min-height:44px}
.la-f input[type=range]{width:200px;accent-color:var(--la-blue)}
.la-chk{display:flex;align-items:flex-start;gap:8px;font-size:14px;cursor:pointer;min-height:32px;line-height:1.4}
.la-chk input{width:18px;height:18px;flex:0 0 auto;margin:1px 0 0}
.la-chk:has(input:disabled){opacity:.5;cursor:default}
/* chon anh */
.la-drop{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;border:2px dashed #9cc2f5;border-radius:14px;background:#f6faff;padding:24px 16px}
.la-drop.over{background:#eaf3ff;border-color:var(--la-blue)}
.la-drop-alt{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.la-drop-txt{font-size:14px;color:var(--la-mute);max-width:620px;margin:0}
.la-drop.small{flex-direction:row;flex-wrap:wrap;justify-content:center;padding:10px}
.la-drop.small .la-drop-txt{display:none}
.la-drop.small .la-big{font-size:15px;padding:8px 16px;min-height:40px}
.la-drop.small .la-btn{min-height:40px;padding:8px 14px;font-size:15px}
.la-status{margin:10px 0 0;font-size:15px}
.la-status:empty{display:none}
.la-status.bad{color:var(--la-bad);font-weight:600}
.la-status.warn{color:var(--la-warn)}
.la-status.ok{color:var(--la-ok)}
.la-prog{display:flex;align-items:center;gap:10px;margin:12px 0 0;flex-wrap:wrap}
.la-prog[hidden]{display:none}
.la-bar{flex:1 1 220px;height:10px;background:#e3eaf3;border-radius:99px;overflow:hidden}
.la-bar i{display:block;height:100%;width:0;background:var(--la-blue);transition:width .2s}
#la-prog-txt{font-size:14px;color:var(--la-mute)}
/* ket qua */
.la-res[hidden]{display:none}
.la-sum{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:8px;margin:14px 0}
.la-sum div{background:#f3f7fc;border-radius:12px;padding:10px 12px}
.la-sum b{display:block;font-size:22px;line-height:1.2;color:var(--la-ink)}
.la-sum span{font-size:13px;color:var(--la-mute)}
.la-sum .drop b{color:var(--la-bad)}
.la-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:12px;margin:0 0 12px}
.la-step{border:1px solid var(--la-line);border-radius:12px;padding:12px 14px;display:flex;flex-direction:column;gap:8px;align-items:flex-start}
.la-step.hl{border-color:var(--la-blue);box-shadow:0 0 0 2px #cfe2f8}
.la-step h3{margin:0;font-size:17px}
.la-step p{margin:0;font-size:14px;color:var(--la-mute)}
.la-st{font-size:14px}
.la-st:empty{display:none}
.la-st.bad{color:var(--la-bad);font-weight:600}
.la-st.ok{color:var(--la-ok)}
.la-face-opt{display:flex;align-items:flex-end;gap:10px;flex-wrap:wrap}
.la-face-opt[hidden]{display:none}
.la-opts{border:1px solid var(--la-line);border-radius:12px;padding:8px 14px;margin:0 0 12px}
.la-opts summary{cursor:pointer;font-weight:600;font-size:15px;min-height:32px;display:flex;align-items:center}
.la-opts-in{display:flex;flex-wrap:wrap;gap:6px 20px;padding:8px 0 4px;align-items:flex-start}
.la-opts-in .la-f{flex:1 1 100%}
.la-opts-in .la-f select{max-width:260px}
.la-tabs{display:flex;gap:6px;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:4px;margin-top:4px}
.la-tabs button{flex:0 0 auto;border:1px solid var(--la-line);background:#fff;border-radius:999px;padding:7px 14px;font-size:14px;cursor:pointer;color:var(--la-ink);min-height:38px}
.la-tabs button[aria-selected=true]{background:var(--la-blue);border-color:var(--la-blue);color:#fff;font-weight:600}
.la-tabs button i{font-style:normal;opacity:.75;margin-left:4px}
#la-tab-hint{margin:6px 0 10px}
.la-grid{display:flex;flex-direction:column;gap:12px}
.la-grp{border:1px solid var(--la-line);border-radius:12px;padding:10px}
.la-grp h4{margin:0 0 8px;font-size:14px;font-weight:600;color:var(--la-mute)}
.la-ths{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px}
.la-th{position:relative;display:block;padding:0;border:3px solid var(--la-ok);border-radius:10px;overflow:hidden;background:#eef1f5;cursor:pointer;text-align:left;font:inherit;color:inherit}
.la-th img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;background:#dfe5ee}
.la-th.drop{border-color:#e57373}
.la-th.drop img{opacity:.55;filter:grayscale(.5)}
.la-th .la-k{position:absolute;top:6px;left:6px;background:var(--la-ok);color:#fff;font-size:12px;font-weight:700;border-radius:99px;padding:2px 9px}
.la-th.drop .la-k{background:var(--la-bad)}
.la-th .la-sc{position:absolute;top:6px;right:6px;background:rgba(0,0,0,.72);color:#ffd54f;font-size:13px;font-weight:700;border-radius:99px;padding:2px 8px}
.la-th .la-sc.top{background:#ffd54f;color:#3b2a00}
.la-th .la-cap{display:block;padding:5px 7px;font-size:12px;line-height:1.35;background:#fff;color:var(--la-mute);min-height:44px}
.la-th .la-cap b{color:var(--la-ink);font-weight:600}
.la-th .la-cap em{font-style:normal;color:var(--la-bad)}
.la-th .la-cap q{display:block;color:var(--la-ink);quotes:none}
.la-th:focus-visible{outline:3px solid #ffb300;outline-offset:2px}
.la-more{align-self:center}
.la-empty{color:var(--la-mute);font-size:15px;padding:12px 0}
.la-eyes{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px}
.la-eye{border:1px solid var(--la-line);border-radius:12px;padding:10px}
.la-eye p{margin:8px 0 4px;font-size:14px;color:var(--la-mute)}
.la-eye p b{color:var(--la-ink)}
.la-ba{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.la-ba.one{grid-template-columns:1fr}
.la-ba figure{margin:0;position:relative}
.la-ba img{display:block;width:100%;border-radius:8px;background:#dfe5ee}
.la-ba.one img{aspect-ratio:4/3;object-fit:cover}
.la-ba figcaption{position:absolute;left:6px;top:6px;background:rgba(0,0,0,.65);color:#fff;font-size:12px;font-weight:600;border-radius:99px;padding:1px 8px}
.la-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.la-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:16px;padding-top:14px;border-top:1px solid var(--la-line);background:#fff;padding-bottom:10px}
@media (min-width:641px){.la-actions{position:sticky;bottom:0;z-index:2}}
/* bang, danh sach */
.la-li,.la-steps-l{margin:6px 0;padding-left:22px}
.la-li li,.la-steps-l li{margin:5px 0}
.la-types{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px;margin:0;padding:0;list-style:none}
.la-types a{display:block;border:1px solid var(--la-line);border-radius:12px;padding:10px 12px;text-decoration:none;color:var(--la-ink);background:#fff;height:100%}
.la-types a:hover{border-color:var(--la-blue)}
.la-types b{display:block;color:var(--la-blue);font-size:15px}
.la-types span{font-size:13px;color:var(--la-mute)}
.la-types a.cur{border-color:var(--la-blue);background:#eef5fd}
.la-faq details{border-bottom:1px solid var(--la-line);padding:10px 0}
.la-faq summary{cursor:pointer;font-weight:600}
.la-faq p{margin:8px 0 0}
.la-ad{margin:16px 0;min-height:100px}
.la-foot{margin-top:30px;padding:20px 0;border-top:1px solid var(--la-line);font-size:13px;color:var(--la-mute)}
@media (max-width:640px){
  h1{font-size:24px}
  .la-ths{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}
  .la-th .la-cap{font-size:11.5px}
  .la-actions .la-btn{flex:1 1 100%;min-height:42px;padding:8px 14px;font-size:15px}
  .la-sum b{font-size:19px}
  .la-card{padding:14px 12px}
  .la-f input[type=range]{width:100%}
}