:root {
  color-scheme: dark;

  --bg: #071018;
  --panel: rgba(15, 29, 41, 0.88);
  --panel-soft: rgba(23, 42, 57, 0.72);

  --line: rgba(255, 255, 255, 0.10);

  --text: #f4f8fb;
  --muted: #9fb0bd;

  --accent: #55d6c2;
  --accent-2: #7ba7ff;

  --danger: #ff7c7c;

  --radius: 22px;
}


* {
  box-sizing: border-box;
}


body {
  margin: 0;

  min-height: 100vh;

  font-family:
    Inter,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;

  background:
    radial-gradient(
      circle at top left,
      #10283a 0,
      transparent 40%
    ),
    var(--bg);

  color: var(--text);
}


button,
textarea,
input {
  font: inherit;
}


.pulse-reels-shell {
  width: min(1500px, calc(100% - 40px));
  margin: 0 auto;
  padding: 36px 0 60px;
}


.pulse-reels-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;

  margin-bottom: 28px;
}


.eyebrow {
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}


.pulse-reels-header h1 {
  margin: 6px 0 4px;
  font-size: clamp(2rem, 5vw, 4rem);
}


.pulse-reels-header p {
  margin: 0;
  color: var(--muted);
}


.system-status {
  color: var(--muted);
  font-size: 0.9rem;
}


.production-grid {
  display: grid;

  grid-template-columns:
    minmax(0, 1fr)
    minmax(300px, 380px);

  gap: 22px;
}


.reel-workspace,
.atlas-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);

  background: var(--panel);

  backdrop-filter: blur(18px);
}


.reel-workspace {
  padding: 22px;
}


.prompt-card {
  padding: 4px 4px 20px;
}


.prompt-card label {
  display: block;

  margin-bottom: 10px;

  font-weight: 700;
}


#reelPrompt {
  width: 100%;
  resize: vertical;

  border: 1px solid var(--line);
  border-radius: 16px;

  padding: 16px;

  background: var(--panel-soft);
  color: var(--text);

  outline: none;
}


#reelPrompt:focus {
  border-color: var(--accent);
}


.controls-row {
  display: flex;
  justify-content: space-between;
  align-items: center;

  gap: 20px;

  margin-top: 14px;
}


.duration-control {
  display: flex;
  align-items: center;
  gap: 8px;

  flex-wrap: wrap;
}


.duration-control span {
  margin-right: 4px;

  color: var(--muted);
  font-size: 0.9rem;
}


.duration-button,
.generate-button,
#atlasSend {
  border: 1px solid var(--line);
  border-radius: 999px;

  padding: 10px 16px;

  cursor: pointer;

  background: transparent;
  color: var(--text);
}


.duration-button.active {
  border-color: var(--accent);
  color: var(--accent);
}


.generate-button {
  border: 0;

  padding: 12px 22px;

  background: var(--accent);
  color: #041411;

  font-weight: 800;
}


.generate-button:disabled {
  opacity: 0.5;
  cursor: wait;
}


.reel-stage {
  display: grid;
  place-items: center;

  min-height: 520px;

  overflow: hidden;

  border: 1px solid var(--line);
  border-radius: 20px;

  background: #020609;
}


.reel-placeholder {
  text-align: center;
  color: var(--muted);
}


.pulse-mark {
  margin-bottom: 12px;

  color: var(--accent);

  font-size: 2rem;
  font-weight: 900;
  letter-spacing: 0.14em;
}


#reelPlayer {
  width: 100%;
  height: 100%;

  object-fit: contain;
}


.production-status {
  padding-top: 14px;

  color: var(--muted);
  font-size: 0.9rem;
}


.atlas-panel {
  display: flex;
  flex-direction: column;

  min-height: 700px;

  padding: 20px;
}


.atlas-heading {
  display: flex;
  align-items: center;

  gap: 12px;

  padding-bottom: 18px;

  border-bottom: 1px solid var(--line);
}


.atlas-avatar {
  display: grid;
  place-items: center;

  width: 48px;
  height: 48px;

  border-radius: 50%;

  background: var(--accent-2);
  color: #06101d;

  font-weight: 900;
}


.atlas-heading h2 {
  margin: 0;
}


.atlas-heading span {
  color: var(--muted);
  font-size: 0.85rem;
}


.atlas-conversation {
  flex: 1;

  overflow-y: auto;

  padding: 20px 0;
}


.atlas-message {
  padding: 12px 14px;

  border-radius: 14px;

  background: var(--panel-soft);

  line-height: 1.5;
}


.atlas-input-row {
  display: grid;

  grid-template-columns: 1fr auto;

  gap: 8px;
}


#atlasInput {
  min-width: 0;

  border: 1px solid var(--line);
  border-radius: 999px;

  padding: 12px 15px;

  background: var(--panel-soft);
  color: var(--text);

  outline: none;
}


#atlasSend:disabled,
#atlasInput:disabled {
  opacity: 0.45;
}


.error {
  color: var(--danger);
}


@media (max-width: 900px) {

  .production-grid {
    grid-template-columns: 1fr;
  }

  .atlas-panel {
    min-height: 440px;
  }

  .controls-row {
    align-items: stretch;
    flex-direction: column;
  }

  .generate-button {
    width: 100%;
  }

}