:root {
  --amber: #ffa305;
  --orange: #ce7f00;
  --brown: #784b0e;
  --bg: #141414;
  --surface: #1f1f1f;
  --surface-2: #2a2a2a;
  --text: #f2f2f2;
  --text-dim: #a5a5a5;
  --green: #7be87b;
  --red: #ff5c5c;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  height: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  display: flex;
  flex-direction: column;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) 0 env(safe-area-inset-left);
  -webkit-tap-highlight-color: transparent;
}

.app-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
}

.wordmark {
  height: 34px;
  width: auto;
}

.app-title {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
}

main {
  flex: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 640px;
  margin: 0 auto;
  padding: 0 0.75rem calc(1rem + env(safe-area-inset-bottom));
}

#live-view,
#result-view {
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.75rem;
}

[hidden] {
  display: none !important;
}

/* --- viewfinder --- */

.viewfinder {
  position: relative;
  background: #000;
  border-radius: 14px;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  max-height: 62vh;
}

.viewfinder video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.overlay-message {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 1.5rem;
  text-align: center;
  background: rgba(0, 0, 0, 0.85);
  color: var(--text);
}

.status-pill {
  position: absolute;
  top: 0.75rem;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
}

.status-pill::before {
  content: "";
  display: inline-block;
  width: 0.55em;
  height: 0.55em;
  border-radius: 50%;
  margin-right: 0.45em;
  background: var(--text-dim);
}

.status-pill[data-state="verified"]::before { background: var(--green); }
.status-pill[data-state="syncing"]::before { background: var(--amber); }
.status-pill[data-state="device"]::before { background: var(--amber); }
.status-pill[data-state="error"]::before { background: var(--red); }
.status-pill[data-state="error"] { color: #ffbdbd; }
.status-pill[data-state="device"] { color: var(--amber); }

/* --- warnings --- */

.warning-banner {
  background: #3a2410;
  border: 1px solid var(--amber);
  color: #ffd899;
  border-radius: 10px;
  padding: 0.75rem 1rem;
  font-size: 0.88rem;
  line-height: 1.45;
}

/* --- drive upload bar --- */

.drive-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  background: var(--surface);
  border: 1px solid #2e2e2e;
  border-radius: 10px;
  padding: 0.5rem 0.8rem;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.drive-bar[data-state="ok"] #drive-status-text { color: var(--green); }
.drive-bar[data-state="pending"] #drive-status-text { color: var(--amber); }
.drive-bar[data-state="error"] #drive-status-text { color: var(--red); }

.drive-bar-actions {
  display: flex;
  gap: 0.4rem;
  flex-shrink: 0;
}

.btn-mini {
  padding: 0.35rem 0.7rem;
  border-radius: 8px;
  border: none;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--amber);
  color: #201200;
}

.btn-mini-ghost {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid #3d3d3d;
}

.upload-status {
  font-size: 0.8rem;
  text-align: center;
  color: var(--text-dim);
}

.upload-status[data-state="done"] { color: var(--green); }
.upload-status[data-state="pending"] { color: var(--amber); }
.upload-status[data-state="error"] { color: var(--red); }

/* --- controls --- */

.controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  margin-top: auto;
}

.mode-row {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.mode-row .mode-label { transition: color 0.15s; }

.mode-row:has(#mode-toggle:not(:checked)) #label-net { color: var(--green); font-weight: 600; }
.mode-row:has(#mode-toggle:checked) #label-device { color: var(--amber); font-weight: 600; }

.switch {
  position: relative;
  width: 52px;
  height: 30px;
  flex-shrink: 0;
}

.switch input {
  opacity: 0;
  width: 100%;
  height: 100%;
  position: absolute;
  z-index: 1;
  cursor: pointer;
}

.slider {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid #3d3d3d;
  transition: background 0.15s;
}

.slider::before {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--green);
  transition: transform 0.15s, background 0.15s;
}

.switch input:checked + .slider {
  background: #3a2410;
  border-color: var(--amber);
}

.switch input:checked + .slider::before {
  transform: translateX(22px);
  background: var(--amber);
}

.live-clock {
  font-family: Consolas, "Roboto Mono", "SF Mono", Menlo, monospace;
  font-size: 1.15rem;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  letter-spacing: 0.03em;
}

.shutter {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  border: 4px solid var(--amber);
  background: radial-gradient(circle at 50% 40%, #fff, #e8e8e8);
  cursor: pointer;
  transition: transform 0.08s, opacity 0.15s;
}

.shutter:active {
  transform: scale(0.92);
}

.shutter:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* --- result view --- */

.result-frame {
  background: #000;
  border-radius: 14px;
  overflow: hidden;
}

.result-frame img {
  width: 100%;
  display: block;
}

.result-meta {
  font-family: Consolas, "Roboto Mono", "SF Mono", Menlo, monospace;
  font-size: 0.8rem;
  text-align: center;
  color: var(--green);
  overflow-wrap: anywhere;
}

.result-meta[data-mode="device"] {
  color: var(--amber);
}

.result-actions {
  display: flex;
  gap: 0.6rem;
  margin-top: auto;
}

.btn {
  flex: 1;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: none;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: filter 0.1s;
}

.btn:active {
  filter: brightness(1.15);
}

.btn-primary {
  background: var(--amber);
  color: #201200;
}

.btn-secondary {
  background: var(--surface-2);
  color: var(--text);
}

.btn-ghost {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid #3d3d3d;
}