/* BUYIT Journal / v3.0 — public article + index only.
   Strict qa-/cms- selectors keep this separate from the site homepage and admin. */
:root{--qa-ink:#182839;--qa-sub:#586a7d;--qa-gold:#a68150;--qa-rule:#e4e8ed;--qa-snow:#f7f8fa;--qa-navy:#142638}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body.qa-page{margin:0;background:#fff;color:var(--qa-ink);font-family:"Noto Sans Thai",Tahoma,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased}
.qa-page a{color:inherit}
.qa-page button{font:inherit}
.qa-page img{max-width:100%}
.qa-page :focus-visible{outline:3px solid #c8a271;outline-offset:4px}
.qa-page .qa-visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
/* restrained brand navigation and reading progress */
.qa-nav{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);border-bottom:1px solid #e9edf1;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.qa-nav-in{max-width:1420px;margin:auto;padding:17px clamp(18px,4vw,64px);display:flex;justify-content:space-between;align-items:center;gap:20px}
.qa-brand{display:inline-flex;align-items:center;gap:13px;font-size:19px;font-weight:900;line-height:1;text-decoration:none;letter-spacing:.055em;min-width:0}
.qa-brand-mark{display:inline-grid;place-items:center;width:37px;height:37px;background:var(--qa-navy);border-radius:11px;color:#f2d6a8;font-size:15px;letter-spacing:-.04em}
.qa-brand-caption{display:block;margin-top:4px;font-size:9px;font-weight:700;letter-spacing:.15em;color:#8692a0}
.qa-navlinks{display:flex;align-items:center;gap:clamp(14px,2.6vw,34px)}
.qa-navlinks a{font-size:13px;font-weight:650;text-decoration:none;color:#526273;transition:color .2s}
.qa-navlinks a:hover{color:#9d723f}
.qa-navlinks .qa-nav-home{border:1px solid #d9e0e6;padding:9px 16px;border-radius:999px;color:#192e41}
.qa-progress-track{height:2px;background:transparent}
.qa-progress-fill{height:100%;width:0;background:var(--qa-gold);transition:width .12s linear}
/* typography hero - no overlays that compete with the article title */
.qa-heading-shell{max-width:1260px;margin:0 auto;padding:45px 34px 44px}
.qa-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;margin:0 0 43px;font-size:12px;font-weight:600;color:#8793a0}
.qa-crumb a{text-decoration:none;color:#66788a}
.qa-crumb a:hover{text-decoration:underline}
.qa-kicker{display:flex;align-items:center;gap:13px;font-size:11px;font-weight:850;letter-spacing:.17em;color:var(--qa-gold);text-transform:uppercase}
.qa-kicker::before{content:"";height:1px;width:31px;background:var(--qa-gold)}
.qa-title{margin:16px 0 17px;max-width:1050px;font-size:clamp(34px,4.05vw,58px);font-weight:850;line-height:1.33;letter-spacing:-.025em;overflow-wrap:anywhere;color:var(--qa-ink)}
.qa-deck{max-width:850px;margin:0;font-size:clamp(16px,1.55vw,19px);line-height:1.9;color:#55697c}
.qa-meta{display:flex;flex-wrap:wrap;align-items:center;gap:11px;margin-top:28px;color:#8392a1;font-size:12px;font-weight:650}
.qa-meta-divider{width:3px;height:3px;border-radius:50%;background:#abb5be}
/* true full-container-width image; 2:1 without a huge floating card shadow */
.qa-hero-bleed{max-width:1580px;margin:0 auto;padding:0 clamp(14px,2.7vw,38px)}
.qa-feature{margin:0}
.qa-hero{display:block;width:100%;height:auto;aspect-ratio:2/1;object-fit:cover;border-radius:11px;background:#e7ebee}
.qa-hero-caption{display:flex;justify-content:space-between;gap:16px;margin:13px 2px 0;color:#88929c;font-size:11px;font-weight:650;letter-spacing:.04em}
/* page below hero: small sticky table-of-contents + readable editorial column */
.qa-reading-layout{display:grid;grid-template-columns:minmax(0,230px) minmax(0,780px);justify-content:center;gap:clamp(42px,5vw,82px);max-width:1330px;margin:0 auto;padding:72px 42px 105px}
.qa-toc{align-self:start;position:sticky;top:112px;border-top:2px solid #caa56d;padding-top:24px}
.qa-toc-label{margin:0 0 20px;font-size:11px;font-weight:900;letter-spacing:.16em;color:#ad8352}
.qa-toc-list{padding:0;margin:0;list-style:none;display:grid;gap:4px}
.qa-toc-list a{display:flex;align-items:baseline;gap:11px;padding:10px 7px 10px 0;text-decoration:none;color:#788798;font-size:13px;line-height:1.65;border-left:2px solid transparent;transition:color .2s,border-color .2s}
.qa-toc-list a:hover,.qa-toc-list a.is-active{color:#253b50;border-color:#b99360}
.qa-toc-num{flex:0 0 auto;font-size:10px;font-weight:850;color:#ac977e}
.qa-toc-mobile{display:none}
.qa-article-content{min-width:0}
.qa-excerpt{border-left:3px solid #c4a074;padding:3px 0 3px 24px;margin:0 0 48px}
.qa-excerpt-label{font-size:11px;font-weight:900;letter-spacing:.15em;color:#ae8859;margin:0 0 9px}
.qa-excerpt p{margin:0;color:#52657a;font-size:16px;line-height:1.95}
.qa-body-content{counter-reset:qa-section}
.qa-body-content h2{position:relative;counter-increment:qa-section;scroll-margin-top:105px;margin:62px 0 22px;padding:26px 0 0;border-top:1px solid var(--qa-rule);font-weight:820;font-size:clamp(24px,2.3vw,30px);letter-spacing:-.025em;line-height:1.55;color:#172b3f}
.qa-body-content h2:first-child{margin-top:12px;border-top:0;padding-top:0}
.qa-body-content h2::before{content:counter(qa-section, decimal-leading-zero) '  /  ';display:block;font-size:12px;letter-spacing:.11em;font-weight:850;color:var(--qa-gold);padding-bottom:13px}
.qa-body-content h3{margin:30px 0 13px;font-size:21px;line-height:1.5;color:#21374a}
.qa-body-content p{margin:0 0 22px;color:#405269;font-size:17px;line-height:2.03;overflow-wrap:break-word}
.qa-body-content p + p{margin-top:0}
.qa-body-content strong{color:#172c3e}
.qa-body-content ul,.qa-body-content ol{padding-left:25px;color:#405269;line-height:1.9;font-size:17px}
.qa-body-content li{margin:8px 0}
.qa-body-content blockquote{border-left:3px solid #b99465;background:#faf7f2;margin:35px 0;padding:24px 30px;color:#45556b;border-radius:0 12px 12px 0}
.qa-body-content img{height:auto;display:block;border-radius:9px;margin:20px auto 26px}
.qa-body-content a{color:#8c642f;text-decoration-thickness:1px;text-underline-offset:3px}
.qa-body-content table{border-collapse:collapse;display:block;width:100%;overflow-x:auto;font-size:14px;margin:23px 0}
.qa-body-content td,.qa-body-content th{border:1px solid #e2e6eb;padding:10px;text-align:left}
/* end-of-article tools and gentle conversion card */
.qa-article-end{padding-top:42px;margin-top:50px;border-top:1px solid var(--qa-rule)}
.qa-share-top{display:flex;justify-content:space-between;align-items:end;gap:16px;flex-wrap:wrap;margin-bottom:17px}
.qa-share-heading{margin:0;font-size:21px;font-weight:820;letter-spacing:-.02em}
.qa-share-hint{font-size:12px;color:#82909e;margin:5px 0 0}
.qa-share-buttons{display:flex;flex-wrap:wrap;gap:10px}
.qa-share-buttons a,.qa-share-buttons button{display:inline-flex;justify-content:center;align-items:center;gap:7px;border:1px solid #dae0e6;background:#fff;color:#2b4054;padding:10px 17px;border-radius:8px;cursor:pointer;font-size:13px;font-weight:750;text-decoration:none;transition:border .2s,background .2s,transform .2s}
.qa-share-buttons a:hover,.qa-share-buttons button:hover{border-color:#b89c74;background:#f7f6f3;transform:translateY(-1px)}
.qa-share-buttons .qa-copy{background:#192e41;border-color:#192e41;color:white}
.qa-share-buttons .qa-copy:hover{background:#28445c;color:#fff}
.qa-copy-msg{display:inline-block;margin-top:11px;font-size:12px;color:#46745a;min-height:18px}
.qa-cta{display:flex;align-items:center;justify-content:space-between;gap:28px;background:#172c3f;color:#fff;border-radius:13px;padding:34px clamp(22px,4vw,45px);margin-top:50px}
.qa-cta-label{color:#c9aa7d;letter-spacing:.13em;font-weight:850;font-size:10px}
.qa-cta h3{font-size:clamp(19px,2.3vw,24px);line-height:1.4;margin:7px 0 4px}
.qa-cta p{font-size:13px;line-height:1.8;color:#c6d0d9;margin:0;max-width:440px}
.qa-cta a{display:inline-flex;align-items:center;gap:8px;white-space:nowrap;text-decoration:none;background:#f4e4c8;color:#22344a;border-radius:8px;padding:12px 18px;font-size:13px;font-weight:850}
.qa-cta a:hover{background:#fff}
.qa-return{display:inline-flex;gap:9px;align-items:center;text-decoration:none;margin-top:29px;font-size:13px;color:#927049;font-weight:750}
.qa-related{max-width:1310px;margin:0 auto;padding:60px clamp(22px,4vw,58px) 98px;border-top:1px solid var(--qa-rule)}
.qa-related-header{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:30px}
.qa-related-header small{color:#ac8351;font-size:11px;font-weight:850;letter-spacing:.15em}
.qa-related-header h2{font-size:clamp(25px,2.6vw,34px);margin:9px 0 0;letter-spacing:-.02em}
.qa-related-header a{text-decoration:none;font-size:13px;font-weight:750;color:#826339}
.qa-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:23px}
.qa-card{min-width:0;display:block;text-decoration:none;border-radius:10px;overflow:hidden;background:#fff;border:1px solid #e9edf0;transition:box-shadow .2s,transform .2s}
.qa-card:hover{transform:translateY(-3px);box-shadow:0 15px 35px #1b354a10}
.qa-card img{display:block;width:100%;aspect-ratio:2/1;object-fit:cover;background:#e7ebee}
.qa-card-body{padding:19px 19px 21px}
.qa-card-category{font-size:10px;font-weight:800;letter-spacing:.12em;color:#b18b5c}
.qa-card h2,.qa-card h3{font-size:16px;line-height:1.6;font-weight:750;margin:9px 0 9px;color:#1d3245;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;min-height:74px}
.qa-card p{font-size:12px;line-height:1.75;color:#8392a0;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
/* article index */
.qa-index-wrap{max-width:1350px;margin:0 auto;padding:50px clamp(22px,4vw,58px) 105px}
.qa-index-wrap .qa-crumb{margin-bottom:45px}
.qa-index-title{font-size:clamp(32px,4.5vw,54px);line-height:1.35;letter-spacing:-.03em;margin:18px 0 10px}
.qa-index-lead{font-size:16px;color:#607183;margin:0 0 50px}
/* brand footer — same CMS link source, but the long link directory is opt-in */
.qa-footer{background:#142638;color:#e9eef2}
.qa-footer-main{max-width:1350px;margin:0 auto;padding:72px clamp(22px,4vw,58px) 49px}
.qa-footer-grid{display:grid;grid-template-columns:minmax(0,1.8fr) repeat(2,minmax(0,1fr));gap:clamp(26px,5vw,76px)}
.qa-footer-overline{color:#d1b184;font-weight:900;font-size:10px;letter-spacing:.17em}
.qa-footer-brand{font-size:clamp(22px,2.7vw,31px);letter-spacing:-.03em;color:#fff;margin:10px 0 13px;line-height:1.4}
.qa-footer-intro{color:#bbcad5;font-size:13px;line-height:1.95;max-width:400px;margin:0}
.qa-footer nav h3{font-size:13px;color:#fff;margin:0 0 18px}
.qa-footer nav a{display:block;margin:0 0 12px;color:#c7d4df;text-decoration:none;font-size:13px}
.qa-footer nav a:hover{color:#ead1aa}
.qa-footer-bottom{border-top:1px solid #ffffff20;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:18px;margin-top:52px;padding-top:25px;color:#a9bac7;font-size:12px}
.qa-footer-bottom a{color:#e9d0ab;text-decoration:none}
.qa-links-directory{background:#102130;padding:0 clamp(22px,4vw,58px) 22px}
.qa-links-directory details{max-width:1235px;margin:0 auto;border-top:1px solid #ffffff19}
.qa-links-directory summary{list-style:none;cursor:pointer;color:#c9d4df;display:flex;justify-content:space-between;align-items:center;padding:19px 2px;font-size:12px;font-weight:750}
.qa-links-directory summary::-webkit-details-marker{display:none}
.qa-links-directory summary::after{content:'+';font-size:22px;font-weight:400;color:#bd9c6c}
.qa-links-directory details[open] summary::after{content:'−'}
.qa-links-directory .cms-backlinks-footer{background:transparent!important;padding:0;margin:0;color:#b8c6d1}
.qa-links-directory .cms-backlinks-wrap{max-width:none;padding:0 0 20px;margin:0}
.qa-links-directory .cms-backlinks-head{display:none}
.qa-links-directory .cms-backlinks-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px}
.qa-links-directory .cms-backlink-item{border:1px solid #ffffff20;border-radius:7px;padding:10px 12px;min-height:45px;background:#ffffff06;color:#d6e0e8;text-decoration:none;display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:12px;line-height:1.5}
.qa-links-directory .cms-backlink-item:hover{border-color:#c0a076;background:#ffffff0e}
.qa-links-directory .cms-backlink-label{overflow-wrap:anywhere}
.qa-links-directory .cms-backlink-arrow{color:#c8a878}
@media(min-width:1600px){.qa-title{font-size:60px}}
@media(max-width:1030px){.qa-reading-layout{grid-template-columns:190px minmax(0,720px);gap:38px;padding:56px 28px 85px}.qa-hero-bleed{padding:0 15px}.qa-links-directory .cms-backlinks-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:820px){.qa-reading-layout{display:block;max-width:760px;padding:34px 24px 75px}.qa-toc{display:none}.qa-toc-mobile{display:block;border:1px solid #e5e8ed;border-radius:11px;margin:0 0 32px;background:#fafbfc}.qa-toc-mobile summary{cursor:pointer;padding:17px 19px;font-size:13px;font-weight:850;color:#263a4d;list-style:none;display:flex;align-items:center;justify-content:space-between}.qa-toc-mobile summary::after{content:'+';color:#aa8759;font-size:20px;font-weight:400}.qa-toc-mobile[open] summary::after{content:'−'}.qa-toc-mobile summary::-webkit-details-marker{display:none}.qa-toc-mobile .qa-toc-list{padding:0 18px 17px}.qa-heading-shell{padding:30px 25px 34px}.qa-crumb{margin-bottom:35px}.qa-title{font-size:clamp(31px,4.5vw,44px)}.qa-cta{padding:29px 25px}.qa-grid{gap:14px}.qa-card-body{padding:15px}.qa-footer-grid{gap:26px;grid-template-columns:1.5fr 1fr 1fr}.qa-links-directory .cms-backlinks-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.qa-nav-in{padding:12px 16px}.qa-brand{font-size:16px;gap:8px}.qa-brand-mark{width:32px;height:32px;font-size:13px}.qa-navlinks{gap:14px}.qa-navlinks a{font-size:12px}.qa-navlinks .qa-nav-home{padding:7px 10px}.qa-heading-shell{padding:24px 20px 28px}.qa-crumb{font-size:11px;margin-bottom:29px}.qa-title{font-size:clamp(30px,8.2vw,38px);line-height:1.39;margin:16px 0}.qa-deck{font-size:15px;line-height:1.85}.qa-meta{margin-top:20px}.qa-hero-bleed{padding:0}.qa-hero{border-radius:0;aspect-ratio:2/1}.qa-hero-caption{padding:0 17px;font-size:10px}.qa-reading-layout{padding:29px 20px 64px}.qa-excerpt{padding-left:17px;margin-bottom:32px}.qa-excerpt p{font-size:15px}.qa-body-content h2{font-size:23px;margin-top:46px}.qa-body-content p{font-size:16px;line-height:1.95}.qa-share-buttons a,.qa-share-buttons button{font-size:12px;padding:9px 12px}.qa-cta{display:block;margin-top:38px}.qa-cta a{margin-top:18px}.qa-related{padding:42px 20px 70px}.qa-grid{grid-template-columns:1fr;gap:18px}.qa-card h2,.qa-card h3{min-height:0}.qa-related-header{align-items:start}.qa-related-header h2{font-size:25px}.qa-footer-main{padding:51px 22px 24px}.qa-footer-grid{grid-template-columns:1fr 1fr;gap:32px 24px}.qa-footer-grid>div:first-child{grid-column:1/-1}.qa-footer-bottom{margin-top:34px}.qa-links-directory .cms-backlinks-grid{grid-template-columns:1fr}.qa-index-wrap{padding:28px 20px 75px}.qa-index-wrap .qa-crumb{margin-bottom:30px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.qa-card,.qa-share-buttons a,.qa-share-buttons button{transition:none!important}.qa-card:hover,.qa-share-buttons a:hover,.qa-share-buttons button:hover{transform:none!important}}

/* V4: one aligned measure for title, featured image and actual article content.
   Desktop TOC sits above the article instead of shrinking the reading column. */
:root{--qa-article-max-width:1140px;--qa-page-gutter:clamp(16px,3vw,38px)}
.qa-page{overflow-x:clip}
.qa-article-page{width:100%;min-width:0}
.qa-heading-shell,.qa-hero-bleed,.qa-reading-layout{
  width:100%;max-width:var(--qa-article-max-width);margin-left:auto;margin-right:auto;
  padding-left:var(--qa-page-gutter);padding-right:var(--qa-page-gutter)
}
.qa-heading-shell{padding-top:45px;padding-bottom:37px}
.qa-hero-bleed{padding-top:0;padding-bottom:0}
.qa-hero-bleed .qa-feature,.qa-hero-bleed .qa-hero{max-width:100%;width:100%}
.qa-reading-layout{display:block;padding-top:43px;padding-bottom:92px}
.qa-article-content,.qa-body-content,.qa-article-end,.qa-excerpt{width:100%;max-width:none;min-width:0}
.qa-toc{
 position:relative;top:auto;align-self:auto;width:100%;margin:0 0 43px;
 padding:22px 25px;border:1px solid #e4e9ed;border-top:3px solid #c7a36e;
 border-radius:12px;background:#fafbfc
}
.qa-toc-label{margin:0 0 12px}
.qa-toc .qa-toc-list{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:30px;row-gap:4px}
.qa-toc-list li,.qa-toc-list li a{min-width:0}
.qa-toc-list li a{overflow-wrap:anywhere;padding:7px 8px 7px 0}
.qa-body-content :is(img,video,iframe,svg,canvas){max-width:100%;height:auto}
.qa-body-content :is(pre,table,.wide-table){max-width:100%;overflow-x:auto}
.qa-body-content :is(p,h2,h3,h4,li,blockquote,a){overflow-wrap:anywhere}
.qa-body-content .qa-self-keyword-link{
 color:#78522b;font-weight:800;text-decoration:underline;text-decoration-thickness:1.5px;
 text-decoration-color:#c49d69;text-underline-offset:4px;overflow-wrap:anywhere
}
.qa-body-content .qa-self-keyword-link strong{font-weight:800;color:inherit}
.qa-body-content .qa-self-keyword-link:hover{color:#553518;text-decoration-color:currentColor}
@media(max-width:820px){
 .qa-reading-layout{display:block;padding-top:32px;padding-bottom:75px}
 .qa-toc{display:none}
 .qa-toc-mobile{display:block}
 .qa-toc-mobile .qa-toc-list{grid-template-columns:1fr}
}
@media(max-width:600px){
 :root{--qa-page-gutter:16px}
 .qa-heading-shell{padding-top:25px;padding-bottom:28px}
 .qa-hero-bleed{padding-top:0;padding-bottom:0}
 .qa-hero{aspect-ratio:2/1;height:auto;width:100%;border-radius:8px}
 .qa-hero-caption{padding:0 1px;gap:8px;flex-wrap:wrap}
 .qa-reading-layout{padding-top:27px;padding-bottom:62px}
 .qa-body-content :is(p,li){font-size:16px;line-height:1.9}
 .qa-cta{max-width:100%}
 .qa-share-buttons{gap:8px}
 .qa-share-buttons a,.qa-share-buttons button{max-width:100%}
}
@media(max-width:360px){
 .qa-navlinks{gap:8px}
 .qa-navlinks a:not(.qa-nav-home){display:none}
 .qa-hero-caption{font-size:9px}
 .qa-title{font-size:29px}
}