*{box-sizing:border-box}
body{margin:0;font-family:"Anuphan",sans-serif;background:#f4f7fb;color:#111827}
.fb-page{min-height:100vh;padding:42px 0 80px}
.fb-page-container{width:min(1320px,calc(100% - 40px));margin:0 auto}
.fb-page-top{display:flex;align-items:center;justify-content:space-between;gap:22px;margin-bottom:24px}
.fb-page-kicker{display:flex;align-items:center;gap:8px;color:#1877f2;font-size:14px;font-weight:800}
.fb-page-top h1{margin:7px 0 0;font-size:clamp(30px,4vw,44px);line-height:1.15}
.fb-page-top p{margin:8px 0 0;color:#64748b}
.fb-back-btn{display:inline-flex;align-items:center;gap:8px;padding:11px 17px;border:1px solid #dbe3ef;border-radius:999px;background:#fff;color:#334155;text-decoration:none;font-weight:700;box-shadow:0 5px 16px rgba(15,23,42,.07)}
.fb-filter{display:flex;align-items:center;gap:12px;margin-bottom:24px;padding:15px 17px;border:1px solid #e2e8f0;border-radius:18px;background:#fff;box-shadow:0 6px 18px rgba(15,23,42,.05)}
.fb-filter label{font-weight:800;white-space:nowrap}
.fb-filter select{min-width:240px;max-width:100%;padding:11px 38px 11px 13px;border:1px solid #cbd5e1;border-radius:12px;background:#fff;font:inherit;color:#1f2937}
.fb-result-count{margin-left:auto;color:#64748b;font-size:14px}
.fb-page-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.fb-card{overflow:hidden;border:1px solid #e1e7ef;border-radius:18px;background:#fff;box-shadow:0 8px 25px rgba(15,23,42,.08);cursor:pointer;transition:transform .18s ease,box-shadow .18s ease}
.fb-card:hover{transform:translateY(-4px);box-shadow:0 15px 34px rgba(15,23,42,.14)}
.fb-card-preview{height:370px;overflow:hidden;background:#eef2f7}
.fb-card-preview iframe{display:block;width:500px;height:786px;border:0;transform-origin:top left;pointer-events:none}
.fb-card-body{padding:16px 17px 18px}
.fb-card-area{margin:0;font-size:18px;font-weight:800;color:#111827}
.fb-card-date{display:flex;align-items:center;gap:7px;margin-top:8px;color:#64748b;font-size:14px}
.fb-card-open{display:flex;align-items:center;gap:7px;margin-top:12px;color:#1877f2;font-size:14px;font-weight:800}
.fb-page-status{padding:45px 20px;border:1px dashed #cbd5e1;border-radius:18px;background:#fff;color:#64748b;text-align:center}
.fb-page-status[hidden]{display:none}

.fb-slider-controls{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  margin-top:30px;
  padding:0 16px;
}
.fb-slider-controls[hidden]{display:none}
.fb-slider-btn{
  width:58px;
  height:58px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid #d8e1ec;
  border-radius:50%;
  background:#fff;
  color:#1877f2;
  font-size:22px;
  cursor:pointer;
  box-shadow:0 8px 22px rgba(15,23,42,.09);
  transition:transform .18s ease,box-shadow .18s ease,opacity .18s ease;
}
.fb-slider-btn:first-child{justify-self:start}
.fb-slider-btn:last-child{justify-self:end}
.fb-slider-btn:hover:not(:disabled){
  transform:translateY(-2px);
  box-shadow:0 12px 28px rgba(15,23,42,.14);
}
.fb-slider-btn:disabled{opacity:.28;cursor:not-allowed}
.fb-page-indicator{
  min-width:78px;
  padding:8px 14px;
  border-radius:999px;
  background:#e8eef6;
  color:#64748b;
  text-align:center;
  font-size:14px;
  font-weight:700;
}
@media(max-width:900px){.fb-page-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){
  .fb-page{padding:28px 0 55px}
  .fb-page-container{width:min(100% - 24px,1320px)}
  .fb-page-top{align-items:flex-start}
  .fb-page-top p{font-size:14px}
  .fb-back-btn{padding:9px 12px;font-size:13px}
  .fb-filter{align-items:stretch;flex-direction:column}
  .fb-filter select{width:100%;min-width:0}
  .fb-result-count{margin-left:0}
  .fb-page-grid{grid-template-columns:1fr}
  .fb-card-preview{height:430px}
  .fb-slider-controls{padding:0}
  .fb-slider-btn{width:50px;height:50px;font-size:19px}
}