.hagv{--b:#6D4AFF;--bs:#5A3AE6;--ink:#1E1B2E;--soft:#4B4766;--mut:#6B6684;--line:#E7E2FA;--tint:#EFEBFF;--bg:#FAF8FF;color:var(--ink);display:flex;flex-wrap:wrap;gap:20px;align-items:flex-start;font-size:15px;line-height:1.5}
.hagv *{box-sizing:border-box}
.hagv-form{flex:1 1 340px;max-width:460px;background:#fff;border:1.5px solid var(--line);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:16px}
.hagv-lb{font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:space-between;gap:8px;margin:0 0 6px}
.hagv-lb small{font-weight:500;color:var(--mut);font-size:12px}
.hagv select,.hagv input[type=text],.hagv textarea{width:100%;min-height:44px;border:1.5px solid #D9D2F5;border-radius:10px;padding:8px 12px;font:inherit;background:#fff;color:var(--ink)}
.hagv select:focus,.hagv input:focus,.hagv textarea:focus{outline:2px solid var(--b);outline-offset:1px}
.hagv-row{display:flex;gap:10px}.hagv-row>div{flex:1 1 0;min-width:0}
/* Ô chọn bài: danh sách mở bên dưới, chữ xuống dòng, không che chữ */
.hagv-combo{position:relative}
.hagv-list{display:none;margin-top:6px;border:1.5px solid var(--line);border-radius:12px;max-height:300px;overflow-y:auto;background:#fff}
.hagv-combo.open .hagv-list{display:block}
.hagv-list .ch{position:sticky;top:0;background:var(--bg);font-size:12px;font-weight:800;letter-spacing:.02em;color:var(--bs);padding:8px 12px;border-bottom:1px solid var(--line);text-transform:uppercase}
.hagv-list button{display:block;width:100%;text-align:left;white-space:normal;border:0;border-bottom:1px solid #F3F0FC;background:#fff;padding:10px 12px;font:inherit;font-size:14px;color:var(--ink);cursor:pointer;min-height:40px}
.hagv-list button:hover,.hagv-list button:focus{background:var(--tint)}
.hagv-list .none{padding:12px;color:var(--mut);font-size:13px}
/* Yêu cầu cần đạt: ô đánh dấu, chữ xuống dòng */
.hagv-yc{border:1.5px solid var(--line);border-radius:12px;background:var(--bg);padding:12px}
.hagv-yc .src{font-size:12px;color:var(--mut);margin:0 0 8px}
.hagv-yc label{display:flex;gap:10px;align-items:flex-start;font-size:14px;line-height:1.5;padding:6px 0;cursor:pointer}
.hagv-yc input{width:18px;height:18px;margin:2px 0 0;flex:0 0 auto;accent-color:var(--b)}
.hagv-link{background:none;border:0;padding:0;font:inherit;font-size:13px;font-weight:700;color:var(--bs);cursor:pointer;text-decoration:underline}
.hagv-pick{display:none;margin-top:8px}.hagv-pick.open{display:block}
.hagv-seg{display:flex;gap:8px;flex-wrap:wrap}.hagv-seg button{flex:1 1 0;min-height:42px;padding:0 10px;border-radius:999px;border:1.5px solid var(--line);background:#fff;font:inherit;font-weight:700;font-size:13px;cursor:pointer;color:var(--ink)}
.hagv-seg button[aria-pressed=true]{border-color:var(--b);background:var(--tint);color:var(--bs)}
.hagv-chips{display:flex;flex-wrap:wrap;gap:8px}.hagv-chips button{border:1.5px solid var(--line);background:#fff;border-radius:999px;padding:8px 12px;font:inherit;font-size:13px;cursor:pointer;color:var(--ink)}
.hagv-chips button[aria-pressed=true]{border-color:var(--b);background:var(--tint);color:var(--bs);font-weight:700}
.hagv-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:0 22px;border-radius:999px;border:0;background:var(--b);color:#fff!important;font:inherit;font-weight:700;font-size:16px;cursor:pointer;text-decoration:none}
.hagv-btn[disabled]{opacity:.6;cursor:wait}
.hagv-out{flex:999 1 420px;min-width:0;background:#fff;border:1.5px solid var(--line);border-radius:16px;min-height:560px;display:flex;flex-direction:column}
.hagv-bar{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;padding:12px 18px;border-bottom:1.5px solid var(--line)}
.hagv-pts{font-size:13px;font-weight:700;color:var(--bs);background:var(--tint);padding:6px 12px;border-radius:999px}
.hagv-doc{padding:20px 24px;line-height:1.7;overflow-wrap:anywhere}
.hagv-doc h1,.hagv-doc h2,.hagv-doc h3{font-size:17px;margin:14px 0 6px}.hagv-doc h1{text-align:center;font-size:19px}
.hagv-doc p{margin:0 0 6px}.hagv-doc ul{margin:0 0 6px 20px;padding:0}
.hagv-doc .tw{overflow-x:auto}.hagv-doc table{border-collapse:collapse;width:100%;margin:8px 0;font-size:14px}.hagv-doc td,.hagv-doc th{border:1px solid #cfc8ea;padding:6px 8px;vertical-align:top}
.hagv-empty{margin:auto;text-align:center;color:var(--mut);padding:40px 20px}
.hagv-wait{margin:auto;width:100%;max-width:460px;padding:36px 20px;text-align:center}
.hagv-mark{width:76px;height:76px;margin:0 auto 14px;display:block;overflow:visible}
.hagv-mark .box{animation:hagvBob 1.6s ease-in-out infinite;transform-origin:32px 40px}
.hagv-mark .spark{animation:hagvSpark 1.6s ease-in-out infinite;transform-origin:32px 17px}
.hagv-mark .glow{animation:hagvGlow 1.6s ease-in-out infinite;transform-origin:32px 32px}
@keyframes hagvBob{0%,100%{transform:translateY(0)}50%{transform:translateY(2px)}}
@keyframes hagvSpark{0%{transform:translateY(4px) scale(.7) rotate(0);opacity:.5}50%{transform:translateY(-5px) scale(1.12) rotate(45deg);opacity:1}100%{transform:translateY(4px) scale(.7) rotate(90deg);opacity:.5}}
@keyframes hagvGlow{0%,100%{transform:scale(1);opacity:.35}50%{transform:scale(1.18);opacity:0}}
.hagv-wait h3{margin:0 0 4px;font-size:18px;line-height:1.35}
.hagv-wait .sub{margin:0;color:var(--mut);font-size:13px}
.hagv-prog{display:flex;align-items:center;gap:12px;margin:18px 0 6px}
.hagv-track{position:relative;flex:1;height:12px;background:var(--tint);border-radius:999px;overflow:hidden}
.hagv-fill{position:absolute;inset:0 auto 0 0;width:2%;background:var(--b);border-radius:999px;transition:width .9s ease-out;overflow:hidden}
.hagv-fill:after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(-45deg,rgba(255,255,255,.22) 0 8px,transparent 8px 16px);animation:hagvStripe 1s linear infinite}
.hagv-fill:before{content:"";position:absolute;right:2px;top:50%;width:8px;height:8px;margin-top:-4px;border-radius:50%;background:#FFC83D;box-shadow:0 0 0 3px rgba(255,200,61,.35)}
@keyframes hagvStripe{to{background-position:22.6px 0}}
.hagv-pct{font-weight:800;font-size:14px;color:var(--bs);min-width:42px;text-align:right;font-variant-numeric:tabular-nums}
.hagv-time{display:flex;justify-content:space-between;font-size:12px;color:var(--mut);font-variant-numeric:tabular-nums}
.hagv-steps{list-style:none;margin:18px 0 0;padding:0;text-align:left;border:1.5px solid var(--line);border-radius:14px;overflow:hidden}
.hagv-steps li{display:flex;align-items:center;gap:12px;padding:10px 14px;font-size:14px;color:var(--mut);border-bottom:1px solid #F3F0FC;transition:background .3s}
.hagv-steps li:last-child{border-bottom:0}
.hagv-steps .ic{flex:0 0 22px;height:22px;border-radius:50%;border:2px solid #D9D2F5;display:flex;align-items:center;justify-content:center}
.hagv-steps li.now{color:var(--ink);font-weight:700;background:var(--bg)}
.hagv-steps li.now .ic{border-color:var(--b);border-top-color:transparent;animation:hagvSpin .8s linear infinite}
.hagv-steps li.done{color:var(--soft)}
.hagv-steps li.done .ic{border-color:#14B8A6;background:#14B8A6}
.hagv-steps li.done .ic:after{content:"";width:6px;height:10px;border:solid #fff;border-width:0 2px 2px 0;transform:translateY(-1px) rotate(45deg)}
@keyframes hagvSpin{to{transform:rotate(360deg)}}
.hagv-tip{margin:14px 0 0;font-size:13px;color:var(--soft);min-height:40px;transition:opacity .4s}
.hagv-tip b{color:var(--bs)}
@media (prefers-reduced-motion:reduce){.hagv-mark *,.hagv-fill:after,.hagv-steps li.now .ic{animation:none!important}}
.hagv-foot{margin-top:auto;padding:12px 18px;border-top:1.5px solid var(--line);background:var(--bg);font-size:13px;color:var(--mut);border-radius:0 0 16px 16px}
.hagv-err{color:#B4372A;font-weight:700}

.hagv-btn.sm{min-height:42px;font-size:15px}
.hagv-btn.sec{background:#fff;color:var(--ink)!important;border:1.5px solid var(--line)}
/* Ra đề: chọn nhiều bài */
.hagv-scope{border:1.5px solid var(--line);border-radius:12px;max-height:320px;overflow-y:auto;background:#fff}
.hagv-scope .ch{position:sticky;top:0;z-index:1;display:flex;justify-content:space-between;align-items:center;gap:8px;background:var(--bg);font-size:12px;font-weight:800;color:var(--bs);padding:8px 12px;border-bottom:1px solid var(--line);text-transform:uppercase}
.hagv-scope .ch button{background:none;border:0;font:inherit;font-size:11px;font-weight:700;color:var(--bs);cursor:pointer;text-decoration:underline;text-transform:none}
.hagv-scope label{display:flex;gap:10px;align-items:flex-start;padding:8px 12px;border-bottom:1px solid #F3F0FC;font-size:14px;cursor:pointer}
.hagv-scope input{width:18px;height:18px;margin:2px 0 0;flex:0 0 auto;accent-color:var(--b)}
.hagv-sum{font-size:13px;color:var(--soft);margin:8px 0 0}
.hagv-sum b{color:var(--bs)}

.hagv-cancel{margin-top:16px;min-height:42px;padding:0 18px;border-radius:999px;border:1.5px solid #E7E2FA;background:#fff;color:#B4372A;font:inherit;font-weight:700;font-size:14px;cursor:pointer}
.hagv-cancel:disabled{opacity:.6;cursor:wait}
.hagv-note{margin:8px 0 0;font-size:12px;color:var(--mut)}
#hagv-top{position:fixed;left:16px;bottom:20px;z-index:9998;width:48px;height:48px;border-radius:50%;border:0;background:#6D4AFF;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px -8px rgba(45,30,120,.6);cursor:pointer;opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity .25s,transform .25s}
#hagv-top.show{opacity:1;transform:none;pointer-events:auto}
#hagv-top:focus-visible{outline:3px solid #FFC83D;outline-offset:2px}
.hagv-gv{border:1.5px solid var(--line);border-radius:12px;background:var(--bg);padding:10px 12px}
.hagv-gv summary{cursor:pointer;font-weight:700;font-size:14px;display:flex;justify-content:space-between;gap:8px;align-items:center}
.hagv-gv summary small{font-weight:500;color:var(--mut);font-size:12px;text-align:right}
.hagv-gv-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:10px}
@media (max-width:420px){.hagv-gv-grid{grid-template-columns:1fr}}

/* Tài liệu của tôi */
.hagv-lib{color:var(--ink,#1E1B2E);--b:#6D4AFF;--bs:#5A3AE6;--ink:#1E1B2E;--soft:#4B4766;--mut:#6B6684;--line:#E7E2FA;--tint:#EFEBFF;--bg:#FAF8FF;font-size:15px;line-height:1.5}
.hagv-lib *{box-sizing:border-box}
.hagv-lib-top{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.hagv-lib input[type=search]{min-height:44px;border:1.5px solid #D9D2F5;border-radius:10px;padding:8px 12px;font:inherit}
.hagv-lib-list{display:flex;flex-direction:column;gap:12px;margin-top:8px}
.hagv-card{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-start;background:#fff;border:1.5px solid var(--line);border-radius:16px;padding:16px}
.hagv-card .ic{flex:0 0 44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#1E1B2E;background:#FF6B57}
.hagv-card .ic.gem2{background:#14B8A6}
.hagv-card .tx{flex:1 1 260px;min-width:0}
.hagv-card .ty{font-size:12px;font-weight:700;letter-spacing:.03em;text-transform:uppercase;color:var(--bs)}
.hagv-card h3{margin:2px 0 2px;font-size:17px;line-height:1.35}
.hagv-card p{margin:0;font-size:14px;color:var(--soft)}
.hagv-card time{font-size:12px;color:var(--mut)}
.hagv-card .ac{display:flex;flex-wrap:wrap;gap:8px;align-items:center;flex:1 1 100%}
@media (min-width:760px){.hagv-card .ac{flex:0 0 auto;justify-content:flex-end;max-width:360px}}
.hagv-card .del{color:#B4372A;font-size:13px}
.hagv-lib-more{text-align:center;margin-top:12px}
.hagv-viewer{margin-top:12px}
.hagv-link{background:none;border:0;padding:0;font:inherit;font-size:14px;font-weight:700;color:var(--bs,#5A3AE6);cursor:pointer;text-decoration:underline}
/* Xem trước bài trình chiếu */
.hagv-slides{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.hagv-slide{position:relative;aspect-ratio:16/9;border:1.5px solid var(--line);border-radius:12px;padding:14px 16px;background:#fff;overflow:auto;font-size:13px;line-height:1.45}
.hagv-slide .no{position:absolute;right:10px;bottom:6px;font-size:11px;color:var(--mut)}
.hagv-slide h4{margin:0 0 8px;font-size:15px;color:#3B22B8;line-height:1.3}
.hagv-slide ul{margin:0;padding-left:18px}.hagv-slide .two{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.hagv-slide.title{background:var(--b);color:#fff;border-color:var(--b);display:flex;flex-direction:column;justify-content:center;text-align:center}
.hagv-slide.title h4{color:#fff;font-size:17px}.hagv-slide.title .st,.hagv-slide.title .no{color:#EDE8FF}
.hagv-slide.section{background:var(--tint);display:flex;flex-direction:column;justify-content:center;border-left:6px solid var(--b)}
.hagv-slide .st{color:var(--mut);margin:4px 0 0}.hagv-slide .img{color:var(--mut);font-style:italic;margin:6px 0 0}
.hagv-slide details{margin-top:6px;font-size:12px;color:var(--soft)}.hagv-slide summary{cursor:pointer;color:var(--bs);font-weight:700}
/* Xem trước trò chơi */
.hagv-gameprev h3{margin:0 0 4px}.hagv-gameprev ol{padding-left:22px;margin:14px 0 0}.hagv-gameprev li{margin:6px 0}.hagv-gameprev small{color:var(--mut)}
.hagv input[type=number]{width:100%;min-height:44px;border:1.5px solid #D9D2F5;border-radius:10px;padding:8px 12px;font:inherit}
/* Giao bài tập */
.hagv-asg{--b:#6D4AFF;--bs:#5A3AE6;--ink:#1E1B2E;--mut:#6B6684;--line:#E7E2FA;--tint:#EFEBFF;--bg:#FAF8FF;color:var(--ink);font-size:15px;line-height:1.5}
.hagv-asg *{box-sizing:border-box}
.hagv-asg-tabs{margin:0 0 18px;flex-wrap:wrap}
.hagv-asg input[type=text],.hagv-asg input[type=number],.hagv-asg input[type=date],.hagv-asg input[type=datetime-local],.hagv-asg select,.hagv-asg textarea{width:100%;min-height:42px;border:1.5px solid #D9D2F5;border-radius:10px;padding:7px 10px;font:inherit;background:#fff;color:var(--ink)}
.hagv-ae,.hagv-share,.hagv-card2{background:#fff;border:1.5px solid var(--line);border-radius:16px;padding:18px;margin:18px 0}
.hagv-ae h3,.hagv-share h3{margin:0 0 12px;font-size:19px}
.hagv-ae-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px 14px}
.hagv-ck{display:flex;gap:8px;align-items:center;font-weight:600;min-height:42px}.hagv-ck input{width:18px;height:18px}
.hagv-ae-sum{background:var(--bg);border-radius:12px;padding:10px 14px;margin:16px 0}
.hagv-aq{border:1.5px solid var(--line);border-radius:14px;padding:14px;margin:0 0 12px;background:#fff}
.hagv-aq-h{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between;margin-bottom:8px}
.hagv-aq-h>span{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.hagv-aq-h label{display:flex;gap:6px;align-items:center;font-size:13px;color:var(--mut)}
.hagv-aq-h input,.hagv-aq-h select{width:auto!important;min-width:64px;min-height:34px!important;padding:4px 8px!important}
.hagv-aq-ops{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}
@media(max-width:640px){.hagv-aq-ops{grid-template-columns:1fr}}
.hagv-aq-ops label{display:flex;gap:8px;align-items:center;border:1.5px solid var(--line);border-radius:10px;padding:4px 8px}
.hagv-aq-ops label.on{border-color:#1F9D74;background:#EFFAF5}
.hagv-aq-ops input[type=radio]{width:18px;height:18px;flex:0 0 auto}
.hagv-aq-ops input[type=text]{border:0!important;min-height:36px!important}
.hagv-aq-tf div{display:flex;gap:8px;align-items:center;margin-top:8px;flex-wrap:wrap}
.hagv-aq-tf input[type=text]{flex:1 1 260px;width:auto!important}
.hagv-aq-tf .hagv-seg button{min-height:36px;padding:4px 12px}
.hagv-aq details{margin-top:8px}.hagv-aq summary{cursor:pointer;color:var(--bs);font-weight:600;font-size:13px}
.hagv-aq-more{display:grid;gap:8px;margin-top:8px}.hagv-aq-more label{font-size:13px;color:var(--mut)}
.hagv-ae-add{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:8px 0 16px}
.hagv-ae-go{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.hagv-ae-go .hagv-btn{flex:0 0 auto}
.hagv-share-in{display:flex;gap:20px;flex-wrap:wrap;align-items:flex-start}
.hagv-share .qr{width:190px;flex:0 0 190px;border:1.5px solid var(--line);border-radius:12px;padding:6px;background:#fff}.hagv-share .qr svg{display:block;width:100%;height:auto}
.hagv-share-in>div:last-child{flex:1 1 280px;min-width:0}
.hagv-copy{display:flex;gap:8px}.hagv-copy input{flex:1 1 auto;min-width:0}
.hagv-share .code{font-size:20px;letter-spacing:.12em;color:var(--bs)}
.hagv-qrfull{position:fixed;inset:0;z-index:100000;background:rgba(20,14,50,.86);display:flex;align-items:center;justify-content:center;padding:20px}
.hagv-qrfull>div{background:#fff;border-radius:20px;padding:24px;text-align:center;width:min(560px,92vw)}.hagv-qrfull svg{width:100%;height:auto}.hagv-qrfull p{word-break:break-all;font-size:15px}
.hagv-alist{display:flex;flex-direction:column;gap:12px}
.hagv-acard{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;background:#fff;border:1.5px solid var(--line);border-radius:14px;padding:14px 16px}
.hagv-acard h3{margin:4px 0;font-size:17px}.hagv-acard p{margin:2px 0;font-size:14px}
.hagv-acard .ac{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.hagv-acard .st{display:inline-block;font-size:12px;font-weight:700;border-radius:999px;padding:2px 10px;background:#EFFAF5;color:#16775A}.hagv-acard .st.wait{background:#FFF6E0;color:#8A5A00}.hagv-acard .st.closed{background:#F1F0F4;color:#555}
.hagv-tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin:14px 0}
.hagv-tile{background:#fff;border:1.5px solid var(--line);border-radius:14px;padding:12px 14px}.hagv-tile b{display:block;font-size:24px;color:var(--bs)}.hagv-tile span{font-size:13px;color:var(--mut)}
.hagv-card2 h4{margin:0 0 10px;font-size:16px}
.hagv-tbl{overflow-x:auto}.hagv-tbl table{border-collapse:collapse;width:100%;font-size:14px}.hagv-tbl th,.hagv-tbl td{border-bottom:1px solid #EFEBFA;padding:7px 8px;text-align:left;vertical-align:top}.hagv-tbl th{background:var(--bg);font-size:13px;white-space:nowrap}
.hagv-meter{display:inline-block;width:110px;height:9px;background:#F1EEFB;border-radius:999px;overflow:hidden;vertical-align:middle}.hagv-meter i{display:block;height:100%;border-radius:999px}
.hagv-bars>div{display:grid;grid-template-columns:90px 1fr 60px;gap:8px;align-items:center;margin:5px 0;font-size:13px}.hagv-bars i{display:block;height:14px;border-radius:6px;min-width:2px}
.hagv-sq{border-top:1px solid var(--line);padding:12px 0}
.hagv-sq-ops{margin:6px 0;padding-left:18px}.hagv-sq-ops li.ok{color:#16775A;font-weight:600}.hagv-sq-ops li.no{color:#B4372A}
.hagv-essay{background:var(--bg);border-radius:10px;padding:10px 12px;margin:6px 0;white-space:normal}
.hagv-grade{display:grid;grid-template-columns:160px 1fr;gap:10px;margin-top:8px}@media(max-width:600px){.hagv-grade{grid-template-columns:1fr}}
.hagv-grade label{font-size:13px;color:var(--mut)}
.hagv-rf{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end;background:#fff;border:1.5px solid var(--line);border-radius:14px;padding:14px}
.hagv-rf label{display:flex;flex-direction:column;gap:4px;font-size:13px;font-weight:700;flex:1 1 160px}
.hagv-lv>div{display:grid;grid-template-columns:90px 1fr;gap:8px;align-items:center;margin:6px 0}
.hagv-rt td.sc{text-align:center;font-variant-numeric:tabular-nums}.hagv-rt td.lo{background:#FDECEA;color:#9A2A20}.hagv-rt td.hi{background:#EFFAF5;color:#16775A}.hagv-rt td.miss{color:#B9B4CC}.hagv-rt td.pend{color:#8A5A00;font-size:12px}
.hagv-rt .up{color:#16775A;font-weight:700}.hagv-rt .down{color:#B4372A;font-weight:700}.hagv-rt .spark{vertical-align:middle;margin-left:6px}
.hagv-rhead h3{margin:8px 0 4px}
.hagv-clsck{display:flex;flex-wrap:wrap;gap:4px 18px}
.hagv-flag{display:inline-block;background:#FFF1E0;color:#8A4B00;border-radius:6px;padding:1px 6px;font-size:12px;font-weight:600}
.hagv-asg .code{letter-spacing:.1em;color:var(--bs)}
/* Sổ điểm lớp */
.hagv-sd{--b:#6D4AFF;--bs:#5A3AE6;--ink:#1E1B2E;--mut:#6B6684;--line:#E7E2FA;--tint:#EFEBFF;--bg:#FAF8FF;color:var(--ink);font-size:15px;line-height:1.5}
.hagv-sd *{box-sizing:border-box}
.hagv-sd input[type=text],.hagv-sd input[type=number],.hagv-sd select,.hagv-sd textarea{min-height:38px;border:1.5px solid #D9D2F5;border-radius:8px;padding:5px 8px;font:inherit;background:#fff;color:var(--ink)}
.hagv-sd .hagv-ae-grid input,.hagv-sd .hagv-ae-grid select{width:100%}
.hagv-sd-head h3{margin:4px 0}
.hagv-grid td,.hagv-grid th{padding:4px 5px!important;text-align:center}
.hagv-grid td.nm,.hagv-sumt td.nm{text-align:left;white-space:nowrap}
.hagv-grid input{width:58px;min-height:34px!important;text-align:center;padding:3px!important}
.hagv-grid input.dirty{background:#FFFBE6}.hagv-grid input.bad{border-color:#D2453B;background:#FDECEA}
.hagv-grid td.avg,.hagv-grid td.cn{font-weight:800;min-width:58px}
.hagv-sumt td.sc,.hagv-sumt th{text-align:center;white-space:nowrap}
.hagv-sd .sc.hi,.hagv-sd td.hi{background:#EFFAF5;color:#16775A}.hagv-sd .lo{background:#FDECEA;color:#9A2A20}.hagv-sd .vlo{background:#F6C9C4;color:#7A1A12;font-weight:800}
.hagv-sumt td.lv{font-weight:700;white-space:nowrap}.hagv-sumt td.l4{color:#16775A}.hagv-sumt td.l3{color:#5A3AE6}.hagv-sumt td.l2{color:#8A5A00}.hagv-sumt td.l1{color:#B4372A}
.hagv-sd .up{color:#16775A;font-weight:700}.hagv-sd .down{color:#B4372A;font-weight:700}
.hagv-cmp .lg{display:flex;gap:16px;font-size:13px;color:var(--mut);margin-bottom:8px}.hagv-cmp .lg i{display:inline-block;width:12px;height:12px;border-radius:3px;margin-right:4px;vertical-align:-1px}
.hagv-cmp .row{display:grid;grid-template-columns:80px 1fr 90px;gap:8px;align-items:center;margin:4px 0}
.hagv-cmp .b{display:flex;flex-direction:column;gap:2px}.hagv-cmp .b i{display:block;height:9px;border-radius:4px}.hagv-cmp .b i.none{height:9px;background:repeating-linear-gradient(90deg,#eee 0 6px,#fff 6px 10px)}
.hagv-cmp .v{font-weight:800;text-align:right;border-radius:6px;padding:0 4px}
.hagv-two{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-width:640px){.hagv-two{grid-template-columns:1fr}}
.hagv-care>li{margin:8px 0}.hagv-care ul{margin:4px 0;color:var(--soft,#4B4766);font-size:14px}
.hagv-grid tr.mien td{background:#F4F2F8;color:#9A95B0}
.hagv-sd textarea.ai{background:#FFFBE6}
.hagv-sd .hagv-rf input[type=text]{min-width:180px}
#pn-grid th{font-size:11px;font-weight:600;vertical-align:bottom;white-space:normal;min-width:62px}
#pn-grid th select{min-height:26px;padding:0 2px;font-size:12px;margin-top:3px}

/* Khung đăng nhập trên trang công cụ, nút Google theo mẫu nhận diện của Google. */
.hagv-login{max-width:420px;margin:24px auto;padding:24px;border:1px solid #E4E0F5;border-radius:12px;background:#fff;text-align:center;color:#1E1B2E}
.hagv-login p{margin:0 0 12px}
.hagv-login p:last-child{margin-bottom:0}
.hagv-gbtn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:44px;padding:0 20px;border:1px solid #747775;border-radius:4px;background:#fff;color:#1f1f1f!important;font-size:15px;font-weight:500;text-decoration:none!important;line-height:1.2}
.hagv-gbtn:hover{background:#f7f8f8}
.hagv-gbtn:focus-visible{outline:2px solid #6D4AFF;outline-offset:2px}
.hagv-glogo{flex:none}
.hagv-login-alt{font-size:14px}
.hagv-login-alt a{color:#5A3AE6}

/* ---------- Khu giáo viên: menu, trang đăng nhập, trang tài khoản ---------- */
.hagv-gvm,.hagv-auth,.hagv-acc{--b:#6D4AFF;--bs:#5A3AE6;--ink:#1E1B2E;--tint:#EFEBFF;--line:#E4E0F5;--muted:#5F5A73;color:var(--ink)}
.hagv-star{color:#E8A100;font-size:.9em;margin-left:3px}
.hagv-gvm{margin:0 0 24px;border:1px solid var(--line);border-radius:12px;background:#fff}
.hagv-gvm-in{display:flex;align-items:flex-start;gap:8px;padding:6px 8px}
.hagv-gvm-home{flex:none;font-weight:700;color:var(--b)!important;text-decoration:none!important;padding:0 8px;min-height:44px;display:flex;align-items:center;white-space:nowrap}
.hagv-gvm-list{display:flex;flex-wrap:wrap;gap:2px 4px;margin:0!important;padding:0!important;list-style:none!important;flex:1;min-width:0}
.hagv-gvm-list li{margin:0!important;flex:none}
.hagv-gvm-list a{display:flex;align-items:center;min-height:44px;padding:0 10px;border-radius:8px;color:var(--ink)!important;text-decoration:none!important;font-size:15px;white-space:nowrap}
.hagv-gvm-list a:hover{background:var(--tint)}
.hagv-gvm-list a.on{background:var(--tint);color:var(--bs)!important;font-weight:600}
.hagv-gvm-me{flex:none}
.hagv-gvm-acc,.hagv-gvm-login{display:flex;align-items:center;gap:8px;min-height:44px;padding:0 14px;border-radius:8px;text-decoration:none!important;font-size:15px;white-space:nowrap}
.hagv-gvm-acc{color:var(--ink)!important;border:1px solid var(--line)}
.hagv-gvm-pts{font-size:13px;color:var(--muted);border-left:1px solid var(--line);padding-left:8px}
.hagv-gvm-login{background:var(--b);color:#fff!important;font-weight:600}
.hagv-gvm-login:hover{background:var(--bs)}
@media (max-width:760px){
 .hagv-gvm-in{flex-wrap:wrap;padding:6px}
 .hagv-gvm-home{order:1;flex:1}
 .hagv-gvm-me{order:2}
 .hagv-gvm-list{order:3;flex-basis:100%;flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;border-top:1px solid var(--line);padding-top:4px!important}
 .hagv-gvm-list::-webkit-scrollbar{display:none}
 .hagv-gvm-list a{background:#F6F5FA}
 .hagv-gvm-pts{display:none}
}
.hagv-auth{max-width:460px;margin:8px auto 32px;padding:32px 28px;border:1px solid var(--line);border-radius:16px;background:#fff;text-align:center}
.hagv-auth h2{margin:0 0 8px;font-size:26px}
.hagv-auth-sub{color:var(--muted);margin:0 0 20px}
.hagv-auth-err{background:#FDECEA;color:#8A1C12;border-radius:8px;padding:10px 12px;text-align:left}
.hagv-gbtn-lg{width:100%;min-height:48px;font-size:16px}
.hagv-auth-list{text-align:left;margin:20px 0 16px!important;padding-left:20px!important;color:var(--ink);font-size:15px}
.hagv-auth-list li{margin:0 0 6px}
.hagv-auth-note{font-size:13px;color:var(--muted);margin:0}
.hagv-auth-note a{color:var(--bs)}
.hagv-acc{max-width:880px;margin:0 auto}
.hagv-acc-ok{background:#E7F6EC;color:#14532D;border-radius:8px;padding:10px 12px}
.hagv-acc-card{border:1px solid var(--line);border-radius:12px;background:#fff;padding:20px 22px;margin:0 0 20px}
.hagv-acc-card h2{font-size:20px;margin:0 0 12px}
.hagv-acc-note{font-size:14px;color:var(--muted);margin:8px 0 12px}
.hagv-acc-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}
.hagv-acc-stats div{background:var(--tint);border-radius:10px;padding:12px 14px}
.hagv-acc-stats span{display:block;font-size:13px;color:var(--muted)}
.hagv-acc-stats strong{font-size:17px}
.hagv-acc-form{display:grid;grid-template-columns:1fr 1fr;gap:12px 16px}
.hagv-acc-form label{display:block;margin:0}
.hagv-acc-form label span{display:block;font-size:14px;margin:0 0 4px}
.hagv-acc-form input{width:100%;min-height:44px;padding:8px 12px;border:1px solid #CFC9E6;border-radius:8px;font-size:15px;box-sizing:border-box}
.hagv-acc-form input[readonly]{background:#F6F5FA;color:var(--muted)}
.hagv-acc-form p{grid-column:1/-1;margin:4px 0 0}
.hagv-btn{min-height:44px;padding:0 20px;border:0;border-radius:8px;background:var(--b);color:#fff;font-size:15px;font-weight:600;cursor:pointer}
.hagv-btn:hover{background:var(--bs)}
.hagv-acc-tools{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px;list-style:none!important;margin:0!important;padding:0!important}
.hagv-acc-tools li{margin:0!important}
.hagv-acc-tools a{display:block;height:100%;padding:14px 16px;border:1px solid var(--line);border-radius:10px;text-decoration:none!important;color:var(--ink)!important;box-sizing:border-box}
.hagv-acc-tools a:hover{border-color:var(--b);background:#FBFAFF}
.hagv-acc-tools strong{display:block;margin:0 0 4px}
.hagv-acc-tools span:not(.hagv-star){display:block;font-size:14px;color:var(--muted)}
.hagv-acc-out{text-align:center}
.hagv-acc-out a{display:inline-flex;align-items:center;min-height:44px;padding:0 16px;color:#8A1C12}
@media (max-width:600px){.hagv-acc-form{grid-template-columns:1fr}.hagv-auth{padding:24px 18px}}