/* ส่วนที่เพิ่มของ mockup v6 (ย้ายเข้า base.css ตอนได้แบบแล้ว) */
[hidden]{display:none!important}
.hook-search{display:flex;gap:.5rem;margin-top:1.5rem;padding:.375rem;border-radius:999px;background:rgba(255,255,255,.8);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);box-shadow:var(--rim),var(--lift);max-width:34rem;transition:box-shadow .3s,transform .3s}
.hook-search:focus-within{transform:translateY(-1px);box-shadow:var(--rim),0 0 0 2px var(--ink),var(--lift)}
.hook-search input{flex:1;min-width:0;border:0;background:transparent;font:inherit;padding:.5rem 1rem;outline:none}
.cats{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:1rem}
.cats button{font:inherit;font-size:.9375rem;border:0;cursor:pointer;border-radius:999px;padding:.4375rem 1rem;background:rgba(255,255,255,.75);box-shadow:var(--rim);color:var(--ink);min-height:2.5rem;transition:transform .25s cubic-bezier(.34,1.56,.64,1),background .2s,color .2s}
.cats button:hover{transform:translateY(-2px)}
.cats button:active{transform:scale(.95)}
.cats button[aria-pressed="true"]{background:var(--ink);color:#fff;box-shadow:none}
.stats{padding:1.5rem 0 0}
.stats ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem}
.stats li{border-radius:var(--r);padding:1rem 1.25rem}
.stats b{display:block;font-size:1.75rem;line-height:1.5}
.stats span{color:var(--muted);font-size:.9375rem}
@media(max-width:54rem){.stats ul{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* แท็บ: แผ่นกระจกเลื่อนตามแท็บที่เลือก (liquid pill) */
.tabs{position:relative;display:inline-flex;gap:.25rem;margin-top:1.5rem;padding:.3125rem;border-radius:999px;max-width:100%;overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tabs button{position:relative;z-index:1;font:inherit;font-weight:600;border:0;background:none;cursor:pointer;padding:.6875rem 1.25rem;color:var(--muted);white-space:nowrap;min-height:2.75rem;border-radius:999px;transition:color .25s}
.tabs button[aria-selected="true"]{color:#fff}
.tabs small{font-weight:400;margin-left:.375rem;opacity:.8}
.tab-pill{position:absolute;z-index:0;top:.3125rem;bottom:.3125rem;left:0;width:0;border-radius:999px;background:var(--ink);box-shadow:0 .5rem 1rem -.5rem rgba(0,0,0,.5);transition:transform .55s cubic-bezier(.34,1.4,.64,1),width .55s cubic-bezier(.34,1.4,.64,1)}
.panel-note{display:flex;justify-content:space-between;gap:1rem;align-items:baseline;margin-top:1.25rem;flex-wrap:wrap}
.panel-note p{margin:0;color:var(--muted)}
.empty{padding:2rem 0;color:var(--muted)}
.new-badge{position:absolute;top:.625rem;right:.625rem;background:#C8261B;color:#fff;font-size:.75rem;font-weight:700;letter-spacing:.04em;border-radius:999px;padding:.1875rem .625rem;line-height:1.6;z-index:2;box-shadow:0 .25rem .5rem -.125rem rgba(0,0,0,.35)}
.cover{position:relative}
.cover.ph{display:grid;place-items:center;background:repeating-linear-gradient(135deg,#ECECF0 0 .75rem,#F5F5F8 .75rem 1.5rem);aspect-ratio:20/9}
.ph-t{font-size:.8125rem;color:var(--muted);text-align:center;line-height:1.6}
.page-head{padding:clamp(2.5rem,6vw,4rem) 0 0}
.page-head h1{font-size:clamp(2rem,4.5vw,3rem)}
.dialog-note{display:none}

/* การ์ดแน่น 4 ใบต่อแถว (ค่าเริ่มต้นที่เลือก) */
body.dense .grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:.875rem}
body.dense .card .tag,body.dense .card .who{display:none}
body.dense .card .body{padding:.875rem}
body.dense .card h3{font-size:1rem}
body.dense .acts{flex-wrap:wrap}
@media(max-width:62rem){body.dense .grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:40rem){body.dense .grid{grid-template-columns:1fr}}

/* ===== ลูกเล่น liquid (เปิด/ปิดได้ · ปิดเองเมื่อผู้ใช้ตั้งลดการเคลื่อนไหว) ===== */
.blobs{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden;display:none}
body.liquid .blobs{display:block}
.blob{position:absolute;width:30rem;height:30rem;filter:blur(48px);opacity:.55;border-radius:42% 58% 63% 37%/45% 38% 62% 55%;animation:morph 14s ease-in-out infinite alternate,drift 26s ease-in-out infinite alternate}
.blob:nth-child(1){background:#F59E42;top:-8rem;right:-6rem}
.blob:nth-child(2){background:#6EE7B7;top:34%;left:-10rem;animation-delay:-5s,-9s}
.blob:nth-child(3){background:#F9A8D4;bottom:-6rem;right:12%;animation-delay:-9s,-3s}
.blob:nth-child(4){background:#D08BDB;bottom:20%;left:30%;width:22rem;height:22rem;opacity:.35;animation-delay:-2s,-14s}
@keyframes morph{0%{border-radius:42% 58% 63% 37%/45% 38% 62% 55%}50%{border-radius:61% 39% 38% 62%/58% 63% 37% 42%}100%{border-radius:37% 63% 52% 48%/38% 52% 48% 62%}}
@keyframes drift{0%{transform:translate(0,0) rotate(0) scale(1)}50%{transform:translate(4rem,-3rem) rotate(40deg) scale(1.12)}100%{transform:translate(-3rem,4rem) rotate(-30deg) scale(.94)}}
body.liquid .hero-media::before{content:"";position:absolute;z-index:-1;inset:-1.5rem -1.5rem -1.5rem auto;width:80%;background:linear-gradient(135deg,#F59E42,#F9A8D4 55%,#D08BDB);opacity:.55;filter:blur(30px);animation:morph 9s ease-in-out infinite alternate}
body.liquid .card::after{content:"";position:absolute;inset:0;pointer-events:none;border-radius:inherit;opacity:0;transition:opacity .35s;
  background:radial-gradient(14rem 14rem at var(--mx,50%) var(--my,50%),rgba(255,255,255,.55),transparent 70%)}
body.liquid .card:hover::after{opacity:1}
body.liquid .card .cover img{transition:transform .8s cubic-bezier(.2,.8,.2,1)}
body.liquid .card:hover .cover img{transform:scale(1.06)}
body.liquid .btn-main{position:relative;overflow:hidden;isolation:isolate}
body.liquid .btn-main::before{content:"";position:absolute;z-index:-1;left:var(--bx,50%);top:var(--by,50%);width:0;height:0;border-radius:50%;background:radial-gradient(circle,#3a3a40,#1D1D1F 70%);transform:translate(-50%,-50%);transition:width .5s cubic-bezier(.2,.8,.2,1),height .5s cubic-bezier(.2,.8,.2,1)}
body.liquid .btn-main:hover::before{width:16rem;height:16rem}
body.liquid .cats button,body.liquid .stats li,body.liquid .step{transition:transform .35s cubic-bezier(.34,1.56,.64,1),box-shadow .3s}
body.liquid .stats li:hover,body.liquid .step:hover{transform:translateY(-.25rem)}
@media(prefers-reduced-motion:reduce){
  .blob,body.liquid .hero-media::before{animation:none}
  .tab-pill{transition:none}
}

/* แผงติ๊ก */
.tw-btn{position:fixed;left:1rem;bottom:1rem;z-index:60;font:inherit;font-weight:600;border:0;border-radius:999px;background:#1D1D1F;color:#fff;border:1px solid rgba(255,255,255,.25);padding:.75rem 1.25rem;min-height:2.75rem;cursor:pointer;box-shadow:0 .5rem 1.5rem rgba(0,0,0,.25)}
.tw{position:fixed;left:1rem;bottom:4.5rem;z-index:60;width:min(21rem,calc(100vw - 2rem));max-height:calc(100vh - 6rem);overflow:auto;border-radius:1.25rem;background:#fff;box-shadow:0 0 0 1px var(--hair),0 1.5rem 3rem -1rem rgba(0,0,0,.35);padding:1rem 1.125rem}
.tw .tw-h{margin:1rem 0 .25rem;font-size:.8125rem;color:var(--muted);font-weight:700}
.tw .tw-h:first-child{margin-top:0}
.tw label{display:flex;gap:.625rem;align-items:center;padding:.375rem 0;font-size:.9375rem;cursor:pointer;line-height:1.6}
.tw input{width:1.125rem;height:1.125rem;accent-color:#1D1D1F;flex-shrink:0}
.tw .row{display:flex;gap:.5rem;margin-top:.75rem}
.tw .row button{flex:1;font:inherit;font-size:.875rem;border:0;border-radius:999px;background:rgba(29,29,31,.06);padding:.5rem;cursor:pointer;min-height:2.5rem}
.nav-links a[aria-current="page"]{color:var(--ink);background:rgba(255,255,255,.78);box-shadow:var(--rim)}

/* Section คอร์สแบบคาดเต็มความกว้าง (แทนแท็บ) */
.band{padding:clamp(3rem,7vw,5rem) 0;scroll-margin-top:4.25rem}
.band-online{background:rgba(255,255,255,.55);border-block:1px solid var(--hair)}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:1.5rem;flex-wrap:wrap}
.sec-head h2{font-size:clamp(1.625rem,3.2vw,2.25rem);margin:0}
.sec-head .eyebrow{margin:0}
.sec-foot{display:none;margin-top:1.25rem}
@media(max-width:40rem){.sec-head .btn{display:none}.sec-foot{display:block}.sec-foot .btn{width:100%}}
.jump{position:sticky;top:4.25rem;z-index:20;background:rgba(244,245,247,.85);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);border-bottom:1px solid var(--hair);margin-top:1.5rem}
.jump .wrap{display:flex;gap:.5rem;overflow-x:auto;scrollbar-width:none;padding-block:.5rem}
.jump a{white-space:nowrap;text-decoration:none;color:var(--ink);font-weight:600;padding:.5rem 1rem;border-radius:999px;min-height:2.75rem;display:inline-flex;align-items:center;gap:.375rem;box-shadow:0 0 0 1px var(--hair);background:#fff}
.jump a:hover{background:var(--ink);color:#fff}
.jump small{font-weight:400;opacity:.75}
#onsite,#online{scroll-margin-top:8rem}

/* พื้นหลังโทนทางการ: เทา-ขาว แสงสีเทาอมฟ้าจาง ๆ แทนสีพาสเทล */
body.formal{--bg:#F4F5F7}
body.formal .aurora{background:radial-gradient(60rem 40rem at 90% -10%,rgba(148,163,184,.22),transparent 70%),radial-gradient(50rem 40rem at 0% 55%,rgba(203,213,225,.32),transparent 70%),linear-gradient(#FAFAFB,#EEF0F3)}
body.formal .blob{opacity:.22}
body.formal .blob:nth-child(1){background:#94A3B8}
body.formal .blob:nth-child(2){background:#CBD5E1}
body.formal .blob:nth-child(3){background:#B6C2D2}
body.formal .blob:nth-child(4){background:#E2E8F0}
body.formal.liquid .hero-media::before{background:linear-gradient(135deg,#CBD5E1,#94A3B8);opacity:.35}
body.formal .nav{background:rgba(250,250,251,.75)}
body.formal .band-online{background:#fff}

/* ===== เมนู liquid glass: แคปซูลกระจกลอย · แสงสะท้อนตามเมาส์ · แถบไฮไลต์ไหลด้วยสปริง (v6.js) ===== */
:root{--lg-tint:rgba(255,255,255,.42);--lg-hi:rgba(255,255,255,.95);--lg-lo:rgba(255,255,255,.25);--lg-edge:rgba(255,255,255,.5);--lg-spec:.7;--lg-sheen:.35;--blob:rgba(255,255,255,.72)}
.nav{background:none!important;-webkit-backdrop-filter:none!important;backdrop-filter:none!important;padding:.75rem var(--g) 0;pointer-events:none}
.nav::after{display:none}
.nav .wrap{pointer-events:auto;position:relative;isolation:isolate;max-width:calc(var(--wrap) - 2*var(--g));height:3.75rem;padding:0 .5rem 0 1.25rem;border-radius:999px;
  background:var(--lg-tint);-webkit-backdrop-filter:blur(18px) saturate(190%);backdrop-filter:blur(18px) saturate(190%);
  box-shadow:inset 0 1px 0 var(--lg-hi),inset 0 -1px 0 var(--lg-lo),0 0 0 1px var(--lg-edge),0 .75rem 2rem -.75rem rgba(0,0,0,.35);
  transition:height .5s cubic-bezier(.2,.8,.2,1),background .5s,box-shadow .5s,transform .5s cubic-bezier(.2,.8,.2,1)}
/* แสงสะท้อน: จุดสว่างตามเมาส์ + เงาวาวครึ่งบน = แสงตกกระทบกระจก */
.nav .wrap::after{content:"";position:absolute;inset:0;z-index:-1;border-radius:inherit;pointer-events:none;
  background:radial-gradient(16rem 5rem at var(--nx,25%) 0%,rgba(255,255,255,var(--lg-spec)),transparent 70%),linear-gradient(180deg,rgba(255,255,255,var(--lg-sheen)),transparent 60%)}
.nav.scrolled .wrap{height:3.375rem;box-shadow:inset 0 1px 0 var(--lg-hi),inset 0 -1px 0 var(--lg-lo),0 0 0 1px var(--lg-edge),0 1.25rem 2.5rem -1rem rgba(0,0,0,.5)}
.nav-links{position:relative}
.nav-links a{position:relative;z-index:1}
.nav-links.has-blob a:hover{background:none;box-shadow:none}
.nav-blob{position:absolute;left:0;top:50%;height:2.5rem;margin-top:-1.25rem;border-radius:999px;pointer-events:none;opacity:0;will-change:transform,width,opacity;
  background:var(--blob);box-shadow:inset 0 1px 0 rgba(255,255,255,.45),0 0 0 1px rgba(255,255,255,.14),0 .375rem 1rem -.5rem rgba(0,0,0,.35)}
.cart-btn{background:rgba(255,255,255,.12)!important;box-shadow:inset 0 1px 0 rgba(255,255,255,.3),0 0 0 1px var(--lg-edge)}
@media(prefers-reduced-transparency:reduce){.nav .wrap{background:var(--bg);-webkit-backdrop-filter:none;backdrop-filter:none}}

/* ===== ธีมมืด Premium: ดำอมคราม จากปกคอร์ส · ฟ้า-มิ้นต์ของโลโก้ eddu เป็นจุดเน้นเท่านั้น ===== */
body.dark{--bg:#06070B;--ink:#F4F6FA;--muted:#A0A8BA;--hair:rgba(255,255,255,.09);
  --glass:rgba(20,22,34,.55);--glass-hi:rgba(30,33,50,.8);
  --rim:inset 0 1px 0 rgba(255,255,255,.09),0 0 0 1px rgba(255,255,255,.07);
  --lift:0 1px 2px rgba(0,0,0,.4),0 1.25rem 3rem -1rem rgba(0,0,0,.75);
  --eddu:linear-gradient(90deg,#00C8F0,#00D9C5);
  --lg-tint:rgba(24,27,42,.4);--lg-hi:rgba(255,255,255,.2);--lg-lo:rgba(255,255,255,.04);--lg-edge:rgba(255,255,255,.1);--lg-spec:.16;--lg-sheen:.06;--blob:rgba(255,255,255,.1);
  color-scheme:dark;background:var(--bg);color:var(--ink)}
body.dark .aurora{background:
  radial-gradient(52rem 36rem at 90% -8%,rgba(48,56,190,.5),transparent 70%),
  radial-gradient(40rem 32rem at 104% 62%,rgba(196,44,140,.2),transparent 70%),
  radial-gradient(44rem 34rem at -6% 32%,rgba(0,200,240,.11),transparent 70%),
  radial-gradient(40rem 30rem at 32% 104%,rgba(96,44,190,.22),transparent 70%),#06070B}
body.dark .blob{opacity:.3}
body.dark .blob:nth-child(1){background:#2A31B0}
body.dark .blob:nth-child(2){background:#00B8D9;opacity:.12}
body.dark .blob:nth-child(3){background:#B8307A;opacity:.18}
body.dark .blob:nth-child(4){background:#5B2BC0;opacity:.22}
body.dark.liquid .hero-media::before{background:linear-gradient(135deg,#2A31B0,#B8307A);opacity:.45}
body.dark .hero h1 .nw{color:#3BD8EC}
body.dark .btn-main{background:#F4F6FA;color:#06070B}
body.dark .btn-main:hover{background:#fff}
body.dark.liquid .btn-main::before{background:radial-gradient(circle,#fff,#E3E8F2 70%)}
body.dark .btn-quiet{background:rgba(255,255,255,.08)}
body.dark .count{background:#F4F6FA;color:#06070B}
body.dark .next{--glass:rgba(18,20,32,.72)}
body.dark .hook-search{background:rgba(20,22,34,.7)}
body.dark .hook-search:focus-within{box-shadow:var(--rim),0 0 0 2px #00C8F0,var(--lift)}
body.dark .cats button{background:rgba(255,255,255,.06)}
body.dark .cats button[aria-pressed="true"]{background:#F4F6FA;color:#06070B}
body.dark .logos img{filter:grayscale(1) invert(1);mix-blend-mode:screen;opacity:.55}
body.dark .orgs-panel{background:rgba(255,255,255,.03);box-shadow:var(--rim)}
body.dark .orgs-panel img{filter:grayscale(1) invert(1);mix-blend-mode:screen;opacity:.75}
body.dark .band-online{background:rgba(255,255,255,.025)}
body.dark .cover.ph{background:repeating-linear-gradient(135deg,#10121C 0 .75rem,#151826 .75rem 1.5rem)}
body.dark.liquid .card::after{background:radial-gradient(14rem 14rem at var(--mx,50%) var(--my,50%),rgba(255,255,255,.1),transparent 70%)}
body.dark .mini-ui{background:rgba(255,255,255,.05)}
body.dark .mini-step,body.dark .chip,body.dark .field{background:rgba(255,255,255,.07)}
body.dark .chip.on,body.dark .check i{background:#F4F6FA;color:#06070B}
body.dark .check i.off{background:transparent}
body.dark .ripple{background:rgba(255,255,255,.25)}
body.dark .seats.low{color:#FF8A80}
body.dark .jump{background:rgba(6,7,11,.78)}
body.dark .jump a{background:rgba(255,255,255,.05)}
body.dark .jump a:hover{background:#F4F6FA;color:#06070B}
body.dark footer.site .wrap{border-top-color:var(--hair)}
/* แผงติ๊กเป็นเครื่องมือ ไม่ใช่ส่วนของเว็บ: ล็อกโทนสว่างไว้ */
.tw{--ink:#1D1D1F;--muted:#5B5B63;--hair:rgba(29,29,31,.09);color:var(--ink)}

/* ธีมมืด: เงาเป็นกลาง ไม่เรืองแสงสี · เมนู hover ตอนไม่มีแถบ liquid · ส่วนที่เบราว์เซอร์วาดเอง */
body.dark .card:hover{box-shadow:var(--rim),0 1.5rem 3rem -1rem rgba(0,0,0,.85)}
body.dark .nav-links a:hover{background:rgba(255,255,255,.08);box-shadow:none}
body.dark ::selection{background:rgba(0,200,240,.35);color:#fff}
body.dark{scrollbar-color:rgba(255,255,255,.22) #06070B}
body.dark :focus-visible{outline:2px solid #3BD8EC;outline-offset:3px}
/* มือถือ: เมนูเดิมซ่อนหมด → เก็บ "คอร์สทั้งหมด" ไว้ลิงก์เดียว เพราะเป็นทางไปหน้าคอร์สรวม */
@media(max-width:54rem){.nav-links{display:flex}.nav-links a:not(:first-of-type){display:none}.nav .wrap{gap:.5rem}.cart-btn{margin-left:0}}
.nav-links.has-blob a[aria-current="page"]{background:none;box-shadow:none}
body.dark .nav-links a[aria-current="page"]{color:#fff}

/* การ์ดคอร์ส = ปุ่มนูนลอยจากพื้น: ผิวสว่างกว่าพื้น + ขอบบนรับแสง + เงาดำ 2 ชั้น · ชี้แล้วลอยขึ้น กดแล้วยุบลง (ตอบตอนกดลง) */
body.dark .card{background:linear-gradient(180deg,#1A1D2B,#12141E);-webkit-backdrop-filter:none;backdrop-filter:none;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12),0 0 0 1px rgba(255,255,255,.06),0 2px 4px rgba(0,0,0,.55),0 1.25rem 2.5rem -.75rem rgba(0,0,0,.9);
  transition:transform .35s cubic-bezier(.2,.8,.2,1),box-shadow .35s cubic-bezier(.2,.8,.2,1)}
@media(hover:hover){body.dark .card:hover{transform:translateY(-.375rem);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.18),0 0 0 1px rgba(255,255,255,.1),0 4px 8px rgba(0,0,0,.55),0 2rem 3.5rem -1rem rgba(0,0,0,.95)}}
body.dark .card:active{transform:translateY(-.125rem) scale(.985);transition-duration:.1s;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.1),0 0 0 1px rgba(255,255,255,.06),0 1px 2px rgba(0,0,0,.6),0 .5rem 1rem -.5rem rgba(0,0,0,.8)}
body:not(.dark) .card{box-shadow:var(--rim),0 2px 4px rgba(30,30,60,.08),0 1.25rem 2.5rem -.75rem rgba(30,30,60,.3)}
@media(hover:hover){body:not(.dark) .card:hover{transform:translateY(-.375rem)}}
body:not(.dark) .card:active{transform:translateY(-.125rem) scale(.985);transition-duration:.1s}
@media(prefers-reduced-motion:reduce){.card,.card:hover,.card:active{transform:none!important}}

/* เมนูลอยเด่นจากพื้น: เงาดำ 2 ชั้นใต้แคปซูล */
.nav .wrap{box-shadow:inset 0 1px 0 var(--lg-hi),inset 0 -1px 0 var(--lg-lo),0 0 0 1px var(--lg-edge),0 2px 6px rgba(0,0,0,.45),0 .875rem 2rem -.25rem rgba(0,0,0,.75)}
.nav.scrolled .wrap{box-shadow:inset 0 1px 0 var(--lg-hi),inset 0 -1px 0 var(--lg-lo),0 0 0 1px var(--lg-edge),0 3px 8px rgba(0,0,0,.55),0 1.25rem 2.75rem -.25rem rgba(0,0,0,.85)}
body:not(.dark) .nav .wrap{box-shadow:inset 0 1px 0 var(--lg-hi),inset 0 -1px 0 var(--lg-lo),0 0 0 1px var(--lg-edge),0 2px 6px rgba(0,0,0,.12),0 .875rem 2rem -.25rem rgba(0,0,0,.28)}

/* ธีมมืด + กล่องขาว: การ์ดคอร์ส · ขั้นตอนสมัคร · กล่องตัวเลข เป็นแผ่นขาวลอยบนพื้นมืด (ผู้ใช้เลือก) · ในกล่องใช้ token โทนสว่าง */
body.dark :is(.card,.step,.stats li){--ink:#1D1D1F;--muted:#5B5B63;--hair:rgba(29,29,31,.1);color:var(--ink);background:#fff;-webkit-backdrop-filter:none;backdrop-filter:none}
body.dark :is(.step,.stats li){box-shadow:0 2px 4px rgba(0,0,0,.45),0 1.25rem 2.5rem -.75rem rgba(0,0,0,.85)}
body.dark .card .btn-main{background:#1D1D1F;color:#fff}
body.dark .card .btn-main:hover{background:#000}
body.dark.liquid .card .btn-main::before{background:radial-gradient(circle,#3a3a40,#1D1D1F 70%)}
body.dark.liquid .card::after{background:radial-gradient(14rem 14rem at var(--mx,50%) var(--my,50%),rgba(29,29,31,.04),transparent 70%)}
body.dark .card .cover.ph{background:repeating-linear-gradient(135deg,#ECECF0 0 .75rem,#F5F5F8 .75rem 1.5rem)}
body.dark .step .mini-ui{background:#F5F6F8}
body.dark .step .mini-step{background:rgba(29,29,31,.06)}
body.dark .step .chip,body.dark .step .field{background:#fff}
body.dark .step .chip.on,body.dark .step .check i{background:#1D1D1F;color:#fff}
body.dark .step .check i.off{background:#fff}
body.dark .step .ripple{background:rgba(29,29,31,.16)}
/* ภาพโลโก้องค์กรใช้สีจริงบนแผ่นขาว */
body.dark .orgs-panel{background:#fff;box-shadow:0 2px 4px rgba(0,0,0,.45),0 1.25rem 2.5rem -.75rem rgba(0,0,0,.85)}
body.dark .orgs-panel img{filter:none;mix-blend-mode:normal;opacity:1}
/* เมนู: แถบไฮไลต์ขาว · ตัวหนังสือเมนูที่แถบอยู่ใต้เป็นสีเข้ม */
body.dark{--blob:rgba(255,255,255,.94)}
.nav-links a{transition:color .2s}
body.dark .nav-links a.on{color:#06070B}
.nav-links a.on{color:var(--ink)}
/* กันก้อนสีหลังรูปดันหน้ากว้างเกินจอมือถือ (มีเลื่อนแนวนอน 8px) */
html,body{overflow-x:clip}
@media(max-width:40rem){body.liquid .hero-media::before{inset:-1rem 0 -1rem 0;width:auto}}

/* ===== หน้าคอร์สทั้งหมด ===== */
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.ch-hero{padding:clamp(2.5rem,6vw,4.5rem) 0 1.75rem}
.ch-hero h1{font-size:clamp(2.5rem,6vw,4rem);letter-spacing:-.01em;margin:0}
.ch-hero .lede{max-width:40rem;color:var(--muted);margin:.75rem 0 0;font-size:1.0625rem}
.modes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:2rem}
.mode{position:relative;display:grid;gap:.25rem;padding:1.25rem 1.5rem 1.25rem;border-radius:var(--r);text-decoration:none;color:var(--ink);
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);box-shadow:var(--rim),var(--lift);transition:transform .3s cubic-bezier(.2,.8,.2,1),box-shadow .3s}
.mode b{font-size:1.125rem;line-height:1.5}
.mode span{color:var(--muted);font-size:.9375rem}
.mode em{position:absolute;top:1.25rem;right:1.5rem;font-style:normal;font-size:.8125rem;font-weight:600;color:var(--muted)}
.mode::after{content:"→";position:absolute;right:1.5rem;bottom:1.125rem;font-weight:600;transition:transform .3s cubic-bezier(.2,.8,.2,1)}
@media(hover:hover){.mode:hover{transform:translateY(-.25rem)}.mode:hover::after{transform:translateX(.25rem)}}
.mode:active{transform:scale(.985)}
@media(max-width:40rem){.modes{grid-template-columns:1fr}}

/* แถบตัวกรอง: แผ่นกระจกติดใต้เมนูตอนเลื่อน */
.fbar{position:sticky;top:4.75rem;z-index:20;padding:.5rem 0}
.fbar .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:.625rem;padding:.625rem;border-radius:1.25rem;max-width:calc(var(--wrap) - 2*var(--g));
  background:var(--lg-tint);-webkit-backdrop-filter:blur(18px) saturate(190%);backdrop-filter:blur(18px) saturate(190%);
  box-shadow:inset 0 1px 0 var(--lg-hi),0 0 0 1px var(--lg-edge),0 2px 6px rgba(0,0,0,.35),0 .875rem 2rem -.25rem rgba(0,0,0,.6)}
.fsearch{flex:1 1 11rem;min-width:0}
.fsearch input{width:100%;box-sizing:border-box;font:inherit;color:var(--ink);border:0;border-radius:999px;padding:.5rem 1.125rem;min-height:2.75rem;background:rgba(255,255,255,.07);outline:none}
.fsearch input::placeholder{color:var(--muted)}
.fsearch input:focus-visible{box-shadow:0 0 0 2px #3BD8EC}
.seg{position:relative;display:inline-flex;padding:.25rem;border-radius:999px;background:rgba(255,255,255,.07)}
.seg button{position:relative;z-index:1;font:inherit;font-weight:600;font-size:.9375rem;border:0;background:none;cursor:pointer;color:var(--muted);padding:.4375rem 1rem;min-height:2.25rem;border-radius:999px;transition:color .25s}
.seg button[aria-checked="true"]{color:#06070B}
.seg-pill{position:absolute;z-index:0;top:.25rem;bottom:.25rem;left:0;width:0;border-radius:999px;background:#F4F6FA;box-shadow:0 .25rem .75rem -.25rem rgba(0,0,0,.5);transition:transform .45s cubic-bezier(.2,.8,.2,1),width .45s cubic-bezier(.2,.8,.2,1)}
.fcats{display:flex;gap:.375rem;flex-wrap:wrap}
.fcats button{font:inherit;font-size:.875rem;border:0;cursor:pointer;border-radius:999px;padding:.375rem .875rem;min-height:2.25rem;background:rgba(255,255,255,.06);color:var(--ink);transition:transform .1s ease-out,background .2s}
.fcats button:active,.seg button:active{transform:scale(.96)}
.fcats button[aria-pressed="true"]{background:#F4F6FA;color:#06070B}
.fmonth select{font:inherit;font-size:.875rem;color:var(--ink);border:0;border-radius:999px;min-height:2.25rem;padding:.375rem 2.25rem .375rem 1rem;cursor:pointer;-webkit-appearance:none;appearance:none;
  background:rgba(255,255,255,.07) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%23A0A8BA' stroke-width='1.6'%3E%3Cpath d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E") no-repeat right .875rem center}
.fmonth select:disabled{opacity:.4;cursor:not-allowed}
.fmonth option{color:#1D1D1F}
.fcount{margin:0 0 0 auto;font-size:.875rem;color:var(--muted)}
.fclear{font:inherit;font-size:.875rem;font-weight:600;border:0;background:none;color:var(--ink);text-decoration:underline;text-underline-offset:.25rem;cursor:pointer;padding:.375rem .25rem;min-height:2.25rem}
body:not(.dark) .fsearch input,body:not(.dark) .seg,body:not(.dark) .fcats button,body:not(.dark) .fmonth select{background-color:rgba(29,29,31,.06)}
body:not(.dark) .seg-pill,body:not(.dark) .fcats button[aria-pressed="true"]{background:#1D1D1F}
body:not(.dark) .seg button[aria-checked="true"],body:not(.dark) .fcats button[aria-pressed="true"]{color:#fff}
@media(max-width:54rem){.fbar{position:static}.fcount{margin-left:0}}
@media(max-width:40rem){.fcats{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;width:100%}.fcats::-webkit-scrollbar{display:none}.fcats button{white-space:nowrap}}

.cgroup{padding:clamp(2.5rem,6vw,4rem) 0;scroll-margin-top:9rem}

/* ปุ่มเลือกรอบในการ์ด Onsite */
.rlabel{font-size:.8125rem;font-weight:600;color:var(--muted);margin:.75rem 0 .375rem}
.rounds{display:flex;flex-wrap:wrap;gap:.375rem}
.rounds button{font:inherit;border:0;cursor:pointer;border-radius:.75rem;padding:.3125rem .75rem;min-height:2.75rem;min-width:3.75rem;display:grid;place-items:center;line-height:1.35;
  background:#F2F3F6;color:#1D1D1F;box-shadow:inset 0 0 0 1px rgba(29,29,31,.06);transition:transform .1s ease-out,background .2s,color .2s}
.rounds button small{font-size:.6875rem;color:#5B5B63;transition:color .2s}
.rounds button b{font-size:.875rem}
.rounds button:active{transform:scale(.95)}
.rounds button[aria-checked="true"]{background:#1D1D1F;color:#fff;box-shadow:none}
.rounds button[aria-checked="true"] small{color:rgba(255,255,255,.72)}
.rounds button:focus-visible{outline:2px solid #00A3C4;outline-offset:2px}
.rmeta{font-size:.8125rem;color:var(--muted);margin:.5rem 0 0;line-height:1.6}
.soon{margin-top:auto;padding-top:1rem;display:grid;gap:.625rem}
.soon-badge{justify-self:start;font-size:.75rem;font-weight:700;letter-spacing:.04em;padding:.1875rem .625rem;border-radius:999px;background:#1D1D1F;color:#fff}
.soon p{margin:0;font-size:.875rem;color:var(--muted)}
.cempty{padding:3rem 0;text-align:center}
.cempty p{color:var(--muted);max-width:30rem;margin:.5rem auto 1.25rem}
.cempty .row{display:flex;gap:1.25rem;justify-content:center;align-items:center;flex-wrap:wrap}
.top-sentinel{position:absolute;top:0;left:0;width:1px;height:8px;pointer-events:none}

/* กล่อง Onsite / Online = ปุ่มเลือกรูปแบบ (แผ่นขาว) · เลือกแล้ว = ขอบดำหนา + ป้ายเลือกอยู่ */
.mode{font:inherit;text-align:left;border:0;cursor:pointer;width:100%;--ink:#1D1D1F;--muted:#5B5B63;color:var(--ink);background:#fff;-webkit-backdrop-filter:none;backdrop-filter:none;
  box-shadow:0 2px 4px rgba(0,0,0,.4),0 1.25rem 2.5rem -.75rem rgba(0,0,0,.8);padding:1.25rem 3.25rem 1.25rem 1.5rem}
.mode-top{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;flex-wrap:wrap}
.mode em{position:static;font-style:normal;font-size:.8125rem;font-weight:600;color:var(--muted);white-space:nowrap}
.mode-desc{color:var(--muted);font-size:.9375rem}
.mode::after{content:"";right:1.375rem;bottom:auto;top:50%;width:1.25rem;height:1.25rem;margin-top:-.625rem;border-radius:50%;box-shadow:inset 0 0 0 1.5px rgba(29,29,31,.3);transition:background .2s,box-shadow .2s}
.mode[aria-pressed="true"]{box-shadow:0 0 0 3px #1D1D1F,0 2px 4px rgba(0,0,0,.4),0 1.25rem 2.5rem -.75rem rgba(0,0,0,.8)}
.mode[aria-pressed="true"]::after{background:#1D1D1F url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='10' fill='none' stroke='%23fff' stroke-width='2'%3E%3Cpath d='M1 5l3.5 3.5L11 1.5'/%3E%3C/svg%3E") no-repeat center;box-shadow:none}
@media(hover:hover){.mode:hover::after{transform:none}}
.mode:focus-visible{outline:2px solid #3BD8EC;outline-offset:4px}
body:not(.dark) .mode{box-shadow:0 0 0 1px rgba(29,29,31,.08),0 1rem 2rem -1rem rgba(30,30,60,.3)}
.mode .mode-top{color:var(--ink)}

/* แถบรอบ = บรรทัดเดียว เลื่อนข้างเมื่อมีหลายรอบ (ขอบขวาจางเป็นสัญญาณว่ามีต่อ) */
.rounds{flex-wrap:nowrap;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;margin:.875rem -1px 0;padding:2px 1px;
  -webkit-mask-image:linear-gradient(90deg,#000 calc(100% - 1.5rem),transparent);mask-image:linear-gradient(90deg,#000 calc(100% - 1.5rem),transparent)}
.rounds:not(:has(:nth-child(3))){-webkit-mask-image:none;mask-image:none}
.rounds::-webkit-scrollbar{display:none}
.rounds button{display:inline-flex;align-items:center;gap:.3125rem;white-space:nowrap;flex:none;scroll-snap-align:start;min-height:2.5rem;padding:.375rem .875rem;border-radius:999px;font-size:.8125rem;color:#5B5B63}
.rounds button b{font-size:.875rem;color:#1D1D1F;transition:color .2s}
.rounds button[aria-checked="true"],.rounds button[aria-checked="true"] b{color:#fff}
.rtime{font-weight:600}

/* ===== หน้าคอร์ส: ธีมมืด + กล่องเนื้อหาเป็นแผ่นขาวเหมือนการ์ด ===== */
body.dark :is(.gets,.teacher,.outline,.faq-list,.buybox,.buybar){--ink:#1D1D1F;--muted:#5B5B63;--hair:rgba(29,29,31,.1);color:var(--ink);background:#fff;-webkit-backdrop-filter:none;backdrop-filter:none;
  box-shadow:0 2px 4px rgba(0,0,0,.4),0 1.25rem 2.5rem -.75rem rgba(0,0,0,.8)}
body.dark .mods li{background:#fff;--ink:#1D1D1F;--muted:#5B5B63;color:var(--ink);box-shadow:0 2px 4px rgba(0,0,0,.35),0 .75rem 1.5rem -.75rem rgba(0,0,0,.7)}
body.dark .mods .n{background:color-mix(in srgb,var(--c) 55%,#fff);color:#1D1D1F}
body.dark .back{color:var(--muted)}
body.dark .back:hover{color:#fff;background:rgba(255,255,255,.08)}
body.dark .c-banner{box-shadow:0 2px 6px rgba(0,0,0,.5),0 1.5rem 3rem -1rem rgba(0,0,0,.9)}
body.dark .c-intro .lede{color:var(--ink)}
body.dark .c-intro .when{color:var(--muted)}
body.dark .fit b,body.dark .tools,body.dark .c-intro .lead{color:var(--muted)}
body.dark .tools b{color:var(--ink)}
body.dark .gets li::before{background:var(--c)}
body.dark .buybox .btn-main,body.dark .buybar .btn-main{background:#1D1D1F;color:#fff}
.facts b{font-weight:600}
.buybox{gap:1rem}
.bb-main{display:grid;gap:1rem}
.buybox .rlabel{margin:0}
.buybox .rounds{margin-top:.5rem}
.buybox .price{display:grid;gap:.125rem}
.c-ph{display:grid;place-items:center;aspect-ratio:20/9;position:relative;background:repeating-linear-gradient(135deg,#ECECF0 0 .75rem,#F5F5F8 .75rem 1.5rem)}
.soon-box{display:grid;gap:.625rem}
.soon-box p{margin:0;font-size:.9375rem;color:var(--muted)}
.course-page .others{margin-top:1rem}
/* แถบซื้อลอยล่าง: พื้นขาว ตัวเข้ม */
body.dark .buybar b{color:#1D1D1F}
body.dark .buybar small{color:#5B5B63}
@media(max-width:60rem){.buybox{position:static}}

/* ===== ธีมต่อคอร์ส: Premium Dark จากคู่สีของปกคอร์ส (--t1 สีหลัก · --t2 สีคู่ ตั้งที่ <body>) =====
   แสงสีอยู่ที่ขอบจอ (มุมขวาบน/ซ้าย/ล่าง) ให้ตัวหนังสือขาวตรงกลางยังอ่านชัด · พื้นดำอมสีหลักนิด ๆ */
body.themed{--tbg:color-mix(in srgb,var(--t1) 7%,#05060A);background:var(--tbg)}
body.themed .aurora{background:
  radial-gradient(54rem 34rem at 96% -10%,color-mix(in srgb,var(--t1) var(--ga,42%),transparent),transparent 70%),
  radial-gradient(42rem 36rem at -10% 38%,color-mix(in srgb,var(--t2) 26%,transparent),transparent 70%),
  radial-gradient(46rem 30rem at 70% 108%,color-mix(in srgb,var(--t1) 20%,transparent),transparent 70%),var(--tbg)}
body.themed .blob:nth-child(1){background:var(--t1);opacity:.26}
body.themed .blob:nth-child(2){background:var(--t2);opacity:.2}
body.themed .blob:nth-child(3){background:var(--t2);opacity:.14}
body.themed .blob:nth-child(4){background:var(--t1);opacity:.12}
body.themed.liquid .hero-media::before{background:linear-gradient(135deg,var(--t1),var(--t2))}
body.themed .gets li::before,body.themed .c-intro .when::before{background:var(--tp)}
body.themed .c-layout{--c:var(--tp)}
body.themed .mods .n{background:color-mix(in srgb,var(--tp) 50%,#fff);color:#1D1D1F}
body.themed .c-intro .lede{color:color-mix(in srgb,var(--t2) 18%,#F4F6FA)}
body.themed :focus-visible{outline-color:color-mix(in srgb,var(--t2) 60%,#fff)}
body.themed ::selection{background:color-mix(in srgb,var(--t1) 55%,transparent)}
body.themed .c-ph{background:linear-gradient(135deg,color-mix(in srgb,var(--t1) 70%,#0B0C12),color-mix(in srgb,var(--t2) 60%,#0B0C12))}
body.themed .c-ph .ph-t{color:rgba(255,255,255,.85)}
.face-ph{display:grid;place-items:center;width:100%;aspect-ratio:1;border-radius:50%;font-size:2.5rem;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--t1,#555),var(--t2,#999))}
/* หน้าคอร์สที่มีธีมสี: ตัวหนังสือรองสว่างขึ้นให้อ่านได้บนแสงสี · จอเล็กแสงแผ่ทั้งจอ จึงลดความเข้ม */
body.themed .c-intro .lead,body.themed .fit b,body.themed .c-intro .when,body.themed .back,body.themed .tools,body.themed footer.site,body.themed .sub,body.themed .line-cta p{color:#C9CED9}
@media(max-width:40rem){body.themed{--ga:24%}body.themed .blob{opacity:.12!important}}

/* หัวข้อ "สมัครจบในไม่กี่ขั้นตอน" ห่างจากเส้นขอบ section บน */
#how{padding-top:clamp(3rem,7vw,5rem)!important}

/* หน้าจริง: แผงในหน้าชำระเงิน/ผู้เรียน/ตะกร้า/กล่องซื้อ = แผ่นขาวตัวหนังสือดำ เหมือนการ์ด (อ่านฟอร์มง่าย) */
body.dark :is(.panel,.summary,.sheet,.buybox,.c-block .glass,.teacher,.outline,.faq-list,.okbar,.meterbox,.paybox){--ink:#1D1D1F;--muted:#5B5B63;--hair:rgba(29,29,31,.1);--glass:#fff;color:var(--ink);background:#fff!important;-webkit-backdrop-filter:none;backdrop-filter:none}
body.dark :is(.panel,.summary,.buybox) .btn-main,body.dark .sheet .btn-main{background:#1D1D1F;color:#fff}
body.dark :is(.panel,.summary,.sheet,.buybox) .btn-quiet{background:rgba(29,29,31,.06);color:#1D1D1F}

/* ปุ่มหมวดหน้าแรกเป็นลิงก์ไป /courses/?cat=… */
.cats a.cat{font:inherit;font-size:.9375rem;text-decoration:none;border-radius:999px;padding:.4375rem 1rem;background:rgba(255,255,255,.06);box-shadow:var(--rim);color:var(--ink);min-height:2.5rem;display:inline-flex;align-items:center;transition:transform .3s cubic-bezier(.34,1.4,.64,1)}
.cats a.cat:hover{transform:translateY(-2px);background:rgba(255,255,255,.12)}

/* รูปปกในตะกร้า/สรุปคำสั่งซื้อ: ไม่ให้ grid ยืดรูปสูงตามแถว (เดิมรูปถูกครอปด้านข้างจนเพี้ยน) */
.item img,.sum-items img{align-self:start;height:auto;aspect-ratio:20/9;object-fit:cover}
/* ปุ่มเลือกรูปแบบใบเสร็จ: อันที่เลือก = ปุ่มดำตัวขาว ตามกติกาปุ่มหลักสีดำ */
body.dark .seg{background:rgba(29,29,31,.08)}
body.dark .seg label{color:#3F3F46}
body.dark .seg label:has(input:checked){background:#1D1D1F;color:#fff;box-shadow:0 2px 6px rgba(0,0,0,.35)}
body.dark .seg label:has(input:focus-visible){outline-color:#1D1D1F}

/* ปุ่ม: ไม่มีแสง/เอฟเฟกต์ตามเมาส์ (ผู้ใช้สั่งเอาออก 29 ต.ค.) */
body.liquid .btn-main::before{content:none}
body.dark .btn-main:hover{background:#fff}
body.dark :is(.card,.panel,.summary,.sheet,.buybox) .btn-main:hover{background:#1D1D1F}