:root {
  color-scheme: dark;
  --bg: #08120f;
  --card: #10231f;
  --card-2: #15372f;
  --text: #eef8f2;
  --muted: #adc5bb;
  --line: rgba(255,255,255,.12);
  --green: #4ade80;
  --yellow: #facc15;
  --red: #fb7185;
  --blue: #67e8f9;
  --shadow: 0 18px 60px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(103,232,249,.16), transparent 34rem),
    radial-gradient(circle at top right, rgba(74,222,128,.13), transparent 30rem),
    var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.app-header, main, footer { width: min(1120px, calc(100% - 28px)); margin: 0 auto; }
.app-header {
  padding: 28px 0 16px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}
.eyebrow { margin: 0 0 4px; color: var(--blue); font-weight: 700; letter-spacing: .04em; text-transform: uppercase; font-size: .78rem; }
h1 { margin: 0; font-size: clamp(2rem, 7vw, 4.5rem); line-height: .95; }
.subtitle { margin: 10px 0 0; color: var(--muted); font-size: 1.08rem; }

.grid { display: grid; gap: 16px; margin: 16px 0; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card {
  background: linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.02)), var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 20px;
  box-shadow: var(--shadow);
}
.notice { color: #fff8df; background: rgba(250, 204, 21, .12); border-color: rgba(250, 204, 21, .32); }
.section-head { display: flex; justify-content: space-between; gap: 12px; align-items: center; }
h2 { margin: 0 0 16px; font-size: 1.25rem; }
h3 { margin: 12px 0 8px; font-size: 1.35rem; }

label, legend { display: block; color: var(--muted); font-weight: 700; margin: 14px 0 6px; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(0,0,0,.24);
  color: var(--text);
  padding: 12px 13px;
  font: inherit;
}
select { color-scheme: dark; }
select option {
  background: #f4f7f3;
  color: #10231f;
}
select option:checked {
  background: #9cc9ff;
  color: #10231f;
}
.native-select-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.custom-select {
  position: relative;
}
.custom-select-button {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(0,0,0,.24);
  color: var(--text);
  padding: 12px 13px;
  font: inherit;
  font-weight: 500;
  text-align: left;
}
.custom-select-list {
  position: absolute;
  z-index: 40;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  overflow: hidden;
  border: 1px solid rgba(16,35,31,.24);
  border-radius: 14px;
  background: #f4f7f3;
  box-shadow: 0 18px 36px rgba(0,0,0,.35);
}
.custom-select-option {
  display: block;
  width: 100%;
  border: 0;
  border-radius: 0;
  background: #f4f7f3;
  color: #10231f;
  padding: 12px 14px;
  font: inherit;
  font-weight: 750;
  text-align: left;
}
.custom-select-option:hover,
.custom-select-option:focus {
  background: #dcecff;
  outline: none;
}
.custom-select-option.selected {
  background: #bdf4d0;
  color: #07120f;
}
input[type="range"] { accent-color: var(--green); padding: 0; }
fieldset { margin: 16px 0 0; border: 1px solid var(--line); border-radius: 18px; padding: 10px 14px 14px; }
.check { display: flex; gap: 10px; align-items: center; font-weight: 600; margin: 8px 0; color: var(--text); }
.check input { width: auto; }

button {
  border: 0;
  border-radius: 999px;
  padding: 11px 16px;
  font-weight: 800;
  cursor: pointer;
  color: #07120f;
}
.primary { background: var(--green); }
.secondary { background: rgba(255,255,255,.12); color: var(--text); border: 1px solid var(--line); }
.danger { color: #ffdce3; border-color: rgba(251,113,133,.35); }
.button-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.button-row.compact { margin-top: 0; }

.voice-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  margin: 0 0 16px;
  padding: 14px;
  border: 1px solid rgba(103,232,249,.2);
  border-radius: 18px;
  background: rgba(103,232,249,.08);
}
.voice-panel p { margin: 4px 0 0; color: var(--muted); font-size: .92rem; }
.voice-transcript {
  margin: 0 0 14px;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(0,0,0,.22);
  border: 1px solid var(--line);
  color: var(--muted);
}
.listening { animation: pulse 1.2s infinite; }
@keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.03); } }

.pill { border: 1px solid var(--line); border-radius: 999px; padding: 6px 10px; color: var(--muted); font-size: .85rem; }
.traffic { display: flex; gap: 12px; background: rgba(0,0,0,.28); border-radius: 999px; padding: 10px; width: max-content; }
.light { width: 56px; height: 56px; border-radius: 50%; opacity: .25; filter: grayscale(.7); }
.light.red { background: var(--red); }
.light.yellow { background: var(--yellow); }
.light.green { background: var(--green); }
.traffic.red .red, .traffic.yellow .yellow, .traffic.green .green { opacity: 1; filter: none; box-shadow: 0 0 30px currentColor; }
.result-card { background: linear-gradient(135deg, rgba(74,222,128,.08), rgba(250,204,21,.07)), var(--card); }
.meter-row { display: flex; justify-content: space-between; border-top: 1px solid var(--line); padding: 10px 0; color: var(--muted); }
.meter-row strong { color: var(--text); }

.activity-form { display: grid; grid-template-columns: 1fr 90px auto; gap: 8px; }
.quick-actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0; }
.quick-actions button { padding: 8px 10px; font-size: .86rem; }
.activity-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.activity-list li { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.04); }
.activity-main { display: flex; align-items: baseline; flex-wrap: wrap; gap: 8px 14px; min-width: 0; }
.activity-main strong { overflow-wrap: anywhere; }
.activity-list small { color: var(--muted); }
.activity-list button { padding: 6px 10px; flex: 0 0 auto; }
.roby-hint { font-size: 1.15rem; background: rgba(103,232,249,.09); border: 1px solid rgba(103,232,249,.18); padding: 14px; border-radius: 18px; }
.log-list { display: grid; gap: 10px; }
.log-item { padding: 12px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.035); }
.log-item strong { display: block; }
footer { padding: 26px 0 40px; color: var(--muted); text-align: center; }
.muted { color: var(--muted); }
.small { font-size: .92rem; margin: 4px 0 0; }
.chat-card { background: linear-gradient(135deg, rgba(103,232,249,.08), rgba(74,222,128,.05)), var(--card); }
.chat-messages {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 420px;
  overflow: auto;
  padding: 12px;
  border-radius: 18px;
  background: rgba(0,0,0,.18);
  border: 1px solid var(--line);
  scroll-behavior: smooth;
}
.message {
  max-width: min(760px, 94%);
  padding: 12px 14px;
  border-radius: 18px;
  white-space: pre-wrap;
}
.message.roby {
  align-self: flex-start;
  background: rgba(103,232,249,.12);
  border: 1px solid rgba(103,232,249,.22);
}
.message.user {
  align-self: flex-end;
  background: rgba(74,222,128,.14);
  border: 1px solid rgba(74,222,128,.24);
}
.message .who { display: block; color: var(--muted); font-size: .78rem; font-weight: 800; margin-bottom: 4px; }
.chat-form { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin-top: 12px; }
.chat-prompts { margin-top: 12px; }

@media (max-width: 760px) {
  .app-header { flex-direction: column; }
  .grid.two { grid-template-columns: 1fr; }
  .activity-form { grid-template-columns: 1fr; }
  .chat-form { grid-template-columns: 1fr; }
  .voice-panel { grid-template-columns: 1fr; }
  .light { width: 44px; height: 44px; }
}