/* Bản B (06/10): giao diện kiểu YouPass – thanh tab xanh mint, nút cam, nền kem, thẻ đề vàng nhạt.
   Phủ lên style.css của bản gốc;  ở biến màu để thắng màu trong config (applyTheme gán inline). */
:root{--pri:#FF6D3A;--pri2:#FFF1EA;--acc:#FF6D3A;--mint:#8DD8B5;--mint-ink:#14532d;--dam:color-mix(in srgb,var(--pri) 80%,#000);--nhat:color-mix(in srgb,var(--pri) 18%,#fff);--xanh:var(--pri);--xl:#13A62E;--xl2:color-mix(in srgb,var(--xl) 16%,#fff);--xam:#F5F5F7;--kem:#FFF6EF;--navy:#2A1A10;--ink:#2A1A10;--muted:#6F5B48;--bg:#fff;--line:#E5E5EA}
body{background:#fff}
/* ---- thanh trên + thanh tab mint ---- */
nav.b{background:#fff;backdrop-filter:none;border-bottom:0;box-shadow:0 2px 0 rgba(0,0,0,.03)}
nav.b>.w{min-height:56px}
nav.b .logo i{background:var(--pri);border-radius:12px}
nav.b .logo span{color:var(--pri)}
nav.b .acc{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
nav.b .acc a{padding:7px 12px;border-radius:999px;font-weight:600;font-size:.9rem;color:var(--ink)}
nav.b .acc a:hover{background:var(--xam)}
nav.b .acc a.btn,nav.b .acc #mn-login{background:var(--pri);color:#fff;border:0}
nav.b .acc a.btn{background:#fff;color:var(--pri);border:1.5px solid var(--pri)}
nav.b .mint{background:var(--mint)}
nav.b .mint .w{display:block;min-height:0}
nav.b #menu{display:flex;gap:4px;overflow-x:auto;padding-top:6px;scrollbar-width:none}
nav.b #menu a{display:flex;align-items:center;gap:6px;padding:9px 16px;border-radius:12px 12px 0 0;font-weight:700;font-size:.9rem;color:var(--mint-ink);background:transparent;white-space:nowrap}
nav.b #menu a i{font-style:normal}
nav.b #menu a:hover{background:rgba(255,255,255,.4)}
nav.b #menu a.on{background:#fff;color:var(--pri)}
/* ---- nút, nhãn ---- */
.btn{background:var(--pri);border-color:var(--pri);box-shadow:0 4px 0 var(--dam)}
.btn:active{transform:translateY(2px);box-shadow:0 2px 0 var(--dam)}
.btn.gh{background:#fff;color:var(--pri);border:1.5px solid var(--pri);box-shadow:none}
.btn.acc{background:var(--pri);color:#fff}
.tag{background:var(--pri2);color:var(--pri)}
h2,h3{color:var(--ink)}
.card{border-color:var(--line);border-radius:18px}
/* ---- trang chủ: nền kem, chữ nhấn nền xanh lá như "Học chăm chỉ" ---- */
.hero{background:var(--kem);border-radius:28px;padding:36px;margin-top:18px}
.hero h1 em{background:var(--xl);color:#fff;padding:0 12px;border-radius:12px;display:inline-block;transform:rotate(-1.5deg)}
.cong-dong,.hn-hero{background:linear-gradient(135deg,var(--pri),var(--dam))}
.hn-hero .tag.sang{background:rgba(255,255,255,.25);color:#fff}
.hn-hero .btn.acc{background:#fff;color:var(--pri);box-shadow:0 4px 0 rgba(0,0,0,.12)}
.buoc div{background:var(--kem);border:0}
.timeline .tag{background:var(--xl)}
/* ---- menu trái giống YouPass: hộp có tiêu đề xám, mục dạng nút tròn, hộp đang chọn viền xanh lá ---- */
.sbn{padding:0;overflow:hidden;border:1.5px solid var(--line);border-radius:16px;gap:0}
.sbn>b{background:var(--xam);padding:10px 14px;margin:0;font-size:.9rem;text-transform:none;letter-spacing:0;color:var(--ink)}
.sbn:first-child{border-color:var(--xl)}.sbn:first-child>b{background:var(--xl2)}
.sbn a{border-radius:0;padding:9px 14px;font-weight:600}
.sbn a i{display:none}
.sbn a::before{content:'';width:16px;height:16px;border-radius:50%;border:2px solid #8E8E93;flex:none;box-sizing:border-box}
.sbn a.on{background:transparent;color:var(--ink)}
.sbn a.on::before{border:5px solid var(--ink)}
.sbn a:hover{background:var(--xam)}
.sbn label{padding:8px 14px}.sbn input{accent-color:var(--ink)}
/* ---- banner "Phá đảo" ---- */
.phadao{background:#fff;border:1.5px solid var(--pri);border-radius:18px}
.phadao b em{background:var(--xl)}
.phadao .btn{border-radius:999px}
/* ---- thẻ đề ---- */
.de{border:1.5px solid var(--line);border-radius:16px}
a.de:hover{border-color:var(--pri);box-shadow:0 8px 20px -12px color-mix(in srgb,var(--pri) 60%,transparent)}
.fc{background:var(--kem);color:var(--ink);border-radius:12px}
.fc svg{color:var(--pri);width:34px;height:34px}
.de-tt b{color:var(--xanh)}
.nhan,.nhan.moi,.nhan.cu{background:var(--xam);color:var(--ink);font-weight:700}
.dem{background:var(--xam);border:0}
/* ---- lộ trình: tông kem/cam như Study Plan ---- */
.tiep{background:var(--kem);border:1.5px solid var(--pri)}
.tuan .ring{background:conic-gradient(var(--pri) calc(var(--v)*1%),var(--nhat) 0)}
.cot .c i{background:color-mix(in srgb,var(--pri) 55%,#fff)}.cot .c i.du{background:var(--xl)}
.lt-so b{color:var(--pri)}
.chuoi{background:var(--kem);border-color:color-mix(in srgb,var(--pri) 25%,#fff)}
.seg button.on{color:var(--pri)}
/* ---- khác ---- */
.mic{background:var(--pri);color:#fff;box-shadow:0 10px 24px -8px color-mix(in srgb,var(--pri) 80%,transparent)}
.ring{background:conic-gradient(var(--pri) calc(var(--v)*1%),var(--nhat) 0)}
footer{background:var(--xam)}
@media(max-width:640px){body.co-bnav nav.b .mint{display:none}nav.b>.w{min-height:52px}.hero{padding:22px;border-radius:20px}}
nav.b #menu{justify-content:flex-start}
.hn-hero h2,.hn-hero h3,.hn-hero p,.cong-dong h2,.cong-dong p{color:#fff}

/* ---- thoáng hơn, gọn chữ ---- */
.sec{padding:44px 0}.hero{padding:44px}.hero h1{line-height:1.25}.hero p{max-width:34em}
.buoc div span,.card p.small{font-size:.9rem}
.mock-btn{cursor:pointer}
nav.b .acc a.mock-btn,nav.b .acc button.mock-btn{border:1.5px solid var(--pri);color:var(--pri);background:#fff;padding:7px 12px;border-radius:999px;font-weight:700;font-size:.9rem;font-family:inherit}
#toast{position:fixed;left:50%;bottom:84px;transform:translateX(-50%);max-width:min(92vw,420px);background:var(--navy);color:#fff;padding:12px 18px;border-radius:14px;z-index:60;font-size:.92rem;box-shadow:0 10px 30px -10px rgba(0,0,0,.5);text-align:center}
footer .cr-datova{display:block;margin-top:4px;font-size:.78rem;opacity:.75}footer .cr-datova a{color:inherit;text-decoration:underline}
.share-box{margin-top:12px;display:flex;gap:8px;flex-wrap:wrap;align-items:center}.share-box input{flex:1;min-width:200px;font-size:.85rem}
@media(max-width:640px){.sec{padding:30px 0}.hero{padding:24px}nav.b .acc{gap:4px}nav.b .acc a,nav.b .acc button.mock-btn{padding:6px 9px;font-size:.82rem}}
nav.b #menu{flex-wrap:nowrap}@media(max-width:640px){nav.b #menu a{padding:8px 12px;font-size:.84rem}}

/* ======================= 07/10 làm đẹp: nền sạch, bóng nhẹ, chữ to, icon SVG ======================= */
:root{--r:18px;--sh1:0 1px 2px rgba(42,26,16,.05),0 6px 20px -10px rgba(42,26,16,.16);--sh2:0 2px 4px rgba(42,26,16,.06),0 18px 40px -18px rgba(42,26,16,.28)}
body:not(.adm){background:color-mix(in srgb,var(--kem) 40%,#fff);letter-spacing:.005em}
main{padding-top:14px}
svg.ic{width:1.15em;height:1.15em;flex:none;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;vertical-align:-.2em}
/* nút */
.btn{box-shadow:0 6px 16px -8px color-mix(in srgb,var(--pri) 85%,transparent);border-radius:14px;padding:12px 22px;font-weight:700;letter-spacing:0}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 22px -10px color-mix(in srgb,var(--pri) 85%,transparent)}
.btn:active{transform:translateY(0);box-shadow:none}
.btn.gh{box-shadow:none;background:#fff}.btn.gh:hover{background:var(--pri2)}
.btn.sm{padding:8px 14px;border-radius:12px}
.btn.acc{background:var(--pri);color:#fff;border-color:var(--pri)}
.card{box-shadow:var(--sh1);border:1px solid color-mix(in srgb,var(--line) 70%,transparent)}
.tag{border-radius:8px;padding:3px 10px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=search],select,textarea{border-radius:12px;border:1.5px solid var(--line);padding:12px 14px;font-size:1rem;transition:border-color .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{border-color:var(--pri);box-shadow:0 0 0 4px color-mix(in srgb,var(--pri) 14%,#fff)}
form.box,.box{border-radius:22px;box-shadow:var(--sh2);border:0;padding:28px}
/* thanh trên */
nav.b{box-shadow:0 1px 0 var(--line),0 8px 24px -16px rgba(42,26,16,.25)}
nav.b>.w{min-height:60px}
nav.b .logo{font-size:1.1rem}nav.b .logo i{border-radius:12px;width:38px;height:38px}
nav.b .acc a,nav.b .acc a.btn{border-radius:12px;box-shadow:none}
nav.b .acc a.btn,nav.b .acc a.mock-btn,nav.b .acc button.mock-btn{border-radius:12px}
nav.b .acc a.btn:hover{transform:none}
nav.b #menu a{gap:8px}nav.b #menu a svg.ic{width:18px;height:18px}
nav.b .mint{background:color-mix(in srgb,var(--mint) 55%,#fff);border-bottom:1px solid color-mix(in srgb,var(--mint) 80%,#fff)}
nav.b #menu a.on{box-shadow:0 -2px 10px -6px rgba(0,0,0,.2)}
/* hero */
.hero{background:linear-gradient(160deg,var(--kem) 0%,color-mix(in srgb,var(--kem) 60%,#fff) 100%);border:1px solid color-mix(in srgb,var(--pri) 10%,#fff);box-shadow:var(--sh1);border-radius:30px;padding:48px 44px;gap:36px}
.hero h1{font-size:clamp(1.85rem,1.2rem + 2.6vw,3.1rem);line-height:1.18;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.hero h1 em{background:var(--pri);border-radius:12px;padding:0 12px;transform:rotate(-1.5deg)}
.hero p{font-size:1.06rem;line-height:1.7}
.hero>div:first-child>.tag{background:#fff;border:1px solid color-mix(in srgb,var(--pri) 20%,#fff);padding:5px 14px;font-size:.82rem}
.cta{gap:12px}
.cta .btn:first-child{padding:15px 28px;font-size:1.05rem}
.hero .small{color:var(--muted)}
.mock{border-radius:22px;box-shadow:var(--sh2);transform:none!important;border:1px solid var(--line)}
.mock-top{background:var(--kem)}.mock-tag{background:var(--pri)}
.wave i{background:var(--pri)}
/* mục trang chủ */
.sec{padding:52px 0}.sec>h2{font-size:clamp(1.5rem,1.1rem + 1.4vw,2.1rem);letter-spacing:-.015em}
.sec>p.sub{font-size:1.02rem;margin-bottom:22px}
.buoc{gap:16px}
.buoc div{background:#fff;border:1px solid var(--line);box-shadow:var(--sh1);border-radius:20px;padding:22px;gap:6px}
.buoc div i{width:48px;height:48px;border-radius:14px;background:var(--pri2);color:var(--pri);display:grid;place-items:center;margin-bottom:8px}
.buoc div i svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.buoc b{font-size:1.05rem}
.grid.g4>.card,.grid.g3>.card.goi{padding:22px;border-radius:20px}
.grid.g4>.card h3{font-size:1.02rem;display:flex;gap:10px;align-items:center}
.grid.g4>.card h3::before{content:'';width:8px;height:8px;border-radius:50%;background:var(--pri);flex:none}
.cong-dong{border-radius:26px;padding:34px;box-shadow:var(--sh2)}
.cong-dong .btn:not(.acc){background:#fff;color:var(--pri)}
.goi{transition:transform .15s,box-shadow .15s}.goi:hover{transform:translateY(-3px);box-shadow:var(--sh2)}
.goi.noi{box-shadow:var(--sh2);background:linear-gradient(180deg,var(--pri2),#fff 40%)}
.price{font-size:2rem;letter-spacing:-.02em}
.faq details{border-radius:16px;padding:16px 20px;box-shadow:var(--sh1)}.faq summary{font-size:1.02rem}
footer{border-top:1px solid var(--line);background:#fff;padding:30px 0}
/* thanh dưới điện thoại */
#bnav a svg.ic{width:23px;height:23px;margin:2px 0 3px;stroke-width:1.8}
#bnav a.on{background:transparent}
#bnav a.on svg.ic{stroke-width:2.3}
/* danh sách đề, thẻ */
.de{border-radius:18px;box-shadow:var(--sh1)}
.item{border-radius:16px;box-shadow:var(--sh1);padding:15px 18px}
.tiep,.phadao{border-radius:20px;box-shadow:var(--sh1)}
.sbn{box-shadow:var(--sh1)}
/* luyện tập */
.q{font-size:1.5rem;line-height:1.35;font-weight:700;letter-spacing:-.01em}
.mic{width:84px;height:84px;box-shadow:0 14px 30px -10px color-mix(in srgb,var(--pri) 80%,transparent)}
.cue{border-radius:18px;border:1px solid color-mix(in srgb,var(--pri) 15%,#fff)}
.timer{font-size:2rem}
/* kết quả chấm */
.kq{border-radius:24px;box-shadow:var(--sh2);padding:24px;border:0}
.ring.big{width:150px;height:150px;background:conic-gradient(var(--pri) calc(var(--v)*1%),var(--nhat) 0);box-shadow:0 12px 28px -14px color-mix(in srgb,var(--pri) 70%,transparent)}
.ring.big b{width:118px;height:118px;font-size:3.2rem;font-weight:800;color:var(--ink);letter-spacing:-.03em}
.muc-tieu b{font-size:2.3rem;color:var(--ink)}.muc-tieu span{color:var(--xl)}
.kq .crit{gap:14px;margin-top:20px}
.cr{border-radius:18px;border:1px solid var(--line);padding:16px 18px;background:#fff;box-shadow:var(--sh1)}
.cr .h{align-items:center;font-size:.98rem}
.cr .h span{font-size:1.5rem;font-weight:800;color:var(--ink);background:var(--kem);border-radius:12px;padding:0 12px;line-height:1.7;min-width:44px;text-align:center}
.cr .bar{height:10px;margin:10px 0 8px;background:#EFE9E3}
.cr p{font-size:.93rem;line-height:1.55}
.loi{border-radius:0 12px 12px 0}
.row.dinh{border-radius:18px;border:1px solid var(--line)}
.sample{border-radius:18px}
/* thông báo */
.err,.okm,.ok,.note{border-radius:14px;padding:12px 16px;border:1px solid transparent;font-weight:500}
.err{border-color:#F7C9CB}.okm,.ok{border-color:#BFE8D2}.note{border-color:#F3E0A4}
#toast{border-radius:16px;padding:14px 20px;font-weight:600}
/* điện thoại: chữ to, thoáng, nút rõ */
@media(max-width:640px){
  body:not(.adm){font-size:16.5px}
  .w{padding:0 18px}
  nav.b>.w{min-height:56px;padding-top:6px;padding-bottom:6px;flex-wrap:nowrap}
  nav.b .logo{font-size:1rem;min-width:0}nav.b .logo span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  nav.b .logo i{width:34px;height:34px}
  nav.b .acc{flex-wrap:nowrap;gap:6px;flex:none}
  nav.b .acc a.mock-btn,nav.b .acc button.mock-btn,nav.b .acc a[href="#/tai-khoan"]{display:none}
  nav.b .acc a,nav.b .acc a.btn{padding:8px 12px;font-size:.88rem}
  nav.b #menu a{padding:10px 14px;font-size:.9rem}
  .hero{padding:26px 20px;border-radius:24px;margin-top:10px}
  .hero h1{font-size:1.9rem}
  .hero p{font-size:1.02rem}
  .cta{flex-direction:column}.cta .btn{width:100%;padding:14px}
  .sec{padding:34px 0}
  .buoc{grid-template-columns:1fr 1fr;gap:12px}.buoc div{padding:16px}
  .cong-dong{padding:24px;border-radius:22px}.cong-dong .row,.cong-dong .btn{width:100%}
  .q{font-size:1.35rem}
  .kq{padding:18px;border-radius:22px}
  .kq .row:first-child{flex-direction:column;align-items:flex-start;gap:14px!important}
  .ring.big{width:132px;height:132px}.ring.big b{width:102px;height:102px;font-size:2.8rem}
  #bnav{height:68px;border-radius:20px 20px 0 0;border-top:0;box-shadow:0 -8px 28px -10px rgba(42,26,16,.22)}
  #bnav a{font-size:.72rem}
  .row.dinh .btn{flex:1 1 auto}
}

/* ======================= trang quản trị: sidebar trái, thẻ số liệu, bảng gọn ======================= */
body.adm{background:#F6F4F1;--sh1:0 1px 2px rgba(42,26,16,.05),0 6px 18px -12px rgba(42,26,16,.18)}
body.adm nav{position:fixed;left:0;top:0;bottom:0;width:244px;background:#fff;border:0;border-right:1px solid var(--line);backdrop-filter:none;box-shadow:none;overflow-y:auto;z-index:30}
body.adm nav .w{flex-direction:column;align-items:stretch;justify-content:flex-start;flex-wrap:nowrap;gap:18px;padding:20px 14px;max-width:none;min-height:0}
body.adm .logo{padding:0 8px;font-size:1.02rem}
body.adm .logo i{width:38px;height:38px;border-radius:12px}
body.adm .menu{flex-direction:column;align-items:stretch;gap:2px;flex-wrap:nowrap}
body.adm .menu a{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:10px;font-size:.93rem;font-weight:600;color:#5b4a3b}
body.adm .menu a svg.ic{width:18px;height:18px;opacity:.85}
body.adm .menu a:hover{background:#F6F4F1;color:var(--ink)}
body.adm .menu a.on{background:var(--pri2);color:var(--pri)}
body.adm .menu a.on svg.ic{opacity:1}
body.adm .menu a.sep{margin-top:12px;border-top:1px solid var(--line);border-radius:0 0 10px 10px;padding-top:14px}
body.adm main{margin-left:244px;padding:30px 0 60px;min-height:100vh}
body.adm main .w{max-width:1120px;padding:0 32px}
body.adm #app>h2{font-size:1.65rem;letter-spacing:-.02em;margin-bottom:4px}
body.adm #app h3{font-size:1.05rem;margin:26px 0 10px}
body.adm .card{border-radius:14px;border:1px solid var(--line);box-shadow:var(--sh1)}
/* thẻ số liệu */
body.adm .grid.g4{gap:16px}
body.adm .stat{display:flex;flex-direction:column-reverse;justify-content:flex-end;gap:6px;padding:18px 20px;position:relative;overflow:hidden}
body.adm .stat::before{content:'';position:absolute;left:0;top:16px;bottom:16px;width:4px;border-radius:0 4px 4px 0;background:var(--pri)}
body.adm .stat b{font-size:1.85rem;font-weight:800;color:var(--ink);letter-spacing:-.02em;line-height:1.1}
body.adm .stat span{font-size:.82rem;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
/* bảng */
body.adm .tw{border-radius:14px;border:1px solid var(--line);background:#fff;box-shadow:var(--sh1);margin-top:12px}
body.adm table{font-size:.9rem}
body.adm th{background:#FAF8F5;color:var(--muted);font-size:.74rem;font-weight:700;letter-spacing:.05em;padding:11px 14px;border-bottom:1px solid var(--line);white-space:nowrap}
body.adm td{padding:12px 14px;border-bottom:1px solid #F0ECE7;vertical-align:middle}
body.adm tr:nth-child(even) td{background:#FCFAF8}
body.adm tr:hover td{background:color-mix(in srgb,var(--pri) 5%,#fff)}
body.adm tr:last-child td{border-bottom:0}
body.adm td input[type=text],body.adm td input[type=number],body.adm td select,body.adm td textarea{padding:7px 10px;font-size:.88rem;border-radius:9px;border-width:1px;min-width:0}
body.adm td input[type=checkbox]{width:18px;height:18px;accent-color:var(--pri)}
body.adm td .row{flex-wrap:nowrap;gap:6px}
/* nút */
body.adm .btn{box-shadow:none;border-radius:10px;padding:10px 16px;font-size:.9rem;font-weight:600}
body.adm .btn:hover{transform:none;filter:brightness(1.07)}
body.adm .btn.sm{padding:7px 12px;font-size:.84rem;border-radius:9px;white-space:nowrap}
body.adm .btn.gh{background:#fff;color:var(--ink);border:1px solid #D9D2CA}
body.adm .btn.gh:hover{background:#F6F4F1;filter:none}
body.adm .btn.red-o,body.adm .btn.gh.dl,body.adm .btn.gh.d1{color:#B42318;border:1px solid #F1B8B2;background:#fff}
body.adm .btn.red-o:hover,body.adm .btn.gh.dl:hover,body.adm .btn.gh.d1:hover{background:#FEF3F2;filter:none}
body.adm .btn.acc{background:var(--ink);border-color:var(--ink);color:#fff}
/* ô thêm mới */
body.adm .row{gap:10px}
body.adm #app>.row{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;box-shadow:var(--sh1)}
body.adm input[type=text],body.adm input[type=number],body.adm input[type=search],body.adm input[type=email],body.adm input[type=password],body.adm select,body.adm textarea{padding:9px 12px;font-size:.92rem;border-radius:10px;border:1px solid #D9D2CA}
body.adm input[type=search]{background:#fff}
body.adm .okm,body.adm .err,body.adm .note{margin:14px 0 4px;font-size:.92rem;box-shadow:var(--sh1);display:flex;gap:10px;align-items:center}
body.adm .okm::before,body.adm .err::before,body.adm .note::before{content:'';width:8px;height:8px;border-radius:50%;flex:none;background:currentColor}
body.adm .tag{font-size:.74rem;border-radius:6px}
body.adm .muted.small{margin-top:4px}
body.adm .box{margin-top:60px}
@media(max-width:860px){
  body.adm nav{position:sticky;top:0;bottom:auto;width:auto;border-right:0;border-bottom:1px solid var(--line);overflow:visible}
  body.adm nav .w{flex-direction:row;align-items:center;padding:8px 14px;gap:10px;flex-wrap:wrap}
  body.adm .menu{flex-direction:row;justify-content:flex-start;overflow-x:auto;flex:1 1 100%;gap:4px;padding-bottom:4px;scrollbar-width:none}
  body.adm .menu::-webkit-scrollbar{display:none}
  body.adm .menu a{white-space:nowrap;padding:8px 12px;flex:none}
  body.adm .menu a.sep{margin-top:0;border-top:0;padding-top:8px}
  body.adm main{margin-left:0;padding-top:18px}
  body.adm main .w{padding:0 16px}
  body.adm .grid.g4{grid-template-columns:1fr 1fr;gap:12px}
  body.adm .stat{padding:14px 16px}body.adm .stat b{font-size:1.45rem}
  body.adm td .row{flex-wrap:wrap}
}
/* ===== Mr Soup 08/10: xanh coban + cam, ít chữ, icon ghi âm rõ ===== */
:root{--acc-dam:color-mix(in srgb,var(--acc) 78%,#000)}
nav.b .mint{background:var(--pri);border-bottom:0}
nav.b #menu a{color:rgba(255,255,255,.88)}
nav.b #menu a:hover{background:rgba(255,255,255,.14);color:#fff}
nav.b #menu a.on{background:#fff;color:var(--pri)}
nav.b .acc a.btn{color:var(--pri);border-color:var(--pri)}
.btn.acc{background:var(--acc);border-color:var(--acc);color:#fff;box-shadow:0 4px 0 var(--acc-dam)}
.btn.acc:active{box-shadow:0 2px 0 var(--acc-dam)}
.hero h1 em,.phadao b em{background:var(--acc);color:#fff}
.hero h1 em{transform:none}
.phadao{border-color:var(--pri)}
.hn-hero .btn.acc{background:var(--acc);color:#fff;box-shadow:0 4px 0 var(--acc-dam)}
/* nút ghi âm: to, màu cam, có vòng sóng khi chờ, chữ dưới nút */
.mic-w{display:flex;flex-direction:column;align-items:center;gap:6px}
.mic-w span{font-weight:700;font-size:.85rem;color:var(--acc-dam)}
.mic{width:96px;height:96px;background:var(--acc);color:#fff;box-shadow:0 0 0 0 color-mix(in srgb,var(--acc) 45%,transparent),0 14px 30px -10px color-mix(in srgb,var(--acc) 85%,transparent);animation:moi 2s infinite}
.mic svg{width:42px;height:42px}
.mic.live{background:var(--bad);animation:p 1.4s infinite}
@keyframes moi{0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--acc) 45%,transparent),0 14px 30px -10px color-mix(in srgb,var(--acc) 85%,transparent)}70%{box-shadow:0 0 0 18px transparent,0 14px 30px -10px color-mix(in srgb,var(--acc) 85%,transparent)}100%{box-shadow:0 0 0 0 transparent,0 14px 30px -10px color-mix(in srgb,var(--acc) 85%,transparent)}}
@media(prefers-reduced-motion:reduce){.mic{animation:none}}
/* tab Thêm */
.g-them{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;margin-top:16px}
.o-them{display:flex;flex-direction:column;gap:4px;background:#fff;border:1.5px solid var(--line);border-radius:20px;padding:20px;transition:border-color .15s,transform .15s}
.o-them:hover{border-color:var(--pri);transform:translateY(-2px)}
.o-them i{width:52px;height:52px;border-radius:16px;background:var(--pri2);color:var(--pri);display:grid;place-items:center;margin-bottom:8px;font-style:normal;font-size:1.5rem}
.o-them i svg.ic{width:26px;height:26px}
.o-them span{color:var(--muted);font-size:.88rem}
@media(max-width:640px){.g-them{grid-template-columns:1fr 1fr;gap:10px}.o-them{padding:14px}}
.tic svg.ic,.tiep i svg.ic{width:22px;height:22px;color:var(--pri)}
:root{--ink:#0E1A33;--navy:#0E1A33;--muted:#5B6478}
/* chọn giọng + tốc độ */
.chon-giong{display:inline-flex;gap:6px;flex-wrap:wrap;align-items:center;margin:6px 0}
.chon-giong select{width:auto;padding:6px 10px;border-radius:999px;border:1.5px solid var(--line);background:#fff;font-size:.85rem;font-weight:600;color:var(--pri)}
/* ===== Động lực học (08/10) ===== */
.dl-hero{display:flex;gap:22px;align-items:center;background:linear-gradient(135deg,var(--pri),color-mix(in srgb,var(--pri) 70%,#000));color:#fff;border-radius:24px;padding:24px;margin-bottom:16px;flex-wrap:wrap}
.dl-lua{display:flex;flex-direction:column;align-items:center;min-width:120px}
.dl-lua span{font-size:3rem;line-height:1;animation:lua 1.6s ease-in-out infinite}
.dl-lua b{font-size:3.2rem;line-height:1.05;font-weight:800}.dl-lua em{font-style:normal;opacity:.85;font-size:.9rem}
@keyframes lua{50%{transform:scale(1.12) rotate(-4deg)}}@media(prefers-reduced-motion:reduce){.dl-lua span{animation:none}}
.dl-hero-r{flex:1;min-width:220px}.dl-hero-r h2{color:#fff;margin-bottom:6px}.dl-hero-r p{opacity:.95;margin:4px 0}.dl-hero-r .mo{opacity:.7}
.dl-hero-r .btn{margin-top:10px}
.dl-khen{border:2px solid var(--acc);margin-bottom:16px}.dl-khen>div{padding:8px 0;border-top:1px dashed var(--line)}.dl-khen>div:first-of-type{border-top:0}
.dl-khen p{font-size:1.02rem}.dl-khen .moi p{font-weight:700}a.dl-khen h3{color:var(--acc-dam)}
.dl-so{margin-bottom:16px}
.dl-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.dl-lich{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;margin-top:10px}
.dl-lich i,.dl-chu i{aspect-ratio:1;border-radius:8px;background:#EEF1F6;display:grid;place-items:center;font-style:normal;font-size:.8rem;color:var(--pri)}
.dl-lich i.hoc,.dl-chu i.hoc{background:var(--acc)}.dl-lich i.giu,.dl-chu i.giu{background:#DCE8FF}
.dl-lich i.nay{outline:2px solid var(--pri);outline-offset:1px}
.dl-chu{display:flex;gap:14px;flex-wrap:wrap;margin-top:10px;font-size:.8rem;color:var(--muted)}.dl-chu span{display:flex;align-items:center;gap:6px}.dl-chu i{width:16px;height:16px;font-size:.6rem}
.dl-ts .dl-ts2{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}.dl-ts2>div{background:var(--pri2);border-radius:14px;padding:10px;display:flex;flex-direction:column;gap:4px}
.dl-ts audio{width:100%;height:36px}.dl-loi{margin-top:10px;font-weight:700;color:var(--acc-dam)}
.dl-h{margin:8px 0 10px}
.dl-hh{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin-bottom:18px}
.dl-hh>div{background:#fff;border:1.5px solid var(--line);border-radius:16px;padding:12px;display:flex;flex-direction:column;gap:2px;filter:grayscale(1);opacity:.6}
.dl-hh>div.dat{filter:none;opacity:1;border-color:var(--acc);box-shadow:0 6px 16px -10px var(--acc)}
.dl-hh i{font-style:normal;font-size:1.8rem}.dl-hh b{font-size:.92rem}.dl-hh span{font-size:.78rem;color:var(--muted)}
.dl-hh em{display:block;height:6px;background:#E6EAF2;border-radius:6px;margin-top:6px;overflow:hidden}.dl-hh em u{display:block;height:100%;background:var(--pri)}
.dl-diem h3 span{color:var(--acc-dam);font-size:1.4rem}
.dl-bx ol{list-style:none;margin-top:8px}.dl-bx li{display:flex;align-items:center;gap:10px;padding:7px 8px;border-radius:10px}
.dl-bx li span{width:28px;text-align:center;font-weight:800}.dl-bx li b{flex:1}.dl-bx li em{font-style:normal;color:var(--muted);font-size:.88rem}
.dl-bx li.toi{background:var(--pri2)}
.dl-mung{background:linear-gradient(135deg,#FFF4EA,#FFE7D1);border:2px solid var(--acc);border-radius:18px;padding:14px 16px;margin:18px 0 0;animation:mung .5s ease-out}
.dl-mung p{font-weight:700;margin:2px 0}.dl-mung a{color:var(--pri);font-weight:700}
@keyframes mung{from{transform:scale(.92);opacity:0}}
@media(max-width:720px){.dl-2{grid-template-columns:1fr}.dl-hero{padding:18px;gap:14px}.dl-lua b{font-size:2.6rem}.dl-ts .dl-ts2{grid-template-columns:1fr}}
.dl-lich{grid-template-columns:repeat(7,minmax(0,38px));justify-content:start}
@media(max-width:720px){.dl-so{grid-template-columns:1fr 1fr!important;gap:10px}.dl-so .stat{padding:12px}.dl-hh{grid-template-columns:1fr 1fr}}

/* menu xổ Bài học (09/10) */
#dd-bh{position:fixed;z-index:60;display:none;min-width:290px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 12px 32px rgba(14,22,48,.16);padding:6px}
#dd-bh.mo{display:block}
#dd-bh a{display:flex;gap:12px;align-items:flex-start;padding:10px 12px;border-radius:10px;color:var(--ink);text-decoration:none}
#dd-bh a:hover{background:var(--pri2)}#dd-bh a svg{flex:none;margin-top:3px;color:var(--pri)}
#dd-bh b{display:block;font-size:.95rem}#dd-bh small{color:var(--muted);font-size:.8rem}
nav.b .logo img{height:44px;width:auto}@media(max-width:640px){nav.b .logo img{height:32px}nav.b .logo{gap:6px}}
/* linh vật Chicken Soup (10/10) */
.mock-wrap{position:relative}.ga-chao{position:absolute;right:-18px;top:-78px;width:130px;height:auto;pointer-events:none;z-index:2;filter:drop-shadow(0 8px 14px rgba(0,0,0,.18))}
.ga-dl{width:120px;height:auto;margin-left:auto;align-self:flex-end;margin-bottom:-24px}
@media(max-width:720px){.mock-wrap{margin-top:46px}.ga-chao{width:92px;top:-62px;right:auto;left:-8px}.ga-dl{width:88px;margin-bottom:-18px}}
/* slogan Chicken Soup for Speaking */
.ga-noi{position:absolute;right:96px;top:-70px;z-index:3;background:#fff;color:var(--pri);font-weight:700;font-size:.82rem;line-height:1.3;padding:8px 12px;border-radius:14px;box-shadow:var(--sh1,0 4px 14px rgba(0,0,0,.12));max-width:190px;pointer-events:none}
.ga-noi:after{content:"";position:absolute;right:-7px;top:18px;border:7px solid transparent;border-left-color:#fff;border-right:0}
.slogan-the{display:flex;gap:14px;align-items:center;margin:8px 0 16px;background:linear-gradient(135deg,var(--pri),color-mix(in srgb,var(--pri) 70%,#000));color:#fff}
.slogan-the img{width:64px;height:64px;flex:none}.slogan-the b{display:block;font-size:1.15rem}.slogan-the span{opacity:.9;font-size:.9rem}
@media(max-width:720px){.ga-noi{right:auto;left:78px;top:-56px;font-size:.76rem;max-width:170px}.ga-noi:after{right:auto;left:-7px;border-left:0;border-right-color:#fff;border-left-color:transparent}}
/* gà chào nhún lên xuống */
.ga-chao{animation:ga-nhun 2.6s ease-in-out infinite;transform-origin:50% 100%}
@keyframes ga-nhun{0%,100%{transform:translateY(0) rotate(0)}25%{transform:translateY(-10px) rotate(-3deg)}50%{transform:translateY(0) rotate(0)}75%{transform:translateY(-6px) rotate(2deg)}}
@media(prefers-reduced-motion:reduce){.ga-chao{animation:none}}
/* chân trang: logo Datova nổi bật */
footer .cr-datova{display:block;margin-top:14px;opacity:1;font-size:.85rem}
footer .cr-datova a{display:inline-flex;align-items:center;gap:10px;padding:7px 16px 7px 14px;border:1px solid #DDE3EE;border-radius:999px;background:#fff;color:#4A5568;text-decoration:none;font-weight:600;box-shadow:0 2px 8px rgba(0,0,0,.05);transition:.2s}
footer .cr-datova a:hover{border-color:#7CB518;box-shadow:0 4px 14px rgba(124,181,24,.25);transform:translateY(-1px)}
footer .cr-datova img{height:44px;margin:-8px 0;width:auto;display:block}
/* 10/10 trang chủ gọn */
.sec{padding:36px 0}
.hero{padding:36px 40px}
.hero h1{font-size:clamp(1.8rem,1.1rem + 2.2vw,2.7rem)}
.hero .cta{gap:10px}
.hero .small a{color:var(--pri);font-weight:700}
.buoc-gon{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:18px}
.buoc-gon span{display:inline-flex;align-items:center;gap:7px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 13px 6px 7px;font-weight:700;font-size:.9rem;color:var(--ink)}
.buoc-gon i{width:26px;height:26px;border-radius:50%;background:var(--pri2);color:var(--pri);display:grid;place-items:center}
.buoc-gon i svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.buoc-gon>b{color:var(--muted);font-weight:400}
.loi-gon{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:16px}
.loi-gon div{display:grid;grid-template-columns:40px 1fr;column-gap:12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px 14px}
.loi-gon i{grid-row:span 2;width:40px;height:40px;border-radius:12px;background:var(--pri2);color:var(--pri);display:grid;place-items:center}
.loi-gon i svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.loi-gon b{font-size:.95rem;line-height:1.2}.loi-gon span{font-size:.82rem;color:var(--muted)}
.cong-dong{padding:24px 30px}
.faq-gon{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px;align-items:start}
.faq-gon details{padding:12px 16px;margin:0}
@media(max-width:900px){.loi-gon{grid-template-columns:1fr 1fr}.faq-gon{grid-template-columns:1fr}}
@media(max-width:640px){.sec{padding:26px 0}.hero{padding:22px 18px}.loi-gon{gap:8px}.loi-gon div{grid-template-columns:34px 1fr;padding:10px;column-gap:9px}.loi-gon i{width:34px;height:34px}.buoc-gon span{font-size:.82rem;padding:5px 10px 5px 5px}.buoc-gon>b{display:none}}
.buoc-gon{gap:6px}.buoc-gon>b{display:none}.buoc-gon span{font-size:.85rem;padding:5px 11px 5px 5px}
/* chân trang gọn */
footer{padding:18px 0!important;font-size:.8rem}
footer .cr-datova{margin-top:8px;font-size:.75rem}
footer .cr-datova a{gap:6px;padding:3px 10px 3px 10px;box-shadow:none}
footer .cr-datova img{height:30px;margin:-6px 0}
/* chân trang 1 dòng */
footer{padding:10px 0!important;font-size:.74rem;line-height:1.5}
footer br{display:none}
footer .cr-datova{display:inline-flex;margin:0 0 0 8px;vertical-align:middle;font-size:.72rem}
footer .cr-datova a{padding:0 8px;border-radius:999px;gap:4px}
footer .cr-datova img{height:22px;margin:-4px 0}
footer #foot>i::after{content:" · ";font-style:normal}
/* 11/10 rà điện thoại */
@media(max-width:760px){
  body.co-bnav .lien-he{display:none} /* đã đăng nhập: chat Zalo/Messenger nằm trong tab Thêm, bỏ nút nổi cho khỏi che nội dung */
  body:not(.co-bnav) .lien-he{bottom:14px;gap:6px}
  body:not(.co-bnav){padding-bottom:110px} /* chừa chỗ 2 nút nổi (2x40 + gap + lề) */
  body:not(.co-bnav) .lien-he a{width:40px!important;height:40px!important;box-shadow:0 4px 12px rgba(0,0,0,.18)}
}
@media(max-width:420px){
  nav.b .acc{gap:4px}
  nav.b .acc a,nav.b .acc .btn{padding:6px 9px!important;font-size:.8rem!important}
  nav.b .logo{gap:6px}
}
@media(max-width:420px){
  nav.b>.w{gap:6px;padding-left:12px;padding-right:12px}
  nav.b .logo span{font-size:.9rem}
  nav.b .logo img{width:30px;height:30px}
  #nut-lang{padding:4px 8px!important;font-size:.72rem!important}
  nav.b .acc a,nav.b .acc .btn{padding:5px 8px!important;font-size:.76rem!important}
}
@media(max-width:760px){body:not(.co-bnav) #app{padding-bottom:64px}}

/* 13/10: điện thoại, chưa có thanh dưới: menu hiện đủ mục (lưới icon trên chữ dưới), không phải vuốt ngang */
@media(max-width:640px){
  body:not(.co-bnav) nav.b #menu{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(0,1fr);gap:1px;overflow:visible;padding:6px 4px 0}
  body:not(.co-bnav) nav.b #menu a{flex-direction:column;justify-content:center;gap:2px;padding:7px 0 6px;font-size:.62rem;letter-spacing:-.01em;white-space:nowrap;line-height:1.15;text-align:center;border-radius:10px 10px 0 0;min-width:0}
  body:not(.co-bnav) nav.b #menu a svg.ic{width:20px;height:20px}
}
@media(max-width:640px){body:not(.co-bnav) nav.b #menu a:not(:has(svg)){justify-content:flex-end}}

/* ===== 13/10 góp ý anh Cảnh ===== */
:root{--cam-nhat:color-mix(in srgb,var(--acc,#FF7A1A) 12%,#fff);--cam-vien:color-mix(in srgb,var(--acc,#FF7A1A) 70%,#fff)}
/* 1. Mục quan trọng nổi, phần phụ nhạt */
.tiep{position:relative;background:var(--cam-nhat);border:2px solid var(--acc,#FF7A1A);box-shadow:0 10px 24px -14px color-mix(in srgb,var(--acc,#FF7A1A) 70%,transparent)}
.tiep b{font-weight:800}.tiep .qt{position:absolute;top:-11px;left:16px;font-style:normal;font-size:.72rem;font-weight:800;letter-spacing:.02em;background:var(--acc,#FF7A1A);color:#fff;padding:2px 10px;border-radius:999px}
.tiep .btn.acc{font-weight:800}
.phadao{background:var(--cam-nhat);border:1.5px solid var(--cam-vien)}.phadao b{font-weight:800}
.lt-so .muc-tieu{background:var(--cam-nhat);border:1.5px solid var(--acc,#FF7A1A);border-radius:12px;padding:6px 4px}.lt-so .muc-tieu span{color:var(--ink);font-weight:700}.lt-so .muc-tieu b{font-size:1.45rem;color:var(--acc,#FF7A1A)}
.lt-so div:not(.muc-tieu) b{font-size:1.05rem;color:var(--ink);font-weight:700}
.ap .ap-buoc .dich{background:var(--cam-nhat);border-width:2px}.ap .ap-buoc .dich b{font-size:1.15rem;font-weight:800}.ap .ap-buoc .nay{border-width:2px}
.tuan{border-color:color-mix(in srgb,var(--pri) 45%,#fff)}.tuan .tag{background:var(--acc,#FF7A1A);color:#fff;font-weight:800}
.lt-ds .item .small.muted,.lt-ds .tag{opacity:.8}.lt-ds .item b{font-weight:600}
.chuoi{opacity:.92}.chuoi b{font-size:1.5rem}
.cot .c.nay span{font-weight:800}
.card h3{font-weight:800}
.card .muted.small,.lt .muted.small{color:#8a93a6}
.btn.acc{font-weight:800}
.note{background:var(--cam-nhat);border-color:var(--cam-vien)}
/* 4. Thẻ đề colorful */
.fc{color:var(--c-ic,var(--pri));background:var(--c-bg,#E3EEFF)}
.fc svg{width:34px;height:34px;color:var(--c-ic,var(--pri));stroke-width:2.2}.fc b{color:var(--ink)}.fc span{color:var(--c-ic)}
.fc.c0{--c-bg:#E3EEFF;--c-ic:#0047AB}.fc.c1{--c-bg:#FFE9D6;--c-ic:#E8650A}.fc.c2{--c-bg:#DDF5EE;--c-ic:#0B8A6E}
.fc.c3{--c-bg:#EDE7FF;--c-ic:#6A45D6}.fc.c4{--c-bg:#FFE4EC;--c-ic:#D6336C}.fc.c5{--c-bg:#FFF3C4;--c-ic:#9A6200}
.nhan,.nhan.thuong_gap{background:#E3EEFF;color:#0047AB}.nhan.moi{background:#FFE9D6;color:#C2410C}.nhan.cu{background:#EDE7FF;color:#5B3BC4}
.de.thi{border-left:4px solid var(--cam-vien)}
/* 5. Lịch tháng Mock test */
.mk-cal{background:#fff;border:1.5px solid var(--line);border-radius:18px;padding:14px;max-width:460px}
.mk-cal-h{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.mk-cal-h b{font-size:1.08rem}
.mk-nav{width:38px;height:38px;border-radius:50%;border:1.5px solid var(--line);background:#fff;font-size:1.3rem;font-weight:800;line-height:1;color:var(--pri)}.mk-nav:disabled{opacity:.3;cursor:not-allowed}
.mk-cal-w,.mk-cal-g{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:4px}
.mk-cal-w span{text-align:center;font-size:.74rem;font-weight:700;color:var(--muted);padding:4px 0}
.mk-cd{aspect-ratio:1/1;max-height:56px;border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;border:1.5px solid transparent;background:transparent;padding:0;min-width:0}
.mk-cd b{font-size:.95rem;font-weight:700}.mk-cd i{font-style:normal;font-size:.62rem;font-weight:800;line-height:1;background:var(--cam-nhat);color:var(--acc,#E8650A);border-radius:999px;padding:1px 6px}
.mk-cd.has{background:var(--pri2,#EEF4FF);border-color:color-mix(in srgb,var(--pri) 30%,#fff);cursor:pointer;color:var(--ink)}.mk-cd.has:hover{border-color:var(--pri)}
.mk-cd.has.on{background:var(--pri);border-color:var(--pri);color:#fff}.mk-cd.has.on b{color:#fff}.mk-cd.has.on i{background:#fff;color:var(--pri)}
.mk-cd.off{opacity:.35;pointer-events:none;color:var(--muted);cursor:not-allowed}.mk-cd.nay:not(.on){outline:2px solid var(--acc,#FF7A1A);outline-offset:-3px}
.mk-cd.blank{pointer-events:none}.mk-cal-n{margin:10px 0 0;font-size:.74rem;color:#8a93a6}
@media(max-width:520px){.mk-cal{padding:10px}.mk-cd{max-height:48px;border-radius:10px}.mk-cd b{font-size:.88rem}}
#tiep h3{margin-bottom:18px!important}

/* 13/10 gà Mr Soup trong ô thẻ đề: icon chủ đề thu nhỏ thành huy hiệu tròn góc dưới phải */
.fc{width:92px}
.fc .fc-g{position:relative;width:60px;height:60px;flex:none}
.fc .fc-g img{display:block;width:60px;height:60px;object-fit:contain}
.fc .fc-g .fc-b{position:absolute;right:-6px;bottom:-4px;width:26px;height:26px;border-radius:50%;background:#fff;border:2px solid var(--c-ic,var(--pri));display:grid;place-items:center;font-style:normal;box-shadow:0 1px 3px rgba(0,0,0,.18)}
.fc .fc-g .fc-b svg{width:15px;height:15px;stroke-width:2.4}
@media(max-width:560px){.fc{width:72px}.fc .fc-g,.fc .fc-g img{width:46px;height:46px}.fc .fc-g .fc-b{width:22px;height:22px;right:-6px}.fc .fc-g .fc-b svg{width:13px;height:13px}}