/* ============================================================
   CSCD theme — modern clean, light. Teal academic accent.
   ============================================================ */
:root{
  --teal:#2A7975;        /* primary accent / header + footer */
  --teal-dark:#1f5a57;
  --teal-050:#eef6f5;
  --ink:#1a2b32;
  --muted:#5b6b72;
  --line:#e4e9eb;
  --bg:#ffffff;
  --bg-soft:#f6f8f9;
  --radius:14px;
  --shadow:0 1px 2px rgba(16,40,44,.06),0 6px 20px rgba(16,40,44,.06);
  --wrap:1200px;
  --font:"Sarabun","Noto Sans Thai","Segoe UI",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  line-height:1.6;font-size:16px;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
.cscd-skip{position:absolute;left:-9999px}
.cscd-skip:focus{left:12px;top:12px;background:#fff;padding:8px 14px;border-radius:8px;z-index:100}

/* ---------- Header ---------- */
.cscd-header{position:sticky;top:0;z-index:50;background:var(--teal);color:#fff;
  box-shadow:0 2px 10px rgba(16,40,44,.12)}
.cscd-header__inner{max-width:var(--wrap);margin:0 auto;padding:10px 20px;
  display:flex;align-items:center;gap:16px}
.cscd-brand{display:flex;align-items:center;gap:14px;color:#fff;flex:1;min-width:0}
.cscd-brand:hover{text-decoration:none}
.cscd-brand__mark{flex:none;display:flex;align-items:center}
.cscd-brand__mark img{height:52px;width:auto;display:block}
.cscd-brand__text{display:flex;flex-direction:column;min-width:0}
.cscd-brand__th{font-weight:700;font-size:14.5px;line-height:1.3;color:#fff;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cscd-brand__en{font-size:11.5px;color:rgba(255,255,255,.82);line-height:1.3;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cscd-nav{display:flex;align-items:center;gap:6px}
.cscd-menu{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.cscd-menu li{position:relative}
.cscd-menu a{display:block;padding:10px 14px;color:#fff;border-radius:8px;font-weight:600;font-size:15px}
.cscd-menu a:hover{background:rgba(255,255,255,.16);color:#fff;text-decoration:none}
.cscd-menu .sub-menu{position:absolute;top:100%;left:0;min-width:220px;background:#fff;
  border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);
  padding:6px;display:none;z-index:60}
.cscd-menu li:hover>.sub-menu,.cscd-menu li:focus-within>.sub-menu{display:block}
.cscd-menu .sub-menu a{font-weight:500;font-size:14px;color:var(--ink)}
.cscd-menu .sub-menu a:hover{background:var(--teal-050);color:var(--teal-dark)}
.cscd-langtoggle{display:inline-flex;align-items:center;gap:6px;margin-left:8px;
  padding:8px 12px;border:1.5px solid rgba(255,255,255,.85);color:#fff;
  border-radius:999px;font-weight:700;font-size:14px}
.cscd-langtoggle:hover{background:#fff;color:var(--teal-dark);text-decoration:none}
.cscd-burger{display:flex;flex-direction:column;gap:5px;background:none;border:0;
  padding:10px 8px;cursor:pointer;flex:none}
.cscd-burger span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.2s}
.cscd-burger:hover span{background:rgba(255,255,255,.8)}

/* ---------- Slide-out category panel ---------- */
.cscd-panel__overlay{position:fixed;inset:0;background:rgba(6,26,25,.5);z-index:60;
  opacity:0;transition:opacity .2s}
.cscd-panel__overlay.is-open{opacity:1}
.cscd-panel{position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:70;
  background:#111c1b;color:#fff;padding:56px 0 24px;overflow-y:auto;
  transform:translateX(100%);transition:transform .25s ease;box-shadow:-8px 0 28px rgba(0,0,0,.3)}
.cscd-panel.is-open{transform:translateX(0)}
.cscd-panel__close{position:absolute;top:10px;right:14px;background:none;border:0;
  color:#fff;font-size:30px;line-height:1;cursor:pointer;padding:4px 8px}
.cscd-panel__close:hover{color:var(--teal-050)}
.cscd-panel__cats{list-style:none;margin:0;padding:0}
.cscd-panel__cats a{display:block;padding:13px 24px;color:#fff;font-size:15.5px;font-weight:500;
  border-bottom:1px solid rgba(255,255,255,.09)}
.cscd-panel__cats a:hover{background:var(--teal);text-decoration:none}
.cscd-panel__nav{display:none}          /* mobile only — see media query */
.cscd-panel__menu{list-style:none;margin:0 0 10px;padding:0}
.cscd-panel__menu a{display:block;padding:12px 24px;color:#fff;font-weight:600;font-size:15.5px}
.cscd-panel__menu a:hover{background:var(--teal);text-decoration:none}
.cscd-panel__menu .sub-menu{list-style:none;margin:0;padding:0}
.cscd-panel__menu .sub-menu a{padding-left:40px;font-weight:400;font-size:14.5px;
  color:rgba(255,255,255,.85)}

/* ---------- Layout ---------- */
.cscd-main{min-height:50vh}
.cscd-wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.cscd-section{max-width:var(--wrap);margin:0 auto;padding:34px 20px}
.cscd-section__head{display:flex;align-items:baseline;justify-content:space-between;
  gap:12px;margin-bottom:18px;border-left:4px solid var(--teal);padding-left:12px}
.cscd-section__head h2{margin:0;font-size:22px;color:var(--ink)}
.cscd-section__more{font-size:14px;font-weight:600;white-space:nowrap}

/* ---------- Cards ---------- */
.cscd-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cscd-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;color:var(--ink);transition:.18s;height:100%}
.cscd-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);text-decoration:none}
.cscd-card__media{display:block;aspect-ratio:16/10;background:var(--bg-soft) center/cover no-repeat}
.cscd-card__media[data-empty]{background:linear-gradient(135deg,var(--teal-050),#e6f0ef)}
.cscd-card__body{padding:14px 16px;display:flex;flex-direction:column;gap:8px;flex:1}
.cscd-card__title{font-weight:600;font-size:15.5px;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.cscd-card__date{margin-top:auto;font-size:12.5px;color:var(--muted)}

/* compact list-style cards (columns section) */
.cscd-cards--list{grid-template-columns:1fr;gap:0}
.cscd-cards--list .cscd-card{flex-direction:row;border:0;border-bottom:1px solid var(--line);border-radius:0}
.cscd-cards--list .cscd-card:hover{transform:none;box-shadow:none;background:var(--bg-soft)}
.cscd-cards--list .cscd-card__media{width:74px;flex:none;aspect-ratio:1/1;border-radius:10px;margin:12px 0 12px 12px}
.cscd-cards--list .cscd-card__body{padding:12px 14px}
.cscd-cards--list .cscd-card__title{-webkit-line-clamp:2;font-size:14.5px}

/* ---------- Hero slideshow ---------- */
.cscd-hero{position:relative;max-width:var(--wrap);margin:22px auto 0;padding:0 20px}
.cscd-slider{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--shadow);background:#000}
.cscd-slide{display:none;position:relative;aspect-ratio:21/9}
.cscd-slide.is-active{display:block}
.cscd-slide a,.cscd-slide span.cscd-slide__img{display:block;width:100%;height:100%}
.cscd-slide__img{background:#0b1a1e center/cover no-repeat}
.cscd-slide__cap{position:absolute;left:0;right:0;bottom:0;padding:34px 26px 20px;color:#fff;
  background:linear-gradient(to top,rgba(4,20,24,.82),transparent);font-weight:700;font-size:19px}
.cscd-slider__dots{position:absolute;bottom:12px;right:18px;display:flex;gap:8px}
.cscd-slider__dots button{width:10px;height:10px;border-radius:50%;border:0;cursor:pointer;
  background:rgba(255,255,255,.55)}
.cscd-slider__dots button.is-active{background:#fff}
.cscd-slider__arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;
  background:rgba(0,0,0,.35);color:#fff;border:0;width:42px;height:42px;border-radius:50%;
  cursor:pointer;font-size:22px;line-height:1}
.cscd-slider__arrow:hover{background:rgba(0,0,0,.6)}
.cscd-slider__arrow--prev{left:14px}.cscd-slider__arrow--next{right:14px}

/* ---------- Statistics ---------- */
.cscd-stats{background:var(--teal);color:#fff}
.cscd-stats__inner{max-width:var(--wrap);margin:0 auto;padding:36px 20px;text-align:center}
.cscd-stats__title{font-size:22px;font-weight:700;margin:0 0 4px}
.cscd-stats__sub{opacity:.85;font-size:14px;margin:0 0 22px}
/* minmax(0,1fr) — plain 1fr refuses to shrink below the number's width and
   pushes the grid past the viewport on narrow screens. */
.cscd-stats__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;
  max-width:760px;margin:0 auto}
.cscd-stat{background:rgba(255,255,255,.12);border-radius:var(--radius);padding:20px 14px;
  min-width:0}
.cscd-stat__num{font-size:clamp(20px,5.4vw,34px);font-weight:800;line-height:1.1;
  font-variant-numeric:tabular-nums}
.cscd-stat__label{margin-top:8px;font-size:14px;opacity:.92}

/* ---------- Peace survey ---------- */
.cscd-peace{background:var(--bg-soft)}
.cscd-peace__banner{width:100%;height:auto;border-radius:var(--radius);display:block;margin:0 0 20px}
.cscd-peace__intro{font-size:15px;color:var(--muted);line-height:1.8;margin:0 0 22px}
.cscd-peace__spacer{height:18px}
.cscd-peace__grid{display:grid;grid-template-columns:1.2fr 1fr;gap:26px;align-items:start}
.cscd-linklist{list-style:none;margin:0;padding:0}
.cscd-linklist li{border-bottom:1px solid var(--line)}
.cscd-linklist a{display:block;padding:11px 4px;font-weight:600;font-size:15px}

/* ---------- 3 columns ---------- */
.cscd-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cscd-col h3{margin:0 0 10px;font-size:17px;border-bottom:2px solid var(--teal);padding-bottom:8px}

/* ---------- Single / archive ---------- */
.cscd-article{max-width:820px;margin:0 auto;padding:34px 20px}
.cscd-article h1{font-size:28px;line-height:1.3;margin:0 0 10px}
.cscd-article__meta{color:var(--muted);font-size:14px;margin-bottom:20px}
.cscd-article__thumb{border-radius:var(--radius);overflow:hidden;margin:0 0 22px}
.cscd-article__body{font-size:17px}
.cscd-article__body img{border-radius:10px;margin:14px 0}
.cscd-article__body h2{font-size:22px;margin:26px 0 10px}
.cscd-article__body h3{font-size:19px;margin:22px 0 8px}
.cscd-article__body p{margin:0 0 16px}
.cscd-article__body iframe{max-width:100%}
.cscd-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.cscd-chip{background:var(--teal-050);color:var(--teal-dark);border:1px solid #cfe7e3;
  padding:5px 12px;border-radius:999px;font-size:13px}
.cscd-archive__head{max-width:var(--wrap);margin:0 auto;padding:30px 20px 6px}
.cscd-archive__head h1{margin:0;font-size:26px}
.cscd-pagination{max-width:var(--wrap);margin:0 auto;padding:10px 20px 40px;display:flex;gap:8px;flex-wrap:wrap}
.cscd-pagination .page-numbers{padding:8px 13px;border:1px solid var(--line);border-radius:8px;color:var(--ink)}
.cscd-pagination .current{background:var(--teal);color:#fff;border-color:var(--teal)}

/* ---------- Research year bar + table ---------- */
.cscd-yearbar{max-width:var(--wrap);margin:0 auto;padding:4px 20px 0;
  display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.cscd-yearbar__label{color:var(--muted);font-size:14px;margin-right:2px}
.cscd-year{padding:4px 11px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--teal-dark);background:var(--teal-050);border:1px solid transparent;
  font-variant-numeric:tabular-nums}
.cscd-year:hover{background:#dceceA;text-decoration:none}
.cscd-year.is-active{background:var(--teal);color:#fff}
.cscd-year--ad{background:#eef1f6;color:#3d5170}
.cscd-year--ad.is-active{background:#3d5170;color:#fff}

.cscd-tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
.cscd-table{width:100%;border-collapse:collapse;font-size:14.5px;min-width:760px}
.cscd-table th,.cscd-table td{padding:12px 14px;text-align:left;vertical-align:top;
  border-bottom:1px solid var(--line)}
.cscd-table thead th{background:var(--bg-soft);font-weight:700;font-size:14px;
  color:var(--ink);white-space:nowrap}
.cscd-table tbody tr:last-child td{border-bottom:0}
.cscd-table tbody tr:hover{background:var(--teal-050)}
.cscd-table td a{font-weight:600}
.cscd-table__num{width:52px;text-align:center;color:var(--muted);
  font-variant-numeric:tabular-nums}
.cscd-table__year{width:110px;font-variant-numeric:tabular-nums;white-space:nowrap}

/* ---------- Footer ---------- */
.cscd-footer{background:var(--teal);color:#fff;margin-top:40px}
.cscd-footer__inner{max-width:var(--wrap);margin:0 auto;padding:36px 20px 24px;
  display:grid;grid-template-columns:2fr 1fr;gap:30px}
.cscd-footer__col strong{display:block;font-size:15.5px;margin-bottom:10px;color:#fff}
.cscd-footer__col p{margin:0 0 8px;font-size:14px;line-height:1.7;color:rgba(255,255,255,.9)}
.cscd-footer__col a{color:#fff;text-decoration:underline}
.cscd-footer__bar{border-top:1px solid rgba(255,255,255,.22);text-align:center;
  padding:14px 20px;font-size:13px;color:rgba(255,255,255,.85)}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .cscd-cards{grid-template-columns:repeat(2,1fr)}
  .cscd-cols{grid-template-columns:1fr}
  .cscd-peace__grid{grid-template-columns:1fr}
  .cscd-stats__grid{gap:12px}
}
@media(max-width:860px){
  /* Primary nav moves into the slide-out panel; the language toggle stays
     visible in the bar so it is never buried behind the ☰ button. */
  .cscd-nav{display:none}
  .cscd-panel__nav{display:block;border-bottom:1px solid rgba(255,255,255,.14);
    margin-bottom:10px;padding-bottom:6px}
  .cscd-brand{flex:1;min-width:0}
  .cscd-langtoggle{margin-left:auto;padding:7px 11px}
}
@media(max-width:720px){
  .cscd-brand__text{display:none}
  .cscd-header__inner{gap:8px;padding:8px 14px}
  .cscd-brand__mark img{height:44px}
  .cscd-langtoggle span{font-size:13px}
}
@media(max-width:560px){
  .cscd-cards{grid-template-columns:1fr}
  .cscd-slide{aspect-ratio:16/10}
  .cscd-stats__inner{padding:28px 14px}
  .cscd-stats__title{font-size:19px}
  .cscd-stats__sub{font-size:13px;margin-bottom:18px}
  .cscd-stats__grid{gap:8px}
  .cscd-stat{padding:14px 6px;border-radius:10px}
  .cscd-stat__label{font-size:12.5px;margin-top:6px}
}