:root {
  --bg: #12160b;
  --bg-glow: #1b220f;
  --panel: #171d0e;
  --panel-raise: #1e2612;
  --line: #2b341c;
  --line-strong: #3c4828;
  --text: #efeada;
  --dim: #a5a789;
  --label: #96a07a;
  --banana: #f2c94c;
  --banana-deep: #cfa227;
  --leaf: #9db868;
  --danger: #e36f4c;
  --radius: 14px;
  --font-display: "Bricolage Grotesque", system-ui, sans-serif;
  --font-body: "Instrument Sans", system-ui, sans-serif;
  --font-mono: "Spline Sans Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html, body { margin: 0; }

body {
  background:
    radial-gradient(1100px 480px at 50% -120px, var(--bg-glow), transparent 70%),
    var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.45;
  min-height: 100vh;
}

a { color: var(--leaf); }

:focus-visible {
  outline: 2px solid var(--banana);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- top bar ---------- */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 28px 10px;
  max-width: 1280px;
  margin: 0 auto;
}

.wordmark { display: flex; align-items: center; gap: 10px; }

.logo { width: 30px; height: 30px; fill: var(--banana); }

.wordmark-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 24px;
  letter-spacing: -0.02em;
}

.wordmark-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--bg);
  background: var(--banana);
  border-radius: 4px;
  padding: 3px 6px 2px;
  transform: translateY(-7px);
}

.topbar-note {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--label);
  letter-spacing: 0.04em;
}

/* ---------- layout ---------- */

.shell {
  display: grid;
  grid-template-columns: 316px minmax(0, 1fr);
  gap: 22px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 10px 28px 40px;
  align-items: start;
}

.eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--label);
}

.hint { font-size: 12.5px; color: var(--dim); margin: 6px 0 0; }

/* ---------- controls panel ---------- */

.controls-fold {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.controls-fold summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  cursor: pointer;
  user-select: none;
}
.controls-fold summary::-webkit-details-marker { display: none; }
.fold-arrow { color: var(--label); transition: transform 0.2s; }
.controls-fold[open] .fold-arrow { transform: rotate(180deg); }

.controls-body {
  padding: 2px 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

/* desktop: panel is always open, summary is inert */
@media (min-width: 921px) {
  .controls-fold summary { pointer-events: none; }
  .fold-arrow { display: none; }
}

.field label.eyebrow, .field > .eyebrow { margin-bottom: 8px; }

/* api key */
.keyrow { display: flex; gap: 6px; }

input[type="password"], input[type="text"], textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 10px 12px;
}
input:focus, textarea:focus { border-color: var(--line-strong); outline: none; }
input:focus-visible, textarea:focus-visible { outline: 2px solid var(--banana); outline-offset: 1px; }

.iconbtn {
  flex: 0 0 auto;
  width: 40px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--dim);
  cursor: pointer;
  font-size: 14px;
}
.iconbtn:hover { color: var(--text); border-color: var(--line-strong); }

/* model radios */
.models { display: flex; flex-direction: column; gap: 8px; }

.model {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  cursor: pointer;
  position: relative;
  transition: border-color 0.15s, background 0.15s;
}
.model:hover { border-color: var(--line-strong); }
.model input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.model:has(input:checked) {
  border-color: var(--banana);
  background: color-mix(in srgb, var(--banana) 7%, transparent);
}
.model:has(input:focus-visible) { outline: 2px solid var(--banana); outline-offset: 2px; }
.model-name { font-weight: 600; font-size: 14px; }
.model:has(input:checked) .model-name { color: var(--banana); }
.model-sub { font-family: var(--font-mono); font-size: 10.5px; color: var(--dim); letter-spacing: 0.01em; }

/* segmented resolution */
.seg {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 3px;
  gap: 3px;
}
.seg button {
  border: 0;
  background: transparent;
  color: var(--dim);
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 8px 0;
  border-radius: 7px;
  cursor: pointer;
}
.seg button:hover:not(:disabled) { color: var(--text); }
.seg button[aria-checked="true"] { background: var(--banana); color: var(--bg); font-weight: 500; }
.seg button:disabled { opacity: 0.32; cursor: not-allowed; }

/* aspect chips */
.chips { display: flex; flex-wrap: wrap; gap: 7px; }

.chips button {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--dim);
  font-family: var(--font-mono);
  font-size: 12px;
  border-radius: 9px;
  padding: 7px 10px;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.chips button:hover { border-color: var(--line-strong); color: var(--text); }
.chips .glyph { border: 1.5px solid currentColor; border-radius: 2px; display: inline-block; }
.chips button[aria-checked="true"] {
  border-color: var(--banana);
  color: var(--banana);
  background: color-mix(in srgb, var(--banana) 8%, transparent);
}

/* batch slider */
input[type="range"] {
  width: 100%;
  accent-color: var(--banana);
  margin-top: 4px;
}
#batchOut { color: var(--banana); font-weight: 500; }

/* toggles */
.switches { display: flex; flex-direction: column; gap: 4px; }
.switches > .eyebrow { margin-bottom: 6px; }

.toggle {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 7px 2px;
  cursor: pointer;
  border-radius: 8px;
}
.toggle.sub { margin-left: 22px; }
.toggle input { position: absolute; opacity: 0; width: 0; }
.toggle .track {
  flex: 0 0 auto;
  width: 34px;
  height: 20px;
  border-radius: 99px;
  background: var(--line);
  position: relative;
  transition: background 0.18s;
  margin-top: 1px;
}
.toggle .track::after {
  content: "";
  position: absolute;
  top: 3px; left: 3px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--dim);
  transition: transform 0.18s, background 0.18s;
}
.toggle input:checked + .track { background: var(--banana); }
.toggle input:checked + .track::after { transform: translateX(14px); background: var(--bg); }
.toggle input:focus-visible + .track { outline: 2px solid var(--banana); outline-offset: 2px; }
.toggle-text { font-size: 13.5px; }
.toggle-text em { display: block; font-style: normal; font-size: 11.5px; color: var(--dim); }
.toggle.off { opacity: 0.38; cursor: not-allowed; }

/* ---------- stage ---------- */

.stage { display: flex; flex-direction: column; gap: 18px; min-width: 0; }

.composer {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px 14px;
}
.composer .eyebrow { margin-bottom: 8px; }

#prompt {
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.5;
  resize: none;
  overflow: hidden;
  min-height: 74px;
}

.composer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 10px;
}
.keys { margin: 0; font-family: var(--font-mono); font-size: 11px; }

.generate {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.01em;
  color: var(--bg);
  background: var(--banana);
  border: 0;
  border-radius: 11px;
  padding: 11px 22px;
  cursor: pointer;
  transition: transform 0.12s, background 0.15s, box-shadow 0.15s;
}
.generate:hover:not(:disabled) {
  background: #f7d566;
  box-shadow: 0 4px 22px color-mix(in srgb, var(--banana) 30%, transparent);
  transform: translateY(-1px);
}
.generate:disabled { opacity: 0.45; cursor: not-allowed; }
.generate.running { background: var(--panel-raise); color: var(--text); border: 1px solid var(--line-strong); }
.generate .count { font-family: var(--font-mono); font-weight: 400; font-size: 13px; opacity: 0.75; }

.ghostbtn {
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--dim);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
  text-decoration: none;
}
.ghostbtn:hover { color: var(--text); border-color: var(--banana); }

/* expanded prompt */
.expanded {
  background: var(--panel);
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 12px 18px;
}
.expanded summary { cursor: pointer; list-style: none; }
.expanded summary::-webkit-details-marker { display: none; }
.expanded summary .eyebrow::after { content: " ▾"; }
.expanded p { color: var(--dim); font-size: 14px; margin: 10px 0 12px; white-space: pre-wrap; }

/* tray */
.tray-head { display: flex; align-items: center; gap: 14px; }
.tray-line { flex: 1; height: 1px; background: var(--line); }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(232px, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.card {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  cursor: zoom-in;
}

/* developing print: yellow scanline sweeping the frame */
.card.pending::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(0deg, transparent 0 3px, rgb(242 201 76 / 0.03) 3px 4px);
}
.card.pending::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  height: 34%;
  top: -35%;
  background: linear-gradient(180deg, transparent, rgb(242 201 76 / 0.16) 55%, rgb(242 201 76 / 0.4) 98%, transparent);
  animation: scan 2.4s linear infinite;
}
@keyframes scan { to { top: 101%; } }

.card .status {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--label);
  text-transform: uppercase;
  z-index: 1;
}
.card .status .t { color: var(--banana); }

.card.error { border-color: color-mix(in srgb, var(--danger) 55%, var(--line)); }
.card .errmsg {
  padding: 16px;
  font-size: 12.5px;
  color: var(--danger);
  font-family: var(--font-mono);
  overflow-wrap: anywhere;
  max-height: 100%;
  overflow-y: auto;
}
.card .errmsg strong { display: block; letter-spacing: 0.08em; margin-bottom: 6px; }

.card .bar {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  display: flex;
  justify-content: flex-end;
  gap: 6px;
  padding: 8px;
  opacity: 0;
  transition: opacity 0.15s;
  background: linear-gradient(transparent, rgb(10 12 5 / 0.72));
}
.card:hover .bar, .card:focus-within .bar { opacity: 1; }
.card .bar .ghostbtn { background: rgb(10 12 5 / 0.6); backdrop-filter: blur(4px); }

.empty {
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  margin-top: 14px;
  padding: 54px 20px;
  text-align: center;
  color: var(--dim);
}
.empty svg { width: 44px; height: 44px; fill: var(--line-strong); }
.empty p { margin: 12px 0 0; font-size: 14px; }

.foot {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--label);
  letter-spacing: 0.04em;
  text-align: center;
  margin-top: 12px;
}

/* ---------- lightbox ---------- */

.lightbox {
  position: fixed;
  inset: 0;
  background: rgb(8 10 4 / 0.93);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  z-index: 50;
  padding: 24px;
}
.lightbox[hidden] { display: none; }
.lightbox img {
  max-width: 100%;
  max-height: calc(100vh - 120px);
  border-radius: 8px;
  border: 1px solid var(--line-strong);
}
.lb-close {
  position: absolute;
  top: 18px; right: 22px;
  background: transparent;
  border: 0;
  color: var(--dim);
  font-size: 22px;
  cursor: pointer;
}
.lb-close:hover { color: var(--text); }

/* ---------- toast ---------- */

.toast {
  position: fixed;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--panel-raise);
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--banana);
  color: var(--text);
  border-radius: 10px;
  padding: 11px 16px;
  font-size: 13.5px;
  max-width: min(560px, calc(100vw - 40px));
  z-index: 60;
  box-shadow: 0 8px 30px rgb(0 0 0 / 0.45);
}
.toast.bad { border-left-color: var(--danger); }

/* ---------- responsive ---------- */

@media (max-width: 920px) {
  .shell { grid-template-columns: 1fr; padding: 6px 14px 32px; }
  .topbar { padding: 14px 16px 8px; }
  .topbar-note { display: none; }
  .controls { order: 2; }
  .stage { order: 1; }
  .controls-fold summary { cursor: pointer; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  .composer-row { flex-wrap: wrap; }
  .generate { flex: 1; }
  .keys { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}