:root {
  --bg: #f4f2ee;
  --panel: #fbfaf8;
  --sunk: #ebe8e2;
  --line: #dedad2;
  --line-soft: #e8e5df;
  --ink: #141414;
  --ink-2: #5b5852;
  --ink-3: #8f8b83;
  --on-ink: #fbfaf8;
  --accent: #e2552b;
  --ok: #2f8f5b;
  --danger: #c4382b;
  --shadow: 0 1px 2px rgb(20 20 20 / .04), 0 8px 30px rgb(20 20 20 / .06);
  --radius: 18px;
  --radius-sm: 12px;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --serif: "Instrument Serif", ui-serif, Georgia, serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0e0e0f;
    --panel: #161617;
    --sunk: #1d1d1f;
    --line: #2a2a2d;
    --line-soft: #222225;
    --ink: #f2f0ec;
    --ink-2: #a9a59e;
    --ink-3: #6f6c67;
    --on-ink: #0e0e0f;
    --accent: #ff7a4d;
    --ok: #4fc283;
    --danger: #ff6b5b;
    --shadow: 0 1px 2px rgb(0 0 0 / .3), 0 12px 40px rgb(0 0 0 / .35);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0e0e0f; --panel: #161617; --sunk: #1d1d1f; --line: #2a2a2d; --line-soft: #222225;
  --ink: #f2f0ec; --ink-2: #a9a59e; --ink-3: #6f6c67; --on-ink: #0e0e0f;
  --accent: #ff7a4d; --ok: #4fc283; --danger: #ff6b5b;
  --shadow: 0 1px 2px rgb(0 0 0 / .3), 0 12px 40px rgb(0 0 0 / .35);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 400 14px/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
  letter-spacing: -0.005em;
}
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; padding: 0; }
a { color: inherit; }
svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.serif { font-family: var(--serif); font-weight: 400; letter-spacing: 0; }
[hidden] { display: none !important; }

/* ── Layout ───────────────────────────────────────────── */
.app { display: grid; grid-template-columns: 84px 1fr; min-height: 100dvh; }
.rail {
  position: sticky; top: 0; height: 100dvh;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  padding: 18px 0;
  border-right: 1px solid var(--line-soft);
}
.brand {
  width: 40px; height: 40px; border-radius: 13px; background: var(--ink); color: var(--on-ink);
  display: grid; place-items: center; margin-bottom: 14px;
}
.brand span { font: italic 26px/1 var(--serif); transform: translateY(1px); }
.tools { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.rail-btn {
  position: relative;
  width: 64px; padding: 9px 0 7px; border-radius: 14px;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  color: var(--ink-3); transition: color .15s, background .15s;
}
.rail-btn small { font-size: 10.5px; font-weight: 500; letter-spacing: .01em; }
.rail-btn:hover { color: var(--ink); background: var(--sunk); }
.rail-btn.on { color: var(--ink); background: var(--panel); box-shadow: var(--shadow); }
.rail-btn .dot { position: absolute; top: 7px; right: 16px; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }

.stage {
  display: grid; grid-template-columns: minmax(340px, 420px) 1fr;
  gap: 28px; padding: 22px 28px 40px; align-items: start; min-width: 0;
}

/* ── Composer ─────────────────────────────────────────── */
.composer {
  position: sticky; top: 22px;
  background: var(--panel); border: 1px solid var(--line-soft); border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px; display: flex; flex-direction: column; gap: 18px;
  max-height: calc(100dvh - 44px); overflow: auto;
  scrollbar-width: thin;
}
.composer-head h1 { font: 400 34px/1 var(--serif); margin: 0 0 6px; letter-spacing: -0.01em; }
.composer-head p { margin: 0; color: var(--ink-2); }

.group { display: flex; flex-direction: column; gap: 8px; }
.label { font-size: 12px; font-weight: 500; color: var(--ink-2); display: flex; justify-content: space-between; }
.label em { font-style: normal; color: var(--ink-3); font-weight: 400; }

textarea.prompt {
  width: 100%; min-height: 112px; resize: vertical;
  background: var(--sunk); border: 1px solid transparent; border-radius: var(--radius-sm);
  padding: 13px 14px; line-height: 1.5; outline: none; transition: border-color .15s, background .15s;
}
textarea.prompt:focus { border-color: var(--line); background: var(--panel); }
textarea.prompt::placeholder { color: var(--ink-3); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  padding: 6px 11px; border-radius: 999px; border: 1px solid var(--line);
  font-size: 12.5px; color: var(--ink-2); transition: all .15s; display: inline-flex; align-items: center; gap: 7px;
}
.chip:hover { color: var(--ink); border-color: var(--ink-3); }
.chip.on { background: var(--ink); color: var(--on-ink); border-color: var(--ink); }
.chip .ratio { display: inline-block; border: 1.4px solid currentColor; border-radius: 2.5px; opacity: .8; }

.seg { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; background: var(--sunk); border-radius: 12px; padding: 3px; }
.seg button { padding: 7px 10px; border-radius: 9px; font-size: 13px; color: var(--ink-2); font-weight: 500; transition: all .15s; }
.seg button.on { background: var(--panel); color: var(--ink); box-shadow: 0 1px 3px rgb(0 0 0 / .08); }

.select { position: relative; }
.select select {
  appearance: none; width: 100%; background: var(--sunk); border: 1px solid transparent; border-radius: var(--radius-sm);
  padding: 11px 36px 11px 13px; outline: none; cursor: pointer;
}
.select select:focus { border-color: var(--line); }
.select::after {
  content: ""; position: absolute; right: 15px; top: 50%; width: 7px; height: 7px; margin-top: -5px;
  border-right: 1.6px solid var(--ink-2); border-bottom: 1.6px solid var(--ink-2); transform: rotate(45deg); pointer-events: none;
}
.engine-note { font-size: 12px; color: var(--ink-3); margin: 0; }

.drops { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; }
.drop {
  position: relative; aspect-ratio: 4 / 3; border-radius: var(--radius-sm);
  border: 1.4px dashed var(--line); background: var(--sunk);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; text-align: center;
  color: var(--ink-3); font-size: 12.5px; padding: 10px; cursor: pointer; overflow: hidden; transition: border-color .15s, color .15s;
}
.drop:hover, .drop.over { border-color: var(--ink-3); color: var(--ink-2); }
.drop b { font-weight: 500; color: var(--ink-2); }
.drop.filled { border-style: solid; border-color: transparent; padding: 0; }
.drop img, .drop video { width: 100%; height: 100%; object-fit: cover; display: block; }
.drop audio { width: calc(100% - 20px); }
.drop .audio-fill { display: flex; flex-direction: column; align-items: center; gap: 10px; width: 100%; color: var(--ink-2); }
.drop .rm {
  position: absolute; top: 7px; right: 7px; width: 26px; height: 26px; border-radius: 50%;
  background: rgb(0 0 0 / .55); color: #fff; display: grid; place-items: center; backdrop-filter: blur(6px);
}
.drop .rm svg { width: 14px; height: 14px; }
.drop input { display: none; }

.go {
  margin-top: 4px; width: 100%; padding: 14px 18px; border-radius: 14px;
  background: var(--ink); color: var(--on-ink); font-weight: 600; font-size: 14.5px;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  transition: transform .1s, opacity .15s;
}
.go:hover { opacity: .92; }
.go:active { transform: scale(.99); }
.go kbd { font: 500 11px var(--sans); opacity: .55; border: 1px solid currentColor; border-radius: 5px; padding: 1px 5px; }
.cost { text-align: center; font-size: 12px; color: var(--ink-3); margin: -6px 0 0; }

/* ── Feed ─────────────────────────────────────────────── */
.feed { min-width: 0; }
.feed-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin: 6px 0 18px; flex-wrap: wrap; }
.feed-head h2 { font: 400 26px/1 var(--serif); margin: 0; }
.filters { display: flex; gap: 6px; }

.grid { columns: 3 260px; column-gap: 14px; }
.card {
  break-inside: avoid; margin: 0 0 14px; position: relative; border-radius: var(--radius-sm); overflow: hidden;
  background: var(--sunk); cursor: zoom-in; animation: rise .35s ease both;
}
@keyframes rise { from { opacity: 0; transform: translateY(6px); } }
.card img, .card video { display: block; width: 100%; height: auto; }
.card .tag {
  position: absolute; top: 9px; left: 9px; font-size: 11px; font-weight: 500;
  padding: 3px 8px; border-radius: 999px; background: rgb(0 0 0 / .5); color: #fff; backdrop-filter: blur(8px);
  display: inline-flex; align-items: center; gap: 5px;
}
.card .tag svg { width: 12px; height: 12px; }
.card .cap {
  position: absolute; inset: auto 0 0 0; padding: 30px 12px 11px; color: #fff; font-size: 12.5px; line-height: 1.4;
  background: linear-gradient(transparent, rgb(0 0 0 / .65)); opacity: 0; transition: opacity .2s;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.card:hover .cap { opacity: 1; }
.card.audio { padding: 18px; cursor: default; background: var(--panel); border: 1px solid var(--line-soft); }
.card.audio .tag { position: static; background: var(--sunk); color: var(--ink-2); margin-bottom: 12px; }
.card.audio p { margin: 0 0 12px; color: var(--ink-2); font-size: 13px; }
.card.audio audio { width: 100%; }
.card.audio .open { font-size: 12px; color: var(--ink-3); margin-top: 8px; text-decoration: underline; text-underline-offset: 3px; }

.card.pending, .card.failed { cursor: default; aspect-ratio: var(--ar, 1); display: flex; flex-direction: column; justify-content: flex-end; padding: 14px; }
.card.pending::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(110deg, transparent 30%, rgb(255 255 255 / .35) 50%, transparent 70%);
  background-size: 250% 100%; animation: shimmer 1.8s linear infinite;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .card.pending::before { background-image: linear-gradient(110deg, transparent 30%, rgb(255 255 255 / .05) 50%, transparent 70%); } }
@keyframes shimmer { from { background-position: 120% 0; } to { background-position: -120% 0; } }
.card .status { position: relative; font-size: 12.5px; color: var(--ink-2); display: flex; justify-content: space-between; gap: 8px; }
.card .status time { color: var(--ink-3); font-variant-numeric: tabular-nums; }
.card .pulse { position: relative; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); margin-bottom: 10px; animation: pulse 1.4s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .3; transform: scale(.8); } }
.card .ptitle { position: relative; font-size: 13px; color: var(--ink); margin: 0 0 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card.failed { background: var(--panel); border: 1px solid var(--line-soft); aspect-ratio: auto; min-height: 150px; }
.card.failed .err { color: var(--danger); font-size: 12.5px; margin: 0 0 12px; word-break: break-word; }
.card.failed .row { gap: 8px; }

.demo { margin-bottom: 34px; padding-bottom: 26px; border-bottom: 1px solid var(--line-soft); }
.demo .hint { margin: -8px 0 16px; }
.demo-score { font: 500 13px var(--sans); color: var(--ink-3); margin-left: 8px; vertical-align: middle; }
.demo.collapsed .grid, .demo.collapsed .hint { display: none; }
.card .tag.ok { background: rgb(47 143 91 / .85); }
.card.failed .tag { position: static; align-self: flex-start; margin-bottom: 10px; background: var(--danger); }
.card .eng { font-size: 11.5px; color: var(--ink-3); margin: 0 0 8px; }
.empty { text-align: center; padding: 80px 20px; color: var(--ink-3); }
.empty .serif { font-size: 30px; color: var(--ink-2); margin: 0 0 6px; }
.empty p { margin: 0; }

/* ── Boutons génériques ───────────────────────────────── */
.row { display: flex; gap: 8px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; text-decoration: none;
  padding: 10px 15px; border-radius: 11px; background: var(--ink); color: var(--on-ink); font-weight: 500; font-size: 13px;
}
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn.sm { padding: 7px 11px; font-size: 12.5px; }
.icon-btn { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; color: var(--ink-2); }
.icon-btn:hover { background: var(--sunk); color: var(--ink); }
.link { font-size: 13px; color: var(--ink-2); text-decoration: underline; text-underline-offset: 3px; align-self: flex-start; }
.link.danger { color: var(--danger); }

/* ── Dialogs ──────────────────────────────────────────── */
dialog { border: 0; padding: 0; color: var(--ink); background: var(--panel); box-shadow: var(--shadow); }
dialog::backdrop { background: rgb(10 10 10 / .55); backdrop-filter: blur(6px); }

.viewer[open] { display: grid; grid-template-columns: 1fr 320px; width: min(1180px, 94vw); height: min(780px, 90dvh); border-radius: 22px; overflow: hidden; }
.viewer-media { background: #0b0b0c; display: grid; place-items: center; min-height: 0; }
.viewer-media img, .viewer-media video { max-width: 100%; max-height: 100%; object-fit: contain; display: block; }
.viewer-media audio { width: 80%; }
.viewer-side { padding: 22px; display: flex; flex-direction: column; gap: 14px; overflow: auto; position: relative; }
.viewer-side .close { position: absolute; top: 14px; right: 14px; }
.eyebrow { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); margin: 0; }
.viewer-prompt { margin: 0; font-size: 14px; line-height: 1.55; white-space: pre-wrap; max-height: 220px; overflow: auto; padding-right: 30px; }
.reuse { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.reuse button {
  text-align: left; padding: 10px 11px; border-radius: 11px; background: var(--sunk); font-size: 12.5px; font-weight: 500;
  display: flex; align-items: center; gap: 8px; transition: background .15s;
}
.reuse button:hover { background: var(--line-soft); }
.reuse svg { width: 16px; height: 16px; color: var(--ink-2); }
.viewer-side .danger { margin-top: auto; }

.settings[open] { width: min(520px, 94vw); border-radius: 22px; }
.settings form { padding: 22px; display: flex; flex-direction: column; gap: 16px; max-height: 88dvh; overflow: auto; }
.settings header { display: flex; justify-content: space-between; align-items: center; }
.settings h3 { margin: 0; font-size: 28px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field > span { font-size: 12.5px; font-weight: 500; }
.field em { font-style: normal; color: var(--ink-3); font-weight: 400; }
.field input {
  background: var(--sunk); border: 1px solid transparent; border-radius: 11px; padding: 10px 12px; outline: none; width: 100%;
}
.field input:focus { border-color: var(--line); }
.field small, .hint { color: var(--ink-3); font-size: 12px; margin: 0; }
.server-state { margin: 0; padding: 10px 12px; border-radius: 11px; background: var(--sunk); font-size: 12.5px; color: var(--ink-2); }
.server-state b { color: var(--ink); font-weight: 600; }
.advanced summary { cursor: pointer; font-size: 13px; font-weight: 500; }
.advanced[open] summary { margin-bottom: 10px; }
.advanced .field { margin-top: 10px; }
.advanced code { font-size: 11.5px; background: var(--sunk); padding: 1px 5px; border-radius: 5px; }
.settings footer { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding-top: 6px; border-top: 1px solid var(--line-soft); margin-top: 4px; padding-top: 16px; }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); opacity: 0; pointer-events: none;
  background: var(--ink); color: var(--on-ink); padding: 10px 16px; border-radius: 12px; font-size: 13px; transition: all .25s; z-index: 50;
  max-width: calc(100vw - 32px);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ── Responsive ───────────────────────────────────────── */
@media (max-width: 980px) {
  .stage { grid-template-columns: minmax(0, 1fr); padding: 16px 16px 110px; gap: 22px; }
  .composer { position: static; max-height: none; min-width: 0; padding: 18px; }
  .viewer[open] { grid-template-columns: 1fr; grid-template-rows: 55% 1fr; height: 92dvh; }
}
@media (max-width: 720px) {
  .app { grid-template-columns: 1fr; }
  .rail {
    position: fixed; inset: auto 0 0 0; height: auto; z-index: 20; flex-direction: row; justify-content: space-between;
    padding: 8px 10px calc(8px + env(safe-area-inset-bottom)); border-right: 0; border-top: 1px solid var(--line-soft);
    background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(16px);
  }
  .brand { display: none; }
  .app { display: block; }
  .tools { flex-direction: row; flex: 1; justify-content: space-between; gap: 0; min-width: 0; }
  .rail-btn { width: auto; flex: 1 1 0; min-width: 0; padding: 7px 0 5px; }
  .rail-btn small { font-size: 9.5px; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .settings-btn { flex: 0 0 44px; }
  .settings-btn small { display: none; }
  .settings-btn .dot { right: 10px; }
  .feed-head { gap: 10px; }
  .filters { flex-wrap: wrap; }
  .grid { columns: 2 150px; column-gap: 10px; }
  .card { margin-bottom: 10px; }
  .card .cap { display: none; }
  .composer-head h1 { font-size: 30px; }
  .reuse { grid-template-columns: 1fr; }
}