:root { --bg: #fbfbfa; --card: #fff; --ink: #111; --ink-2: #6b6b6b; --ink-3: #a3a3a3; --line: #e2e2df; --line-2: #cfcfcb; --accent: #111; --ok: #2e9e4f; --warn: #c98a12; --err: #c4453a; --mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace; --sans: ui-sans-serif, system-ui, "Segoe UI", Helvetica, Arial, sans-serif; color-scheme: light; }
[data-theme="dark"] { --bg: #121212; --card: #1e1e1e; --ink: #e8e8e8; --ink-2: #a0a0a0; --ink-3: #777; --line: #333; --line-2: #444; --accent: #fff; --ok: #4caf50; --warn: #ff9800; --err: #f44336; }

* { box-sizing: border-box; }

/* .panel/.composer impostano display: grid, che batte il display:none dello UA per [hidden] */
[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 14px/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-underline-offset: 2px; }

/* ---------------------------------------------------------------- topbar */

.topbar {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 18px 28px;
  border-bottom: 1px solid var(--line);
  background: var(--card);
  position: sticky;
  top: 0;
  z-index: 5;
}

.brand { font-size: 19px; font-weight: 700; letter-spacing: -0.02em; }
.tagline { color: var(--ink-3); font-size: 12px; font-family: var(--mono); }

.link { margin-left: auto; border: 0; background: none; color: var(--ink-2); font: inherit; font-size: 12px; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; padding: 0; }
.link:hover { color: var(--ink); }

[data-searching] .btn, [data-searching] .link, [data-searching] textarea, [data-searching] input[type=range] { opacity: .5; pointer-events: none; }
[data-searching] .btn-primary { opacity: .3; }

[data-theme="dark"] .link { color: #aaa; }
[data-theme="dark"] .link:hover { color: #fff; }

main { max-width: 1080px; margin: 0 auto; padding: 26px 28px 60px; }

/* ---------------------------------------------------------------- pannelli */

.panel, .composer, .layer {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 5px;
}

.panel { padding: 18px; margin-bottom: 18px; display: grid; gap: 12px; }

.field { display: grid; gap: 5px; }
.field > span { font-size: 11px; font-family: var(--mono); color: var(--ink-2); }
.field a { color: var(--ink-3); font-size: 10px; margin-left: 4px; }

input[type=password], input[type=text], textarea {
  font: 400 13px/1.5 var(--mono);
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line-2);
  border-radius: 4px;
  padding: 8px 10px;
  width: 100%;
}
input:focus, textarea:focus { outline: 2px solid var(--ink); outline-offset: -1px; background: var(--card); }
::placeholder { color: var(--ink-3); opacity: 1; }

.panel-actions { display: flex; align-items: center; gap: 10px; }
.note { font-size: 11px; font-family: var(--mono); color: var(--ok); }

/* ---------------------------------------------------------------- composer */

.composer { padding: 18px; display: grid; gap: 16px; }

#prompt {
  font-size: 15px;
  line-height: 1.6;
  min-height: 84px;
  resize: vertical;
}

.console {
  display: flex;
  flex-wrap: wrap;
  gap: 26px 40px;
  align-items: flex-start;
  justify-content: space-between;
}

.transport { display: flex; gap: 8px; }

.globals { display: grid; gap: 10px; min-width: 320px; flex: 1; max-width: 440px; }
.globals .knob { grid-template-columns: 92px 1fr 88px; }

.composer-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.count {
  display: inline-flex; align-items: center; gap: 7px;
  font: 400 11px/1 var(--mono); color: var(--ink-2);
  border: 1px solid var(--line-2); border-radius: 4px; padding: 0 4px 0 10px;
}
.count input {
  width: 44px; padding: 8px 4px; border: 0; background: none; text-align: center;
  font: 400 13px/1 var(--mono); color: var(--ink);
}
.count input:focus { outline: 0; }
.count:focus-within { border-color: var(--ink); }

/* ---------------------------------------------------------------- bottoni */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font: 400 13px/1 var(--sans);
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line-2);
  border-radius: 4px;
  padding: 9px 14px;
  cursor: pointer;
  transition: background .12s, border-color .12s;
}
.btn:hover { background: #f2f2ef; border-color: var(--ink-3); }
.btn:active { background: #e8e8e4; }

.btn-primary { background: var(--ink); color: #fff; border-color: var(--ink); font-weight: 500; }
.btn-primary:hover { background: #333; border-color: #333; }

.btn.on { border-color: var(--err); color: var(--err); }
.btn.on .ic-rec { animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: .2; } }

.ic { width: 9px; height: 9px; background: currentColor; }
.ic-play { clip-path: polygon(0 0, 100% 50%, 0 100%); }
.ic-stop { clip-path: inset(0); }
.ic-rec { border-radius: 50%; background: var(--err); }

body[data-playing] #btn-play { border-color: var(--ok); color: var(--ok); }

/* ---------------------------------------------------------------- slider */

.knob {
  display: grid;
  grid-template-columns: 72px 1fr 88px;
  align-items: center;
  gap: 10px;
}
.knob-name {
  font: 400 10px/1 var(--mono);
  color: var(--ink-3);
  text-transform: lowercase;
  letter-spacing: .04em;
}
.knob output {
  font: 400 10px/1 var(--mono);
  color: var(--ink-2);
  text-align: right;
  white-space: nowrap;
}

input[type=range] {
  -webkit-appearance: none;
  appearance: none;
  background: none;
  width: 100%;
  height: 16px;
  cursor: pointer;
  margin: 0;
}
input[type=range]::-webkit-slider-runnable-track { height: 1px; background: var(--line-2); }
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 11px; height: 8px; margin-top: -4px;
  background: var(--ink);
  clip-path: polygon(50% 100%, 0 0, 100% 0);
}
input[type=range]::-moz-range-track { height: 1px; background: var(--line-2); }
input[type=range]::-moz-range-thumb {
  border: 0; border-radius: 0;
  width: 11px; height: 8px;
  background: var(--ink);
  clip-path: polygon(50% 100%, 0 0, 100% 0);
}
input[type=range]:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

/* ---------------------------------------------------------------- stato */

.status {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 auto 0 0;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 4px;
  font: 400 12px/1 var(--mono);
  color: var(--ink-2);
  background: var(--bg);
}

.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ink-3); flex: none; }
[data-tone=ok] .dot, [data-state=ready] .dot { background: var(--ok); }
[data-tone=warn] .dot { background: var(--warn); }
[data-tone=busy] .dot, [data-state=searching] .dot { background: var(--warn); animation: pulse 1s ease-in-out infinite; }
[data-state=error] .dot { background: var(--err); }
@keyframes pulse { 50% { opacity: .25; } }

/* ---------------------------------------------------------------- layer */

#layers { display: grid; gap: 10px; margin-top: 18px; }

.layer { padding: 14px 16px; }
.layer[data-state=error] { border-color: #eccbc7; }

.layer-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }

.leds { display: flex; gap: 2px; width: 50px; }
.leds i { display: block; width: 6px; height: 8px; background: var(--ink-2); border-radius: 2px; transition: background .1s; }
.leds i.on { background: var(--ok); }

.kind {
  font: 400 10px/1 var(--mono);
  color: var(--ink-2);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 4px 6px;
  cursor: pointer;
}
.kind:hover { border-color: var(--ink-3); color: var(--ink); }

.layer-head h2 { margin: 0; font-size: 16px; font-weight: 600; letter-spacing: -0.01em; }
.layer-head .q { font: 400 12px/1 var(--mono); color: var(--ink-3); }
.layer-head .state {
  margin-left: auto;
  display: flex; align-items: center; gap: 7px;
  font: 400 11px/1 var(--mono); color: var(--ink-2);
}

.credit {
  margin: 8px 0 12px;
  font: 400 11px/1.6 var(--mono);
  color: var(--ink-3);
  min-height: 18px;
}
.credit a { color: var(--ink-2); }
.credit span::before { content: " · "; }

.layer-body { display: flex; gap: 20px; align-items: center; }
.knobs { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 8px 34px; flex: 1; }

.layer-btns { display: flex; gap: 4px; flex: none; }
.layer-btns button {
  width: 26px; height: 26px;
  font: 400 11px/1 var(--mono);
  color: var(--ink-2);
  background: var(--card);
  border: 1px solid var(--line-2);
  border-radius: 3px;
  cursor: pointer;
}
.layer-btns button:hover { background: #f2f2ef; color: var(--ink); }
.layer-btns button.on { background: var(--ink); border-color: var(--ink); color: #fff; }

.footer { margin-top: 28px; font: 400 11px/1.6 var(--mono); color: var(--ink-3); }

/* ---------------------------------------------------------------- stretto */

@media (max-width: 720px) {
  main { padding: 18px 14px 48px; }
  .topbar { padding: 14px; }
  .tagline { display: none; }
  .console { flex-direction: column; gap: 18px; }
  .globals { max-width: none; min-width: 0; }
  .layer-body { flex-direction: column; align-items: stretch; }
  .layer-btns { justify-content: flex-end; }
  .layer-head .state { margin-left: 0; width: 100%; }
}

.count input#add-query { width: 150px; text-align: left; }