/* The Gold Desk Academy: extends /page.css */
.ac-wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.ac-hero{padding:56px 0 26px}
.ac-hero h1{max-width:900px}
.ac-hero .lead{color:var(--mute);font-size:1.12rem;max-width:760px;margin-bottom:18px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 4px}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:.78rem;font-weight:600;letter-spacing:.02em;border:1px solid var(--line);background:var(--card);color:var(--mute);padding:5px 12px;border-radius:99px}
.chip.lvl{color:var(--gold);border-color:rgba(var(--glow),.4)}
.ac-grid{display:grid;grid-template-columns:250px minmax(0,1fr);gap:44px;align-items:start;padding-bottom:30px}
.ac-side{position:sticky;top:90px;max-height:calc(100vh - 110px);overflow:auto;padding-right:6px;font-size:.88rem}
.ac-side h4{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--mute);margin:0 0 8px}
.ac-side ol,.ac-side ul{list-style:none;margin:0 0 22px;padding:0}
.ac-side li{margin:0}
.ac-side a{display:block;padding:7px 10px;border-radius:9px;color:var(--mute);border-left:2px solid transparent}
.ac-side a:hover{color:var(--text);background:var(--card)}
.ac-side a.on{color:var(--gold);border-left-color:var(--gold);background:rgba(var(--glow),.07)}
.ac-side a .tick{float:right;color:var(--green);font-weight:700}
.ac-drawer{display:none;margin:0 0 22px;border:1px solid var(--line);background:var(--card);border-radius:14px}
.ac-drawer summary{cursor:pointer;list-style:none;padding:14px 18px;font-weight:700}
.ac-drawer summary::-webkit-details-marker{display:none}
.ac-drawer summary:after{content:"+";float:right;color:var(--gold)}
.ac-drawer[open] summary:after{content:"–"}
.ac-drawer .in{padding:0 14px 14px}
.ac-drawer .ac-side{position:static;max-height:none;overflow:visible}
@media(max-width:940px){.ac-grid{grid-template-columns:1fr;gap:0}.ac-side.desk{display:none}.ac-drawer{display:block}}
.ac-body{min-width:0;max-width:800px}
.ac-body h2{margin-top:52px;scroll-margin-top:90px}
.ac-body h3{scroll-margin-top:90px}
.ac-body p,.ac-body li{color:var(--mute);font-size:1.04rem}
.ac-body p{margin-bottom:16px}
.ac-body ul,.ac-body ol{margin:0 0 18px 22px}
.ac-body li{margin-bottom:8px}
.ac-body strong,.ac-body b{color:var(--text)}
.ac-body a:not(.btn){color:var(--gold);text-decoration:underline;text-underline-offset:3px}
.ac-body table{width:100%;border-collapse:collapse;margin:18px 0 24px;font-size:.95rem}
.ac-body th,.ac-body td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top;color:var(--mute)}
.ac-body th{color:var(--text);font-size:.8rem;text-transform:uppercase;letter-spacing:.06em}
.tbl{overflow-x:auto;-webkit-overflow-scrolling:touch}
.toc{border:1px solid var(--line);background:var(--card);border-radius:16px;padding:18px 22px;margin:8px 0 10px}
.toc h2{font-size:1rem!important;margin:0 0 10px!important;letter-spacing:.02em}
.toc ol{margin:0 0 0 20px}
.toc li{margin-bottom:5px;font-size:.96rem}
.toc a{text-decoration:none!important;color:var(--text)!important}
.toc a:hover{color:var(--gold)!important}
.callout{border:1px solid var(--line);border-left:3px solid var(--gold);background:var(--card);border-radius:14px;padding:16px 20px;margin:22px 0}
.callout p{margin:0}
.callout.warn{border-left-color:#f0a35a}
.callout.def{border-left-color:#4c82ff}
.callout .ttl{display:block;font-weight:800;color:var(--text);margin-bottom:4px;font-size:.92rem;letter-spacing:.02em}
.worked{border:1px dashed rgba(var(--glow),.55);border-radius:14px;padding:16px 20px;margin:22px 0;background:rgba(var(--glow),.04)}
.worked .ttl{display:block;font-weight:800;color:var(--gold);margin-bottom:6px;font-size:.86rem;letter-spacing:.08em;text-transform:uppercase}
.worked p:last-child{margin-bottom:0}
/* figures */
figure.fig{margin:26px 0;border:1px solid var(--line);border-radius:16px;background:var(--card);overflow:hidden}
figure.fig .zoom{display:block;width:100%;border:0;background:#0c0e14;padding:0;cursor:zoom-in;position:relative}
figure.fig svg{display:block;width:100%;height:auto}
figure.fig figcaption{padding:12px 16px;font-size:.86rem;color:var(--mute);border-top:1px solid var(--line)}
figure.fig figcaption b{color:var(--text)}
.tag-sim{display:inline-block;font-size:.68rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;border:1px solid rgba(240,163,90,.6);color:#f0a35a;border-radius:6px;padding:2px 7px;margin-right:8px}
.zoom:after{content:"Tap to zoom";position:absolute;right:10px;top:10px;font-size:.7rem;font-weight:700;background:rgba(0,0,0,.65);color:#fff;border-radius:7px;padding:3px 8px;opacity:.9}
.ph{border:2px dashed rgba(var(--glow),.6);border-radius:16px;margin:26px 0;padding:22px;background:repeating-linear-gradient(135deg,rgba(var(--glow),.05) 0 14px,transparent 14px 28px);text-align:center}
.ph .big{font-size:.78rem;font-weight:800;letter-spacing:.14em;color:var(--gold);text-transform:uppercase}
.ph h4{font-size:1.05rem;margin:6px 0;color:var(--text)}
.ph p{font-size:.92rem;margin:0}
.lb{position:fixed;inset:0;z-index:200;background:rgba(0,0,0,.92);display:none;align-items:center;justify-content:center;padding:16px;overflow:auto}
.lb.on{display:flex}
.lb .inner{max-width:1400px;width:100%;background:#0c0e14;border-radius:14px;overflow:hidden}
.lb svg{width:100%;height:auto;display:block;min-width:900px}
.lb .x{position:fixed;top:14px;right:16px;font-size:1rem;background:var(--gold);color:#14110a;border:0;border-radius:99px;padding:10px 16px;font-weight:800;cursor:pointer;z-index:2}
/* tools */
.tool{border:1px solid rgba(var(--glow),.4);background:linear-gradient(180deg,rgba(var(--glow),.06),var(--card));border-radius:20px;padding:22px;margin:30px 0}
.tool h3{margin:0 0 4px;font-size:1.2rem;color:var(--text)}
.tool .sub{font-size:.9rem;margin-bottom:14px!important}
.tool .tagline{display:inline-block;font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--gold);margin-bottom:6px}
.fg{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:12px 0}
.fg label{display:block;font-size:.76rem;font-weight:700;color:var(--mute);margin-bottom:4px}
.fg input,.fg select{width:100%;font:inherit;font-size:1rem;padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--text)}
.fg input:focus,.fg select:focus{outline:2px solid var(--gold);outline-offset:1px}
.out{margin-top:14px;border-top:1px solid var(--line);padding-top:12px}
.out .row{display:flex;justify-content:space-between;gap:12px;padding:7px 0;border-bottom:1px solid var(--line);font-variant-numeric:tabular-nums;color:var(--mute)}
.out .row b{color:var(--text);text-align:right}
.out .row.big b{color:var(--gold);font-size:1.15rem}
.out .note{font-size:.88rem;color:var(--mute);margin-top:10px}
.out .bad{color:#ff6b6b}
.out .ok{color:var(--green)}
.btn-s{display:inline-flex;align-items:center;justify-content:center;padding:10px 18px;border-radius:12px;font-weight:700;border:1px solid var(--line);background:var(--card);color:var(--text);cursor:pointer;font:inherit;font-size:.95rem;font-weight:700}
.btn-s:hover{border-color:var(--gold);color:var(--gold)}
.btn-s.pri{background:linear-gradient(135deg,var(--gold),var(--gold2));color:#14110a;border-color:transparent}
.btn-s.sel{border-color:var(--gold);color:var(--gold);background:rgba(var(--glow),.1)}
.btnrow{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}
table.mini{width:100%;border-collapse:collapse;font-size:.9rem;margin-top:10px;font-variant-numeric:tabular-nums}
table.mini th,table.mini td{border-bottom:1px solid var(--line);padding:7px 8px;text-align:right;color:var(--mute)}
table.mini th:first-child,table.mini td:first-child{text-align:left}
table.mini th{color:var(--text);font-size:.74rem;text-transform:uppercase;letter-spacing:.05em}
/* quiz */
.q{border-top:1px solid var(--line);padding:14px 0}
.q:first-of-type{border:0}
.q p.qt{color:var(--text);font-weight:700;margin-bottom:8px}
.q .opts{display:grid;gap:8px}
.q .opt{text-align:left;padding:11px 14px;border-radius:12px;border:1px solid var(--line);background:var(--bg);color:var(--text);cursor:pointer;font:inherit;font-size:.96rem}
.q .opt:hover:not(:disabled){border-color:var(--gold)}
.q .opt.right{border-color:var(--green);background:rgba(61,220,151,.1)}
.q .opt.wrong{border-color:#ff6b6b;background:rgba(255,107,107,.1)}
.q .fb{font-size:.92rem;margin-top:8px;display:none;color:var(--mute)}
.q .fb.on{display:block}
.score{font-weight:800;color:var(--gold);margin-top:10px}
/* signal / ticket */
.tg{background:#17212b;border-radius:14px;padding:14px 16px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.92rem;color:#e8eef5;line-height:1.55}
.tg small{display:block;color:#6d7f92;margin-top:6px;font-family:Inter,sans-serif;font-size:.72rem}
.mt{background:#0f1319;border:1px solid #2a2e39;border-radius:12px;padding:14px;color:#d8dde6}
.mt .hd{display:flex;justify-content:space-between;font-size:.78rem;color:#8b94a4;margin-bottom:8px}
.mt .fg label{color:#8b94a4}
.mt .fg input,.mt .fg select{background:#171c25;border-color:#2a2e39;color:#e8eef5}
.mt .bs{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}
.mt .bs button{padding:12px;border:0;border-radius:8px;font-weight:800;color:#fff;cursor:pointer;font:inherit;font-weight:800}
.mt .sell{background:#d6455d}.mt .buy{background:#2f7fe0}
.mt .res{margin-top:12px;font-size:.92rem;color:#d8dde6}
.mt .res .bad{color:#ff8a8a}.mt .res .ok{color:#6be3b0}
.tvbox{height:520px;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#0e121b;margin:12px 0}
@media(max-width:700px){.tvbox{height:max(560px,76vh)}}
/* academy home */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:18px;margin:24px 0}
.card-l{position:relative;display:flex;flex-direction:column;border:1px solid var(--line);background:var(--card);border-radius:20px;padding:22px;transition:transform .3s var(--ease),border-color .3s;color:inherit}
.card-l:hover{transform:translateY(-4px);border-color:rgba(var(--glow),.6)}
.card-l .n{font-size:.74rem;font-weight:800;letter-spacing:.14em;color:var(--gold)}
.card-l h3{margin:6px 0 8px;font-size:1.15rem}
.card-l p{color:var(--mute);font-size:.95rem;margin-bottom:12px;flex:1}
.card-l .row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.card-l .done{position:absolute;top:16px;right:16px;color:var(--green);font-weight:800;font-size:.8rem;display:none}
.card-l.isdone .done{display:block}
.card-l .bar{height:4px;border-radius:4px;background:var(--line);margin-top:14px;overflow:hidden}
.card-l .bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--gold),var(--gold2))}
.card-l.isdone .bar i{width:100%}
.sec{padding:34px 0}
.sec h2{margin:0 0 8px}
.order{counter-reset:o;list-style:none;margin:16px 0 0!important;padding:0}
.order li{counter-increment:o;display:flex;gap:14px;align-items:flex-start;margin-bottom:12px;color:var(--mute)}
.order li:before{content:counter(o);flex:none;width:30px;height:30px;border-radius:50%;background:rgba(var(--glow),.15);color:var(--gold);font-weight:800;display:grid;place-items:center;font-size:.9rem}
.pn{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:40px 0 10px}
.pn a{display:block;border:1px solid var(--line);background:var(--card);border-radius:16px;padding:16px 18px;text-decoration:none!important;color:var(--text)!important}
.pn a:hover{border-color:var(--gold)}
.pn small{display:block;color:var(--mute);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:4px}
.pn a.nx{text-align:right}
@media(max-width:600px){.pn{grid-template-columns:1fr}.pn a.nx{text-align:left}}
.related{display:flex;flex-wrap:wrap;gap:10px;margin:10px 0 0}
.faq details{border:1px solid var(--line);background:var(--card);border-radius:14px;margin-bottom:10px}
.faq summary{cursor:pointer;padding:14px 18px;font-weight:700;color:var(--text);list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";float:right;color:var(--gold)}
.faq details[open] summary:after{content:"–"}
.faq details p{padding:0 18px 4px}
.gl dt{color:var(--text);font-weight:800;margin-top:18px;font-size:1.02rem}
.gl dd{margin:2px 0 0;color:var(--mute)}
.gl .az{display:flex;flex-wrap:wrap;gap:6px;margin:14px 0}
.gl .az a{border:1px solid var(--line);border-radius:8px;padding:4px 10px;font-weight:700;font-size:.85rem;text-decoration:none!important}
.srcs li{font-size:.94rem}
.chart-tool canvas{width:100%;height:340px;display:block;border-radius:12px;background:#0c0e14;border:1px solid #2a2e39;touch-action:pan-y}
.legend{display:flex;flex-wrap:wrap;gap:14px;font-size:.8rem;color:var(--mute);margin-top:8px}
.sw{display:inline-block;width:14px;height:3px;margin-right:6px;vertical-align:middle}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}