@keyframes rotation {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif;
  margin: 0;

  min-height: 100vh;
  display: flex;
  align-items: center;
  /* vertical center */
  justify-content: center;
  /* horizontal center */
  /* background-color: rgb(255, 255, 255); */
}

h2 {
  font-size: 1.5rem;
  margin-bottom: 0;
  color: #ffffff;
  text-align: center;
}
.subtitle {
  text-align: center;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 10px;
  font-size: 14px;
}

.randomize-btn {
  display: block;
  margin: 20px auto 30px;
  padding: 12px 24px;
  background: rgba(190, 0, 0, 0.95);
  color: #ffffff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.randomize-btn:hover {
  background: rgba(190, 0, 0, 1);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.randomize-btn:active {
  transform: translateY(0);
}

/* Back button styling - centered above gallery with proper spacing */
.frame .back-btn {
  display: block;
  text-align: center;
  margin: 10px auto 20px;
  width: fit-content;
}

/* Ensure frame has proper top margin */
.frame {
  margin-top: 100px;
}

/* Add top margin to gallery to prevent overlap */
#face-gallery {
  margin-top: 20px;
}

/* Back to gallery link/button */
.back-btn {
  font-size: 12px;
  position: fixed;
  top: 100px;
  left: 16px;
  padding-left: 26px; /* space for arrow */
  font-weight: 400;
  color: #ffffff;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  z-index: 10;
}

.back-btn::after {
  content: "";
  position: fixed;
  top: 48px;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(
    to bottom,
    #000000 0%,
    rgba(0, 0, 0, 0.8) 50%,
    transparent 100%
  );
  z-index: -1;
  pointer-events: none;
}

.back-btn::before {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-right: 6px;
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'><path d='M12 6 L8 10 L12 14' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' fill='none'/></svg>");
}

/* Headline logo size fix */
#headline img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Gallery grid */
#face-gallery {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.5rem;
  width: 100%;
}

#face-gallery .gallery-item {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  cursor: pointer;
}

#face-gallery .gallery-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.overlay-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: #ffffff;
  color: #000000;
  border: none;
  padding: 10px 20px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  border-radius: 6px;
  z-index: 10001;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  transition: background 0.2s ease;
}

.overlay-close:hover {
  background: #e0e0e0;
}
/* Overlay styles - matching carousel card design */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(6px) saturate(90%);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.overlay.active {
  opacity: 1;
  visibility: visible;
}
/* Overlay two-column layout */
.overlay-content {
  width: min(92vw, 1200px);
  max-width: 1200px;
  max-height: 90vh;
  background: rgba(255, 252, 223, 0.96);
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 40px 80px rgba(2, 6, 23, 0.65), 0 8px 24px rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.03);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: row;
  align-items: stretch;
  gap: 40px;
}

.overlay-left {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.overlay-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.overlay-left img {
  width: 100%;
  height: 400px;
  object-fit: contain;
  border-radius: 8px;
  flex-shrink: 0;
}

.placeholder-area {
  width: 100%;
  height: 400px;
  background: rgba(0, 0, 0, 0.05);
  border: 2px dashed rgba(0, 0, 0, 0.2);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex-shrink: 0;
}

.placeholder-area::before {
  content: "Generated image will appear here";
  color: rgba(0, 0, 0, 0.4);
  font-size: 14px;
  text-align: center;
  position: absolute;
  z-index: 1;
}

.placeholder-area img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 8px;
  z-index: 10;
  position: relative;
}

.placeholder-area img[style*="display: none"] ~ .placeholder-area::before {
  display: block;
}

.generate-btn {
  padding: 12px 24px;
  background: rgba(190, 0, 0, 0.95);
  color: #ffffff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  transition: background 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  align-self: center;
}

.generate-btn:hover {
  transform: translateY(-1px);
}

.generate-btn:disabled {
  background: none;
  color: #888888;
  box-shadow: none;
  cursor: default;
  transform: translateY(0);
}

.overlay-caption {
  color: #000000;
  text-align: center;
  font-size: 14px;
  line-height: 1.4;
  max-width: 100%;
  align-self: center;
}

#loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #ffffff;
  display: none;
  z-index: 200;

  .loader {
    width: 48px;
    height: 48px;
    border: 5px solid #fff;
    border-bottom-color: #ff3d00;
    border-radius: 50%;
    display: inline-block;
    box-sizing: border-box;
    animation: rotation 1s linear infinite;
  }
}

/* Tablet - 3 columns */
@media (max-width: 1024px) {
  #face-gallery {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Mobile - 2 columns */
@media (max-width: 640px) {
  #face-gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1024px) {
  .overlay-content {
    flex-direction: column;
    max-height: 80vh;
    overflow-y: auto;
  }

  .placeholder-area {
    min-height: 300px;
  }
}

@media (max-width: 768px) {
  .overlay-content {
    padding: 24px;
    gap: 20px;
  }

  .overlay-close {
    top: 12px;
    right: 12px;
    padding: 8px 16px;
    font-size: 14px;
  }

  .placeholder-area {
    min-height: 200px;
  }
}