:root {
  color-scheme: dark;
  --bg: #0d1012;
  --fg: #e7ebed;
  --muted: #8f9aa1;
  --card: #161a1d;
  --field: #0f1316;
  --line: #2b3236;
  --track: #252c30;
  --primary: #7fa2ff;
  --on-primary: #0b1020;
  --ok: #4cc27f;
  --warn: #f0b04a;
  --err: #ff6b5e;
  --err-solid: #d63a2e;   /* fond plein portant du texte blanc */
  --ok-solid: #1f8f55;
  --ok-bg: #112619;
  --warn-bg: #2b2112;
  --err-bg: #2f1714;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif;
}

main {
  max-width: 1040px;
  margin: 0 auto;
  padding: 16px 16px 110px;
  display: grid;
  gap: 12px;
}
main.narrow { max-width: 600px; }

.top { display: flex; justify-content: space-between; align-items: flex-end; gap: 12px; margin-bottom: -12px; } /* les pattes de l’oiseau touchent le haut de la première carte */
.top > .top-right, .top > .warn { margin-bottom: 14px; }
.top > .warn { flex: 1; font-size: 0.8rem; text-align: right; }
h1 { font-size: 1.25rem; line-height: 1.2; margin: 0; letter-spacing: -0.01em; }
h1 { display: flex; align-items: flex-end; gap: 12px; }
h1 .logo { height: 64px; width: auto; flex: none; display: block; }
h1 .ttl { display: grid; gap: 1px; padding-bottom: 14px; }
h1 small { color: var(--muted); font-weight: 400; font-size: 0.9rem; }
h2 { font-size: 1rem; line-height: 1.3; margin: 0; }
h3 { font-size: 0.9rem; line-height: 1.3; margin: 0; }
p { margin: 0; color: var(--muted); }
.hint { font-size: 0.82rem; }

/* ------------------------------------------------------------ cartes et blocs */

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  display: grid;
  gap: 10px;
  align-content: start;
}
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.block { display: grid; gap: 8px; padding-top: 10px; border-top: 1px solid var(--line); }
.block-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; }
.top-grid { display: grid; gap: 12px; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: stretch; }
.pair { display: grid; gap: 10px; grid-template-columns: 1fr 1fr; }

#app { display: grid; gap: 12px; }

/* ------------------------------------------------------------ formulaires */

label { display: grid; gap: 3px; font-size: 0.82rem; color: var(--muted); }
label.check { display: flex; gap: 8px; align-items: flex-start; }
label.check input { margin-top: 3px; }

select, input[type="text"], input[type="password"] {
  width: 100%;
  padding: 5px 8px;
  font: inherit;
  color: var(--fg);
  background: var(--field);
  border: 1px solid var(--line);
  border-radius: 8px;
}
select:disabled { opacity: 0.5; }
input[type="range"] { accent-color: var(--primary); }

button {
  font: inherit;
  padding: 6px 12px;
  color: var(--fg);
  background: var(--field);
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
}
button.primary { color: var(--on-primary); background: var(--primary); border-color: var(--primary); font-weight: 600; }
button.quiet { background: transparent; color: var(--muted); font-size: 0.9rem; padding: 6px 12px; }
button:disabled { opacity: 0.45; cursor: default; }
button:focus-visible, select:focus-visible, input:focus-visible, summary:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

.row { display: flex; gap: 8px; flex-wrap: wrap; }
.row input { flex: 1; min-width: 0; }

details.more > summary { cursor: pointer; color: var(--muted); font-size: 0.82rem; width: fit-content; }
details.more[open] > summary { margin-bottom: 8px; }
details.more > :not(summary) + :not(summary) { margin-top: 10px; }

/* ------------------------------------------------------------ voies : vumètre + coupure */

.strip { display: grid; gap: 4px; }
.strip-head { display: flex; justify-content: space-between; gap: 8px; font-size: 0.82rem; color: var(--muted); }
.strip-state { color: var(--err); font-weight: 600; }
.strip-body { display: flex; align-items: center; gap: 8px; }

button.icon {
  flex: none;
  width: 34px;
  height: 34px;
  padding: 0;
  display: grid;
  place-items: center;
}
.ic { width: 18px; height: 18px; }
.icon .ic-off { display: none; }
.icon[aria-pressed="true"] { background: var(--err-solid); border-color: var(--err-solid); color: #fff; }
.icon[aria-pressed="true"] .ic-on { display: none; }
.icon[aria-pressed="true"] .ic-off { display: block; }
.strip.muted .meter { opacity: 0.4; }

/* Vumètre à segments : remplissage rogné selon le niveau (voir setMeter), repère de crête qui retombe. */
.meter {
  position: relative;
  flex: 1;
  height: 14px;
}
.meter::before, .meter .fill {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 3px;
  -webkit-mask-image: repeating-linear-gradient(90deg, #000 0 5px, transparent 5px 7px);
  mask-image: repeating-linear-gradient(90deg, #000 0 5px, transparent 5px 7px);
}
.meter::before { background: var(--track); }
.meter .fill {
  background: linear-gradient(90deg, var(--ok) 0 68%, var(--warn) 68% 88%, var(--err) 88%);
  clip-path: inset(0 100% 0 0);
}
.meter .peak {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 2px;
  margin-left: -2px;
  background: var(--fg);
  opacity: 0;
}

/* ------------------------------------------------------------ statut de la session */

.pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  border-radius: 8px;
  background: var(--field);
  border: 1px solid var(--line);
  color: var(--fg);
  font-weight: 600;
}
.pill .dot { flex: none; width: 9px; height: 9px; border-radius: 50%; background: var(--muted); }
.pill[data-kind="ok"] { background: var(--ok-bg); border-color: var(--ok); }
.pill[data-kind="ok"] .dot { background: var(--ok); }
.pill[data-kind="wait"] { background: var(--warn-bg); border-color: var(--warn); }
.pill[data-kind="wait"] .dot { background: var(--warn); }
.pill[data-kind="error"] { background: var(--err-bg); border-color: var(--err); }
.pill[data-kind="error"] .dot { background: var(--err); }

.clock { font-variant-numeric: tabular-nums; color: var(--muted); font-size: 0.9rem; }

.tiles { display: grid; gap: 6px; grid-template-columns: 1fr 1fr; }
.tile {
  display: grid;
  gap: 0;
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--line);
  border-radius: 8px;
  min-width: 0;
}
.tile .k { font-size: 0.75rem; color: var(--muted); }
.tile .v { font-weight: 600; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.tile[data-tone="ok"] { border-left-color: var(--ok); }
.tile[data-tone="warn"] { border-left-color: var(--warn); }
.tile[data-tone="rec"] { border-left-color: var(--err); background: var(--err-bg); }

.stats { font-variant-numeric: tabular-nums; color: var(--muted); font-size: 0.8rem; min-height: 1.2em; }
.warn { color: var(--err); font-size: 0.85rem; }

ol#log { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; max-height: 220px; overflow: auto; font-size: 0.85rem; }
ol#log time { color: var(--muted); font-variant-numeric: tabular-nums; margin-right: 6px; }
ol#log .empty { color: var(--muted); }

/* ------------------------------------------------------------ enregistrement et fichiers */

progress { width: 100%; height: 10px; accent-color: var(--ok); }
#recv-status[data-kind="error"], .xfer-text[data-kind="error"] { color: var(--err); }
.xfer-text[data-kind="ok"] { color: var(--ok); font-weight: 600; }
.xfer-text { font-size: 0.85rem; color: var(--muted); }
.block > p, .rec-box p { font-size: 0.9rem; }
button.rec { font-weight: 600; padding: 11px 18px; }
.rec-dot { color: var(--err); }
button.rec.on { background: var(--err-solid); border-color: var(--err-solid); color: #fff; }
button.rec.on .rec-dot { color: #fff; }
.rec-item { display: grid; gap: 8px; padding-top: 8px; border-top: 1px solid var(--line); }
.rec-item:first-child { border-top: 0; padding-top: 0; }
.rec-item .name { overflow-wrap: anywhere; font-size: 0.9rem; }
#rec-note[data-kind="live"], #rec-status[data-kind="live"] { color: var(--err); font-weight: 600; }
#rec-status[data-kind="error"] { color: var(--err); }

@media (prefers-reduced-motion: no-preference) {
  button.rec.on .rec-dot { animation: blink 1.4s steps(2, jump-none) infinite; }
  @keyframes blink { 50% { opacity: 0.25; } }
}


/* ------------------------------------------------------------ en-tête : voyants d'enregistrement */

.top-right { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.light {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--err-solid);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
}
.light i { width: 9px; height: 9px; border-radius: 50%; background: #fff; }

/* ------------------------------------------------------------ réglages : une voie = périphérique + vumètre */

.channel {
  display: grid;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--field);
}
.channel select { background: var(--card); }
.channel .strip-head { color: var(--fg); font-weight: 600; }
.channel .strip-state { font-weight: 600; }
.channel .meter { height: 14px; }
.channel button.icon { background: var(--card); }
.channel button.icon[aria-pressed="true"] { background: var(--err-solid); }

/* ------------------------------------------------------------ zone enregistrement */

.rec-section { display: grid; gap: 12px; }
.rec-grid { display: grid; gap: 12px; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: stretch; }
.rec-card { gap: 12px; border-top: 4px solid var(--line); }
.rec-card:has(.voyant[data-state="rec"]) { border-top-color: var(--err); }
.rec-card:has(.voyant[data-state="ok"]) { border-top-color: var(--ok); }
.rec-card:has(.voyant[data-state="warn"]) { border-top-color: var(--warn); }
.rec-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.rec-head p { font-size: 0.85rem; margin-top: 2px; }

.badge {
  flex: none;
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--field);
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.badge[data-tone="rec"] { background: var(--err-solid); border-color: var(--err-solid); color: #fff; }
.badge[data-tone="ok"] { background: var(--ok-bg); border-color: var(--ok); color: var(--ok); }
.badge[data-tone="warn"] { background: var(--warn-bg); border-color: var(--warn); color: var(--warn); }

.live { display: flex; align-items: center; gap: 14px; padding: 10px 12px; border-radius: 10px; background: var(--field); border: 1px solid var(--line); }
.live-title { font-size: 1rem; font-weight: 700; line-height: 1.3; }
.live-sub { color: var(--muted); font-size: 0.9rem; overflow-wrap: anywhere; }

.voyant {
  flex: none;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--track);
  border: 2px solid var(--line);
}
.voyant[data-state="rec"] { background: var(--err); border-color: var(--err); box-shadow: 0 0 0 6px var(--err-bg), 0 0 20px var(--err); }
.voyant[data-state="ok"] { background: var(--ok); border-color: var(--ok); box-shadow: 0 0 0 6px var(--ok-bg); }
.voyant[data-state="warn"] { background: var(--warn); border-color: var(--warn); box-shadow: 0 0 0 6px var(--warn-bg); }

button.rec-btn {
  width: 100%;
  padding: 10px 16px;
  font-size: 1rem;
  font-weight: 700;
  border-width: 2px;
}
button.rec-btn:not(:disabled):hover { border-color: var(--err); }
button.rec-btn.on { background: var(--err-solid); border-color: var(--err-solid); color: #fff; }
button.rec-btn.on .rec-dot { color: #fff; }

/* Avancement du fichier de l'invité : une vraie suite d'étapes. */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); counter-reset: step; }
.step {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 6px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
}
.step::before {
  counter-increment: step;
  content: counter(step);
  position: relative;
  z-index: 1;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--track);
  color: var(--muted);
  font-weight: 700;
}
.step::after {
  content: "";
  position: absolute;
  top: 13px;
  left: calc(50% + 20px);
  right: calc(-50% + 20px);
  height: 2px;
  background: var(--track);
}
.step:last-child::after { display: none; }
.step[data-state="active"]::before { background: var(--warn); color: #1b1300; }
.step[data-state="rec"]::before { background: var(--err-solid); color: #fff; }
.step[data-state="done"]::before { content: "✓"; background: var(--ok); color: #fff; }
.step[data-state="done"] { color: var(--fg); }
.step[data-state="done"]::after { background: var(--ok); }
.step[data-state="active"], .step[data-state="rec"] { color: var(--fg); font-weight: 600; }

@media (prefers-reduced-motion: no-preference) {
  .voyant[data-state="rec"], .light i { animation: pulse 1.4s ease-in-out infinite; }
  @keyframes pulse { 50% { opacity: 0.45; } }
}


/* ------------------------------------------------------------ discussion écrite : bouton bulle + volet */

.fab {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 30;
  display: grid;
  justify-items: center;
  gap: 6px;
  padding: 0;
  background: none;
  border: 0;
  color: var(--primary);
}
.fab-bubble { width: 68px; height: 62px; filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.5)); transition: transform 0.15s; }
.fab:hover .fab-bubble { transform: scale(1.06); }
.fab-label {
  padding: 3px 12px;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--line);
  color: var(--fg);
  font-size: 0.8rem;
  font-weight: 600;
}

.chat-backdrop { display: none; }
.chat-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 40;
  width: min(400px, 100vw);
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  background: var(--card);
  border-left: 1px solid var(--line);
  box-shadow: -12px 0 32px rgba(0, 0, 0, 0.45);
  visibility: hidden;
  transform: translateX(100%);
}
.chat-drawer.open { visibility: visible; transform: none; }
@media (prefers-reduced-motion: no-preference) {
  .chat-drawer { transition: transform 0.22s ease, visibility 0s linear 0.22s; }
  .chat-drawer.open { transition: transform 0.22s ease, visibility 0s; }
}

/* Téléphone : feuille qui monte du bas de l'écran, avec un fond assombri ; un message reçu l'ouvre d'office. */
@media (max-width: 700px) {
  .chat-drawer {
    top: auto;
    left: 0;
    width: auto;
    height: min(80dvh, 640px);
    padding-bottom: calc(16px + env(safe-area-inset-bottom));
    border-left: 0;
    border-top: 1px solid var(--line);
    border-radius: 16px 16px 0 0;
    transform: translateY(100%);
  }
  .chat-backdrop.on { display: block; position: fixed; inset: 0; z-index: 35; background: rgba(0, 0, 0, 0.55); }
  .fab { right: 14px; bottom: 14px; }
}
.chat-list {
  list-style: none;
  margin: 0;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
  min-height: 120px;
  overflow-y: auto;
  background: var(--field);
  border: 1px solid var(--line);
  border-radius: 10px;
}
.chat-list .empty { margin: auto; color: var(--muted); font-size: 0.9rem; }
.msg { display: grid; gap: 2px; max-width: 78%; }
.msg[data-who="me"] { align-self: flex-end; justify-items: end; }
.msg[data-who="them"] { align-self: flex-start; justify-items: start; }
.msg .who { font-size: 0.8rem; color: var(--muted); }
.bubble { padding: 8px 12px; overflow-wrap: anywhere; white-space: pre-wrap; border: 1px solid transparent; }
.msg[data-who="me"] .bubble {
  background: color-mix(in srgb, var(--primary) 26%, var(--card));
  border-radius: 12px 12px 4px 12px;
}
.msg[data-who="them"] .bubble {
  background: var(--card);
  border-color: var(--line);
  border-radius: 12px 12px 12px 4px;
}
.msg .meta { display: flex; align-items: center; gap: 8px; font-size: 0.75rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.msg[data-state="pending"] .bubble { opacity: 0.6; }
.msg[data-state="error"] .bubble { border-color: var(--err); }
.msg .why { color: var(--err); }
.msg .meta button { padding: 2px 8px; font-size: 0.8rem; }
.quick { display: flex; flex-wrap: wrap; gap: 8px; }
.quick button { padding: 5px 12px; border-radius: 999px; font-size: 0.85rem; }

/* ------------------------------------------------------------ petits écrans */

@media (max-width: 860px) {
  .top-grid, .rec-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  main { padding: 12px 12px 110px; }
  .pair { grid-template-columns: 1fr; }
  .card-head:has(label.check) { flex-wrap: wrap; }
}
@media (max-width: 380px) {
  .tiles { grid-template-columns: 1fr; }
}

/* Réglages et session : même hauteur ; les deux voies se partagent la place restante. */
@media (min-width: 861px) {
  .top-grid > .card.settings { grid-template-rows: auto auto 1fr 1fr auto; }
  .top-grid > .card.settings .channel { align-content: center; gap: 10px; }
}

/* ------------------------------------------------------------ appel : statut + raccrocher sur une ligne */

.status-row { display: flex; align-items: stretch; gap: 8px; }
.status-row .pill { flex: 1; min-width: 0; }
.call-btn { display: inline-flex; align-items: center; gap: 8px; padding: 3px 12px 3px 4px; font-weight: 600; white-space: nowrap; }
.call-ic { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 7px; background: var(--track); color: var(--muted); }
.call-ic svg { width: 18px; height: 18px; }
.call-btn.hangup .call-ic svg { transform: rotate(135deg); }
.call-btn.hangup:not(:disabled) { border-color: var(--err-solid); }
.call-btn.hangup:not(:disabled) .call-ic { background: var(--err-solid); color: #fff; }
.call-btn.redial { border-color: var(--ok-solid); }
.call-btn.redial .call-ic { background: var(--ok-solid); color: #fff; }

/* Statut : le cadre garde sa taille ; un texte trop long défile en boucle à l'intérieur */
.status-row .pill { flex: 1 1 0; min-width: 0; height: 36px; padding-top: 0; padding-bottom: 0; overflow: hidden; }
.marq { flex: 1; min-width: 0; overflow: hidden; white-space: nowrap; }
.marq .track { display: inline-flex; }
.marq .copy { display: none; }
.marq.scroll .txt, .marq.scroll .copy { display: inline-block; padding-right: 48px; }
.marq.scroll .track { animation: marq var(--dur, 12s) linear infinite; will-change: transform; }
.marq.scroll:hover .track { animation-play-state: paused; }
@keyframes marq { to { transform: translateX(-50%); } }
.call-btn.redial:disabled { border-color: var(--line); }
.call-btn.redial:disabled .call-ic { background: var(--track); color: var(--muted); }
.card { grid-template-columns: minmax(0, 1fr); }
.status-row { min-width: 0; }
.call-btn.hangup:disabled { display: none; } /* pas de bouton « Raccrocher » grisé : il n’apparaît que pendant un appel */

/* ------------------------------------------------------------ mode Duplex */

body:not([data-mode="duplex"]) .only-duplex { display: none !important; }
body[data-mode="duplex"] .only-interview { display: none !important; }

.head-tools { display: flex; align-items: center; gap: 10px; }
.mode-switch { display: inline-flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: var(--field); }
.mode-switch button { border: 0; border-radius: 0; background: transparent; color: var(--muted); padding: 3px 12px; font-size: 0.85rem; font-weight: 600; }
.mode-switch button + button { border-left: 1px solid var(--line); }
.mode-switch button[aria-checked="true"] { background: var(--primary); color: var(--on-primary); }
.mode-switch button:disabled { opacity: 0.55; }

.tiles .tile:last-child:nth-child(odd) { grid-column: 1 / -1; }

.ret { display: grid; gap: 8px; margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--line); }
.card > .ret { margin-top: 0; }
#ret-result[data-kind="ok"] { color: var(--ok); }
#ret-result[data-kind="error"] { color: var(--err); font-weight: 600; }
#ret-result[data-kind="live"] { color: var(--warn); }
ol.how { margin: 0; padding-left: 20px; display: grid; gap: 4px; color: var(--muted); font-size: 0.85rem; }
ol.how b, details.more p b { color: var(--fg); }
details.more p { font-size: 0.85rem; }

label.inline { display: flex; align-items: center; gap: 10px; }
label.inline select { flex: 1; min-width: 0; width: auto; }
.row select { flex: 1; min-width: 0; width: auto; }
.top-grid > .card.settings .ret { margin-top: 0; }
body[data-mode="duplex"] .top-grid > .card.settings { grid-template-rows: auto auto 1fr 1fr auto auto; }

@media (max-width: 700px) {
  .top { flex-wrap: wrap; }
  .top > .warn { order: -1; flex-basis: 100%; text-align: left; margin-bottom: 6px; }
}

/* Duplex : appel entrant à valider côté invité */
.incoming { display: grid; gap: 8px; padding: 10px 12px; border: 2px solid var(--warn); border-radius: 10px; background: var(--warn-bg); animation: ring 1.4s ease-in-out infinite; }
.incoming strong { font-size: 1.05rem; }
.incoming span { color: var(--muted); font-size: 0.85rem; }
.incoming .row { gap: 8px; }
.incoming .call-btn { flex: 1 1 140px; justify-content: center; padding-top: 6px; padding-bottom: 6px; }
@keyframes ring { 50% { box-shadow: 0 0 0 4px rgba(240, 176, 74, 0.35); } }
@media (prefers-reduced-motion: reduce) { .incoming { animation: none; } }

.fatal { background: var(--err-bg); color: var(--err); border: 1px solid var(--err); border-radius: 8px; margin: 8px 12px; padding: 8px 12px; font-size: 0.9rem; }
.ver { text-align: center; font-size: 0.72rem; color: var(--muted); opacity: 0.7; }
.fatal a { color: var(--fg); font-weight: 600; }