/* isokit Studio: layout and controls. Scene colours come from the theme. */
:root { color-scheme: dark; --bg: #0a0f1a; --panel: #0f1626; --panel2: #131c30; --stroke: #2a3a56; --fg: #d6deeb; --mute: #8a97b0; --accent: #3ddc84; --danger: #ff6b6b; }
html[data-theme=light] { color-scheme: light; --bg: #eef2f7; --panel: #ffffff; --panel2: #f5f7fb; --stroke: #cfd8e6; --fg: #1b2533; --mute: #5b6880; --accent: #0e8f4f; --danger: #c62828; }
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body { background: var(--bg); color: var(--fg); font: 13px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; display: flex; flex-direction: column; overflow: hidden; }
button, select, input, textarea { font: inherit; color: inherit; }
button, .st-btn { background: var(--panel); border: 1px solid var(--stroke); border-radius: 5px; padding: 4px 10px; cursor: pointer; text-decoration: none; color: var(--fg); white-space: nowrap; }
button:hover:not(:disabled), .st-btn:hover { border-color: var(--accent); }
button:disabled { opacity: .45; cursor: default; }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
input, select, textarea { background: var(--panel2); border: 1px solid var(--stroke); border-radius: 4px; padding: 3px 6px; min-width: 0; }
input[type=checkbox] { accent-color: var(--accent); }

.st-head { display: flex; align-items: center; gap: 8px; padding: 6px 10px; background: var(--panel); border-bottom: 1px solid var(--stroke); flex: 0 0 auto; }
.st-logo { font-size: 15px; letter-spacing: .02em; }
.st-logo span { color: var(--accent); font-weight: 600; }
.st-title { color: var(--mute); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.st-grow { flex: 1 1 auto; }
.st-sep { width: 1px; height: 22px; background: var(--stroke); }
.st-save { color: var(--mute); font-size: 12px; min-width: 64px; text-align: center; }
.st-save.st-err { color: var(--danger); }

.st-main { flex: 1 1 auto; display: grid; grid-template-columns: 250px minmax(0, 1fr) 300px; min-height: 0; }
.st-left, .st-right { background: var(--panel); border-right: 1px solid var(--stroke); overflow: auto; min-height: 0; }
.st-left { display: flex; flex-direction: column; }
.st-right { border-right: 0; border-left: 1px solid var(--stroke); padding: 10px; }
.st-panel { padding: 8px 10px; border-bottom: 1px solid var(--stroke); }
.st-grow-panel { flex: 1 1 auto; display: flex; flex-direction: column; min-height: 140px; }
.st-panel h2, .st-right h2 { margin: 2px 0 6px; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--mute); font-weight: 600; }
.st-panel h2 small { text-transform: none; letter-spacing: 0; font-weight: 400; margin-left: 4px; }
.st-panel input[type=search] { width: 100%; margin-bottom: 6px; }
.st-palette { display: flex; flex-direction: column; gap: 6px; }
.st-cat { font-size: 11px; color: var(--mute); margin: 4px 0 2px; }
.st-tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.st-tile { display: flex; align-items: center; gap: 6px; text-align: left; padding: 4px 6px; overflow: hidden; }
.st-tile i { font-style: normal; width: 18px; text-align: center; flex: 0 0 auto; }
.st-tile span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.st-tile[aria-pressed=true] { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 18%, var(--panel)); }
.st-objects { list-style: none; margin: 0; padding: 0; overflow: auto; flex: 1 1 auto; }
.st-objects li { display: flex; align-items: center; gap: 6px; padding: 3px 6px; border-radius: 4px; cursor: pointer; }
.st-objects li:hover { background: var(--panel2); }
.st-objects li[aria-selected=true] { background: color-mix(in srgb, var(--accent) 20%, var(--panel)); }
.st-objects li i { font-style: normal; width: 18px; text-align: center; }
.st-objects li span { flex: 1 1 auto; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.st-objects li small { color: var(--mute); }
.st-objects li.st-hidden span { opacity: .5; text-decoration: line-through; }

.st-centre { position: relative; display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.st-centre > #view { flex: 1 1 auto; min-height: 0; }
.st-centre.st-placing .iso-svg { cursor: crosshair; }
.st-hint { position: absolute; top: 52px; left: 50%; transform: translateX(-50%); background: var(--panel); border: 1px solid var(--accent); border-radius: 16px; padding: 4px 14px; z-index: 5; pointer-events: none; }
.st-status { display: flex; align-items: center; gap: 14px; padding: 4px 10px; background: var(--panel); border-top: 1px solid var(--stroke); color: var(--mute); font-variant-numeric: tabular-nums; flex: 0 0 auto; }
.st-status select { padding: 1px 4px; }
.st-ver { color: var(--mute); font-size: 11px; text-decoration: none; white-space: nowrap; }
.st-ver:hover { color: var(--fg); text-decoration: underline; }
.st-link { background: none; border: 0; color: var(--danger); padding: 0; text-decoration: underline; }

.st-right h3 { margin: 0; font-size: 15px; display: flex; align-items: center; gap: 6px; }
.st-right h3 i { font-style: normal; }
.st-sub { color: var(--mute); font-size: 12px; margin: 2px 0 8px; }
.st-actions { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 10px; }
.st-actions button { padding: 3px 8px; }
.st-actions .st-danger { color: var(--danger); }
.st-form { display: grid; grid-template-columns: 92px minmax(0, 1fr); gap: 5px 8px; align-items: center; margin-bottom: 12px; }
.st-form > label { color: var(--mute); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.st-form textarea { resize: vertical; min-height: 44px; }
.st-form .st-full { grid-column: 1 / -1; }
.st-xy { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 4px; }
.st-xy input { width: 100%; }
.st-num { display: grid; grid-template-columns: minmax(0, 1fr) 64px; gap: 6px; align-items: center; }
.st-num input[type=number] { width: 100%; }
.st-rot { display: flex; gap: 4px; align-items: center; }
.st-levels { display: flex; flex-wrap: wrap; gap: 4px 10px; }
.st-levels label { color: var(--fg); font-size: 12px; }
.st-help { color: var(--mute); font-size: 12px; margin: -4px 0 10px; }
.st-box { border: 1px dashed var(--stroke); border-radius: 6px; padding: 8px; margin: 10px 0; }
.st-box code { display: block; background: var(--panel2); border-radius: 4px; padding: 4px 6px; margin: 4px 0; font-size: 11.5px; word-break: break-all; user-select: all; }
.st-warn { color: var(--danger); font-size: 12px; margin: 4px 0; }
.st-toast { position: fixed; bottom: 40px; left: 50%; transform: translateX(-50%); background: var(--panel); border: 1px solid var(--accent); border-radius: 6px; padding: 6px 14px; z-index: 50; box-shadow: 0 4px 14px rgba(0, 0, 0, .3); }
.st-toast.st-bad { border-color: var(--danger); }
.st-dialog { background: var(--panel); color: var(--fg); border: 1px solid var(--stroke); border-radius: 8px; max-width: 560px; }
.st-dialog th { text-align: left; padding: 3px 12px 3px 0; color: var(--mute); font-weight: 500; vertical-align: top; }
.st-dialog form { text-align: right; margin-top: 10px; }

/* agent window (agent.js): floats over the map, moves by its title, resizes at the top-left corner */
[hidden] { display: none !important; }
.ag-open[aria-pressed=true] { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 18%, var(--panel)); }
.ag-win { position: absolute; right: 12px; bottom: 40px; width: 400px; height: 540px; z-index: 6; display: flex; flex-direction: column; background: var(--panel); border: 1px solid var(--stroke); border-radius: 8px; box-shadow: 0 8px 28px rgba(0, 0, 0, .35); overflow: hidden; }
.ag-head { display: flex; align-items: center; gap: 6px; padding: 5px 6px 5px 12px; border-bottom: 1px solid var(--stroke); background: var(--panel2); cursor: move; user-select: none; touch-action: none; }
.ag-head button { padding: 2px 8px; }
.ag-logo { white-space: nowrap; }
.ag-logo, .ag-open { color: var(--fg); }
.ag-who { background: none; border: 0; padding: 0 2px !important; color: var(--mute); font-size: 12px; overflow: hidden; text-overflow: ellipsis; min-width: 0; display: flex; align-items: center; gap: 5px; }
.ag-who:hover { color: var(--fg); }
.ag-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--mute); flex: 0 0 auto; }
.ag-dot.ag-on { background: var(--accent); }
.ag-dot.ag-off { background: var(--danger); }
.ag-set { display: grid; grid-template-columns: 70px minmax(0, 1fr); gap: 5px 8px; align-items: center; padding: 8px 10px; border-bottom: 1px solid var(--stroke); font-size: 12px; }
.ag-set > label { color: var(--mute); }
.ag-set input:not([type=checkbox]), .ag-set select { width: 100%; }
.ag-row { display: flex; gap: 4px; align-items: center; min-width: 0; }
.ag-row > input, .ag-row > select { flex: 1 1 auto; }
.ag-row button { padding: 2px 8px; }
.ag-check { color: var(--fg); display: flex; align-items: center; gap: 5px; }
.ag-check small { color: var(--mute); }
.ag-fnote { grid-column: 1 / -1; margin: 0; color: var(--mute); }
.ag-fnote code { font-size: 11px; word-break: break-all; }
.ag-end { grid-column: 1 / -1; justify-content: flex-end; }
.ag-smsg { flex: 1 1 auto; color: var(--mute); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ag-badtext { color: var(--danger); white-space: normal; }
.ag-log { flex: 1 1 auto; overflow: auto; padding: 10px 10px 4px; display: flex; flex-direction: column; gap: 8px; min-height: 0; }
.ag-empty { color: var(--mute); margin: auto 0 0; }
.ag-empty p { margin: 0 0 8px; }
.ag-sugs { display: flex; flex-wrap: wrap; gap: 5px; }
.ag-sug { white-space: normal; text-align: left; font-size: 12px; padding: 4px 9px; border-radius: 14px; }
.ag-user { align-self: flex-end; max-width: 88%; background: color-mix(in srgb, var(--accent) 16%, var(--panel2)); border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--stroke)); border-radius: 10px 10px 2px 10px; padding: 5px 10px; overflow-wrap: anywhere; }
.ag-bot { overflow-wrap: anywhere; }
.ag-bot p { margin: 0 0 6px; }
.ag-bot p:last-child { margin-bottom: 0; }
.ag-bot ul, .ag-bot ol { margin: 0 0 6px; padding-left: 20px; }
.ag-bot pre, .ag-tool pre { background: var(--panel2); border: 1px solid var(--stroke); border-radius: 4px; padding: 5px 7px; margin: 4px 0; font-size: 11.5px; white-space: pre-wrap; word-break: break-word; max-height: 220px; overflow: auto; }
.ag-bot code, .ag-tool code { background: var(--panel2); border-radius: 3px; padding: 0 3px; font-size: 12px; }
.ag-live .ag-text:empty::after, .ag-live .ag-text > :last-child::after { content: "\258D"; color: var(--accent); animation: ag-blink 1s steps(2) infinite; }
.ag-live .ag-think:not([hidden]) + .ag-text:empty::after { content: none; }
@keyframes ag-blink { 50% { opacity: 0; } }
.ag-think { color: var(--mute); font-size: 12px; margin-bottom: 4px; }
.ag-think summary { cursor: pointer; }
.ag-live .ag-think summary { animation: ag-pulse 1.4s ease-in-out infinite; }
@keyframes ag-pulse { 50% { opacity: .45; } }
.ag-think div { white-space: pre-wrap; border-left: 2px solid var(--stroke); padding: 2px 0 2px 8px; margin: 4px 0; max-height: 180px; overflow: auto; }
.ag-tool { font-size: 12px; }
.ag-tool summary { cursor: pointer; display: flex; align-items: center; gap: 6px; color: var(--mute); list-style: none; padding: 2px 6px; border: 1px solid var(--stroke); border-radius: 5px; background: var(--panel2); }
.ag-tool summary::-webkit-details-marker { display: none; }
.ag-tool summary::before { content: "\2699"; }
.ag-tool summary b { color: var(--fg); font-weight: 600; font-family: ui-monospace, Consolas, monospace; font-size: 11.5px; }
.ag-tool summary span { flex: 1 1 auto; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ag-tool summary em { font-style: normal; }
.ag-tool.ag-ok summary em { color: var(--accent); }
.ag-tool.ag-bad summary { border-color: color-mix(in srgb, var(--danger) 50%, var(--stroke)); }
.ag-tool.ag-bad summary em { color: var(--danger); }
.ag-obj { cursor: pointer; color: var(--accent); text-decoration: underline dotted; }
.ag-note { color: var(--mute); font-size: 12px; font-style: italic; }
.ag-err { color: var(--danger); font-size: 12px; border: 1px solid color-mix(in srgb, var(--danger) 45%, var(--stroke)); border-radius: 5px; padding: 5px 8px; overflow-wrap: anywhere; }
.ag-link { background: none; border: 0; padding: 0 2px; color: var(--fg); text-decoration: underline; font-size: 12px; }
.ag-in { display: flex; gap: 6px; padding: 8px; border-top: 1px solid var(--stroke); align-items: flex-end; }
.ag-in textarea { flex: 1 1 auto; resize: none; min-height: 38px; max-height: 140px; line-height: 1.35; }
.ag-in button { align-self: stretch; min-width: 62px; }
.ag-in .ag-stop { border-color: var(--danger); color: var(--danger); }
.ag-grip { position: absolute; left: 0; top: 0; width: 14px; height: 14px; cursor: nwse-resize; touch-action: none; background: linear-gradient(135deg, var(--mute) 0 2px, transparent 2px 4px, var(--mute) 4px 5px, transparent 5px); opacity: .5; border-top-left-radius: 8px; }
.ag-grip:hover { opacity: 1; }

@media (max-width: 900px) {
  .st-main { grid-template-columns: 200px minmax(0, 1fr); grid-template-rows: minmax(0, 1fr) 40vh; }
  .st-right { grid-column: 1 / -1; border-left: 0; border-top: 1px solid var(--stroke); }
}