/* หน้าวิดีโอใช้ระบบเมนู :target เดิม ไม่เปลี่ยนการแสดงผลหน้าควบคุม */
body:has(#protocal:target, #protocal :target) .side-nav a[href="#protocal"] {
  background: var(--ink, #10251e);
  color: #fff;
  box-shadow: 0 5px 12px #10251e18;
}

body:has(#protocal:target, #protocal :target) a[href="#protocal"] .nav-icon {
  color: inherit;
}

.operation-video-card {
  margin: 0;
  overflow: hidden;
  border: 1px solid #cfe1d5;
  border-radius: 16px;
  background: #fff;
}

.operation-video-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  background: #edf5ef;
  color: #214c35;
}

.operation-video-heading span {
  font: 700 11px "Space Grotesk", sans-serif;
  letter-spacing: .1em;
}

.operation-video-heading strong {
  font-size: 14px;
  font-weight: 600;
}

.operation-video-card video {
  display: block;
  width: 100%;
  max-height: 72vh;
  min-height: 180px;
  height: auto;
  background: #101c16;
  object-fit: contain;
}

.operation-video-card figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 20px;
  color: #5c7565;
  font-size: 12px;
  line-height: 1.8;
}

.operation-video-card figcaption p { margin: 0; }
.operation-video-card figcaption a { flex-shrink: 0; }
.operation-video-card video:focus-visible { outline: 3px solid #2f8059; outline-offset: -3px; }

@media (max-width: 600px) {
  .operation-video-heading,
  .operation-video-card figcaption {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 14px 16px;
  }
}