:root {
    /* A soft rust orange on warm charcoal, with sage and sand as companions. */
    --bg: #15100d;
    --chrome: #1e1713;
    --panel: #271e18;
    --line: #3b2d24;
    --text: #f2e8de;
    --muted: #ab988b;
    --accent: #e8955c;
    --accent-hover: #f2ab78;
    --accent-ink: #2b1507;
    --accent-soft: rgba(232, 149, 92, 0.18);
    --danger: #e8776c;
    --ok: #86c5a1;
    --warn: #e8c370;
    --control: #30251e;
    --control-line: #4a392d;
    --control-hover: #3c2d24;
    --radius: 8px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
    background: var(--bg);
    color: var(--text);
    font: 14px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif;
    overflow: hidden;
}
#app { height: 100%; display: flex; flex-direction: column; }
.grow { flex: 1; }
.hidden-input { display: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

button, select {
    font: inherit;
    color: var(--text);
    background: var(--control);
    border: 1px solid var(--control-line);
    border-radius: 6px;
    padding: 5px 12px;
    cursor: pointer;
}
button:hover:not(:disabled) { background: var(--control-hover); }
button:disabled { opacity: 0.4; cursor: not-allowed; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
button.primary:hover:not(:disabled) { background: var(--accent-hover); }
button.big { padding: 10px 22px; font-size: 1.05rem; }
kbd {
    font: 0.8em ui-monospace, monospace;
    background: var(--control);
    border: 1px solid var(--control-line);
    border-radius: 4px;
    padding: 0 5px;
}

/* ----- Menu bar ----- */
.menubar {
    display: flex;
    align-items: stretch;
    background: var(--chrome);
    border-bottom: 1px solid var(--line);
    padding: 0 8px;
    gap: 2px;
    position: relative;
    z-index: 20;
}
.brand { font-weight: 700; letter-spacing: 0.04em; color: var(--accent); padding: 6px 14px 6px 6px; }
.menu { position: relative; }
.menu-title { background: none; border: 0; border-radius: 0; padding: 7px 12px; }
.menu.open .menu-title, .menu-title:hover:not(:disabled) { background: var(--panel); }
.menu-list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 260px;
    list-style: none;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 0 0 var(--radius) var(--radius);
    padding: 4px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}
.menu.open .menu-list { display: block; }
.menu-list li { padding: 6px 12px; border-radius: 5px; cursor: pointer; display: flex; justify-content: space-between; gap: 24px; }
.menu-list li:hover { background: var(--accent-soft); }
.menu-list li.disabled { opacity: 0.4; pointer-events: none; }
.menu-list li.rule { padding: 0; height: 1px; margin: 4px 6px; background: var(--line); pointer-events: none; }
.menu-list li .shortcut { color: var(--muted); font-size: 0.85em; }

/* ----- Toolbar ----- */
.toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
    padding: 6px 8px;
    background: var(--chrome);
    border-bottom: 1px solid var(--line);
}
.toolbar button { display: inline-flex; align-items: center; gap: 6px; background: none; border-color: transparent; }
.toolbar button:hover:not(:disabled) { background: var(--panel); border-color: var(--line); }
.toolbar button.primary { background: var(--accent); border-color: var(--accent); }
.toolbar .separator { width: 1px; align-self: stretch; background: var(--line); margin: 2px 6px; }
.slot-picker { color: var(--muted); display: inline-flex; align-items: center; gap: 6px; }

.audio-control { display: inline-flex; align-items: center; gap: 4px; }
.audio-control input[type="range"] { width: 90px; }
.chip.audio-ok { color: var(--ok); }
.chip.audio-warn { color: var(--warn); border-color: #8a6d2a; cursor: pointer; }
button.chip { background: var(--panel); color: inherit; padding: 0 9px; }

/* ----- Stage ----- */
.stage {
    position: relative;
    flex: 1;
    min-height: 0;
    background: #000;
    display: grid;
    place-items: center;
    container-type: size;
    overflow: hidden;
}
/* The size and place of the picture are set by app.js (`layoutScreen`) from the aspect option. */
.viewport { position: absolute; overflow: hidden; background: #000; width: min(100cqw, 133.333cqh); aspect-ratio: 4 / 3; left: 50%; top: 50%; transform: translate(-50%, -50%); }
#screen { position: absolute; display: block; width: 100%; height: 100%; image-rendering: pixelated; background: #000; }
.stage.filter-linear #screen { image-rendering: auto; }
.stage:fullscreen { width: 100vw; height: 100vh; }
.stage.idle-cursor { cursor: none; }

/* ----- Welcome card ----- */
.welcome {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    background: radial-gradient(ellipse at 50% 30%, #4a2a18 0%, #15100d 70%);
    padding: 16px;
    overflow: auto;
}
.welcome[hidden] { display: none; }
.welcome-card { width: min(520px, 100%); text-align: center; }
.welcome h1 { font-size: 2.4rem; letter-spacing: 0.06em; color: #fff1e4; }
.tagline { color: var(--muted); margin-bottom: 20px; }
.checklist { list-style: none; display: grid; gap: 8px; text-align: left; }
.checklist li {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(39, 30, 24, 0.88);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 10px 14px;
}
.checklist li div { flex: 1; min-width: 0; }
.checklist small { display: block; color: var(--muted); overflow-wrap: anywhere; }
.checklist .mark { color: var(--muted); font-size: 1.3rem; width: 1.4rem; text-align: center; }
.checklist li.done .mark { color: var(--ok); }
.welcome-actions { display: flex; gap: 10px; justify-content: center; margin: 18px 0 10px; }
.hint { color: var(--muted); font-size: 0.85rem; }

/* ----- On-screen messages ----- */
.osd {
    position: absolute;
    left: 14px;
    bottom: 14px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    pointer-events: none;
    z-index: 5;
    max-width: calc(100% - 28px);
}
.toast {
    background: rgba(16, 11, 8, 0.85);
    border-left: 3px solid var(--accent);
    border-radius: 4px;
    padding: 6px 12px;
    animation: toast-in 0.18s ease-out;
    transition: opacity 0.3s;
}
.toast.error { border-left-color: var(--danger); }
.toast.leaving { opacity: 0; }
@keyframes toast-in { from { transform: translateY(8px); opacity: 0; } }

/* ----- Performance panel ----- */
.perf-overlay {
    position: absolute;
    z-index: 6;
    display: flex;
    flex-direction: column;
    gap: 1px;
    padding: 5px 9px;
    max-width: calc(100% - 16px);
    background: rgba(8, 5, 3, 0.62);
    border-radius: 6px;
    font: 12px/1.35 ui-monospace, "Cascadia Mono", Consolas, monospace;
    font-variant-numeric: tabular-nums;
    color: #fff1e4;
    text-shadow: 0 1px 2px #000;
    pointer-events: none;
    user-select: none;
}
.perf-overlay[hidden] { display: none; }
.perf-overlay.top-left { top: 8px; left: 8px; }
.perf-overlay.top-right { top: 8px; right: 8px; text-align: right; align-items: flex-end; }
.perf-overlay.bottom-left { bottom: 8px; left: 8px; }
.perf-overlay.bottom-right { bottom: 8px; right: 8px; text-align: right; align-items: flex-end; }
.perf-line.warn { color: var(--warn); }
.perf-line.bad { color: var(--danger); }

/* ----- Quick menu (full-screen style) ----- */
.fs-overlay {
    position: absolute;
    inset: 0;
    z-index: 10;
    display: grid;
    place-items: center;
    background: linear-gradient(90deg, rgba(8, 5, 3, 0.15), rgba(8, 5, 3, 0.5));
    backdrop-filter: blur(2px);
    padding: 16px;
}
.fs-overlay[hidden] { display: none; }
.fs-panel {
    width: min(620px, 100%);
    max-height: 100%;
    display: flex;
    flex-direction: column;
    background: rgba(28, 20, 15, 0.58);
    border: 1px solid rgba(255, 238, 222, 0.16);
    border-radius: 14px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(18px) saturate(1.2);
    overflow: hidden;
}
.fs-header { padding: 16px 22px 12px; border-bottom: 1px solid rgba(255, 238, 222, 0.12); }
.fs-title { font-size: 1.35rem; font-weight: 700; }
.fs-subtitle { color: var(--muted); font-size: 0.9rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fs-list { list-style: none; overflow-y: auto; padding: 8px; }
.fs-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 11px 14px;
    border-radius: 9px;
    font-size: 1.05rem;
    cursor: pointer;
}
.fs-row.selected { background: rgba(232, 149, 92, 0.92); color: var(--accent-ink); }
.fs-row.disabled { opacity: 0.4; cursor: default; }
.fs-icon { width: 1.5em; text-align: center; }
.fs-label { flex: 1; }
.fs-value { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); }
.fs-row.selected .fs-value { color: #5a3016; }
.fs-value-text { min-width: 5em; text-align: center; }
.fs-arrow { background: none; border: 0; color: inherit; padding: 2px 6px; font-size: 0.85em; opacity: 0.8; }
.fs-arrow:hover { background: rgba(43, 21, 7, 0.18) !important; opacity: 1; }
.fs-hint { color: var(--muted); font-size: 0.8rem; margin-left: auto; white-space: nowrap; }
.fs-row.selected .fs-hint { color: #5a3016; }
.fs-separator { padding: 12px 14px 4px; color: var(--muted); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; }
.fs-footer {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 18px;
    padding: 10px 22px;
    border-top: 1px solid rgba(255, 238, 222, 0.12);
    color: var(--muted);
    font-size: 0.82rem;
}

/* ----- Status bar ----- */
.statusbar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px 12px;
    background: var(--chrome);
    border-top: 1px solid var(--line);
    color: var(--muted);
    min-height: 28px;
    font-size: 0.88rem;
}
#status { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#status.error { color: var(--danger); }
#stats { font-variant-numeric: tabular-nums; }
.chip { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 0 9px; font-size: 0.8rem; }
progress { width: 120px; height: 6px; display: none; }
progress.visible { display: block; }

/* ----- Settings dialog ----- */
dialog.settings {
    margin: auto;
    width: min(820px, 96vw);
    height: min(560px, 92vh);
    padding: 0;
    color: var(--text);
    background: var(--chrome);
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
}
dialog.settings[open] { display: flex; flex-direction: column; }
dialog.settings::backdrop { background: rgba(0, 0, 0, 0.6); }
.settings-body { flex: 1; min-height: 0; display: flex; }
.settings-nav { width: 210px; background: var(--bg); border-right: 1px solid var(--line); padding: 10px 8px; display: flex; flex-direction: column; gap: 2px; }
.settings-nav button { background: none; border: 0; text-align: left; padding: 9px 12px; border-radius: 6px; }
.settings-nav button.active { background: var(--accent-soft); color: #fff; box-shadow: inset 3px 0 0 var(--accent); }
.settings-pages { flex: 1; overflow-y: auto; padding: 18px 22px; }
.settings-pages section[hidden] { display: none; }
.settings-pages h2 { font-size: 1.15rem; margin-bottom: 12px; }
.settings-pages h3 { font-size: 0.95rem; margin: 18px 0 6px; }
.settings-footer { display: flex; justify-content: flex-end; padding: 10px 16px; border-top: 1px solid var(--line); }
.field { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.slider { display: inline-flex; align-items: center; gap: 10px; }
.slider output { min-width: 3.5em; text-align: right; color: var(--accent); font-variant-numeric: tabular-nums; }
.check { display: flex; align-items: flex-start; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--line); cursor: pointer; }
.check input { margin-top: 3px; accent-color: var(--accent); }
.check small { display: block; color: var(--muted); }
.check.disabled { opacity: 0.45; }
.checks { display: grid; }
.state { color: var(--muted); margin: 10px 0 6px; }
.state.ok { color: var(--ok); }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 8px 0 14px; }
.legal { color: var(--muted); font-size: 0.82rem; margin-top: 16px; }
input[type="range"] { width: 180px; accent-color: var(--accent); }
.keys { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 6px; margin-top: 8px; }
.keys button { display: flex; justify-content: space-between; gap: 8px; text-align: left; }
.keys button .key { color: var(--accent); font-weight: 600; }
.keys button.waiting { border-color: var(--accent); }
.cards { display: grid; gap: 10px; }
.card-slot { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 12px; }
.card-slot strong { flex: 1; min-width: 110px; }
.shortcuts { display: grid; grid-template-columns: auto 1fr; gap: 6px 18px; }
.shortcuts dt { color: var(--accent); font-weight: 600; }

.pad-list { display: grid; gap: 12px; }
.pad-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; }
.pad-head { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; justify-content: space-between; }
.pad-live { color: var(--muted); font-size: 0.88rem; margin: 6px 0 2px; min-height: 1.3em; }
.pad-map summary { cursor: pointer; color: var(--accent); margin-bottom: 6px; }
.inline-field { color: var(--muted); display: inline-flex; align-items: center; gap: 6px; }
.inline-field input[type="range"] { width: 110px; }
.settings-pages h2 small { font-size: 0.8rem; font-weight: 400; color: var(--muted); }

@media (max-width: 640px) {
    .toolbar button span { display: none; }
    .settings-body { flex-direction: column; }
    .settings-nav { width: auto; flex-direction: row; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--line); }
    .settings-nav button { white-space: nowrap; }
}