/* ==========================================================================
   Project Spotlight / Tiêu Điểm [du_an_spotlight] - Architectural Editorial Style
   Flatsome Child Theme
   ========================================================================== */

.duan-spotlight-section {
  width: 100%;
  margin: 0 auto;
  position: relative;
  padding: 10px 0;
}

.duan-spotlight-container {
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   1. Grid Layout & Column Alignment
   -------------------------------------------------------------------------- */
.duan-spotlight-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 30px;
  align-items: center;
}

/* Right-aligned variant (Image Right - Text Left) */
.duan-align-right .duan-spotlight-grid {
  grid-template-columns: 1fr 1.15fr;
}

.duan-align-right .duan-spotlight-media-col {
  order: 2;
}

.duan-align-right .duan-spotlight-content-col {
  order: 1;
}

/* --------------------------------------------------------------------------
   2. Media Column & Hero Frame
   -------------------------------------------------------------------------- */
.duan-spotlight-media-col {
  position: relative;
  width: 100%;
}

.duan-spotlight-media-wrap {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10.5;
  border-radius: 16px;
  overflow: hidden;
  background-color: #0b1a27;
  box-shadow: 0 16px 36px -12px rgba(10, 34, 57, 0.16), 0 2px 8px rgba(10, 34, 57, 0.05);
  text-decoration: none;
  isolation: isolate;
}

.duan-spotlight-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.75s cubic-bezier(0.16, 1, 0.3, 1), filter 0.5s ease;
}

.duan-spotlight-media-wrap:hover .duan-spotlight-img {
  transform: scale(1.045);
}

/* Fallback placeholder */
.duan-spotlight-placeholder {
  width: 100%;
  height: 100%;
  min-height: 340px;
  background: linear-gradient(135deg, var(--primary-color) 0%, #15324d 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  letter-spacing: 1px;
}

.duan-spotlight-placeholder svg {
  stroke: rgba(255, 255, 255, 0.4);
}

/* Badge (Top-left) */
.duan-spotlight-badge {
  position: absolute;
  top: 20px;
  left: 20px;
  z-index: 3;
  background: var(--primary-color);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.3px;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 6px;
  pointer-events: none;
}

/* Hover Floating Arrow Button (Bottom-right) */
.duan-spotlight-hover-btn {
  position: absolute;
  bottom: 20px;
  right: 20px;
  z-index: 3;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #ffffff;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.25s ease, color 0.25s ease;
}

.duan-spotlight-media-wrap:hover .duan-spotlight-hover-btn {
  transform: scale(1.1) rotate(45deg);
  background-color: var(--primary-color);
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   3. Content Column
   -------------------------------------------------------------------------- */
.duan-spotlight-content-col {
  position: relative;
  display: flex;
  flex-direction: column;
}

.duan-spotlight-meta {
  margin-bottom: 12px;
}

.duan-spotlight-cat {
  display: inline-block;
  color: #475569;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  position: relative;
}

.duan-spotlight-title {
  font-size: 30px;
  line-height: 1.3;
  font-weight: 800;
  color: var(--primary-color);
  margin: 0 0 16px;
  letter-spacing: -0.3px;
}

.duan-spotlight-title a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.22s ease;
}

.duan-spotlight-title a:hover {
  color: #000;
}

.duan-spotlight-desc {
  font-size: 15px;
  line-height: 1.7;
  color: #475569;
  margin: 0 0 24px;
}

/* --------------------------------------------------------------------------
   4. Specs Ribbon
   -------------------------------------------------------------------------- */
.duan-spotlight-specs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 16px;
  padding: 16px 20px;
  background: #f8fafc;
  border-radius: 6px;
  border: 1px solid #e2e8f0;
  margin-bottom: 22px;
}

.duan-spotlight-spec-item {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.duan-spec-label {
  font-size: 12px;
  text-transform: uppercase;
  color: #94a3b8;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 3px;
}

.duan-spec-value {
  font-size: 15px;
  color: var(--primary-color);
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* --------------------------------------------------------------------------
   5. Highlight Statement (Key Feature)
   -------------------------------------------------------------------------- */
.duan-spotlight-feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 28px;
  padding: 10px 14px;
  background: rgba(0, 143, 93, 0.05);
  border-left: 3px solid #008f5d;
  border-radius: 0 6px 6px 0;
}

.duan-feature-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(0, 143, 93, 0.15);
  color: #008f5d;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.duan-feature-text {
  font-size: 13.5px;
  line-height: 1.55;
  color: #1e293b;
  margin: 0;
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   6. Action Buttons
   -------------------------------------------------------------------------- */
.duan-spotlight-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.duan-spotlight-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--primary-color);
  color: #ffffff !important;
  padding: 13px 26px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.3px;
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  border: 1px solid var(--primary-color);
}

.duan-spotlight-btn-primary svg {
  transition: transform 0.25s ease;
}

.duan-spotlight-btn-primary:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: #ffffff !important;
}

.duan-spotlight-btn-subtle {
  display: inline-flex;
  align-items: center;
  padding: 13px 18px;
  font-size: 14px;
  font-weight: 600;
  color: #64748b !important;
  text-decoration: none;
  transition: color 0.2s ease;
  border: 1px solid;
  border-radius: 6px;
}

.duan-spotlight-btn-subtle:hover {
  color: var(--primary-color) !important;
}

/* --------------------------------------------------------------------------
   7. Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 991px) {
  .duan-spotlight-grid {
    grid-template-columns: 1fr !important;
    gap: 25px;
  }

  .duan-align-right .duan-spotlight-media-col,
  .duan-spotlight-media-col {
    order: 1 !important;
  }

  .duan-align-right .duan-spotlight-content-col,
  .duan-spotlight-content-col {
    order: 2 !important;
  }

  .duan-spotlight-title {
    font-size: 26px;
  }
}

@media (max-width: 640px) {
  .duan-spotlight-title {
    font-size: 21px;
    margin-bottom: 12px;
  }

  .duan-spotlight-media-wrap {
    aspect-ratio: 16 / 10.5;
    border-radius: 12px;
  }

  .duan-spotlight-specs {
    grid-template-columns: repeat(2, 1fr);
    padding: 14px;
    gap: 12px;
  }

  .duan-spotlight-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .duan-spotlight-btn-primary {
    justify-content: center;
  }

  .duan-spotlight-btn-subtle {
    justify-content: center;
    padding: 10px 14px;
  }
}