/* ===== Workshop HDC slide engine ===== */
:root{
  --teal:#0E7C86;--teal-l:#E3F2F3;--deep:#0B3B47;--deep2:#0F4C5A;--ink:#14262B;--mute:#5B6E73;--bg:#F5F8F8;--card:#fff;--line:#D7E3E5;
  --xl:#217346;--xl-l:#E8F3EC;--bad:#D9483B;--bad-l:#FBE7E4;--ok:#1F9D63;--ok-l:#E2F4EA;--amber:#D98E1C;--amber-l:#FCF1DD;
  --blue:#2F6FB0;--blue-l:#E4EEF8;--orange:#E0763A;--orange-l:#FCEBE0;--violet:#5B5FC7;--violet-l:#ECECFA;
  --c0:#0E7C86;--c1:#E0763A;--c2:#5B5FC7;--c3:#B8860B;
  --head:"Kanit",sans-serif;--body:"IBM Plex Sans Thai",sans-serif;--mono:"IBM Plex Mono","IBM Plex Sans Thai",monospace;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:#0A1416;overflow:hidden}
body{font-family:var(--body);color:var(--ink)}
#stage{position:absolute;left:50%;top:50%;width:1600px;height:900px;transform:translate(-50%,-50%) scale(var(--s,1));transform-origin:center;background:var(--bg);overflow:hidden;border-radius:2px}
.slide{position:absolute;inset:0;padding:64px 88px 80px;display:none;font-size:27px;line-height:1.5}
.slide.active{display:flex;flex-direction:column}
.sbody{flex:1;min-height:0;display:flex;flex-direction:column;justify-content:center}
.sbody>*{flex:none}
.slide.top .sbody{justify-content:flex-start}
.slide.dark{background:var(--deep);color:#fff}
.slide.dark .mute{color:#A9C6CB}
h1,h2,h3{font-family:var(--head);font-weight:500;margin:0;line-height:1.3}
.slide>h2{font-size:50px;margin:0 0 34px;color:var(--deep)}
.slide.dark>h2{color:#fff}
h3{font-size:32px;color:var(--deep);margin-bottom:10px}
.dark h3{color:#fff}
p{margin:0 0 12px}
b,strong{font-weight:600}
.mute{color:var(--mute)}
.small{font-size:22px}.xs{font-size:19px}
.mono{font-family:var(--mono)}
.c-teal{color:var(--teal)}.c-bad{color:var(--bad)}.c-ok{color:var(--ok)}.c-amber{color:var(--amber)}.c-blue{color:var(--blue)}.c-orange{color:var(--orange)}.c-violet{color:var(--violet)}.c-xl{color:var(--xl)}

/* โหมด: บรรยาย / ฝึก / กิจกรรม */
.mode{position:absolute;top:22px;left:88px;font-size:18px;font-weight:600;padding:3px 14px;border-radius:99px;letter-spacing:.3px}
.mode.lecture{background:var(--blue-l);color:var(--blue)}
.mode.practice{background:var(--ok-l);color:var(--ok)}
.mode.activity{background:var(--orange-l);color:var(--orange)}
.foot{position:absolute;left:88px;right:88px;bottom:22px;display:flex;justify-content:space-between;font-size:16px;color:#8BA0A4}
.dark .foot{color:#6F959C}
.prog{position:absolute;left:0;bottom:0;height:5px;background:var(--teal);transition:width .4s}
.dark .prog{background:#2BB3BE}

/* ลำดับการเข้าฉาก */
.in>*{opacity:0}
.slide.active .in>*{animation:up .6s cubic-bezier(.2,.7,.2,1) both;animation-delay:calc(var(--i,0)*90ms + 80ms)}
@keyframes up{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
@keyframes pop{0%{opacity:0;transform:scale(.6)}70%{transform:scale(1.06)}100%{opacity:1;transform:scale(1)}}
@keyframes fade{from{opacity:0}to{opacity:1}}
@keyframes shake{0%,100%{transform:none}20%{transform:translateX(-8px)}40%{transform:translateX(8px)}60%{transform:translateX(-5px)}80%{transform:translateX(5px)}}
@keyframes flash{0%{background:var(--amber-l)}100%{background:transparent}}
@keyframes blink{50%{opacity:0}}

/* ขั้นตอนที่เปิดทีละขั้น */
[data-s]{opacity:0;transform:translateY(16px);transition:opacity .45s,transform .45s cubic-bezier(.2,.7,.2,1)}
[data-s].on{opacity:1;transform:none}
[data-s][data-fx=pop]{transform:scale(.7)}[data-s][data-fx=pop].on{transform:none;transition-timing-function:cubic-bezier(.3,1.5,.5,1)}
[data-s][data-fx=left]{transform:translateX(-40px)}[data-s][data-fx=left].on{transform:none}
[data-s][data-fx=fade]{transform:none}
.dimpast.on.past{opacity:.45}

/* layout */
.row{display:flex;gap:32px;align-items:flex-start}
.row.c{align-items:center}
.col{flex:1;min-width:0}
.g2{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.g4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.center{text-align:center}
.mt{margin-top:26px}.mt2{margin-top:44px}

.card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:26px 28px;box-shadow:0 2px 0 rgba(11,59,71,.04)}
.dark .card{background:var(--deep2);border-color:#1F6574}
.card.hl{border:2px solid var(--teal)}
.ico{width:64px;height:64px;border-radius:18px;display:grid;place-items:center;margin-bottom:14px}
.ico svg{width:34px;height:34px}
.ico.t{background:var(--teal-l);color:var(--teal)}.ico.o{background:var(--orange-l);color:var(--orange)}.ico.v{background:var(--violet-l);color:var(--violet)}.ico.g{background:var(--ok-l);color:var(--ok)}.ico.b{background:var(--blue-l);color:var(--blue)}.ico.r{background:var(--bad-l);color:var(--bad)}.ico.a{background:var(--amber-l);color:var(--amber)}

.callout{border-radius:16px;padding:16px 24px;background:var(--teal-l);color:var(--deep);font-size:25px;display:flex;gap:14px;align-items:center}
.callout.warn{background:var(--amber-l);color:#7A4E07}
.callout.bad{background:var(--bad-l);color:#8E2318}
.callout.ok{background:var(--ok-l);color:#0F5F3A}
.callout svg{flex:none;width:30px;height:30px}
.dark .callout{background:#12505E;color:#DDF2F4}

.big{font-family:var(--head);font-weight:600;font-size:84px;line-height:1.05;color:var(--teal)}
.pill{display:inline-block;padding:2px 14px;border-radius:99px;font-size:20px;font-weight:600;background:var(--teal-l);color:var(--teal)}
.pill.bad{background:var(--bad-l);color:var(--bad)}.pill.ok{background:var(--ok-l);color:var(--ok)}.pill.amber{background:var(--amber-l);color:#9A6408}

/* ปุ่มคีย์ลัด */
.kbd{display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:44px;padding:0 12px;border-radius:10px;background:#fff;border:1px solid #C7D6D9;border-bottom-width:4px;font-family:var(--body);font-weight:600;font-size:21px;color:var(--ink);vertical-align:middle}
.kbd.press{animation:press .5s}
@keyframes press{30%{transform:translateY(3px);border-bottom-width:1px;background:var(--teal-l)}}
.plus{color:#9AB0B4;margin:0 6px;font-weight:600}
.keys{white-space:nowrap}

/* ขั้นตอนตัวเลข */
.steps{list-style:none;margin:0;padding:0;counter-reset:st}
.steps li{position:relative;padding:12px 0 12px 66px;counter-increment:st;font-size:26px;border-radius:14px;transition:background .3s,opacity .3s}
.steps li::before{content:counter(st);position:absolute;left:8px;top:12px;width:42px;height:42px;border-radius:50%;background:var(--teal);color:#fff;display:grid;place-items:center;font-weight:600;font-size:22px}
.steps.prac li::before{background:var(--ok)}
.steps li.cur{background:var(--teal-l)}
.steps.prac li.cur{background:var(--ok-l)}
.steps li.past{opacity:.55}

/* ===== Excel grid ===== */
.xl{border-collapse:collapse;font-family:var(--body);font-size:22px;background:#fff;box-shadow:0 0 0 1px #C9D3D5}
.xl th,.xl td{border:1px solid #D4DCDE;padding:6px 14px;height:44px;white-space:nowrap;transition:background .35s,color .35s}
.xl thead th{background:#EEF2F3;color:#5D6E72;font-weight:500;font-size:18px;height:32px;text-align:center}
.xl tbody th{background:#EEF2F3;color:#5D6E72;font-weight:500;font-size:18px;width:52px;text-align:center}
.xl tr.hdr td{font-weight:600;background:#F6F9F9}
.xl td.n{text-align:right}
.xl td.t{text-align:left}
.xl td.sel{box-shadow:inset 0 0 0 3px var(--xl);background:var(--xl-l)}
.xl td.mark{background:var(--amber-l)}
.xl td.bad{background:var(--bad-l);color:var(--bad);font-weight:600}
.xl td.good{background:var(--ok-l);color:var(--ok);font-weight:600}
.xl td.dim{color:#B8C4C6}
.xl tr.rowhl td{background:var(--teal-l)}
.xl td.colhl{background:var(--violet-l)}
.flash{animation:flash 1s}
.xl.sm{font-size:19px}.xl.sm td,.xl.sm th{height:38px;padding:4px 10px}

/* ===== หน้าต่างค้นหาและแทนที่ (ภาพจำลอง) ===== */
.dlg{background:#fff;border-radius:14px;box-shadow:0 18px 50px rgba(11,59,71,.22),0 0 0 1px #C9D3D5;width:620px;font-size:21px;overflow:hidden}
.dlg .bar{background:#F1F4F5;padding:10px 18px;font-weight:600;font-size:19px;color:#3F5357;border-bottom:1px solid #DDE4E6}
.dlg .tabs{display:flex;gap:22px;padding:12px 22px 0;font-size:19px;color:#6A7C80}
.dlg .tabs b{color:var(--xl);border-bottom:3px solid var(--xl);padding-bottom:4px}
.dlg .body{padding:16px 22px 18px}
.dlg .f{display:flex;align-items:center;gap:14px;margin-bottom:12px}
.dlg .f label{width:150px;color:#3F5357;font-size:19px}
.dlg .in{flex:1;height:44px;border:2px solid #C9D3D5;border-radius:8px;padding:0 12px;display:flex;align-items:center;font-family:var(--mono);font-size:22px;background:#fff;transition:border-color .3s}
.dlg .in.focus{border-color:var(--xl)}
.dlg .in .ph{color:#A9B6B9;font-family:var(--body);font-size:18px}
.dlg .in .caret{display:inline-block;width:2px;height:24px;background:var(--ink);margin-left:2px;animation:blink 1s steps(1) infinite}
.dlg .chk{display:flex;align-items:center;gap:12px;font-size:19px;color:#3F5357;margin:6px 0 14px}
.dlg .box{width:26px;height:26px;border:2px solid #9FB0B3;border-radius:6px;display:grid;place-items:center;color:#fff;transition:all .25s}
.dlg .box.on{background:var(--xl);border-color:var(--xl)}
.dlg .btns{display:flex;gap:10px;justify-content:flex-end}
.dlg .bt{padding:8px 18px;border-radius:8px;border:1px solid #C9D3D5;font-size:19px;background:#F6F8F8;transition:all .2s}
.dlg .bt.pri{background:var(--xl);color:#fff;border-color:var(--xl)}
.dlg .bt.click{transform:scale(.92);box-shadow:0 0 0 6px rgba(33,115,70,.25)}
.dlg .bt.hot{box-shadow:0 0 0 4px rgba(217,142,28,.55)}
.toast{background:#14262B;color:#fff;border-radius:12px;padding:12px 20px;font-size:21px;display:inline-flex;gap:10px;align-items:center;opacity:0;transform:translateY(10px);transition:all .4s}
.toast.show{opacity:1;transform:none}
.badge{position:absolute;width:38px;height:38px;border-radius:50%;background:var(--orange);color:#fff;font-weight:600;font-size:20px;display:grid;place-items:center;box-shadow:0 0 0 4px #fff}

/* สูตร */
.fx{font-family:var(--mono);font-size:30px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 22px;display:inline-block}
.fx .a1{color:var(--teal);font-weight:600}.fx .a2{color:var(--orange);font-weight:600}.fx .a3{color:var(--violet);font-weight:600}.fx .a4{color:var(--xl);font-weight:600}
.fxbar{display:flex;align-items:center;gap:0;background:#fff;border:1px solid #C9D3D5;border-radius:8px;overflow:hidden;font-size:22px}
.fxbar .nm{padding:8px 16px;border-right:1px solid #C9D3D5;color:#5D6E72;width:90px;text-align:center}
.fxbar .fi{padding:8px 14px;color:#8899A0;border-right:1px solid #C9D3D5;font-style:italic;font-family:serif}
.fxbar .tx{padding:8px 16px;font-family:var(--mono)}

/* กราฟแท่ง (CSS) */
.hbars{display:grid;gap:14px}
.hb{display:grid;grid-template-columns:var(--lw,260px) 1fr 120px;align-items:center;gap:16px;font-size:24px}
.hb .tr{height:40px;background:#EAF0F1;border-radius:10px;overflow:hidden;position:relative}
.dark .hb .tr{background:#123F4A}
.hb .fi{height:100%;width:0;border-radius:10px;background:var(--teal);transition:width 1s cubic-bezier(.2,.7,.2,1)}
.hb .v{font-weight:600;font-variant-numeric:tabular-nums}
.vbars{display:flex;align-items:flex-end;gap:26px;height:340px;padding-top:30px;border-bottom:2px solid #C9D3D5}
.vb{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:8px}
.vb .fi{width:100%;height:0;border-radius:10px 10px 0 0;background:var(--teal);transition:height 1s cubic-bezier(.2,.7,.2,1)}
.vb .v{font-weight:600;font-size:24px}
.vgroup{flex:1;display:flex;flex-direction:column;align-items:center;height:100%}
.vgroup .bars{display:flex;align-items:flex-end;gap:10px;flex:1;width:100%}
.vgroup .lbl{margin-top:10px;font-weight:600}
.legend{display:flex;gap:26px;font-size:21px}.legend i{display:inline-block;width:18px;height:18px;border-radius:5px;margin-right:8px;vertical-align:-2px}

/* ===== กิจกรรมสด ===== */
.qrbox{background:#fff;border-radius:20px;padding:18px;text-align:center;box-shadow:0 0 0 1px var(--line);color:var(--ink)}
.qrbox svg{display:block;width:100%;height:auto}
.qrbox .u{font-family:var(--mono);font-size:17px;color:var(--mute);margin-top:8px;word-break:break-all}
.qrbox .cta{font-weight:600;font-size:21px;margin-bottom:8px}
.qrmini{position:absolute;right:88px;top:40px;width:190px;padding:12px}
.qrmini .cta{font-size:16px;margin-bottom:4px}.qrmini .u,.qrbox.nourl .u{display:none}
.count{font-size:22px;color:var(--mute)}.count b{font-size:34px;color:var(--teal);font-family:var(--head)}
.dark .count b{color:#5FD3DC}
.live .hb{font-size:25px}
.live .hb .fi{background:var(--c,var(--teal))}
.live .hb.right .fi{background:var(--ok)}
.live .hb.right .lb::after{content:"  ✓";color:var(--ok);font-weight:700}
.live .hb.fade{opacity:.4}
.opt-k{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:10px;color:#fff;font-weight:600;font-size:20px;margin-right:12px;vertical-align:middle}
.cloud{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:6px 26px;min-height:420px;padding:20px;align-content:center}
.cloud span{font-family:var(--head);font-weight:500;line-height:1.15;animation:pop .6s both;transition:font-size .6s}
.board{display:grid;gap:12px}
.board .r{display:grid;grid-template-columns:60px 1fr 140px;align-items:center;gap:18px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:7px 22px;font-size:26px;animation:up .5s both}
.live.compact .lb .t{display:none}
.dark .board .r{background:var(--deep2);border-color:#1F6574}
.board .r .k{font-family:var(--head);font-weight:600;font-size:30px;color:var(--teal)}
.board .r:nth-child(1) .k{color:#C99A06}.board .r:nth-child(2) .k{color:#8A9BA0}.board .r:nth-child(3) .k{color:#B0703A}
.board .r .sc{text-align:right;font-weight:600;font-variant-numeric:tabular-nums}
.quizopts{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.qo{display:flex;align-items:center;gap:16px;border-radius:18px;padding:20px 24px;color:#fff;font-size:28px;font-weight:500;min-height:100px;transition:opacity .4s,transform .4s}
.qo .k{width:52px;height:52px;border-radius:14px;background:rgba(255,255,255,.22);display:grid;place-items:center;font-weight:600;flex:none}
.qo.fade{opacity:.28}.qo.right{transform:scale(1.03);box-shadow:0 0 0 5px #fff,0 0 0 9px var(--ok)}
.ring{width:110px;height:110px;position:relative}
.ring svg{transform:rotate(-90deg)}
.ring b{position:absolute;inset:0;display:grid;place-items:center;font-family:var(--head);font-size:40px}

/* เครื่องจับเวลาฝึกปฏิบัติ */
.timer{position:absolute;right:88px;top:26px;display:flex;align-items:center;gap:12px;background:var(--ok-l);color:var(--ok);border-radius:99px;padding:6px 10px 6px 20px;font-family:var(--head);font-size:30px;font-variant-numeric:tabular-nums;cursor:pointer;user-select:none}
.timer .bt{width:40px;height:40px;border-radius:50%;background:var(--ok);color:#fff;display:grid;place-items:center;font-size:18px}
.timer.run .bt{background:var(--amber)}
.timer.end{background:var(--bad-l);color:var(--bad);animation:shake .6s}

/* หน้าแบ่งหัวข้อ */
.sect{display:flex;flex-direction:column;justify-content:center;height:100%;padding-left:40px}
.sect .no{font-family:var(--head);font-size:150px;font-weight:600;line-height:1;color:#2BB3BE;opacity:.9}
.sect h1{font-size:76px;margin:18px 0 22px}
.sect p{font-size:30px;color:#A9C6CB}
.dark .deco{position:absolute;right:-120px;top:-120px;width:620px;height:620px;border-radius:50%;border:70px solid rgba(43,179,190,.12)}
.dark .deco2{position:absolute;right:160px;bottom:-180px;width:360px;height:360px;border-radius:50%;background:rgba(224,118,58,.12)}

/* โน้ตวิทยากร / เมนู */
.notes{display:none}
#hud{position:fixed;left:0;right:0;bottom:0;background:rgba(10,20,22,.94);color:#E6F1F2;font:16px/1.6 var(--body);padding:14px 24px;display:none;max-height:38vh;overflow:auto;z-index:20;white-space:pre-line}
#hud.show{display:block}
#menu{position:fixed;top:0;bottom:0;left:0;width:380px;background:#0E1C1F;color:#DDE9EA;font:15px/1.4 var(--body);overflow:auto;z-index:21;transform:translateX(-100%);transition:transform .3s;padding:12px 0}
#menu.show{transform:none}
#menu a{display:block;padding:8px 18px;color:inherit;text-decoration:none;border-left:3px solid transparent}
#menu a.cur{background:#17343A;border-left-color:#2BB3BE}
#menu a small{color:#7FA3A9;margin-right:8px}
#keyhint{position:fixed;right:14px;bottom:10px;color:#4E6A6F;font:13px var(--body);z-index:5}
#adm{position:fixed;left:12px;top:8px;transition:opacity 1s;font:13px var(--body);color:#5FD3DC;z-index:5}
#black{position:fixed;inset:0;background:#000;z-index:30;display:none}
#black.show{display:block}

/* มุมมองวิทยากร */
body.pv{overflow:auto;background:#0E1C1F;color:#E6F1F2}
.pv-wrap{display:grid;grid-template-columns:1.1fr 1fr;gap:20px;padding:20px;font:18px/1.6 var(--body)}
.pv-wrap h2{font:500 24px var(--head);margin:0 0 8px}
.pv-box{background:#152A30;border-radius:14px;padding:18px 20px}
.pv-notes{white-space:pre-line;font-size:21px}
.pv-clock{font:600 44px var(--head);color:#5FD3DC}
.pv-btns button{font:600 18px var(--body);padding:12px 22px;border-radius:10px;border:0;margin-right:10px;background:#2BB3BE;color:#062226;cursor:pointer}

@media (prefers-reduced-motion:reduce){
  .slide.active .in>*,.cloud span,.board .r{animation:none!important;opacity:1}
  [data-s]{transition:opacity .2s;transform:none!important}
  .hb .fi,.vb .fi{transition:none}
}