* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  background: #080b12;
  color: #e2e8f0;
  overflow-x: hidden;
}

body::-webkit-scrollbar {
  display: none;
}

body {
  scrollbar-width: none;
}

.shell {
  padding: 20px;
  height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 18px;
  overflow: hidden;
}

.header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: 11px;
  color: #94a3b8;
}

h1 {
  margin: 8px 0 6px;
  font-size: 26px;
}

p {
  margin: 0;
  color: #94a3b8;
  font-size: 13px;
  line-height: 1.5;
}

.pill {
  border: 1px solid rgba(148, 163, 184, 0.35);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.preview {
  display: grid;
  gap: 16px;
  min-height: 0;
}

@media (min-width: 720px) {
  .preview {
    grid-template-columns: 1.4fr 0.6fr;
    align-items: stretch;
  }
}

.screen {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.25);
  background: #0f172a;
  min-height: 0;
}

.screen img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #0f172a;
  transition: filter 0.3s ease;
}

.overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 30% 20%,
    rgba(255, 255, 255, 0.25),
    transparent 50%
  );
  mix-blend-mode: screen;
  opacity: 0.4;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.controls {
  display: grid;
  gap: 12px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 16px;
  padding: 14px;
}

.control label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: #94a3b8;
  margin-bottom: 6px;
}

.control input[type="range"] {
  width: 100%;
}

.thumbs {
  display: grid;
  gap: 8px;
}

@media (min-width: 720px) {
  .thumbs {
    grid-template-columns: repeat(3, 1fr);
  }
}

.thumb {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.2);
  color: #e2e8f0;
  padding: 10px;
  border-radius: 12px;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border 0.2s ease, transform 0.2s ease;
}

.thumb.active {
  border-color: #38bdf8;
  transform: translateY(-2px);
}

body.embedded .shell {
  padding: 14px;
  gap: 10px;
  min-height: auto;
}

body.embedded .header {
  display: none;
}

body.embedded .preview {
  grid-template-columns: 1fr;
  gap: 10px;
}

body.embedded .screen {
  aspect-ratio: 4 / 3;
}

body.embedded .screen img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #0f172a;
}

body.embedded .controls {
  padding: 10px;
  gap: 8px;
}

body.embedded .thumbs {
  grid-template-columns: repeat(3, 1fr);
}

body.embedded .thumb {
  font-size: 9px;
  letter-spacing: 0.15em;
  padding: 8px;
}