:root{--pri:#1747C6;--acc:#F59E0B;--bg:#F5F7FC;--card:#fff;--ink:#0E1630;--muted:#5B6478;--line:#E3E8F2;--ok:#13A36B;--bad:#E5484D;--r:16px;--pri2:#E9EEFC}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font:400 16px/1.6 'Be Vietnam Pro',system-ui,-apple-system,Segoe UI,sans-serif;overflow-x:hidden}
a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
.w{max-width:1080px;margin:0 auto;padding:0 16px}
h1,h2,h3{line-height:1.2;letter-spacing:-.01em}
nav{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
nav .w{display:flex;align-items:center;justify-content:space-between;min-height:60px;gap:10px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.05rem}
.logo i{width:34px;height:34px;border-radius:10px;background:var(--pri);display:grid;place-items:center;color:#fff;font-style:normal;font-size:.9rem}
.logo img{height:34px}
.logo .ls{display:none}
.menu{display:flex;gap:4px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.menu a{padding:8px 10px;border-radius:10px;font-weight:600;font-size:.92rem;color:var(--muted)}
.menu a:hover,.menu a.on{color:var(--pri);background:var(--pri2)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:999px;font-weight:700;background:var(--pri);color:#fff;transition:transform .12s,opacity .12s;border:1px solid var(--pri)}
.btn:hover{transform:translateY(-1px)}.btn:disabled{opacity:.5;cursor:default;transform:none}
.btn.acc{background:var(--acc);border-color:var(--acc);color:#1b1200}
.btn.gh{background:#fff;color:var(--ink);border-color:var(--line)}
.btn.sm{padding:7px 14px;font-size:.86rem}
.btn.red{background:var(--bad);border-color:var(--bad)}
main{min-height:70vh;padding:24px 0 60px}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center;padding:30px 0 40px}
.hero h1{font-size:clamp(2rem,1.3rem + 3vw,3.3rem);font-weight:800}
.hero h1 em{font-style:normal;color:var(--pri)}
.hero p{color:var(--muted);margin-top:14px;font-size:1.05rem}
.cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.heroCard{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:0 24px 50px -30px rgba(20,40,110,.4)}
.sec{padding:34px 0}.sec>h2{font-size:clamp(1.5rem,1.1rem + 1.6vw,2.2rem);font-weight:800;margin-bottom:6px}.sec>p.sub{color:var(--muted);margin-bottom:18px}
.grid{display:grid;gap:14px}.g3{grid-template-columns:repeat(3,1fr)}.g2{grid-template-columns:repeat(2,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;min-width:0}
.card h3{font-size:1.05rem;margin-bottom:6px}
.price{font-size:1.9rem;font-weight:800;color:var(--pri)}.price small{font-size:.9rem;color:var(--muted);font-weight:500}
.muted{color:var(--muted)}.small{font-size:.86rem}
.tag{display:inline-block;padding:2px 10px;border-radius:999px;background:var(--pri2);color:var(--pri);font-size:.78rem;font-weight:700}
.tag.free{background:#E3F7EE;color:#0b7048}.tag.lock{background:#FDECEC;color:#a02428}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin-bottom:10px}.faq summary{font-weight:700;cursor:pointer}.faq p{color:var(--muted);margin-top:8px}
form.box,.box{max-width:420px;margin:20px auto;background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px}
label{display:block;font-weight:600;font-size:.9rem;margin:12px 0 4px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=search],select,textarea{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:12px;background:#fff;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--pri);box-shadow:0 0 0 3px var(--pri2)}
textarea{min-height:110px;resize:vertical}
.err{background:#FDECEC;color:#a02428;padding:10px 14px;border-radius:12px;margin:12px 0;font-size:.92rem}
.okm{background:#E3F7EE;color:#0b7048;padding:10px 14px;border-radius:12px;margin:12px 0;font-size:.92rem}
.note{background:#FFF6D6;color:#7a5a00;padding:10px 14px;border-radius:12px;font-size:.88rem;margin:10px 0}
.tabs{display:flex;gap:6px;background:#fff;border:1px solid var(--line);padding:5px;border-radius:14px;margin:12px 0;overflow-x:auto}
.tabs button{flex:1;padding:9px 12px;border-radius:10px;font-weight:700;color:var(--muted);white-space:nowrap}.tabs button.on{background:var(--pri);color:#fff}
.list{display:grid;gap:10px}
.item{display:flex;gap:12px;align-items:center;justify-content:space-between;background:#fff;border:1px solid var(--line);border-radius:14px;padding:13px 16px}
.item:hover{border-color:var(--pri)}.item b{display:block}
.q{font-size:1.35rem;font-weight:700;margin:6px 0}
.cue{background:var(--pri2);border-radius:14px;padding:12px 18px;margin:10px 0}.cue li{margin-left:18px}
.rec{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin:18px 0}
.mic{width:76px;height:76px;border-radius:50%;background:var(--acc);display:grid;place-items:center;color:#1b1200;flex:none;box-shadow:0 10px 24px -8px rgba(245,158,11,.8)}
.mic svg{width:32px;height:32px}.mic.live{background:var(--bad);color:#fff;animation:p 1.4s infinite}
@keyframes p{0%{box-shadow:0 0 0 0 rgba(229,72,77,.5)}100%{box-shadow:0 0 0 22px rgba(229,72,77,0)}}
.timer{font-size:1.8rem;font-weight:800;font-variant-numeric:tabular-nums}
audio{width:100%;max-width:420px;margin-top:8px}
.ring{width:130px;height:130px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--pri) calc(var(--v)*1%),var(--pri2) 0);flex:none}
.ring b{width:102px;height:102px;border-radius:50%;background:#fff;display:grid;place-items:center;font-size:2.3rem}
.crit{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
.cr{border:1px solid var(--line);border-radius:14px;padding:12px 14px}.cr .h{display:flex;justify-content:space-between;font-weight:700}.cr .h span{color:var(--pri)}.cr p{font-size:.88rem;color:var(--muted);margin-top:4px}
.loi{border-left:3px solid var(--bad);background:#fff;padding:8px 12px;margin:8px 0;border-radius:0 10px 10px 0}.loi s{color:var(--bad)}.loi strong{color:var(--ok)}
.spin{display:inline-block;width:18px;height:18px;border:3px solid var(--pri2);border-top-color:var(--pri);border-radius:50%;animation:r .8s linear infinite;vertical-align:-3px}
@keyframes r{to{transform:rotate(360deg)}}
.sample{white-space:pre-wrap;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;margin:10px 0}
.sent{cursor:pointer;border-radius:6px;padding:0 2px}.sent:hover,.sent.on{background:#FFF1C9}
.vocab{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}.vocab span{background:var(--pri2);border-radius:10px;padding:4px 10px;font-size:.88rem}
table{width:100%;border-collapse:collapse;font-size:.9rem;background:#fff}
th,td{padding:9px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:var(--pri2);font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}
.tw{overflow-x:auto;border:1px solid var(--line);border-radius:12px}
.qr{text-align:center}.qr img{max-width:260px;width:100%;border-radius:12px;border:1px solid var(--line)}
footer{border-top:1px solid var(--line);padding:24px 0;color:var(--muted);font-size:.88rem;background:#fff}
.zalo{position:fixed;right:14px;bottom:14px;z-index:40;background:#0068FF;color:#fff;padding:11px 16px;border-radius:999px;font-weight:700;box-shadow:0 8px 20px -6px rgba(0,104,255,.6)}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.stat b{display:block;font-size:1.7rem;color:var(--pri)}
@media(max-width:820px){.hero{grid-template-columns:1fr}.g3,.g4{grid-template-columns:1fr 1fr}.crit{grid-template-columns:1fr}}
@media(max-width:560px){.g3,.g2,.g4{grid-template-columns:1fr}.menu a{padding:6px 8px;font-size:.84rem}.item{flex-wrap:wrap}}
.ok{background:#E8F7EE;color:#17643a;padding:10px 14px;border-radius:12px;margin:12px 0;font-size:.92rem}

/* ---------- bản 3 (06/10): bảng màu navy + xanh, hero mô phỏng, kết quả dạng thẻ, thanh dưới điện thoại ---------- */
:root{--navy:#172554;--bg:#F8FAFC;--ink:#0F172A;--muted:#64748B;--line:#E2E8F0;--ok:#16A34A;--soft:#FFF7ED}
.hero{align-items:center}
.mock{position:relative;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 30px 60px -20px rgba(23,37,84,.35);overflow:hidden;transform:perspective(1200px) rotateY(-6deg) rotateX(2deg)}
.mock-top{display:flex;gap:6px;align-items:center;padding:10px 14px;background:#F1F5F9;border-bottom:1px solid var(--line)}
.mock-top i{width:10px;height:10px;border-radius:50%;background:#CBD5E1}.mock-top span{margin-left:8px;font-size:.75rem;color:var(--muted)}
.mock-b{padding:18px}.mq{font-weight:700;margin:8px 0 10px}
.wave{display:flex;gap:3px;align-items:center;height:40px}.wave i{flex:1;background:var(--pri);opacity:.75;border-radius:3px}
.mc{display:grid;grid-template-columns:70px 1fr 28px;gap:8px;align-items:center;font-size:.78rem;margin:4px 0}.mc b{text-align:right}
.mloi{margin-top:12px;background:var(--soft);border-radius:12px;padding:10px 12px;font-size:.85rem}.mloi s{color:var(--bad)}.mloi strong{color:var(--ok)}
.mock-tag{position:absolute;right:14px;top:52px;background:var(--navy);color:#fff;font-size:.75rem;font-weight:700;padding:6px 10px;border-radius:999px}
.bar{height:8px;background:#E2E8F0;border-radius:99px;overflow:hidden}.bar i{display:block;height:100%;background:var(--pri);border-radius:99px}
.bar.sang{background:rgba(255,255,255,.25)}.bar.sang i{background:#fff}
.buoc{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.buoc div{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:4px}
.buoc i{font-style:normal;font-size:1.8rem}.buoc span{color:var(--muted);font-size:.9rem}
.cong-dong{background:linear-gradient(135deg,var(--navy),var(--pri));color:#fff;border-radius:20px;padding:28px;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.cong-dong p{opacity:.85;max-width:560px;margin-top:6px}.cong-dong .btn:not(.acc){background:#fff;color:var(--navy);border-color:#fff}
.hn-hero{background:linear-gradient(135deg,var(--navy),var(--pri));color:#fff;border-radius:20px;padding:24px;display:flex;justify-content:space-between;gap:20px;align-items:center;flex-wrap:wrap;margin-top:6px}
.hn-hero h2{font-size:1.6rem;margin:10px 0 6px}.hn-hero p{opacity:.88;max-width:560px}
.hn-hero .tt{min-width:170px;background:rgba(255,255,255,.12);border-radius:16px;padding:16px;text-align:center}.hn-hero .tt b{font-size:2rem;display:block}.hn-hero .tt span{font-size:.85rem;opacity:.85}.hn-hero .tt .bar{margin-top:10px}
.tag.sang{background:rgba(255,255,255,.18);color:#fff}
.btn.lon{padding:14px 26px;font-size:1.05rem;margin-top:14px}
.luoi{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}
.luoi .item{margin:0}.tic{font-style:normal;font-size:1.5rem;width:44px;height:44px;border-radius:12px;background:var(--pri2);display:grid;place-items:center;flex:none;margin-right:12px}
.ring.big{width:120px;height:120px}.ring.big b{font-size:2.4rem}
.kq .crit .cr .bar{margin:6px 0 4px}
.loi{display:flex;flex-direction:column;gap:4px}.loi .ln{display:flex;gap:10px;align-items:baseline}.loi em{font-style:normal;font-size:.75rem;font-weight:700;color:var(--muted);min-width:56px;text-transform:uppercase}
.row.dinh{position:sticky;bottom:12px;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);padding:10px;border-radius:16px;box-shadow:0 8px 24px -10px rgba(15,23,42,.3);z-index:5}
mark.vc{background:#DBEAFE;color:var(--navy);border-radius:5px;padding:0 3px;cursor:help;font-weight:600}
#lv{flex-wrap:wrap}#lv button{flex:1 1 auto}
#bnav{display:none}
@media (max-width:640px){
  .buoc{grid-template-columns:1fr 1fr}.mock{transform:none}.hero{gap:22px}
  .so{grid-template-columns:1fr 1fr!important}.so .card{padding:14px}
  body.co-bnav{padding-bottom:76px}
  body.co-bnav #bnav{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:40;background:#fff;border-top:1px solid var(--line);padding:6px 4px calc(6px + env(safe-area-inset-bottom))}
  #bnav a{flex:1;display:flex;flex-direction:column;align-items:center;font-size:.72rem;font-weight:600;color:var(--muted);padding:4px 0;border-radius:12px}
  #bnav a span{font-size:1.25rem;line-height:1.3}#bnav a.on{color:var(--pri);background:var(--pri2)}
  body.co-bnav .row.dinh{bottom:84px}
  .hn-hero{padding:20px}.hn-hero h2{font-size:1.35rem}.hn-hero .tt{width:100%}
  .btn.lon{width:100%}
}

.menu a.btn,.menu a.btn:hover{color:#fff;background:var(--pri)}
.luoi{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}.luoi .item{align-items:center;min-height:76px}.luoi .item b{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block}.luoi .item .tag{white-space:nowrap;flex:none}

/* ---------- bản 3b ---------- */
@media (min-width:900px){.hero{grid-template-columns:1fr 1.08fr}.mock{transform:perspective(1200px) rotateY(-5deg) scale(1.04);box-shadow:0 20px 50px rgba(15,23,42,.15)}}
.ring.big{width:140px;height:140px}.ring.big b{font-size:3rem}
.muc-tieu{display:flex;align-items:baseline;gap:10px;margin:2px 0 6px}.muc-tieu b{font-size:2rem;font-weight:800}.muc-tieu span{font-size:1.4rem;color:var(--muted)}.muc-tieu em{font-style:normal;color:var(--muted);font-size:.85rem}.ok-c{color:#16A34A}
.ss{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}.ss h4{margin-bottom:6px}.ss .sample{white-space:normal;height:100%}
.ss del{background:#FEE2E2;color:#B91C1C;text-decoration:line-through;border-radius:4px;padding:0 2px}.ss ins{background:#DCFCE7;color:#166534;text-decoration:none;border-radius:4px;padding:0 2px}.ss .tot{background:#F0FDF4}
.timeline{position:relative}.timeline .card{position:relative;z-index:1}
@media (min-width:641px){.timeline:before{content:'';position:absolute;left:8%;right:8%;top:34px;height:3px;background:linear-gradient(90deg,var(--pri),#22C55E);z-index:0;border-radius:3px}}
.timeline .tag{background:var(--pri);color:#fff}
.vi-sao{margin-top:18px;background:#F0F7FF;border:1px solid #DBEAFE;border-radius:16px;padding:16px 18px}.vi-sao ul{margin:8px 0 12px 18px}.vi-sao li{margin:4px 0}
.so .card{padding:14px 16px}.so .card b{font-size:1.45rem}.spark{color:var(--pri);margin-left:8px;vertical-align:middle}
@media (max-width:640px){
  .ss{grid-template-columns:1fr}
  .goi:not(.noi){padding:16px}.goi:not(.noi) ul{display:none}.grid.g3:has(.goi){gap:12px}
  .goi.noi{order:-1}
  .ring.big{width:110px;height:110px}.ring.big b{font-size:2.3rem}
  #bnav{height:64px;box-shadow:0 -4px 20px rgba(15,23,42,.08)}body.co-bnav{padding-bottom:88px}
}
.ss>div{display:flex;flex-direction:column}.ss .sample{height:auto;flex:1}.ss+h3,.ss~h3{margin-top:18px}
/* video bài học */
.vds{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));margin-top:6px}
.vd{display:block;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;color:inherit;text-decoration:none}.vd:hover{border-color:var(--pri)}
.vd-anh{position:relative;aspect-ratio:16/9;background:#0E1630}.vd-anh img{width:100%;height:100%;object-fit:cover;display:block}
.vd-play{position:absolute;inset:0;margin:auto;width:48px;height:48px;border-radius:50%;background:rgba(14,22,48,.72);color:#fff;display:grid;place-items:center;font-size:1.1rem}
.vd-xem{position:absolute;top:8px;left:8px;background:var(--ok);color:#fff}
.vd-tt{padding:12px 14px}.vd-tt b{display:block;margin-bottom:4px}
.vd-khung{position:relative;aspect-ratio:16/9;border-radius:14px;overflow:hidden;background:#000}.vd-khung iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
/* ===== bản 5: giao diện kiểu YouPass ===== */
.w{max-width:1200px}
.kl{display:grid;grid-template-columns:230px 1fr;gap:22px;align-items:start}
.sb{position:sticky;top:76px;display:flex;flex-direction:column;gap:12px}
.sbn{background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;display:flex;flex-direction:column;gap:2px}
.sbn>b{font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);padding:4px 8px 6px}
.sbn a{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:10px;font-weight:600;font-size:.92rem;color:var(--ink)}
.sbn a i{font-style:normal;width:24px;height:24px;border-radius:7px;background:var(--pri2);color:var(--pri);display:grid;place-items:center;font-size:.8rem;font-weight:800;flex:none}
.sbn a:hover{background:var(--bg)}.sbn a.on{background:var(--pri);color:#fff}.sbn a.on i{background:rgba(255,255,255,.2);color:#fff}
.sbn label{display:flex;gap:8px;align-items:center;padding:6px 8px;font-size:.9rem;cursor:pointer;margin:0;font-weight:500}.sbn input{width:auto;margin:0}
.kc{min-width:0}
.tabs.mob{display:none}
.phadao{display:flex;gap:16px;align-items:center;justify-content:space-between;border:1.5px solid var(--acc);background:#FFF8EC;border-radius:16px;padding:14px 18px;margin-bottom:18px;flex-wrap:wrap}
.phadao b{display:block;font-size:1.02rem}.phadao b em{font-style:normal;background:var(--ok);color:#fff;padding:1px 8px;border-radius:6px;margin-right:4px}.phadao span{color:var(--muted);font-size:.88rem}
.des{display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:14px;margin-top:10px}
.de{position:relative;display:flex;gap:14px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:30px 14px 14px;color:inherit;min-height:132px}
a.de:hover{border-color:var(--pri);box-shadow:0 6px 18px -10px rgba(23,71,198,.35)}
.nhan{position:absolute;top:8px;left:10px;font-size:.72rem;font-weight:700;padding:1px 8px;border-radius:6px;background:#EEF6EE;color:#15803d}
.nhan.moi{background:#FFF1E6;color:#C2410C}.nhan.cu{background:#F1F5F9;color:#475569}
h3 .nhan,.sh-t .nhan{position:static;margin-left:6px;vertical-align:middle}
.dem{position:absolute;top:8px;right:10px;font-size:.78rem;font-weight:800;background:var(--bg);border:1px solid var(--line);padding:1px 8px;border-radius:7px}
.fc{width:84px;flex:none;border-radius:10px;background:#E8F7F2;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:8px 4px;color:#0f766e;text-align:center}
.fc svg{width:30px;height:30px}.fc b{font-size:.72rem;margin-top:4px}.fc span{font-size:.66rem;white-space:nowrap}
.de-tt{min-width:0;flex:1}.de-tt b{color:var(--pri);font-size:1.02rem;display:block;margin-bottom:4px}
.de-tt ul{list-style:none;margin:0 0 6px;padding:0}.de-tt li{font-size:.84rem;color:#3d465a;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.de.thi .row{margin-top:6px}
.lt-hd{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.lt{display:grid;grid-template-columns:1.6fr 1fr;gap:18px;align-items:start}.lt-l,.lt-r{display:flex;flex-direction:column;gap:0;min-width:0}.lt-r{gap:14px}
.lt-l>.card{margin-top:14px}.lt-l>#tuan>.card{margin-top:0}
.tuan{display:flex;gap:18px;align-items:center;flex-wrap:wrap}.tuan .ring{width:84px;height:84px}.tuan .ring b{width:66px;height:66px;font-size:1.1rem}.tuan h3{margin:0}
.thu{display:flex;gap:6px}.thu span{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-size:.74rem;font-weight:700;color:var(--muted);background:var(--bg)}
.thu span.hoc{background:var(--pri2);color:var(--pri)}.thu span.nay{outline:2px solid var(--acc);outline-offset:1px}
.tiep{display:flex;gap:14px;align-items:center;border:1.5px solid var(--acc);background:#FFF8EC;border-radius:16px;padding:16px;color:inherit}
.tiep>i{font-style:normal;font-size:1.6rem;width:52px;height:52px;border-radius:14px;background:#fff;display:grid;place-items:center;flex:none}.tiep>div{flex:1;min-width:0}.tiep b{display:block;font-size:1.05rem}
.seg{display:flex;background:var(--bg);border-radius:10px;padding:3px}.seg button{padding:6px 10px;border-radius:8px;font-size:.8rem;font-weight:700;color:var(--muted)}.seg button.on{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.1)}
.lt-ds{display:flex;flex-direction:column;gap:8px;margin-top:10px}.lt-ds .item{padding:10px 12px}.lt-ds .tic{width:38px;height:38px;font-size:1.1rem;margin-right:0}
.cot{display:flex;align-items:flex-end;gap:5px;height:150px;margin:12px 0}
.cot .c{flex:1;height:100%;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:4px;padding:0}
.cot .c em{flex:1;width:100%;background:#EEF2F7;border-radius:6px;display:flex;align-items:flex-end;overflow:hidden}.cot .c i{width:100%;background:var(--pri);display:block}.cot .c i.du{background:var(--ok)}.cot .c span{font-size:.7rem;color:var(--muted);font-weight:700}
.cot .c.chon em{outline:2px solid var(--acc);outline-offset:1px}.cot .c.nay span{color:var(--acc)}
.cot .nut{align-self:center;width:24px;height:24px;border-radius:50%;border:1px solid var(--line);background:#fff;font-weight:800}.cot .nut:disabled{opacity:.3}
.lt-so{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;border-top:1px solid var(--line);padding-top:12px}.lt-so div{text-align:center}.lt-so span{display:block;font-size:.75rem;color:var(--muted)}.lt-so b{font-size:1.2rem;color:var(--pri)}
.chuoi{display:flex;align-items:center;gap:12px}.chuoi b{font-size:2rem;color:var(--acc)}.chuoi span{flex:1;font-weight:600}.chuoi i{font-style:normal;font-size:1.8rem}
.lt-form{max-width:640px}.lt-form label{display:block;font-weight:700;margin:14px 0 6px}
.chon{display:flex;flex-wrap:wrap;gap:8px}.chon button{padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;font-weight:600;font-size:.9rem}.chon button.on{background:var(--pri);border-color:var(--pri);color:#fff}
.thi-vao{max-width:720px}.thi-vao ul{margin:10px 0 0 18px}.thi-vao li{margin:6px 0}
.thi-run{max-width:760px;margin:0 auto}.thi-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}.thi-top .bar{flex:1 1 100%}
.gk{display:flex;gap:14px;margin-bottom:14px}.gk>i{font-style:normal;font-size:1.8rem;width:52px;height:52px;border-radius:50%;background:var(--pri2);display:grid;place-items:center;flex:none}
.qn{display:flex;gap:10px;align-items:flex-start;justify-content:space-between}.loa{flex:none;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;font-size:1.1rem}.loa:hover{border-color:var(--pri)}
.sh-t{margin:18px 0 8px}
.sh-dots{display:flex;gap:5px;flex-wrap:wrap;margin:6px 0 12px}.sh-dots i{width:22px;height:6px;border-radius:9px;background:#E2E8F0}.sh-dots i.on{background:var(--pri)}.sh-dots i.ok{background:var(--ok)}.sh-dots i.tb{background:var(--acc)}
.sh-txt{font-size:1.35rem;font-weight:600;line-height:1.6;margin:8px 0 12px}.sh-txt .dung{color:var(--ok)}.sh-txt .sai{color:var(--bad);text-decoration:underline wavy;text-underline-offset:4px}
.sh-pct{font-weight:800;margin-bottom:10px}.btn.live{background:var(--bad);border-color:var(--bad)}
@media(max-width:900px){.kl{grid-template-columns:1fr}.sb{position:static;flex-direction:row;overflow-x:auto;gap:8px}.sbn{flex-direction:row;flex:none;padding:6px;align-items:center}.sbn>b{display:none}.sbn a{white-space:nowrap}.sbn.loc{display:none}
  .lt{grid-template-columns:1fr}.des{grid-template-columns:1fr}}
@media(max-width:560px){.sb{margin:0 -16px;padding:0 16px}.de{padding-top:30px}.fc{width:64px}.tiep{flex-wrap:wrap}.tiep .btn{width:100%}.thu span{width:28px;height:28px}}
.des{grid-template-columns:repeat(auto-fill,minmax(min(330px,100%),1fr))}.des>*,.lt>*,.kl>*{min-width:0}
@media(max-width:900px){.kl,.lt,.des{grid-template-columns:minmax(0,1fr)}}

/* ===== Book Mock test ===== */
.mk h2{margin-bottom:6px}.mk-h{margin:22px 0 10px;font-size:1.05rem}
.mk-tabs{display:flex;gap:6px;margin:16px 0 6px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:4px;max-width:100%;overflow-x:auto}
.mk-tabs a{flex:1 0 auto;text-align:center;padding:9px 16px;border-radius:10px;font-weight:700;font-size:.92rem;color:var(--muted);white-space:nowrap}
.mk-tabs a.on{background:var(--pri);color:#fff}
.mk-dot{display:inline-grid;place-items:center;min-width:18px;height:18px;padding:0 5px;margin-left:6px;border-radius:9px;background:#E5484D;color:#fff;font-size:.7rem;font-weight:800;line-height:1;font-style:normal}
.mk-days{display:flex;gap:8px;overflow-x:auto;padding:2px 2px 8px;margin:0 -2px;scrollbar-width:thin}
.mk-day{flex:0 0 auto;min-width:78px;display:flex;flex-direction:column;align-items:center;gap:1px;padding:10px 12px;border-radius:14px;background:#fff;border:1.5px solid var(--line);color:var(--ink)}
.mk-day span{font-size:.78rem;font-weight:700;color:var(--muted)}.mk-day b{font-size:1.1rem}.mk-day i{font-style:normal;font-size:.72rem;color:var(--muted)}
.mk-day.on{background:var(--pri);border-color:var(--pri)}.mk-day.on span,.mk-day.on b,.mk-day.on i{color:#fff}
.mk-ex{margin-bottom:12px}.mk-exh{display:flex;align-items:center;gap:12px;margin-bottom:12px}.mk-exh div{display:flex;flex-direction:column;line-height:1.3}
.mk-av{width:40px;height:40px;border-radius:50%;background:var(--pri2);color:var(--pri);display:grid;place-items:center;font-weight:800;flex:none}
.mk-slots{display:grid;grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:8px}
.mk-slot{display:flex;flex-direction:column;align-items:flex-start;gap:1px;padding:10px 12px;border-radius:12px;background:#fff;border:1.5px solid var(--line);text-align:left;transition:border-color .12s,transform .12s}
.mk-slot b{font-size:1.05rem;color:var(--ink)}.mk-slot span{font-size:.74rem;color:var(--muted)}.mk-slot i{font-style:normal;font-size:.76rem;font-weight:700;color:var(--pri)}
.mk-slot:hover{border-color:var(--pri);transform:translateY(-1px)}
#mk-sheet{position:fixed;inset:0;z-index:100;display:flex;align-items:flex-end;justify-content:center}
.mk-bd{position:absolute;inset:0;background:rgba(20,12,6,.5)}
.mk-pn{position:relative;background:#fff;width:100%;max-width:480px;max-height:92vh;overflow-y:auto;border-radius:22px 22px 0 0;padding:22px 20px 26px;box-shadow:0 -12px 40px rgba(0,0,0,.25)}
.mk-pn h3{margin-bottom:10px;font-size:1.15rem}
@media(min-width:640px){#mk-sheet{align-items:center}.mk-pn{border-radius:22px}}
body.mk-open{overflow:hidden}
.mk-dl{display:grid;grid-template-columns:96px 1fr;gap:6px 10px;margin:10px 0;font-size:.95rem}.mk-dl dt{color:var(--muted)}.mk-dl dd{font-weight:700;margin:0}
.mk-done{text-align:center}.mk-tick{display:inline-grid;place-items:center;width:52px;height:52px;border-radius:50%;background:#E3F7EE;color:#0b7048;font-size:1.6rem;font-weight:800}
.mk-pay{margin-top:12px;padding:14px;border-radius:14px;background:var(--pri2);text-align:center}.mk-pay img{display:block;margin:10px auto;max-width:220px;width:100%}
.mk-bk{margin-bottom:12px}.mk-bkh{display:flex;gap:14px;align-items:center}
.mk-when{flex:none;width:58px;height:58px;border-radius:14px;background:var(--pri2);color:var(--pri);display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.15}.mk-when span{font-size:.72rem;font-weight:700}.mk-when b{font-size:1.02rem}
.mk-info{display:flex;flex-direction:column;min-width:0}.mk-info b{font-size:1.02rem}
.mk-tags{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0 6px}.tag.wait{background:#FFF1D6;color:#8a5a00}.tag.mk-new{background:#E5484D;color:#fff}
.mk-meet{color:var(--pri);font-weight:700;text-decoration:underline}
.mk-act{margin-top:12px}.mk-bad{color:#a02428!important;border-color:#F1B9BB!important}
.mk-kq{margin-top:10px;padding:14px;border-radius:14px;background:#FAF6F0;display:flex;gap:14px;align-items:flex-start;flex-wrap:wrap}.mk-band{display:flex;flex-direction:column;align-items:center;min-width:64px}.mk-band span{font-size:.72rem;color:var(--muted);font-weight:700}.mk-band b{font-size:2rem;color:var(--pri);line-height:1}.mk-kq p{flex:1 1 200px;font-size:.94rem}
.mk-moi{margin-bottom:12px}
.mk-filter{margin:12px 0}.mk-filter input[type=date],.mk-filter select{max-width:200px}
.mk-form{margin-top:12px}.mk-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:2px 12px}.mk-grid label,.mk-form>label{margin-top:10px}
.mk-chk{display:flex;flex-wrap:wrap;gap:6px 14px}.mk-chk label{display:flex;gap:6px;align-items:center;margin:0;font-weight:600}.mk-chk input,.g-lb input{width:auto;margin:0}.g-lb{display:flex;gap:6px;align-items:center;margin:0}
.mk-cut{display:inline-block;max-width:190px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;vertical-align:bottom}
.mk-cm{margin-top:8px;padding:10px 12px;background:#FAF6F0;border-radius:10px}
.mk-ex2:not(:empty){margin-top:10px}
@media(max-width:520px){.logo .lf{display:none}.logo .ls{display:inline}.mk-slots{grid-template-columns:1fr 1fr}.mk-act .btn{flex:1 1 auto}.mk-pn{padding-bottom:30px}.mk-grid{grid-template-columns:1fr 1fr}.mk-filter input[type=date],.mk-filter select{max-width:none;flex:1 1 140px}}
body.adm .mk-tabs{max-width:460px}

/* Action plan + báo cáo học tập (09/10) */
.bao-cao{margin-top:16px}.bao-cao p{margin-top:8px;line-height:1.55}
.ap .ap-buoc{display:flex;align-items:center;gap:6px;margin:10px 0 6px}.ap .ap-buoc>div{flex:1;text-align:center;border:1px solid var(--line,#e3e6ee);border-radius:10px;padding:8px 4px}
.ap .ap-buoc span{display:block;font-size:12px;opacity:.7}.ap .ap-buoc b{font-size:15px}.ap .ap-buoc i{font-style:normal;opacity:.5}
.ap .ap-buoc .nay{border-color:var(--pri,#0047AB)}.ap .ap-buoc .dich{border-color:var(--acc,#FF7A1A)}.ap .ap-buoc .dich b{color:var(--acc,#FF7A1A)}

/* Nút chat Zalo + Messenger (09/10) */
.lien-he{position:fixed;right:14px;bottom:14px;z-index:40;display:flex;flex-direction:column;gap:8px;align-items:flex-end}
.lien-he .zalo{position:static}
.mess{background:#0084FF;color:#fff;padding:11px 16px;border-radius:999px;font-weight:700;box-shadow:0 8px 20px -6px rgba(0,132,255,.6);text-decoration:none}
@media (max-width:760px){.lien-he{bottom:78px}}
/* bài học + podcast (09/10) */
.bh-dau{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;flex-wrap:wrap;margin-bottom:12px}.bh-dau h2{margin:0}.bh-dau p{margin:4px 0 0}
.bh-ve{margin:0 0 6px;font-size:.88rem}
.bh-seg{display:inline-flex;background:#fff;border:1px solid var(--line);border-radius:999px;padding:3px;gap:2px}
.bh-seg a,.bh-seg button{padding:7px 14px;border-radius:999px;font-weight:700;font-size:.88rem;color:var(--muted);white-space:nowrap;text-decoration:none;background:none;border:0;cursor:pointer}
.bh-seg .on{background:var(--pri);color:#fff}.bh-seg.nho a,.bh-seg.nho button{padding:5px 11px;font-size:.8rem}
.bh-chips{display:flex;gap:8px;overflow-x:auto;padding:2px 0 10px;scrollbar-width:none}
.bh-chips a{flex:none;padding:7px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);font-weight:600;font-size:.88rem;color:var(--ink);text-decoration:none}
.bh-chips a small{color:var(--muted);font-weight:500}.bh-chips a.on{background:var(--pri);border-color:var(--pri);color:#fff}.bh-chips a.on small{color:#fff;opacity:.8}
.bh-cta{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;background:linear-gradient(90deg,var(--pri2),#fff);border:1px solid var(--line);border-radius:14px;padding:12px 16px;margin:6px 0 14px}
.bh-cta b{display:block}.bh-cta span{color:var(--muted);font-size:.85rem}
.bh-nhom{margin-top:18px}.bh-nhom h3{margin:0 0 10px;font-size:1.05rem}.bh-nhom h3 small{color:var(--muted);font-weight:500;font-size:.85rem}
.bh-luoi{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
@media(max-width:600px){.bh-luoi{grid-template-columns:1fr 1fr;gap:10px}}
.bh-hang{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(200px,230px);gap:12px;overflow-x:auto;padding-bottom:6px}
.bh-c{display:block;color:inherit;text-decoration:none}.bh-c b{display:block;margin-top:7px;font-size:.92rem;line-height:1.3}
.bh-c-a{position:relative;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:#0E1630;transition:transform .15s}.bh-c:hover .bh-c-a{transform:translateY(-2px);box-shadow:0 8px 20px rgba(14,22,48,.15)}
.bh-c-a img{width:100%;height:100%;object-fit:cover;display:block}
.bh-c-nhan{position:absolute;top:7px;left:7px;display:flex;gap:4px}
.bh-c-nhan .bh-n{display:inline-block;width:auto;height:auto;margin:0;padding:2px 8px;border-radius:999px;font-size:.72rem;line-height:1.4;font-weight:800;color:#fff;box-shadow:none}.bh-n-mp{background:var(--ok)!important}.bh-n-pc{background:var(--acc)!important}
.bh-c-khoa{position:absolute;right:7px;bottom:7px;width:28px;height:28px;border-radius:50%;background:rgba(14,22,48,.75);display:grid;place-items:center;font-size:.8rem}
.bh-khoa{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:#fff;text-align:center;padding:20px}
.bh-2c{display:grid;grid-template-columns:minmax(0,1.75fr) minmax(300px,1fr);gap:16px;align-items:start}
@media(max-width:900px){.bh-2c{grid-template-columns:1fr}}
.bh-p{background:#fff;border:1px solid var(--line);border-radius:14px;display:flex;flex-direction:column;overflow:hidden}
@media(max-width:900px){.bh-p{height:auto!important;max-height:none}}
.bh-p-dau{flex:none;padding:12px 14px 0;font-weight:800;color:var(--pri)}
.bh-dang{flex:none;margin:8px 12px 0;padding:8px 10px;border-radius:10px;background:var(--pri2);font-size:.85rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bh-live{color:var(--bad);font-weight:800;animation:bh-nhay 1.4s infinite}@keyframes bh-nhay{50%{opacity:.35}}
.bh-tabs{flex:none;display:flex;gap:4px;padding:10px 12px 8px;border-bottom:1px solid var(--line);overflow-x:auto;scrollbar-width:none}
.bh-tabs button{flex:none;padding:6px 11px;border-radius:999px;font-weight:700;font-size:.84rem;color:var(--muted);white-space:nowrap;line-height:1.3;background:none;border:0;cursor:pointer}
.bh-tabs button small{opacity:.7}.bh-tabs button.on{background:var(--pri);color:#fff}
.bh-p-r{flex:1;min-height:0;padding:10px 12px 14px;overflow:auto;font-size:.9rem;line-height:1.5}
.bh-p-r h4{margin:14px 0 4px;font-size:.88rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.bh-tt{margin:2px 0 10px;color:var(--muted);font-size:.86rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;cursor:pointer}.bh-tt:hover{-webkit-line-clamp:unset}
.bh-ml{display:flex;flex-direction:column;gap:2px}
.bh-m{display:flex;gap:10px;align-items:baseline;text-align:left;padding:7px 8px;border-radius:9px;border:0;background:none;cursor:pointer;color:inherit;font:inherit}
.bh-m:hover{background:#F2F5FB}.bh-m.on{background:var(--pri2)}
.bh-m b{display:block;font-size:.88rem;font-weight:600}.bh-m.on b{font-weight:800;color:var(--pri)}
.bh-m small{display:none;color:var(--muted);font-size:.8rem;margin-top:2px}.bh-m.on small{display:block}
.bh-t{flex:none;font-weight:700;color:var(--muted);font-size:.78rem;min-width:40px;font-variant-numeric:tabular-nums}.bh-m.on .bh-t{color:var(--pri)}
.bh-w{padding:8px 0;border-bottom:1px solid var(--line)}.bh-w:last-child{border:0}
.bh-w-d{display:flex;align-items:center;gap:6px}.bh-w i{display:block;color:var(--muted);font-size:.82rem;margin-top:2px}
.bh-loai{font-size:.7rem;padding:1px 7px;border-radius:999px;background:var(--pri2);color:var(--pri);font-weight:700}
.bh-nghe{margin-left:auto;border:0;background:none;cursor:pointer;font-size:.95rem;opacity:.6}.bh-nghe:hover{opacity:1}
.bh-p-r ol{padding-left:20px;margin:10px 0 12px}.bh-p-r ol li{margin-bottom:7px}
.bh-meo{list-style:none;padding:0;margin:0}.bh-meo li{position:relative;padding:8px 0 8px 26px;border-bottom:1px solid var(--line)}.bh-meo li:before{content:"✓";position:absolute;left:4px;top:8px;color:var(--ok);font-weight:900}
.bh-pc{margin-top:16px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 14px;display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center}
.bh-pc-d{display:flex;gap:10px;align-items:center}.bh-pc-d b{display:block}.bh-pc-ic{width:40px;height:40px;border-radius:12px;background:var(--acc);display:grid;place-items:center;font-size:1.2rem}
.bh-pc audio{width:100%;height:40px}.bh-pc-c{display:flex;gap:8px;align-items:center}
.bh-pc-chu{grid-column:1/-1;max-height:380px;overflow:auto;line-height:1.7;font-size:.92rem;border-top:1px solid var(--line);padding-top:10px}
@media(max-width:900px){.bh-pc{grid-template-columns:1fr}.bh-pc-c{justify-content:space-between}}
.bh-pl{display:flex;flex-direction:column;gap:8px}
.bh-pl-i{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px 12px;color:inherit;text-decoration:none}.bh-pl-i:hover{border-color:var(--pri)}
.bh-pl-i img{width:96px;aspect-ratio:16/9;object-fit:cover;border-radius:8px}.bh-pl-i b{display:block}.bh-pl-i>div{flex:1}
.bh-pl-so{font-weight:800;color:var(--muted);width:18px}.bh-pl-n{width:36px;height:36px;border-radius:50%;background:var(--pri);color:#fff;display:grid;place-items:center}
.bh-an{display:none!important}
.bh-mp3{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;display:flex;flex-direction:column;gap:12px;position:relative;min-height:200px}
.bh-mp3-d{display:flex;gap:14px;align-items:center}.bh-mp3-d img{width:150px;aspect-ratio:16/9;object-fit:cover;border-radius:10px}.bh-mp3-d b{display:block;font-size:1.1rem;margin:4px 0 2px}
.bh-mp3 audio{width:100%}.bh-mp3-n{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
@media(max-width:600px){.bh-mp3-d img{width:96px}}
#nut-lang{flex:none;padding:6px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:.8rem;color:var(--muted);cursor:pointer}#nut-lang b{color:var(--pri)}
/* 09/10: đang hiện QR thanh toán thì ẩn nút nổi Zalo/Messenger (che nút "Tôi đã chuyển khoản" trên điện thoại) */
body:has(#pay .qr) .lien-he{display:none}
/* 09/10: điện thoại → nút chat thu thành nút tròn nhỏ, đỡ che nội dung */
@media (max-width:760px){
  .lien-he a{width:46px;height:46px;padding:0!important;font-size:0!important;display:grid!important;place-items:center;border-radius:50%}
  .lien-he .zalo::before{content:'Zalo';font-size:12px;font-weight:800;letter-spacing:-.2px}
  .lien-he .mess::before{content:'';width:22px;height:22px;background:no-repeat center/contain url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23fff' d='M12 2C6.5 2 2 6.1 2 11.2c0 2.9 1.4 5.5 3.7 7.2V22l3.4-1.9c.9.3 1.9.4 2.9.4 5.5 0 10-4.1 10-9.2S17.5 2 12 2zm1 12.4-2.6-2.7-5 2.7 5.5-5.8 2.6 2.7 4.9-2.7-5.4 5.8z'/%3E%3C/svg%3E")}
}
/* 09/10: điện thoại → khối nút sau chấm không dính đáy (che 1/3 màn hình) */
@media (max-width:760px){.row.dinh{position:static;box-shadow:none;padding:0;background:none;backdrop-filter:none}}
/* 09/10: điện thoại → nút podcast xuống dòng, không tràn ngang */
@media(max-width:900px){.bh-pc{grid-template-columns:minmax(0,1fr)}.bh-pc-c{flex-wrap:wrap;justify-content:flex-start}.bh-pc-c .btn{white-space:nowrap}.bh-pc-c .bh-seg{order:3;width:100%;justify-content:space-between}.bh-pc-chu{max-height:none}}
/* Linh vật gà (12/10): ga(tu, loi, cls) trong common.js */
.ga-goc{display:flex;align-items:center;gap:8px;flex:none;pointer-events:none}
.ga-goc img{width:84px;height:auto;filter:drop-shadow(0 6px 10px rgba(0,0,0,.15));animation:ga-vao .5s ease-out both}
.ga-bong{position:relative;order:-1;background:#fff;color:var(--pri);font-weight:700;font-size:.8rem;line-height:1.35;padding:8px 12px;border-radius:14px;box-shadow:0 4px 14px rgba(0,0,0,.1);max-width:200px}
.ga-bong:after{content:"";position:absolute;right:-7px;top:50%;margin-top:-7px;border:7px solid transparent;border-left-color:#fff;border-right:0}
.ga-dau{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px}.ga-dau h2{margin-bottom:4px}
.ga-nho img{width:60px}.ga-nho .ga-bong{font-size:.74rem;max-width:170px}
.ga-kq{float:right;margin:-6px 0 6px 12px}.ga-kq img{width:74px}
.ga-cho{justify-content:center;margin:14px 0 4px}.ga-cho img{animation:ga-nhun 1.6s ease-in-out infinite}
.ga-trong{text-align:center}.ga-trong .ga-goc{flex-direction:column;justify-content:center;margin:6px auto 10px}.ga-trong .ga-bong{order:0}.ga-trong .ga-bong:after{right:auto;left:50%;top:-7px;margin:0 0 0 -7px;border:7px solid transparent;border-bottom-color:#fff;border-top:0}
.ga-box{justify-content:center;margin:-6px 0 8px}.ga-box img{width:72px}
.sb-ga{flex-direction:column;margin-top:4px}.sb-ga .ga-bong{order:0;font-size:.76rem;text-align:center}.sb-ga .ga-bong:after{right:auto;left:50%;top:auto;bottom:-7px;margin:0 0 0 -7px;border:7px solid transparent;border-top-color:#fff;border-bottom:0}.sb-ga img{width:96px}
@keyframes ga-vao{from{opacity:0;transform:translateY(10px) scale(.9)}to{opacity:1;transform:none}}
@keyframes ga-nhun{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px) rotate(-3deg)}}
@media(max-width:900px){.sb-ga{display:none}}
@media(max-width:560px){.ga-dau .ga-bong,.ga-nho .ga-bong{display:none}.ga-dau .ga-goc img{width:58px}.ga-kq .ga-bong{display:none}.ga-kq img{width:58px}}
@media(prefers-reduced-motion:reduce){.ga-goc img{animation:none}}

/* Đặt lịch tự do (13/10) */
.mk-grid-t{display:grid;grid-template-columns:repeat(auto-fill,minmax(72px,1fr));gap:8px}
.mk-t{padding:10px 0;border-radius:12px;background:#fff;border:1.5px solid var(--line);font-weight:700;font-size:.98rem;color:var(--ink);text-align:center}
.mk-t:hover:not(:disabled){border-color:var(--pri)}.mk-t.on{background:var(--pri);border-color:var(--pri);color:#fff}.mk-t:disabled{opacity:.35;cursor:not-allowed;background:#F4F1EC}
.mk-chips{display:flex;flex-wrap:wrap;gap:8px}.mk-chip{padding:9px 16px;border-radius:999px;background:#fff;border:1.5px solid var(--line);font-weight:700;color:var(--ink)}.mk-chip.on{background:var(--pri);border-color:var(--pri);color:#fff}
.mk-sum{display:flex;gap:12px;align-items:center;justify-content:space-between;margin:16px 0 10px;flex-wrap:wrap}.mk-sum-t{display:flex;flex-direction:column;min-width:0}
.mk .mk-sum .btn:disabled{opacity:.45}
@media(max-width:520px){.mk-grid-t{grid-template-columns:repeat(4,1fr);gap:6px}.mk-sum .btn{width:100%}}