/* Publishing UI: responsive 12-card feature grid, independent of legacy template CSS */
.tv-ai-features{max-width:1200px;margin:46px auto;padding:28px 22px 32px;border-radius:20px;background:linear-gradient(145deg,#0c2135,#112e3b);border:1px solid rgba(108,205,201,.22);box-sizing:border-box;color:#f4ffff;clear:both}
.tv-ai-features *{box-sizing:border-box}.tv-ai-features-top{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:24px}
.tv-ai-eyebrow{font-size:10px;font-weight:900;letter-spacing:.16em;color:#61e8c7}.tv-ai-features-top h2{font-size:clamp(23px,3vw,34px);margin:10px 0;line-height:1.4;color:#fff}.tv-ai-features-top p{font-size:14px;color:#a2c0ce;line-height:1.7;margin:0}.tv-ai-features-top>a{font-size:13px;color:#88f4d5;text-decoration:none;white-space:nowrap;font-weight:750}
.tv-ai-feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:17px}.tv-ai-feature-card{display:flex;min-width:0;flex-direction:column;overflow:hidden;border-radius:14px;background:#172c3e;border:1px solid rgba(177,213,232,.18);text-decoration:none!important;color:#eefbff!important;box-shadow:0 8px 20px rgba(0,0,0,.1);transition:transform .18s,border-color .18s}
.tv-ai-feature-card:hover{transform:translateY(-3px);border-color:#65dcc5}.tv-ai-card-visual{display:block;aspect-ratio:2/1;overflow:hidden;background:#223d4c}.tv-ai-card-visual img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}.tv-ai-feature-card:hover img{transform:scale(1.035)}.tv-ai-card-body{display:flex;flex-direction:column;gap:9px;padding:15px 16px;flex:1}.tv-ai-card-kicker{font-size:10px;color:#7de2c3;letter-spacing:.065em;font-weight:750}.tv-ai-card-body strong{font-size:14px;line-height:1.65;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;color:#fff}.tv-ai-card-more{margin-top:auto;font-size:12px;color:#90eace;font-weight:750}
@media(max-width:1100px){.tv-ai-feature-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:750px){.tv-ai-feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.tv-ai-features{margin:25px 12px;padding:22px 14px}.tv-ai-features-top{align-items:flex-start;flex-direction:column}.tv-ai-card-body{padding:12px}.tv-ai-card-body strong{font-size:12px}}@media(max-width:360px){.tv-ai-feature-grid{grid-template-columns:1fr}}
/* Complete article pages */
.ai-article-body{margin:0;background:#f1f6f6;color:#193044;font-family:system-ui,-apple-system,"Noto Sans Thai",Tahoma,sans-serif;line-height:1.75;overflow-x:hidden}
.ai-article-body *{box-sizing:border-box}.ai-article-body a{color:inherit}.ai-site-header{background:#0c2234;color:#eefaff;border-bottom:1px solid #23465b;position:relative;z-index:5}.ai-header-inner{max-width:1200px;margin:auto;padding:13px 23px;display:flex;align-items:center;justify-content:space-between;gap:18px}.ai-brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-size:18px;font-weight:850}.ai-brand img{border-radius:11px;object-fit:contain;background:#173549;padding:5px}.ai-site-header nav{display:flex;gap:22px;flex-wrap:wrap}.ai-site-header nav a{font-size:13px;text-decoration:none;color:#c4dbe4;font-weight:650}.ai-site-header nav a:hover{color:#79ebd1}
.ai-article-container{width:min(100% - 40px,1130px);margin:0 auto}.ai-article-hero{background:radial-gradient(ellipse at 85% 5%,#1d4a55 0%,#0d2639 55%,#0b1e2d 100%);color:#f2fbff;padding:40px 0 60px}.ai-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:12px;color:#a5bdc8;margin-bottom:34px}.ai-breadcrumb a{text-decoration:none}.ai-editorial-label{font-size:11px;letter-spacing:.12em;color:#3bc2a8;font-weight:900}.ai-article-hero .ai-editorial-label{color:#a2f0d4}.ai-article-hero h1{font-size:clamp(30px,4.7vw,56px);line-height:1.36;letter-spacing:-.02em;max-width:960px;margin:16px 0}.ai-article-intro{font-size:clamp(15px,1.8vw,19px);color:#b9d1da;max-width:870px;line-height:1.9;margin:0 0 24px}.ai-article-meta{display:flex;gap:18px;flex-wrap:wrap;font-size:12px;color:#a4c5cc;margin-bottom:28px}.ai-article-meta span{padding-right:15px;border-right:1px solid #406172}.ai-feature-image{border-radius:22px;overflow:hidden;box-shadow:0 28px 60px rgba(0,0,0,.25);aspect-ratio:2/1;background:#244c58}.ai-feature-image img{width:100%;height:100%;object-fit:cover;display:block}
.ai-content-layout{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:44px;align-items:start;margin:44px auto 60px}.ai-article-paper{min-width:0;background:white;border:1px solid #dbe6e9;border-radius:20px;padding:clamp(20px,4vw,42px);box-shadow:0 15px 32px rgba(31,66,80,.06)}.ai-article-section{margin:0 0 34px}.ai-article-section h2{font-size:clamp(21px,2.7vw,29px);line-height:1.46;color:#153a47;margin:0 0 18px;padding-bottom:12px;border-bottom:1px solid #e3eaeb}.ai-article-section p{font-size:16px;line-height:2;margin:0 0 16px;color:#304a58}.ai-article-section ul{padding-left:20px;margin:0 0 20px;color:#314b55}.ai-article-section li{margin:8px 0}.ai-faq details{border:1px solid #dce8ea;background:#f7fafa;border-radius:11px;margin:9px 0}.ai-faq summary{cursor:pointer;font-weight:760;padding:14px 17px;color:#193b48}.ai-faq details p{padding:0 17px 17px;margin:0}.ai-article-note{background:#eaf7f2;border-left:4px solid #40ad91;border-radius:8px;padding:15px 18px;color:#34594d;font-size:13px;line-height:1.85;margin:35px 0}.ai-article-aside{position:sticky;top:25px}.ai-aside-box{background:#133146;color:white;border-radius:17px;padding:25px;border:1px solid #284957}.ai-aside-box h2{font-size:24px;line-height:1.4;margin:11px 0}.ai-aside-box p{font-size:13px;color:#bed4df;line-height:1.8}.ai-aside-box>a{display:block;margin-top:16px;border-radius:10px;padding:12px 14px;background:#235367;color:#e9fff7;font-size:13px;text-decoration:none;font-weight:750}
.ai-share-box{border:1px solid #dae8e7;border-radius:16px;background:#f5faf9;padding:22px;margin-top:35px}.ai-share-box h2{font-size:21px;color:#1d3a48;margin:8px 0}.ai-share-box p{font-size:13px;color:#5d7984;margin:5px 0 18px}.ai-share-actions{display:flex;gap:8px;flex-wrap:wrap}.ai-share-actions>a,.ai-share-actions>button{font:inherit;font-size:12px;cursor:pointer;text-decoration:none;border-radius:9px;padding:10px 14px;border:1px solid #d2e1e5;background:#fff;color:#1e4758;min-height:42px;font-weight:700}.ai-share-actions>.ai-share-copy{background:#0c4f57;color:white;border-color:#0c4f57}.ai-share-box .ai-share-status{margin:11px 0 0;font-size:12px;color:#278b68}
.ai-more{margin-bottom:70px}.ai-more-title{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:19px}.ai-more-title h2{font-size:25px;margin:0}.ai-more-title a{font-size:13px;text-decoration:none;color:#167a6b;font-weight:750}.ai-related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.ai-related-item{background:white;overflow:hidden;border-radius:14px;border:1px solid #dde8ea;text-decoration:none;display:flex;flex-direction:column}.ai-related-item img{width:100%;aspect-ratio:2/1;object-fit:cover}.ai-related-item span{font-size:14px;font-weight:750;line-height:1.7;padding:15px}
.ai-list-container{max-width:1180px;margin:0 auto;padding:65px 22px 90px;min-height:58vh}.ai-list-heading{max-width:750px;margin-bottom:36px}.ai-list-heading h1{font-size:clamp(29px,4.2vw,48px);line-height:1.4;margin:12px 0}.ai-list-heading p{color:#627b88;font-size:16px;line-height:1.8}.ai-list-container .tv-ai-feature-card{background:white;color:#173445!important;border-color:#d7e3e5}.ai-list-container .tv-ai-card-body strong{color:#173445}.ai-list-container .tv-ai-card-kicker{color:#197969}.ai-list-container .tv-ai-card-more{color:#157d71}.ai-list-empty{background:#fff;border:1px dashed #c3d4d6;padding:38px;border-radius:15px;color:#57727c}.ai-site-footer{background:#0b2131;color:#bacfd7;padding:25px max(calc((100vw - 1160px)/2),25px);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12px}.ai-site-footer a{color:#b9f4e0;text-decoration:none}
@media(max-width:900px){.ai-content-layout{grid-template-columns:1fr;gap:10px}.ai-article-aside{position:static}.ai-related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:650px){.ai-header-inner{padding:12px 15px;align-items:flex-start;flex-direction:column;gap:7px}.ai-site-header nav{gap:14px}.ai-article-container{width:min(100% - 26px,1130px)}.ai-article-hero{padding:23px 0 42px}.ai-breadcrumb{margin-bottom:18px}.ai-article-hero h1{font-size:30px}.ai-article-paper{padding:22px 18px}.ai-article-section p{font-size:15px}.ai-related-grid{grid-template-columns:1fr}.ai-share-actions>a,.ai-share-actions>button{flex:1;text-align:center}.ai-site-footer{padding:24px 15px}}

.ai-pagination{display:flex;justify-content:center;align-items:center;gap:16px;margin:35px 0;flex-wrap:wrap}.ai-pagination a{background:#e0f6f0;color:#226e5f;text-decoration:none;font-weight:750;border-radius:10px;padding:10px 18px}.ai-pagination span{color:#597782;font-size:13px}

/* Article Premium v2 — intentionally does not change .ai-feature-image, its
   parent hero container, image dimensions, or image positioning. */
.ai-content-layout{grid-template-columns:minmax(0,1fr) 258px;gap:24px;margin:26px auto 42px}
.ai-article-paper{position:relative;padding:clamp(20px,3vw,30px);border-radius:17px;border:1px solid #d8e5e8;background:linear-gradient(180deg,#fff 0%,#fff 86%,#f9fcfc 100%);box-shadow:0 10px 34px rgba(12,46,62,.065);overflow:hidden}
.ai-article-paper::before{content:"";position:absolute;inset:0 0 auto;height:3px;background:linear-gradient(90deg,#146e78,#50c4a3,#ccebe2)}
.ai-article-section{margin:0 0 22px;padding-bottom:19px;border-bottom:1px solid #e9f0f0;scroll-margin-top:24px}
.ai-article-section:last-of-type{border-bottom:0;margin-bottom:0;padding-bottom:0}
.ai-article-section h2{margin:0 0 12px;padding:0 0 9px;border-bottom:0;border-left:3px solid #30aa99;padding-left:13px;font-size:clamp(19px,2vw,25px);line-height:1.42;letter-spacing:-.012em;color:#183b4b;font-weight:850}
.ai-article-section p{font-size:15px;line-height:1.83;margin:0 0 11px;color:#355063}
.ai-article-section ul,.ai-article-section ol{margin:7px 0 11px;padding-inline-start:24px;color:#345363}
.ai-article-section li{margin:4px 0;font-size:14px;line-height:1.75}
.ai-article-section li::marker{color:#259e90}
.ai-article-section strong{color:#1e4355}
.ai-article-toc{margin:0 0 24px;padding:16px 18px;border-radius:13px;background:linear-gradient(115deg,#102e41,#173f4f);box-shadow:0 9px 24px rgba(15,53,68,.12);border:1px solid #24495a;color:#f1ffff}
.ai-toc-label{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:850;letter-spacing:.025em;color:#baf5e2;margin-bottom:9px}
.ai-toc-label::before{content:"";display:block;width:6px;height:6px;border-radius:50%;background:#64ebc2}
.ai-toc-items{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px 16px}
.ai-toc-items>a{display:flex;align-items:start;gap:7px;font-size:12px;line-height:1.6;color:#d7ebee;text-decoration:none;padding:6px 1px;border-bottom:1px solid rgba(202,232,235,.1)}
.ai-toc-items>a::before{content:"↗";font-size:11px;color:#6bd8bf}
.ai-toc-items>a:hover{color:white}
.ai-article-section p.ai-context-bridge{margin:14px 0 0;padding:0 0 0 13px;border-left:2px solid #b4dcd7;color:#42616b;line-height:1.83;font-size:14px}
.ai-keyword-self-link{color:#08776f!important;font-weight:850;text-underline-offset:3px;text-decoration-color:rgba(8,119,111,.38);text-decoration-thickness:1px;overflow-wrap:anywhere}
.ai-keyword-self-link strong{color:inherit!important;font-weight:850}
.ai-keyword-self-link:hover{color:#045d59!important;text-decoration-color:currentColor}
.ai-article-aside{top:18px}
.ai-aside-box{padding:20px;border-radius:15px;background:linear-gradient(155deg,#123647,#0e2736);border-color:#2b4f58;box-shadow:0 10px 24px rgba(16,45,56,.12)}
.ai-aside-box h2{font-size:21px;line-height:1.38;margin:8px 0}
.ai-aside-box p{margin:5px 0 10px;line-height:1.7}
.ai-aside-box>a{margin-top:9px;padding:10px 12px;border:1px solid rgba(142,229,204,.20);border-radius:9px;font-size:12px;background:#235063}
.ai-aside-box>a:hover{background:#286778}
.ai-faq details{margin:7px 0;border-color:#d9e8e9}
.ai-faq summary{padding:12px 14px;font-size:14px}
.ai-faq details p{padding:0 14px 14px}
.ai-article-note{font-size:12px;line-height:1.75;margin:22px 0 0;padding:12px 14px;border-left-width:3px}
.ai-share-box{margin-top:18px;padding:16px 18px;border-radius:13px}
.ai-share-box h2{font-size:18px;margin:6px 0}
.ai-share-box p{margin:4px 0 12px}
.ai-share-actions>a,.ai-share-actions>button{min-height:38px;padding:9px 12px;border-radius:8px}
.ai-more{margin-bottom:45px}
.ai-more-title{margin-bottom:13px}
.ai-more-title h2{font-size:21px}
.ai-related-grid{gap:13px}
.ai-related-item{border-radius:12px}
.ai-related-item span{font-size:13px;line-height:1.55;padding:12px 13px}

/* Homepage-style four-column footer; isolated classes avoid legacy footer CSS. */
.ai-site-footer{display:block;padding:34px 20px 30px;background:linear-gradient(180deg,#071b2c,#040f1b);color:#c0d3df;border-top:1px solid #20455d;font-size:13px;position:relative;overflow:hidden}
.ai-site-footer::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.30;background-image:linear-gradient(rgba(62,143,190,.12) 1px,transparent 1px),linear-gradient(90deg,rgba(62,143,190,.12) 1px,transparent 1px);background-size:34px 34px}
.ai-footer-inner{width:min(100%,1200px);margin:0 auto;position:relative;z-index:1}
.ai-footer-grid{display:grid;grid-template-columns:1.45fr .95fr 1fr .95fr;gap:11px;align-items:stretch}
.ai-footer-panel{min-width:0;display:flex;flex-direction:column;padding:18px;border-radius:16px;border:1px solid #244158;background:linear-gradient(145deg,rgba(16,43,64,.97),rgba(8,27,43,.97))}
.ai-footer-panel h2{font-size:15px;line-height:1.4;margin:0 0 12px;color:#fff;font-weight:800}
.ai-footer-kicker{display:block;width:100%;text-align:center;padding:9px 7px;margin-bottom:10px;border:1px solid rgba(63,189,231,.25);border-radius:10px;background:linear-gradient(95deg,rgba(21,161,202,.14),rgba(63,112,212,.08));font-size:11px;letter-spacing:.08em;font-weight:850;color:#8de7eb}
.ai-footer-brand{display:block;font-size:20px;line-height:1.4;color:#fff}
.ai-footer-main p{font-size:13px;line-height:1.72;color:#a6bfd0;margin:9px 0 12px}
.ai-footer-contact{display:grid;gap:8px;margin-top:auto}
.ai-site-footer .ai-footer-contact a{display:block;padding:10px 11px;border-radius:11px;background:rgba(255,255,255,.055);border:1px solid rgba(93,194,180,.2);font-weight:800;color:#ddfaf1;overflow-wrap:anywhere}
.ai-site-footer .ai-footer-contact a:last-child{border-color:rgba(239,132,106,.18)}
.ai-footer-links{display:grid;gap:9px}
.ai-site-footer .ai-footer-links a{color:#d1e4f2;line-height:1.45;font-size:13px;overflow-wrap:anywhere}
.ai-site-footer a:hover{color:#72f1cd}
.ai-footer-tags{display:flex;flex-wrap:wrap;gap:6px;align-content:flex-start}
.ai-footer-tags span{padding:5px 9px;color:#d0e5ee;font-size:12px;line-height:1.35;border-radius:999px;border:1px solid rgba(181,211,234,.16);background:rgba(255,255,255,.045)}
.ai-footer-bottom{margin-top:11px;padding:14px;border:1px solid #244158;border-radius:13px;background:rgba(6,21,35,.92);display:grid;grid-template-columns:1.1fr 1fr auto;align-items:center;gap:12px;font-size:12px;line-height:1.65;color:#9fb5c9}
.ai-footer-credits{white-space:normal;text-align:right}
.ai-footer-bottom a{font-weight:750}
@media(max-width:1060px){.ai-footer-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.ai-footer-main{grid-column:1/-1}.ai-footer-bottom{grid-template-columns:1fr 1fr}.ai-footer-credits{grid-column:1/-1;text-align:left}}
@media(max-width:900px){.ai-content-layout{grid-template-columns:1fr;gap:14px}.ai-article-aside{position:static}.ai-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ai-footer-main{grid-column:1/-1}}
@media(max-width:650px){.ai-content-layout{margin:18px auto 28px}.ai-article-paper{padding:19px 16px;border-radius:14px}.ai-article-section{margin-bottom:18px;padding-bottom:15px}.ai-article-section h2{font-size:19px;padding-left:10px;margin-bottom:11px}.ai-article-section p{font-size:14px;line-height:1.83}.ai-article-toc{padding:13px 14px;margin-bottom:18px}.ai-toc-items{grid-template-columns:1fr;gap:1px}.ai-toc-items>a{font-size:12px;padding:5px 1px}.ai-article-section p.ai-context-bridge{font-size:13px}.ai-share-box{padding:14px}.ai-related-grid{grid-template-columns:1fr}.ai-site-footer{padding:23px 13px 32px}.ai-footer-grid{grid-template-columns:1fr 1fr;gap:8px}.ai-footer-panel{padding:13px;border-radius:13px}.ai-footer-main{grid-column:1/-1}.ai-footer-panel h2{font-size:14px}.ai-footer-links{gap:9px}.ai-site-footer .ai-footer-links a{font-size:12px}.ai-footer-bottom{display:grid;grid-template-columns:1fr;gap:4px;font-size:11px;padding:13px}.ai-footer-credits{grid-column:auto;text-align:left}}
@media(max-width:360px){.ai-footer-grid{grid-template-columns:1fr}.ai-footer-main{grid-column:auto}}
@media(prefers-reduced-motion:reduce){.ai-keyword-self-link,.ai-toc-items a{scroll-behavior:auto}}