:root{--bg:#0f1115;--panel:#181b22;--line:#2a2f3a;--text:#e9ecf1;--muted:#8d95a5;--brand:#e50914;--ok:#22c55e;--warn:#f59e0b}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:'Kantumruy Pro',system-ui,sans-serif;line-height:1.6}
a{color:#fff;text-decoration:none}a:hover{color:var(--brand)}
.wrap{max-width:1140px;margin:0 auto;padding:0 16px}
.topbar{background:#000;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.nav{display:flex;justify-content:space-between;align-items:center;height:60px;gap:12px}
.nav nav{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.logo{font-weight:700;font-size:22px;color:#fff;display:inline-flex;align-items:center;gap:9px;letter-spacing:.5px}
.logo:hover{color:#fff}.logo-mark{height:30px;width:auto;display:block}
.logo-text{text-transform:uppercase;font-size:19px;font-weight:700;white-space:nowrap}.logo-text b{color:var(--brand)}
.logo-tag{font-size:11px;letter-spacing:3px;color:var(--muted);margin:2px 0 8px 62px}
.testbar{background:var(--warn);color:#000;text-align:center;font-size:13px;padding:2px}
main{padding:24px 16px 48px}
.hero{padding:32px 0 16px}.hero h1{margin:0 0 8px;font-size:30px}.hero p{color:var(--muted);margin:0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:18px;margin:20px 0}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:.2s}
.card:hover{transform:translateY(-3px);border-color:var(--brand);color:inherit}
.thumb{aspect-ratio:16/9;background:linear-gradient(135deg,#3a0b0e,#1d2330) center/cover;position:relative}
.card-body{padding:12px 14px}.card-body h3{margin:0 0 4px;font-size:16px}
.meta{color:var(--muted);font-size:14px}
.badge{display:inline-block;font-size:12px;padding:1px 8px;border-radius:6px;background:var(--brand);color:#fff}
.thumb .badge{position:absolute;top:8px;left:8px}
.badge.free{background:var(--ok)}
.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:8px;padding:10px 18px;font:inherit;font-weight:600;cursor:pointer}
.btn:hover{filter:brightness(1.1);color:#fff}.btn.block{display:block;width:100%;text-align:center}
.btn-sm{padding:4px 12px;font-size:14px}.btn-outline{background:transparent;border:1px solid var(--line)}
.box{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:18px}
.form{max-width:440px;margin:20px auto;display:flex;flex-direction:column;gap:12px}
.two .form{margin:0;max-width:none}
.form label{display:flex;flex-direction:column;gap:4px;font-size:14px;color:var(--muted)}
.form label.check{flex-direction:row;align-items:center;gap:8px}
input,textarea,select{background:#0c0e12;border:1px solid var(--line);color:var(--text);border-radius:8px;padding:9px 12px;font:inherit}
.alert{background:#1e3a2a;border:1px solid var(--ok);padding:10px 14px;border-radius:8px;margin-bottom:16px}
.alert.err{background:#3a1e1e;border-color:var(--brand)}
.muted{color:var(--muted)}.small{font-size:13px}.ok{color:var(--ok)}.err{color:#f87171}
.course-head{display:grid;grid-template-columns:1fr 320px;gap:24px;align-items:start}
.buybox .price{font-size:30px;font-weight:700;color:var(--ok);margin-bottom:10px}
.lessons{padding:0;list-style:none;counter-reset:l}
.lessons li{display:flex;justify-content:space-between;gap:10px;padding:12px 14px;border:1px solid var(--line);border-radius:8px;margin-bottom:8px;background:var(--panel)}
.lessons li.locked{opacity:.6}.lessons.compact li{padding:8px 10px;font-size:14px}
.lessons li.current{border-color:var(--brand)}
.watch{display:grid;grid-template-columns:1fr 300px;gap:20px}
.watch>div{position:relative}
.watch video{width:100%;background:#000;border-radius:10px;aspect-ratio:16/9}
.watermark{position:absolute;top:12px;right:16px;font-size:12px;color:rgba(255,255,255,.35);pointer-events:none}
/* Checkout / KHQR */
.pay-wrap{display:grid;grid-template-columns:320px 1fr;gap:28px;align-items:start;max-width:860px;margin:0 auto}
.khqr-card{background:#fff;color:#000;border-radius:16px;overflow:hidden;box-shadow:0 10px 30px rgba(0,0,0,.4);position:relative}
.khqr-top{background:#e1232e;color:#fff;font-weight:700;text-align:center;padding:14px;letter-spacing:2px;font-size:20px}
.khqr-info{padding:14px 22px 6px}.khqr-info .amt{font-size:26px;font-weight:700}.khqr-info .amt span{font-size:14px;color:#666}
.khqr-dash{border-top:2px dashed #ddd;margin:8px 0}
#qrcode{display:flex;justify-content:center;padding:14px 0 24px}
.khqr-card.paid::after,.khqr-card.expired::after{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;background:rgba(255,255,255,.9)}
.khqr-card.paid::after{content:'✅ PAID';color:#16a34a}.khqr-card.expired::after{content:'⌛ EXPIRED';color:#b91c1c}
.kv{width:100%;border-collapse:collapse;margin:10px 0}.kv td{padding:6px 0;border-bottom:1px solid var(--line)}.kv td:last-child{text-align:right;font-weight:600}
.steps{color:var(--muted);font-size:14px;padding-left:18px}
.status{padding:12px;border-radius:8px;margin:12px 0;text-align:center}
.status.wait{background:#2b2616}.status.ok{background:#15301f}.status.err{background:#3a1e1e}
/* tables / admin */
.table{width:100%;border-collapse:collapse;font-size:14px;margin:10px 0}
.table th,.table td{text-align:left;padding:8px;border-bottom:1px solid var(--line);vertical-align:top}
.pill{display:inline-block;padding:1px 10px;border-radius:99px;font-size:12px;background:#2a2f3a;color:#fff;border:0;cursor:pointer;font-family:inherit}
.pill.paid{background:#166534}.pill.pending{background:#854d0e}.pill.expired,.pill.cancelled{background:#4b5563}
.inline{display:inline}.row{display:flex;gap:10px}.row label{flex:1}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stats .big{font-size:24px;font-weight:700}
.admin-nav{display:flex;gap:8px;margin-bottom:16px}.admin-nav a{padding:6px 14px;border-radius:8px;background:var(--panel)}.admin-nav a.active{background:var(--brand)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.foot{color:var(--muted);font-size:13px;padding:24px 16px;border-top:1px solid var(--line)}
@media(max-width:800px){.course-head,.watch,.pay-wrap,.two{grid-template-columns:1fr}.stats{grid-template-columns:1fr 1fr}.pay-wrap .khqr-card{max-width:320px;margin:0 auto}.table{display:block;overflow-x:auto}}
/* App store */
.app-thumb{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#10233a,#2a1030) center/cover}
.app-icon{width:64px;height:64px;border-radius:16px;background:var(--brand);display:flex;align-items:center;justify-content:center;font-size:30px;font-weight:700}
.app-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px}
/* ---- Thumbnails (16:9) ---- */
.thumb{aspect-ratio:16/9;position:relative;overflow:hidden;background:#1d2330}
.thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
.card:hover .thumb img{transform:scale(1.05)}
.thumb::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(0,0,0,.55));pointer-events:none}
.thumb .badge{position:absolute;top:8px;left:8px;z-index:1}
.thumb .badge.plat{left:auto;right:8px;background:rgba(0,0,0,.6)}
.thumb-ph{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  background:linear-gradient(135deg,hsl(var(--h),65%,28%),hsl(calc(var(--h) + 50),70%,14%))}
.ph-letter{width:64px;height:64px;border-radius:18px;background:rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;font-size:30px;font-weight:700;backdrop-filter:blur(4px)}
.ph-title{font-size:13px;opacity:.8;padding:0 14px;text-align:center;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.thumb.banner{border-radius:14px;margin-bottom:16px;box-shadow:0 10px 30px rgba(0,0,0,.35)}
.thumb.banner::after{background:none}
/* ---- Admin upload UI ---- */
.thumb-pick{display:flex;flex-direction:column;gap:8px;align-items:flex-start}
.thumb-preview{width:100%;max-width:360px;aspect-ratio:16/9;border:2px dashed var(--line);border-radius:10px;background:#0c0e12 center/cover no-repeat;
  display:flex;align-items:center;justify-content:center;text-align:center;color:var(--muted);font-size:13px}
.thumb-preview.has-img{border-style:solid;border-color:transparent}.thumb-preview.has-img span{display:none}
.small-pick{width:200px;flex:none}.small-pick .thumb-preview{max-width:200px}
.admin-item{display:flex;gap:18px;align-items:flex-start}
.admin-item h3{margin-top:0}
.wrap-row{flex-wrap:wrap;align-items:center;gap:14px}
label.btn{display:inline-block;cursor:pointer;color:#fff}
.upl{margin-top:6px;width:100%}
.upl-bar{height:8px;background:#0c0e12;border-radius:99px;overflow:hidden;border:1px solid var(--line)}
.upl-bar span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--brand),#ff6b6b);transition:width .2s}
.upl.ok .upl-bar span{background:var(--ok);width:100%}.upl.err .upl-text{color:#f87171}.upl.ok .upl-text{color:var(--ok)}
.crop-modal{position:fixed;inset:0;background:rgba(0,0,0,.8);display:none;align-items:center;justify-content:center;z-index:50;padding:16px}
.crop-modal.open{display:flex}
.crop-box{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;width:min(760px,100%)}
.crop-box h3{margin:0}
.crop-stage{position:relative;margin:10px 0}
.crop-stage canvas{width:100%;aspect-ratio:16/9;display:block;border-radius:8px;cursor:grab;touch-action:none}
.crop-stage canvas:active{cursor:grabbing}
.crop-grid{position:absolute;inset:0;pointer-events:none;border-radius:8px;
  background:linear-gradient(90deg,transparent 33.2%,rgba(255,255,255,.25) 33.3%,transparent 33.5%,transparent 66.5%,rgba(255,255,255,.25) 66.6%,transparent 66.8%),
             linear-gradient(0deg,transparent 33.2%,rgba(255,255,255,.25) 33.3%,transparent 33.5%,transparent 66.5%,rgba(255,255,255,.25) 66.6%,transparent 66.8%)}
.crop-zoom{display:flex;gap:10px;align-items:center}.crop-zoom input{flex:1}
.crop-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:12px}
@media(max-width:800px){.admin-item{flex-direction:column}.small-pick{width:100%}}
/* ---- VIP ---- */
:root{--gold:#f5b700}
.vip-text{color:var(--gold)!important;font-weight:700}
.badge.vip{background:linear-gradient(90deg,#f5b700,#ff8a00);color:#1a1200;font-weight:700}
.badge.admin{background:#2563eb}
.pill.vipp{background:#8a6400}
.btn-vip{background:linear-gradient(90deg,#f5b700,#ff8a00);color:#1a1200!important}
.vip-banner{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin:18px 0;padding:14px 18px;border-radius:12px;
  background:linear-gradient(90deg,rgba(245,183,0,.18),rgba(255,138,0,.08));border:1px solid rgba(245,183,0,.4);color:var(--text)}
.vip-banner:hover{color:var(--text);border-color:var(--gold)}
.vip-hero{text-align:center;padding:30px 0 10px}.vip-hero h1{margin:6px 0;font-size:34px}
.vip-crown{font-size:48px}
.vip-status{display:inline-block;margin-top:12px;padding:8px 16px;border-radius:99px;background:rgba(34,197,94,.15);border:1px solid var(--ok)}
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;margin:26px 0 36px}
.plan{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px;position:relative;display:flex;flex-direction:column;gap:6px}
.plan.featured{border-color:var(--gold);box-shadow:0 0 0 1px var(--gold),0 12px 30px rgba(245,183,0,.15)}
.plan-tag{position:absolute;top:-11px;right:16px;background:var(--gold);color:#1a1200;font-size:12px;font-weight:700;padding:2px 10px;border-radius:99px}
.plan h3{margin:0}.plan-price{font-size:30px;font-weight:700;color:var(--gold)}
.plan-old{text-decoration:line-through;color:var(--muted);font-size:14px}
.plan-list{list-style:none;padding:0;margin:8px 0 14px;font-size:14px;line-height:2;flex:1}
.vip-upsell{margin-top:12px;padding-top:12px;border-top:1px solid var(--line);font-size:14px}
.vip-upsell a{color:var(--gold)}
.vip-box{border-color:rgba(245,183,0,.4)}
/* ---- Q&A ---- */
.qa-search{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 16px}.qa-search input{flex:1;min-width:180px}
details>summary{list-style:none;cursor:pointer;display:inline-block}details>summary::-webkit-details-marker{display:none}
.qa-item{display:flex;gap:16px;align-items:center;color:var(--text)}
.qa-item:hover{border-color:var(--brand);color:var(--text)}
.qa-item h3{margin:0 0 4px;font-size:16px}
.qa-count{min-width:62px;text-align:center;border:1px solid var(--line);border-radius:10px;padding:6px}
.qa-count strong{display:block;font-size:20px}.qa-count span{font-size:11px;color:var(--muted)}
.qa-count.ok{border-color:var(--ok);color:var(--ok)}.qa-count.admin{background:#1e3a8a;border-color:#2563eb}
.qa-q h1{font-size:24px;margin:8px 0}
.qa-meta{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.qa-body{margin:10px 0;white-space:normal;word-wrap:break-word}
.qa-a.from-admin{border-left:3px solid #2563eb}.qa-a.accepted{border-color:var(--ok);background:rgba(34,197,94,.06)}
a.box{display:block;color:var(--text)}a.box.qa-item{display:flex}
/* ---- admin checklist ---- */
.checklist summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px}
.checklist summary::-webkit-details-marker{display:none}
.checklist .bar{flex:1;max-width:320px;height:8px;background:#0c0e12;border-radius:99px;overflow:hidden;border:1px solid var(--line)}
.checklist .bar span{display:block;height:100%;background:linear-gradient(90deg,var(--brand),var(--ok))}
.checklist ul{list-style:none;padding:0;margin:12px 0 0;line-height:2}
.stats{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}
.coupon{margin:0 0 10px}.coupon summary{cursor:pointer;color:var(--muted);font-size:13px;list-style:none}
.coupon summary::-webkit-details-marker{display:none}.coupon input{width:100%;margin-top:6px}
.daybars{display:flex;align-items:flex-end;gap:3px;height:140px;padding-top:6px}
.daybar{flex:1;height:100%;display:flex;flex-direction:column;justify-content:flex-end;align-items:center}
.daybar span{display:block;width:100%;background:linear-gradient(180deg,var(--brand),#7f1d1d);border-radius:3px 3px 0 0}
.daybar small{height:14px;font-size:10px;color:var(--muted)}
/* ---- progress, reviews, license, player ---- */
.progress{height:6px;background:#0c0e12;border:1px solid var(--line);border-radius:99px;overflow:hidden;margin:6px 0}
.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--ok),#86efac)}
.stars{color:var(--gold);letter-spacing:1px}.stars .off{color:#3b4150}
.star-input{display:inline-flex;flex-direction:row-reverse;gap:2px;font-size:28px}
.star-input input{display:none}.star-input label{cursor:pointer;color:#3b4150}
.star-input input:checked~label,.star-input label:hover,.star-input label:hover~label{color:var(--gold)}
.review p{margin:6px 0 0}
code.lic{display:inline-block;background:#0c0e12;border:1px dashed var(--gold);padding:4px 10px;border-radius:6px;color:var(--gold);cursor:copy;letter-spacing:1px}
.player-wrap{position:relative;border-radius:10px;overflow:hidden;background:#000}
.player-wrap video{border-radius:0}
.player-embed{width:100%;aspect-ratio:16/9;border:0;display:block}
.watermark{transition:top 1.5s ease,left 1.5s ease;text-shadow:0 1px 2px #000}
.legal h2{font-size:18px;margin-top:22px}.legal{max-width:820px;margin:0 auto}
/* ---- header / footer / mobile ---- */
.announce{background:linear-gradient(90deg,#7f1d1d,#e50914);color:#fff;text-align:center;font-size:14px;padding:6px 16px}
.announce a{color:#fff;text-decoration:underline}.announce.vip-warn{background:linear-gradient(90deg,#8a6400,#f5b700);color:#1a1200}.announce.vip-warn a{color:#1a1200}
.lang-switch{border:1px solid var(--line);border-radius:6px;padding:1px 8px;font-size:13px}
.user-link{white-space:nowrap}
.nav-toggle,.burger{display:none}
.foot{border-top:1px solid var(--line);margin-top:40px;padding:26px 0 18px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}
.foot-links{display:flex;flex-direction:column;gap:6px;font-size:14px}.foot-links a{color:var(--muted)}.foot-links a:hover{color:#fff}
.foot .copy{margin-top:16px}
@media(max-width:860px){
  .nav{position:relative}
  .burger{display:flex;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
  .burger span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.2s}
  .nav nav{display:none;position:absolute;top:60px;left:-16px;right:-16px;background:#000;flex-direction:column;align-items:stretch;gap:0;padding:8px 16px 16px;border-bottom:1px solid var(--line);z-index:20}
  .nav nav a{padding:12px 4px;border-bottom:1px solid #1b1e25}
  .nav nav a.btn{margin-top:10px;text-align:center}
  .nav-toggle:checked~nav{display:flex}
  .nav-toggle:checked~.burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle:checked~.burger span:nth-child(2){opacity:0}
  .nav-toggle:checked~.burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .foot-grid{grid-template-columns:1fr}
  .hero h1{font-size:24px}.vip-hero h1{font-size:28px}
  .qa-item{gap:10px}.qa-count{min-width:50px}
  .table th,.table td{padding:6px}
  main{padding:16px 12px 32px}
}
@media(max-width:480px){.grid{grid-template-columns:1fr 1fr;gap:10px}.card-body h3{font-size:14px}.card-body{padding:8px 10px}.meta{font-size:12px}}
.steps-list{padding-left:20px;line-height:1.9}.steps-list code{background:#0c0e12;padding:1px 6px;border-radius:4px}
/* ---- wallet & multi-method checkout ---- */
.wallet-link{font-weight:600;color:#fbbf24}
.wallet-bal{font-size:34px;font-weight:800;margin:6px 0}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0}
.chip{background:var(--card,#1c1c22);border:1px solid var(--line);color:inherit;border-radius:999px;padding:6px 12px;cursor:pointer}
.chip:hover{border-color:#e50914}
.pay-head{max-width:860px;margin:0 auto 16px}
.pay-head h2{margin-bottom:4px}
.pay-tabs{display:flex;gap:6px;flex-wrap:wrap;margin-top:12px}
.pay-tabs a{padding:9px 16px;border:1px solid var(--line);border-radius:10px;text-decoration:none;color:inherit}
.pay-tabs a.active{background:#e50914;border-color:#e50914;color:#fff}
.pay-one{max-width:460px;margin:0 auto}
.usdt-top{background:#26a17b!important}
code.break{word-break:break-all;font-size:13px}
.warn{color:#f59e0b}
td.ok{color:#22c55e}td.err{color:#ef4444}

.qr-switch{display:flex;gap:4px;padding:0 14px 6px;justify-content:center}
.qr-switch button{flex:1;border:1px solid #d4d4d8;background:#fff;color:#333;border-radius:8px;padding:6px 4px;font-size:12px;cursor:pointer}
.qr-switch button.active{background:#26a17b;border-color:#26a17b;color:#fff}
.qr-hint{color:#555;text-align:center;padding:0 14px 6px}
.amt-must{margin:0 14px 14px;padding:8px;border-radius:8px;background:#fff7e6;border:1px dashed #f0a020;color:#8a5300;text-align:center;font-size:14px}
.amt-must b{font-size:17px;color:#b45309}

.filters{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}
.filters a{padding:6px 12px;border:1px solid var(--line);border-radius:999px;text-decoration:none;color:inherit;font-size:14px}
.filters a.active{background:#e50914;border-color:#e50914;color:#fff}
a.alert{display:block;text-decoration:none}

.aff-hero h1{margin:0 0 6px}
.wd{display:flex;flex-wrap:wrap;gap:8px;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line)}
.chip input{margin-right:4px}

details.refund summary{list-style:none;display:inline-block;cursor:pointer}
details.refund[open] form{margin-top:6px}
.pill.refunded{background:#3b2a4a;color:#e9d5ff}
.pill.held{background:#2b2616;color:#fbbf24}.pill.flag{background:#3a1e1e;color:#fca5a5}
.aff-qr-row{display:flex;gap:16px;align-items:center;margin:10px 0;flex-wrap:wrap}
.aff-qr{background:#fff;padding:8px;border-radius:8px;line-height:0}

.aff-goal{background:rgba(229,9,20,.08);border:1px solid rgba(229,9,20,.35);border-radius:10px;padding:12px;margin-bottom:14px}
.bar.big{display:block;height:12px;background:#27272a;border-radius:999px;overflow:hidden;margin:8px 0}
.bar.big span{display:block;height:100%;background:linear-gradient(90deg,#e50914,#f59e0b)}

.payout-qr{margin:6px 0 8px}
.payout-qr img{display:block;max-width:180px;max-height:220px;border:1px solid #e4e4e7;border-radius:10px;background:#fff;margin-bottom:4px}
.payout-qr.admin img{max-width:160px;max-height:200px}
.proof-img{margin:6px 0}
.proof-img img{display:block;max-width:220px;max-height:320px;border:1px solid #3f3f46;border-radius:10px;background:#fff}
.proof-img.admin img{max-width:120px;max-height:180px}
.cat-chips{display:flex;gap:8px;overflow-x:auto;padding:4px 0 14px;scrollbar-width:thin}
.cat-chips a{flex:0 0 auto;border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:5px 14px;font-size:14px;white-space:nowrap}
.cat-chips a span{color:var(--muted);font-size:12px;margin-left:2px}
.cat-chips a.active{background:var(--brand);border-color:var(--brand);color:#fff}.cat-chips a.active span{color:#fff}
.cat-tag{display:inline-block;font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:6px;padding:0 7px;margin-bottom:4px}
.cat-admin{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}

/* category dropdowns in the top menu: hover (desktop) or tap ▾ (phone) */
.nav-dd{position:relative;display:flex;align-items:center}
.dd-caret{background:none;border:0;color:var(--muted);cursor:pointer;padding:4px 2px 4px 3px;font-size:12px;line-height:1}
.dd-menu{display:none;position:absolute;top:100%;left:-10px;min-width:200px;max-height:70vh;overflow-y:auto;background:#0b0c10;border:1px solid var(--line);border-radius:10px;padding:6px;z-index:30;box-shadow:0 10px 30px rgba(0,0,0,.5)}
.dd-menu a{display:block;padding:7px 12px;border-radius:6px;white-space:nowrap;font-size:14px}
.dd-menu a:hover{background:var(--panel);color:#fff}
.dd-menu a:first-child{color:var(--muted);border-bottom:1px solid var(--line);border-radius:6px 6px 0 0;margin-bottom:4px}
.nav-dd:hover .dd-menu,.nav-dd:focus-within .dd-menu,.nav-dd.open .dd-menu{display:block}
.nav-dd::after{content:"";position:absolute;left:0;right:0;top:100%;height:8px}
@media(max-width:860px){
  .nav-dd{flex-wrap:wrap;border-bottom:1px solid #1b1e25}
  .nav nav .nav-dd>a.dd-top{flex:1;border-bottom:0}
  .dd-caret{font-size:16px;padding:12px 10px}
  .nav-dd:hover .dd-menu,.nav-dd:focus-within .dd-menu{display:none}
  .nav-dd.open .dd-menu{display:block;position:static;width:100%;max-height:none;border:0;box-shadow:none;background:#0f1115;padding:0 0 8px 12px}
  .nav nav .dd-menu a{border-bottom:0;padding:8px 6px}
}

/* VIP Club */
.nav-count{display:inline-block;min-width:18px;padding:0 5px;border-radius:9px;background:var(--brand);color:#fff;font-size:11px;line-height:18px;text-align:center;vertical-align:1px}
.vip-club-head{padding:24px 0 8px}.vip-club-head h1{margin:0 0 4px}
.vip-tabs{display:flex;gap:8px;overflow-x:auto;margin:14px 0 16px}
.vip-tabs a{flex:0 0 auto;padding:7px 14px;border-radius:999px;border:1px solid var(--line);background:var(--panel);font-size:14px;white-space:nowrap}
.vip-tabs a span{color:var(--muted);font-size:12px}
.vip-tabs a.active{background:linear-gradient(90deg,#f5c542,#e6a817);border-color:#e6a817;color:#1a1300}.vip-tabs a.active span{color:#1a1300}
.vip-post h2{margin:6px 0 8px;font-size:20px}.vip-post.from-admin{border-left:3px solid #e6a817}
.vip-img img{display:block;max-width:100%;max-height:520px;border-radius:10px;margin-top:10px}
.vip-embed{position:relative;padding-top:56.25%;margin-top:10px;border-radius:10px;overflow:hidden;background:#000}
.vip-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* Homepage: VIP Club promotion + best sellers */
.club-promo{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;margin:18px 0 28px;padding:22px 24px;border-radius:16px;
  background:radial-gradient(120% 140% at 0% 0%,rgba(245,183,0,.22),transparent 55%),linear-gradient(135deg,#1c1706,#14161c 60%);border:1px solid rgba(245,183,0,.45);color:var(--text)}
.club-promo:hover{color:var(--text);border-color:var(--gold);box-shadow:0 10px 30px rgba(245,183,0,.12)}
.club-kicker{color:var(--gold);font-weight:700;font-size:14px;letter-spacing:.5px}
.club-promo h2{margin:4px 0 10px;font-size:22px}
.club-promo ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,auto));gap:4px 22px;font-size:14px;color:#d9dce3}
.club-cta{display:flex;flex-direction:column;align-items:center;gap:8px}
.club-price{color:var(--muted);font-size:14px}.club-price strong{color:var(--gold);font-size:22px}
.home-sec{margin:0 0 30px}
.sec-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:12px}
.sec-head h2{margin:0;font-size:20px}.sec-head a{color:var(--muted);font-size:14px;white-space:nowrap}.sec-head a:hover{color:var(--brand)}
.home-sec .grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.thumb .badge.rank{left:auto;right:8px;background:rgba(0,0,0,.65);color:var(--gold)}
@media(max-width:860px){.home-sec .grid{grid-template-columns:repeat(2,minmax(0,1fr))}.club-promo ul{grid-template-columns:1fr}.club-cta{width:100%;align-items:stretch}.club-cta .btn{text-align:center}}

/* admin edit / delete */
.edit-box{margin:8px 0}.edit-box>summary,.edit-lesson>summary{list-style:none;display:inline-block}
.edit-box>summary::-webkit-details-marker,.edit-lesson>summary::-webkit-details-marker{display:none}
.edit-box[open]{background:#0f1115;border:1px solid var(--line);border-radius:10px;padding:10px 12px}
.edit-lesson{display:inline-block}.edit-lesson[open]{display:block;min-width:280px}.lesson-edit{margin-top:8px}
.btn-danger{background:#7f1d1d;border:1px solid #b91c1c}.btn-danger:hover{background:#b91c1c;color:#fff}
td.nowrap{white-space:nowrap}

.khqr-tests{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.khqr-test h4{margin:0 0 4px}.khqr-test.current{border-color:var(--ok)}
.qr-slot{background:#fff;padding:10px;border-radius:10px;width:220px;margin:8px 0}.qr-slot img,.qr-slot canvas{display:block}

/* v23: saved bank KHQR codes */
.khqr-accs{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:14px;margin-bottom:16px}
.khqr-acc.current{border-color:var(--ok)}
.khqr-acc-head{display:flex;gap:12px;align-items:flex-start}
.khqr-acc-head .qr-slot{flex:0 0 auto;background:#fff;padding:6px;border-radius:8px;line-height:0}
.khqr-acc .row-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.khqr-acc details{margin-top:8px}
@media (max-width:520px){.khqr-accs{grid-template-columns:1fr}.khqr-acc-head{flex-direction:column}}