/* ================================================================
   HUSOC RRU v3.1 — main.css
   ================================================================ */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@300;400;500;600;700;800&family=Prompt:wght@400;600;700;800&display=swap');

:root{
  --pk:#ec407a;--pk2:#ab47bc;--pk-lt:#fce4ec;--pk-md:#f48fb1;
  --pu:#7e57c2;--pu-lt:#f3e5f5;--pu-md:#ce93d8;
  --tl:#26a69a;--tl-lt:#e0f7fa;--tl-md:#80cbc4;
  --gr:#66bb6a;--gr-lt:#e8f5e9;--gr-md:#a5d6a7;
  --am:#ffa726;--am-lt:#fff8e1;--am-md:#ffe082;
  --bl:#42a5f5;--bl-lt:#e3f2fd;--bl-md:#90caf9;
  --in:#5c6bc0;--in-lt:#e8eaf6;--in-md:#9fa8da;
  --bg:#fafafa;--white:#fff;
  --g50:#f9fafb;--g100:#f3f4f6;--g200:#e5e7eb;
  --g400:#9ca3af;--g500:#6b7280;--g600:#4b5563;
  --g700:#374151;--g800:#1f2937;
  --font:'Noto Sans Thai',sans-serif;
  --font-h:'Prompt',sans-serif;
  --r-sm:8px;--r-md:14px;--r-lg:20px;--r-xl:28px;--r-full:9999px;
  --sh-sm:0 1px 8px rgba(0,0,0,.06);
  --sh-md:0 4px 24px rgba(0,0,0,.09);
  --sh-lg:0 12px 48px rgba(0,0,0,.12);
  --sh-pk:0 8px 24px rgba(236,64,122,.28);
  --grad-pk:linear-gradient(135deg,var(--pk),var(--pk2));
  --grad-nav:linear-gradient(135deg,var(--pk) 0%,var(--pk2) 50%,var(--in) 100%);
  --grad-hero:linear-gradient(135deg,#fce4ec 0%,#e8eaf6 35%,#e0f2f1 65%,#fff8e1 100%);
  --cw:1280px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--g800);font-size:16px;line-height:1.7;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit;transition:color .25s}
ul,ol{list-style:none}
button,input,select,textarea{font-family:var(--font)}
.container{max-width:var(--cw);margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.text-gradient{background:var(--grad-pk);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.glass{background:rgba(255,255,255,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.85);border-radius:var(--r-lg)}
.bg-pk{background:var(--pk-lt)}.bg-pu{background:var(--pu-lt)}.bg-tl{background:var(--tl-lt)}
.bg-gr{background:var(--gr-lt)}.bg-am{background:var(--am-lt)}.bg-bl{background:var(--bl-lt)}.bg-in{background:var(--in-lt)}

@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@keyframes marqueeScroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}
@keyframes shimmer{0%{background-position:-200% 0}100%{background-position:200% 0}}
.anim-float{animation:float 4s ease-in-out infinite}
.anim-float-d1{animation:float 4s 1s ease-in-out infinite}
.anim-float-d2{animation:float 4s 2s ease-in-out infinite}
.anim-pulse{animation:pulse 2s ease-in-out infinite}
.fade-up{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}
.fade-up.d1{transition-delay:.1s}.fade-up.d2{transition-delay:.2s}
.fade-up.d3{transition-delay:.3s}.fade-up.d4{transition-delay:.4s}
.card-hover{transition:transform .35s cubic-bezier(.175,.885,.32,1.275),box-shadow .35s}
.card-hover:hover{transform:translateY(-7px);box-shadow:var(--sh-lg)}

.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:var(--r-full);font-size:14px;font-weight:700;cursor:pointer;border:none;transition:all .3s;font-family:var(--font)}
.btn-pk{background:var(--grad-pk);color:#fff;box-shadow:var(--sh-pk)}
.btn-pk:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(236,64,122,.4);color:#fff}
.btn-outline-pk{border:2px solid var(--pk);color:var(--pk);background:transparent}
.btn-outline-pk:hover{background:var(--pk);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:8px 18px;font-size:13px}

.site-section{padding:80px 0}
.section-header{text-align:center;margin-bottom:48px}
.section-dots{display:flex;align-items:center;gap:6px;justify-content:center;margin-bottom:12px}
.section-dots span{width:8px;height:8px;border-radius:50%;display:inline-block}
.section-title{font-family:var(--font-h);font-size:clamp(22px,4vw,36px);font-weight:800;color:var(--g800);line-height:1.25;margin-bottom:10px}
.section-desc{font-size:14px;color:var(--g500);max-width:560px;margin:0 auto;line-height:1.8}

/* ════ ANNOUNCE BAR ════ */
#announce-bar{background:var(--grad-nav);color:#fff;font-size:13px;font-weight:500;padding:9px 0;overflow:hidden}
.marquee-wrap{overflow:hidden;white-space:nowrap}
.marquee-track{display:inline-block;animation:marqueeScroll 38s linear infinite;white-space:nowrap}
.marquee-track:hover{animation-play-state:paused}
.marquee-sep{margin:0 32px;opacity:.45}

/* ════ TOPBAR ════ */
#topbar{background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--g100);font-size:12px;color:var(--g500);padding:7px 0;display:none}
@media(min-width:768px){#topbar{display:block}}
.topbar-inner{display:flex;justify-content:space-between;align-items:center}
.topbar-contact{display:flex;gap:20px}
.topbar-contact span{display:flex;align-items:center;gap:5px}
.topbar-social{display:flex;gap:8px;align-items:center}
.topbar-social a{width:26px;height:26px;border-radius:50%;background:var(--g100);display:flex;align-items:center;justify-content:center;color:var(--g500);transition:all .25s;font-size:13px}
.topbar-social a:hover{background:var(--pk);color:#fff;transform:scale(1.1)}
.lang-btn{padding:2px 10px;border-radius:var(--r-full);font-size:11px;font-weight:700;cursor:pointer;transition:all .2s;border:none}
.lang-btn.active{background:var(--pk-lt);color:var(--pk)}
.lang-btn:not(.active){background:transparent;color:var(--g400)}

/* ════ HEADER / NAV ════ */
#site-header{background:rgba(255,255,255,.88);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.6);position:sticky;top:0;z-index:300;transition:box-shadow .3s,background .3s}
#site-header.scrolled{background:rgba(255,255,255,.97);box-shadow:var(--sh-md)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.site-logo{display:flex;align-items:center;gap:13px;flex-shrink:0}
.logo-emblem{width:50px;height:50px;border-radius:50%;background:var(--grad-pk);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:17px;color:#fff;box-shadow:var(--sh-pk);flex-shrink:0;overflow:hidden;transition:transform .3s}
.site-logo:hover .logo-emblem{transform:rotate(-5deg) scale(1.06)}
.logo-emblem img{width:100%;height:100%;object-fit:cover;border-radius:50%}
.logo-text .site-name{font-family:var(--font-h);font-size:13.5px;font-weight:700;color:var(--g800);line-height:1.25;display:block}
.logo-text .site-sub{font-size:10.5px;color:var(--g400);display:block;margin-top:1px}
#primary-nav{display:flex;align-items:center;gap:2px}
#primary-nav .menu{display:flex;align-items:center;gap:1px}
#primary-nav .menu>li{position:relative}
#primary-nav .menu>li>a{display:block;padding:9px 12px;font-size:13.5px;font-weight:500;color:var(--g600);border-radius:var(--r-md);transition:all .22s;white-space:nowrap;position:relative}
#primary-nav .menu>li>a::after{content:'';position:absolute;bottom:4px;left:50%;width:0;height:2px;background:var(--pk);border-radius:2px;transition:all .3s;transform:translateX(-50%)}
#primary-nav .menu>li>a:hover,#primary-nav .menu>li.current-menu-item>a{color:var(--pk);background:var(--pk-lt)}
#primary-nav .menu>li>a:hover::after,#primary-nav .menu>li.current-menu-item>a::after{width:calc(100% - 24px)}
#primary-nav .sub-menu{display:none;position:absolute;top:calc(100% + 8px);left:0;background:#fff;border-radius:var(--r-lg);min-width:240px;box-shadow:var(--sh-lg);border:1px solid var(--g100);padding:8px;z-index:400}
#primary-nav .menu>li:hover>.sub-menu{display:block}
#primary-nav .sub-menu.mega{min-width:560px;display:none;grid-template-columns:1fr 1fr;gap:4px 12px;padding:14px}
#primary-nav .menu>li:hover>.sub-menu.mega{display:grid}
#primary-nav .sub-menu li a{display:block;padding:9px 14px;font-size:13px;color:var(--g600);border-radius:var(--r-sm);transition:all .2s}
#primary-nav .sub-menu li a:hover{background:var(--pk-lt);color:var(--pk);padding-left:18px}
.nav-cta{background:var(--grad-pk);color:#fff;padding:9px 20px;border-radius:var(--r-full);font-size:13px;font-weight:700;margin-left:12px;box-shadow:var(--sh-pk);transition:all .25s;white-space:nowrap}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(236,64,122,.42);color:#fff}
.hamburger{display:none;flex-direction:column;gap:5px;padding:8px;background:none;border:none;cursor:pointer}
.hamburger span{display:block;width:22px;height:2px;background:var(--g700);border-radius:2px;transition:.3s}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
#mobile-menu{display:none;position:fixed;inset:0;background:#fff;z-index:999;overflow-y:auto;transform:translateX(110%);transition:transform .35s cubic-bezier(.77,0,.175,1)}
#mobile-menu.open{transform:translateX(0);display:block}
.mmenu-header{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;border-bottom:1px solid var(--g100);position:sticky;top:0;background:#fff;z-index:1}
.mmenu-close{width:36px;height:36px;border-radius:var(--r-md);background:var(--g100);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--g600);font-size:18px;transition:.2s}
.mmenu-close:hover{background:var(--pk-lt);color:var(--pk)}
.mmenu-body{padding:16px 20px 32px}
#mobile-menu .menu{display:flex;flex-direction:column;gap:3px}
#mobile-menu .menu li a{display:block;padding:12px 16px;font-size:14.5px;font-weight:500;color:var(--g700);border-radius:var(--r-md);border:1.5px solid transparent;transition:.2s}
#mobile-menu .menu li a:hover{background:var(--pk-lt);color:var(--pk);border-color:var(--pk-md)}
#mobile-menu .sub-menu{padding-left:16px}
#mobile-menu .sub-menu li a{font-size:13px;padding:8px 14px}
.mmenu-cta{display:block;margin-top:16px;background:var(--grad-pk);color:#fff;text-align:center;padding:13px;border-radius:var(--r-lg);font-size:14.5px;font-weight:700}

/* ════ HERO SLIDER ════ */
#hero-slider{position:relative;overflow:hidden;background:var(--grad-hero)}
.slider-track{display:flex;transition:transform .6s cubic-bezier(.77,0,.175,1)}
.slide{min-width:100%;position:relative;min-height:calc(100vh - 110px);display:flex;align-items:center}
.slide-bg{position:absolute;inset:0;background-size:cover;background-position:center;z-index:0}
.slide-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(252,228,236,.92) 0%,rgba(232,234,246,.88) 50%,rgba(224,242,241,.85) 100%);z-index:1}
.slide-content{position:relative;z-index:2;max-width:var(--cw);margin:0 auto;padding:70px 24px;width:100%}
.slide-inner{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.hero-blob{position:absolute;border-radius:50%;pointer-events:none;z-index:1}
.hero-blob.b1{width:300px;height:300px;top:-50px;left:-70px;background:rgba(236,64,122,.08)}
.hero-blob.b2{width:240px;height:240px;top:30px;right:6%;background:rgba(171,71,188,.08)}
.hero-blob.b3{width:180px;height:180px;bottom:-30px;left:28%;background:rgba(38,166,154,.08)}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.65);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.8);border-radius:var(--r-full);padding:7px 18px;font-size:12px;font-weight:600;color:var(--pk);margin-bottom:18px}
.hero-title{font-family:var(--font-h);font-size:clamp(26px,4.5vw,56px);font-weight:800;color:var(--g800);line-height:1.18;margin-bottom:10px}
.hero-subtitle{font-size:clamp(14px,1.6vw,17px);color:var(--g600);margin-bottom:30px;line-height:1.8;max-width:520px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:36px}
.hero-stats{display:flex;gap:0}
.hero-stat{text-align:center;padding:14px 24px;background:rgba(255,255,255,.6);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.8)}
.hero-stat:first-child{border-radius:var(--r-lg) 0 0 var(--r-lg)}
.hero-stat:last-child{border-radius:0 var(--r-lg) var(--r-lg) 0}
.hero-stat:not(:first-child){border-left:none}
.hero-stat .num{font-family:var(--font-h);font-size:24px;font-weight:800;background:var(--grad-pk);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1}
.hero-stat .lbl{font-size:11px;color:var(--g500);margin-top:3px}
.hero-visual{position:relative;display:flex;justify-content:center;align-items:center}
.hero-card-main{width:280px;height:280px;border-radius:26px;background:linear-gradient(135deg,#fce4ec,#f3e5f5,#e0f2f1);display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-lg);transform:rotate(3deg);transition:transform .5s;cursor:default}
.hero-card-main:hover{transform:rotate(0)}
.hero-card-main-inner{text-align:center;padding:28px}
.hcm-icon{font-size:56px;margin-bottom:10px}.hcm-title{font-family:var(--font-h);font-weight:800;font-size:16px;color:var(--g700);margin-bottom:3px}.hcm-sub{font-size:11px;color:var(--g400)}.hcm-icons{display:flex;justify-content:center;gap:10px;margin-top:14px;font-size:24px}
.hero-float-card{position:absolute;background:rgba(255,255,255,.82);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.9);border-radius:var(--r-lg);padding:11px 15px;box-shadow:var(--sh-md);display:flex;align-items:center;gap:10px}
.hero-float-card.fc1{bottom:-14px;left:-18px}
.hero-float-card.fc2{top:-14px;right:-14px}
.hfc-icon{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:17px;flex-shrink:0}
.hfc-text .hfc-title{font-size:12px;font-weight:700;color:var(--g700)}.hfc-text .hfc-sub{font-size:11px;color:var(--g400)}
.slider-dots{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);display:flex;gap:8px;z-index:10}
.slider-dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer;transition:all .3s;border:none}
.slider-dot.active{background:#fff;width:24px;border-radius:4px}
.slider-prev,.slider-next{position:absolute;top:50%;transform:translateY(-50%);z-index:10;width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.7);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.9);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--g700);transition:all .25s;box-shadow:var(--sh-sm)}
.slider-prev{left:20px}.slider-next{right:20px}
.slider-prev:hover,.slider-next:hover{background:#fff;box-shadow:var(--sh-md);color:var(--pk)}

/* ════ CONGRATS BANNER ════ */
#congrats-banner{background:linear-gradient(135deg,#fff8e1,#fce4ec);border-top:3px solid var(--am);border-bottom:3px solid var(--am-md);padding:18px 0;overflow:hidden}
.congrats-inner{display:flex;align-items:center;gap:20px}
.congrats-label{background:linear-gradient(135deg,var(--am),#ff7043);color:#fff;font-size:12px;font-weight:800;padding:6px 18px;border-radius:var(--r-full);white-space:nowrap;flex-shrink:0;box-shadow:0 4px 12px rgba(255,167,38,.3)}
.congrats-marquee{overflow:hidden;white-space:nowrap;flex:1}
.congrats-track{display:inline-block;animation:marqueeScroll 40s linear infinite;white-space:nowrap}
.congrats-track:hover{animation-play-state:paused}
.congrats-item{display:inline-flex;align-items:center;gap:8px;margin-right:48px;font-size:13.5px;color:var(--g700);font-weight:500}
.congrats-item::before{content:'🎉'}

/* ════ QUICK LINKS ════ */
#quick-links{background:#fff;padding:52px 0}
.ql-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:14px}
.ql-item{display:flex;flex-direction:column;align-items:center;gap:9px;padding:20px 12px;border-radius:var(--r-xl);background:var(--g50);border:1.5px solid var(--g100);transition:all .3s;cursor:pointer;text-align:center}
.ql-item:hover{background:var(--pk-lt);border-color:var(--pk-md);transform:translateY(-4px);box-shadow:var(--sh-md)}
.ql-icon{width:50px;height:50px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;font-size:23px;transition:transform .3s}
.ql-item:hover .ql-icon{transform:scale(1.12) rotate(-3deg)}
.ql-label{font-size:12px;font-weight:600;color:var(--g600)}.ql-sub{font-size:10px;color:var(--g400);margin-top:1px}
.ql-item:hover .ql-label{color:var(--pk)}

/* ════ STATS BAND ════ */
#stats-band{background:var(--grad-pk);padding:52px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);text-align:center}
.stat-item{color:#fff;padding:8px 24px;border-right:1px solid rgba(255,255,255,.22)}
.stat-item:last-child{border-right:none}
.stat-item .num{font-family:var(--font-h);font-size:40px;font-weight:800;line-height:1;margin-bottom:5px}
.stat-item .lbl{font-size:13px;opacity:.85;font-weight:500}

/* ════ ABOUT ════ */
#about{background:#fff}
.about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.about-card{border-radius:var(--r-xl);padding:26px 22px;border:1.5px solid transparent;transition:all .35s}
.about-card:hover{border-color:var(--pk-md);box-shadow:var(--sh-md);transform:translateY(-6px)}
.about-icon{width:50px;height:50px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;font-size:25px;margin-bottom:16px}
.about-card h3{font-size:16px;font-weight:700;color:var(--g800);margin-bottom:8px}
.about-card p{font-size:13.5px;color:var(--g500);line-height:1.75}

/* ════ PROGRAMS ════ */
#programs{background:linear-gradient(180deg,var(--bg) 0%,var(--pu-lt) 100%)}
.prog-tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:36px}
.prog-tab{padding:9px 22px;border-radius:var(--r-full);font-size:13px;font-weight:700;cursor:pointer;border:none;transition:all .25s;font-family:var(--font)}
.prog-tab.active{background:var(--grad-pk);color:#fff;box-shadow:var(--sh-pk)}
.prog-tab:not(.active){background:#fff;color:var(--g600);border:1.5px solid var(--g200)}
.prog-tab:not(.active):hover{background:var(--pk-lt);border-color:var(--pk-md);color:var(--pk)}
.programs-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px}
.program-card{border-radius:var(--r-xl);padding:24px 20px;border:1.5px solid transparent;background:#fff;position:relative;overflow:hidden;transition:all .35s}
.program-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;border-radius:var(--r-xl) var(--r-xl) 0 0}
.program-card.c-pk::before{background:var(--grad-pk)}
.program-card.c-pu::before{background:linear-gradient(90deg,var(--pu),var(--pu-md))}
.program-card.c-tl::before{background:linear-gradient(90deg,var(--tl),var(--tl-md))}
.program-card.c-am::before{background:linear-gradient(90deg,var(--am),var(--am-md))}
.program-card.c-bl::before{background:linear-gradient(90deg,var(--bl),var(--in))}
.program-card:hover{transform:translateY(-7px);box-shadow:var(--sh-lg);border-color:var(--pk-md)}
.prog-icon{width:50px;height:50px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;font-size:25px;margin-bottom:14px;transition:transform .3s}
.program-card:hover .prog-icon{transform:scale(1.1) rotate(-5deg)}
.program-card h3{font-size:14.5px;font-weight:700;color:var(--g800);margin-bottom:6px;line-height:1.4}
.program-card p{font-size:12px;color:var(--g500);line-height:1.6;margin-bottom:12px}
.prog-badge{display:inline-block;font-size:11px;font-weight:700;padding:3px 11px;border-radius:var(--r-full)}
.prog-link{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;font-weight:700;color:var(--pk);margin-top:10px;transition:gap .2s}
.prog-link:hover{gap:9px;color:var(--pk2)}
.prog-link-edit{display:inline-flex;align-items:center;gap:3px;font-size:10.5px;color:var(--g400);border:1px dashed var(--g200);border-radius:4px;padding:2px 7px;cursor:pointer;transition:all .2s}
.prog-link-edit:hover{border-color:var(--pk-md);color:var(--pk);background:var(--pk-lt)}

/* ════ NEWS ════ */
#news{background:#fff}
.news-header{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:36px;flex-wrap:wrap;gap:16px}
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.news-featured{background:#fff;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--sh-sm);border:1.5px solid var(--g100);transition:all .35s;grid-row:span 2}
.news-featured:hover{box-shadow:var(--sh-lg);transform:translateY(-4px)}
.news-thumb{width:100%;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--pk-lt),var(--pu-lt));position:relative}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.news-featured:hover .news-thumb img{transform:scale(1.06)}
.news-thumb-placeholder{display:flex;align-items:center;justify-content:center;height:100%;font-size:52px}
.news-body{padding:22px}
.news-cat{display:inline-block;font-size:11px;font-weight:700;padding:3px 12px;border-radius:var(--r-full);margin-bottom:10px}
.news-body h2,.news-body h3{font-size:15.5px;font-weight:700;color:var(--g800);margin-bottom:7px;line-height:1.5}
.news-body h2 a,.news-body h3 a{color:var(--g800);transition:color .2s}
.news-body h2 a:hover,.news-body h3 a:hover{color:var(--pk)}
.news-body p{font-size:13px;color:var(--g500);line-height:1.7}
.news-meta{display:flex;gap:12px;margin-top:12px;font-size:12px;color:var(--g400);flex-wrap:wrap}
.news-read-more{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;font-weight:700;color:var(--pk);margin-top:10px;transition:gap .2s}
.news-read-more:hover{gap:9px}
.news-card{background:#fff;border-radius:var(--r-lg);padding:15px;box-shadow:var(--sh-sm);border:1.5px solid var(--g100);display:flex;gap:13px;align-items:flex-start;transition:all .3s}
.news-card:hover{box-shadow:var(--sh-md);transform:translateX(4px)}
.news-card-thumb{width:66px;height:66px;border-radius:var(--r-md);background:linear-gradient(135deg,var(--tl-lt),var(--bl-lt));display:flex;align-items:center;justify-content:center;font-size:25px;flex-shrink:0;overflow:hidden}
.news-card-thumb img{width:100%;height:100%;object-fit:cover}
.news-card h4{font-size:13px;font-weight:700;color:var(--g800);margin-bottom:4px;line-height:1.5}
.news-card h4 a{color:var(--g800)}.news-card h4 a:hover{color:var(--pk)}
.news-card .meta{font-size:11px;color:var(--g400)}
.btn-view-all{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:700;color:var(--pk);border:2px solid var(--pk-md);padding:10px 22px;border-radius:var(--r-full);transition:all .25s}
.btn-view-all:hover{background:var(--pk);color:#fff;border-color:var(--pk)}

/* ════ GALLERY ════ */
#gallery{background:var(--bg)}
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(2,200px);gap:14px}
.gallery-item{border-radius:var(--r-lg);overflow:hidden;background:linear-gradient(135deg,var(--pk-lt),var(--pu-lt));position:relative;cursor:pointer;transition:all .35s}
.gallery-item.featured{grid-column:span 2;grid-row:span 2}
.gallery-item:hover{transform:scale(1.02);z-index:2;box-shadow:var(--sh-lg)}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gallery-item:hover img{transform:scale(1.08)}
.gallery-placeholder{display:flex;align-items:center;justify-content:center;height:100%;font-size:36px;color:var(--g400)}
.gallery-item.featured .gallery-placeholder{font-size:60px}
.gallery-overlay{position:absolute;inset:0;background:rgba(31,41,55,0);display:flex;align-items:flex-end;padding:14px;transition:.35s}
.gallery-item:hover .gallery-overlay{background:rgba(31,41,55,.48)}
.gallery-caption{color:#fff;font-size:13px;font-weight:600;opacity:0;transform:translateY(8px);transition:all .35s}
.gallery-item:hover .gallery-caption{opacity:1;transform:translateY(0)}

/* ════ ACADEMIC UNITS ════ */
#academic-units{background:linear-gradient(180deg,var(--in-lt) 0%,var(--pu-lt) 100%)}
.units-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px}
.unit-card{background:#fff;border-radius:var(--r-xl);padding:22px 18px;text-align:center;border:1.5px solid transparent;transition:all .35s;cursor:pointer}
.unit-card:hover{border-color:var(--pk-md);box-shadow:var(--sh-md);transform:translateY(-5px)}
.unit-icon{width:56px;height:56px;border-radius:var(--r-lg);margin:0 auto 14px;display:flex;align-items:center;justify-content:center;font-size:26px;transition:transform .3s}
.unit-card:hover .unit-icon{transform:scale(1.1) rotate(-5deg)}
.unit-card h3{font-size:13.5px;font-weight:700;color:var(--g800);margin-bottom:6px;line-height:1.4}
.unit-card p{font-size:11.5px;color:var(--g400);margin-bottom:10px}
.unit-link{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:700;color:var(--pk);transition:gap .2s}
.unit-link:hover{gap:8px}

/* ════ RESEARCH ════ */
#research{background:linear-gradient(180deg,var(--am-lt) 0%,var(--gr-lt) 100%)}
.research-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.research-card{background:rgba(255,255,255,.75);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.85);border-radius:var(--r-xl);padding:22px;display:flex;gap:15px;align-items:flex-start;transition:all .35s}
.research-card:hover{transform:translateY(-5px);box-shadow:var(--sh-md)}
.research-icon{width:46px;height:46px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;font-size:23px;flex-shrink:0}
.research-card .badge{display:inline-block;font-size:10.5px;font-weight:700;padding:2px 10px;border-radius:var(--r-full);margin-bottom:5px}
.research-card h3{font-size:13px;font-weight:700;color:var(--g800);margin-bottom:3px;line-height:1.5}
.research-card .author{font-size:11.5px;color:var(--g400)}

/* ════ DOWNLOAD CENTER ════ */
#download-center{background:linear-gradient(135deg,var(--am-lt),var(--gr-lt))}
.dl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.dl-card{background:rgba(255,255,255,.8);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.9);border-radius:var(--r-lg);padding:18px;display:flex;gap:14px;align-items:flex-start;transition:all .3s;cursor:pointer}
.dl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md);background:#fff}
.dl-icon{width:44px;height:44px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}
.dl-card h4{font-size:13px;font-weight:700;color:var(--g800);margin-bottom:2px}
.dl-card p{font-size:12px;color:var(--g500)}
.dl-badge{display:inline-block;font-size:10px;font-weight:700;padding:2px 8px;border-radius:var(--r-full);margin-top:5px}

/* ════ ACHIEVEMENTS ════ */
#achievements{background:linear-gradient(135deg,var(--pk-lt) 0%,var(--gr-lt) 100%)}
.ach-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.ach-card{background:rgba(255,255,255,.75);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.85);border-radius:var(--r-xl);padding:22px;display:flex;gap:14px;align-items:flex-start;transition:all .35s}
.ach-card:hover{transform:translateY(-5px);box-shadow:var(--sh-md)}
.ach-icon{font-size:38px;flex-shrink:0}
.ach-year{display:inline-block;font-size:11px;font-weight:700;background:var(--am-lt);color:#92400e;padding:2px 12px;border-radius:var(--r-full);margin-bottom:7px}
.ach-card h3{font-size:13.5px;font-weight:700;color:var(--g800);margin-bottom:3px}
.ach-card p{font-size:12px;color:var(--g500)}

/* ════ CONTACT ════ */
#contact{background:#fff}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact-info h2{font-family:var(--font-h);font-size:clamp(20px,2.5vw,28px);font-weight:800;color:var(--g800);margin-bottom:24px}
.contact-items{display:flex;flex-direction:column;gap:14px}
.ci{display:flex;gap:13px;align-items:flex-start;padding:14px;background:var(--g50);border-radius:var(--r-lg);border:1.5px solid var(--g100);transition:border-color .2s}
.ci:hover{border-color:var(--pk-md)}
.ci-icon{width:40px;height:40px;border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;font-size:19px;flex-shrink:0}
.ci-text h4{font-size:11.5px;font-weight:700;color:var(--g400);text-transform:uppercase;letter-spacing:.5px;margin-bottom:2px}
.ci-text p{font-size:13.5px;color:var(--g700)}
.map-wrap{width:100%;height:200px;border-radius:var(--r-lg);overflow:hidden;border:1.5px solid var(--g100);margin-top:14px}
.map-wrap iframe{width:100%;height:100%;border:none}
.contact-form-wrap{background:linear-gradient(135deg,var(--pk-lt),var(--pu-lt));border-radius:var(--r-xl);padding:32px}
.contact-form-wrap h3{font-family:var(--font-h);font-size:19px;font-weight:800;color:var(--g800);margin-bottom:22px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.form-group{margin-bottom:14px}
.form-group label{display:block;font-size:12px;font-weight:600;color:var(--g600);margin-bottom:5px}
.form-control{width:100%;padding:11px 15px;background:#fff;border:1.5px solid var(--g100);border-radius:var(--r-md);font-size:13.5px;color:var(--g800);outline:none;transition:border-color .2s,box-shadow .2s;font-family:var(--font)}
.form-control:focus{border-color:var(--pk);box-shadow:0 0 0 3px rgba(236,64,122,.1)}
.form-control::placeholder{color:var(--g400)}
textarea.form-control{resize:vertical;min-height:100px}
.form-notice{padding:11px 15px;border-radius:var(--r-md);font-size:13px;font-weight:500;margin-top:8px;display:none}
.form-notice.success{background:var(--gr-lt);color:#166534;border:1.5px solid var(--gr-md)}
.form-notice.error{background:#fef2f2;color:#991b1b;border:1.5px solid #fca5a5}

/* ════ FOOTER ════ */
#site-footer{background:linear-gradient(160deg,#1f2937 0%,#374151 100%);color:rgba(255,255,255,.75);padding:64px 0 28px;position:relative}
#site-footer::before{content:'';position:absolute;top:-40px;left:0;right:0;height:40px;background:url("data:image/svg+xml,%3Csvg viewBox='0 0 1440 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 40V20C240 0 480 35 720 20S1200 0 1440 20V40Z' fill='%23374151'/%3E%3C/svg%3E") no-repeat center;background-size:cover}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:44px;margin-bottom:48px}
.footer-brand .f-emblem{width:48px;height:48px;border-radius:50%;background:var(--grad-pk);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;color:#fff;margin-bottom:12px;overflow:hidden}
.footer-brand .f-emblem img{width:100%;height:100%;object-fit:cover;border-radius:50%}
.footer-brand .f-name{font-size:13.5px;font-weight:700;color:#fff;margin-bottom:2px}
.footer-brand .f-uni{font-size:11.5px;color:rgba(255,255,255,.45)}
.footer-brand .f-desc{font-size:12.5px;color:rgba(255,255,255,.55);line-height:1.75;margin-top:9px;max-width:240px}
.footer-social{display:flex;gap:9px;margin-top:16px}
.footer-social a{width:32px;height:32px;border-radius:var(--r-md);background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.65);transition:all .25s;font-size:14px}
.footer-social a:hover{background:var(--pk);color:#fff;transform:translateY(-2px)}
.footer-col h4{font-size:11.5px;font-weight:700;color:rgba(255,255,255,.4);text-transform:uppercase;letter-spacing:.7px;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col ul li a{font-size:13px;color:rgba(255,255,255,.65);transition:color .2s;display:flex;align-items:center;gap:6px}
.footer-col ul li a:hover{color:#fff}
.footer-col ul li a::before{content:'›';color:var(--pk);font-weight:700;font-size:14px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.footer-bottom p{font-size:12px;color:rgba(255,255,255,.4)}
.footer-bottom .heart{color:var(--pk)}

/* ════ BACK TO TOP ════ */
#back-top{position:fixed;bottom:28px;right:24px;width:44px;height:44px;border-radius:50%;background:var(--grad-pk);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-pk);z-index:100;opacity:0;pointer-events:none;transition:all .3s;font-size:18px}
#back-top.show{opacity:1;pointer-events:auto}
#back-top:hover{transform:translateY(-3px) scale(1.1)}

/* ════ BREADCRUMB ════ */
.breadcrumb{background:var(--g50);border-bottom:1px solid var(--g100);padding:10px 0}
.breadcrumb ul{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--g400)}
.breadcrumb ul li+li::before{content:'/';margin-right:6px}
.breadcrumb ul li a{color:var(--pk)}
.breadcrumb ul li a:hover{text-decoration:underline}

/* ════ ENTRY CONTENT ════ */
.entry-content h1,.entry-content h2,.entry-content h3{font-family:var(--font-h);font-weight:700;color:var(--g800);margin:1.5em 0 .7em;line-height:1.3}
.entry-content p{margin-bottom:1em;color:var(--g600);font-size:15px;line-height:1.8}
.entry-content ul,.entry-content ol{padding-left:1.5em;margin-bottom:1em}
.entry-content a{color:var(--pk);text-decoration:underline}
.entry-content img{border-radius:var(--r-lg);margin:1em 0}
.entry-content blockquote{border-left:4px solid var(--pk);padding:12px 20px;margin:1.5em 0;background:var(--pk-lt);border-radius:0 var(--r-md) var(--r-md) 0;font-style:italic;color:var(--g600)}
.alignleft{float:left;margin:0 24px 16px 0}
.alignright{float:right;margin:0 0 16px 24px}
.aligncenter{display:block;margin:0 auto 16px}
.pagination,.nav-links{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:40px}
.page-numbers,.nav-links a,.nav-links span{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 12px;border-radius:var(--r-md);font-size:13px;font-weight:600;border:1.5px solid var(--g200);color:var(--g600);transition:all .2s}
.page-numbers.current,.nav-links .current{background:var(--pk);color:#fff;border-color:var(--pk)}
.page-numbers:hover:not(.current),.nav-links a:hover{background:var(--pk-lt);border-color:var(--pk-md);color:var(--pk)}
.widget{background:var(--g50);border:1.5px solid var(--g100);border-radius:var(--r-xl);padding:22px;margin-bottom:18px}
.widget-title{font-size:14.5px;font-weight:700;color:var(--g800);margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid var(--pk-lt)}
.widget ul{display:flex;flex-direction:column;gap:9px}
.widget ul li a{font-size:13px;color:var(--g600);transition:color .2s;display:flex;align-items:center;gap:5px}
.widget ul li a::before{content:'›';color:var(--pk);font-weight:700}
.widget ul li a:hover{color:var(--pk)}

/* ════ ADMIN BAR OFFSET ════ */
.admin-bar #site-header{top:32px}
@media(max-width:782px){.admin-bar #site-header{top:46px}}

/* ══════════════════════════════════════════════════
   LIVE EDIT SYSTEM — ระบบแก้ไขหัวข้อ/Section
   ══════════════════════════════════════════════════ */

/* แถบ Live Edit ด้านบน */
#husoc-edit-bar{
  position:fixed;bottom:0;left:0;right:0;z-index:9000;
  background:linear-gradient(135deg,#1e293b,#0f172a);
  color:#fff;font-size:13px;
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 20px;
  box-shadow:0 -4px 20px rgba(0,0,0,.35);
  font-family:var(--font);
}
.admin-bar #husoc-edit-bar{bottom:0}
.edit-bar-left{display:flex;align-items:center;gap:10px;font-weight:600}
.edit-bar-dot{width:8px;height:8px;background:#ec407a;border-radius:50%;animation:pulse 1.5s ease-in-out infinite}
.edit-bar-actions{display:flex;gap:8px;flex-wrap:wrap}
.ebar-btn{
  padding:6px 14px;border-radius:99px;font-size:12px;font-weight:700;
  cursor:pointer;border:1.5px solid rgba(255,255,255,.3);
  background:transparent;color:#fff;transition:all .2s;
  font-family:var(--font);white-space:nowrap;
}
.ebar-btn:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.6)}
.ebar-btn.active{background:rgba(236,64,122,.3);border-color:#ec407a;color:#fce4ec}
.ebar-btn.save{background:#ec407a;border-color:#ec407a;color:#fff}
.ebar-btn.save:hover{background:#c2185b;transform:scale(1.05)}
.ebar-saved{font-size:11px;color:#4ade80;font-weight:700;display:none;align-items:center;gap:5px}
.ebar-saved.show{display:flex}

/* Editable element styles */
.husoc-editable{
  position:relative;cursor:pointer;
  outline:2px dashed transparent;
  outline-offset:4px;
  border-radius:4px;
  transition:outline-color .2s;
}
.husoc-editable:hover{
  outline-color:rgba(236,64,122,.5);
}
.husoc-editable.editing{
  outline:2px solid #ec407a;
  background:rgba(252,228,236,.15);
}
.husoc-edit-hint{
  position:absolute;top:-24px;left:0;z-index:1000;
  background:#ec407a;color:#fff;
  font-size:10px;font-weight:700;
  padding:2px 8px;border-radius:4px;
  white-space:nowrap;pointer-events:none;
  opacity:0;transition:opacity .2s;
  font-family:var(--font);
}
.husoc-editable:hover .husoc-edit-hint{opacity:1}

/* Edit Inline Popup */
.husoc-inline-editor{
  position:fixed;z-index:9999;
  background:#fff;border-radius:14px;
  padding:20px;width:400px;max-width:90vw;
  box-shadow:0 20px 60px rgba(0,0,0,.2);
  border:1.5px solid var(--g100);
  font-family:var(--font);
}
.hie-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.hie-title{font-size:14px;font-weight:700;color:var(--g800)}
.hie-close{width:28px;height:28px;border-radius:50%;background:var(--g100);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--g600);font-size:16px;transition:.2s}
.hie-close:hover{background:var(--pk-lt);color:var(--pk)}
.hie-field{margin-bottom:12px}
.hie-field label{display:block;font-size:11.5px;font-weight:600;color:var(--g500);margin-bottom:5px}
.hie-field input,.hie-field textarea{
  width:100%;padding:9px 12px;
  border:1.5px solid var(--g200);border-radius:8px;
  font-size:13.5px;color:var(--g800);outline:none;
  transition:border-color .2s;font-family:var(--font);
}
.hie-field input:focus,.hie-field textarea:focus{border-color:var(--pk);box-shadow:0 0 0 3px rgba(236,64,122,.08)}
.hie-field textarea{resize:vertical;min-height:70px}
.hie-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:14px}
.hie-cancel{background:var(--g100);color:var(--g600);border:none;border-radius:8px;padding:8px 18px;font-size:12.5px;font-weight:600;cursor:pointer;font-family:var(--font)}
.hie-save{background:var(--grad-pk);color:#fff;border:none;border-radius:8px;padding:8px 18px;font-size:12.5px;font-weight:700;cursor:pointer;font-family:var(--font);box-shadow:var(--sh-pk)}
.hie-save:hover{transform:scale(1.03)}

/* Section edit mode highlight */
.section-editable-wrap{position:relative}
.section-edit-btn{
  position:absolute;top:12px;right:12px;z-index:100;
  background:var(--grad-pk);color:#fff;
  border:none;border-radius:99px;
  padding:6px 14px;font-size:11.5px;font-weight:700;
  cursor:pointer;box-shadow:var(--sh-pk);
  display:none;align-items:center;gap:5px;
  transition:all .2s;font-family:var(--font);
}
.section-edit-btn:hover{transform:scale(1.05)}
body.husoc-edit-mode .section-edit-btn{display:inline-flex}
body.husoc-edit-mode .section-editable-wrap{
  outline:1.5px dashed rgba(236,64,122,.3);
  outline-offset:8px;border-radius:8px;
}
body.husoc-edit-mode .section-editable-wrap:hover{
  outline-color:rgba(236,64,122,.6);
}

/* ════ RESPONSIVE ════ */
@media(max-width:1200px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:1024px){.about-grid{grid-template-columns:1fr 1fr}.research-grid,.ach-grid{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}.stat-item:nth-child(2){border-right:none}.news-grid{grid-template-columns:1fr}.news-featured{grid-row:span 1}.slide-inner{grid-template-columns:1fr;text-align:center}.hero-visual{display:none}}
@media(max-width:768px){.hamburger{display:flex}#primary-nav{display:none}.site-section{padding:60px 0}.contact-grid{grid-template-columns:1fr}.gallery-grid{grid-template-columns:repeat(2,1fr);grid-template-rows:auto}.gallery-item.featured{grid-column:span 2;height:200px}.gallery-item{height:150px}.footer-grid{grid-template-columns:1fr 1fr}.ql-grid{grid-template-columns:repeat(3,1fr)}.units-grid{grid-template-columns:repeat(2,1fr)}.form-row{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}.programs-grid{grid-template-columns:1fr 1fr}.dl-grid{grid-template-columns:1fr}#husoc-edit-bar{flex-direction:column;gap:8px;padding:12px 16px}.edit-bar-actions{justify-content:center}}
@media(max-width:480px){.gallery-grid{grid-template-columns:1fr;grid-template-rows:auto}.gallery-item.featured{grid-column:1;height:190px}.footer-grid{grid-template-columns:1fr}.ql-grid{grid-template-columns:repeat(2,1fr)}.about-grid{grid-template-columns:1fr}.programs-grid{grid-template-columns:1fr}.units-grid{grid-template-columns:1fr}.hero-stats{flex-direction:column;gap:0;width:100%}.hero-stat{border-right:none;border-bottom:none}}