/* ==========================================================================
   โครงการสหวิทยาการเพื่อการพัฒนาท้องถิ่น — ดีไซน์ v2 (เรียบหรู สบายตา ทันสมัย)
   สี: เขียวหมึก (ข้อความ/พื้นท้ายหน้า) + ขาวนวลอมเขียว + ทองจากโลโก้คณะ
   ฟอนต์: Pridi (หัวข้อ) + Anuphan (เนื้อความ)   จุดจำ: เส้นชั้นความสูงแผนที่จางๆ
   ========================================================================== */
:root{
  --ink:#12302b; --ink-2:#34504a; --ink-3:#5f746f;
  --paper:#f4f7f4; --mist:#e4ece7; --white:#fff; --line:#d6e0da;
  --gold:#b8892b; --gold-d:#8c6416; --gold-l:#f1e4bf; --rose:#a3302f;
  --serif:'Pridi','Noto Serif Thai',Georgia,serif; --sans:'Anuphan','Noto Sans Thai',system-ui,sans-serif;
  --r-s:10px; --r-m:16px; --r-l:24px;
  --shadow-1:0 1px 2px rgba(18,48,43,.06),0 10px 26px -12px rgba(18,48,43,.16);
  --shadow-2:0 2px 4px rgba(18,48,43,.06),0 30px 56px -24px rgba(18,48,43,.32);
  --wrap:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);font-size:17px;font-weight:400;line-height:1.8;color:#1f3732;background:var(--paper);display:flex;flex-direction:column;min-height:100vh;-webkit-font-smoothing:antialiased}
main{flex:1 0 auto}
img{max-width:100%;height:auto}
a{color:var(--gold-d);text-underline-offset:3px}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:6px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:10px 18px;z-index:100;border-radius:0 0 var(--r-s) 0}
.skip:focus{left:0}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);font-weight:500;text-wrap:balance}
.muted{color:var(--ink-3)}

/* ---------- ส่วนหัว ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid var(--line);transition:box-shadow .25s}
.site-header.scrolled{box-shadow:0 10px 30px -18px rgba(18,48,43,.45)}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:84px}
.logo{flex:none}
.logo img{display:block;height:54px;width:auto}
.main-nav{display:flex;align-items:center;gap:14px}
.menu,.submenu{list-style:none;margin:0;padding:0}
.menu{display:flex;gap:2px}
.menu>li{position:relative}
.menu-link{display:block;font:inherit;font-size:.96rem;font-weight:500;color:var(--ink);text-decoration:none;background:none;border:0;cursor:pointer;padding:9px 14px;border-radius:999px;white-space:nowrap;transition:background .15s,color .15s}
.menu-link:hover,.has-child.show>.menu-link{background:var(--mist);color:var(--ink)}
.has-child>.menu-link::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:.58em;margin-left:7px;vertical-align:middle;color:var(--gold-d)}
.submenu{display:none;position:absolute;left:0;top:calc(100% + 8px);min-width:290px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-m);padding:8px;box-shadow:var(--shadow-2)}
.submenu::before{content:"";position:absolute;left:0;right:0;top:-10px;height:10px}
.submenu .submenu{left:calc(100% + 6px);top:-9px}
.submenu li{position:relative}
.submenu .menu-link{white-space:normal;width:100%;text-align:left;border-radius:var(--r-s);font-weight:400}
.submenu .menu-link:hover{background:var(--mist)}
.submenu .has-child>.menu-link::after{content:"\f054";float:right;margin-top:7px}
.has-child.show>.submenu{display:block}
.search{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;background:var(--white);transition:border-color .15s,box-shadow .15s}
.search:focus-within{border-color:var(--gold);box-shadow:0 0 0 3px var(--gold-l)}
.search input{border:0;padding:8px 6px 8px 16px;font:inherit;font-size:.92rem;width:140px;background:transparent;color:var(--ink)}
.search input:focus{outline:0}
.search button{border:0;background:transparent;color:var(--ink);padding:0 15px;cursor:pointer}
.search button:hover{color:var(--gold-d)}
.burger{display:none;background:none;border:0;padding:10px;cursor:pointer}
.burger span{display:block;width:26px;height:2px;margin:6px 0;background:var(--ink);border-radius:2px}

/* ---------- สไลด์แบนเนอร์ (กรอบมุมมนในขอบหน้า) ---------- */
.stage{padding:30px 0 0}
.hero{position:relative;border-radius:var(--r-l);overflow:hidden;background:#0f2622;box-shadow:var(--shadow-2)}
.slide{display:none}
.slide.on{display:block;animation:fade .8s ease}
.slide img{display:block;width:100%;aspect-ratio:2400/780;object-fit:cover}
@keyframes fade{from{opacity:.15}to{opacity:1}}
.arrow{position:absolute;top:50%;transform:translateY(-60%);width:46px;height:46px;border-radius:50%;border:0;background:rgba(255,255,255,.88);color:var(--ink);cursor:pointer;box-shadow:0 6px 18px -6px rgba(0,0,0,.45);transition:background .15s}
.arrow:hover{background:var(--gold);color:#fff}
.prev{left:18px}.next{right:18px}
.dots{position:absolute;bottom:16px;left:0;right:0;display:flex;justify-content:center;gap:8px}
.dots button{width:9px;height:9px;border-radius:999px;border:0;background:rgba(255,255,255,.6);cursor:pointer;padding:0;transition:width .25s,background .25s}
.dots button.on{width:30px;background:var(--gold)}

/* ---------- แถบลิงก์ด่วน (ลอยทับขอบล่างสไลด์) ---------- */
.dock{position:relative;z-index:3;margin-top:22px;padding-bottom:6px}
.dock-in{display:grid;grid-template-columns:1.4fr 1fr 1fr;background:var(--white);border:1px solid var(--line);border-radius:var(--r-l);box-shadow:var(--shadow-2);overflow:hidden}
.dock-item{display:grid;grid-template-columns:auto 1fr;gap:4px 18px;padding:28px 30px;align-items:start;border-left:1px solid var(--line)}
.dock-item:first-child{border-left:0}
.dock-icon{font-size:30px;line-height:1;color:var(--gold-d);text-decoration:none;padding-top:4px}
.dock-icon .fa-youtube{color:#c4161c}
.dock-icon .fa-facebook-square,.dock-icon .fa-facebook{color:#1877f2}
.dock-body h2{font-size:1.22rem;line-height:1.4;margin:0 0 4px}
.dock-body h2 a{color:var(--ink);text-decoration:none}
.dock-body h2 a:hover{color:var(--gold-d)}
.dock-body p{margin:0 0 14px;font-size:.95rem;line-height:1.7;color:var(--ink-2)}
.dock .red{color:var(--rose);font-weight:500;text-decoration:none}
.go{display:inline-block;font-weight:500;font-size:.95rem;color:var(--ink);text-decoration:none;border-bottom:2px solid var(--gold);padding-bottom:1px;transition:color .15s,border-color .15s}
.go:hover{color:var(--gold-d)}
.dock-item.is-primary{background:linear-gradient(135deg,#12302b 0%,#1b4a41 100%);color:#e6efeb}
.dock-item.is-primary .dock-icon{color:var(--gold)}
.dock-item.is-primary h2 a{color:#fff}
.dock-item.is-primary p{color:#c9d9d3}
.dock-item.is-primary .red{color:var(--gold-l)}
.dock-item.is-primary .go{color:#fff;border-color:var(--gold)}
.dock-item.is-primary .go:hover{color:var(--gold-l)}

/* ---------- ข้อความแนะนำ + วิดีโอ (มีเส้นชั้นความสูงจางๆ เป็นจุดจำ) ---------- */
.intro{position:relative;overflow:hidden;padding:104px 0 96px}
.intro::before{content:"";position:absolute;inset:0;background:url('../img/contours.svg') center/cover no-repeat;opacity:.2;pointer-events:none}
.intro-grid{position:relative;display:grid;grid-template-columns:5fr 6fr;gap:clamp(36px,6vw,88px);align-items:center}
.intro-text h2{font-size:clamp(2.1rem,3.9vw,3.3rem);line-height:1.28;margin:0 0 22px;font-weight:500}
.intro-text p{max-width:52ch;margin:0 0 22px;color:var(--ink-2);font-size:1.04rem}
.fbline a{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);border:1px solid var(--line);background:rgba(255,255,255,.7);border-radius:999px;padding:8px 18px 8px 14px;transition:border-color .15s,box-shadow .15s}
.fbline a:hover{border-color:var(--gold);box-shadow:0 0 0 3px var(--gold-l)}
.fbline i{color:#1877f2;font-size:1.3rem}
.video{position:relative;aspect-ratio:16/9;background:#0f2622;border-radius:var(--r-l);overflow:hidden;box-shadow:0 0 0 10px rgba(255,255,255,.85),var(--shadow-2)}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* ---------- ประกาศ + ภาพกิจกรรม ---------- */
.news{padding:92px 0 96px}
.bg-news{background:linear-gradient(rgba(244,247,244,.9),rgba(244,247,244,.9)),var(--nbg,url('../../uploads/background/news-bg.webp')) center/cover no-repeat}
.news-grid{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start}
.panel{background:var(--white);border:1px solid var(--line);border-radius:var(--r-l);padding:38px 42px 34px;box-shadow:var(--shadow-1)}
.panel h3{font-size:1.55rem;line-height:1.35;margin:0 0 22px;padding-bottom:18px;position:relative;border-bottom:1px solid var(--line)}
.panel h3::after{content:"";position:absolute;left:0;bottom:-1px;width:56px;height:3px;border-radius:2px;background:var(--gold)}
.anns{list-style:none;margin:0;padding:0}
.anns li+li{border-top:1px solid var(--line)}
.anns a{display:grid;grid-template-columns:128px 1fr;gap:18px;padding:17px 6px;text-decoration:none;color:var(--ink);border-radius:var(--r-s);transition:background .15s}
.anns a:hover{background:var(--paper)}
.anns .d{font-size:.86rem;color:var(--ink-3);padding-top:3px}
.anns .t{font-weight:500;line-height:1.6}
.anns a:hover .t{color:var(--gold-d)}
.act+.act{margin-top:28px;padding-top:26px;border-top:1px solid var(--line)}
.act-img{display:block;overflow:hidden;border-radius:var(--r-m)}
.act-img img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;transition:transform .5s ease}
.act-img:hover img{transform:scale(1.035)}
.act h4{font-size:1.15rem;line-height:1.5;margin:16px 0 4px}
.act h4 a{color:var(--ink);text-decoration:none}
.act h4 a:hover{color:var(--gold-d)}
.meta{font-size:.86rem;color:var(--ink-3);margin:0 0 8px}
.meta span+span{margin-left:16px}
.act-text{margin:0;font-size:.95rem;color:var(--ink-2)}

/* ---------- บทความ / เอกสาร (3 ช่องคั่นด้วยเส้น ไม่ใช่การ์ด) ---------- */
.articles{padding:84px 0 12px}
.topics{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.topic{padding:40px 36px 40px;border-left:1px solid var(--line);transition:background .2s}
.topic:first-child{border-left:0;padding-left:8px}
.topic:last-child{padding-right:8px}
.topic:hover{background:rgba(255,255,255,.6)}
.topic-icon{display:inline-block;font-size:30px;line-height:1;color:var(--gold-d);text-decoration:none;margin-bottom:18px}
.topic h2{font-size:1.4rem;line-height:1.4;margin:0 0 8px}
.topic h2 a{color:var(--ink);text-decoration:none}
.topic h2 a:hover{color:var(--gold-d)}
.topic p{margin:0 0 18px;color:var(--ink-2);font-size:.97rem}

/* ---------- หน่วยงานที่เกี่ยวข้อง ---------- */
.related{padding:72px 0 104px}
.related h1{font-size:1.5rem;margin:0 0 26px}
.logos{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.logos a{display:flex;align-items:center;justify-content:center;height:128px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-m);padding:18px;transition:box-shadow .2s,border-color .2s}
.logos a:hover{border-color:var(--gold);box-shadow:var(--shadow-1)}
.logos img{max-height:92px;object-fit:contain}

/* ---------- ท้ายหน้า ---------- */
.site-footer{position:relative;overflow:hidden;background:var(--ink);color:#d7e4de;padding:70px 0 66px;border-top:3px solid var(--gold)}
.site-footer::before{content:"";position:absolute;inset:0;background:url('../img/contours-light.svg') right center/cover no-repeat;opacity:.13;pointer-events:none}
.site-footer .wrap{position:relative}
.site-footer p{margin:0;max-width:56ch;line-height:2.05;font-size:1rem}
.site-footer p::first-line{font-family:var(--serif);font-size:1.4rem;color:#fff;line-height:2}
.totop{position:fixed;right:20px;bottom:20px;width:46px;height:46px;border-radius:50%;background:var(--white);color:var(--ink);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;text-decoration:none;opacity:0;pointer-events:none;transition:opacity .2s;z-index:60;box-shadow:var(--shadow-1)}
.totop.show{opacity:1;pointer-events:auto}
.totop:hover{background:var(--gold);color:#fff;border-color:var(--gold)}

/* ---------- หน้าเนื้อหาข้างใน ---------- */
.page-wrap{padding:58px 0 110px}
.content-card{max-width:920px;margin:0 auto;background:var(--white);border:1px solid var(--line);border-radius:var(--r-l);padding:58px clamp(28px,6vw,72px) 64px;box-shadow:var(--shadow-1)}
.crumbs{font-size:.88rem;color:var(--ink-3);margin-bottom:14px}
.crumbs a{color:var(--ink-3)}
.crumbs a:hover{color:var(--gold-d)}
.page-title{font-size:clamp(1.8rem,3.3vw,2.65rem);line-height:1.32;margin:0 0 10px;padding-bottom:20px;position:relative}
.page-title::after{content:"";position:absolute;left:0;bottom:0;width:64px;height:3px;border-radius:2px;background:var(--gold)}
.content-card .meta{margin:18px 0 26px}
.content{overflow-wrap:anywhere;font-size:1.03rem;line-height:1.95}
.content p{max-width:78ch}
.content h2,.content h3{margin:1.6em 0 .5em}
.content img{height:auto;border-radius:var(--r-s)}
.content a[href$=".pdf"]::before,.content a[href*=".pdf?"]::before{content:"\f1c1";font-family:"Font Awesome 6 Free";font-weight:900;color:#c4161c;margin-right:.45em}
.content table{border-collapse:collapse;max-width:100%;display:block;overflow-x:auto}
.content td,.content th{border:1px solid var(--line);padding:8px 12px;vertical-align:top}
.content iframe,.content embed,.content object{max-width:100%}
.content iframe[src*=".pdf"],.content object,.content embed{width:100%;height:80vh;border:1px solid var(--line);border-radius:var(--r-m)}
.article-list{list-style:none;margin:0;padding:0}
.article-list li{border-top:1px solid var(--line)}
.article-list li:last-child{border-bottom:1px solid var(--line)}
.article-list a{display:flex;justify-content:space-between;gap:20px;padding:14px 8px;text-decoration:none;color:var(--ink);border-radius:var(--r-s);transition:background .15s}
.article-list a:hover{background:var(--paper)}
.article-list a:hover .t{color:var(--gold-d)}
.article-list .d{color:var(--ink-3);font-size:.86rem;white-space:nowrap;padding-top:2px}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;margin:18px 0}
.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-m);display:block}
.gallery a{cursor:zoom-in;overflow:hidden;border-radius:var(--r-m);display:block}
.gallery a img{transition:transform .5s ease}
.gallery a:hover img{transform:scale(1.04)}

/* ---------- ดูรูปเต็มจอ (lightbox) ---------- */
.lb{position:fixed;inset:0;z-index:1000;background:rgba(10,28,25,.95);display:none;align-items:center;justify-content:center;padding:56px 72px}
.lb.on{display:flex}
html.lb-open{overflow:hidden}
.lb-fig{margin:0;max-width:100%;max-height:100%;display:flex;flex-direction:column;align-items:center;gap:10px}
.lb-fig img{max-width:100%;max-height:calc(100vh - 150px);object-fit:contain;border-radius:8px;box-shadow:0 8px 40px rgba(0,0,0,.5);background:#000}
.lb-count{color:#d7e4de;font-size:.95rem}
.lb button{position:absolute;border:0;cursor:pointer;color:#fff;background:rgba(255,255,255,.14);width:52px;height:52px;border-radius:50%;font-size:1.3rem;display:flex;align-items:center;justify-content:center}
.lb button:hover{background:var(--gold);color:#fff}
.lb-close{top:14px;right:14px}
.lb-prev{left:14px;top:50%;transform:translateY(-50%)}
.lb-next{right:14px;top:50%;transform:translateY(-50%)}
.lb.single .lb-nav{display:none}

/* ---------- แท็บเล็ต / มือถือ ---------- */
@media (max-width:1339px){
  .burger{display:block}
  .main-nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--white);flex-direction:column;align-items:stretch;padding:14px 24px 24px;max-height:calc(100vh - 90px);overflow:auto;border-top:1px solid var(--line);box-shadow:0 24px 40px -20px rgba(18,48,43,.4)}
  .main-nav.open{display:flex}
  .menu{flex-direction:column}
  .menu-link{width:100%;text-align:left;white-space:normal;border-radius:var(--r-s)}
  .submenu,.submenu .submenu{position:static;box-shadow:none;border:0;min-width:0;padding:0 0 0 16px;background:transparent}
  .submenu::before{display:none}
  .search{align-self:stretch;margin-top:10px}.search input{flex:1;width:auto}
}
@media (max-width:991px){
  .wrap{padding:0 20px}
  .stage{padding-top:20px}
  .hero{border-radius:var(--r-m)}
  .arrow{display:none}
  .dots{position:static;padding:9px 0 11px;background:#0f2622}
  .dock{margin-top:16px}
  .dock-in{grid-template-columns:1fr;border-radius:var(--r-m)}
  .dock-item{border-left:0;border-top:1px solid var(--line);padding:22px 22px}
  .dock-item:first-child{border-top:0}
  .intro{padding:64px 0 60px}
  .intro-grid,.news-grid{grid-template-columns:1fr}
  .video{box-shadow:0 0 0 6px rgba(255,255,255,.85),var(--shadow-2)}
  .news{padding:56px 0 60px}
  .panel{padding:28px 22px 26px}
  .anns a{grid-template-columns:1fr;gap:2px}
  .articles{padding-top:56px}
  .topics{grid-template-columns:1fr}
  .topic,.topic:first-child,.topic:last-child{border-left:0;border-top:1px solid var(--line);padding:28px 4px}
  .topic:first-child{border-top:0}
  .related{padding:48px 0 64px}
  .logos{grid-template-columns:repeat(2,1fr)}
  .site-footer{padding:52px 0 48px}
  .page-wrap{padding:30px 0 64px}
  .content-card{border-radius:var(--r-m);padding:34px 22px 40px}
  .article-list a{flex-direction:column;gap:2px}
  .lb{padding:56px 8px 20px}.lb-nav{width:44px;height:44px;top:auto!important;bottom:14px;transform:none!important}.lb-prev{left:14px}.lb-next{right:14px}.lb-fig img{max-height:calc(100vh - 170px)}
}
@media (max-width:480px){body{font-size:16px}.logo img{height:44px}.header-in{min-height:72px}.logos a{height:108px;padding:12px}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
/* ปุ่ม Click ชิดล่างเสมอ ให้แนวเท่ากันทุกช่อง */
.topic{display:flex;flex-direction:column;align-items:flex-start}
.topic .go{margin-top:auto}
.dock-body{display:flex;flex-direction:column;align-items:flex-start;height:100%}
.dock-body .go{margin-top:auto}

/* ---------- โลโก้คณะ: ตราทองบนพื้นเขียวเข้มที่ท้ายหน้า + ลายน้ำจางๆ ในส่วนแนะนำ ---------- */
.foot-in{display:flex;align-items:center;justify-content:space-between;gap:40px}
.foot-emblem{flex:none;width:clamp(200px,24vw,300px);aspect-ratio:1/.8;background:url('../img/faculty-logo.webp') 50% 38%/100% auto no-repeat;opacity:.96}
@media (max-width:991px){
  .foot-in{flex-direction:column;align-items:flex-start;gap:26px}
  .foot-emblem{width:190px}
  .site-footer p::first-line{font-size:1.15rem}
}

/* ตราโลโก้คณะเหนือหัวข้อแนะนำ */
.crest{width:200px;aspect-ratio:1/.8;background:url('../img/faculty-logo.webp') 50% 40%/100% auto no-repeat;margin:-6px 0 8px -10px}
@media (max-width:991px){.crest{width:160px}}

/* ---------- บทความ / เอกสาร: แถบเขียวหมอก + ช่องขาวมีน้ำหนัก (ปรับให้ไม่เรียบเกินไป) ---------- */
.articles{position:relative;overflow:hidden;padding:76px 0 80px;background:linear-gradient(180deg,var(--mist) 0%,#dfe9e3 100%);border-top:1px solid var(--line)}
.articles::before{content:"";position:absolute;inset:0;background:url('../img/contours.svg') 20% center/cover no-repeat;opacity:.16;pointer-events:none}
.articles .wrap{position:relative}
.topics{gap:22px;border:0;grid-template-columns:repeat(3,1fr)}
.topic,.topic:first-child,.topic:last-child{position:relative;overflow:hidden;background:var(--white);border:1px solid var(--line);border-radius:22px;padding:36px 34px 32px;box-shadow:var(--shadow-1);transition:transform .25s ease,box-shadow .25s ease}
.topic::before{content:"";position:absolute;left:0;top:0;height:4px;width:64px;background:var(--gold);border-radius:0 0 4px 0;transition:width .35s ease}
.topic:hover{background:var(--white);transform:translateY(-5px);box-shadow:var(--shadow-2)}
.topic:hover::before{width:100%}
.topic-icon{display:inline-flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:18px;background:var(--gold-l);color:var(--gold-d);font-size:26px;margin-bottom:22px}
.topic h2{font-size:1.5rem;margin:0 0 10px}
.topic p{font-size:1rem;margin:0 0 26px;min-height:3.4em}
.topic .go{display:inline-block;background:var(--ink);color:#fff;border:0;border-radius:999px;padding:9px 26px;font-weight:500;transition:background .2s,color .2s}
.topic .go:hover{background:var(--gold);color:var(--ink)}
@media (max-width:991px){
  .articles{padding:52px 0 56px}
  .topics{grid-template-columns:1fr;gap:16px}
  .topic,.topic:first-child,.topic:last-child{padding:28px 24px 26px}
  .topic p{min-height:0}
}
/* ไอคอนใหญ่จางๆ เป็นลายน้ำมุมล่างขวาของแต่ละช่อง */
.topic-ghost{position:absolute;right:-12px;bottom:-26px;font-size:150px;line-height:1;color:var(--gold-d);opacity:.075;pointer-events:none;transform:rotate(-8deg);transition:opacity .35s ease,transform .45s ease;z-index:0}
.topic:hover .topic-ghost{opacity:.14;transform:rotate(0) scale(1.06)}
.topic>*:not(.topic-ghost){position:relative;z-index:1}
.topic::before{z-index:2}
@media (max-width:991px){.topic-ghost{font-size:120px}}

/* ---------- ส่วนหัวขนาดใหญ่ขึ้น: โลโก้/เมนูโตตามความกว้างจอ (วัดแล้วไม่ล้น) ---------- */
.header-in{min-height:96px}
.logo img{height:62px}
.menu{gap:0}
.menu-link{font-size:.98rem;padding:10px 10px}
.search input{width:110px;font-size:.95rem;padding:10px 4px 10px 16px}
.search button{padding:0 15px}
@media (min-width:1340px) and (max-width:1439px){   /* โน้ตบุ๊กจอ ~1366: เมนูยาวมาก จึงกระชับกว่าจอใหญ่ */
  .logo img{height:58px}
  .menu-link{font-size:.93rem;padding:9px 8px}
  .search input{width:88px;font-size:.92rem}
  .search button{padding:0 13px}
}
@media (min-width:1440px){
  .site-header .wrap{max-width:1420px}
  .header-in{min-height:106px}
  .logo img{height:78px}
  .menu-link{font-size:1.04rem;padding:11px 11px}
  .search input{width:120px}
}
@media (min-width:1700px){
  .site-header .wrap{max-width:1600px}
  .header-in{min-height:114px}
  .logo img{height:88px}
  .menu-link{font-size:1.1rem;padding:12px 13px}
  .search input{width:140px;font-size:1rem}
}
@media (max-width:1339px){.logo img{height:58px}.header-in{min-height:84px}}
@media (max-width:480px){.logo img{height:50px}.header-in{min-height:76px}}
/* เนื้อหาหลักกว้างขึ้นบนจอใหญ่ให้สมดุลกับส่วนหัวที่ใหญ่ขึ้น */
@media (min-width:1440px){:root{--wrap:1280px}}
@media (min-width:1700px){:root{--wrap:1380px}}

/* โลโก้หน่วยงานที่เกี่ยวข้อง: ใหญ่ขึ้น */
.logos{gap:18px}
.logos a{height:176px;padding:10px 12px}
.logos img{max-height:150px;width:100%;object-fit:contain}
@media (max-width:991px){.logos a{height:140px;padding:8px 10px}.logos img{max-height:116px}}
@media (max-width:480px){.logos a{height:124px}.logos img{max-height:104px}}

/* โลโก้ส่วนหัว: ให้พื้นขาวของไฟล์กลืนกับพื้นหลังส่วนหัว ไม่เห็นเป็นกรอบสี่เหลี่ยม */
.site-header{background:#fff;backdrop-filter:none}
.logo img{mix-blend-mode:multiply;background:transparent}

/* ---------- กล่อง PDF ---------- */
.pdfbox{margin:24px 0;border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;background:var(--white);max-width:100%}
.pdfbox-head{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:14px 18px;background:var(--mist)}
.pdfbox-head>i{font-size:30px;color:#c4161c;flex:none}
.pdfbox-name{flex:1 1 220px;min-width:0;display:flex;flex-direction:column;line-height:1.4}
.pdfbox-name b{font-family:var(--serif);font-weight:500;color:var(--ink);overflow-wrap:anywhere}
.pdfbox-name small{color:var(--ink-3);font-size:.85rem}
.content .pdfbox a::before{content:none!important}
.pdf-btn{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;border:1px solid var(--ink);border-radius:999px;background:var(--white);color:var(--ink);font-weight:500;font-size:.92rem;text-decoration:none;transition:background .15s,color .15s}
.pdf-btn:hover{background:var(--ink);color:#fff}
.pdf-btn.main{background:var(--gold);border-color:var(--gold);color:#fff}
.pdf-btn.main:hover{background:var(--gold-d);border-color:var(--gold-d)}
.content .pdfbox-view,.pdfbox-view{display:block;width:100%;height:clamp(480px,78vh,820px);border:0;border-top:1px solid var(--line);border-radius:0;background:#525659}
@media (max-width:760px){.pdfbox-view{display:none}.pdfbox-head{padding:14px}.pdf-btn{flex:1 1 150px;justify-content:center}}

/* ---------- หน้ารวมภาพกิจกรรม /gallery + ปุ่มดูทั้งหมด ---------- */
.acts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:26px}
.acts-grid .act+.act{margin:0;padding:0;border:0}
.acts-grid .act h3{font-size:1.1rem;line-height:1.5;margin:14px 0 4px}
.acts-grid .act h3 a{color:var(--ink);text-decoration:none}
.acts-grid .act h3 a:hover{color:var(--gold-d)}
.more{margin:26px 0 0}
.btn-more{display:inline-flex;align-items:center;gap:12px;padding:10px 26px;border:1px solid var(--ink);border-radius:999px;background:var(--white);color:var(--ink);font-weight:500;text-decoration:none;transition:background .15s,color .15s}
.btn-more i{color:var(--gold-d);transition:transform .2s,color .15s}
.btn-more:hover{background:var(--ink);color:#fff}
.btn-more:hover i{color:var(--gold-l);transform:translateX(4px)}
.pager{display:flex;gap:8px;flex-wrap:wrap;margin:34px 0 0}
.pager a{min-width:44px;height:44px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:999px;background:var(--white);color:var(--ink);text-decoration:none;font-weight:500}
.pager a.on,.pager a:hover{background:var(--ink);border-color:var(--ink);color:#fff}
@media (max-width:980px){.acts-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.acts-grid{grid-template-columns:1fr}}

/* ---------- บล็อกที่ผู้ดูแลแทรกเองบนหน้าแรก ---------- */
.hblock{padding:56px 0}
.hb-title{font-size:clamp(1.5rem,2.6vw,2rem);line-height:1.35;margin:0 0 24px;padding-bottom:14px;position:relative}
.hb-title::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:3px;border-radius:2px;background:var(--gold)}
.hb-text .content{background:var(--white);border:1px solid var(--line);border-radius:var(--r-l);padding:34px clamp(22px,4vw,48px);box-shadow:var(--shadow-1)}
.hblock .video.hb-video{max-width:880px;margin:0 auto}
.hb-caption{max-width:880px;margin:18px auto 0;color:var(--ink-2);text-align:center}
.hb-cards{padding:0}
.hb-banner{display:block;border-radius:var(--r-l);overflow:hidden;box-shadow:var(--shadow-1)}
.hb-banner img{display:block;width:100%;height:auto}
.news-grid.single{grid-template-columns:1fr}
@media (max-width:760px){.hblock{padding:36px 0}}

/* ---------- ป๊อปอัปประกาศ ---------- */
.popup[hidden]{display:none}
.popup{position:fixed;inset:0;z-index:3000;display:flex;align-items:center;justify-content:center;padding:18px;background:rgba(15,27,51,.74);animation:popfade .25s ease}
@keyframes popfade{from{opacity:0}to{opacity:1}}
html.popup-open{overflow:hidden}
.popup-box{position:relative;max-width:100%;max-height:100%;display:flex;flex-direction:column;align-items:center}
.popup-slides{background:#fff;padding:6px;box-shadow:0 30px 70px -20px rgba(0,0,0,.7)}
.popup-slide{margin:0}
.popup-slides{touch-action:pan-y;-webkit-user-select:none;user-select:none}
.popup-slides.multi{cursor:grab}
.popup-slides.multi:active{cursor:grabbing}
.popup-slide img{-webkit-user-drag:none}
.popup-dots i{cursor:pointer}
.popup-slide[hidden]{display:none}
.popup-slide a{display:block}
.popup-slide img{display:block;max-width:min(92vw,880px);max-height:calc(100vh - 110px);width:auto;height:auto;object-fit:contain}
.popup-close{position:absolute;top:-16px;right:-16px;z-index:2;width:44px;height:44px;border-radius:50%;border:3px solid #fff;background:var(--accent);color:#fff;font-size:1.15rem;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px -6px rgba(0,0,0,.6)}
.popup-close:hover{background:var(--accent-d)}
.popup-zoom{position:absolute;top:-16px;left:-16px;z-index:2;width:44px;height:44px;border-radius:50%;border:3px solid #fff;background:var(--deep);color:#fff;font-size:1.05rem;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px -6px rgba(0,0,0,.6)}
.popup-zoom:hover,.popup-zoom.on{background:var(--accent)}
.popup-slide img{cursor:zoom-in}
.popup-slide a img{cursor:pointer}
/* ดูรูปเต็มจอจากป๊อปอัป */
.pv{position:fixed;inset:0;z-index:3100;background:rgba(8,15,30,.97);display:none;align-items:center;justify-content:center;overflow:hidden;touch-action:pan-y}
.pv.on{display:flex}
.pv-stage{width:100%;height:100%;display:flex;align-items:center;justify-content:center;padding:14px}
.pv-stage img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;cursor:zoom-in;-webkit-user-select:none;user-select:none;-webkit-user-drag:none}
.pv.full{display:block;overflow:auto;touch-action:auto}
.pv.full .pv-stage{display:block;width:max-content;height:max-content;padding:0}
.pv.full .pv-stage img{max-width:none;max-height:none;height:auto;cursor:zoom-out}
.pv button{position:fixed;z-index:2;border:2px solid rgba(255,255,255,.75);cursor:pointer;color:#fff;background:rgba(15,27,51,.82);width:52px;height:52px;border-radius:50%;font-size:1.3rem;display:flex;align-items:center;justify-content:center}
.pv button:hover{background:var(--accent)}
.pv-close{top:14px;right:14px}
.pv-nav{top:50%;transform:translateY(-50%)}
.pv-prev{left:14px}
.pv-next{right:14px}
.pv-count{position:fixed;left:0;right:0;bottom:12px;text-align:center;color:#fff;font-size:.95rem;pointer-events:none;text-shadow:0 1px 4px rgba(0,0,0,.8)}
.popup-nav{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border:0;border-radius:50%;background:rgba(15,27,51,.78);color:#fff;font-size:1.1rem;cursor:pointer;z-index:2}
.popup-nav:hover{background:var(--accent)}
.popup-prev{left:-14px}.popup-next{right:-14px}
.popup-dots{display:flex;gap:8px;margin-top:12px}
.popup-dots i{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.5)}
.popup-dots i.on{background:var(--accent-hi)}
@media (max-width:640px){.popup{padding:12px}.popup-close{top:-10px;right:-6px}.popup-zoom{top:-10px;left:-6px}.popup-prev{left:-6px}.popup-next{right:-6px}.popup-slide img{max-width:94vw;max-height:calc(100vh - 100px)}}