:root{--ink:#162802;--coral:#162802;--coral-d:#2C4A0E;--yellow:#DAFEA4;--yellow-l:#EEFFD2;--teal:#3B6B14;--teal-d:#162802;--blue:#A0C7FE;--blue-l:#DCEAFE;--bg:#FBF8F4;--mute:#4A5A3A;--danger:#B3261E;--danger-l:#FBE0DC}
*{box-sizing:border-box}
body{margin:0;font-size:16px;background:var(--bg);font-family:'Noto Sans Thai',system-ui,sans-serif;color:var(--ink);line-height:1.6}
h1,h2,h3{font-family:'Prompt','Noto Sans Thai',sans-serif;margin:0;line-height:1.3}
a{color:var(--teal-d)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
header.top{background:#fff;border-bottom:2px solid var(--ink)}
header.top .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding-top:12px;padding-bottom:12px}
.logo-img{display:block;object-fit:contain}
.adm-top .logo-img{background:#FBF8F4;padding:3px 5px;border-radius:8px;width:auto;height:34px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-family:'Prompt',sans-serif;font-weight:600;font-size:20px}
.me{display:flex;align-items:center;gap:12px}
.me small{display:block;color:var(--mute);font-size:13px}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--yellow);border:2px solid var(--ink);display:flex;align-items:center;justify-content:center;font-weight:600}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border-radius:999px;font:600 16px 'Noto Sans Thai',sans-serif;text-decoration:none;border:2px solid var(--ink);background:#fff;color:var(--ink);cursor:pointer}
.btn:hover{background:var(--yellow-l)}
.btn.p{background:var(--coral);border-color:var(--coral);color:var(--yellow)}
.btn.p:hover{background:var(--coral-d);border-color:var(--coral-d)}
.btn.y{background:var(--yellow)}
.btn.y:hover{background:#C9F384}
main{padding:28px 0 64px;display:flex;flex-direction:column;gap:28px}
.card{background:#fff;border:2px solid var(--ink);border-radius:20px;overflow:hidden}
.pill{display:inline-block;border-radius:999px;padding:2px 12px;font-size:14px;font-weight:600}
.bar{height:12px;border-radius:999px;background:#E6EBDD;overflow:hidden;border:1.5px solid var(--ink)}
.bar i{display:block;height:100%;background:var(--teal)}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));gap:24px}
.note{background:#fff;border:2px dashed #9AA88A;border-radius:16px;padding:14px 20px;font-size:14px;color:#3B4A2C}
.crumb{font-size:15px}
.row{display:flex;align-items:center;gap:14px;padding:14px 20px;border-top:1.5px solid #E3E8DA;text-decoration:none;color:var(--ink);min-height:44px}
.row:hover{background:#F1FFDA}
.row .st{margin-left:auto;font-size:14px;font-weight:600;white-space:nowrap}
.row small{display:block;font-size:14px;color:var(--mute)}
.tw{overflow-x:auto;background:#fff;border:2px solid var(--ink);border-radius:16px}
table{border-collapse:collapse;width:100%;min-width:600px;font-size:15px}
th{background:var(--blue);text-align:left;padding:10px 14px;white-space:nowrap}
td{padding:10px 14px;border-top:1.5px solid #E3E8DA;vertical-align:middle}
td small{color:var(--mute);font-size:13px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,180px),1fr));gap:16px}
.stat{border:2px solid var(--ink);border-radius:18px;padding:16px 20px}
.stat b{display:block;font:600 34px/1.2 'Prompt',sans-serif}
.stat small{display:block;color:#3B4A2C;font-size:13px}
.screen{display:none}.screen.on{display:block}
.lesson-layout{display:flex;flex-wrap:wrap;gap:28px;align-items:flex-start}
.lesson-main{flex:999 1 560px;min-width:0;display:flex;flex-direction:column;gap:20px}
.lesson-side{flex:1 1 280px;min-width:0}
.video{aspect-ratio:16/9;background:var(--ink);border-radius:20px;color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;padding:16px;font-size:15px}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px}
.adm-top{background:var(--ink);color:#fff}
.adm-top .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding-top:12px;padding-bottom:12px}
.adm-top .logo{color:#fff}
.adm-tabs{background:#fff;border-bottom:2px solid var(--ink)}
.adm-tabs .wrap{display:flex;flex-wrap:wrap;gap:4px}
.adm-tabs a{padding:12px 18px;text-decoration:none;color:var(--ink);font-weight:600;border-bottom:4px solid transparent;min-height:44px}
.adm-tabs a:hover{background:var(--yellow-l)}
.adm-tabs a.cur{border-bottom-color:var(--coral)}
.field select{min-height:48px;border:2px solid var(--ink);border-radius:14px;padding:8px 12px;font:400 16px 'Noto Sans Thai',sans-serif;background:#fff;color:var(--ink)}
.sel{min-height:40px;border:2px solid var(--ink);border-radius:12px;padding:4px 10px;font:500 15px 'Noto Sans Thai',sans-serif;background:#fff;color:var(--ink)}
.lrow{display:flex;gap:10px;align-items:center;width:100%;text-align:left;padding:12px 14px;border:0;border-top:1.5px solid #E3E8DA;background:#fff;font:400 15px 'Noto Sans Thai',sans-serif;color:var(--ink);cursor:pointer;min-height:48px}
.lrow:hover{background:#F1FFDA}
.lrow.cur{background:#F1FFDA;box-shadow:inset 5px 0 0 var(--coral)}
#toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(120px);background:var(--ink);color:#fff;padding:12px 22px;border-radius:999px;font-weight:600;transition:transform .25s;z-index:20;max-width:92vw;text-align:center}
#toast.show{transform:translateX(-50%) translateY(0)}
.ckc{width:22px;height:22px;accent-color:var(--teal)}
.field{display:flex;flex-direction:column;gap:6px}
.field label,.field legend{font-weight:600;font-size:16px}
.field input[type=text],.field input[type=email],.field input[type=tel],.field input[type=search],.field input[type=date],.field input[type=number],.field textarea{min-height:48px;border:2px solid var(--ink);border-radius:14px;padding:10px 14px;font:400 16px 'Noto Sans Thai',sans-serif;background:#fff;color:var(--ink)}
.field textarea{min-height:90px;resize:vertical}
.field input:focus,.field textarea:focus{outline:3px solid var(--yellow);outline-offset:1px}
.field small{color:var(--mute);font-size:14px}
.chk{display:flex;gap:12px;align-items:flex-start;padding:12px 14px;border:2px solid var(--ink);border-radius:14px;background:#fff;cursor:pointer;min-height:48px}
.chk input{width:22px;height:22px;margin-top:3px;accent-color:var(--teal)}
.chk:hover{background:#F1FFDA}
.steps{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:14px}
.steps li{display:flex;gap:12px;align-items:flex-start}
.steps b.n{flex:none;width:30px;height:30px;border-radius:50%;background:var(--yellow);border:2px solid var(--ink);display:flex;align-items:center;justify-content:center;font-size:15px}

.sr{position:absolute;left:-9999px}
.hide{display:none!important}
.err-box{border-radius:14px;padding:12px 16px;background:#FBE0DC;font-size:15px}
.loading{padding:40px;text-align:center;color:var(--mute)}
img.cover{display:block;width:100%;aspect-ratio:400/190;object-fit:cover;border-bottom:2px solid var(--ink);background:var(--blue)}
:focus-visible{outline:3px solid var(--yellow);outline-offset:2px}


/* ---------- แอดมิน: สิทธิ์รายคอร์ส ---------- */
.xov{position:fixed;inset:0;background:rgba(27,42,58,.55);display:flex;align-items:flex-start;justify-content:center;padding:24px 16px;z-index:40;overflow:auto}
.xsheet{background:#fff;border:2px solid var(--ink);border-radius:22px;max-width:680px;width:100%;padding:24px;box-shadow:6px 6px 0 var(--yellow);display:flex;flex-direction:column;gap:16px;margin:auto}
.kv{display:grid;grid-template-columns:max-content 1fr;gap:6px 18px;margin:0;font-size:15px}
.kv dt{color:var(--mute)}.kv dd{margin:0}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.chip{display:inline-flex;align-items:center;gap:8px;background:var(--yellow-l);border:1.5px solid var(--ink);border-radius:999px;padding:4px 6px 4px 14px;font-size:14px}
.chip button{border:0;background:#fff;border-radius:50%;width:26px;height:26px;cursor:pointer;font-size:12px}
.reslist{border:2px solid #E3E8DA;border-radius:14px;max-height:260px;overflow:auto}
.rrow{display:flex;gap:12px;align-items:center;padding:10px 14px;border-top:1.5px solid #E3E8DA}
.rrow:first-child{border-top:0}
.two{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));gap:14px}
.prev{background:#F4F8EC;border:1.5px solid var(--blue);border-radius:14px;padding:12px 14px}
table.mini{min-width:0;font-size:14px;margin-top:6px}table.mini th{background:transparent;padding:6px 8px}table.mini td{padding:6px 8px}
.acts{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}
.pager{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between}
.pager .btn{min-height:38px;padding:0 16px}
.empty{color:var(--mute);text-align:center;padding:18px}
.stat.sbtn{text-align:left;cursor:pointer;font:inherit;color:var(--ink)}
.stat.sbtn:hover{box-shadow:4px 4px 0 var(--ink)}
.stat.sbtn.on{outline:4px solid var(--coral);outline-offset:2px}
tr.clk{cursor:pointer}tr.clk:hover td{background:#F1FFDA}
@media (max-width:560px){.xsheet{padding:18px 16px;border-radius:18px}.kv{grid-template-columns:1fr}.kv dt{margin-top:6px}}
#dBody{display:flex;flex-direction:column;gap:24px}#tBody,#lBody{display:flex;flex-direction:column;gap:12px}

/* ---------- แอดมิน: บท (Module) → วิดีโอ (Lesson) ---------- */
.tbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;padding:12px 14px;border-bottom:1.5px solid #E3E8DA}
.savebar{font-size:14px}.sv{color:var(--mute)}.sv-ok{color:#162802;font-weight:600}.sv-er{color:var(--danger);font-weight:600}.sv-w{color:#12305F}
.lnk{border:0;background:none;color:var(--teal-d);text-decoration:underline;cursor:pointer;font:inherit}
.mod{border-top:2px solid var(--ink)}.mod:first-of-type{border-top:0}
.mhead{display:flex;flex-wrap:wrap;gap:8px;align-items:center;padding:8px 12px}
.mtog{flex:1 1 160px;min-width:0;text-align:left;border:0;background:none;font:inherit;cursor:pointer;color:var(--ink);padding:6px 4px;min-height:40px}
.mtog small{color:var(--mute);margin-left:6px}.car{display:inline-block;width:18px}
.grip{cursor:grab;user-select:none;padding:6px 8px;border-radius:8px;color:#3B4A2C;font-weight:700;letter-spacing:-2px}
.grip:hover{background:rgba(0,0,0,.08)}
.macts{display:flex;flex-wrap:wrap;gap:4px;margin-left:auto}
.ib{min-width:34px;min-height:34px;border:1.5px solid var(--ink);border-radius:10px;background:#fff;font:600 13px 'Noto Sans Thai',sans-serif;cursor:pointer;color:var(--ink)}
.ib.t{padding:0 10px}.ib:hover:not(:disabled){background:var(--yellow-l)}.ib:disabled{opacity:.35;cursor:default}.ib.del{color:var(--danger);border-color:var(--danger)}
.btn.del{color:var(--danger);border-color:var(--danger)}
.mbody{background:#fff}.mnote{background:#A0C7FE;padding:8px 14px;font-size:14px}
.lrw{display:flex;flex-wrap:wrap;gap:8px;align-items:center;padding:8px 12px 8px 20px;border-top:1.5px solid #E3E8DA}
.lrw.sel{background:#F1FFDA;box-shadow:inset 5px 0 0 var(--coral)}.lrw.ldraft .ltit{opacity:.65}
.ltit{flex:1 1 180px;min-width:0;text-align:left;border:0;background:none;font:inherit;cursor:pointer;color:var(--ink);padding:4px;min-height:40px}
.ltit small{color:var(--mute)}.ltit:hover b{text-decoration:underline}
.dragging{opacity:.4}
.dz-b{box-shadow:inset 0 4px 0 var(--coral)}.dz-a{box-shadow:inset 0 -4px 0 var(--coral)}.dz-in{outline:3px dashed var(--coral);outline-offset:-3px;background:#F1FFDA}
.warn{background:#FBE0DC;border-radius:14px;padding:12px 16px}
.vcheck{border-radius:12px;padding:10px 14px;font-size:14px;background:#E6EBDD}
.ctabs{display:flex;flex-wrap:wrap;gap:4px;padding:10px 18px 0;border-bottom:2px solid var(--ink)}
.ctab{border:0;background:none;padding:10px 16px;font:600 15px 'Noto Sans Thai',sans-serif;cursor:pointer;border-bottom:4px solid transparent;color:var(--ink);min-height:44px}
.ctab:hover:not(:disabled){background:var(--yellow-l)}.ctab.cur{border-bottom-color:var(--coral)}.ctab:disabled{opacity:.4;cursor:default}

/* ---------- ฟอร์มสมัครเรียน / สถานะชำระเงิน ---------- */
.notice{background:var(--yellow-l);border:2px solid var(--ink);border-radius:14px;padding:12px 16px;font-weight:600}
.csel{display:flex;flex-direction:column;gap:10px;max-height:300px;overflow:auto;padding:4px 2px}
.field input[type=search]{min-height:48px}
.pp{display:inline-block;border-radius:999px;padding:2px 12px;font-size:13px;font-weight:600;white-space:nowrap}
.pp-unpaid{background:#E6EBDD}.pp-reported{background:#A0C7FE}.pp-verified{background:#DAFEA4}.pp-failed{background:#FBE0DC}
.fchips{display:flex;flex-wrap:wrap;gap:8px}
.fchip{border:2px solid var(--ink);border-radius:999px;background:#fff;padding:6px 14px;min-height:40px;font:600 14px 'Noto Sans Thai',sans-serif;cursor:pointer;color:var(--ink)}
.fchip:hover{background:var(--yellow-l)}.fchip.cur{background:var(--ink);color:var(--yellow)}