static/css/style.css

/* ==========================================================================
   OPSIOM — Design system
   Palette extraite du logo (nœud violet/rose métallique) : les tons profonds
   servent de fond, les tons clairs de signature (dégradé de marque).
   ========================================================================== */

:root {
  /* Fond */
  --void: #0a0712;
  --void-2: #120b1e;

  /* Surfaces */
  --panel: rgba(255, 255, 255, .035);
  --panel-solid: #160e22;
  --glass: rgba(24, 16, 36, .58);
  --line: rgba(255, 255, 255, .085);
  --line-soft: rgba(255, 255, 255, .045);

  /* Texte */
  --ink: #f3eefa;
  --ink-dim: #a196b3;
  --ink-faint: #5c5270;

  /* Marque — dégradé signature du logo */
  --orchid: #e7a7cc;
  --violet: #8a4fd1;
  --violet-deep: #4c2670;
  --plum: #2b1640;

  --grad-brand: linear-gradient(133deg, var(--orchid) 0%, var(--violet) 100%);

  /* États */
  --green: #45d99a;
  --red: #e2708a;

  --radius-s: 8px;
  --radius-m: 13px;
  --radius-l: 20px;
  --shadow-glow: 0 18px 50px rgba(76, 38, 112, .35);
}

* { box-sizing: border-box; }

html { color-scheme: dark; }

body {
  margin: 0;
  font-family: 'DM Sans', sans-serif;
  color: var(--ink);
  background: var(--void);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  position: relative;
}

/* Champ lumineux ambiant + grain, posés une fois sur tout le document */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 900px 620px at 82% -8%, rgba(138, 79, 209, .22), transparent 60%),
    radial-gradient(ellipse 760px 560px at -10% 96%, rgba(231, 167, 204, .12), transparent 62%),
    linear-gradient(180deg, var(--void-2) 0%, var(--void) 46%, #070510 100%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .035;
  mix-blend-mode: overlay;
  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='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.app-shell {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: 100vh;
  max-width: 1440px;
  margin: 0 auto;
}

/* ==========================================================================
   Sidebar
   ========================================================================== */

#sidebar {
  width: 272px;
  flex-shrink: 0;
  padding: 26px 20px 20px;
  border-right: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
  gap: 22px;
}

#brand-row { display: flex; align-items: center; gap: 11px; }

#sidebar-close {
  display: none;
  margin-left: auto;
  width: 30px;
  height: 30px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  background: var(--panel);
  color: var(--ink-dim);
  cursor: pointer;
}
#sidebar-close:hover { color: var(--ink); }

#brand-mark {
  width: 32px;
  height: 32px;
  object-fit: contain;
  filter: drop-shadow(0 2px 10px rgba(138, 79, 209, .55));
}

#brand-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -.03em;
}

#new-chat {
  display: flex;
  align-items: center;
  gap: 9px;
  border: 1px solid rgba(231, 167, 204, .22);
  background: linear-gradient(180deg, rgba(138, 79, 209, .14), rgba(138, 79, 209, .05));
  color: var(--ink);
  border-radius: var(--radius-s);
  padding: 11px 14px;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease;
}
#new-chat svg { flex-shrink: 0; opacity: .85; }
#new-chat:hover {
  background: linear-gradient(180deg, rgba(138, 79, 209, .24), rgba(138, 79, 209, .09));
  border-color: rgba(231, 167, 204, .38);
}
#new-chat:active { transform: translateY(1px); }

#system-card {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  padding: 14px 15px;
  background: var(--panel);
  font-size: 12.5px;
  display: flex;
  flex-direction: column;
  gap: 9px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .18);
}

#status-line { display: flex; align-items: center; gap: 9px; }

.dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
.dot-pending { background: var(--ink-faint); animation: pulse 1.4s infinite; }
.dot-online { background: var(--green); box-shadow: 0 0 8px rgba(69, 217, 154, .65); }
.dot-offline { background: var(--red); box-shadow: 0 0 8px rgba(226, 112, 138, .55); }

#status-text { font-size: 13px; font-weight: 500; }

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .3; } }

.status-detail {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--ink-dim);
  padding-left: 16px;
}
.status-detail svg { flex-shrink: 0; opacity: .7; }
.status-detail:has(span:empty) { display: none; }

.version-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--ink-faint);
  font-family: 'JetBrains Mono', monospace;
  font-size: 9.5px;
  letter-spacing: .1em;
}
.version-tag::before {
  content: "";
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--grad-brand);
}

/* ---- Forfait (plan Free/Plus/Pro) --------------------------------------- */

#plan-card {
  width: 100%;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  padding: 10px 14px;
  background: var(--panel);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  text-decoration: none;
  color: var(--ink);
  font-size: .82rem;
  margin-bottom: 10px;
  transition: border-color .2s;
}
#plan-card:hover { border-color: var(--violet); }

#plan-badge { font-weight: 700; }

#lab-badge {
  background: rgba(168, 85, 247, .15);
  color: var(--orchid);
  border-radius: 99px;
  padding: 2px 8px;
  font-size: .72rem;
  font-weight: 600;
}

#plan-next-hint {
  margin-left: auto;
  color: var(--ink-dim);
  font-size: .75rem;
}

/* ---- Quota gratuit (tokens/jour, partagé avec le CLI) ------------------ */

#quota-card {
  width: 100%;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  padding: 12px 14px;
  background: var(--panel);
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color .15s ease, background .15s ease;
}
#quota-card:hover, #quota-card:focus-visible {
  border-color: rgba(231, 167, 204, .32);
  background: rgba(138, 79, 209, .08);
  outline: none;
}

#quota-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

#quota-label { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; color: var(--ink-dim); }
#quota-label svg { opacity: .7; flex-shrink: 0; }
#quota-count {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
  color: var(--ink-faint);
  flex-shrink: 0;
}

#quota-bar-track {
  height: 5px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .07);
  overflow: hidden;
}
#quota-bar-fill {
  height: 100%;
  border-radius: 999px;
  background: var(--grad-brand);
  transition: width .3s ease, background .2s ease;
}
#quota-bar-fill.warn { background: linear-gradient(135deg, #f0c56a, var(--orchid)); }
#quota-bar-fill.empty { background: var(--red); }

/* ---- Pub CLI ------------------------------------------------------------ */

/* ---- Sections repliables de la sidebar (CLI, codes de promo, admin) ---- */
/* Repliées par défaut : garde tout le contenu (rien n'est supprimé) tout en
   désencombrant la sidebar au premier coup d'œil. */

.sidebar-details,
#cli-promo {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  padding: 12px 14px;
  background: var(--panel);
}
.sidebar-details[open],
#cli-promo[open] {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.sidebar-details summary,
.cli-promo-head {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  font-weight: 500;
  color: var(--ink);
}
.sidebar-details summary::-webkit-details-marker { display: none; }
.sidebar-details summary::after {
  content: "";
  width: 6px; height: 6px;
  margin-left: auto;
  border-right: 1.4px solid var(--ink-faint);
  border-bottom: 1.4px solid var(--ink-faint);
  transform: rotate(-45deg);
  transition: transform .15s ease;
  flex-shrink: 0;
}
.sidebar-details[open] summary::after { transform: rotate(45deg); }
.sidebar-details > *:not(summary) { margin-top: 8px; }
.sidebar-details summary:first-of-type { margin: 0; }

.cli-promo-head {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  font-weight: 500;
  color: var(--ink);
}
.cli-promo-head svg { flex-shrink: 0; color: var(--orchid); }

.cli-promo-text {
  font-size: 11.5px;
  line-height: 1.45;
  color: var(--ink-dim);
  margin: 0;
}

.cli-promo-code {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 9px;
  border-radius: var(--radius-s);
  background: var(--void-2);
  border: 1px solid var(--line-soft);
}
.cli-promo-code code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink);
  white-space: nowrap;
  overflow-x: auto;
}
.cli-promo-code code em {
  font-style: normal;
  color: var(--orchid);
}
.cli-copy-btn {
  flex-shrink: 0;
  border: none;
  background: transparent;
  color: var(--ink-faint);
  cursor: pointer;
  font-size: 13px;
  line-height: 1;
  padding: 2px 4px;
  border-radius: 6px;
  transition: color .15s ease, background .15s ease;
}
.cli-copy-btn:hover { color: var(--ink); background: rgba(255, 255, 255, .06); }
.cli-copy-btn.copied { color: var(--green); }

.cli-promo-link {
  align-self: flex-start;
  font-size: 11.5px;
  color: var(--orchid);
  text-decoration: none;
}
.cli-promo-link:hover { text-decoration: underline; }

#account-row {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
}

.avatar-chip {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  border-radius: 8px;
  background: var(--grad-brand);
  color: #200f30;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#account-name {
  color: var(--ink-dim);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
  min-width: 0;
}
#logout-link {
  color: var(--ink-faint);
  text-decoration: none;
  flex-shrink: 0;
  font-size: 12px;
  transition: color .15s ease;
}
#logout-link:hover { color: var(--orchid); }

/* ==========================================================================
   Panneau principal
   ========================================================================== */

#main-panel {
  flex: 1;
  padding: 26px 36px 20px;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

#topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0 0 20px;
}

#topbar-left { display: flex; align-items: center; gap: 10px; }

#topbar-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
  font-size: 14.5px;
  color: var(--ink-dim);
  letter-spacing: -.01em;
  margin: 0;
}

#sidebar-open {
  display: none;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid var(--line-soft);
  border-radius: 9px;
  background: var(--panel);
  color: var(--ink-dim);
  cursor: pointer;
  transition: color .15s ease, border-color .15s ease;
}
#sidebar-open:hover { color: var(--ink); border-color: rgba(231, 167, 204, .3); }

#model-picker {
  display: inline-flex;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  background: var(--panel);
}

.model-btn {
  display: flex;
  align-items: baseline;
  gap: 6px;
  border: none;
  background: transparent;
  color: var(--ink-dim);
  font-family: inherit;
  font-size: 13px;
  padding: 7px 13px;
  border-radius: 999px;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}
.model-btn small {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  opacity: .7;
}
.model-btn:hover { color: var(--ink); }
.model-btn:focus-visible { outline: 2px solid var(--orchid); outline-offset: 2px; }
.model-btn.active {
  background: var(--grad-brand);
  color: #200f30;
  font-weight: 600;
}
.model-btn.active small { opacity: .75; }

#topbar-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ---- Panneau de réglages de génération --------------------------------- */

#settings-wrap { position: relative; }

#settings-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--line-soft);
  border-radius: 9px;
  background: var(--panel);
  color: var(--ink-dim);
  cursor: pointer;
  transition: color .15s ease, border-color .15s ease, background .15s ease;
}
#settings-toggle:hover { color: var(--ink); border-color: rgba(231, 167, 204, .3); }
#settings-toggle[aria-expanded="true"] {
  color: var(--orchid);
  border-color: rgba(231, 167, 204, .4);
  background: rgba(138, 79, 209, .1);
}

#settings-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 268px;
  z-index: 20;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--glass);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-glow);
  padding: 16px 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
#settings-panel[hidden] { display: none; }

#settings-panel-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  font-weight: 600;
  margin: 0;
}
#settings-panel-hint {
  margin: -8px 0 0;
  font-size: 11.5px;
  color: var(--ink-faint);
  line-height: 1.45;
}

.settings-row { display: flex; flex-direction: column; gap: 6px; }
.settings-row label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12.5px;
  color: var(--ink-dim);
}
.settings-val {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink);
}

.settings-row input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .1);
  cursor: pointer;
}
.settings-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--grad-brand);
  border: 2px solid var(--void-2);
  box-shadow: 0 0 0 1px rgba(231, 167, 204, .5);
  cursor: pointer;
}
.settings-row input[type="range"]::-moz-range-thumb {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--violet);
  border: 2px solid var(--void-2);
  box-shadow: 0 0 0 1px rgba(231, 167, 204, .5);
  cursor: pointer;
}

#settings-reset {
  align-self: flex-start;
  border: none;
  background: transparent;
  color: var(--ink-faint);
  font-family: inherit;
  font-size: 12px;
  padding: 2px 0;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}
#settings-reset:hover { color: var(--orchid); }

/* ---- Fil de conversation --------------------------------------------- */

#conversation {
  flex: 1;
  overflow-y: auto;
  padding: 6px 2px 10px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-height: 300px;
}

#placeholder {
  margin: auto;
  max-width: 480px;
  text-align: left;
  position: relative;
}
#placeholder::before {
  content: "";
  position: absolute;
  top: -30px; left: -60px;
  width: 220px; height: 220px;
  background: radial-gradient(circle, rgba(138, 79, 209, .22), transparent 68%);
  z-index: -1;
  filter: blur(4px);
}
#placeholder h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 25px;
  letter-spacing: -.02em;
  margin: 0 0 10px;
}
#placeholder p { color: var(--ink-dim); line-height: 1.55; margin: 0; font-size: 14.5px; }

/* Bulle utilisateur : pilule pleine, alignée à droite */
.bubble.user {
  align-self: flex-end;
  max-width: 72%;
  padding: 11px 16px;
  border-radius: 16px 16px 4px 16px;
  line-height: 1.5;
  font-size: 14.5px;
  white-space: pre-wrap;
  word-wrap: break-word;
  background: var(--grad-brand);
  color: #200f30;
  font-weight: 500;
  box-shadow: 0 8px 22px rgba(138, 79, 209, .28);
  position: relative;
}

/* Réponse assistant : texte fluide, sans carte, marqueur discret à gauche */
.bubble.assistant {
  align-self: flex-start;
  max-width: 86%;
  padding: 1px 0 1px 20px;
  line-height: 1.6;
  font-size: 14.5px;
  white-space: pre-wrap;
  word-wrap: break-word;
  position: relative;
}
.bubble.assistant::before {
  content: "";
  position: absolute;
  left: 0; top: 8px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--grad-brand);
}
.bubble.assistant.error {
  background: rgba(226, 112, 138, .1);
  border: 1px solid rgba(226, 112, 138, .3);
  border-radius: var(--radius-m);
  padding: 12px 16px 12px 20px;
  color: #f6d3da;
}
.bubble.assistant.error::before { background: var(--red); }

.bubble.assistant.notice {
  color: var(--ink-faint);
  font-style: italic;
  font-size: 13.5px;
}
.bubble.assistant.notice::before { background: var(--ink-faint); }

.bubble-meta {
  margin-top: 7px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  color: var(--ink-faint);
  letter-spacing: .01em;
}

/* ---- Actions sur un message (copier / modifier) ------------------------ */

.msg-action-btn {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--panel-solid);
  color: var(--ink-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(2px);
  transition: opacity .15s ease, transform .15s ease, color .15s ease, border-color .15s ease;
}
.bubble:hover .msg-action-btn,
.msg-action-btn:focus-visible {
  opacity: 1;
  transform: translateY(0);
}
.msg-action-btn:hover { color: var(--ink); border-color: rgba(231, 167, 204, .4); }
.msg-action-btn.copied { color: var(--green); border-color: rgba(69, 217, 154, .4); }

#conversation.is-sending .msg-action-btn {
  opacity: 0 !important;
  pointer-events: none;
}

/* ---- Rendu Markdown dans les réponses ----------------------------------- */

.msg-content code {
  font-family: 'JetBrains Mono', monospace;
  font-size: .9em;
  background: rgba(255, 255, 255, .07);
  padding: 2px 5px;
  border-radius: 4px;
}
.msg-content p { margin: 0 0 10px; }
.msg-content pre {
  margin: 0 0 10px;
  padding: 12px 14px;
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  background: var(--panel-solid);
  overflow-x: auto;
}
.msg-content pre code {
  background: none;
  padding: 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink);
}
.msg-content ul, .msg-content ol {
  margin: 0 0 10px;
  padding-left: 22px;
}
.msg-content li { margin-bottom: 4px; }
.msg-content strong { font-weight: 700; color: #fff; }
.msg-content > *:last-child { margin-bottom: 0; }

/* Animation « Opsiom réfléchit » */
.bubble.assistant.thinking {
  display: flex;
  align-items: center;
  gap: 13px;
  white-space: normal;
  padding-top: 4px;
  padding-bottom: 4px;
}
.bubble.assistant.thinking::before { top: 50%; margin-top: -3.5px; }

.wave {
  display: inline-flex;
  align-items: flex-end;
  gap: 4px;
  height: 18px;
  flex: none;
  margin-left: 2px;
}
.wave i {
  display: block;
  width: 4px;
  height: 6px;
  border-radius: 1px;
  transform-origin: bottom;
  background: var(--grad-brand);
  animation: wave 1.2s ease-in-out infinite;
}
.wave i:nth-child(2) { animation-delay: .12s; }
.wave i:nth-child(3) { animation-delay: .24s; }
.wave i:nth-child(4) { animation-delay: .36s; }
.wave i:nth-child(5) { animation-delay: .48s; }

@keyframes wave {
  0%, 60%, 100% { transform: scaleY(1); opacity: .5; }
  30%           { transform: scaleY(2.8); opacity: 1; }
}

.think-body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.think-text { color: var(--ink-dim); font-size: 14px; animation: think-fade .4s ease-out; }
.think-meta { color: var(--ink-faint); font-family: 'JetBrains Mono', monospace; font-size: 10.5px; }

@keyframes think-fade {
  from { opacity: 0; transform: translateY(3px); }
  to   { opacity: 1; transform: none; }
}

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

@media (prefers-reduced-motion: reduce) {
  .wave i, .think-text { animation: none; }
  .wave i { height: 12px; opacity: .8; }
  .dot-pending { animation: none; }
}

/* ---- Suggestions -------------------------------------------------------- */

#suggestions {
  display: flex;
  gap: 10px;
  margin: 8px 0 14px;
  flex-wrap: wrap;
}
.suggestion {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink-dim);
  border-radius: 999px;
  padding: 9px 16px 9px 13px;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease, background .15s ease;
}
.suggestion svg { flex-shrink: 0; opacity: .8; }
.suggestion:hover {
  color: var(--ink);
  border-color: rgba(231, 167, 204, .4);
  background: rgba(138, 79, 209, .1);
}

/* ---- Compositeur -------------------------------------------------------- */

#quota-banner {
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 4px 12px;
  text-align: center;
}
#quota-banner-info {
  border: none;
  background: none;
  color: inherit;
  font: inherit;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
  padding: 0;
}
#quota-banner-info:hover { opacity: .8; }

#composer-row {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--glass);
  backdrop-filter: blur(14px);
  padding: 9px 9px 9px 16px;
  transition: border-color .15s ease, box-shadow .15s ease;
}
#composer-row:focus-within {
  border-color: rgba(231, 167, 204, .45);
  box-shadow: 0 0 0 3px rgba(138, 79, 209, .12);
}

#msg-input {
  flex: 1;
  resize: none;
  border: none;
  background: transparent;
  color: var(--ink);
  font-family: inherit;
  font-size: 14.5px;
  padding: 9px 0;
  max-height: 140px;
}
#msg-input::placeholder { color: var(--ink-faint); }
#msg-input:focus { outline: none; }

#send-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 10px;
  min-width: 40px;
  height: 40px;
  flex-shrink: 0;
  cursor: pointer;
  background: var(--grad-brand);
  color: #200f30;
  transition: opacity .15s ease, transform .1s ease;
}
#send-btn:hover { opacity: .92; }
#send-btn:active { transform: scale(.94); }
#send-btn:disabled { opacity: .38; cursor: not-allowed; }

.disclaimer {
  color: var(--ink-faint);
  font-size: 10.5px;
  text-align: center;
  margin: 12px 0 0;
}

/* ==========================================================================
   Fenêtre modale (quota, etc.)
   ========================================================================== */

#quota-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(6, 4, 12, .62);
  backdrop-filter: blur(3px);
  animation: fade-in .15s ease-out;
}
#quota-modal-overlay[hidden] { display: none; }

@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }

#quota-modal {
  position: relative;
  width: 100%;
  max-width: 380px;
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  padding: 28px 26px 26px;
  border-radius: var(--radius-l);
  border: 1px solid var(--line);
  background: var(--panel-solid);
  box-shadow: var(--shadow-glow);
  animation: modal-in .18s cubic-bezier(.2, .8, .3, 1);
}

@keyframes modal-in {
  from { opacity: 0; transform: translateY(8px) scale(.98); }
  to   { opacity: 1; transform: none; }
}

#quota-modal-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 28px; height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  background: var(--panel);
  color: var(--ink-dim);
  cursor: pointer;
}
#quota-modal-close:hover { color: var(--ink); border-color: rgba(231, 167, 204, .3); }

#quota-modal-icon {
  width: 40px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 11px;
  margin-bottom: 14px;
  background: rgba(138, 79, 209, .14);
  color: var(--orchid);
}

#quota-modal-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -.01em;
  margin: 0 0 8px;
}
#quota-modal-lead {
  color: var(--ink-dim);
  font-size: 13.5px;
  line-height: 1.55;
  margin: 0 0 18px;
}

#quota-modal-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 0 0 14px;
}
.quota-modal-stat {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 10px 4px;
  border-radius: 10px;
  background: var(--panel);
  border: 1px solid var(--line-soft);
  text-align: center;
}
.quota-modal-stat span { font-size: 11px; color: var(--ink-faint); }
.quota-modal-stat strong {
  font-family: 'JetBrains Mono', monospace;
  font-size: 15px;
  color: var(--ink);
}

#quota-modal-bar-track {
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .07);
  overflow: hidden;
  margin: 0 0 18px;
}
#quota-modal-bar-fill {
  height: 100%;
  border-radius: 999px;
  background: var(--grad-brand);
  transition: width .3s ease, background .2s ease;
}
#quota-modal-bar-fill.warn { background: linear-gradient(135deg, #f0c56a, var(--orchid)); }
#quota-modal-bar-fill.empty { background: var(--red); }

#quota-modal-list {
  margin: 0 0 20px;
  padding-left: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--ink-dim);
  font-size: 12.5px;
  line-height: 1.5;
}
#quota-modal-list code {
  font-family: 'JetBrains Mono', monospace;
  font-size: .92em;
  background: rgba(255, 255, 255, .07);
  padding: 1px 5px;
  border-radius: 4px;
  color: var(--ink);
}

#quota-modal-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 10px;
  padding: 11px 16px;
  font-size: 13.5px;
  font-weight: 600;
  text-decoration: none;
  color: #200f30;
  background: var(--grad-brand);
  transition: opacity .15s ease;
}
#quota-modal-cta:hover { opacity: .92; }

/* ==========================================================================
   Responsive — panneau latéral en tiroir sous ~880px
   ========================================================================== */

#sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 39;
  background: rgba(6, 4, 12, .55);
  backdrop-filter: blur(2px);
}

@media (max-width: 880px) {
  .app-shell { display: block; }

  #sidebar-open { display: flex; }

  #sidebar {
    position: fixed;
    top: 0; bottom: 0; left: 0;
    z-index: 40;
    width: min(320px, 84vw);
    background: var(--void-2);
    border-right: 1px solid var(--line);
    box-shadow: 24px 0 60px rgba(0, 0, 0, .45);
    transform: translateX(-100%);
    transition: transform .22s ease;
    overflow-y: auto;
  }
  #sidebar.is-open { transform: translateX(0); }
  #sidebar-close { display: flex; }

  body.sidebar-open #sidebar-backdrop { display: block; }

  #main-panel {
    padding: 18px 18px 16px;
    min-height: 100vh;
  }

  #topbar-controls { width: 100%; justify-content: space-between; }
  #model-picker { overflow-x: auto; max-width: 100%; }

  .bubble.user, .bubble.assistant { max-width: 92%; }

  #suggestions {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
    margin-top: 4px;
  }
  .suggestion { flex-shrink: 0; }
}

@media (max-width: 520px) {
  #main-panel { padding: 14px 12px 12px; }
  #placeholder h2 { font-size: 21px; }
  #topbar-title { display: none; }
  #quota-modal-stats { gap: 6px; }
  .quota-modal-stat strong { font-size: 13.5px; }
}

/* ==========================================================================
   Authentification (connexion)
   ========================================================================== */

body.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 16px;
  min-height: 100vh;
}

.auth-hero {
  position: relative;
  width: 96px;
  height: 96px;
  margin: 0 auto 22px;
}
.auth-hero .hero-glow {
  position: absolute;
  inset: -46px;
  background: radial-gradient(circle, rgba(138, 79, 209, .5), rgba(231, 167, 204, .16) 45%, transparent 72%);
  filter: blur(6px);
  z-index: 0;
  animation: breathe 5s ease-in-out infinite;
}
.auth-hero img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 6px 20px rgba(76, 38, 112, .55));
}
@keyframes breathe {
  0%, 100% { opacity: .75; transform: scale(1); }
  50%      { opacity: 1; transform: scale(1.06); }
}
@media (prefers-reduced-motion: reduce) {
  .auth-hero .hero-glow { animation: none; }
}

.auth-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 384px;
  padding: 38px 34px 32px;
  border-radius: var(--radius-l);
  border: 1px solid var(--line);
  background: var(--glass);
  backdrop-filter: blur(22px);
  box-shadow: var(--shadow-glow);
}

#brand-name-auth {
  display: block;
  text-align: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 20px;
  letter-spacing: -.03em;
  margin: 0 0 26px;
}

.auth-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 23px;
  font-weight: 600;
  letter-spacing: -.02em;
  margin: 0 0 7px;
  text-align: center;
}

.auth-subtitle {
  color: var(--ink-dim);
  font-size: 13.5px;
  line-height: 1.55;
  margin: 0 0 20px;
  text-align: center;
}

.octix-note {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  background: rgba(138, 79, 209, .08);
  border: 1px solid rgba(138, 79, 209, .26);
  border-radius: 10px;
  padding: 11px 13px;
  margin: 0 0 24px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ink-dim);
}
.octix-note svg { flex-shrink: 0; margin-top: 1px; opacity: .85; }
.octix-note strong { color: var(--ink); font-weight: 600; }

.auth-card form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--ink-dim);
}

.field-input-wrap { position: relative; }
.field-input-wrap svg {
  position: absolute;
  left: 13px;
  top: 50%;
  transform: translateY(-50%);
  opacity: .55;
  pointer-events: none;
}

.field input {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .03);
  color: var(--ink);
  font-family: inherit;
  font-size: 14.5px;
  padding: 11px 13px 11px 38px;
  border-radius: 10px;
  transition: border-color .15s ease, background .15s ease;
}

.field input::placeholder { color: var(--ink-faint); }

.field input:focus {
  outline: none;
  border-color: rgba(231, 167, 204, .5);
  background: rgba(138, 79, 209, .07);
}

.auth-submit {
  margin-top: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: 10px;
  padding: 12.5px 16px;
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 600;
  color: #200f30;
  background: var(--grad-brand);
  cursor: pointer;
  transition: opacity .15s ease, transform .1s ease;
}
.auth-submit:hover { opacity: .92; }
.auth-submit:active { transform: scale(.99); }

.auth-switch {
  margin: 22px 0 0;
  text-align: center;
  color: var(--ink-dim);
  font-size: 13px;
}
.auth-switch a {
  color: var(--orchid);
  text-decoration: none;
  font-weight: 500;
}
.auth-switch a:hover { text-decoration: underline; }

.flash-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.flash {
  border-radius: 9px;
  padding: 10px 12px;
  font-size: 13px;
  line-height: 1.4;
  border: 1px solid transparent;
}
.flash.error {
  background: rgba(226, 112, 138, .1);
  border-color: rgba(226, 112, 138, .32);
  color: #f6d3da;
}
.flash.info {
  background: rgba(138, 79, 209, .1);
  border-color: rgba(138, 79, 209, .32);
  color: #e6d8f3;
}
.flash.success {
  background: rgba(69, 217, 154, .1);
  border-color: rgba(69, 217, 154, .32);
  color: #bdf3d4;
}

@media (max-width: 420px) {
  .auth-card { padding: 30px 22px 26px; }
}


/* ---- Attribut [hidden] : doit toujours gagner ----------------------------
   Le bandeau « Quota gratuit atteint » avait display:flex (id) qui l'emportait
   sur l'attribut hidden : il restait visible en permanence. */
[hidden] { display: none !important; }

/* ---- Apparition des mots (écran d'accueil + connexion) ------------------- */
.w {
  display: inline-block;
  opacity: 0;
  transform: translateY(10px);
  filter: blur(6px);
  animation: word-in .7s cubic-bezier(.2, .7, .2, 1) forwards;
  animation-delay: var(--d, 0ms);
  will-change: opacity, transform, filter;
}
@keyframes word-in {
  to { opacity: 1; transform: none; filter: blur(0); }
}
@media (prefers-reduced-motion: reduce) {
  .w { animation: none; opacity: 1; transform: none; filter: none; }
}


/* ==========================================================================
   Historique des conversations (sidebar)
   ========================================================================== */

#history { display: flex; flex-direction: column; gap: 8px; min-height: 0; }
#history-head { display: flex; align-items: center; justify-content: space-between; }
#history-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
#history-clear {
  border: none;
  background: none;
  padding: 0;
  font: inherit;
  font-size: 11px;
  color: var(--ink-faint);
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
}
#history-clear:hover { color: var(--red); }

#history-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-height: 210px;
  overflow-y: auto;
}
#history-empty { margin: 0; font-size: 12px; color: var(--ink-faint); line-height: 1.5; }

.history-item {
  display: flex;
  align-items: center;
  border: 1px solid transparent;
  border-radius: var(--radius-s);
  transition: background .15s ease, border-color .15s ease;
}
.history-item:hover { background: var(--panel); }
.history-item.active {
  background: rgba(138, 79, 209, .14);
  border-color: rgba(231, 167, 204, .22);
}
.history-open {
  flex: 1;
  min-width: 0;
  padding: 8px 10px;
  border: none;
  background: none;
  text-align: left;
  font: inherit;
  font-size: 13px;
  color: var(--ink-dim);
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.history-open:hover, .history-item.active .history-open { color: var(--ink); }
.history-delete {
  flex: none;
  width: 26px;
  height: 26px;
  margin-right: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 6px;
  background: none;
  color: var(--ink-faint);
  cursor: pointer;
  opacity: 0;
  transition: opacity .15s ease, color .15s ease, background .15s ease;
}
.history-item:hover .history-delete,
.history-item.active .history-delete,
.history-delete:focus-visible { opacity: 1; }
.history-delete:hover { color: var(--red); background: rgba(226, 112, 138, .1); }
@media (hover: none) { .history-delete { opacity: 1; } }

/* ==========================================================================
   Animation pendant que le modèle répond (vague en fin de message)
   ========================================================================== */

.wave.wave-sm { height: 12px; gap: 3px; margin: 8px 0 0 0; display: flex; }
.wave.wave-sm i { width: 3px; height: 4px; }
@media (prefers-reduced-motion: reduce) {
  .wave.wave-sm i { height: 8px; }
}