html, body { height: 100%; overflow: hidden; }
.studio { display: grid; grid-template-columns: 340px 1fr; height: 100dvh; }

/* ---- panel ---------------------------------------------------------------------------------- */
.panel { display: flex; flex-direction: column; min-height: 0; background: var(--dusk-850); border-right: 1px solid var(--line-soft); }
.panel-head { display: flex; align-items: center; gap: 8px; padding: 14px 14px 10px 18px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--vellum); text-decoration: none; font: 700 22px/1 var(--serif); letter-spacing: 0.01em; margin-right: auto; }
.pro-badge { min-height: 32px; padding: 0 12px; color: var(--lamp); font-weight: 700; border: 1px solid rgba(243, 192, 107, 0.35); }
.pro-badge[data-pro='true'] { color: var(--moss); border-color: rgba(156, 194, 138, 0.35); }
.panel-toggle { display: none; }
.panel-body { flex: 1; overflow-y: auto; padding: 4px 18px 24px; scrollbar-width: thin; scrollbar-color: var(--line) transparent; }

.prompt { display: grid; gap: 8px; margin-bottom: 18px; }
.prompt textarea { font-size: 15px; line-height: 1.4; }
.prompt-actions { display: flex; gap: 8px; }
.prompt-actions #generate { flex: 1; }
.heard { display: grid; gap: 6px; }
.heard p { margin: 0; font-size: 13px; line-height: 1.35; color: var(--vellum-faint); }
.said-list { margin: 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 6px; }
.said { padding: 3px 9px; border-radius: 999px; border: 1px solid var(--line-soft); background: var(--dusk-900); color: var(--vellum-dim); font-size: 13px; line-height: 1.3; }
.said[data-kind='added'] { border-color: var(--lamp-deep); color: var(--lamp); }
.said[data-kind='missing'] { color: var(--vellum-faint); text-decoration: line-through; border-style: dashed; }

.group { margin-top: 18px; }
.group h2, .opt-label { margin: 0 0 8px; font: 500 13px/1.2 var(--sans); color: var(--vellum-faint); letter-spacing: 0.02em; }
.opt { margin-top: 14px; }
.opt:first-child { margin-top: 0; }
.opt-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.opt-row output { font-size: 13px; color: var(--vellum-dim); min-width: 3ch; text-align: right; }

.settings { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.setting {
  position: relative; display: grid; gap: 6px; padding: 0 0 8px; border-radius: var(--radius-m);
  border: 1px solid var(--line-soft); background: var(--dusk-900); color: var(--vellum-dim); cursor: pointer; overflow: hidden; text-align: center;
  font-size: 13px; font-weight: 500; line-height: 1.15;
}
.setting img { width: 100%; aspect-ratio: 1; object-fit: cover; background: var(--dusk-950); }
.setting span { padding: 0 6px; }
.setting:hover { border-color: var(--line); color: var(--vellum); }
.setting[aria-checked='true'] { border-color: var(--lamp-deep); color: var(--vellum); box-shadow: 0 0 0 1px var(--lamp-deep); }

.room-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 2px; font-size: 14px; color: var(--vellum-dim); }
.room-list li { display: flex; gap: 10px; align-items: baseline; padding: 3px 0; }
.room-list b { display: inline-grid; place-items: center; min-width: 22px; height: 22px; border-radius: 50%; background: var(--dusk-950); border: 1px solid var(--lamp-deep); color: var(--vellum); font-size: 12px; font-weight: 700; }

/* ---- stage ---------------------------------------------------------------------------------- */
.stage { position: relative; min-width: 0; min-height: 0; background: var(--dusk-950); overflow: hidden; }
#canvas { width: 100%; height: 100%; touch-action: none; cursor: grab; }
#canvas:active { cursor: grabbing; }
.labels { position: absolute; inset: 0; pointer-events: none; }
.labels b {
  position: absolute; transform: translate(-50%, -50%); display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%;
  background: rgba(20, 18, 30, 0.85); border: 2px solid var(--lamp); color: var(--vellum); font: 700 13px/1 var(--sans);
}
.toolbar { position: absolute; top: 14px; right: 14px; display: flex; gap: 8px; align-items: center; }
.toolbar .seg { background: rgba(16, 17, 30, 0.82); backdrop-filter: blur(8px); }
.toolbar .btn { background: rgba(16, 17, 30, 0.82); backdrop-filter: blur(8px); }
.toolbar .btn[aria-pressed='true'] { color: var(--lamp); border-color: var(--lamp-deep); }
.status { position: absolute; left: 14px; bottom: 14px; padding: 6px 10px; border-radius: var(--radius-s); background: rgba(16, 17, 30, 0.78); color: var(--vellum-dim); font-size: 13px; pointer-events: none; }
.status:empty { display: none; }
.dock { position: absolute; right: 14px; bottom: 14px; display: flex; gap: 8px; }
.dock .btn:not(.btn-lamp) { background: rgba(16, 17, 30, 0.82); backdrop-filter: blur(8px); }
.dock .btn-lamp { min-width: 110px; }

.loading { position: absolute; inset: 0; display: grid; place-items: center; background: rgba(16, 17, 30, 0.35); pointer-events: none; }
.loading .bar { width: min(280px, 60%); height: 4px; border-radius: 999px; background: rgba(239, 230, 210, 0.15); overflow: hidden; }
.loading .bar span { display: block; height: 100%; width: 0; background: var(--lamp); transition: width 160ms ease; }

/* ---- sheets ----------------------------------------------------------------------------------- */
.sheet { padding: 0; border: 1px solid var(--line); border-radius: var(--radius-l); background: var(--dusk-850); color: var(--vellum); width: min(460px, calc(100vw - 32px)); box-shadow: var(--shadow); }
.sheet::backdrop { background: rgba(8, 9, 18, 0.6); backdrop-filter: blur(2px); }
.sheet-inner { padding: 20px 22px 22px; display: grid; gap: 16px; }
.sheet header { display: flex; align-items: center; justify-content: space-between; }
.sheet h2 { margin: 0; font: 700 24px/1.1 var(--serif); }
.sheet fieldset { border: 0; padding: 0; margin: 0; display: grid; gap: 8px; }
.sheet legend { padding: 0; margin-bottom: 8px; font-size: 13px; color: var(--vellum-faint); }
.sheet-row { display: flex; flex-wrap: wrap; gap: 18px; }
.sheet-meta { margin: 0; font-size: 14px; color: var(--vellum-dim); }
.sheet-note { margin: 0; font-size: 13px; color: var(--vellum-faint); }
.sheet-msg { margin: 0; font-size: 14px; color: var(--moss); min-height: 1em; }
.sheet-msg[data-error] { color: var(--ember); }
.sheet footer { display: flex; justify-content: flex-end; }
.sheet footer .btn { min-width: 150px; }

.perks { margin: 0; padding-left: 20px; display: grid; gap: 6px; color: var(--vellum-dim); }
.perks li::marker { color: var(--lamp); }
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.plan {
  display: grid; gap: 2px; padding: 14px 8px; border-radius: var(--radius-m); border: 1px solid var(--line); background: var(--dusk-900);
  color: var(--vellum); cursor: pointer; text-align: center;
}
.plan span { font-size: 13px; color: var(--vellum-dim); }
.plan strong { font: 700 26px/1.1 var(--serif); }
.plan em { font-style: normal; font-size: 12px; color: var(--vellum-faint); }
.plan .plan-left { color: var(--lamp); }
.plan:hover { border-color: var(--lamp-deep); }
.plan-best { border-color: var(--lamp-deep); box-shadow: inset 0 0 0 1px var(--lamp-deep); }
.inline { display: flex; gap: 8px; }
.inline .field { flex: 1; min-width: 0; }
.key-form label { display: block; margin-bottom: 6px; font-size: 13px; color: var(--vellum-faint); }
.waitlist p { margin: 0 0 8px; font-size: 14px; color: var(--vellum-dim); }

.library { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; max-height: 60vh; overflow-y: auto; }
.library li { position: relative; }
.library a { display: grid; gap: 6px; padding: 6px; border-radius: var(--radius-m); border: 1px solid var(--line-soft); background: var(--dusk-900); color: var(--vellum-dim); text-decoration: none; font-size: 13px; }
.library a:hover { border-color: var(--lamp-deep); color: var(--vellum); }
.library img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 6px; background: var(--dusk-950); }
.library .del { position: absolute; top: 10px; right: 10px; width: 28px; height: 28px; min-height: 0; padding: 0; border-radius: 50%; background: rgba(16, 17, 30, 0.85); }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); padding: 10px 16px; border-radius: var(--radius-m); background: var(--dusk-700); border: 1px solid var(--line); color: var(--vellum); box-shadow: var(--shadow); z-index: 10; max-width: calc(100vw - 32px); }
.toast[data-error] { border-color: var(--ember); }

/* ---- small screens: the map first, settings in a sheet below it -------------------------------------- */
@media (max-width: 820px) {
  .studio { grid-template-columns: 1fr; grid-template-rows: 1fr auto; }
  .stage { grid-row: 1; }
  .panel { grid-row: 2; max-height: 52dvh; border-right: 0; border-top: 1px solid var(--line-soft); }
  .panel[data-collapsed='true'] .panel-body { display: none; }
  .panel-toggle { display: inline-flex; }
  .panel[data-collapsed='true'] .panel-toggle svg { transform: rotate(180deg); }
  .panel-head { padding: 8px 10px 8px 16px; }
  .toolbar { top: 10px; right: 10px; gap: 6px; }
  .dock { right: 10px; bottom: 10px; }
  .dock #saveBtn, .dock #libraryBtn { display: none; }
  .status { left: 10px; bottom: 10px; max-width: 45%; }
  .plans { grid-template-columns: 1fr; }
}