/* Bus activity box — isolated styles */

/* ========================================
   ข่าว + Bus แบบลอยด้านซ้าย
======================================== */

.news-section{
  position:relative;
  z-index:2;
  overflow:visible;
}

.news-section > .container{
  position:relative;
}

.news-bus-layout{
  position:relative;
  display:block;
  width:100%;
}

.news-column{
  position:relative;
  width:100%;
  min-width:0;
  margin:0;
  z-index:1;
}

.news-column .news-slider,
.news-column #newsSlider{
  position:relative;
  width:100%;
  margin:0;
  inset:auto;
  transform:none;
}

/* Box Bus อยู่ใต้ Box ผู้บริหารภายใน left-info-stack */
.bus-box{
  position:relative !important;
  top:auto;
  left:auto;

  width:255px;
  max-width:255px;

  margin:0 !important;
  transform:none !important;

  z-index:20;

  background:#fff;
  border:1px solid #e2e8f0;
  border-radius:18px;
  overflow:hidden;
  box-shadow:0 14px 35px rgba(15,23,42,.14);
}

/* ไม่มีรายการ Bus */
.news-bus-layout.bus-is-hidden .bus-box{
  display:none !important;
}

/* ========================================
   ภายใน Box Bus
======================================== */

.bus-visual{
  padding:12px 12px 0;
  display:flex;
  align-items:center;
  justify-content:center;
}

.bus-image{
  width:100%;
  height:100%;
  object-fit:contain;
  object-position:center bottom;
}

.bus-content{
  padding:14px 18px 12px;
  color:#111827;
}

.bus-loading,
.bus-empty{
  min-height:150px;

  display:flex;
  align-items:center;
  justify-content:center;

  color:#64748b;
  text-align:center;
}

.bus-title{
  margin:0 0 10px;

  font-size:17px;
  font-weight:800;
  line-height:1.35;
  text-align:center;
}

.bus-info-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:7px 12px;

  font-size:13px;
  line-height:1.45;
}

.bus-info-item{
  min-width:0;
}

.bus-info-item strong{
  display:block;

  color:#475569;
  font-size:11px;
  font-weight:700;
}

.bus-info-item span{
  display:block;
  overflow-wrap:anywhere;

  color:#111827;
  font-weight:600;
}


.bus-detail{
    margin-top:12px;
    padding:12px;

    border-radius:12px;

    background:#f8fafc;
    border:1px solid #e2e8f0;

    color:#334155;
    font-size:13px;
    line-height:1.7;

    white-space:pre-line;
}

.bus-detail strong{
    display:block;
    margin-bottom:6px;

    color:#111827;
    font-size:12px;
}

.bus-detail-text{
    color:#475569;
}

.bus-controls{
  padding:0 16px 14px;

  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
}

.bus-nav{
  width:30px;
  height:30px;
  padding:0;

  border:1px solid #dbe3ee;
  border-radius:50%;

  background:#fff;
  color:#2563eb;

  font-size:21px;
  line-height:1;

  cursor:pointer;
}

.bus-dots{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:6px;
}

.bus-dot{
  width:8px;
  height:8px;
  padding:0;

  border:0;
  border-radius:999px;

  background:#cbd5e1;

  cursor:pointer;
}

.bus-dot.active{
  width:22px;
  background:#2563eb;
}

/* ========================================
   ป้องกันชนกับ Box แหล่งเรียนรู้
======================================== */

#learningSourceBox,
.lsb-section{
  position:relative;
  z-index:1;
  clear:both;
}

/* ========================================
   หน้าจอที่ไม่กว้างพอ ให้กลับเข้า Layout
======================================== */

@media(max-width:1450px){

  .news-bus-layout{
    display:grid;
    grid-template-columns:255px minmax(0,1fr);
    align-items:start;
    gap:30px;
  }

  .bus-box{
    width:100%;
    max-width:255px;
    margin:0 !important;
  }
}

/* ========================================
   Tablet / Mobile
======================================== */

@media(max-width:900px){

  .news-bus-layout{
    display:flex;
    flex-direction:column;
    gap:24px;
  }

  .news-column{
    order:1;
  }

  .bus-box{
    width:100%;
    max-width:420px;
    margin:0 auto !important;
  }
}

@media(max-width:560px){

  .bus-visual{
    height:165px;
  }

  .bus-info-grid{
    grid-template-columns:1fr;
  }
}