:root {
  --accent: #ffc86e;
  --panel: rgba(10, 11, 28, 0.58);
  --line: rgba(255, 255, 255, 0.09);
  --text: #eceeff;
  --muted: #9ba0cc;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  --top: max(16px, env(safe-area-inset-top));   /* top edge of the title, links and pills */
  --edge: 12px;                                  /* min side gutter of the bottom dock */
  --gutter: max(var(--edge), env(safe-area-inset-left), env(safe-area-inset-right));   /* mirrored: keeps the dock centred between notch insets */
  --btn: 36px;                                  /* icon button size (44px on touch) */
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body {
  margin: 0; height: 100%; overflow: hidden; background: #05060f; color: var(--text);
  font: 14px/1.4 ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior: none;   /* no pull-to-refresh or rubber-banding when swiping the scene */
}
#screen { position: fixed; inset: 0; display: block; image-rendering: pixelated; touch-action: manipulation; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* auto-hiding chrome */
.ui { transition: opacity .6s ease, transform .6s ease; }
body.idle, body.idle * { cursor: none; }
body.idle .ui, body.ui-off .ui { opacity: 0; pointer-events: none; }
body.idle .hud-bottom, body.ui-off .hud-bottom { transform: translate(-50%, 8px); }
/* ?obs (OBS / embed mode): the scene only, for good. No interface, pills or toasts. */
.obs .ui, .obs .pill { display: none !important; }

/* city title */
.hud-city {
  position: fixed; top: var(--top); left: max(18px, env(safe-area-inset-left));
  max-width: calc(100vw - 290px);   /* clear of #links */
  text-shadow: 0 1px 14px rgba(0, 0, 0, .7); pointer-events: none;
}
.wordmark { margin: 0; font: 600 11px/1 var(--mono); letter-spacing: .28em; text-transform: uppercase; color: var(--muted); }
#cityName { margin: 8px 0 2px; font-size: 30px; font-weight: 650; letter-spacing: -.01em; line-height: 1.1; }
.sub { margin: 0; color: var(--muted); font-size: 13px; }
.sub time { color: var(--accent); font-family: var(--mono); white-space: nowrap; }
/* live count (js/live.js): a glowing pill with a blinking pixel, "23 here now · 5 in Tokyo · 480 today". Frosted like
   the other panels so it reads over any scene. One row; on phones the city goes on a second line (see max-width: 600px). */
.live {
  --live: 114, 230, 162;
  position: relative; display: grid; grid-auto-flow: column; align-items: center; column-gap: 6px; width: fit-content;
  margin: 10px 0 0; padding: 5px 12px 5px 10px; border-radius: 14px;
  border: 1px solid rgba(var(--live), .32); background: var(--panel);
  -webkit-backdrop-filter: blur(12px) saturate(1.3); backdrop-filter: blur(12px) saturate(1.3);
  box-shadow: 0 0 14px rgba(var(--live), .2), inset 0 0 10px rgba(var(--live), .08);
  color: var(--text); font-size: 12px; line-height: 1.5; text-shadow: none;
}
.live[hidden] { display: none; }
.live::before {
  content: ""; flex: none; width: 6px; height: 6px; margin-right: 2px;
  background: rgb(var(--live)); box-shadow: 0 0 8px rgba(var(--live), .9); animation: live 2.4s ease-in-out infinite;
}
.live::after {   /* the glow breathes with the pixel (opacity only, so it stays off the main thread) */
  content: ""; position: absolute; inset: -1px; border-radius: inherit; pointer-events: none;
  box-shadow: 0 0 22px rgba(var(--live), .35); animation: live 2.4s ease-in-out infinite;
}
.live span { white-space: nowrap; }
.live span + span { color: var(--muted); }
.live span + span::before { content: "·"; margin-right: 6px; }   /* as far from the dot as the gap before it */
@keyframes live { 50% { opacity: .35; } }

/* author links */
#links {
  position: fixed; top: var(--top); right: max(18px, env(safe-area-inset-right));
  display: flex; gap: 2px; padding: 4px; border-radius: 14px; border: 1px solid var(--line); background: var(--panel);
  -webkit-backdrop-filter: blur(12px) saturate(1.3); backdrop-filter: blur(12px) saturate(1.3);
}
#links a { color: var(--muted); transition: color .2s, background .2s; }
#links a:hover, #links a:focus-visible { color: var(--text); }
#coffee { height: var(--btn); display: flex; align-items: center; gap: 8px; padding: 0 12px 0 10px; border-radius: 10px; font-size: 13px; text-decoration: none; }
#coffee:hover { background: color-mix(in srgb, var(--accent) 14%, transparent); }
#coffee svg { width: 16px; height: 16px; fill: var(--accent); shape-rendering: crispEdges; }

/* bottom dock */
.hud-bottom {
  position: fixed; left: 50%; bottom: max(14px, env(safe-area-inset-bottom)); transform: translateX(-50%);
  width: min(912px, calc(100vw - 2 * var(--gutter))); display: grid; grid-template-columns: minmax(0, 1fr); gap: 8px;
}
/* One row of chips: centred while they fit; when they don't (phones) it bleeds into the gutters and swipes, so chips
   slide off the screen edge and the next one peeks in. No edge-fade mask: it would switch off the chips' backdrop blur. */
#cities {
  display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none;
  margin-inline: calc(-1 * var(--gutter)); padding: 2px calc(var(--gutter) + 2px);
  scroll-snap-type: x proximity; scroll-padding-inline: calc(var(--gutter) + 24px); scroll-behavior: smooth;
}
#cities::-webkit-scrollbar { display: none; }
.chip {
  flex: none; display: inline-flex; align-items: baseline; gap: 8px; padding: 7px 12px; cursor: pointer;
  border-radius: 999px; border: 1px solid var(--line); background: var(--panel);
  -webkit-backdrop-filter: blur(12px) saturate(1.3); backdrop-filter: blur(12px) saturate(1.3);
  transition: border-color .2s, background .2s, box-shadow .2s; scroll-snap-align: start;
}
.chip:first-child { margin-left: auto; }   /* auto margins centre without clipping the start (justify-content would) */
.chip:last-child { margin-right: auto; }
.chip small { font: 11px var(--mono); color: var(--muted); }
.chip:hover { border-color: rgba(255, 255, 255, .22); }
.chip[aria-pressed="true"] {
  border-color: color-mix(in srgb, var(--accent) 75%, transparent);
  background: color-mix(in srgb, var(--accent) 16%, var(--panel));
  box-shadow: 0 0 22px -8px var(--accent);
}
.chip[aria-pressed="true"] small { color: var(--accent); }
/* the tour chip closes the row; lit (without the city glow) while a tour runs */
.tour-chip svg { align-self: center; width: 16px; height: 16px; fill: var(--muted); shape-rendering: crispEdges; }
.tour-chip.on { border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.tour-chip.on svg { fill: var(--accent); }
.tour-chip.on small { color: var(--accent); }
.tour-chip[aria-expanded="true"] { background: color-mix(in srgb, #fff 10%, var(--panel)); }

#player {
  display: flex; align-items: center; gap: 10px; padding: 8px 10px 8px 8px;
  border-radius: 16px; border: 1px solid var(--line); background: var(--panel);
  -webkit-backdrop-filter: blur(14px) saturate(1.3); backdrop-filter: blur(14px) saturate(1.3);
}
.icon-btn {
  flex: none; width: var(--btn); height: var(--btn); display: grid; place-items: center; padding: 0;
  border: 0; border-radius: 10px; background: transparent; cursor: pointer;
}
.icon-btn:hover { background: rgba(255, 255, 255, .08); }
.icon-btn:disabled { opacity: .35; cursor: default; background: transparent; }
.icon-btn svg { width: 16px; height: 16px; fill: currentColor; shape-rendering: crispEdges; }
#play { background: var(--accent); color: #12121c; }
#play:hover { filter: brightness(1.08); }
#play.pulse { animation: pulse 2.2s ease-in-out infinite; }
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 55%, transparent); }
  50% { box-shadow: 0 0 0 9px transparent; }
}
.track { flex: 1; min-width: 0; }
#trackTitle, #trackMeta { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
#trackTitle { font-weight: 560; }
#trackMeta { font: 11px var(--mono); color: var(--muted); }
.vols { flex: none; display: flex; align-items: center; gap: 10px; }
.vol { flex: none; display: flex; align-items: center; gap: 6px; color: var(--muted); }
.vol svg { flex: none; width: 14px; height: 14px; fill: currentColor; shape-rendering: crispEdges; }
.vol input { width: 84px; accent-color: var(--accent); }
#queueBtn[aria-expanded="true"], #timerBtn[aria-expanded="true"], #vibeBtn[aria-expanded="true"], #mixerBtn[aria-expanded="true"], #saveBtn[aria-expanded="true"], #pip[aria-pressed="true"] { background: rgba(255, 255, 255, .1); color: var(--accent); }
#timerBtn.on { color: var(--accent); }   /* a timer is running */
#mixerBtn svg { width: 18px; }   /* the faders icon is 9 pixels wide */
/* the mini player's source video: kept in the page for Picture-in-Picture, but never seen */
.pip-source { position: fixed; left: 0; top: 0; width: 1px; height: 1px; opacity: 0; pointer-events: none; }

/* popovers: up next, timers, vibe, the city sounds mixer and save open over the city chips, the city tour above them */
.dock { position: relative; }
.pop {
  position: absolute; left: 0; bottom: calc(100% + 8px); width: min(360px, 100%);
  display: flex; flex-direction: column; border-radius: 16px; border: 1px solid var(--line);
  background: rgba(10, 11, 28, 0.74);
  -webkit-backdrop-filter: blur(14px) saturate(1.3); backdrop-filter: blur(14px) saturate(1.3);
  box-shadow: 0 18px 40px -20px rgba(0, 0, 0, .8); animation: pop-in .16s ease-out;
}
@keyframes pop-in { from { opacity: 0; transform: translateY(6px); } }
.pop-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 12px 14px 6px; }
.pop-head span { font: 600 11px/1 var(--mono); letter-spacing: .28em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }
.pop-head small { font: 11px var(--mono); color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* up next and the city tour: lists of row buttons */
#queue, #tour, #mixer { max-height: min(380px, 55vh); }
#tour { left: auto; right: 0; width: min(320px, 100%); }   /* above the chips, under the tour chip at the row's end */
#mixer { left: auto; right: 0; width: min(320px, 100%); }   /* under its button, on the right of the dock */
.pop-list { list-style: none; margin: 0; padding: 0 6px 6px; overflow-y: auto; overscroll-behavior: contain; }
.pop-item {
  width: 100%; display: flex; align-items: center; gap: 10px; padding: 8px; text-align: left;
  border: 0; border-radius: 10px; background: transparent; cursor: pointer;
}
.pop-item:hover, .pop-item:focus-visible { background: rgba(255, 255, 255, .08); }
.pop-text { flex: 1; min-width: 0; }
.pop-title, .pop-meta { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pop-title { font-weight: 560; }
.pop-meta { font: 11px var(--mono); color: var(--muted); }
.q-n { flex: none; width: 18px; display: grid; place-items: center; font: 11px var(--mono); color: var(--muted); }
.q-n svg { display: none; width: 10px; height: 10px; fill: var(--accent); shape-rendering: crispEdges; }
.pop-item:hover .q-n b, .pop-item:focus-visible .q-n b { display: none; }
.pop-item:hover .q-n svg, .pop-item:focus-visible .q-n svg { display: block; }
li:first-child .q-n { color: var(--accent); }
.q-dur { flex: none; font: 11px var(--mono); color: var(--muted); }
.q-empty, .mix-empty { padding: 10px 8px 12px; font: 12px var(--mono); color: var(--muted); }
.tour-dot { flex: none; width: 18px; display: grid; place-items: center; }
[aria-checked="true"] > .tour-dot::before { content: ""; width: 6px; height: 6px; background: var(--accent); }

/* timers: focus presets and sleep minutes, with skip / stop / off pushed to the right */
.t-row { display: flex; flex-wrap: wrap; gap: 6px; padding: 2px 14px 12px; }
.t-row + .pop-head { border-top: 1px solid var(--line); }
.t-opt {
  min-width: 44px; min-height: 32px; padding: 0 10px; border-radius: 10px; cursor: pointer;
  border: 1px solid var(--line); background: transparent; font: 12px var(--mono); color: var(--text);
  transition: border-color .2s, background .2s, color .2s;
}
.t-opt:hover { border-color: rgba(255, 255, 255, .22); }
.t-opt[aria-pressed="true"] {
  border-color: color-mix(in srgb, var(--accent) 75%, transparent); color: var(--accent);
  background: color-mix(in srgb, var(--accent) 16%, transparent);
}
.t-act { border-color: transparent; color: var(--muted); }
.t-act:hover { border-color: transparent; background: rgba(255, 255, 255, .08); color: var(--text); }
.t-opt:not(.t-act) + .t-act { margin-left: auto; }

/* running timers: stay on screen when the UI idles (sliding up into the corner #links leaves), hidden by H */
#timerPill { display: flex; gap: 14px; cursor: pointer; transition: opacity .6s ease, border-color .2s; }
#timerPill span { display: flex; align-items: center; gap: 8px; white-space: nowrap; }
#timerPill span::before { content: ""; flex: none; width: 6px; height: 6px; background: var(--accent); }
#timerPill span:empty { display: none; }
#timerPill:hover { border-color: rgba(255, 255, 255, .22); }
body.idle #corner { top: var(--top); }
body.idle #timerPill { opacity: .6; }
body.ui-off #timerPill { opacity: 0; pointer-events: none; }

.mix-empty { margin: 0; padding-inline: 0; }

/* mixer rows: name · slider (0-200 %, 100 % = as the city was designed) · value */
.mix-actions { display: flex; align-items: baseline; gap: 2px; }
#mixReset, #mixRandom {
  margin: -4px -6px; padding: 4px 6px; border: 0; border-radius: 6px; background: transparent; cursor: pointer;
  font: 11px var(--mono); color: var(--muted);
}
#mixReset:hover:not(:disabled), #mixRandom:hover:not(:disabled) { color: var(--text); background: rgba(255, 255, 255, .08); }
#mixReset:disabled, #mixRandom:disabled { opacity: .4; cursor: default; }
#mixList { padding: 2px 14px 10px; overflow-y: auto; overscroll-behavior: contain; }
.mix-row { display: grid; grid-template-columns: 78px minmax(0, 1fr) 36px; align-items: center; gap: 10px; min-height: 32px; }
.mix-sep { margin-top: 4px; padding-top: 4px; border-top: 1px solid var(--line); }   /* events after the beds */
.mix-name { font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mix-row input { width: 100%; min-width: 0; margin: 0; accent-color: var(--accent); }
.mix-val { font: 11px var(--mono); color: var(--muted); text-align: right; }
.mix-row.changed .mix-val { color: var(--accent); }

/* vibe: two segmented radio groups (native radios underneath, so arrow keys move within a group) */
#vibe { padding-bottom: 12px; }
#vibe fieldset { min-width: 0; margin: 0; padding: 6px 14px 4px; border: 0; }
#vibe legend { padding: 0; margin-bottom: 6px; font: 11px var(--mono); color: var(--muted); }
.seg { display: flex; gap: 2px; padding: 3px; border-radius: 12px; border: 1px solid var(--line); background: rgba(255, 255, 255, .05); }
.seg label { position: relative; flex: 1; min-width: 0; }
.seg input { position: absolute; inset: 0; margin: 0; opacity: 0; cursor: pointer; }
.seg span {
  display: block; padding: 7px 4px; border-radius: 9px; text-align: center; font-size: 13px; white-space: nowrap;
  color: var(--muted); transition: background .15s, color .15s, box-shadow .15s;
}
.seg label:hover span { color: var(--text); }
.seg input:checked + span {
  color: var(--text); background: color-mix(in srgb, var(--accent) 20%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 60%, transparent);
}
.seg input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 1px; }
.vibe-note { margin: 8px 14px 0; font: 11px/1.5 var(--mono); color: var(--muted); }
#vibeSkip { padding: 0; border: 0; background: none; font: inherit; color: var(--accent); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }

/* save this scene: the S and R keys as buttons, so touch screens can reach them */
#saveMenu { left: auto; right: 0; width: min(300px, 100%); }
#saveMenu svg { flex: none; width: 16px; height: 16px; fill: var(--accent); shape-rendering: crispEdges; }

/* status pills */
.pill {
  position: fixed; top: var(--top); padding: 8px 12px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--panel); font: 12px var(--mono); color: var(--text);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
}
/* top right, below #links: the running timers, then "tuning in…" */
#corner {
  position: fixed; top: calc(var(--top) + var(--btn) + 18px); right: max(18px, env(safe-area-inset-right));
  display: flex; flex-direction: column; align-items: flex-end; gap: 8px; transition: top .6s ease;
}
#corner .pill { position: static; }
#loading { color: var(--muted); }
#toast { left: 50%; transform: translateX(-50%); min-width: min(360px, calc(100vw - 32px)); max-width: calc(100vw - 32px); }
#toast .progress { display: flex; align-items: center; gap: 10px; margin-top: 6px; }
#toast .bar { flex: 1; height: 3px; border-radius: 2px; overflow: hidden; background: rgba(255, 255, 255, .12); }
#toast .bar i { display: block; height: 100%; width: 0; background: var(--accent); }
#toastCancel {
  flex: none; padding: 3px 10px; font: 11px var(--mono); cursor: pointer;
  border: 1px solid var(--line); border-radius: 8px; background: rgba(255, 255, 255, .06);
}
#toastCancel:hover { background: rgba(255, 255, 255, .12); }
[hidden] { display: none !important; }

/* about panel (the text inside is written by tools/seo.mjs). js/app.js makes it tabbed (.tabbed): a fixed-height panel,
   the tabs and close button on top, one section below that scrolls on its own. Without JS the sections simply stack. */
#about {
  width: min(640px, calc(100vw - 24px)); max-height: min(760px, calc(100dvh - 32px)); padding: 0; overflow: auto;
  overscroll-behavior: contain; border: 1px solid var(--line); border-radius: 16px; color: var(--text);
  background: rgba(10, 11, 28, .86); -webkit-backdrop-filter: blur(18px) saturate(1.3); backdrop-filter: blur(18px) saturate(1.3);
  box-shadow: 0 24px 80px -20px rgba(0, 0, 0, .8); scrollbar-width: thin; scrollbar-color: rgba(255, 255, 255, .18) transparent;
}
#about.tabbed { height: min(680px, calc(100dvh - 32px)); overflow: hidden; }   /* same size on every tab, so nothing jumps */
#about::backdrop { background: rgba(3, 4, 12, .5); }
.about-inner { padding: 22px 24px 26px; }
.tabbed .about-inner { height: 100%; padding: 0; display: grid; grid-template: auto minmax(0, 1fr) / minmax(0, 1fr) auto; }
.about-close { color: var(--muted); }
.about-close:hover { color: var(--text); }
.tabbed .about-close { grid-area: 1 / 2; align-self: center; margin: 4px 10px 0 4px; }
.about-tabs { grid-area: 1 / 1; display: flex; padding: 8px 0 0 12px; overflow-x: auto; scrollbar-width: none; }
.about-tabs::-webkit-scrollbar { display: none; }
#about:not(.tabbed) .about-tabs { display: none; }
.about-tabs [role="tab"] {
  flex: none; position: relative; padding: 13px 10px 14px; border: 0; background: none; cursor: pointer;
  font: 600 11px/1 var(--mono); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); transition: color .2s;
}
.about-tabs [role="tab"]:hover, .about-tabs [aria-selected="true"] { color: var(--text); }
.about-tabs [aria-selected="true"]::after { content: ""; position: absolute; left: 10px; right: calc(10px + .2em); bottom: 0; height: 2px; background: var(--accent); }
.about-tabs [role="tab"]:focus-visible { outline-offset: -4px; border-radius: 8px; }   /* the row clips anything outside it */
.tabbed .about-body {
  grid-area: 2 / 1 / 3 / 3; overflow-y: auto; overscroll-behavior: contain; padding: 20px 24px 24px; border-top: 1px solid var(--line);
  scrollbar-width: thin; scrollbar-color: rgba(255, 255, 255, .18) transparent;
}
.tabbed .about-panel > h3 { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }   /* the tab says it */
#about h2 { margin: 0 0 8px; font-size: 20px; font-weight: 650; letter-spacing: -.01em; line-height: 1.2; }
#about h3 { margin: 26px 0 10px; font: 600 11px/1 var(--mono); letter-spacing: .28em; text-transform: uppercase; color: var(--muted); }
#about p, #about li, #about dd { color: #cdd0ee; line-height: 1.55; }
#about p { margin: 0 0 10px; }
#about a { color: var(--accent); text-underline-offset: 3px; }
#about b { color: var(--text); font-weight: 600; }
#aboutCity { padding-bottom: 18px; margin-bottom: 22px; border-bottom: 1px solid var(--line); }
/* cities: a card per city in its own accent (--c from the scene); the whole card switches city, the one on screen is lit */
.city-list { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr)); gap: 8px; }
.city-list li {
  --c-: var(--c, var(--accent)); position: relative; padding: 11px 13px 12px; border-radius: 12px;
  border: 1px solid var(--line); background: rgba(255, 255, 255, .03); transition: border-color .2s, background .2s, box-shadow .2s;
}
.city-list li:hover { border-color: color-mix(in srgb, var(--c-) 45%, transparent); background: color-mix(in srgb, var(--c-) 7%, transparent); }
.city-list li:has([aria-current]) {
  border-color: color-mix(in srgb, var(--c-) 75%, transparent); background: color-mix(in srgb, var(--c-) 13%, transparent);
  box-shadow: 0 0 22px -10px var(--c-);
}
.city-list li:has(a:focus-visible) { outline: 2px solid var(--c-); outline-offset: 2px; }
#about .city-list a { font-weight: 600; text-decoration: none; color: var(--c-); }
.city-list a::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }
.city-list a:focus-visible { outline: none; }
.city-list span { display: block; margin-top: 1px; font: 11px var(--mono); color: var(--muted); }
#about .city-list p { margin: 6px 0 0; font-size: 13px; line-height: 1.5; }
.keys { margin: 0; display: grid; gap: 6px; }
.keys div { display: grid; grid-template-columns: 120px 1fr; gap: 12px; align-items: baseline; }
.keys dt { white-space: nowrap; }
.keys dd { margin: 0; }
kbd {
  display: inline-block; min-width: 22px; padding: 2px 6px; text-align: center; font: 11px/1.4 var(--mono); color: var(--text);
  border: 1px solid rgba(255, 255, 255, .16); border-bottom-width: 2px; border-radius: 6px; background: rgba(255, 255, 255, .06);
}
/* FAQ: questions fold open, one at a time (<details name>) */
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  display: flex; align-items: baseline; justify-content: space-between; gap: 16px; padding: 11px 2px;
  font-weight: 600; cursor: pointer; list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: none; font: 15px/1 var(--mono); color: var(--muted); transition: color .2s; }
.faq summary:hover::after { color: var(--text); }
.faq details[open] summary::after { content: "−"; color: var(--accent); }
.faq summary:focus-visible { outline-offset: -2px; border-radius: 6px; }
#about .faq p { margin: -2px 24px 14px 2px; }
.about-foot { margin-top: 16px !important; }

/* touch: finger-sized targets */
@media (pointer: coarse) {
  :root { --btn: 44px; }
  .chip { padding: 9px 14px; }
  .vol input, .mix-row input { height: 32px; }
  .mix-row { min-height: 40px; }
  .about-tabs [role="tab"] { padding-block: 17px 18px; }
  .t-opt { min-height: 40px; padding-inline: 12px; }
  .seg span { padding-block: 11px; }
  #toastCancel { min-height: 36px; padding-inline: 14px; }
  #saveMenu kbd { display: none; }
}
/* mouse and trackpad on wider windows: chips that don't fit wrap onto centred rows instead of scrolling. Narrow windows
   keep the one scrolling row (rows would stack over the scene), and a mouse wheel scrolls it sideways (js/app.js) */
@media (pointer: fine) and (min-width: 601px) {
  #cities { flex-wrap: wrap; justify-content: center; }
  .chip:first-child, .chip:last-child { margin-inline: 0; }
}
/* tablets and narrow windows (one row would squeeze the track title away): the volume sliders get their own row under
   the track, with the vibe, timer and save buttons */
@media (max-width: 900px) {
  #player { flex-wrap: wrap; gap: 2px 6px; }
  .vols { order: 1; flex: 1 0 calc(100% - 3 * (var(--btn) + 6px)); min-width: 0; gap: 18px; padding: 0 6px; }   /* min-width: range inputs have a wide intrinsic minimum */
  #vibeBtn, #timerBtn, #saveBtn { order: 2; }   /* share the volume row, so the track title keeps its room */
  .vol { flex: 1; min-width: 0; }
  .vol input { flex: 1; width: auto; min-width: 0; }
}
/* phones in portrait */
@media (max-width: 600px) {
  :root { --edge: 8px; }
  #cityName { font-size: 24px; }
  .hud-city { max-width: calc(100vw - 3 * var(--btn) - 64px); }   /* clear of #links: three icons */
  /* the pill: dot, "23 here now · 480 today", and the city on a line of its own under them */
  .live { grid-auto-flow: row; grid-template-columns: auto auto; }
  .live:has(.live-now ~ .live-today) { grid-template-columns: auto auto auto; }
  .live::before, .live span { grid-row: 1; }
  .live .live-city { grid-area: 2 / 2 / 3 / -1; }
  .live .live-city::before { content: none; }
  #coffee { width: var(--btn); padding: 0; justify-content: center; }
  #coffee span { display: none; }
  .chip { padding-inline: 12px; gap: 6px; }
  #timerPill { flex-direction: column; gap: 4px; }   /* one timer per line, clear of the city title */
  /* a third row: the sliders get row 2 to themselves, the vibe, timer, mixer and save buttons go below them */
  .vols { display: contents; }
  #player::before, #player::after { content: ""; flex-basis: 100%; }   /* line breaks around the sliders */
  #player::before { order: 1; }
  .vol { order: 2; padding-inline: 6px; }
  #player::after { order: 3; }
  #vibeBtn, #timerBtn, #mixerBtn, #saveBtn { order: 4; }
  .pop, #tour, #mixer, #saveMenu { width: 100%; }
  #queue .pop-head small, #tour .pop-head small { display: none; }
  .about-inner { padding: 18px 16px 22px; }
  #about.tabbed { height: min(760px, calc(100dvh - 32px)); }   /* phones: nearly full height */
  .tabbed .about-inner { padding: 0; }
  .tabbed .about-body { padding: 16px 16px 22px; }
  .about-tabs { padding-left: 6px; }
  .about-tabs [role="tab"] { padding-inline: 7px; letter-spacing: .12em; }
  .about-tabs [aria-selected="true"]::after { left: 7px; right: calc(7px + .12em); }
  .tabbed .about-close { margin-right: 6px; }
  .keys div { grid-template-columns: 96px 1fr; }
}
/* short screens (phones in landscape): tighter title and dock so more of the scene shows */
@media (max-height: 500px) {
  :root { --top: max(10px, env(safe-area-inset-top)); }
  #cityName { margin: 4px 0 0; font-size: 22px; }
  .sub { font-size: 12px; }
  .live { margin-top: 6px; padding-block: 3px; font-size: 11px; }
  .hud-bottom { bottom: max(8px, env(safe-area-inset-bottom)); gap: 6px; }
  #player { padding-block: 6px; }
}
@media (prefers-reduced-motion: reduce) {
  .ui, #corner, #timerPill { transition: none; }
  #play.pulse, .pop, .live::before, .live::after { animation: none; }
  .seg span { transition: none; }
  #cities { scroll-behavior: auto; }
}

/* language toggle in the top-right links */
.lang-btn { width: auto; min-width: 30px; padding-inline: 7px; font: 600 10px/1 var(--mono); letter-spacing: .12em; }