/* ══════════════════════════════════════════════════════════════════════
   NexaSH IA — feuille de style
   Sombre par défaut · accents violet/bleu · très peu d'animations
   Organisation : 1 tokens · 2 base · 3 shell · 4 sidebar · 5 topbar
                  6 chat · 7 markdown · 8 composer · 9 popover
                  10 drawer · 11 toast · 12 responsive · 13 a11y
   ══════════════════════════════════════════════════════════════════════ */

/* ── 1. Tokens ───────────────────────────────────────────────────────── */
:root {
  --bg:          #05050a;
  --surface:     #0a0a11;
  --surface-2:   #0f0f17;
  --surface-3:   #15151f;
  --line:        #1b1b25;
  --line-2:      #292936;
  --fg:          #ecebf3;
  --fg-2:        #a6a4b4;
  --fg-3:        #6b6979;

  --accent:      #8b5cf6;
  --accent-2:    #22d3ee;
  --accent-ink:  #b79cff;
  --accent-soft: rgba(139, 92, 246, .14);
  --accent-line: rgba(139, 92, 246, .34);

  --ok:      #34d399;
  --warn:    #fbbf24;
  --danger:  #f87171;
  --danger-soft: rgba(248, 113, 113, .12);

  --r-xs: 8px;
  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 18px;
  --r-full: 999px;

  --shadow-1: 0 1px 2px rgba(0,0,0,.4);
  --shadow-2: 0 12px 32px -20px rgba(0,0,0,.9);
  --shadow-3: 0 24px 60px -28px rgba(0,0,0,.95);

  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;

  --fs: 15px;               /* texte des messages */
  --fs-ui: 14px;            /* interface */
  --fs-sm: 12.5px;

  --sidebar-w: 288px;
  --topbar-h: 58px;
  --rail-h: 26px;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-l: env(safe-area-inset-left, 0px);
  --safe-r: env(safe-area-inset-right, 0px);

  --dur: 160ms;
  --ease: cubic-bezier(.2, .7, .3, 1);

  color-scheme: dark;
}

[data-theme="light"] {
  --bg:          #f7f7fb;
  --surface:     #ffffff;
  --surface-2:   #f2f2f8;
  --surface-3:   #e9e9f2;
  --line:        #e2e2ec;
  --line-2:      #cfcfdd;
  --fg:          #17171f;
  --fg-2:        #55546a;
  --fg-3:        #86849a;

  --accent:      #7c3aed;
  --accent-2:    #0891b2;
  --accent-ink:  #6d28d9;
  --accent-soft: rgba(124, 58, 237, .10);
  --accent-line: rgba(124, 58, 237, .28);

  --ok:      #059669;
  --warn:    #b45309;
  --danger:  #dc2626;
  --danger-soft: rgba(220, 38, 38, .08);

  --shadow-1: 0 1px 2px rgba(20,20,45,.06);
  --shadow-2: 0 10px 28px -20px rgba(20,20,45,.35);
  --shadow-3: 0 24px 60px -30px rgba(20,20,45,.4);

  color-scheme: light;
}

[data-size="s"]  { --fs: 14px;  --fs-ui: 13px;   --fs-sm: 12px; }
[data-size="m"]  { --fs: 15px;  --fs-ui: 14px;   --fs-sm: 12.5px; }
[data-size="l"]  { --fs: 16.5px;--fs-ui: 15px;   --fs-sm: 13.5px; }
[data-size="xl"] { --fs: 18.5px;--fs-ui: 16px;   --fs-sm: 14.5px; }

/* ── 2. Base ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  height: 100vh;
  height: 100dvh;
  background: var(--bg);
  color: var(--fg);
  font: 400 var(--fs-ui)/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
  overscroll-behavior: none;
}

::selection { background: var(--accent); color: #fff; }

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

button { background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }
svg { display: block; }
ul, ol { list-style: none; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--r-xs);
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}

.skip-link {
  position: fixed; top: 8px; left: 8px; z-index: 200;
  transform: translateY(-160%);
  padding: 10px 16px; border-radius: var(--r-sm);
  background: var(--accent); color: #fff;
  font-size: var(--fs-sm); font-weight: 600;
  transition: transform var(--dur) var(--ease);
}
.skip-link:focus-visible { transform: translateY(0); }

.icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; flex-shrink: 0;
  border-radius: var(--r-sm);
  color: var(--fg-2);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.icon-btn svg { width: 19px; height: 19px; }
.icon-btn:hover { background: var(--surface-3); color: var(--fg); }
.icon-btn:active { background: var(--line); }

/* ── 3. Shell ────────────────────────────────────────────────────────── */
.app {
  display: flex;
  height: 100vh;
  height: 100dvh;
  width: 100%;
  overflow: hidden;
}

.main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  min-height: 0;
  position: relative;
}

.scrim {
  position: fixed; inset: 0; z-index: 60;
  background: rgba(3, 3, 8, .68);
  backdrop-filter: blur(2px);
}

/* ── 4. Sidebar ──────────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  flex: 0 0 var(--sidebar-w);
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--surface);
  border-right: 1px solid var(--line);
  padding-left: var(--safe-l);
}

.sb-head { padding: 14px 14px 10px; flex-shrink: 0; }

.brand {
  display: flex; align-items: center; gap: 10px;
  padding: 2px 2px 14px;
}
.brand-mark {
  width: 30px; height: 30px; flex-shrink: 0;
  display: grid; place-items: center;
  border-radius: 9px;
  color: var(--accent-ink);
  background: linear-gradient(145deg, rgba(139,92,246,.24), rgba(34,211,238,.10));
  border: 1px solid var(--accent-line);
}
.brand-mark svg { width: 16px; height: 16px; }
.brand-mark.sm { width: 26px; height: 26px; border-radius: 8px; }
.brand-mark.sm svg { width: 14px; height: 14px; }
.brand-text {
  font-size: 15px; font-weight: 650; letter-spacing: -.01em;
  flex: 1; min-width: 0;
}
.brand-text em {
  font-style: normal;
  background: linear-gradient(90deg, var(--accent-ink), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.sb-close { display: none; }

.btn-new {
  display: flex; align-items: center; gap: 9px;
  width: 100%; height: 42px;
  padding: 0 12px;
  border-radius: var(--r-sm);
  border: 1px solid var(--accent-line);
  background: var(--accent-soft);
  color: var(--fg);
  font-size: var(--fs-ui); font-weight: 550;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.btn-new svg { width: 16px; height: 16px; color: var(--accent-ink); flex-shrink: 0; }
.btn-new span { flex: 1; text-align: left; }
.btn-new:hover { background: rgba(139,92,246,.20); border-color: var(--accent); }
.btn-new kbd {
  font: 500 10.5px/1 var(--mono);
  color: var(--fg-3);
  border: 1px solid var(--line-2);
  border-radius: 5px;
  padding: 3px 5px;
}

.search { position: relative; margin-top: 10px; }
.search svg {
  position: absolute; left: 11px; top: 50%;
  transform: translateY(-50%);
  width: 15px; height: 15px; color: var(--fg-3);
  pointer-events: none;
}
.search input {
  width: 100%; height: 38px;
  padding: 0 12px 0 33px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: var(--surface-2);
  font-size: var(--fs-sm);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.search input::placeholder { color: var(--fg-3); }
.search input:focus {
  outline: none;
  border-color: var(--accent-line);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.search input::-webkit-search-cancel-button { -webkit-appearance: none; }

.conv-list {
  flex: 1; min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 4px 8px 12px;
  scrollbar-width: thin;
  scrollbar-color: var(--line-2) transparent;
}
.conv-list::-webkit-scrollbar { width: 6px; }
.conv-list::-webkit-scrollbar-thumb { background: var(--line-2); border-radius: 3px; }
.conv-list::-webkit-scrollbar-thumb:hover { background: var(--fg-3); }

.list-empty {
  padding: 28px 16px;
  text-align: center;
  font-size: var(--fs-sm);
  color: var(--fg-3);
  line-height: 1.7;
}

.group + .group { margin-top: 4px; }
.group-title {
  position: sticky; top: 0; z-index: 2;
  display: flex; align-items: center; gap: 7px;
  padding: 12px 8px 6px;
  background: var(--surface);
  font-size: 10.5px; font-weight: 700;
  letter-spacing: .09em; text-transform: uppercase;
  color: var(--fg-3);
}
.group-count {
  font: 700 9.5px/1 var(--mono);
  background: var(--accent-soft); color: var(--accent-ink);
  padding: 3px 6px; border-radius: var(--r-full);
}

.conv {
  position: relative;
  display: flex; align-items: center; gap: 9px;
  padding: 8px 6px 8px 8px;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.conv + .conv { margin-top: 1px; }
.conv:hover { background: var(--surface-2); }
.conv.is-active {
  background: var(--accent-soft);
  border-color: var(--accent-line);
}
.conv.is-active::before {
  content: "";
  position: absolute; left: -8px; top: 50%;
  transform: translateY(-50%);
  width: 3px; height: 22px;
  border-radius: 0 3px 3px 0;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
}

.conv-ico {
  width: 26px; height: 26px; flex-shrink: 0;
  display: grid; place-items: center;
  border-radius: 8px;
  background: var(--surface-3);
  color: var(--fg-3);
}
.conv-ico svg { width: 14px; height: 14px; }
.conv.is-active .conv-ico,
.conv.is-pinned .conv-ico { background: var(--accent-soft); color: var(--accent-ink); }

.conv-info { flex: 1; min-width: 0; display: block; }
.conv-title {
  display: block;
  font-size: var(--fs-sm); font-weight: 500;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.conv-meta {
  display: block; margin-top: 2px;
  font-size: 11px; color: var(--fg-3);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.conv-more {
  width: 28px; height: 28px; flex-shrink: 0;
  display: grid; place-items: center;
  border-radius: 7px;
  color: var(--fg-3);
  opacity: 0;
  transition: opacity var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.conv-more svg { width: 16px; height: 16px; }
.conv:hover .conv-more,
.conv:focus-within .conv-more,
.conv-more[aria-expanded="true"] { opacity: 1; }
.conv-more:hover { background: var(--surface-3); color: var(--fg); }

.sb-foot {
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 10px 14px;
  padding-bottom: calc(10px + var(--safe-b));
  border-top: 1px solid var(--line);
  font-size: 11px; color: var(--fg-3);
}
.sb-status { display: inline-flex; align-items: center; gap: 7px; min-width: 0; }
.sb-brand { white-space: nowrap; }
.sb-brand strong { color: var(--fg-2); font-weight: 600; }
.pulse-dot {
  width: 6px; height: 6px; flex-shrink: 0;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 3px rgba(52, 211, 153, .14);
}
.sb-status[data-state="busy"] .pulse-dot { background: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.sb-status[data-state="error"] .pulse-dot { background: var(--danger); box-shadow: 0 0 0 3px var(--danger-soft); }

/* ── 5. Topbar + rail ────────────────────────────────────────────────── */
.topbar {
  flex-shrink: 0;
  height: var(--topbar-h);
  display: flex; align-items: center; gap: 8px;
  padding: 0 12px;
  padding-left: calc(12px + var(--safe-l));
  padding-right: calc(12px + var(--safe-r));
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.menu-btn { display: none; }

.topbar-title { flex: 1; min-width: 0; }
.topbar-title h1 {
  font-size: var(--fs-ui); font-weight: 600; letter-spacing: -.01em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.topbar-sub {
  font-size: 11.5px; color: var(--fg-3);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.topbar-actions { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }

.model-chip {
  display: inline-flex; align-items: center; gap: 8px;
  height: 38px; max-width: 210px;
  padding: 0 9px 0 10px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line-2);
  background: var(--surface-2);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.model-chip:hover { border-color: var(--accent-line); background: var(--surface-3); }
.chip-dot {
  width: 7px; height: 7px; flex-shrink: 0;
  border-radius: 50%;
  background: linear-gradient(140deg, var(--accent), var(--accent-2));
}
.chip-body {
  display: flex; flex-direction: column; align-items: flex-start;
  min-width: 0; gap: 1px;
}
.chip-name {
  font-size: 12.5px; font-weight: 600; line-height: 1.15;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.chip-prov {
  font-size: 10px; line-height: 1.15; color: var(--fg-3);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.chip-caret { width: 15px; height: 15px; flex-shrink: 0; color: var(--fg-3); }
.model-chip[aria-expanded="true"] { border-color: var(--accent); background: var(--surface-3); }
.model-chip[aria-expanded="true"] .chip-caret { transform: rotate(180deg); }

.rail {
  flex-shrink: 0;
  height: var(--rail-h);
  display: flex; align-items: center; gap: 9px;
  padding: 0 14px;
  padding-left: calc(14px + var(--safe-l));
  padding-right: calc(14px + var(--safe-r));
  border-bottom: 1px solid var(--line);
  background: var(--surface);
  font: 400 10.5px/1 var(--mono);
  color: var(--fg-3);
  overflow: hidden;
}
.rail-id { color: var(--accent-ink); letter-spacing: .02em; }
.rail-model { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rail-right { margin-left: auto; display: flex; align-items: center; gap: 9px; flex-shrink: 0; }
.rail-stat { color: var(--fg-3); white-space: nowrap; }
.rail-sep { width: 1px; height: 10px; background: var(--line-2); flex-shrink: 0; }
.rail[data-busy="1"] .rail-stat:first-child { color: var(--accent-2); }

/* ── 6. Zone de conversation ─────────────────────────────────────────── */
.chat {
  flex: 1; min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  scroll-behavior: smooth;
  padding: 22px 20px 26px;
  display: flex; flex-direction: column; gap: 20px;
  scrollbar-width: thin;
  scrollbar-color: var(--line-2) transparent;
}
.chat::-webkit-scrollbar { width: 8px; }
.chat::-webkit-scrollbar-thumb { background: var(--line-2); border-radius: 4px; }
.chat::-webkit-scrollbar-thumb:hover { background: var(--fg-3); }

.msg {
  display: flex; gap: 11px;
  max-width: 860px; width: 100%;
  margin: 0 auto;
  content-visibility: auto;
  contain-intrinsic-size: auto 96px;
}
.msg.user { flex-direction: row-reverse; }

.msg-avatar {
  width: 30px; height: 30px; flex-shrink: 0;
  display: grid; place-items: center;
  border-radius: 9px;
  margin-top: 2px;
  border: 1px solid var(--line-2);
  background: var(--surface-3);
  color: var(--fg-3);
}
.msg-avatar svg { width: 15px; height: 15px; }
.msg-ai .msg-avatar {
  color: var(--accent-ink);
  border-color: var(--accent-line);
  background: linear-gradient(145deg, rgba(139,92,246,.22), rgba(34,211,238,.09));
}

.msg-col { min-width: 0; flex: 1; }
.msg-head {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 5px;
  min-height: 18px;
}
.msg.user .msg-head { flex-direction: row-reverse; }
.msg-who { font-size: 11.5px; font-weight: 650; color: var(--fg-2); letter-spacing: .01em; }
.msg-time { font-size: 10.5px; color: var(--fg-3); font-variant-numeric: tabular-nums; }
.tag {
  font-size: 10px; font-weight: 650;
  padding: 2px 6px; border-radius: var(--r-full);
  border: 1px solid var(--line-2); color: var(--fg-3);
}
.tag-stop { color: var(--warn); border-color: rgba(251,191,36,.3); background: rgba(251,191,36,.08); }
.tag-err { color: var(--danger); border-color: rgba(248,113,113,.3); background: var(--danger-soft); }

.msg-body {
  font-size: var(--fs);
  line-height: 1.72;
  color: var(--fg);
  overflow-wrap: anywhere;
}
.msg-body:empty::after {
  content: "";
  display: inline-block;
  width: 7px; height: 7px;
  margin-left: 2px;
  border-radius: 50%;
  background: var(--accent);
  animation: breathe 1.3s ease-in-out infinite;
}
@keyframes breathe { 0%,100% { opacity:.25; transform: scale(.8);} 50% { opacity:1; transform: scale(1.05);} }

.msg.user .msg-body {
  white-space: pre-wrap;
  padding: 11px 15px;
  border-radius: var(--r-md);
  border-bottom-right-radius: 6px;
  background: var(--surface-3);
  border: 1px solid var(--line);
  color: var(--fg);
}
.msg-ai .msg-body { color: var(--fg); }

.msg-actions {
  display: flex; flex-wrap: wrap; gap: 4px;
  margin-top: 8px;
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}
.msg:hover .msg-actions,
.msg:focus-within .msg-actions,
.msg-actions.is-shown { opacity: 1; }
.msg-actions button {
  display: inline-flex; align-items: center; gap: 5px;
  height: 30px; padding: 0 9px;
  border-radius: var(--r-xs);
  border: 1px solid transparent;
  color: var(--fg-3);
  font-size: 11.5px; font-weight: 500;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.msg-actions button svg { width: 13px; height: 13px; }
.msg-actions button:hover { color: var(--fg); background: var(--surface-3); border-color: var(--line); }
.msg-actions button.ok { color: var(--ok); }

.typing { display: inline-flex; gap: 4px; padding: 4px 2px; }
.typing i {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--fg-3);
  animation: dot 1.2s ease-in-out infinite;
}
.typing i:nth-child(2) { animation-delay: .15s; }
.typing i:nth-child(3) { animation-delay: .3s; }
@keyframes dot { 0%,80%,100% { opacity:.25; transform: translateY(0);} 40% { opacity:1; transform: translateY(-3px);} }

/* Édition d'un message utilisateur */
.edit-box { display: flex; flex-direction: column; gap: 9px; }
.edit-ta {
  width: 100%;
  min-height: 92px;
  padding: 11px 13px;
  border-radius: var(--r-md);
  border: 1px solid var(--accent-line);
  background: var(--surface-2);
  color: var(--fg);
  font-size: var(--fs); line-height: 1.6;
  resize: vertical;
  outline: none;
}
.edit-ta:focus { box-shadow: 0 0 0 3px var(--accent-soft); }
.edit-bar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.edit-bar .tool { height: 34px; font-size: var(--fs-sm); }
.edit-hint { flex: 1; min-width: 130px; font-size: 11px; color: var(--fg-3); }

.msg-error {
  max-width: 560px;
  margin: 0 auto;
  padding: 12px 14px;
  border-radius: var(--r-md);
  border: 1px solid rgba(248,113,113,.3);
  background: var(--danger-soft);
  color: var(--danger);
  font-size: var(--fs-sm);
  display: flex; align-items: flex-start; gap: 10px;
}
.msg-error svg { width: 17px; height: 17px; flex-shrink: 0; margin-top: 1px; }
.msg-error p { flex: 1; }
.msg-error button {
  flex-shrink: 0;
  padding: 5px 10px;
  border-radius: var(--r-xs);
  border: 1px solid rgba(248,113,113,.35);
  color: var(--danger); font-size: 11.5px; font-weight: 600;
}
.msg-error button:hover { background: rgba(248,113,113,.14); }

.msg.is-streaming .msg-avatar { border-color: var(--accent); }
.msg.is-streaming .msg-body::after {
  content: "";
  display: inline-block;
  width: 2px; height: 1em;
  margin-left: 2px;
  vertical-align: -.15em;
  border-radius: 2px;
  background: var(--accent-2);
  animation: caret 1s steps(1) infinite;
}
@keyframes caret { 50% { opacity: 0; } }

.jump {
  position: absolute;
  left: 50%; bottom: calc(var(--composer-h, 118px) + 12px);
  transform: translateX(-50%);
  z-index: 5;
  width: 36px; height: 36px;
  display: grid; place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line-2);
  background: var(--surface-3);
  color: var(--fg-2);
  box-shadow: var(--shadow-2);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
}
.jump svg { width: 18px; height: 18px; }
.jump:hover { background: var(--line); color: var(--fg); transform: translateX(-50%) translateY(-2px); }

/* ── 6b. Accueil ─────────────────────────────────────────────────────── */
.home {
  width: 100%; max-width: 780px;
  margin: auto;
  padding: 12px 4px 20px;
  text-align: center;
}
.home-mark {
  width: 52px; height: 52px;
  margin: 0 auto 20px;
  display: grid; place-items: center;
  border-radius: 15px;
  color: var(--accent-ink);
  border: 1px solid var(--accent-line);
  background: linear-gradient(145deg, rgba(139,92,246,.22), rgba(34,211,238,.08));
}
.home-mark svg { width: 25px; height: 25px; }

.home-title {
  font-size: clamp(1.55rem, 5.2vw, 2.2rem);
  font-weight: 680;
  line-height: 1.18;
  letter-spacing: -.028em;
}
.home-title em {
  font-style: normal;
  background: linear-gradient(92deg, var(--fg) 10%, var(--accent-ink) 60%, var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.home-lead {
  margin: 12px auto 0;
  max-width: 46ch;
  font-size: var(--fs-ui);
  color: var(--fg-2);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(158px, 1fr));
  gap: 9px;
  margin-top: 28px;
  text-align: left;
}
.card {
  display: flex; align-items: center; gap: 11px;
  padding: 13px 14px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--surface);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.card:hover { border-color: var(--accent-line); background: var(--surface-2); transform: translateY(-1px); }
.card-ico { font-size: 19px; line-height: 1; flex-shrink: 0; }
.card-txt { display: block; min-width: 0; }
.card-txt strong { display: block; font-size: var(--fs-ui); font-weight: 600; }
.card-txt span { display: block; margin-top: 2px; font-size: 11.5px; color: var(--fg-3); line-height: 1.4; }

.examples { margin-top: 26px; }
.examples-title {
  font-size: 10.5px; font-weight: 700;
  letter-spacing: .09em; text-transform: uppercase;
  color: var(--fg-3);
  margin-bottom: 10px;
}
.examples-list { display: flex; flex-wrap: wrap; gap: 7px; justify-content: center; }
.ex {
  padding: 7px 13px;
  border-radius: var(--r-full);
  border: 1px solid var(--line-2);
  background: var(--surface);
  color: var(--fg-2);
  font-size: var(--fs-sm);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.ex:hover { color: var(--fg); border-color: var(--accent-line); background: var(--accent-soft); }

/* ── 7. Markdown ─────────────────────────────────────────────────────── */
.md > * + * { margin-top: .85em; }
.md > :first-child { margin-top: 0; }
.md > :last-child { margin-bottom: 0; }

.md p { margin: 0; }
.md h1, .md h2, .md h3, .md h4, .md h5, .md h6 {
  margin: 1.4em 0 .5em;
  line-height: 1.3;
  font-weight: 650;
  letter-spacing: -.015em;
}
.md > :first-child { margin-top: 0; }
.md h1 { font-size: 1.4em; }
.md h2 { font-size: 1.24em; }
.md h3 { font-size: 1.1em; }
.md h4, .md h5, .md h6 { font-size: 1em; color: var(--fg-2); }

.md ul, .md ol { padding-left: 1.35em; }
.md li + li { margin-top: .3em; }
.md li > ul, .md li > ol { margin-top: .3em; }
.md ul { list-style: disc; }
.md ol { list-style: decimal; }
.md li::marker { color: var(--fg-3); }

.md a {
  color: var(--accent-2);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: color-mix(in srgb, var(--accent-2) 45%, transparent);
}
.md a:hover { text-decoration-color: currentColor; }

.md strong { font-weight: 650; color: #fff; }
[data-theme="light"] .md strong { color: #000; }
.md em { font-style: italic; }
.md del { color: var(--fg-3); }
.md hr { border: 0; border-top: 1px solid var(--line-2); margin: 1.4em 0; }

.md blockquote {
  padding: 2px 0 2px 14px;
  border-left: 2px solid var(--accent-line);
  color: var(--fg-2);
}
.md blockquote > * + * { margin-top: .5em; }

.md :not(pre) > code {
  font: 500 .87em/1.5 var(--mono);
  padding: .16em .4em;
  border-radius: 5px;
  background: var(--accent-soft);
  color: var(--accent-ink);
  overflow-wrap: anywhere;
}

.md .table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  -webkit-overflow-scrolling: touch;
}
.md table { border-collapse: collapse; width: 100%; font-size: .92em; }
.md th, .md td {
  padding: 8px 12px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.md th { background: var(--surface-2); font-weight: 650; white-space: nowrap; }
.md tbody tr:last-child td { border-bottom: 0; }
.md tbody tr:hover td { background: var(--surface-2); }

.md img { max-width: 100%; height: auto; border-radius: var(--r-sm); }

.md .codeblock {
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  overflow: hidden;
  background: var(--surface-2);
}
.md .cb-head {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 6px 8px 6px 12px;
  background: var(--surface-3);
  border-bottom: 1px solid var(--line-2);
}
.md .cb-lang {
  font: 600 10.5px/1 var(--mono);
  letter-spacing: .07em; text-transform: uppercase;
  color: var(--accent-ink);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.md .cb-copy {
  display: inline-flex; align-items: center; gap: 5px;
  flex-shrink: 0;
  height: 26px; padding: 0 8px;
  border-radius: 6px;
  border: 1px solid transparent;
  color: var(--fg-3);
  font-size: 11px; font-weight: 500;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.md .cb-copy svg { width: 12px; height: 12px; }
.md .cb-copy:hover { color: var(--fg); background: var(--surface); border-color: var(--line-2); }
.md .cb-copy.ok { color: var(--ok); }

.md pre {
  margin: 0;
  padding: 13px 14px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  font: 400 12.8px/1.65 var(--mono);
  color: var(--fg);
  white-space: pre;
  tab-size: 2;
}
.md pre code { font: inherit; background: none; padding: 0; color: inherit; }

/* Coloration syntaxique */
.hljs-keyword, .hljs-selector-tag, .hljs-literal, .hljs-doctag { color: #c792ea; }
.hljs-string, .hljs-regexp, .hljs-addition, .hljs-attribute { color: #7ee787; }
.hljs-comment, .hljs-quote { color: var(--fg-3); font-style: italic; }
.hljs-number, .hljs-symbol, .hljs-bullet { color: #f78c6c; }
.hljs-title, .hljs-section, .hljs-selector-id, .hljs-selector-class { color: #82aaff; }
.hljs-name, .hljs-tag { color: #ffcb6b; }
.hljs-type, .hljs-built_in, .hljs-builtin-name { color: #82aaff; }
.hljs-variable, .hljs-template-variable, .hljs-params { color: var(--fg); }
.hljs-property, .hljs-attr, .hljs-operator, .hljs-punctuation { color: #89ddff; }
.hljs-meta { color: #f07178; }
.hljs-emphasis { font-style: italic; }
.hljs-strong { font-weight: 700; }
.hljs-deletion { color: var(--danger); }

/* ── 8. Composer ─────────────────────────────────────────────────────── */
.composer-wrap {
  flex-shrink: 0;
  padding: 4px 20px calc(12px + var(--safe-b));
  padding-left: calc(20px + var(--safe-l));
  padding-right: calc(20px + var(--safe-r));
  background: linear-gradient(180deg, transparent, var(--bg) 26%);
}

.composer {
  display: flex; align-items: flex-end; gap: 10px;
  max-width: 860px; margin: 0 auto;
  padding: 7px 7px 7px 16px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line-2);
  background: var(--surface-2);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.composer:focus-within {
  border-color: var(--accent-line);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.composer textarea {
  flex: 1; min-width: 0;
  min-height: 34px; max-height: 190px;
  padding: 7px 0;
  border: 0; background: none; outline: none; resize: none;
  font-size: var(--fs); line-height: 1.55;
  color: var(--fg);
}
.composer textarea::placeholder { color: var(--fg-3); }

.composer-tools { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }

.tool {
  display: inline-flex; align-items: center; gap: 7px;
  height: 36px; padding: 0 13px;
  border-radius: var(--r-md);
  font-size: var(--fs-ui); font-weight: 600;
  white-space: nowrap;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease), opacity var(--dur) var(--ease);
}
.tool svg { width: 15px; height: 15px; }
.tool-send {
  background: linear-gradient(140deg, var(--accent), #6d28d9);
  color: #fff;
  box-shadow: 0 8px 20px -12px var(--accent);
}
.tool-send:hover { filter: brightness(1.08); }
.tool-send:disabled { opacity: .38; cursor: not-allowed; filter: none; box-shadow: none; }

.tool-stop {
  background: var(--surface-3);
  border: 1px solid var(--line-2);
  color: var(--fg);
}
.tool-stop:hover { border-color: var(--danger); color: var(--danger); }
.tool-stop svg { color: var(--danger); }

.composer-meta {
  display: flex; align-items: center; gap: 12px;
  max-width: 860px; margin: 8px auto 0;
  padding: 0 4px;
  font-size: 11px; color: var(--fg-3);
  min-height: 15px;
}
.meta-item { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.meta-count { margin-left: auto; font-variant-numeric: tabular-nums; }
.meta-model { color: var(--fg-3); }
.meta-model b { color: var(--fg-2); font-weight: 500; }
.meta-model.is-hot { color: var(--accent-ink); }

/* ── 9. Popover (modèle) ─────────────────────────────────────────────── */
.popover {
  position: fixed; z-index: 120;
  width: min(370px, calc(100vw - 24px));
  max-height: min(560px, 78vh);
  display: flex; flex-direction: column;
  border-radius: var(--r-md);
  border: 1px solid var(--line-2);
  background: var(--surface);
  box-shadow: var(--shadow-3);
  overflow: hidden;
}
.pop-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 10px 10px 16px;
  border-bottom: 1px solid var(--line);
  flex-shrink: 0;
}
.pop-head h2 { font-size: var(--fs-ui); font-weight: 650; }
.pop-close { width: 32px; height: 32px; }
.pop-body { overflow-y: auto; padding: 6px; scrollbar-width: thin; }

.pop-group {
  padding: 12px 10px 5px;
  font-size: 10.5px; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--fg-3);
}
.opt {
  display: flex; align-items: center; gap: 11px;
  width: 100%; padding: 9px 10px;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  text-align: left;
  transition: background var(--dur) var(--ease);
}
.opt:hover { background: var(--surface-2); }
.opt[aria-checked="true"] { background: var(--accent-soft); border-color: var(--accent-line); }
.opt-ico {
  width: 28px; height: 28px; flex-shrink: 0;
  display: grid; place-items: center;
  border-radius: 8px;
  font-size: 14px;
  background: var(--surface-3);
}
.opt-body { flex: 1; min-width: 0; }
.opt-name { display: block; font-size: var(--fs-sm); font-weight: 600; }
.opt-meta {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  margin-top: 3px;
  font-size: 10.5px; color: var(--fg-3);
}
.opt-note { color: var(--fg-3); }
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 6px;
  border-radius: var(--r-full);
  border: 1px solid var(--line-2);
  font-size: 10px; font-weight: 600;
  white-space: nowrap;
}
.badge-groq    { color: #34d399; border-color: rgba(52,211,153,.3); background: rgba(52,211,153,.08); }
.badge-mistral { color: #fb923c; border-color: rgba(251,146,60,.3); background: rgba(251,146,60,.08); }
.badge-ctx     { font-family: var(--mono); }
.speed { display: inline-flex; gap: 2px; align-items: center; }
.speed i { width: 4px; height: 10px; border-radius: 1px; background: var(--line-2); }
.speed[data-level="3"] i:nth-child(-n+3) { background: var(--accent-2); }
.speed[data-level="2"] i:nth-child(-n+2) { background: var(--accent-2); }
.speed[data-level="1"] i:nth-child(-n+1) { background: var(--accent-2); }
.opt-check { width: 17px; height: 17px; flex-shrink: 0; color: var(--accent-ink); opacity: 0; }
.opt[aria-checked="true"] .opt-check { opacity: 1; }

/* Menu contextuel d'une conversation */
.ctxmenu {
  position: fixed; z-index: 130;
  min-width: 190px;
  padding: 5px;
  border-radius: var(--r-md);
  border: 1px solid var(--line-2);
  background: var(--surface);
  box-shadow: var(--shadow-3);
}
.ctxmenu button {
  display: flex; align-items: center; gap: 9px;
  width: 100%; padding: 8px 10px;
  border-radius: var(--r-xs);
  font-size: var(--fs-sm); color: var(--fg-2);
  text-align: left;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.ctxmenu button svg { width: 15px; height: 15px; color: var(--fg-3); }
.ctxmenu button:hover { background: var(--surface-2); color: var(--fg); }
.ctxmenu button.danger:hover { background: var(--danger-soft); color: var(--danger); }
.ctxmenu button.danger:hover svg { color: var(--danger); }

/* ── 10. Drawer (paramètres) ─────────────────────────────────────────── */
.drawer-wrap { position: fixed; inset: 0; z-index: 140; }
.drawer-scrim { position: absolute; inset: 0; background: rgba(3,3,8,.62); backdrop-filter: blur(2px); }
.drawer {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: min(400px, 100vw);
  display: flex; flex-direction: column;
  background: var(--surface);
  border-left: 1px solid var(--line);
  box-shadow: var(--shadow-3);
  padding-right: var(--safe-r);
}
.drawer-head {
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 12px 12px 20px;
  border-bottom: 1px solid var(--line);
}
.drawer-head h2 { font-size: var(--fs-ui); font-weight: 650; }
.drawer-body {
  flex: 1; min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 6px 20px calc(24px + var(--safe-b));
  scrollbar-width: thin;
}

.set { padding: 18px 0; border-bottom: 1px solid var(--line); }
.set:last-child { border-bottom: 0; }
.set-title {
  font-size: 10.5px; font-weight: 700;
  letter-spacing: .09em; text-transform: uppercase;
  color: var(--fg-3);
  margin-bottom: 12px;
}
.set-row + .set-row { margin-top: 14px; }
.set-row-col { display: block; }
.set-hint { margin-top: 8px; font-size: 11.5px; color: var(--fg-3); line-height: 1.6; }

.switch-field {
  display: flex; align-items: center; gap: 10px;
  width: 100%; min-height: 42px; padding: 8px 12px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line-2);
  background: var(--surface-2);
  font-size: var(--fs-sm); font-weight: 600;
}
.switch-field select {
  flex: 1; min-width: 0;
  border: 0; background: none; outline: none;
  text-align: right; font-size: var(--fs-sm);
  color: var(--accent-ink); font-weight: 600;
  cursor: pointer;
}
.switch-field select option { background: var(--surface); color: var(--fg); }

.range-head {
  display: flex; align-items: center; justify-content: space-between;
  font-size: var(--fs-sm); font-weight: 550;
  margin-bottom: 10px;
}
.range-head output {
  font: 600 12px/1 var(--mono);
  color: var(--accent-ink);
  padding: 4px 8px;
  border-radius: var(--r-xs);
  background: var(--accent-soft);
}
input[type="range"] {
  width: 100%; height: 22px;
  appearance: none; -webkit-appearance: none;
  background: none; cursor: pointer;
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 4px; border-radius: 2px; background: var(--line-2);
}
input[type="range"]::-moz-range-track { height: 4px; border-radius: 2px; background: var(--line-2); }
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px; height: 16px; margin-top: -6px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--surface);
  box-shadow: 0 0 0 1px var(--accent);
}
input[type="range"]::-moz-range-thumb {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--accent); border: 2px solid var(--surface);
}

.segmented {
  display: flex;
  padding: 3px;
  gap: 2px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: var(--surface-2);
}
.segmented button {
  flex: 1;
  min-height: 34px; padding: 6px 8px;
  border-radius: 7px;
  font-size: 12.5px; font-weight: 550;
  color: var(--fg-3);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.segmented button:hover { color: var(--fg-2); }
.segmented button[aria-checked="true"] {
  background: var(--surface-3);
  color: var(--fg);
  box-shadow: var(--shadow-1);
}

.toggle {
  display: flex; align-items: center; gap: 12px;
  cursor: pointer;
  padding: 4px 0;
}
.toggle > span:first-child { flex: 1; font-size: var(--fs-sm); font-weight: 550; }
.toggle small { display: block; margin-top: 3px; font-weight: 400; font-size: 11.5px; color: var(--fg-3); }
.switch-input { position: absolute; opacity: 0; pointer-events: none; }
.switch-ui {
  position: relative;
  width: 42px; height: 24px; flex-shrink: 0;
  border-radius: var(--r-full);
  background: var(--line-2);
  transition: background var(--dur) var(--ease);
}
.switch-ui::after {
  content: "";
  position: absolute; top: 3px; left: 3px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--fg-3);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
}
.switch-input:checked + .switch-ui { background: var(--accent); }
.switch-input:checked + .switch-ui::after { transform: translateX(18px); background: #fff; }
.switch-input:focus-visible + .switch-ui { outline: 2px solid var(--accent); outline-offset: 2px; }

.btns { display: grid; gap: 7px; }
.btn-line {
  display: flex; align-items: center; gap: 9px;
  min-height: 42px; padding: 10px 13px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line-2);
  background: var(--surface-2);
  font-size: var(--fs-sm); font-weight: 550;
  text-align: left;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.btn-line:hover { border-color: var(--accent-line); background: var(--surface-3); }
.btn-line.danger { color: var(--danger); }
.btn-line.danger:hover { border-color: rgba(248,113,113,.4); background: var(--danger-soft); }

.about-card {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 13px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: var(--surface-2);
}
.about-card strong { font-size: var(--fs-ui); }
.about-card p { margin-top: 4px; font-size: 11.5px; color: var(--fg-3); line-height: 1.6; }
.about-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.about-links a {
  padding: 6px 11px;
  border-radius: var(--r-full);
  border: 1px solid var(--line-2);
  font-size: 12px; color: var(--fg-2);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.about-links a:hover { color: var(--accent-ink); border-color: var(--accent-line); }

/* ── 11. Toasts ──────────────────────────────────────────────────────── */
.toast-wrap {
  position: fixed; z-index: 200;
  left: 50%; bottom: calc(18px + var(--safe-b));
  transform: translateX(-50%);
  display: flex; flex-direction: column-reverse; align-items: center; gap: 7px;
  pointer-events: none;
  width: max-content; max-width: calc(100vw - 24px);
}
.toast {
  display: flex; align-items: center; gap: 9px;
  padding: 9px 15px;
  border-radius: var(--r-full);
  border: 1px solid var(--line-2);
  background: var(--surface-3);
  box-shadow: var(--shadow-2);
  font-size: var(--fs-sm);
  color: var(--fg);
  animation: toastIn .22s var(--ease);
}
.toast svg { width: 15px; height: 15px; flex-shrink: 0; }
.toast.ok svg { color: var(--ok); }
.toast.err { border-color: rgba(248,113,113,.4); }
.toast.err svg { color: var(--danger); }
.toast.leaving { animation: toastOut .2s var(--ease) forwards; }
@keyframes toastIn  { from { opacity: 0; transform: translateY(8px) scale(.97); } }
@keyframes toastOut { to   { opacity: 0; transform: translateY(6px) scale(.97); } }

/* ── 12. Responsive ──────────────────────────────────────────────────── */

/* Sidebar en panneau */
@media (max-width: 900px) {
  .sidebar {
    position: fixed; top: 0; left: 0; bottom: 0; z-index: 70;
    width: min(300px, 86vw);
    flex-basis: auto;
    transform: translateX(-101%);
    transition: transform 220ms var(--ease);
    box-shadow: none;
  }
  .app.is-nav-open .sidebar { transform: translateX(0); box-shadow: var(--shadow-3); }
  .sb-close { display: inline-flex; }
  .menu-btn { display: inline-flex; }
  .topbar { padding-left: calc(6px + var(--safe-l)); }
  .topbar-actions { gap: 4px; }
  .chat { padding: 18px 14px 22px; }
  .composer-wrap { padding: 4px 14px calc(10px + var(--safe-b)); }
}

@media (min-width: 901px) {
  .scrim { display: none !important; }
}

@media (max-width: 620px) {
  :root { --topbar-h: 54px; }
  .model-chip { max-width: 132px; height: 36px; }
  .chip-prov { display: none; }
  .chip-name { font-size: 12px; }
  #btn-export { display: none; }
  .topbar-title h1 { font-size: 14.5px; }
  .topbar-sub { font-size: 11px; }
  .rail { display: none; }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin-top: 24px; }
  .card { padding: 11px; gap: 9px; }
  .card-ico { font-size: 17px; }
  .card-txt strong { font-size: 13.5px; }
  .card-txt span { font-size: 11px; }
  .examples { margin-top: 22px; }
  .home-lead { font-size: var(--fs-sm); }
  .msg { gap: 9px; }
  .msg-avatar { width: 26px; height: 26px; border-radius: 8px; }
  .msg-avatar svg { width: 13px; height: 13px; }
  .msg.user .msg-body { padding: 9px 13px; }
  .msg-actions { opacity: 1; }
  .md pre { font-size: 12.2px; padding: 11px 12px; }
  .md .cb-head { padding: 5px 6px 5px 10px; }
  .md th, .md td { padding: 7px 10px; }
  .drawer { width: 100vw; border-left: 0; }
  .jump { bottom: calc(var(--composer-h, 104px) + 10px); }
}

/* 360 / 390 / 430 : aucune débordement horizontal */
@media (max-width: 480px) {
  .topbar { gap: 6px; padding-right: calc(8px + var(--safe-r)); }
  .model-chip { max-width: 112px; padding: 0 7px 0 8px; gap: 6px; }
  .chip-caret { display: none; }
  .composer { padding: 6px 6px 6px 13px; gap: 8px; border-radius: var(--r-md); }
  .send-label { display: none; }
  .tool-send { width: 38px; padding: 0; justify-content: center; }
  .tool span:not(.send-label) { display: none; }
  .composer-meta { font-size: 10.5px; }
  #composer-hint { display: none; }
  .meta-count { margin-left: 0; }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .chat { padding: 14px 11px 18px; }
  .composer-wrap { padding: 4px 11px calc(8px + var(--safe-b)); }
  .home-mark { width: 44px; height: 44px; margin-bottom: 16px; }
  .home-mark svg { width: 21px; height: 21px; }
}

@media (max-width: 380px) {
  .model-chip { max-width: 96px; }
  .chip-name { font-size: 11.5px; }
  .cards { grid-template-columns: 1fr; }
  .examples-list { gap: 6px; }
  .ex { font-size: 11.5px; padding: 6px 11px; }
}

/* Paysage court (téléphone à l'horizontale) */
@media (max-height: 480px) and (orientation: landscape) {
  .rail { display: none; }
  .chat { padding-top: 12px; }
  .home-mark { display: none; }
}

/* ── 13. Animations désactivées & accessibilité ──────────────────────── */
html.no-anim *, html.no-anim *::before, html.no-anim *::after {
  animation-duration: .001ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: .001ms !important;
  scroll-behavior: auto !important;
}
html.no-anim .composer:hover, html.no-anim .card:hover, html.no-anim .jump:hover { transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .chat { scroll-behavior: auto; }
}