static/styles.css

/* =====================================================================
   MSG MOTOC — direction artistique « Motocultor 2026 »
   Nuit bleu-vert, cyan turquoise, braise orange, éclairs jaunes.
   Le chrome porte l'esthétique metal ; le fil de messages reste lisible.
   ===================================================================== */

:root {
  /* Nuit */
  --night-900: #050f13;
  --night-850: #071318;
  --night-800: #0a1c22;
  --night-700: #0c2128;
  --night-600: #102a32;
  --night-500: #16353f;

  /* Traits */
  --line: #1d4450;
  --line-bright: #2a5f6e;

  /* Accents */
  --cyan: #48c9d6;
  --cyan-dim: #2f8d99;
  --cyan-deep: #1d6b78;
  --cyan-glow: rgba(72, 201, 214, 0.35);
  --ember: #ee8b3d;
  --ember-dim: #b8632a;
  --lightning: #f7dd54;
  --danger: #d94f4f;
  --success: #5bbf7a;

  /* Texte */
  --text: #dbeef2;
  --text-dim: #8fb2ba;
  --text-faint: #5d838c;

  /* Formes */
  --radius: 14px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* Typo */
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial,
    sans-serif;
  --font-display: 'Haettenschweiler', 'Arial Narrow Bold', Impact, 'Franklin Gothic Bold',
    'Helvetica Neue', sans-serif;

  /* Gouttières sûres (encoche, barre de geste) */
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);

  --header-h: 58px;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  height: 100%;
  margin: 0;
  overscroll-behavior-y: none;
}

body {
  font-family: var(--font-body);
  /* 16px minimum : empêche iOS de zoomer au focus des champs. */
  font-size: 16px;
  line-height: 1.45;
  color: var(--text);
  background: var(--night-850);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Grain photocopie, repris de la texture de l'affiche. */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.055;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-thumb {
  background: var(--line-bright);
  border-radius: 3px;
}

/* --- Typo d'affiche ---------------------------------------------------- */

.display {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.055em;
  font-weight: 400;
  line-height: 1;
}

.glow {
  text-shadow: 0 0 14px var(--cyan-glow), 0 0 34px rgba(72, 201, 214, 0.18);
}

/* ======================================================================
   Écrans
   ====================================================================== */

#app {
  height: 100dvh;
  overflow: hidden;
  position: relative;
}

.screen {
  position: absolute;
  inset: 0;
  display: none;
  flex-direction: column;
  background: var(--night-850);
}

.screen.active {
  display: flex;
}

/* Une vue qui glisse par-dessus (conversation, admin, réglages). */
.screen.overlay {
  z-index: 20;
  animation: slide-in 0.22s cubic-bezier(0.22, 0.61, 0.36, 1);
}

@keyframes slide-in {
  from {
    transform: translateX(100%);
  }
  to {
    transform: translateX(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .screen.overlay {
    animation: none;
  }
}

/* ======================================================================
   Authentification — le seul écran pleinement « affiche »
   ====================================================================== */

#screen-auth {
  background:
    radial-gradient(120% 70% at 50% 108%, rgba(238, 139, 61, 0.26), transparent 62%),
    radial-gradient(90% 55% at 50% -8%, rgba(72, 201, 214, 0.16), transparent 60%),
    linear-gradient(180deg, var(--night-700), var(--night-900));
  justify-content: center;
  padding: calc(var(--safe-top) + 24px) 22px calc(var(--safe-bottom) + 24px);
  overflow-y: auto;
}

.auth-inner {
  width: 100%;
  max-width: 400px;
  margin: auto;
}

.auth-mark {
  text-align: center;
  margin-bottom: 30px;
}

.auth-mark img {
  width: 76px;
  height: 76px;
  border-radius: 20px;
  box-shadow: 0 0 0 1px var(--line-bright), 0 12px 40px rgba(0, 0, 0, 0.6),
    0 0 46px rgba(72, 201, 214, 0.16);
}

.auth-mark h1 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.09em;
  font-size: 40px;
  line-height: 1;
  margin: 18px 0 6px;
  color: var(--cyan);
  text-shadow: 0 0 16px var(--cyan-glow), 0 3px 0 rgba(0, 0, 0, 0.55);
}

.auth-mark p {
  margin: 0;
  color: var(--text-faint);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* Filet « éclair » décoratif */
.bolt-rule {
  height: 12px;
  margin: 20px 0;
  background: no-repeat center / auto 100%
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='12' viewBox='0 0 220 12'%3E%3Cpath d='M0 6h78l8-5 6 10 7-9 5 6 6-4 5 4 7-6 6 9 8-5h79' fill='none' stroke='%23f7dd54' stroke-width='1.4' opacity='.65'/%3E%3C/svg%3E");
}

.auth-card {
  background: linear-gradient(180deg, rgba(22, 53, 63, 0.92), rgba(10, 28, 34, 0.92));
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px 20px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.5);
  position: relative;
}

/* Rivets industriels aux quatre coins */
.auth-card::before,
.auth-card::after {
  content: '';
  position: absolute;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--line-bright);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.5);
}
.auth-card::before {
  top: 9px;
  left: 9px;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.5), calc(100% + 316px) 0 0 0 var(--line-bright);
}
.auth-card::after {
  bottom: 9px;
  left: 9px;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.5), calc(100% + 316px) 0 0 0 var(--line-bright);
}

.auth-step-title {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 21px;
  margin: 0 0 4px;
  color: var(--text);
}

.auth-step-sub {
  margin: 0 0 18px;
  color: var(--text-dim);
  font-size: 14px;
}

/* --- Choix du profil (admin / bénévole) -------------------------------- */

.role-card {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 16px 15px;
  margin-bottom: 11px;
  text-align: left;
  border-radius: var(--radius);
  border: 1px solid var(--line-bright);
  background: linear-gradient(180deg, rgba(72, 201, 214, 0.1), rgba(10, 28, 34, 0.7));
  transition: transform 0.12s, border-color 0.15s, background 0.15s;
}

.role-card:active {
  transform: scale(0.98);
  border-color: var(--cyan);
}

.role-card.benevole {
  background: linear-gradient(180deg, rgba(238, 139, 61, 0.1), rgba(10, 28, 34, 0.7));
}

.role-card.benevole:active {
  border-color: var(--ember);
}

.role-card svg {
  flex: none;
  width: 30px;
  height: 30px;
  fill: none;
  stroke: var(--cyan);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.role-card.benevole svg {
  stroke: var(--ember);
}

.role-card strong {
  display: block;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-size: 20px;
  font-weight: 400;
  line-height: 1.1;
}

.role-card span {
  display: block;
  font-size: 12.5px;
  color: var(--text-faint);
  margin-top: 3px;
}

/* Rappel du profil choisi, au-dessus du champ numéro. */
.role-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--cyan-dim);
  color: var(--cyan);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  margin-bottom: 12px;
}

.role-pill.benevole {
  border-color: var(--ember-dim);
  color: var(--ember);
}

/* --- Champs ------------------------------------------------------------ */

.field {
  margin-bottom: 14px;
}

.field label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--cyan-dim);
  margin-bottom: 6px;
  font-weight: 700;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 13px 14px;
  background: rgba(5, 15, 19, 0.75);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--text-faint);
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: var(--cyan-dim);
  box-shadow: 0 0 0 3px rgba(72, 201, 214, 0.14);
}

.field .hint {
  font-size: 12px;
  color: var(--text-faint);
  margin-top: 6px;
}

.input-phone {
  font-size: 21px !important;
  letter-spacing: 0.12em;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.input-pin {
  font-size: 27px !important;
  letter-spacing: 0.55em;
  text-align: center;
  padding-left: 0.55em !important;
  font-variant-numeric: tabular-nums;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

/* --- Boutons ----------------------------------------------------------- */

.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 50px;
  padding: 0 18px;
  border-radius: var(--radius);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 17px;
  transition: transform 0.12s, filter 0.15s, opacity 0.15s;
}

.btn:active {
  transform: scale(0.975);
}

.btn:disabled {
  opacity: 0.45;
  pointer-events: none;
}

.btn-primary {
  background: linear-gradient(180deg, var(--cyan), var(--cyan-deep));
  color: #04191d;
  box-shadow: 0 6px 20px rgba(72, 201, 214, 0.24), inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

.btn-ember {
  background: linear-gradient(180deg, var(--ember), var(--ember-dim));
  color: #1c0d03;
  box-shadow: 0 6px 20px rgba(238, 139, 61, 0.24), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  color: var(--text-dim);
}

.btn-danger {
  background: rgba(217, 79, 79, 0.14);
  border: 1px solid rgba(217, 79, 79, 0.42);
  color: #f0a0a0;
}

.btn-sm {
  min-height: 38px;
  font-size: 13px;
  width: auto;
  padding: 0 14px;
  border-radius: 10px;
}

.btn-link {
  color: var(--cyan);
  font-size: 14px;
  text-decoration: underline;
  padding: 10px;
  width: 100%;
  text-align: center;
}

.form-error {
  background: rgba(217, 79, 79, 0.12);
  border: 1px solid rgba(217, 79, 79, 0.4);
  color: #f3b0b0;
  padding: 11px 13px;
  border-radius: 11px;
  font-size: 14px;
  margin-bottom: 14px;
}

.form-error:empty {
  display: none;
}

/* ======================================================================
   En-têtes
   ====================================================================== */

.topbar {
  flex: none;
  display: flex;
  align-items: center;
  gap: 10px;
  height: calc(var(--header-h) + var(--safe-top));
  padding: var(--safe-top) 8px 0;
  background: linear-gradient(180deg, var(--night-700), rgba(12, 33, 40, 0.94));
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
  position: relative;
}

/* Liseré cyan+braise sous chaque en-tête */
.topbar::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan-dim), var(--ember-dim), transparent);
  opacity: 0.75;
}

.topbar h2 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 19px;
  margin: 0;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.topbar .sub {
  font-family: var(--font-body);
  text-transform: none;
  letter-spacing: 0;
  font-size: 12px;
  color: var(--text-faint);
  font-weight: 400;
}

.icon-btn {
  flex: none;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  color: var(--text-dim);
  transition: background 0.15s, color 0.15s;
}

.icon-btn:active {
  background: rgba(255, 255, 255, 0.07);
  color: var(--cyan);
}

.icon-btn svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ======================================================================
   Liste des groupes
   ====================================================================== */

.list-body {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: calc(var(--safe-bottom) + 20px);
}

.search-wrap {
  padding: 10px 12px;
  position: sticky;
  top: 0;
  background: var(--night-850);
  z-index: 2;
}

.search-wrap input {
  width: 100%;
  padding: 11px 14px;
  border-radius: var(--radius-pill);
  background: var(--night-700);
  border: 1px solid var(--line);
  outline: none;
}

.search-wrap input:focus {
  border-color: var(--cyan-dim);
}

.group-section {
  margin-bottom: 4px;
}

.section-head {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 15px 16px 7px;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-size: 12px;
  color: var(--ember);
}

.section-head::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--line-bright), transparent);
}

.group-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  width: 100%;
  text-align: left;
  border-bottom: 1px solid rgba(29, 68, 80, 0.4);
  transition: background 0.12s;
}

.group-row:active {
  background: rgba(72, 201, 214, 0.07);
}

.group-row.child {
  padding-left: 30px;
  position: relative;
}

/* Petit rail pour matérialiser les sous-groupes */
.group-row.child::before {
  content: '';
  position: absolute;
  left: 17px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--line-bright), transparent);
}

.avatar {
  flex: none;
  width: 46px;
  height: 46px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.04em;
  color: #04191d;
  background: linear-gradient(145deg, var(--cyan), var(--cyan-deep));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.avatar.sm {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  font-size: 13px;
}

.avatar.ember {
  background: linear-gradient(145deg, var(--ember), var(--ember-dim));
  color: #1c0d03;
}

.group-main {
  flex: 1;
  min-width: 0;
}

.group-name {
  font-weight: 600;
  font-size: 15.5px;
  display: flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.group-preview {
  font-size: 13.5px;
  color: var(--text-faint);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

.group-meta {
  flex: none;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 5px;
}

.group-time {
  font-size: 11px;
  color: var(--text-faint);
}

.badge {
  min-width: 21px;
  height: 21px;
  padding: 0 6px;
  border-radius: var(--radius-pill);
  background: var(--ember);
  color: #1c0d03;
  font-size: 11.5px;
  font-weight: 800;
  display: grid;
  place-items: center;
  box-shadow: 0 0 12px rgba(238, 139, 61, 0.45);
}

.tag {
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 5px;
  border: 1px solid currentColor;
  opacity: 0.9;
}

.tag.admin {
  color: var(--lightning);
}
.tag.muted {
  color: var(--text-faint);
}

.empty {
  text-align: center;
  padding: 64px 30px;
  color: var(--text-faint);
}

.empty svg {
  width: 58px;
  height: 58px;
  stroke: var(--line-bright);
  fill: none;
  stroke-width: 1.5;
  margin-bottom: 14px;
}

.empty h3 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-dim);
  margin: 0 0 8px;
  font-size: 18px;
}

.empty p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
}

/* ======================================================================
   Conversation
   ====================================================================== */

.thread {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 14px 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  background:
    radial-gradient(100% 40% at 50% 0%, rgba(72, 201, 214, 0.05), transparent 70%),
    var(--night-850);
}

.day-sep {
  align-self: center;
  margin: 16px 0 10px;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-faint);
  background: var(--night-700);
  border: 1px solid var(--line);
  padding: 4px 13px;
  border-radius: var(--radius-pill);
}

.sys-msg {
  align-self: center;
  text-align: center;
  font-size: 12.5px;
  color: var(--text-faint);
  padding: 5px 12px;
  margin: 5px 0;
  font-style: italic;
}

.msg {
  display: flex;
  gap: 8px;
  max-width: 88%;
  animation: pop 0.16s ease-out;
}

@keyframes pop {
  from {
    opacity: 0;
    transform: translateY(5px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .msg {
    animation: none;
  }
}

.msg.mine {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.msg.theirs {
  align-self: flex-start;
}

/* Groupement : messages consécutifs du même auteur */
.msg.grouped {
  margin-top: -1px;
}

.msg-avatar {
  flex: none;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 700;
  color: #04191d;
  align-self: flex-end;
  margin-bottom: 2px;
}

.msg.grouped .msg-avatar {
  visibility: hidden;
}

.bubble {
  position: relative;
  padding: 8px 12px 7px;
  border-radius: 16px;
  min-width: 0;
  word-wrap: break-word;
  overflow-wrap: anywhere;
  font-size: 15px;
}

.msg.theirs .bubble {
  background: var(--night-600);
  border: 1px solid var(--line);
  border-bottom-left-radius: 5px;
}

.msg.mine .bubble {
  background: linear-gradient(160deg, var(--cyan-deep), #16505c);
  border: 1px solid var(--cyan-dim);
  border-bottom-right-radius: 5px;
  box-shadow: 0 2px 14px rgba(72, 201, 214, 0.13);
}

.msg.grouped.theirs .bubble {
  border-top-left-radius: 6px;
}
.msg.grouped.mine .bubble {
  border-top-right-radius: 6px;
}

.msg-author {
  font-size: 12px;
  font-weight: 800;
  color: var(--cyan);
  margin-bottom: 2px;
  letter-spacing: 0.02em;
}

.msg.grouped .msg-author {
  display: none;
}

.msg-body {
  white-space: pre-wrap;
}

.msg-body .mention {
  color: var(--lightning);
  font-weight: 700;
  background: rgba(247, 221, 84, 0.1);
  padding: 0 3px;
  border-radius: 4px;
}

.msg-body a {
  color: var(--lightning);
}

.msg-time {
  font-size: 10.5px;
  color: rgba(219, 238, 242, 0.45);
  text-align: right;
  margin-top: 2px;
  user-select: none;
}

.msg.theirs .msg-time {
  color: var(--text-faint);
}

.reply-quote {
  border-left: 2.5px solid var(--ember);
  padding: 3px 0 3px 8px;
  margin-bottom: 5px;
  font-size: 13px;
  opacity: 0.78;
  background: rgba(0, 0, 0, 0.18);
  border-radius: 0 6px 6px 0;
}

.reply-quote strong {
  color: var(--ember);
  display: block;
  font-size: 11.5px;
}

.reply-quote span {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* --- Images P2P -------------------------------------------------------- */

.p2p-image {
  margin: 2px 0 4px;
  border-radius: 11px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--line);
  min-width: 190px;
  max-width: 260px;
}

.p2p-image img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 340px;
  object-fit: cover;
}

.p2p-state {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 13px 12px;
  font-size: 13px;
  color: var(--text-dim);
}

.p2p-state svg {
  width: 19px;
  height: 19px;
  flex: none;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 2;
}

.p2p-state.error svg {
  stroke: var(--danger);
}

.p2p-bar {
  height: 3px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.p2p-bar span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--lightning));
  transition: width 0.2s;
}

.spin {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* --- Saisie ------------------------------------------------------------ */

.composer {
  flex: none;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(12, 33, 40, 0.96), var(--night-800));
  padding: 8px 10px calc(8px + var(--safe-bottom));
  backdrop-filter: blur(12px);
}

.reply-bar {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  margin-bottom: 7px;
  background: rgba(238, 139, 61, 0.1);
  border-left: 2.5px solid var(--ember);
  border-radius: 0 9px 9px 0;
  font-size: 13px;
}

.reply-bar.show {
  display: flex;
}

.reply-bar div {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-dim);
}

.reply-bar strong {
  color: var(--ember);
}

.composer-row {
  display: flex;
  align-items: flex-end;
  gap: 8px;
}

.composer textarea {
  flex: 1;
  min-height: 44px;
  max-height: 130px;
  padding: 11px 15px;
  border-radius: 22px;
  background: var(--night-700);
  border: 1px solid var(--line);
  outline: none;
  resize: none;
  line-height: 1.35;
}

.composer textarea:focus {
  border-color: var(--cyan-dim);
}

.composer .icon-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--night-700);
  border: 1px solid var(--line);
}

.send-btn {
  flex: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(160deg, var(--cyan), var(--cyan-deep));
  color: #04191d;
  box-shadow: 0 3px 14px rgba(72, 201, 214, 0.3);
  transition: transform 0.12s, opacity 0.15s;
}

.send-btn:active {
  transform: scale(0.9);
}

.send-btn:disabled {
  opacity: 0.35;
  box-shadow: none;
}

.send-btn svg {
  width: 21px;
  height: 21px;
  fill: currentColor;
}

.typing-line {
  height: 16px;
  font-size: 11.5px;
  color: var(--cyan-dim);
  padding: 0 6px 3px;
  font-style: italic;
}

/* ======================================================================
   Feuilles, modales, listes de réglages
   ====================================================================== */

.sheet-backdrop {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: rgba(3, 10, 13, 0.68);
  backdrop-filter: blur(3px);
  display: none;
  align-items: flex-end;
}

.sheet-backdrop.open {
  display: flex;
}

.sheet {
  width: 100%;
  max-height: 86dvh;
  overflow-y: auto;
  background: var(--night-700);
  border: 1px solid var(--line);
  border-bottom: none;
  border-radius: 22px 22px 0 0;
  padding: 8px 16px calc(20px + var(--safe-bottom));
  animation: sheet-up 0.24s cubic-bezier(0.22, 0.61, 0.36, 1);
}

@keyframes sheet-up {
  from {
    transform: translateY(100%);
  }
  to {
    transform: none;
  }
}

.sheet-grip {
  width: 40px;
  height: 4px;
  border-radius: 2px;
  background: var(--line-bright);
  margin: 6px auto 14px;
}

.sheet h3 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 18px;
  margin: 0 0 14px;
}

.sheet-action {
  display: flex;
  align-items: center;
  gap: 13px;
  width: 100%;
  padding: 14px 6px;
  text-align: left;
  border-bottom: 1px solid rgba(29, 68, 80, 0.45);
  font-size: 15px;
}

.sheet-action:last-child {
  border-bottom: none;
}

.sheet-action svg {
  width: 20px;
  height: 20px;
  flex: none;
  stroke: var(--cyan);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
}

.sheet-action.danger {
  color: #f0a0a0;
}

.sheet-action.danger svg {
  stroke: var(--danger);
}

.opt-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 4px;
  border-bottom: 1px solid rgba(29, 68, 80, 0.45);
}

.opt-row .label {
  font-size: 15px;
}

.opt-row .desc {
  font-size: 12.5px;
  color: var(--text-faint);
  margin-top: 2px;
}

/* Interrupteur */
.switch {
  flex: none;
  width: 50px;
  height: 29px;
  border-radius: var(--radius-pill);
  background: var(--night-500);
  border: 1px solid var(--line-bright);
  position: relative;
  transition: background 0.2s, border-color 0.2s;
}

.switch::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 23px;
  height: 23px;
  border-radius: 50%;
  background: var(--text-dim);
  transition: transform 0.2s, background 0.2s;
}

.switch.on {
  background: rgba(72, 201, 214, 0.25);
  border-color: var(--cyan);
}

.switch.on::after {
  transform: translateX(21px);
  background: var(--cyan);
}

/* Segments (tous / mentions / muet) */
.segmented {
  display: flex;
  gap: 4px;
  background: var(--night-800);
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 3px;
}

.segmented button {
  flex: 1;
  padding: 8px 6px;
  border-radius: 8px;
  font-size: 12.5px;
  color: var(--text-dim);
  transition: background 0.15s, color 0.15s;
}

.segmented button.active {
  background: var(--cyan-deep);
  color: var(--text);
  font-weight: 600;
}

/* ======================================================================
   Panneau superadmin
   ====================================================================== */

.tabs {
  flex: none;
  display: flex;
  border-bottom: 1px solid var(--line);
  background: var(--night-800);
}

.tabs button {
  flex: 1;
  padding: 13px 4px;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 13px;
  color: var(--text-faint);
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}

.tabs button.active {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.tab-panel {
  display: none;
  flex: 1;
  overflow-y: auto;
  padding: 14px 14px calc(28px + var(--safe-bottom));
}

.tab-panel.active {
  display: block;
}

.panel-card {
  background: var(--night-700);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 15px;
  margin-bottom: 14px;
}

.panel-card h4 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 14px;
  margin: 0 0 12px;
  color: var(--ember);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
  gap: 9px;
}

.stat {
  background: var(--night-800);
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 12px 10px;
  text-align: center;
}

.stat .v {
  font-family: var(--font-display);
  font-size: 25px;
  color: var(--cyan);
  line-height: 1;
}

.stat .k {
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-faint);
  margin-top: 5px;
}

.meter {
  height: 9px;
  border-radius: 5px;
  background: var(--night-900);
  border: 1px solid var(--line);
  overflow: hidden;
  margin: 10px 0 7px;
}

.meter span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--lightning), var(--ember));
  transition: width 0.3s;
}

.admin-row {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 10px 4px;
  border-bottom: 1px solid rgba(29, 68, 80, 0.4);
}

.admin-row .group-main .group-name {
  font-size: 14.5px;
}

.admin-row .group-preview {
  font-size: 12px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: none;
  background: var(--text-faint);
}

.dot.online {
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
}

.dot.invited {
  background: var(--lightning);
}

.dot.blocked {
  background: var(--danger);
}

/* ======================================================================
   Toasts
   ====================================================================== */

#toasts {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: calc(18px + var(--safe-bottom));
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  background: var(--night-600);
  border: 1px solid var(--line-bright);
  border-left: 3px solid var(--cyan);
  border-radius: 11px;
  padding: 12px 14px;
  font-size: 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.55);
  animation: toast-in 0.22s ease-out;
}

.toast.error {
  border-left-color: var(--danger);
}
.toast.ok {
  border-left-color: var(--success);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* Notification interne (message reçu, autre groupe) */
.inapp-notif {
  position: fixed;
  top: calc(var(--safe-top) + 8px);
  left: 10px;
  right: 10px;
  z-index: 300;
  display: flex;
  gap: 11px;
  align-items: center;
  padding: 11px 13px;
  background: rgba(16, 42, 50, 0.97);
  border: 1px solid var(--cyan-dim);
  border-radius: var(--radius);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.6);
  animation: toast-in 0.2s ease-out;
  cursor: pointer;
}

.inapp-notif .t {
  font-weight: 700;
  font-size: 14px;
}

.inapp-notif .b {
  font-size: 13px;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ======================================================================
   Tableau de bord
   ====================================================================== */

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(88px, 1fr));
  gap: 8px;
}

.kpi {
  background: var(--night-800);
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 11px 9px;
}

.kpi .v {
  font-family: var(--font-display);
  font-size: 24px;
  line-height: 1;
  color: var(--text);
}

.kpi .k {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  margin-top: 5px;
}

.kpi.accent .v {
  color: var(--cyan);
}
.kpi.warn .v {
  color: var(--lightning);
}
.kpi.alert .v {
  color: var(--danger);
}

.chart-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.chart-head h4 {
  margin: 0;
}

.chart-note {
  font-size: 11px;
  color: var(--text-faint);
  white-space: nowrap;
}

/* Les séries larges défilent horizontalement sans faire déborder la page. */
.chart-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 0 -4px;
  padding: 0 4px;
}

.chart svg {
  display: block;
}

/* Grille et axes : volontairement en retrait. */
.chart .grid-line {
  stroke: var(--line);
  stroke-width: 1;
  opacity: 0.42;
}

.chart .axis-label {
  fill: var(--text-faint);
  font-size: 9.5px;
  font-family: var(--font-body);
}

.chart .value-label {
  fill: var(--text-dim);
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-body);
}

.chart .bar {
  fill: var(--cyan);
  transition: fill 0.12s;
}

.chart .bar-hit {
  fill: transparent;
  cursor: pointer;
}

.chart .bar-hit:hover + .bar,
.chart .bar.active {
  fill: var(--lightning);
}

/* Barres horizontales (palmarès) */
.rank-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 10px;
  align-items: center;
  padding: 7px 0;
  border-bottom: 1px solid rgba(29, 68, 80, 0.35);
}

.rank-row:last-child {
  border-bottom: none;
}

.rank-label {
  font-size: 13.5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: flex;
  align-items: center;
  gap: 6px;
}

.rank-value {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
}

.rank-track {
  grid-column: 1 / -1;
  height: 7px;
  background: var(--night-900);
  border-radius: 4px;
  overflow: hidden;
}

.rank-fill {
  height: 100%;
  background: var(--cyan);
  border-radius: 4px;
  min-width: 2px;
  transition: width 0.3s;
}

.rank-row.sub .rank-fill {
  background: var(--ember);
}

.chart-empty {
  color: var(--text-faint);
  font-size: 13px;
  padding: 18px 0;
  text-align: center;
}

/* Tooltip des graphiques */
#chart-tip {
  position: fixed;
  z-index: 400;
  pointer-events: none;
  background: var(--night-600);
  border: 1px solid var(--line-bright);
  border-radius: 9px;
  padding: 7px 10px;
  font-size: 12px;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.6);
  display: none;
  white-space: nowrap;
}

#chart-tip .tv {
  font-weight: 800;
  color: var(--cyan);
}

/* --- Journal d'audit --------------------------------------------------- */

.audit-row {
  display: flex;
  gap: 9px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(29, 68, 80, 0.35);
  font-size: 12.5px;
}

.audit-row:last-child {
  border-bottom: none;
}

.audit-time {
  flex: none;
  color: var(--text-faint);
  font-size: 11px;
  width: 76px;
  font-variant-numeric: tabular-nums;
}

.audit-main {
  flex: 1;
  min-width: 0;
}

.audit-action {
  font-weight: 600;
}

.audit-detail {
  color: var(--text-faint);
  font-size: 11.5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.audit-row.sev-warn .audit-action {
  color: var(--lightning);
}
.audit-row.sev-bad .audit-action {
  color: var(--danger);
}
.audit-row.sev-ok .audit-action {
  color: var(--success);
}

/* --- Demandes d'assistance --------------------------------------------- */

.help-card {
  background: linear-gradient(180deg, rgba(238, 139, 61, 0.14), rgba(16, 42, 50, 0.9));
  border: 1px solid var(--ember-dim);
  border-radius: var(--radius);
  padding: 15px;
  margin-bottom: 14px;
}

.help-card h4 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 14px;
  margin: 0 0 12px;
  color: var(--ember);
  display: flex;
  align-items: center;
  gap: 8px;
}

.help-item {
  background: rgba(5, 15, 19, 0.5);
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 11px;
  margin-bottom: 9px;
}

.help-item:last-child {
  margin-bottom: 0;
}

.help-who {
  font-weight: 700;
  font-size: 14.5px;
}

.help-meta {
  font-size: 12px;
  color: var(--text-faint);
  margin: 2px 0 6px;
}

.help-msg {
  font-size: 13px;
  color: var(--text-dim);
  font-style: italic;
  margin-bottom: 9px;
  overflow-wrap: anywhere;
}

.help-actions {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
}

/* Pastille de compte sur l'onglet Administration */
.icon-btn {
  position: relative;
}

.icon-btn .pip {
  position: absolute;
  top: 5px;
  right: 5px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: var(--radius-pill);
  background: var(--ember);
  color: #1c0d03;
  font-size: 10px;
  font-weight: 800;
  display: grid;
  place-items: center;
  border: 2px solid var(--night-700);
}

/* Sélection multiple de groupes (affectation d'un membre) */
.group-picker {
  max-height: 210px;
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 4px;
  background: var(--night-800);
}

.pick-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 8px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
}

.pick-row:active {
  background: rgba(72, 201, 214, 0.08);
}

.pick-row.child {
  padding-left: 24px;
}

.pick-box {
  flex: none;
  width: 21px;
  height: 21px;
  border-radius: 6px;
  border: 1.5px solid var(--line-bright);
  display: grid;
  place-items: center;
  transition: background 0.14s, border-color 0.14s;
}

.pick-row.on .pick-box {
  background: var(--cyan);
  border-color: var(--cyan);
}

.pick-row.on .pick-box::after {
  content: '';
  width: 10px;
  height: 6px;
  border-left: 2px solid #04191d;
  border-bottom: 2px solid #04191d;
  transform: rotate(-45deg) translate(1px, -1px);
}

.pick-row.member-of {
  opacity: 0.55;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border-radius: var(--radius-pill);
  background: var(--night-800);
  border: 1px solid var(--line-bright);
  font-size: 12px;
  margin: 0 5px 5px 0;
}

.chip button {
  color: var(--text-faint);
  font-size: 15px;
  line-height: 1;
  padding: 0 0 2px;
}

.chip.admin {
  border-color: var(--lightning);
  color: var(--lightning);
}

/* Écran plus large : on centre dans un « téléphone ». */
@media (min-width: 720px) {
  body {
    background: #03090c;
  }

  #app {
    max-width: 460px;
    margin: 0 auto;
    border-left: 1px solid var(--line);
    border-right: 1px solid var(--line);
  }
}

/* ====================================================================== */
/* Signalement, inscription libre, import de tableur, épingles            */
/* ====================================================================== */

.tag.flagged {
  color: var(--danger);
}

/* Note d'accueil pour un numéro encore inconnu, sur l'écran d'inscription. */
.auth-note {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-dim);
  background: rgba(72, 201, 214, 0.08);
  border-left: 2px solid var(--cyan-deep);
  border-radius: 0 8px 8px 0;
  padding: 10px 12px;
  margin: 0 0 16px;
}

.panel-note {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--text-faint);
  margin: -6px 0 12px;
}

/* --- Import d'un tableur --------------------------------------------- */

#import-result {
  margin-top: 12px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.import-summary {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--text-dim);
  margin-bottom: 10px;
}

.import-mapping {
  font-size: 12px;
  color: var(--text-faint);
  margin-bottom: 10px;
}

.import-mapping .tag {
  margin-right: 4px;
  color: var(--cyan-dim);
  white-space: nowrap;
}

.import-warn {
  margin: 8px 0 0;
  padding: 8px 10px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--lightning);
  background: rgba(247, 221, 84, 0.08);
  border-radius: 8px;
}

.import-fix {
  margin: 10px 0;
  font-size: 13px;
}

.import-fix summary {
  cursor: pointer;
  color: var(--cyan);
  padding: 6px 0;
}

.import-rejected {
  margin: 6px 0 0;
  padding-left: 18px;
  font-size: 12.5px;
  color: var(--text-faint);
  line-height: 1.6;
}

/* Le tableau d'aperçu défile seul : sur un téléphone, il déborderait. */
.import-preview {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
  display: block;
  overflow-x: auto;
  white-space: nowrap;
}

.import-preview th {
  text-align: left;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--cyan-dim);
  padding: 4px 8px 4px 0;
  border-bottom: 1px solid var(--line);
}

.import-preview td {
  padding: 5px 8px 5px 0;
  color: var(--text-dim);
  border-bottom: 1px solid rgba(42, 95, 110, 0.25);
}

.import-preview tr.known td {
  color: var(--text-faint);
  font-style: italic;
}

/* --- Bandeau des messages épinglés ------------------------------------ */

.pin-bar {
  flex: 0 0 auto;
  max-height: 132px;
  overflow-y: auto;
  background: var(--night-700);
  border-bottom: 1px solid var(--line);
}

.pin-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  cursor: pointer;
  border-left: 3px solid var(--lightning);
}

.pin-item + .pin-item {
  border-top: 1px solid rgba(42, 95, 110, 0.3);
}

.pin-item:active {
  background: rgba(247, 221, 84, 0.07);
}

.pin-item > svg {
  width: 15px;
  height: 15px;
  flex: 0 0 auto;
  fill: none;
  stroke: var(--lightning);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.pin-text {
  min-width: 0;
  font-size: 13px;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pin-text strong {
  color: var(--text);
  margin-right: 6px;
}

.msg.pinned .bubble {
  box-shadow: inset 2px 0 0 var(--lightning);
}

.pin-mark {
  width: 10px;
  height: 10px;
  vertical-align: -1px;
  fill: none;
  stroke: var(--lightning);
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ====================================================================== */
/* Accusés de lecture                                                     */
/* ====================================================================== */

.receipt {
  width: 15px;
  height: 11px;
  margin-left: 5px;
  vertical-align: -1px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.55;
}

/* Envoyé (une coche) et remis (deux coches) restent discrets ; la lecture
   passe en cyan, c'est la seule information qu'on cherche d'un coup d'œil. */
.receipt.delivered {
  opacity: 0.75;
}

.receipt.read,
.receipt.read-partial {
  stroke: var(--cyan);
  opacity: 1;
}

.receipt.read-partial {
  opacity: 0.7;
}

.readers-block {
  margin-bottom: 16px;
}

.readers-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-faint);
}

.readers-title.read {
  color: var(--cyan);
}
.readers-title.delivered {
  color: var(--text-dim);
}

.readers-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  font-size: 14px;
  color: var(--text-dim);
}

.sheet-note {
  color: var(--text-faint);
  font-size: 13px;
  font-style: italic;
  margin: -8px 0 16px;
}

.empty-note {
  color: var(--text-faint);
  font-size: 13.5px;
  line-height: 1.5;
  margin: 4px 0;
}

/* ====================================================================== */
/* Modération                                                             */
/* ====================================================================== */

.tab-badge {
  display: inline-block;
  min-width: 17px;
  padding: 1px 5px;
  margin-left: 4px;
  border-radius: var(--radius-pill);
  background: var(--danger);
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  vertical-align: 1px;
}

.alert-row {
  padding: 11px 0;
  border-bottom: 1px solid rgba(42, 95, 110, 0.3);
}

.alert-row.pending {
  border-left: 3px solid var(--danger);
  padding-left: 11px;
}

.alert-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
}

.alert-time {
  font-size: 11.5px;
  color: var(--text-faint);
}

.alert-body {
  font-size: 14px;
  color: var(--text);
  line-height: 1.45;
  margin-bottom: 5px;
  overflow-wrap: anywhere;
}

.alert-meta {
  font-size: 12px;
  color: var(--text-faint);
  margin-bottom: 8px;
}

.alert-meta strong {
  color: var(--ember);
}

/* ====================================================================== */
/* Supervision machine et réseau                                          */
/* ====================================================================== */

.sys-live {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 15px;
  font-size: 12.5px;
  color: var(--text-dim);
}

.sys-live .btn-link {
  margin-left: auto;
  width: auto;
}

.sys-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-faint);
  flex: 0 0 auto;
}

.sys-dot.live {
  background: var(--success);
  box-shadow: 0 0 0 0 rgba(91, 191, 122, 0.6);
  animation: sys-pulse 2.4s infinite;
}

.sys-dot.off {
  background: var(--danger);
}

@keyframes sys-pulse {
  70% {
    box-shadow: 0 0 0 7px rgba(91, 191, 122, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(91, 191, 122, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .sys-dot.live {
    animation: none;
  }
}

.sys-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(158px, 1fr));
  gap: 10px;
  padding: 0 15px 14px;
}

.sys-card {
  background: var(--night-700);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
}

.sys-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--cyan-dim);
  font-weight: 700;
  margin-bottom: 6px;
}

.sys-value {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  font-variant-numeric: tabular-nums;
}

.sys-value.warn {
  color: var(--lightning);
}
.sys-value.danger {
  color: var(--danger);
}

.sys-hint,
.sys-detail {
  font-size: 11.5px;
  color: var(--text-faint);
  line-height: 1.45;
}

.sys-detail {
  padding-top: 8px;
}

.meter span.warn {
  background: var(--lightning);
}
.meter span.danger {
  background: var(--danger);
}

.spark-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.spark-label {
  font-size: 11.5px;
  color: var(--text-faint);
  margin-bottom: 5px;
}

.spark-label strong {
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.spark {
  width: 100%;
  height: 44px;
  display: block;
}

.spark.tall {
  height: 70px;
}

.spark polyline {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 1.6;
  stroke-linejoin: round;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

.spark.ember polyline {
  stroke: var(--ember);
}

/* ====================================================================== */
/* Bac à sable                                                            */
/* ====================================================================== */

.sandbox-banner {
  padding: 9px 15px;
  font-size: 12.5px;
  line-height: 1.45;
  color: var(--lightning);
  background: rgba(247, 221, 84, 0.09);
  border-bottom: 1px solid rgba(247, 221, 84, 0.25);
}

#screen-sandbox .composer .field label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--cyan-dim);
}


/* ====================================================================== */
/* Poste de travail : l'administration devient un vrai tableau de bord     */
/* ====================================================================== */
/* Le reste de l'application reste un « téléphone » centré, y compris sur
   grand écran — c'est un outil de terrain, utilisé au pouce. Seul le
   panneau superadmin s'étale : c'est le seul écran qu'on ouvre assis.
   `#app.desk` est posé par le script à l'ouverture du panneau, parce que
   la largeur du cadre se décide au niveau du conteneur, pas de l'écran.   */

@media (min-width: 1024px) {
  #app.desk {
    max-width: none;
    border-left: none;
    border-right: none;
  }

  /* `.active` est indispensable : la visibilité des écrans passe par
     `display`, et une règle non qualifiée rendrait le panneau permanent,
     posé par-dessus l'écran de connexion. */
  #screen-admin.active {
    display: grid;
    grid-template-columns: 236px minmax(0, 1fr);
    grid-template-rows: auto minmax(0, 1fr);
    grid-template-areas:
      'head head'
      'nav  main';
    overflow: hidden;
  }

  #screen-admin.active > .topbar {
    grid-area: head;
  }

  #screen-admin.active > .tabs {
    grid-area: nav;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 3px;
    padding: 16px 12px;
    border-right: 1px solid var(--line);
    border-bottom: none;
    overflow-y: auto;
  }

  /* Sans cette remise à zéro, `flex: 1` étire chaque onglet sur toute la
     hauteur de la colonne et les libellés se retrouvent à cent pixels
     les uns des autres. */
  #screen-admin.active > .tabs button {
    flex: 0 0 auto;
    text-align: left;
    padding: 11px 14px;
    border-radius: 10px;
    border-bottom: none;
    font-size: 13.5px;
  }

  #screen-admin.active > .tabs button.active {
    background: rgba(72, 201, 214, 0.12);
    color: var(--cyan);
    border-bottom-color: transparent;
  }

  #screen-admin.active > .tab-panel {
    grid-area: main;
    min-width: 0;
    overflow-y: auto;
    padding: 20px 24px 40px;
  }

  /* Grille, et non colonnes CSS : `column-count` fragmente les cartes et,
     combiné à des hauteurs variables, les fait se chevaucher. La grille
     garde chaque carte entière et alignée en haut de sa colonne. */
  #screen-admin.active > .tab-panel.active {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
    gap: 18px;
    align-content: start;
    align-items: start;
  }

  #screen-admin.active .panel-card {
    margin-bottom: 0;
  }

  /* Ces deux blocs se lisent sur toute la largeur. */
  #screen-admin.active #help-requests-card,
  #screen-admin.active .sys-live,
  #screen-admin.active .sys-grid {
    grid-column: 1 / -1;
  }

  #screen-admin.active .sys-grid {
    grid-template-columns: repeat(auto-fill, minmax(196px, 1fr));
    padding: 0;
  }

  #screen-admin.active .sys-live {
    padding: 0 0 4px;
  }

  /* Les courbes ont besoin de largeur pour être lisibles : elles occupent
     deux colonnes, là où une jauge se contente d'une. */
  #tab-system .panel-card {
    grid-column: span 2;
  }

  .spark.tall {
    height: 110px;
  }

  /* Le bac à sable garde la forme d'une conversation : une colonne. */
  #screen-sandbox.active {
    max-width: 880px;
    margin: 0 auto;
    border-left: 1px solid var(--line);
    border-right: 1px solid var(--line);
  }
}

@media (min-width: 1600px) {
  #screen-admin.active {
    grid-template-columns: 262px minmax(0, 1fr);
  }

  #screen-admin.active > .tab-panel {
    padding: 26px 34px 48px;
  }
}

/* ====================================================================== */
/* Poste de travail : liste et conversation côte à côte                   */
/* ====================================================================== */
/* Au-delà de 1024 px, le cadre « téléphone » cède la place à deux volets :
   la liste des groupes à gauche, la conversation à droite. Étirer une bulle
   de message sur 1600 px serait pire que le cadre étroit — c'est la
   cohabitation des deux volets qui rend la largeur utile, pas l'étirement.
   `#app.shell` est posé à la connexion : l'écran d'accueil, lui, reste une
   carte centrée.                                                          */

#chat-placeholder {
  display: none;
}

@media (min-width: 1024px) {
  #app.shell {
    max-width: none;
    border-left: none;
    border-right: none;
  }

  /* Volet gauche : la liste garde une largeur de lecture confortable. */
  #app.shell #screen-groups {
    right: auto;
    width: 372px;
    border-right: 1px solid var(--line);
  }

  /* Volet droit : la conversation ne recouvre plus la liste. */
  #app.shell #screen-chat {
    left: 372px;
    animation: none;
  }

  /* Les bulles gardent une largeur de lecture : sur un écran large, une
     ligne de 1200 px est illisible. */
  #app.shell #screen-chat .thread,
  #app.shell #screen-chat .composer > * {
    max-width: 1000px;
    width: 100%;
    margin-inline: auto;
  }

  #app.shell #screen-chat .msg {
    max-width: 74%;
  }

  /* Le bouton « retour » n'a plus de sens quand la liste est déjà visible. */
  #app.shell #screen-chat [data-close-chat] {
    display: none;
  }

  /* Fond du volet droit tant qu'aucune conversation n'est ouverte. */
  #app.shell #chat-placeholder {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 372px;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    text-align: center;
    padding: 40px;
    color: var(--text-faint);
    background: var(--night-850);
  }

  #app.shell #chat-placeholder svg {
    width: 46px;
    height: 46px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.4;
    opacity: 0.4;
    margin-bottom: 8px;
  }

  #app.shell #chat-placeholder h3 {
    font-family: var(--font-display);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 17px;
    color: var(--text-dim);
    margin: 0;
  }

  #app.shell #chat-placeholder p {
    margin: 0;
    font-size: 13.5px;
  }

  /* Les réglages restent une feuille étroite, centrée sur le volet droit. */
  #app.shell #screen-settings {
    left: 372px;
    animation: none;
  }

  #app.shell #screen-settings > *:not(.topbar) {
    max-width: 760px;
    width: 100%;
    margin-inline: auto;
  }
}

@media (min-width: 1500px) {
  #app.shell #screen-groups {
    width: 400px;
  }
  #app.shell #screen-chat,
  #app.shell #screen-settings,
  #app.shell #chat-placeholder {
    left: 400px;
  }
}