.picture-popup {
  position: fixed;
  left: 18px;
  top: 50%;
  z-index: 35;
  width: min(300px, calc(100vw - 36px));
  overflow: hidden;
  color: #f4f4f4;
  background: rgba(12, 12, 15, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px;
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.55), 0 0 24px rgba(225, 6, 0, 0.12);
  backdrop-filter: blur(18px);
  transform: translateY(-50%);
  font-family: 'Segoe UI', system-ui, sans-serif;
}

.picture-popup.is-hidden {
  display: none;
}

.picture-popup-header,
.picture-popup-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
}

.picture-popup-header {
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.picture-popup-close,
.picture-popup-control {
  display: grid;
  place-items: center;
  border: 0;
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  cursor: pointer;
}

.picture-popup-close {
  width: 24px;
  height: 24px;
  border-radius: 7px;
  font-size: 18px;
  line-height: 1;
}

.picture-popup-close:hover,
.picture-popup-control:hover {
  background: rgba(225, 6, 0, 0.75);
}

.picture-popup-stage {
  position: relative;
  aspect-ratio: 4 / 3;
  background: #080809;
}

.picture-popup-stage img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.picture-popup-stage img[hidden],
.picture-popup-empty[hidden],
.picture-popup-control[hidden] {
  display: none !important;
}

.picture-popup-empty {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  color: #aaa;
  font-size: 12px;
  line-height: 1.5;
  text-align: center;
}

.picture-popup-empty code {
  color: #ffb0b0;
}

.picture-popup-control {
  position: absolute;
  top: 50%;
  width: 30px;
  height: 42px;
  border-radius: 8px;
  font-size: 28px;
  transform: translateY(-50%);
}

.picture-popup-control.prev { left: 8px; }
.picture-popup-control.next { right: 8px; }

.picture-popup-footer {
  min-height: 38px;
  color: #999;
  font-size: 10px;
  letter-spacing: 0.05em;
}

.picture-popup-dots {
  display: flex;
  gap: 5px;
  align-items: center;
}

.picture-popup-dot {
  width: 6px;
  height: 6px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
}

.picture-popup-dot.active {
  background: #e10600;
  box-shadow: 0 0 8px rgba(225, 6, 0, 0.8);
}

@media (max-width: 600px) {
  .picture-popup {
    left: 10px;
    top: auto;
    bottom: 82px;
    width: min(240px, calc(100vw - 20px));
    transform: none;
  }
}