:root {
  color-scheme: dark;
  font-family: Inter, ui-rounded, -apple-system, BlinkMacSystemFont, "SF Pro Display", sans-serif;
  background: #090909;
  color: #fff;
}

* { box-sizing: border-box; }

html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  overscroll-behavior: none;
  background: #090909;
}

button, textarea, select { font: inherit; }
button { -webkit-tap-highlight-color: transparent; }

#stage {
  position: fixed;
  inset: 0;
  overflow: hidden;
  background: radial-gradient(circle at 50% 38%, #26211e, #090909 65%);
  touch-action: manipulation;
}

#source, #computed {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 220ms ease;
}

#source { opacity: 0; }
#source.ready { opacity: 1; }
#source.mirrored { transform: scaleX(-1); }

#computed {
  z-index: 1;
  opacity: 0;
  background: #090909;
}

#stage.has-output #computed { opacity: 1; }
#stage.has-output #source { opacity: 0; }
#stage.reveal-source #computed { opacity: 0; }
#stage.reveal-source #source { opacity: 1; }

.shade {
  position: absolute;
  z-index: 2;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(0,0,0,.58), transparent 22%, transparent 62%, rgba(0,0,0,.72));
}

.top-controls {
  position: absolute;
  z-index: 5;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: max(14px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) 10px max(16px, env(safe-area-inset-left));
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  max-width: 70vw;
  padding: 8px 12px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  background: rgba(12,12,12,.52);
  box-shadow: 0 8px 28px rgba(0,0,0,.22);
  backdrop-filter: blur(18px) saturate(1.2);
  font-size: 13px;
  font-weight: 650;
  white-space: nowrap;
}

#statusText {
  overflow: hidden;
  text-overflow: ellipsis;
}

.status-dot {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #a8a8a8;
  box-shadow: 0 0 0 3px rgba(255,255,255,.08);
}

.status.live .status-dot { background: #54e084; box-shadow: 0 0 0 3px rgba(84,224,132,.18); }
.status.busy .status-dot { background: #ffb84a; animation: breathe 1.25s ease-in-out infinite; }
.status.error .status-dot { background: #ff625d; }

@keyframes breathe { 50% { opacity: .35; } }

.camera-controls { display: flex; align-items: center; gap: 8px; min-width: 0; }

#cameraSelect {
  max-width: 42vw;
  height: 42px;
  padding: 0 32px 0 12px;
  color: #fff;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  background: rgba(12,12,12,.62);
  backdrop-filter: blur(18px);
  outline: none;
}

.round-button {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  padding: 0;
  color: #fff;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 50%;
  background: rgba(12,12,12,.6);
  backdrop-filter: blur(18px);
  font-size: 24px;
  line-height: 1;
}

.round-button.active {
  color: #111;
  border-color: #fff;
  background: #fff;
}

.info-button {
  font-family: Georgia, serif;
  font-size: 20px;
  font-weight: 700;
  font-style: italic;
}

.welcome {
  position: absolute;
  z-index: 4;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px;
  text-align: center;
  background: radial-gradient(circle at 50% 42%, rgba(79,55,42,.54), rgba(9,9,9,.96) 62%);
  transition: opacity 220ms ease, visibility 220ms ease;
}

.welcome.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.welcome h1 { margin: 18px 0 6px; font-size: clamp(30px, 9vw, 48px); letter-spacing: -.04em; }
.welcome p { max-width: 270px; margin: 0 0 24px; color: rgba(255,255,255,.64); line-height: 1.45; }

.orb {
  display: grid;
  place-items: center;
  width: 68px;
  height: 68px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 24px;
  background: linear-gradient(145deg, #f18a58, #8d54e6);
  box-shadow: 0 20px 60px rgba(135,78,216,.28);
  font-size: 30px;
}

.primary-button {
  min-width: 168px;
  padding: 13px 22px;
  color: #121212;
  border: 0;
  border-radius: 999px;
  background: #fff;
  font-weight: 750;
}

.compare-hint {
  position: absolute;
  z-index: 4;
  left: 50%;
  bottom: calc(94px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  padding: 6px 10px;
  border-radius: 999px;
  color: rgba(255,255,255,.78);
  background: rgba(0,0,0,.42);
  backdrop-filter: blur(12px);
  font-size: 11px;
  white-space: nowrap;
  pointer-events: none;
}

.prompt-bar {
  position: absolute;
  z-index: 6;
  left: max(12px, env(safe-area-inset-left));
  right: max(12px, env(safe-area-inset-right));
  bottom: max(12px, env(safe-area-inset-bottom));
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 8px 8px 8px 16px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 28px;
  background: rgba(15,15,15,.7);
  box-shadow: 0 18px 50px rgba(0,0,0,.38);
  backdrop-filter: blur(24px) saturate(1.25);
}

#prompt {
  width: 100%;
  max-height: 116px;
  min-height: 44px;
  resize: none;
  padding: 11px 0 8px;
  color: #fff;
  border: 0;
  outline: 0;
  background: transparent;
  font-size: 16px;
  line-height: 1.35;
}

#prompt::placeholder { color: rgba(255,255,255,.48); }

.run-button {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  padding: 0;
  color: #101010;
  border: 0;
  border-radius: 50%;
  background: #fff;
  font-size: 22px;
  font-weight: 800;
}

.run-button:disabled { opacity: .45; }

.capability-panel {
  width: min(520px, calc(100vw - 24px));
  max-height: min(720px, calc(100dvh - 24px));
  margin: auto;
  padding: 0;
  overflow: auto;
  color: #fff;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 28px;
  background: rgba(13,13,14,.96);
  box-shadow: 0 30px 100px rgba(0,0,0,.62);
  backdrop-filter: blur(30px) saturate(1.2);
}

.capability-panel::backdrop {
  background: rgba(0,0,0,.64);
  backdrop-filter: blur(8px);
}

.capability-card { padding: 22px; }

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

.capability-header h2 {
  margin: 3px 0 0;
  font-size: clamp(22px, 6vw, 30px);
  letter-spacing: -.03em;
}

.eyebrow {
  margin: 0;
  color: #b9a7ff;
  font-size: 11px;
  font-weight: 750;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.close-button {
  width: 38px;
  height: 38px;
  font-size: 26px;
}

.capability-summary {
  margin: 18px 0;
  color: rgba(255,255,255,.72);
  line-height: 1.45;
}

.capability-list {
  display: grid;
  gap: 1px;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 18px;
  background: rgba(255,255,255,.1);
}

.capability-list div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 13px 14px;
  background: rgba(18,18,20,.96);
}

.capability-list dt {
  color: rgba(255,255,255,.72);
  font-size: 14px;
}

.capability-list dd {
  margin: 0;
  color: #a9a9ae;
  font-size: 13px;
  font-weight: 750;
  text-align: right;
}

.capability-list dd[data-state="available"] { color: #54e084; }
.capability-list dd[data-state="warning"] { color: #ffb84a; }
.capability-list dd[data-state="unavailable"] { color: #ff7772; }

.capability-note,
.privacy-note {
  margin: 16px 0 0;
  color: rgba(255,255,255,.74);
  font-size: 13px;
  line-height: 1.5;
}

.privacy-note {
  padding-top: 14px;
  color: rgba(255,255,255,.5);
  border-top: 1px solid rgba(255,255,255,.1);
  font-size: 12px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

@media (min-width: 900px) {
  .prompt-bar { left: 50%; right: auto; width: min(620px, calc(100vw - 32px)); transform: translateX(-50%); }
}

@media (max-width: 520px) {
  .capability-card { padding: 18px; }
  .capability-list div { align-items: flex-start; }
}

@media (display-mode: fullscreen) {
  .top-controls { padding-top: max(18px, env(safe-area-inset-top)); }
}