:root {
  --bg: #07090c;
  --panel: #0e1217;
  --line: #1d252e;
  --text: #e8edf2;
  --muted: #7d8a96;
  --accent: #ff9f2e;      /* Friday amber */
  --accent-2: #ffd08a;
  --cool: #5fd4ff;        /* listening */
  --danger: #ff5a5a;
  --font: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  background: radial-gradient(ellipse at 50% 30%, #121820 0%, var(--bg) 70%);
  background-color: var(--bg);
  color: var(--text);
  font: 16px/1.45 var(--font);
  display: flex;
  flex-direction: column;
  padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom);
  overflow: hidden;
  -webkit-tap-highlight-color: transparent;
}

header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
}
.brand {
  font: 600 15px/1 var(--mono);
  letter-spacing: 0.35em;
  color: var(--accent);
}
.brand.big { font-size: 22px; text-align: center; margin-bottom: 8px; }
.status {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  font: 12px var(--mono);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.status { white-space: nowrap; }
@media (max-width: 420px) {
  header { gap: 8px; }
  .brand { letter-spacing: 0.15em; }
  .status { font-size: 11px; letter-spacing: 0.05em; gap: 6px; }
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent); }
body[data-state="listening"] .dot { background: var(--cool); box-shadow: 0 0 8px var(--cool); }
body[data-state="error"] .dot { background: var(--danger); box-shadow: 0 0 8px var(--danger); }

.icon-btn {
  background: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  color: var(--muted);
  cursor: pointer;
}
.icon-btn.on { color: var(--accent); border-color: rgba(255, 159, 46, 0.5); }
.icon-btn svg, .mic svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  padding: 0 16px;
}
.reactor-wrap {
  position: relative;
  flex: 0 0 auto;
  height: min(42vh, 360px);
  display: grid;
  place-items: center;
}
#reactor { width: 100%; height: 100%; }
.caption {
  position: absolute;
  bottom: 4px;
  left: 0;
  right: 0;
  text-align: center;
  color: var(--cool);
  font-size: 15px;
  min-height: 1.4em;
  padding: 0 8px;
}

.log {
  list-style: none;
  margin: 0;
  padding: 8px 0;
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  mask-image: linear-gradient(to bottom, transparent 0, #000 24px);
}
.log li { max-width: 88%; padding: 9px 13px; border-radius: 14px; overflow-wrap: anywhere; }
.log .you { align-self: flex-end; background: #1a222c; border: 1px solid var(--line); }
.log .friday { align-self: flex-start; background: rgba(255, 159, 46, 0.08); border: 1px solid rgba(255, 159, 46, 0.25); }
.log .friday::before { content: "FRIDAY"; display: block; font: 10px var(--mono); letter-spacing: 0.2em; color: var(--accent); margin-bottom: 2px; }
.log .err { align-self: center; color: var(--danger); font-size: 14px; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; padding-bottom: 8px; }
.chip {
  font: 13px var(--mono);
  color: var(--accent-2);
  background: var(--panel);
  border: 1px solid rgba(255, 159, 46, 0.35);
  border-radius: 999px;
  padding: 6px 12px;
  text-decoration: none;
  display: inline-flex;
  gap: 8px;
  align-items: center;
}
.chip button { background: none; border: 0; color: var(--muted); cursor: pointer; padding: 0; font: inherit; }

.composer {
  display: flex;
  gap: 10px;
  padding: 10px 16px 14px;
  border-top: 1px solid var(--line);
  background: rgba(7, 9, 12, 0.85);
}
.composer input {
  flex: 1;
  min-width: 0;
  background: var(--panel);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 12px;
  padding: 0 14px;
  font: 16px var(--font); /* 16px stops iOS zooming on focus */
  height: 52px;
}
.composer input:focus { outline: none; border-color: var(--accent); }
.mic {
  flex: 0 0 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  background: rgba(255, 159, 46, 0.12);
  color: var(--accent);
  display: grid;
  place-items: center;
  cursor: pointer;
  touch-action: none;
  user-select: none;
}
.mic svg { width: 24px; height: 24px; }
body[data-state="listening"] .mic { border-color: var(--cool); color: var(--cool); background: rgba(95, 212, 255, 0.15); box-shadow: 0 0 0 6px rgba(95, 212, 255, 0.12); }
.mic[hidden], .icon-btn[hidden] { display: none; }
.photo {
  flex: 0 0 44px;
  height: 52px;
  background: none;
  border: 0;
  color: var(--muted);
  display: grid;
  place-items: center;
  cursor: pointer;
  padding: 0;
}
.photo svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.log img { display: block; max-width: 100%; max-height: 180px; border-radius: 10px; margin-bottom: 4px; }
.chip.wide { border-radius: 14px; flex-wrap: wrap; }
.chip.confirm { width: 100%; }
.chip.confirm span { flex: 1 1 100%; white-space: pre-wrap; font: 14px/1.4 var(--font); color: var(--text); }
.chip.wide button.copy.primary { background: var(--accent); color: #1a1004; border-color: var(--accent); font-weight: 600; }
.chip.wide button.copy { color: var(--accent); border: 1px solid rgba(255, 159, 46, 0.5); border-radius: 8px; padding: 4px 10px; }

.lock {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: grid;
  place-items: center;
  padding: 16px;
  z-index: 10;
}
.lock[hidden] { display: none; }
.lock-panel, .lock form, #enroll { width: min(320px, 100%); display: flex; flex-direction: column; gap: 12px; text-align: center; }
.lock-panel { align-items: stretch; }
.lock form[hidden], #enroll[hidden], .lock button[hidden] { display: none; }
.lock p { margin: 0; color: var(--muted); }
.lock input, .lock button.primary {
  height: 48px;
  border-radius: 12px;
  font: 16px var(--font);
  border: 1px solid var(--line);
}
.lock input { background: var(--panel); color: var(--text); padding: 0 14px; text-align: center; }
.lock button.primary { background: var(--accent); color: #1a1004; border: 0; font-weight: 600; cursor: pointer; }
.lock button.link { background: none; border: 0; color: var(--muted); font: 15px var(--font); padding: 8px; cursor: pointer; text-decoration: underline; }
.error { color: var(--danger) !important; min-height: 1.2em; font-size: 14px; }