/* KAGE TRADING · คอร์สฟรี v2 (5 บท) — mobile first, same palette as the home page */
:root{--th:"IBM Plex Sans Thai",system-ui,-apple-system,"Noto Sans Thai",sans-serif;--num:"IBM Plex Serif","IBM Plex Sans Thai",serif;--bg:#0B0B0D;--bg2:#121215;--card:#141418;--line:#2A2620;--gold:#C9A54C;--gold2:#E8D3A0;--ivory:#F3EDE2;--mut:#9C9384;--body:#D9D2C5;--ok:#2BB673;--bad:#E5534B}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:70px}
body{background:var(--bg);color:var(--ivory);font-family:var(--th);font-size:17px;line-height:1.8;-webkit-font-smoothing:antialiased;overflow-x:hidden}
[hidden]{display:none!important}
img{display:block;max-width:100%;height:auto}
a{color:var(--gold2)}
.wrap{width:min(760px,calc(100% - 36px));margin:0 auto}
.skip{position:absolute;left:-10000px}.skip:focus{left:12px;top:12px;z-index:99;background:var(--gold);color:#111;padding:6px 12px}
:focus-visible{outline:2px solid var(--gold2);outline-offset:3px}
/* top bar */
.top{position:sticky;top:0;z-index:20;height:60px;border-bottom:1px solid var(--line);background:rgba(11,11,13,.94);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.top .in{height:100%;display:flex;align-items:center;justify-content:space-between;gap:10px;width:min(1100px,calc(100% - 28px));margin:0 auto}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--gold2);min-width:0}
.logo .mk{width:34px;height:34px;flex:none;border:1px solid var(--gold);display:grid;place-items:center;color:var(--gold);font-family:"Noto Serif JP","Noto Serif CJK JP",serif;font-size:18px;line-height:1}
.logo .lt{font-family:"Cormorant Garamond","IBM Plex Sans Thai",serif;letter-spacing:.28em;font-size:14px;white-space:nowrap}
.logo .lt b{color:var(--gold)}
.mnav{display:flex;gap:6px;flex:none}
.mnav a{display:inline-flex;align-items:center;min-height:38px;padding:4px 12px;border:1px solid var(--line);border-radius:100px;color:var(--ivory);text-decoration:none;font-size:14.5px;white-space:nowrap}
.mnav a.on{border-color:var(--gold);color:var(--gold2)}
.mnav a.eb{border-color:var(--gold);color:#1A1206;background:linear-gradient(180deg,#F4D27A,#D9B45B);font-weight:700}
@media (max-width:370px){.logo .lt{display:none}}
/* lesson header */
.crumb{margin:18px 0 0;font-size:14px;color:var(--mut)}
.crumb a{color:var(--mut)}
.steps{display:flex;gap:6px;margin:12px 0 0;list-style:none}
.steps a{display:grid;place-items:center;width:36px;height:36px;border:1px solid var(--line);border-radius:50%;color:var(--mut);text-decoration:none;font-family:var(--num);font-size:15px}
.steps a.on{border-color:var(--gold);color:#1A1206;background:var(--gold)}
.steps a.dn{border-color:var(--gold);color:var(--gold2)}
.steps a.fc{width:auto;padding:0 12px;border-radius:100px;font-family:var(--th);font-size:13.5px}
.lhead{position:relative;margin:18px 0 8px;padding:22px 18px 18px;border:1px solid rgba(201,165,76,.4);border-radius:16px;background:radial-gradient(120% 120% at 100% 0%,rgba(201,165,76,.14),transparent 60%),var(--bg2);overflow:hidden}
.lhead .kick{color:var(--gold);font-size:14px;font-weight:600;letter-spacing:.04em}
.lhead h1{font-size:27px;line-height:1.35;font-weight:600;margin:6px 0 8px;max-width:calc(100% - 96px)}
.lhead .meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px;max-width:calc(100% - 92px)}
.pill{display:inline-block;border:1px solid var(--line);border-radius:100px;padding:2px 12px;font-size:13.5px;color:var(--body);background:rgba(255,255,255,.02)}
.pill.g{border-color:rgba(201,165,76,.5);color:var(--gold2)}
.lhead .kage{position:absolute;right:-6px;bottom:0;width:112px;pointer-events:none;-webkit-mask-image:linear-gradient(#000 80%,transparent);mask-image:linear-gradient(#000 80%,transparent)}
/* article */
.art{padding:6px 0 10px}
.art h2{font-size:22px;line-height:1.4;font-weight:600;color:var(--gold2);margin:34px 0 10px}
.art h3{font-size:19px;margin:22px 0 8px}
.art p{margin:10px 0;color:var(--body)}
.art strong{color:var(--ivory)}
.art ul,.art ol{margin:10px 0 10px 1.3em;color:var(--body)}
.art li{margin:4px 0}
.art blockquote{margin:14px 0;padding:10px 14px;border-left:3px solid var(--gold);background:rgba(201,165,76,.06);border-radius:0 10px 10px 0}
.art blockquote p{margin:0;color:var(--gold2);font-size:15.5px}
.tbl{overflow-x:auto;margin:14px -4px;-webkit-overflow-scrolling:touch}
.art table{border-collapse:collapse;width:100%;min-width:480px;font-size:15px}
.art th,.art td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top;color:var(--body)}
.art th{background:#17150F;color:var(--gold2);font-weight:600}
.goal{border:1px solid var(--line);border-radius:14px;padding:12px 16px;background:var(--card)}
/* chart figure */
.fig{margin:16px -6px;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#0B0B0D}
.fig img{width:100%;height:auto}
.fig a{display:block}
.fig .zoom{display:block;font-size:12.5px;color:var(--gold);margin-top:2px}
.fig figcaption{padding:10px 14px;font-size:14px;color:var(--mut);border-top:1px solid var(--line)}
.fig figcaption b{color:var(--gold2);font-weight:600}
.say{display:flex;align-items:flex-end;gap:10px;margin:8px 0 0}
.say img{width:78px;flex:none}
.say p{position:relative;margin:0 0 14px!important;padding:8px 14px;border:1px solid rgba(201,165,76,.45);border-radius:14px 14px 14px 4px;background:var(--bg2);color:var(--gold2)!important;font-size:15px}
/* quiz */
.quiz{margin:30px 0 0;padding:18px 16px;border:1px solid rgba(201,165,76,.4);border-radius:16px;background:var(--bg2)}
.quiz h2{margin:0 0 4px!important}
.quiz .hint{font-size:14px;color:var(--mut);margin:0 0 6px!important}
.qz{margin:16px 0 0;padding:14px 0 0;border-top:1px solid var(--line)}
.qz .qq{font-weight:600;color:var(--ivory)!important;margin:0 0 8px!important}
.ch{display:block;width:100%;text-align:left;background:#0F0F12;color:var(--ivory);border:1px solid var(--line);border-radius:12px;padding:10px 14px;margin:7px 0;font:inherit;font-size:16px;line-height:1.5;cursor:pointer;-webkit-tap-highlight-color:transparent}
.ch:hover{border-color:rgba(201,165,76,.6)}
.ch.pick-ok{border-color:var(--ok);background:rgba(43,182,115,.12)}
.ch.pick-bad{border-color:var(--bad);background:rgba(229,83,75,.12)}
.ch.is-ans{border-color:var(--ok)}
.ans{margin:8px 0 0;border:1px dashed rgba(201,165,76,.45);border-radius:12px;padding:0 14px}
.ans summary{cursor:pointer;list-style:none;padding:10px 0;color:var(--gold2);font-weight:600;font-size:15.5px;-webkit-tap-highlight-color:transparent}
.ans summary::-webkit-details-marker{display:none}
.ans summary:before{content:"▸ ";color:var(--gold)}
.ans[open] summary:before{content:"▾ "}
.ans .sw{display:none}.ans[open] .sw{display:inline}.ans[open] .sh{display:none}
.ans p{margin:0 0 12px!important;font-size:15.5px}
.ans .ok{color:var(--ok);font-weight:600}
/* boxes */
.box{margin:26px 0 0;padding:16px;border:1px solid var(--line);border-radius:16px;background:var(--card)}
.box h2{margin:0 0 6px!important;font-size:20px!important}
.box.mission{border-color:rgba(91,155,230,.45)}
.box.mission h2{color:#9CC3F0!important}
.bridge{margin:26px 0 0;padding:18px 16px;border:1px solid rgba(201,165,76,.55);border-radius:16px;background:linear-gradient(180deg,#17150F,#0E0D0B)}
.bridge h2{margin:0 0 6px!important}
.ebmini{display:flex;gap:14px;align-items:center;margin:14px 0 4px;padding:12px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.02);text-decoration:none;color:var(--ivory)}
.ebmini img{width:64px;flex:none;border-radius:4px;box-shadow:0 4px 14px rgba(0,0,0,.5)}
.ebmini b{display:block;color:var(--gold2);font-weight:600;line-height:1.45}
.ebmini span{display:block;font-size:14px;color:var(--mut);line-height:1.5}
.btns{display:flex;flex-direction:column;gap:10px;margin:14px 0 0}
.btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:52px;padding:10px 18px;border-radius:12px;font:inherit;font-size:16.5px;font-weight:700;text-align:center;text-decoration:none;line-height:1.35;cursor:pointer}
.btn-gold{color:#1A1206;background:linear-gradient(180deg,#F4D27A 0%,#D9B45B 100%);border:1px solid rgba(255,232,170,.6);box-shadow:inset 0 1px 0 rgba(255,250,230,.6),0 6px 16px rgba(0,0,0,.45)}
.btn-line{color:var(--ivory);border:1px solid rgba(201,165,76,.5);background:rgba(255,255,255,.02);font-weight:500}
.btn small{display:block;font-weight:500;font-size:12.5px;opacity:.8}
/* ebook card (after lesson 3 and at the end) */
.ebcard{margin:26px 0 0;padding:20px 16px;border:1px solid var(--gold);border-radius:18px;background:radial-gradient(120% 100% at 100% 0%,rgba(201,165,76,.16),transparent 60%),#100F0C;position:relative}
.ebcard .kick{color:var(--gold);font-size:13.5px;font-weight:600;letter-spacing:.06em}
.ebcard h2{margin:6px 0 4px!important;font-size:21px!important;color:var(--ivory)!important}
.ebcard .row{display:flex;gap:14px;align-items:flex-start;margin-top:12px}
.ebcard .row img{width:92px;flex:none;border-radius:4px;box-shadow:0 8px 20px rgba(0,0,0,.6)}
.ebcard ul{list-style:none;margin:0!important;padding:0}
.ebcard li{font-size:15px;color:var(--body);padding-left:20px;position:relative;margin:3px 0}
.ebcard li:before{content:"✓";position:absolute;left:0;color:var(--gold)}
.ebcard .price{font-family:var(--num);font-size:40px;color:var(--gold2);line-height:1;margin:14px 0 0}
.ebcard .price i{font-family:var(--th);font-style:normal;font-size:17px;margin-left:6px}
.ebcard .fine{font-size:13px;color:var(--mut);margin:10px 0 0!important}
/* pager */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:30px 0 0}
.pager a{display:block;padding:12px 14px;border:1px solid var(--line);border-radius:12px;text-decoration:none;color:var(--ivory);font-size:15px;line-height:1.45;background:var(--card)}
.pager a span{display:block;font-size:12.5px;color:var(--mut)}
.pager a.nx{text-align:right;border-color:rgba(201,165,76,.55)}
.pager a.nx span{color:var(--gold)}
.pager .sp{visibility:hidden}
/* risk + footer */
.risk{margin:28px 0 0;padding:14px 16px;border:1px solid rgba(229,83,75,.45);border-radius:14px;background:rgba(229,83,75,.06);font-size:14.5px;color:var(--body);line-height:1.7}
.risk b{color:#F2A29C}
.foot{margin-top:40px;padding:28px 0 40px;border-top:1px solid var(--line);text-align:center;color:var(--mut);font-size:13.5px}
.foot a{color:var(--gold2)}
/* course index */
.chero{padding:26px 0 6px}
.chero .kick{color:var(--gold);font-size:14px;font-weight:600}
.chero h1{font-size:29px;line-height:1.35;font-weight:600;margin:8px 0}
.chero p{color:var(--body)}
.toc{list-style:none;margin:18px 0 0;display:grid;gap:10px}
.toc a{display:flex;gap:14px;align-items:center;padding:14px;border:1px solid var(--line);border-radius:14px;background:var(--card);text-decoration:none;color:var(--ivory)}
.toc a:hover{border-color:rgba(201,165,76,.6)}
.toc .n{flex:none;width:44px;height:44px;border-radius:50%;border:1px solid var(--gold);display:grid;place-items:center;font-family:var(--num);color:var(--gold2);font-size:18px}
.toc b{display:block;font-weight:600;line-height:1.45}
.toc small{display:block;color:var(--mut);font-size:13.5px;line-height:1.5}
.toc .dn .n{background:var(--gold);color:#1A1206}
.toc .fc .n{font-size:15px}
.toc li.eb{margin:4px 0}
/* final check */
.score{margin:20px 0 0;padding:18px;border:1px solid var(--gold);border-radius:16px;background:var(--bg2)}
.score .big{font-family:var(--num);font-size:44px;color:var(--gold2);line-height:1}
.score ul{margin:8px 0 0 1.2em}
@media (min-width:640px){
 .lhead{padding:28px 26px 24px}.lhead h1{font-size:32px;max-width:calc(100% - 150px)}.lhead .meta{max-width:calc(100% - 140px)}.lhead .kage{width:150px}
 .art h2{font-size:24px}
 .fig{margin:18px 0}
 .btns{flex-direction:row}.btns .btn{flex:1}
 .chero h1{font-size:36px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* final check form */
.fq{margin:16px 0 0;padding:16px;border:1px solid var(--line);border-radius:14px;background:var(--card)}
.fq legend{font-weight:600;color:var(--ivory);padding:0 4px;line-height:1.55}
.fq .tg{display:block;color:var(--gold);font-size:13px;font-weight:600}
.fq label{display:flex;gap:10px;align-items:flex-start;padding:9px 12px;margin:7px 0 0;border:1px solid var(--line);border-radius:10px;cursor:pointer;color:var(--body);line-height:1.5}
.fq input{margin-top:5px;accent-color:#C9A54C;flex:none}
.fq label.is-ans{border-color:var(--ok);background:rgba(43,182,115,.10)}
.fq.w{border-color:rgba(229,83,75,.6)}
/* ===== v5: มือใหม่ · Key Takeaways · ศัพท์ · แบบทดสอบรวม ===== */
.mnav a{min-height:44px}
.steps{flex-wrap:wrap;gap:6px}
.steps a{width:44px;height:44px}
@media (max-width:430px){.logo .lt{letter-spacing:.14em;font-size:12.5px}.mnav{gap:4px}.mnav a{padding:4px 10px;font-size:14px}}
@media (max-width:389px){.logo .lt{display:none}}
.box.kt{border-color:rgba(43,182,115,.45)}
.box.kt h2{color:#7FD9A8!important}
.box.myth{border-color:rgba(229,83,75,.45)}
.box.myth h2{color:#F2A29C!important}
.box ul{margin:8px 0 0 1.2em;color:var(--body)}
.box li{margin:5px 0}
.note{margin:14px 0;padding:10px 14px;border:1px solid rgba(201,165,76,.35);border-radius:12px;background:rgba(201,165,76,.05);font-size:15.5px;color:var(--body)}
.note b{color:var(--gold2)}
.res{display:block;font-weight:600;margin:10px 0 2px}
.res.y{color:var(--ok)}.res.n{color:#F2A29C}
/* learning path (สารบัญคอร์ส) */
.lvl{list-style:none;margin:14px 0 0;display:grid;gap:8px}
.lvl li{border:1px solid var(--line);border-radius:12px;padding:10px 14px;background:var(--card);font-size:15px;color:var(--body);line-height:1.6}
.lvl b{color:var(--gold2)}
.lvl small{display:block;color:var(--mut);font-size:13.5px}
.lcard{display:block;border:1px solid var(--line);border-radius:14px;background:var(--card);padding:14px;text-decoration:none;color:var(--ivory)}
.toc .lcard .hd{display:flex;gap:12px;align-items:center}
.lcard .meta{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0 0}
.lcard p{margin:8px 0 0;font-size:14.5px;color:var(--body);line-height:1.6}
.lcard .go{display:inline-flex;align-items:center;min-height:44px;margin-top:10px;padding:0 16px;border-radius:10px;border:1px solid var(--gold);color:var(--gold2);font-weight:600;font-size:15px;text-decoration:none}
.lcard.f0{border-color:rgba(201,165,76,.6)}
.lcard.f0 .go{background:linear-gradient(180deg,#F4D27A,#D9B45B);color:#1A1206}
/* glossary */
.gl-tools{position:sticky;top:60px;z-index:5;background:var(--bg);padding:12px 0 8px}
.gl-tools input{width:100%;min-height:48px;padding:10px 14px;border-radius:12px;border:1px solid rgba(201,165,76,.5);background:#0F0F12;color:var(--ivory);font:inherit;font-size:16px}
.gl-cats{display:flex;gap:6px;overflow-x:auto;margin-top:8px;padding-bottom:4px;-webkit-overflow-scrolling:touch}
.gl-cats button{flex:none;min-height:44px;padding:0 14px;border-radius:100px;border:1px solid var(--line);background:var(--card);color:var(--ivory);font:inherit;font-size:14.5px;cursor:pointer}
.gl-cats button[aria-pressed="true"]{border-color:var(--gold);color:#1A1206;background:var(--gold)}
.gl-count{font-size:13.5px;color:var(--mut);margin:4px 0 0}
.gl{list-style:none;display:grid;gap:8px;margin:8px 0 0}
.gl details{border:1px solid var(--line);border-radius:12px;background:var(--card);scroll-margin-top:190px}
.gl details[open]{border-color:rgba(201,165,76,.55)}
.gl summary{list-style:none;cursor:pointer;min-height:52px;padding:10px 14px;display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 10px}
.gl summary::-webkit-details-marker{display:none}
.gl summary b{color:var(--gold2);font-size:17px}
.gl summary span{color:var(--body);font-size:15px}
.gl summary i{font-style:normal;margin-left:auto;font-size:12.5px;color:var(--mut);border:1px solid var(--line);border-radius:100px;padding:0 8px}
.gl .bd{padding:0 14px 14px;font-size:15.5px;color:var(--body)}
.gl .bd p{margin:6px 0}
.gl .bd .ex{border-left:3px solid var(--gold);padding:6px 10px;background:rgba(201,165,76,.06);border-radius:0 8px 8px 0}
.gl .bd .rl a{display:inline-flex;align-items:center;min-height:36px;margin:4px 6px 0 0;padding:0 12px;border:1px solid var(--line);border-radius:100px;font-size:14px;text-decoration:none}
.gl .bd .sm{font-size:13.5px;color:var(--mut)}
.gl .bd img{margin-top:8px;border:1px solid var(--line);border-radius:10px}
.gl-empty{padding:16px;border:1px dashed var(--line);border-radius:12px;color:var(--mut);text-align:center}
/* topic quiz */
.tq-top{font-size:14px;color:var(--mut);margin:0!important}
.tq .qz.done .ch{cursor:default}
.tq .back{font-size:14px;margin:6px 0 0!important}
.tq-score table{min-width:0}
.logo{min-height:44px}