/* Phong cách app sàn giao dịch: nền đen mặc định, phẳng, đơn sắc; màu chỉ dùng cho tăng (xanh) / giảm (đỏ). */
:root{color-scheme:dark;--page:#000;--surface:#111;--surface2:#1b1b1b;--ink:#f5f5f5;--ink2:#c2c2c2;--muted:#7d7d7d;--grid:#232323;
--up:#1fbf75;--down:#f0506e;--up-bg:rgba(31,191,117,.14);--down-bg:rgba(240,80,110,.14);--warn:#f2a900;--warn-bg:rgba(242,169,0,.14);
--blue:#3d8ef0;--radius:8px;--btn:#2b2b2b;--btn-hover:#363636}
:root[data-theme=light]{color-scheme:light;--page:#f4f4f4;--surface:#fff;--surface2:#f4f4f4;--btn:#ececec;--btn-hover:#e0e0e0;--ink:#111;--ink2:#444;--muted:#8a8a8a;--grid:#ebebeb;
--up:#0b9d58;--down:#d8334f;--up-bg:rgba(11,157,88,.10);--down-bg:rgba(216,51,79,.10);--warn:#c98a00;--warn-bg:rgba(242,169,0,.14)}
*{box-sizing:border-box}
html,body{margin:0;background:var(--page);color:var(--ink);font:14px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",sans-serif;-webkit-text-size-adjust:100%}
button{font-family:inherit}
.wrap{max-width:960px;margin:0 auto;padding:0 12px calc(76px + env(safe-area-inset-bottom))}
.hidden{display:none!important}
.num{font-variant-numeric:tabular-nums}
.up{color:var(--up)}.down{color:var(--down)}.muted{color:var(--muted);font-size:13px}
.learn-now{display:flex;align-items:center;gap:8px;padding:4px 0 8px}.learn-now .dot{width:8px;height:8px;border-radius:50%;background:var(--up);animation:blink 1.2s infinite}
@keyframes blink{50%{opacity:.25}}@media (prefers-reduced-motion:reduce){.learn-now .dot{animation:none}}
.q-item{padding:10px 0;border-bottom:1px solid var(--grid)}.q-item:last-of-type{border-bottom:0}
.q-top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;font-size:14px}
.q-tag{flex:0 0 auto;font-size:12px;padding:2px 8px;border-radius:10px;background:var(--surface2);color:var(--ink2);white-space:nowrap}
.q-tag.warn{color:var(--warn);background:var(--warn-bg)}.q-tag.up{color:var(--up);background:var(--up-bg)}.q-tag.down{color:var(--down);background:var(--down-bg)}
.q-hyp{color:var(--muted);font-size:13px;margin-top:4px}.q-res{font-size:13px;margin-top:4px}.q-btns{display:flex;gap:8px;margin-top:8px}
.lbar{height:6px;border-radius:3px;background:var(--grid);overflow:hidden;margin:6px 0 2px}.lbar i{display:block;height:100%;background:var(--up)}
b{font-weight:650}

/* thanh chế độ */
.modebar{position:sticky;top:0;z-index:7;padding:7px 12px;font-size:13px;font-weight:650;text-align:center;color:#fff;background:#3a3a3a;letter-spacing:.01em}
.modebar.demo{background:var(--blue)}.modebar.live{background:#d8334f}.modebar small{font-weight:400;opacity:.85}
.lostbar{position:sticky;top:33px;z-index:7;padding:7px 12px;background:var(--down);color:#fff;font-size:13px;text-align:center}

header{display:flex;align-items:center;justify-content:space-between;padding:12px 4px 8px}
h1{font-size:17px;margin:0;font-weight:700}
.hdr-r{display:flex;align-items:center;gap:6px}.upd{font-size:12px;color:var(--muted)}
.iconbtn{width:34px;height:34px;border-radius:50%;border:0;background:var(--btn);color:var(--ink2);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;padding:0}
.iconbtn svg,.eye svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

/* thanh thông báo trạng thái (thu gọn) */
.notice{display:flex;align-items:center;gap:10px;background:var(--surface);border-radius:var(--radius);padding:10px 12px;margin-bottom:8px;cursor:pointer}
.notice .dot{flex:0 0 8px;height:8px;border-radius:50%;background:var(--up)}
.notice.yellow{background:var(--warn-bg)}.notice.yellow .dot{background:var(--warn)}
.notice.red{background:var(--down-bg)}.notice.red .dot{background:var(--down)}
.notice .t{flex:1;min-width:0}.notice .t b{margin-right:6px}.notice .chev{color:var(--muted);transition:transform .15s}
.notice.open .chev{transform:rotate(90deg)}
.notice-more{background:var(--surface);border-radius:var(--radius);padding:4px 12px 10px 30px;margin:-6px 0 8px;font-size:13px;color:var(--ink2)}
.notice-more div{padding-top:6px}

/* khối Tài sản */
.hero{background:var(--surface);border-radius:var(--radius);padding:16px 14px 12px;margin-bottom:8px}
.hero-l{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:13px}
.eye{border:0;background:none;color:var(--muted);padding:2px;cursor:pointer;display:inline-flex}
.hero-v{font-size:32px;font-weight:700;letter-spacing:-.02em;margin:4px 0 2px;font-variant-numeric:tabular-nums}
.hero-d{font-size:14px;color:var(--ink2);display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:14px;padding-top:12px;border-top:1px solid var(--grid)}
.stats .l{display:flex;align-items:center;gap:4px;font-size:12px;color:var(--muted)}
.stats b{display:block;font-size:15px;margin-top:2px;font-variant-numeric:tabular-nums}
.info{border:0;background:none;color:var(--muted);cursor:pointer;padding:0 2px;font-size:12px;line-height:1}
.help{font-size:13px;color:var(--ink2);background:var(--surface2);border-radius:6px;padding:8px 10px;margin-top:8px}

/* thẻ chung + tab chữ gạch chân */
.card{background:var(--surface);border-radius:var(--radius);padding:12px 14px;margin-bottom:8px}
.card-h{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:8px;flex-wrap:wrap}
.card-h h3{font-size:15px;margin:0;font-weight:650}
/* nút chia đôi kiểu Mua | Bán trên app sàn: hộp xám bo góc, mục đang chọn tô nền xanh chữ trắng */
.ttabs{display:flex;background:var(--btn);border-radius:8px;padding:3px;margin:0 0 6px}
.ttabs button{flex:1;background:transparent;border:0;border-radius:6px;padding:8px 6px;min-height:36px;font-size:14px;font-weight:600;
color:var(--muted);cursor:pointer;transition:background .15s,color .15s}
.ttabs button.on{background:var(--up);color:#fff}
.rtabs{display:flex;gap:4px}
.rtabs button{background:none;border:0;padding:4px 8px;border-radius:4px;font-size:13px;color:var(--muted);cursor:pointer;min-height:30px}
.rtabs button.on{color:var(--ink);background:var(--surface2);font-weight:650}

/* vị thế */
.pos{padding:12px 0;border-bottom:1px solid var(--grid)}.pos:last-child{border-bottom:0}
.pos-top{display:flex;align-items:center;gap:8px}
.sym{font-size:16px;font-weight:700}.sym small{font-size:12px;font-weight:400;color:var(--muted);margin-left:4px}
.tag{font-size:12px;font-weight:600;padding:1px 6px;border-radius:4px}.tag.up{background:var(--up-bg)}.tag.down{background:var(--down-bg)}
.age{margin-left:auto;font-size:12px;color:var(--muted)}
.pos-pnl{display:flex;justify-content:space-between;align-items:flex-end;margin:8px 0 6px}
.pos-pnl .l,.g .l{font-size:12px;color:var(--muted)}
.pos-pnl .v{font-size:20px;font-weight:700;font-variant-numeric:tabular-nums}.pos-pnl .r{text-align:right}.pos-pnl .r .v{font-size:15px}
.g{display:grid;grid-template-columns:repeat(3,1fr);gap:8px 10px}
.g>div{display:flex;flex-direction:column}.g span:last-child{font-variant-numeric:tabular-nums;font-size:14px}
.g>div:nth-child(3n){text-align:right}.g>div:nth-child(3n+2){text-align:center}
.rail{position:relative;height:4px;border-radius:2px;margin:14px 0 6px;background:var(--grid)}
.rail .lo{position:absolute;top:0;bottom:0;background:var(--down);opacity:.55;border-radius:2px 0 0 2px}
.rail .hi{position:absolute;top:0;bottom:0;background:var(--up);opacity:.55;border-radius:0 2px 2px 0}
.rail .now{position:absolute;top:-5px;width:14px;height:14px;margin-left:-7px;border-radius:50%;background:var(--ink);border:3px solid var(--surface)}
.plain{font-size:13px;color:var(--ink2);margin-top:6px}
.pos-act{display:flex;gap:8px;margin-top:10px}.btn.sm{flex:1;min-height:36px;padding:8px 14px;font-size:14px}
.btn:disabled{opacity:.5}
.btn.sell,.btn.sell:hover{background:var(--down);color:#fff}.btn.buy,.btn.buy:hover{background:var(--up);color:#fff}
/* bảng đóng lệnh với thanh kéo 0–100% */
.closer{margin-top:10px;padding:12px;background:var(--surface2);border-radius:8px}
.closer .top{display:flex;justify-content:space-between;font-size:13px;color:var(--muted)}.closer .top b{color:var(--ink)}
.sl{position:relative;height:28px;margin:22px 8px 0}
.sl .line,.sl .fill{position:absolute;left:0;top:13px;height:2px;background:var(--grid)}.sl .line{right:0}.sl .fill{background:var(--ink)}
.sl .dot{position:absolute;top:9px;width:10px;height:10px;margin-left:-5px;border-radius:50%;background:var(--surface2);border:2px solid var(--muted)}
.sl .dot.on{border-color:var(--ink);background:var(--ink)}
.sl .knob{position:absolute;top:5px;width:18px;height:18px;margin-left:-9px;border-radius:50%;background:var(--surface2);border:3px solid var(--ink);pointer-events:none}
.sl .bubble{position:absolute;top:-22px;transform:translateX(-50%);background:var(--ink);color:var(--page);font-size:11px;font-weight:650;padding:2px 6px;border-radius:4px;pointer-events:none;white-space:nowrap}
.sl input{position:absolute;left:-9px;right:-9px;top:0;width:calc(100% + 18px);height:100%;margin:0;opacity:0;cursor:pointer}
.marks{display:flex;justify-content:space-between;margin:0 -4px 6px}.marks button{background:none;border:0;color:var(--muted);font-size:12px;padding:6px 4px;cursor:pointer}
.cinfo{font-size:13px;color:var(--ink2);margin:4px 0 10px}
.lockrow{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:0 0 10px;font-size:13px;color:var(--muted)}
.lockrow:empty{display:none}.lockopts{display:flex;flex-wrap:wrap;gap:6px}
.lockopts button{border:1px solid var(--grid);background:none;color:var(--ink2);border-radius:14px;font-size:12px;padding:5px 10px;cursor:pointer}
.lockopts button.on{background:var(--ink);color:var(--surface);border-color:var(--ink)}
.toast{position:fixed;left:12px;right:12px;bottom:calc(68px + env(safe-area-inset-bottom));z-index:9;background:var(--ink);color:var(--page);border-radius:8px;padding:12px 14px;font-size:14px;box-shadow:0 6px 20px rgba(0,0,0,.4);max-width:520px;margin:0 auto}
.sum{font-size:13px;color:var(--muted);padding-top:10px}

/* danh sách (lịch sử, thị trường) */
.row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--grid)}.row:last-child{border-bottom:0}
.row .c1{flex:1;min-width:0}.row .c1 b{font-size:15px}.row .c1 .s{font-size:12px;color:var(--muted)}
.row .c2{text-align:right;font-variant-numeric:tabular-nums}.row .c2 .s{font-size:12px;color:var(--muted)}
.row.head{padding:4px 0;font-size:12px;color:var(--muted);border-bottom:1px solid var(--grid)}
.pill{display:inline-block;min-width:70px;text-align:center;padding:5px 6px;border-radius:4px;font-weight:650;font-variant-numeric:tabular-nums;color:#fff}
.pill.up{background:var(--up)}.pill.down{background:var(--down)}.pill.flat{background:var(--surface2);color:var(--ink2)}
.tdot{display:inline-block;width:6px;height:6px;border-radius:50%;margin-right:4px;vertical-align:1px;background:var(--muted)}
.tdot.bull{background:var(--up)}.tdot.bear{background:var(--down)}
.gauge{height:4px;border-radius:2px;background:linear-gradient(90deg,var(--down),var(--warn),var(--up));position:relative;margin:8px 0 4px}
.gauge i{position:absolute;top:-4px;width:12px;height:12px;margin-left:-6px;border-radius:50%;background:var(--ink);border:2px solid var(--surface)}
.kv{display:flex;justify-content:space-between;gap:10px;padding:9px 0;border-bottom:1px solid var(--grid);font-size:14px}.kv:last-child{border-bottom:0}.kv span:first-child{color:var(--muted)}
details{margin-top:6px}summary{cursor:pointer;color:var(--ink2);font-size:13px;padding:6px 0}
.headlines div{font-size:13px;color:var(--ink2);padding:4px 0}

/* biểu đồ */
.chart{position:relative;width:100%;height:200px}.chart.small{height:70px}
.chart svg{width:100%;height:100%;display:block}
.tip{position:absolute;pointer-events:none;background:var(--surface2);color:var(--ink);border-radius:6px;padding:6px 9px;font-size:12px;white-space:nowrap;display:none;box-shadow:0 4px 14px rgba(0,0,0,.35)}

/* các tab khác */
.btns{display:flex;flex-wrap:wrap;gap:8px}
.btn{border:0;background:var(--btn);color:var(--ink);border-radius:999px;padding:10px 18px;font-size:14px;font-weight:600;cursor:pointer;min-height:40px;transition:background .15s}
.btn:hover{background:var(--btn-hover)}
.btn.primary{background:var(--ink);color:var(--page)}.btn.danger{background:var(--down-bg);color:var(--down)}
.btn.primary:hover{opacity:.9;background:var(--ink)}.btn.danger:hover{background:var(--down-bg);opacity:.85}
.group{padding:12px 0;border-bottom:1px solid var(--grid)}.group:last-child{border-bottom:0}.group p{margin:0 0 10px;font-size:13px;color:var(--ink2)}
input[type=password],input[type=text],input[type=search]{width:100%;padding:12px;border-radius:6px;border:1px solid var(--grid);background:var(--surface2);color:var(--ink);font-size:16px}
#login{max-width:360px;margin:18vh auto 0;padding:0 16px}
.md{font-size:13px}.md h1{font-size:15px;margin:0 0 8px}.md h2{font-size:14px;margin:14px 0 6px;color:var(--ink2)}
.md table{border-collapse:collapse;margin:6px 0;font-size:12px}.md th,.md td{padding:4px 6px;border-bottom:1px solid var(--grid);text-align:left}.md th{color:var(--muted);font-weight:500}
.md li{margin:3px 0}.md code{font-size:12px;background:var(--surface2);padding:1px 4px;border-radius:4px}.md p{margin:6px 0}
/* tab Nhật ký: ô tìm + nút lọc, tiêu đề ngày, dòng 2 cột (giờ | nội dung), dòng dài thu gọn 3 dòng, phân trang.
   Lớp mức độ có tiền tố lv- : lớp "info" trùng nút ⓘ (.info{line-height:1}) từng làm dòng mức info dính sát nhau. */
.ev-tools{display:flex;flex-direction:column;gap:10px;margin-bottom:4px}
.ev-tools input[type=search]{-webkit-appearance:none;appearance:none}   /* Safari: bo góc / đệm giống ô nhập khác */
.ev-kinds{display:flex;flex-wrap:wrap;gap:6px}
.ev-kinds button{border:1px solid var(--grid);background:none;color:var(--ink2);border-radius:999px;font-size:13px;padding:5px 11px;min-height:32px;cursor:pointer}
.ev-kinds button span{color:var(--muted);margin-left:2px}
.ev-kinds button.on{background:var(--ink);color:var(--surface);border-color:var(--ink)}.ev-kinds button.on span{color:inherit;opacity:.65}
.ev-day{font-size:12px;font-weight:650;color:var(--muted);padding:16px 0 6px;border-bottom:1px solid var(--grid)}
#events>.ev-day:first-child{padding-top:8px}
.ev{display:flex;align-items:baseline;gap:10px;padding:10px 0;border-bottom:1px solid var(--grid);font-size:14px;line-height:1.55;color:var(--ink2)}
.ev:last-child{border-bottom:0}
.ev-t{flex:0 0 38px;font-size:12px;color:var(--muted)}
.ev-b{flex:1;min-width:0}
.ev-m{overflow-wrap:anywhere}
.ev-m.clamp{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden}
.ev.lv-trade .ev-m{color:var(--ink)}
.ev-k{display:inline-block;font-size:11px;font-weight:600;line-height:18px;padding:0 6px;border-radius:4px;background:var(--surface2);color:var(--muted);margin-right:6px;vertical-align:1px}
.ev-k.warn{color:var(--warn);background:var(--warn-bg)}.ev-k.down{color:var(--down);background:var(--down-bg)}
.ev-more{border:0;background:none;padding:4px 0 0;color:var(--ink2);font-size:13px;font-weight:600;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.ev-empty{padding:18px 0}
.ev-new{display:block;width:100%;border:0;border-radius:6px;background:var(--surface2);color:var(--ink);font-size:13px;padding:8px 10px;margin:8px 0 2px;cursor:pointer}
.pager{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:6px;padding-top:12px;border-top:1px solid var(--grid)}
.pager:empty{display:none}
.pager .btn.sm{flex:0 1 auto;padding:8px 12px}
.pg-sel{position:relative;display:inline-flex;align-items:center;background:var(--btn);border-radius:999px;padding:8px 14px;min-height:36px;font-size:14px;font-weight:600;color:var(--ink);white-space:nowrap}
.pg-sel select{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;font-size:16px}
@media(min-width:720px){.ev-tools{flex-direction:row;align-items:center}.ev-tools input{flex:0 0 300px}.ev-t{flex-basis:44px}}
pre{font-size:13px;white-space:pre-wrap;color:var(--ink2);margin:0}

/* menu */
nav{position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-top:1px solid var(--grid);display:flex;padding-bottom:env(safe-area-inset-bottom);z-index:6}
nav button{flex:1;background:none;border:0;padding:8px 2px 6px;color:var(--muted);font-size:11px;font-weight:500;line-height:1.2;cursor:pointer;min-height:56px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;-webkit-tap-highlight-color:transparent}
nav .ic{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
nav button.on{color:var(--ink);font-weight:650}nav button.on .ic{stroke-width:2.2}
nav button:active{opacity:.6}nav button{position:relative}
.nbadge{position:absolute;top:5px;left:calc(50% + 5px);min-width:16px;height:16px;padding:0 4px;border-radius:8px;background:var(--down);color:#fff;font-size:10px;font-weight:700;line-height:16px;text-align:center}
.btn.ok{background:var(--up);color:#fff}.btn.ok:hover{background:var(--up);opacity:.9}
.q-item .kv span:first-child,#strategy .kv span:first-child{flex:0 0 auto;white-space:nowrap}.q-item .kv>:last-child,#strategy .kv>:last-child{text-align:right}
@media(min-width:720px){nav{position:sticky;top:33px;bottom:auto;max-width:960px;margin:0 auto;padding:0 12px;border:0;border-bottom:1px solid var(--grid);background:var(--page);justify-content:flex-start;gap:4px}
nav button{flex:0 0 auto;flex-direction:row;gap:8px;font-size:14px;min-height:48px;padding:0 14px;border-bottom:2px solid transparent;margin-bottom:-1px}
nav .ic{width:20px;height:20px}nav button.on{border-bottom-color:var(--ink)}.nbadge{position:static;margin-left:-2px}.wrap{padding-bottom:40px}.btn.sm{flex:0 0 auto;padding:8px 22px}.pos-act{justify-content:flex-end}.toast{bottom:24px}
.cols{display:grid;grid-template-columns:3fr 2fr;gap:8px;align-items:start}.hero-v{font-size:36px}}

/* 6i.2 tab Điều khiển: thẻ trạng thái, nút hành động, hộp xem trước, thanh giới hạn, đèn kết nối, lịch sử thao tác */
.ctl-state{border-radius:var(--radius);padding:12px 14px;margin-bottom:8px;background:var(--surface)}
.ctl-state .ctl-t{font-size:16px;font-weight:700}.ctl-state .ctl-s{font-size:13px;color:var(--ink2);margin-top:4px}
.ctl-state.ok{background:var(--up-bg)}.ctl-state.ok .ctl-t{color:var(--up-ink)}
.ctl-state.warn{background:var(--warn-bg)}.ctl-state.warn .ctl-t{color:var(--warn-ink)}
.ctl-state.bad{background:var(--down-bg)}.ctl-state.bad .ctl-t{color:var(--down-ink)}
:root{--up-ink:var(--up);--warn-ink:var(--warn);--down-ink:var(--down)}
:root[data-theme=light]{--up-ink:#067a43;--warn-ink:#7a5200;--down-ink:#a8213a}
.abtn{display:flex;align-items:center;gap:10px;width:100%;text-align:left;margin:0 0 8px;padding:11px 12px;min-height:46px;border-radius:10px;
border:1px solid var(--grid);background:var(--surface2);color:var(--ink);font-size:14px;font-weight:600;cursor:pointer}
.abtn:last-child{margin-bottom:0}.abtn:hover{background:var(--btn-hover)}.abtn:disabled{opacity:.55;cursor:default}
.abtn .ai{flex:0 0 20px;text-align:center}.abtn small{margin-left:auto;font-size:12px;font-weight:400;color:var(--ink2);text-align:right}
.abtn.danger{color:var(--down);border-color:var(--down-bg)}
.ctl-panel{display:flex;flex-direction:column;gap:8px;margin:-2px 0 10px;padding:12px;background:var(--surface2);border-radius:8px;font-size:13px}
.ctl-panel .btns{margin-top:2px}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{border:1px solid var(--grid);background:var(--surface);color:var(--ink2);border-radius:14px;font-size:13px;padding:7px 12px;cursor:pointer;min-height:34px}
.chip.on{background:var(--ink);color:var(--surface);border-color:var(--ink)}
.prow{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:6px 0;font-size:13px;border-bottom:1px solid var(--grid)}
.prow:last-child{border-bottom:0}.prow>span:last-child{text-align:right;font-variant-numeric:tabular-nums}.prow .btn.sm{flex:0 0 auto;min-height:32px;padding:6px 14px}
.lim .prow{border-bottom:0;padding:4px 0 0}.lim .lbar{margin:4px 0 6px}
.lbar.ok i{background:var(--ink2)}.lbar.warn i{background:var(--warn)}.lbar.down i{background:var(--down)}
.hdot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:8px;background:var(--muted);vertical-align:0}
.hdot.ok{background:var(--up)}.hdot.warn{background:var(--warn)}.hdot.bad{background:var(--down)}
.lrow{padding:6px 0;border-bottom:1px solid var(--grid)}.lrow:last-child{border-bottom:0}.lrow .prow{border:0;padding:0}
.lres{font-size:12px;color:var(--muted);margin-top:2px}
.dong{display:flex;flex-direction:column;gap:6px;color:var(--down)}
#tab-control code{font-size:13px;background:var(--surface2);padding:1px 5px;border-radius:4px}
a.btn{display:inline-flex;align-items:center;text-decoration:none}
.toast{white-space:pre-line}
.ctl-wrap{display:flex;flex-direction:column}.ctl-col{display:contents}
.o1{order:1}.o2{order:2}.o3{order:3}.o4{order:4}.o5{order:5}.o6{order:6}.o6b{order:7}.o7{order:8}.o8{order:9}.o9{order:10}.o10{order:11}
.dong input{background:var(--surface)}
.ctl-warn{margin-top:6px;font-size:13px;color:var(--warn-ink)}
@media(min-width:720px){.ctl-wrap{display:grid;grid-template-columns:1fr 1fr;gap:8px;align-items:start}.ctl-col{display:block}}

/* 6d tab "Bot học được gì" */
.wk{margin:0;padding-left:18px;font-size:14px}.wk li{padding:3px 0}
.desc{font-size:13px;color:var(--ink2);padding:8px 0;border-bottom:1px solid var(--grid)}
svg.mini{display:block;width:100%;height:90px;margin:8px 0 2px}
.bd{font-size:13px}.bd-r{display:grid;grid-template-columns:2.2fr .9fr 1fr .9fr 1.4fr;gap:6px;align-items:center;padding:8px 0;border-bottom:1px solid var(--grid)}
.bd-r>span:not(:first-child){text-align:right;font-variant-numeric:tabular-nums}.bd-r small{display:block;font-size:11px;color:var(--muted)}
.bd-h{font-size:12px;color:var(--muted);padding-top:0}.bd-r.on b{color:var(--up)}.bd .q-tag{white-space:normal;display:inline-block;text-align:center}
.kv.fam{flex-direction:column;gap:2px}.kv.fam span{color:var(--ink2)!important;font-size:13px}
@media(max-width:719px){.bd-h{display:none}
.bd-r{grid-template-columns:1fr 1fr 1fr;grid-template-areas:"n n s" "a b c";row-gap:4px}
.bd-r .bn{grid-area:n}.bd-r .bs{grid-area:s}.bd-r>span:nth-child(2){grid-area:a}.bd-r>span:nth-child(3){grid-area:b}.bd-r>span:nth-child(4){grid-area:c}
.bd-r>span[data-l]{text-align:left}.bd-r>span[data-l]::before{content:attr(data-l);display:block;font-size:11px;color:var(--muted)}
.bd-r small{display:inline;margin-left:4px}.bd-r .bn small{display:block;margin-left:0}}