/* หน้ารวมบทความ /articles (ต.ค. 69) · สร้างจากม็อกอัพ articles.html · ทุกกฎอยู่ใต้ .ar · โหลดเฉพาะ /articles จาก layout.ejs */
.ar{--navy:#062A4B;
  --navy-2:#0D3B66;
  --navy-3:#1B5287;
  --orange:#FF8000;
  --orange-ink:#B35500;
  --orange-soft:#FFF1E3;
  --sky:#F2F6FA;
  --paper:#FFFFFF;
  --ink:#14263A;
  --muted:#5A6B7D;
  --line:#DCE5EE;
  --line-green:#06C755;
  --display:"Anuphan","Noto Sans Thai",system-ui,sans-serif;
  --body:"Noto Sans Thai","Sarabun",system-ui,-apple-system,"Segoe UI",sans-serif;
  --r:16px;}
.ar *{box-sizing:border-box}
.ar{background:var(--paper);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.65;margin:0}
.ar h1,.ar h2,.ar h3,.ar h4{font-family:var(--display);color:var(--navy);text-wrap:balance;margin:0;line-height:1.25}
.ar p{margin:0}
.ar a{color:inherit}
.ar img{max-width:100%}
.ar .wrap{max-width:1160px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.ar .band{padding-block:76px}
.ar .band.sky{background:var(--sky)}
.ar .eyebrow{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--orange-ink);display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.ar .sec-head{display:flex;flex-direction:column;gap:10px;max-width:680px}
.ar .sec-head h2{font-size:clamp(26px,3.4vw,36px)}
.ar .sec-head p{color:var(--muted)}
.ar .head-row{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:34px}
.ar .link{color:var(--navy-3);font-weight:600;text-decoration:none;white-space:nowrap}
.ar .link:hover{color:var(--orange-ink)}
.ar .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--display);font-weight:600;font-size:16px;padding:13px 22px;border-radius:999px;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:transform .15s ease}
.ar .btn:hover{transform:translateY(-1px)}
.ar .btn:focus-visible,.ar a:focus-visible,.ar summary:focus-visible{outline:3px solid var(--orange);outline-offset:3px}
.ar .btn-ghost{background:transparent;color:var(--navy);border-color:var(--line)}
.ar .btn{white-space:nowrap}
.ar{--mono:"JetBrains Mono","Noto Sans Thai",ui-monospace,Consolas,monospace}
.ar .grid-light{background-image:linear-gradient(rgba(13,59,102,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(13,59,102,.06) 1px,transparent 1px);background-size:32px 32px}
.ar .crumbs{font-size:13px;color:#A9BDD1;display:flex;gap:8px;flex-wrap:wrap}
.ar .crumbs a{color:#C9D6E3;text-decoration:none}
.ar .crumbs a:hover{color:#fff}
.ar .eyebrow{font-size:14.5px!important}
@media (prefers-reduced-motion:reduce){.ar *{transition:none!important;scroll-behavior:auto!important}
}
.ar [hidden]{display:none!important}
.ar .a-hero{background-color:var(--sky);padding-block:44px 48px;border-bottom:1px solid var(--line)}
.ar .a-hero .copy{display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px;max-width:820px;margin-inline:auto}
.ar .a-hero .crumbs{color:var(--muted);justify-content:center}
.ar .a-hero .crumbs a{color:var(--navy-3)}
.ar .a-hero h1{color:var(--navy);font-size:clamp(30px,4.2vw,48px);line-height:1.2}
.ar .a-hero h1 em{font-style:normal;color:var(--orange)}
.ar .a-hero .lead{font-size:17px;color:#3B4F63;max-width:620px}
.ar .search{position:relative;width:100%;max-width:560px;margin-top:8px}
.ar .search input{width:100%;font:inherit;font-size:16px;border:1px solid var(--line);border-radius:999px;padding:14px 20px 14px 50px;background:#fff;color:var(--ink);box-shadow:0 12px 30px -22px rgba(6,42,75,.5)}
.ar .search input:focus{outline:2px solid var(--orange);outline-offset:1px}
.ar .search svg{position:absolute;left:18px;top:50%;transform:translateY(-50%);color:var(--muted)}
.ar .feat{display:grid;grid-template-columns:1.15fr 1fr;background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;text-decoration:none;color:inherit;box-shadow:0 24px 50px -40px rgba(6,42,75,.6)}
.ar .feat img{width:100%;height:100%;min-height:300px;object-fit:cover;display:block}
.ar .feat .b{padding:28px 30px;display:flex;flex-direction:column;gap:12px;justify-content:center}
.ar .feat .lbl{align-self:flex-start;font-size:12.5px;font-weight:700;color:#fff;background:var(--orange);border-radius:999px;padding:3px 12px}
.ar .feat h2{font-size:clamp(22px,2.6vw,28px)}
.ar .feat h2 small{display:block;font-family:var(--body);font-weight:500;font-size:16px;color:var(--muted);margin-top:6px;line-height:1.5}
.ar .feat p{color:#3B4F63}
.ar .feat:hover h2{color:var(--orange-ink)}
.ar .topic{font-size:12.5px;font-weight:700;color:var(--orange-ink)}
.ar .meta{display:flex;flex-wrap:wrap;gap:4px 12px;font-size:13.5px;color:var(--muted)}
.ar .ctag{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:var(--navy);background:var(--sky);border-radius:999px;padding:2px 10px}
.ar .ctag svg{color:var(--orange)}
.ar .topics{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.ar .topics button{font:inherit;font-family:var(--display);font-weight:600;font-size:14.5px;color:var(--navy);background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 14px;cursor:pointer;display:inline-flex;gap:6px;align-items:center}
.ar .topics button small{font-family:var(--body);font-size:12.5px;color:var(--muted);font-weight:600}
.ar .topics button[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:#fff}
.ar .topics button[aria-pressed="true"] small{color:#B9C9D9}
.ar .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ar .card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;text-decoration:none;color:inherit;transition:transform .15s,box-shadow .15s}
.ar .card:hover{transform:translateY(-2px);box-shadow:0 20px 40px -28px rgba(6,42,75,.55)}
.ar .card img{width:100%;aspect-ratio:16/10;object-fit:cover;display:block;background:var(--sky)}
.ar .card .b{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.ar .card h3{font-size:17px;line-height:1.4}
.ar .card h3 small{display:block;font-family:var(--body);font-weight:500;font-size:14px;color:var(--muted);margin-top:4px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ar .card:hover h3{color:var(--orange-ink)}
.ar .card .foot{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap;padding-top:6px}
.ar .more-row{display:flex;justify-content:center;margin-top:28px}
.ar .empty{grid-column:1 / -1;text-align:center;color:var(--muted);padding:30px;background:var(--sky);border-radius:16px}
@media (max-width:960px){.ar .feat{grid-template-columns:1fr}
.ar .feat img{min-height:0;aspect-ratio:16/9}
.ar .grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){.ar .grid{grid-template-columns:1fr}
.ar .feat .b{padding:20px}
}
/* live-only additions */
.ar{overflow-x:clip}
.ar img{height:auto}
.ar .sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.ar [hidden]{display:none!important}
.ar .feat img{height:100%}
.ar .card img{height:auto}
/* the live site's global .card/.meta/.foot/.empty: reset to the mockup */
.ar .card{gap:0;padding:0;box-shadow:none}
.ar .card .foot{border-top:0;padding-top:6px}
.ar .meta span{display:inline}
.ar .more-row .btn{background:#fff}
.ar .grid .empty{margin:0}