/* F&O Academy */
.ac-hero{display:flex;align-items:center;gap:28px;flex-wrap:wrap;margin:6px 2px 18px}
.ac-hero h1{font-size:34px;letter-spacing:-.03em;margin:0 0 6px;line-height:1.1}.ac-hero p{margin:0;color:var(--mut);font-size:16px;max-width:640px}
.ac-ring{width:92px;height:92px;flex:none}.ac-hero .grow{flex:1;min-width:260px}
.ac-btn{border:0;background:var(--acc);color:#fff;font:700 14px Inter,sans-serif;padding:11px 18px;border-radius:12px;cursor:pointer;box-shadow:0 6px 18px color-mix(in srgb,var(--acc) 35%,transparent);transition:transform .15s}
.ac-btn:hover{transform:translateY(-1px)}.ac-btn.sec{background:var(--card);color:var(--fg);box-shadow:var(--sh)}.ac-btn:disabled{opacity:.4;cursor:default;transform:none}
.ac-map{background:var(--card);border-radius:22px;box-shadow:var(--sh);padding:10px 10px 4px;margin-bottom:18px;position:relative}
.ac-map svg{width:100%;height:auto;display:block}
.ac-node{cursor:pointer}.ac-node:hover circle.bg{stroke-width:5}
.ac-node.next circle.bg{animation:acpulse 1.8s infinite}@keyframes acpulse{50%{stroke-opacity:.35;stroke-width:9}}
.ac-levels{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.ac-level{background:var(--card);border-radius:22px;box-shadow:var(--sh);padding:18px 20px}
.ac-level h3{margin:0 0 4px;font-size:18px}.ac-level .mut{font-size:13px}
.ac-cls{display:flex;align-items:center;gap:12px;padding:10px 8px;border-radius:12px;cursor:pointer;transition:background .2s}
.ac-cls:hover{background:var(--soft)}.ac-cls .n{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:13px;background:var(--soft);color:var(--mut);flex:none}
.ac-cls.done .n{background:var(--bull);color:#fff}.ac-cls .t{font-weight:700;font-size:14.5px}.ac-cls .s{font-size:12px;color:var(--mut)}
.ac-disc{margin-top:18px;background:#fff7ed;color:#9a3412;border-radius:16px;padding:14px 18px;font-size:13px;line-height:1.5}
[data-theme=dark] .ac-disc{background:#2a1a0e;color:#fdba74}
.ac-player{background:var(--card);border-radius:24px;box-shadow:var(--sh);overflow:hidden}
.ac-top{display:flex;align-items:center;gap:12px;padding:14px 20px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.ac-top .ttl{font-weight:800;font-size:17px}.ac-dots{display:flex;gap:6px;margin-left:auto}.ac-dots i{width:22px;height:6px;border-radius:3px;background:var(--line);transition:background .3s}
.ac-dots i.on{background:var(--acc)}.ac-dots i.q{background:color-mix(in srgb,#f59e0b 40%,var(--line))}.ac-dots i.q.on{background:#f59e0b}
.ac-body{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(340px,1fr);height:clamp(520px,calc(100vh - 210px),760px)}
.ac-text{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;border-left:1px solid var(--line);overflow-y:auto;overscroll-behavior:contain;min-height:0;scrollbar-width:thin}
.ac-step{font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--acc);text-transform:uppercase}
.ac-text h2{font-size:25px;line-height:1.15;letter-spacing:-.02em;margin:0}
.ac-text .bd{font-size:16px;line-height:1.55;color:var(--fg)}.ac-text .bd p{margin:0 0 8px}
.ac-take{background:color-mix(in srgb,var(--acc) 9%,transparent);border-left:4px solid var(--acc);border-radius:10px;padding:11px 14px;font-weight:700;font-size:15px}
.ac-take:before{content:"Takeaway  ";color:var(--acc);font-size:11px;letter-spacing:.1em;text-transform:uppercase;display:block;margin-bottom:2px}
.ac-stage{position:relative;padding:14px 16px 10px;display:flex;flex-direction:column;min-width:0}
.ac-stage{justify-content:center}.ac-stage svg.st{width:100%;flex:1;min-height:300px;max-height:600px;display:block;touch-action:none}
.ac-ctrls{display:flex;flex-wrap:wrap;gap:10px 22px;padding:6px 6px 2px}
.ac-ctrl{display:flex;flex-direction:column;gap:3px;font-size:12.5px;font-weight:700;color:var(--mut);min-width:150px;flex:1}
.ac-ctrl input{accent-color:var(--acc);width:100%}.ac-ctrl b{color:var(--fg)}
.ac-live{font-size:13px;font-weight:700;color:var(--acc);cursor:pointer;background:none;border:0;padding:4px 0;text-align:left}
.ac-foot{display:flex;align-items:center;gap:10px;padding:12px 20px;border-top:1px solid var(--line)}
.ac-foot .sp{flex:1}.ac-auto{display:flex;align-items:center;gap:7px;font-size:13px;font-weight:700;color:var(--mut);cursor:pointer;user-select:none}
.ac-auto i{width:30px;height:17px;border-radius:9px;background:var(--line);position:relative;transition:.25s}.ac-auto i:after{content:"";position:absolute;width:13px;height:13px;border-radius:50%;background:#fff;top:2px;left:2px;transition:.25s}
.ac-auto.on{color:var(--acc)}.ac-auto.on i{background:var(--acc)}.ac-auto.on i:after{left:15px}
.ac-abar{height:3px;background:var(--line)}.ac-abar i{display:block;height:100%;width:0;background:var(--acc)}
.ac-fade{animation:acin .5s ease}@keyframes acin{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.ac-quiz{padding:26px;max-width:860px;margin:0 auto;width:100%}
.ac-q{margin-bottom:22px}.ac-q h3{font-size:19px;margin:0 0 10px}
.ac-opts{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ac-opt{border:2px solid var(--line);background:var(--card);color:var(--fg);border-radius:14px;padding:12px 14px;font:600 15px Inter,sans-serif;text-align:left;cursor:pointer;transition:.2s}
.ac-opt:hover{border-color:var(--acc)}.ac-opt.ok{border-color:var(--bull);background:color-mix(in srgb,var(--bull) 12%,transparent);animation:acpop .4s}
.ac-opt.bad{border-color:var(--bear);background:color-mix(in srgb,var(--bear) 10%,transparent);animation:acshake .4s}
.ac-opt.dim{opacity:.5}@keyframes acpop{50%{transform:scale(1.04)}}@keyframes acshake{25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}
.ac-why{margin-top:8px;font-size:14px;color:var(--mut);display:none}.ac-why.on{display:block;animation:acin .4s}
.ac-score{display:flex;align-items:center;gap:18px;background:var(--soft);border-radius:18px;padding:16px 20px;margin-top:6px}
@media(max-width:1000px){.ac-levels{grid-template-columns:1fr}.ac-body{grid-template-columns:1fr;height:auto}.ac-text{border-left:0;border-top:1px solid var(--line);overflow:visible}.ac-stage svg.st{max-height:430px}}
@media(max-width:700px){.ac-hero h1{font-size:26px}.ac-text{padding:18px}.ac-text h2{font-size:22px}.ac-text .bd{font-size:15.5px}.ac-opts{grid-template-columns:1fr}.ac-dots i{width:12px}.ac-stage svg.st{min-height:250px}.ac-quiz{padding:18px}.ac-stage{padding:8px 2px}.ac-foot{padding:10px 12px}}

/* rich content */
.ac-hbtns{display:flex;gap:10px;flex-wrap:wrap}.ac-sm{padding:7px 12px;font-size:13px;border-radius:10px}
.ac-x h4,.ac-ex h4,.ac-call h4,.ac-nb h4{margin:0 0 6px;font-size:12px;letter-spacing:.09em;text-transform:uppercase;color:var(--mut)}
.ac-x{font-size:15px;line-height:1.6}.ac-x p{margin:0 0 8px}.ac-x ul,.ac-call ul,.ac-nb ul,.ac-nb ol{margin:0 0 8px;padding-left:20px}.ac-x li,.ac-call li{margin:0 0 5px}
.ac-ex{background:var(--soft);border:1px solid var(--line);border-radius:14px;padding:13px 15px;font-size:14.5px;line-height:1.55}
.ac-ex h4{color:var(--acc);display:flex;align-items:center;gap:8px}.ac-ex h4 span{margin-left:auto;font-size:10px;letter-spacing:.06em;color:var(--mut);background:var(--card);border-radius:8px;padding:2px 7px}
.ac-ex p{margin:0 0 8px}.ac-steps{margin:4px 0 8px;padding-left:22px}.ac-steps li{margin:0 0 5px;font-variant-numeric:tabular-nums}
.ac-res{font-weight:800;background:color-mix(in srgb,var(--bull) 12%,transparent);border-radius:10px;padding:8px 11px;margin-top:4px}
.ac-exn{font-size:12.5px;color:var(--mut);margin-top:6px}
.ac-tbw{overflow-x:auto;margin:4px 0 8px;-webkit-overflow-scrolling:touch}.ac-tb{border-collapse:collapse;width:100%;font-size:13px;font-variant-numeric:tabular-nums;white-space:nowrap}
.ac-tb th{text-align:right;font-size:11px;color:var(--mut);font-weight:800;padding:4px 7px;border-bottom:1px solid var(--line)}.ac-tb th:first-child,.ac-tb td:first-child{text-align:left}
.ac-tb td{text-align:right;padding:4px 7px;border-bottom:1px solid var(--line)}.ac-tb tr.hl td{background:color-mix(in srgb,var(--acc) 12%,transparent);font-weight:800}
.ac-call{border-radius:12px;padding:11px 14px;font-size:14.5px;line-height:1.55}.ac-call p{margin:0}
.ac-call.bad{background:color-mix(in srgb,var(--bear) 8%,transparent);border-left:4px solid var(--bear)}.ac-call.bad h4{color:var(--bear)}
.ac-call.tip{background:color-mix(in srgb,#f59e0b 11%,transparent);border-left:4px solid #f59e0b}.ac-call.tip h4{color:#b45309}
[data-theme=dark] .ac-call.tip h4{color:#fbbf24}
.ac-body.scene .ac-step{color:#d97706}
.ac-page{background:var(--card);border-radius:24px;box-shadow:var(--sh);overflow:hidden}.ac-pgb{padding:20px 24px 26px;max-width:980px;margin:0 auto}
.ac-notes{border:1px solid var(--line);border-radius:16px;margin-top:22px;background:var(--card)}
.ac-notes summary{cursor:pointer;padding:13px 16px;font-weight:800;font-size:16px;list-style:none}.ac-notes summary::-webkit-details-marker{display:none}
.ac-notes summary .mut{font-weight:600;font-size:12.5px}.ac-nb{padding:0 18px 16px;font-size:14.5px;line-height:1.6}.ac-nb h4{margin-top:12px}
.ac-fm li{font-variant-numeric:tabular-nums}.ac-nbtn{display:flex;justify-content:flex-end}
.ac-gq{width:100%;box-sizing:border-box;border:2px solid var(--line);background:var(--card);color:var(--fg);border-radius:14px;padding:12px 16px;font:600 16px Inter,sans-serif;margin-bottom:14px}
.ac-gq:focus{outline:none;border-color:var(--acc)}
.ac-gl{display:grid;grid-template-columns:1fr 1fr;gap:10px}.ac-gi{background:var(--soft);border-radius:14px;padding:11px 14px;position:relative}
.ac-gi b{font-size:15px}.ac-gi p{margin:4px 0 0;font-size:14px;line-height:1.5;color:var(--fg)}
.ac-gc{border:0;background:none;color:var(--acc);font:700 12px Inter,sans-serif;cursor:pointer;padding:4px 0 0}
@media(max-width:700px){.ac-gl{grid-template-columns:1fr}.ac-pgb{padding:14px}.ac-text{padding:16px 16px 20px}.ac-x,.ac-ex,.ac-call{font-size:14.5px}.ac-top .ttl{font-size:15px}.ac-dots{display:none}}
@media print{body.ac-printing *{visibility:hidden}body.ac-printing .ac-pr,body.ac-printing .ac-pr *{visibility:visible}body.ac-printing .ac-pr{position:absolute;left:0;top:0;width:100%;border:0}
 body.ac-printing .ac-nbtn{display:none}}
.ac-tb th,.ac-tb td:first-child{white-space:normal}.ac-tb th,.ac-tb td{padding:4px 5px}