/* =====================================================================
   Animations (หน้าเว็บสาธารณะ)
   ===================================================================== */
@keyframes fxFadeUp{ from{opacity:0; transform:translateY(28px);} to{opacity:1; transform:none;} }
@keyframes fxFloat{ 0%,100%{transform:translateY(0);} 50%{transform:translateY(-6px);} }
@keyframes fxPulse{ 0%{box-shadow:0 0 0 0 rgba(16,185,129,.6);} 70%{box-shadow:0 0 0 9px rgba(16,185,129,0);} 100%{box-shadow:0 0 0 0 rgba(16,185,129,0);} }
@keyframes fxShine{ from{transform:translateX(-120%) skewX(-20deg);} to{transform:translateX(220%) skewX(-20deg);} }
@keyframes fxGradient{ 0%{background-position:0% 50%;} 50%{background-position:100% 50%;} 100%{background-position:0% 50%;} }
@keyframes fxRipple{ to{transform:scale(2.6); opacity:0;} }

.reveal{ opacity:0; transform:translateY(28px); transition:opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in{ opacity:1; transform:none; }
.reveal[data-delay="1"]{ transition-delay:.08s; } .reveal[data-delay="2"]{ transition-delay:.16s; }
.reveal[data-delay="3"]{ transition-delay:.24s; } .reveal[data-delay="4"]{ transition-delay:.32s; }
.reveal[data-delay="5"]{ transition-delay:.40s; } .reveal[data-delay="6"]{ transition-delay:.48s; }

.fx-ripple{ position:absolute; border-radius:50%; background:rgba(255,255,255,.45); transform:scale(0); animation:fxRipple .65s ease-out; pointer-events:none; }

/* ปุ่ม */
.btn-ctss, .btn-outline-ctss, .site-header .btn, .hero-section .btn-lg{ transition:transform .25s ease, box-shadow .25s ease, background-color .25s ease, color .25s ease; }
.btn-ctss{ position:relative; overflow:hidden; }
.btn-ctss::after, .hero-section .btn-light::after{ content:""; position:absolute; top:0; left:0; width:40%; height:100%; background:linear-gradient(90deg,transparent,rgba(255,255,255,.45),transparent); transform:translateX(-120%) skewX(-20deg); pointer-events:none; }
.btn-ctss:hover::after, .hero-section .btn-light:hover::after{ animation:fxShine .8s ease; }
.btn-outline-ctss:hover, .hero-section .btn-lg:hover{ transform:translateY(-3px); box-shadow:0 10px 22px rgba(124,58,237,.28); }
.btn-ctss:active, .btn-outline-ctss:active, .hero-section .btn-lg:active{ transform:translateY(0) scale(.97); }
.hero-section .btn-light{ position:relative; overflow:hidden; }

/* การ์ดสถิติ / เมนูลัด */
.stat-card{ position:relative; overflow:hidden; transition:transform .3s cubic-bezier(.2,.7,.2,1), box-shadow .3s ease; }
a.stat-card:hover{ transform:translateY(-8px) scale(1.02); box-shadow:0 22px 44px rgba(31,35,51,.25); }
a.stat-card::before{ content:""; position:absolute; top:0; left:0; width:45%; height:100%; background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent); transform:translateX(-120%) skewX(-20deg); pointer-events:none; }
a.stat-card:hover::before{ animation:fxShine .9s ease; }
a.stat-card .stat-icon{ transition:transform .35s ease; }
a.stat-card:hover .stat-icon{ transform:rotate(-8deg) scale(1.15); }
.stat-card .stat-icon{ animation:fxFloat 3.5s ease-in-out infinite; }

/* การ์ดข่าว/อัลบั้ม */
.news-card{ transition:transform .3s ease, box-shadow .3s ease; }
.news-card:hover{ transform:translateY(-6px); box-shadow:var(--ctss-shadow-lg); }
.news-card img, .news-featured img{ transition:transform .6s ease; }
.news-card:hover img, .news-featured:hover img{ transform:scale(1.06); }
.news-list-item{ transition:transform .25s ease, background-color .25s ease; }
.news-list-item:hover{ transform:translateX(6px); }

/* ส่วนสถิติหน้าแรก */
.counter-card{ position:relative; overflow:hidden; border-radius:var(--ctss-radius); padding:1.6rem 1rem; text-align:center; color:#fff; box-shadow:var(--ctss-shadow); transition:transform .3s ease, box-shadow .3s ease; }
.counter-card:hover{ transform:translateY(-6px); box-shadow:var(--ctss-shadow-lg); }
.counter-card .cc-icon{ width:62px; height:62px; margin:0 auto .8rem; border-radius:50%; background:rgba(255,255,255,.2); display:flex; align-items:center; justify-content:center; font-size:1.6rem; animation:fxFloat 3.2s ease-in-out infinite; }
.counter-card .cc-num{ font-size:2.6rem; font-weight:800; line-height:1.1; font-variant-numeric:tabular-nums; }
.counter-card .cc-label{ opacity:.92; font-weight:600; margin-top:.2rem; }
.counter-card::after{ content:""; position:absolute; right:-30px; bottom:-30px; width:110px; height:110px; border-radius:50%; background:rgba(255,255,255,.12); }
.counter-card.c1{ background:linear-gradient(135deg,#7C3AED,#5B21B6); }
.counter-card.c2{ background:linear-gradient(135deg,#2563EB,#1D4ED8); }
.counter-card.c3{ background:linear-gradient(135deg,#06B6D4,#0891B2); }
.counter-card.c4{ background:linear-gradient(135deg,#F59E0B,#D97706); }

/* หัวข้อ */
.section-title{ position:relative; display:inline-block; }
.section-title::after{ content:""; display:block; height:4px; width:48px; margin-top:6px; border-radius:4px; background:var(--ctss-gradient); transition:width .6s ease; }
.reveal.in .section-title::after, .section-title:hover::after{ width:96px; }

/* Hero */
.hero-section h1{ animation:fxFadeUp .9s ease both; }
.hero-section .lead{ animation:fxFadeUp .9s .15s ease both; }
.hero-section .d-flex{ animation:fxFadeUp .9s .3s ease both; }

/* Footer: สถิติผู้เข้าชม */
.visitor-stats{ position:relative; overflow:hidden; background:linear-gradient(135deg,rgba(124,58,237,.28),rgba(37,99,235,.22) 55%,rgba(6,182,212,.2)); border:1px solid rgba(255,255,255,.14); border-radius:20px; padding:1.3rem 1.5rem; box-shadow:0 12px 30px rgba(0,0,0,.25); }
.visitor-stats::before{ content:""; position:absolute; inset:0; background:radial-gradient(circle at 90% 0%,rgba(255,255,255,.12),transparent 45%); pointer-events:none; }
.visitor-stats .vs-title{ position:relative; color:#fff; font-weight:700; font-size:1.05rem; margin-bottom:1rem; display:flex; align-items:center; gap:.6rem; }
.visitor-stats .vs-title i{ width:34px; height:34px; border-radius:10px; background:rgba(255,255,255,.18); display:inline-flex; align-items:center; justify-content:center; margin:0 !important; }
.visitor-stats .vs-grid{ position:relative; display:grid; grid-template-columns:repeat(5,1fr); gap:.9rem; }
.visitor-stats .vs-item{ display:flex; flex-direction:column; align-items:center; gap:.15rem; text-align:center; padding:.9rem .4rem; border-radius:14px; background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.08); transition:transform .3s ease, background-color .3s ease, box-shadow .3s ease; }
.visitor-stats .vs-item:hover{ transform:translateY(-5px); background:rgba(255,255,255,.16); box-shadow:0 10px 22px rgba(0,0,0,.25); }
.visitor-stats .vs-item > i{ font-size:1.1rem; color:#C4B5FD; margin-bottom:.2rem; transition:transform .3s ease; }
.visitor-stats .vs-item:hover > i{ transform:scale(1.25) rotate(-8deg); }
.visitor-stats .vs-label{ display:block; font-size:.8rem; color:#C9CCEB; }
.visitor-stats b{ display:block; color:#fff; font-size:1.55rem; line-height:1.2; font-variant-numeric:tabular-nums; }
.visitor-stats .vs-online{ background:rgba(16,185,129,.18); border-color:rgba(16,185,129,.4); }
.visitor-stats .vs-online > i{ color:#6EE7B7; }
.visitor-stats .vs-dot{ display:inline-block; width:8px; height:8px; border-radius:50%; background:#10B981; margin-right:6px; animation:fxPulse 1.8s infinite; }
@media (max-width:767.98px){ .visitor-stats .vs-grid{ grid-template-columns:repeat(2,1fr); } .visitor-stats .vs-online{ grid-column:span 2; } }

@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
  .hero-section *, .stat-card .stat-icon, .counter-card .cc-icon{ animation:none !important; }
}

/* footer จัดระเบียบ: คอลัมน์สูงเท่ากัน ไม่มีช่องว่างแปลก ๆ */
.site-footer .row > div{ min-width:0; }
.site-footer ul li a{ display:inline-block; transition:transform .25s ease, color .25s ease; }
.site-footer ul li a:hover{ transform:translateX(5px); }
.site-footer iframe{ width:100% !important; max-width:100%; display:block; }