/* STRIDE LAB — visual system */
:root {
  --drawer-h: 300px;
  --left-w: 288px;
  --right-w: 396px;
  --radius: 10px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0a0c0f; --surface-1: #101318; --surface-2: #14181e; --surface-3: #1b2028; --surface-4: #232a33;
  --line: #232a33; --line-2: #2e3743; --grid: rgba(130,150,170,.14);
  --text: #e7ecf1; --text-2: #a9b4c0; --muted: #6c7886;
  --accent: #00d4ff; --accent-2: #7fe9ff; --accent-fill: rgba(0,212,255,.10); --accent-soft: rgba(0,212,255,.14);
  --amber: #ffb547; --orange: #ff8a3d; --red: #ff4d5e; --green: #3ddc97; --violet: #a98bff;
  --glow: 0 0 0 1px rgba(0,212,255,.35), 0 0 18px rgba(0,212,255,.18);
  --shadow: 0 10px 30px rgba(0,0,0,.45);
}
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #e8ecf0; --surface-1: #f5f7f9; --surface-2: #ffffff; --surface-3: #eef1f4; --surface-4: #e3e8ed;
  --line: #d6dce2; --line-2: #c5cdd5; --grid: rgba(50,70,90,.12);
  --text: #12161b; --text-2: #3d4651; --muted: #7a8591;
  --accent: #0094c2; --accent-2: #2cb3dc; --accent-fill: rgba(0,148,194,.09); --accent-soft: rgba(0,148,194,.12);
  --amber: #c97f00; --orange: #d9601b; --red: #d42c40; --green: #0e9d66; --violet: #6a4fd6;
  --glow: 0 0 0 1px rgba(0,148,194,.35), 0 0 14px rgba(0,148,194,.12);
  --shadow: 0 10px 28px rgba(30,45,60,.14);
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text); font: 13px/1.4 var(--font); -webkit-font-smoothing: antialiased; }
body { overflow: hidden; transition: background .3s, color .3s; }
button, input, select { font: inherit; color: inherit; }
.mono { font-family: var(--mono); font-feature-settings: "tnum"; }
.hide { display: none !important; }
.spacer { flex: 1; }

#app { display: grid; grid-template-rows: auto minmax(0, 1fr) var(--drawer-h) 24px; height: 100vh; }
#app:has(.drawer.collapsed) { grid-template-rows: auto minmax(0, 1fr) 40px 24px; }

/* ------------------------------------------------------------ top bar */
.topbar { display: flex; align-items: center; gap: 16px; padding: 0 14px; background: var(--surface-1); border-bottom: 1px solid var(--line); z-index: 5; min-width: 0; min-height: 56px; overflow: hidden; }
.brand { display: flex; align-items: center; gap: 10px; flex: none; }
.logo { width: 30px; height: 30px; padding: 4px; border-radius: 8px; background: var(--surface-3); box-shadow: var(--glow); }
.logo path { fill: none; stroke: var(--accent); stroke-width: 2.4; stroke-linejoin: round; }
.logo circle { fill: var(--accent); }
.brand-name { font-weight: 700; letter-spacing: .18em; font-size: 14px; white-space: nowrap; }
.brand-sub { font-size: 10.5px; color: var(--muted); letter-spacing: .04em; }
.sys { display: flex; align-items: center; gap: 14px; }
.pill { display: inline-flex; align-items: center; gap: 7px; padding: 5px 11px; border-radius: 999px; font: 600 10.5px var(--mono); letter-spacing: .08em; border: 1px solid var(--line-2); background: var(--surface-2); white-space: nowrap; }
.pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); animation: pulse 2s infinite; }
.pill.warn .dot { background: var(--amber); box-shadow: 0 0 8px var(--amber); }
.pill.fault { border-color: var(--red); color: var(--red); }
.pill.fault .dot { background: var(--red); box-shadow: 0 0 10px var(--red); animation: pulse .6s infinite; }
@keyframes pulse { 50% { opacity: .35; } }
.kv { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.kv > label { font-size: 9.5px; letter-spacing: .09em; color: var(--muted); text-transform: uppercase; display: flex; align-items: center; gap: 5px; }
.kv > b { font-size: 12px; font-weight: 600; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sys .kv b { font-size: 12.5px; }
.st-active { color: var(--green) !important; } .st-ready, .st-init { color: var(--amber) !important; } .st-fault, .st-estop { color: var(--red) !important; }
.profiles { display: flex; padding: 3px; gap: 2px; border-radius: 9px; background: var(--surface-3); border: 1px solid var(--line); }
.profiles button { border: 0; background: transparent; padding: 6px 10px; border-radius: 6px; font: 600 10.5px var(--mono); letter-spacing: .07em; color: var(--text-2); cursor: pointer; transition: all .15s; }
.profiles button:hover { color: var(--text); }
.profiles button.on { background: var(--surface-1); color: var(--accent); box-shadow: var(--glow); }
.transport, .tools { display: flex; gap: 6px; align-items: center; }
.user-chip { font-size: 10.5px; color: var(--text-2); padding: 0 4px; max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
a.btn { text-decoration: none; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 30px; padding: 0 11px; border-radius: 7px; border: 1px solid var(--line-2); background: var(--surface-2); color: var(--text); font: 600 10.5px var(--mono); letter-spacing: .07em; cursor: pointer; transition: border-color .15s, background .15s, color .15s; white-space: nowrap; }
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn svg { width: 15px; height: 15px; fill: currentColor; }
.btn.ghost { background: transparent; border-color: transparent; }
.btn.ghost:hover { border-color: var(--line-2); }
.btn.small { height: 25px; padding: 0 9px; font-size: 10px; }
.btn.wide { width: 100%; margin-top: 8px; }
.btn.primary { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
.btn.primary:hover { background: var(--accent); color: var(--surface-1); }
.select { height: 30px; border-radius: 7px; border: 1px solid var(--line-2); background: var(--surface-2); padding: 0 8px; font: 600 11px var(--mono); }
.select.small { height: 24px; font-size: 10.5px; }
.input { height: 26px; border-radius: 6px; border: 1px solid var(--line-2); background: var(--surface-2); padding: 0 8px; }
.estop { height: 34px; padding: 0 16px; border-radius: 8px; border: 2px solid var(--red); background: color-mix(in srgb, var(--red) 14%, transparent); color: var(--red); font: 700 11.5px var(--mono); letter-spacing: .12em; cursor: pointer; transition: all .15s; white-space: nowrap; }
.estop:hover { background: var(--red); color: #fff; }
.estop.on { background: var(--red); color: #fff; box-shadow: 0 0 22px color-mix(in srgb, var(--red) 60%, transparent); animation: pulse 1s infinite; }

/* ------------------------------------------------------------ workspace */
.workspace { display: flex; min-height: 0; min-width: 0; }
.sidebar { position: relative; background: var(--surface-1); display: flex; flex-direction: column; min-height: 0; transition: width .22s ease; }
.sidebar.left { width: var(--left-w); border-right: 1px solid var(--line); }
.sidebar.right { width: var(--right-w); border-left: 1px solid var(--line); }
.sidebar.collapsed { width: 0; }
.sidebar.collapsed > :not(.collapse) { display: none; }
.sidebar .scroll { overflow-y: auto; overflow-x: hidden; padding: 10px 12px 18px; flex: 1; min-height: 0; scrollbar-width: thin; }
.collapse { position: absolute; top: 50%; width: 16px; height: 46px; border: 1px solid var(--line-2); background: var(--surface-2); color: var(--muted); cursor: pointer; z-index: 3; padding: 0; font-size: 12px; }
.sidebar.left .collapse { right: -16px; border-radius: 0 6px 6px 0; border-left: 0; }
.sidebar.right .collapse { left: -16px; border-radius: 6px 0 0 6px; border-right: 0; }
.sidebar.left.collapsed .collapse { transform: scaleX(-1); right: -16px; border-radius: 6px 0 0 6px; }
.sidebar.right.collapsed .collapse { transform: scaleX(-1); }
.collapse:hover { color: var(--accent); }

.sec { border-bottom: 1px solid var(--line); padding: 4px 0 12px; }
.sec > summary { list-style: none; cursor: pointer; font: 700 10.5px var(--mono); letter-spacing: .14em; color: var(--text-2); padding: 8px 0; display: flex; align-items: center; justify-content: space-between; }
.sec > summary::-webkit-details-marker { display: none; }
.sec > summary::after { content: "+"; color: var(--muted); }
.sec[open] > summary::after { content: "–"; }
.sub-h { font: 700 9.5px var(--mono); letter-spacing: .14em; color: var(--muted); margin: 14px 0 6px; }
.hint { color: var(--muted); font-size: 11px; margin: 8px 0 0; }
.row { display: flex; gap: 6px; align-items: center; margin-top: 8px; flex-wrap: wrap; }

.presets { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.presets button { display: flex; flex-direction: column; align-items: center; gap: 3px; padding: 8px 4px 6px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface-2); cursor: pointer; font: 600 9.5px var(--mono); letter-spacing: .1em; color: var(--text-2); transition: all .15s; }
.presets svg, .vp-thumbs svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.presets button:hover, .presets button.on { border-color: var(--accent); color: var(--accent); box-shadow: var(--glow); }
.seg { display: flex; border: 1px solid var(--line-2); border-radius: 8px; overflow: hidden; }
.seg button { flex: 1; border: 0; background: var(--surface-2); padding: 6px 4px; font: 600 9.5px var(--mono); letter-spacing: .08em; color: var(--text-2); cursor: pointer; }
.seg button + button { border-left: 1px solid var(--line-2); }
.seg button.on { background: var(--accent-soft); color: var(--accent); }
.seg.mini { margin-top: 6px; }
.seg.mini button { padding: 4px; }
.toggles { display: grid; gap: 4px; margin-top: 10px; }
.tog { display: flex; align-items: center; gap: 9px; cursor: pointer; font-size: 12px; color: var(--text-2); padding: 2px 0; }
.tog input { display: none; }
.tog .sw { width: 28px; height: 16px; border-radius: 9px; background: var(--surface-4); border: 1px solid var(--line-2); position: relative; flex: none; transition: background .15s; }
.tog .sw::after { content: ""; position: absolute; top: 2px; left: 2px; width: 10px; height: 10px; border-radius: 50%; background: var(--muted); transition: all .15s; }
.tog input:checked + .sw { background: var(--accent-soft); border-color: var(--accent); }
.tog input:checked + .sw::after { left: 14px; background: var(--accent); box-shadow: 0 0 6px var(--accent); }
.tog.small { font: 600 9.5px var(--mono); letter-spacing: .06em; margin-left: auto; }

.modes { display: grid; gap: 2px; }
.mode { display: grid; grid-template-columns: 24px 1fr auto; align-items: center; gap: 6px; text-align: left; border: 1px solid transparent; background: transparent; padding: 6px 8px; border-radius: 7px; cursor: pointer; color: var(--text-2); }
.mode:hover { background: var(--surface-2); color: var(--text); }
.mode.on { background: var(--accent-soft); border-color: var(--accent); color: var(--text); }
.mode .mn { color: var(--muted); font-size: 10px; }
.mode .mp { font-size: 9px; color: var(--muted); letter-spacing: .06em; }
.mode.on .mn, .mode.on .mp { color: var(--accent); }
.mode-sep { height: 1px; background: var(--line); margin: 3px 6px; }
.mode-sep:last-child { display: none; }

.slider { margin: 8px 0 2px; }
.sl-top { display: flex; justify-content: space-between; align-items: center; gap: 6px; }
.sl-label { font-size: 11.5px; color: var(--text-2); display: flex; align-items: center; gap: 5px; min-width: 0; }
.sl-val { display: flex; align-items: center; gap: 4px; }
.sl-val em { font-style: normal; font-size: 10px; color: var(--muted); min-width: 22px; }
.num { width: 64px; height: 22px; border: 1px solid var(--line); border-radius: 5px; background: var(--surface-2); text-align: right; padding: 0 5px; font-size: 11px; }
.num:focus { outline: none; border-color: var(--accent); }
input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 18px; background: transparent; margin: 2px 0 0; cursor: pointer; }
input[type=range]::-webkit-slider-runnable-track { height: 3px; border-radius: 2px; background: var(--surface-4); }
input[type=range]::-moz-range-track { height: 3px; border-radius: 2px; background: var(--surface-4); }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 13px; height: 13px; border-radius: 50%; background: var(--surface-1); border: 2px solid var(--accent); margin-top: -5px; box-shadow: 0 0 6px var(--accent-soft); }
input[type=range]::-moz-range-thumb { width: 10px; height: 10px; border-radius: 50%; background: var(--surface-1); border: 2px solid var(--accent); }
input[type=range]:focus { outline: none; }
.derived { margin-top: 10px; font-size: 10.5px; color: var(--text-2); background: var(--surface-2); border: 1px solid var(--line); border-radius: 7px; padding: 7px 9px; line-height: 1.6; }
.derived b { color: var(--accent); font-weight: 600; }

.tree { font-size: 11.5px; }
.tnode { margin-left: 0; }
.tkids { margin-left: 12px; border-left: 1px dashed var(--line-2); padding-left: 6px; }
.tn { padding: 3px 6px; border-radius: 5px; cursor: pointer; color: var(--text-2); }
.tn:hover { background: var(--surface-2); color: var(--accent); }
.tn.root, .tnode > .tn:not([class*=" "]) { }
.tnode.root > .tn, .tn.root { font: 700 10px var(--mono); letter-spacing: .1em; color: var(--muted); }

/* ------------------------------------------------------------ viewport */
.viewport { position: relative; flex: 1; min-width: 0; overflow: hidden; background: var(--bg); }
#view3d { position: absolute; inset: 0; display: block; touch-action: none; cursor: grab; }
#view3d:active { cursor: grabbing; }
.labels { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.tag { position: absolute; left: 0; top: 0; white-space: nowrap; font: 600 10px var(--mono); letter-spacing: .05em; padding: 3px 7px; border-radius: 5px; background: color-mix(in srgb, var(--surface-1) 82%, transparent); border: 1px solid var(--line-2); color: var(--text); margin: -10px 0 0 6px; backdrop-filter: blur(4px); display: none; }
.tag span { color: var(--text-2); font-weight: 400; margin-left: 6px; }
.tag-leg { border-color: color-mix(in srgb, var(--accent) 55%, transparent); }
.tag-leg b { color: var(--accent); }
.tag-leg.sel { box-shadow: var(--glow); background: var(--accent-soft); }
.tag-wheel { font-size: 9.5px; color: var(--text-2); }
.tag-stab { border-color: color-mix(in srgb, var(--amber) 55%, transparent); color: var(--amber); }
.tag-com { border-color: color-mix(in srgb, var(--amber) 55%, transparent); color: var(--amber); }
.tag-com i { font-style: normal; color: var(--muted); }
.tag-comp { border-color: var(--accent); color: var(--accent); font-size: 9.5px; letter-spacing: .1em; }
.hud { position: absolute; pointer-events: none; }
.hud.tl { top: 12px; left: 14px; }
.hud-title { font: 700 11px var(--mono); letter-spacing: .16em; color: var(--text); }
.hud-sub { font-size: 10px; color: var(--muted); margin-top: 2px; letter-spacing: .08em; }
.hud-sel { margin-top: 8px; font: 600 11px var(--mono); color: var(--accent); }
.hud.tr { top: 12px; right: 14px; text-align: right; }
.legend { display: flex; gap: 12px; justify-content: flex-end; font-size: 10.5px; color: var(--text-2); background: color-mix(in srgb, var(--surface-1) 70%, transparent); padding: 5px 9px; border-radius: 7px; border: 1px solid var(--line); backdrop-filter: blur(6px); }
.legend span { display: inline-flex; align-items: center; gap: 5px; }
.lg { width: 14px; height: 3px; border-radius: 2px; display: inline-block; }
.lg.cyan { background: var(--accent); } .lg.amber { background: var(--amber); }
.lg.dash { background: repeating-linear-gradient(90deg, var(--accent-2) 0 4px, transparent 4px 7px); }
.lg.traj { background: linear-gradient(90deg, var(--accent), var(--amber)); }
.tagkey { margin-top: 6px; font-size: 10px; color: var(--muted); }
.t { display: inline-block; font: 700 8px var(--mono); letter-spacing: .08em; padding: 1px 4px; border-radius: 3px; vertical-align: 1px; font-style: normal; }
.t.meas { color: var(--green); background: color-mix(in srgb, var(--green) 14%, transparent); }
.t.est { color: var(--amber); background: color-mix(in srgb, var(--amber) 14%, transparent); }
.t.sel { color: var(--accent); background: var(--accent-soft); }
.t.hw { color: var(--green); background: color-mix(in srgb, var(--green) 14%, transparent); }
.t.cfg { color: var(--accent); background: var(--accent-soft); }
.t.sim { color: var(--violet); background: color-mix(in srgb, var(--violet) 14%, transparent); }
.hud.bl { left: 14px; bottom: 12px; font-size: 10.5px; color: var(--text-2); background: color-mix(in srgb, var(--surface-1) 75%, transparent); padding: 6px 10px; border-radius: 7px; border: 1px solid var(--line); backdrop-filter: blur(6px); max-width: calc(100% - 120px); }
.hud.bl b { color: var(--text); font-weight: 600; }
.br-note { right: 14px; bottom: 12px; font: 600 9px var(--mono); letter-spacing: .14em; color: var(--muted); }
.pip-frame { position: absolute; display: none; pointer-events: none; border: 1px solid var(--accent); border-radius: 6px; box-shadow: var(--glow); }
.pip-frame.on { display: block; }
.pip-frame span { position: absolute; top: 5px; left: 7px; font: 600 9px var(--mono); letter-spacing: .1em; color: var(--accent); }
.pip-frame.on ~ .br-note { display: none; }
.vp-thumbs { position: absolute; top: 74px; right: 14px; display: flex; flex-direction: column; gap: 4px; }
.vp-thumbs button { width: 34px; height: 34px; border-radius: 8px; border: 1px solid var(--line); background: color-mix(in srgb, var(--surface-1) 80%, transparent); color: var(--text-2); cursor: pointer; display: grid; place-items: center; backdrop-filter: blur(6px); }
.vp-thumbs svg { width: 18px; height: 18px; }
.vp-thumbs button:hover, .vp-thumbs button.on { color: var(--accent); border-color: var(--accent); }

/* ------------------------------------------------------------ right sidebar */
.tabs { display: flex; flex-wrap: wrap; gap: 2px; padding: 8px 10px 0; border-bottom: 1px solid var(--line); background: var(--surface-1); }   /* long translations: a second row */
.tabs button[data-tab] { border: 0; background: transparent; padding: 8px 8px; font: 700 10px var(--mono); letter-spacing: .1em; color: var(--muted); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; }
.tabs button[data-tab]:hover { color: var(--text); }
.tabs button[data-tab].on { color: var(--accent); border-bottom-color: var(--accent); }
.tabs button b { display: inline-block; min-width: 16px; padding: 0 4px; border-radius: 8px; background: var(--surface-3); color: var(--text-2); font-size: 9px; margin-left: 3px; }
#faultCount { background: var(--red); color: #fff; }
.tab { display: none; }
.tab.on { display: block; }
.stale { display: none; padding: 8px 10px; border-radius: 7px; margin-bottom: 8px; border: 1px solid var(--red); color: var(--red); font: 700 10px var(--mono); letter-spacing: .08em; background: color-mix(in srgb, var(--red) 10%, transparent); }
.stale.on { display: block; animation: pulse 1.2s infinite; }

.card { background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 9px 10px; margin-bottom: 8px; cursor: pointer; transition: border-color .15s, box-shadow .15s; }
.card:hover { border-color: var(--line-2); }
.card.sel { border-color: var(--accent); box-shadow: var(--glow); }
.card-h { display: flex; align-items: center; gap: 7px; margin-bottom: 6px; }
.card-h > b { font-size: 11.5px; letter-spacing: .06em; color: var(--accent); }
.cname { font-size: 10.5px; color: var(--muted); flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chip { font: 700 9px var(--mono); letter-spacing: .07em; padding: 2px 6px; border-radius: 4px; background: var(--surface-4); color: var(--text-2); white-space: nowrap; }
.chip.ok { color: var(--green); background: color-mix(in srgb, var(--green) 14%, transparent); }
.chip.warn, .chip.amber { color: var(--amber); background: color-mix(in srgb, var(--amber) 14%, transparent); }
.chip.bad { color: var(--red); background: color-mix(in srgb, var(--red) 14%, transparent); }
.chip.swing { color: var(--violet); background: color-mix(in srgb, var(--violet) 14%, transparent); }
.cdot { width: 9px; height: 9px; border-radius: 50%; border: 1.5px solid var(--muted); flex: none; }
.cdot.on { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 6px var(--accent); }
.cdot.on.amber { background: var(--amber); border-color: var(--amber); box-shadow: 0 0 6px var(--amber); }
.card-b { display: grid; grid-template-columns: 84px 1fr; gap: 8px; align-items: start; }
.legsvg svg { width: 84px; height: auto; display: block; }
.sv-g { stroke: var(--muted); stroke-width: 1; }
.sv-ref { stroke: var(--muted); stroke-width: .7; stroke-dasharray: 2 2; }
.sv-arc { fill: none; stroke: var(--amber); stroke-width: 1.4; }
.sv-arc2 { fill: none; stroke: var(--violet); stroke-width: 1.4; }
.sv-l1 { stroke: var(--text); stroke-width: 3.2; stroke-linecap: round; }
.sv-l2 { stroke: var(--text-2); stroke-width: 2.6; stroke-linecap: round; }
.sv-f { stroke: var(--muted); stroke-width: 1.5; }
.sv-w { fill: var(--surface-4); stroke: var(--text-2); stroke-width: 1.2; }
.sv-hub { fill: var(--accent-soft); stroke: var(--accent); stroke-width: 1; }
.sv-j { fill: var(--surface-1); stroke: var(--accent); stroke-width: 1.4; }
.sv-t { font: 600 7.5px var(--mono); fill: var(--amber); }
.sv-t2 { font: 600 7.5px var(--mono); fill: var(--violet); }
.jt { width: 100%; border-collapse: collapse; font-size: 10.5px; }
.jt th { font-size: 8.5px; font-weight: 600; color: var(--muted); letter-spacing: .08em; text-align: right; padding: 1px 3px 3px; }
.jt th:first-child, .jt td.jn { text-align: left; }
.jt td { text-align: right; padding: 2.5px 3px; border-top: 1px solid var(--line); color: var(--text); }
.jt td.jn { color: var(--text-2); font-size: 9.5px; }
.jt tr.jrow:hover td { background: var(--accent-fill); }
.jt td.bar { position: relative; width: 44px; }
.jt td.bar::before { content: ""; position: absolute; left: 50%; top: 4px; bottom: 4px; width: 1px; background: var(--line-2); }
.jt td.bar i { position: absolute; top: 6px; height: 5px; border-radius: 2px; background: var(--accent); }
.jt td.bar i.sat { background: var(--amber); }
.wheelrow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px 8px; margin-top: 8px; padding-top: 7px; border-top: 1px solid var(--line); }
.wheelrow .kv > b { font-size: 11px; }
.wheelrow .kv > label { font-size: 8.5px; }
.good { color: var(--green) !important; } .warnc { color: var(--amber) !important; } .bad { color: var(--red) !important; }

.chips { display: flex; gap: 4px; flex-wrap: wrap; }
.chips button { border: 1px solid var(--line-2); background: var(--surface-2); padding: 4px 9px; border-radius: 6px; font: 600 10px var(--mono); letter-spacing: .06em; color: var(--text-2); cursor: pointer; }
.chips button.on { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.note { font-size: 11px; color: var(--text-2); background: var(--surface-2); border-left: 2px solid var(--accent); padding: 7px 9px; border-radius: 0 6px 6px 0; margin: 10px 0; }
.check { display: flex; align-items: center; gap: 7px; margin: 6px 0; cursor: pointer; font: 700 10.5px var(--mono); letter-spacing: .08em; }
.check em { font: 400 11px var(--font); color: var(--muted); letter-spacing: 0; }
.check input { accent-color: var(--accent); }
.jedit { border: 1px solid var(--line); border-radius: 8px; padding: 2px 9px 8px; margin-bottom: 6px; background: var(--surface-2); transition: border-color .15s; }
.jedit.sel { border-color: var(--accent); }
.jmeter { position: relative; height: 6px; margin: 2px 0 4px; border-radius: 3px; background: var(--surface-4); }
.jmeter i { position: absolute; top: -2px; width: 3px; height: 10px; border-radius: 2px; transform: translateX(-1px); transition: left .08s linear; }
.jmeter i.act { background: var(--accent); box-shadow: 0 0 6px var(--accent); }
.jmeter i.tgt { background: var(--amber); width: 2px; }
.jro { font-size: 10px; color: var(--muted); }
.jro b { color: var(--text); font-weight: 600; }
.mini-chart, .plot { background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 7px 8px; margin-top: 8px; display: flex; flex-direction: column; min-height: 0; }
.mc-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; font: 700 9.5px var(--mono); letter-spacing: .1em; color: var(--muted); margin-bottom: 4px; }
#jointChart { width: 100%; height: 150px; }
.diagram { width: 100%; height: 300px; display: block; background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius); }
#balanceCanvas { height: 250px; }
.ramp { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.wro { display: flex; flex-wrap: wrap; gap: 4px 10px; font-size: 10px; color: var(--muted); margin-top: 6px; }
.wro b { color: var(--text); }
.wro .st { margin-left: auto; font-weight: 700; letter-spacing: .08em; }
.wro .st.drive { color: var(--accent); } .wro .st.brake { color: var(--amber); } .wro .st.idle { color: var(--muted); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px; margin-top: 8px; }
.dpad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 5px; margin-top: 8px; }
.dpad button { border: 1px solid var(--line-2); background: var(--surface-2); border-radius: 7px; padding: 8px 4px; font: 700 9.5px var(--mono); letter-spacing: .08em; color: var(--text-2); cursor: pointer; }
.dpad button:hover { border-color: var(--amber); color: var(--amber); }
.dpad [data-push=FWD] { grid-column: 2; }
.dpad [data-push=LEFT] { grid-column: 1; grid-row: 2; }
.dpad [data-push=RANDOM] { grid-column: 2; grid-row: 2; color: var(--amber); }
.dpad [data-push=RIGHT] { grid-column: 3; grid-row: 2; }
.dpad [data-push=BACK] { grid-column: 2; grid-row: 3; }

/* ------------------------------------------------------------ drawer */
.drawer { position: relative; background: var(--surface-1); border-top: 1px solid var(--line); display: flex; flex-direction: column; min-height: 0; }
.drawer-handle { position: absolute; top: -4px; left: 0; right: 0; height: 8px; cursor: ns-resize; z-index: 4; }
.drawer-handle:hover { background: linear-gradient(transparent 3px, var(--accent) 3px 5px, transparent 5px); }
.drawer-tabs { align-items: center; padding-top: 4px; }
.drawer-body { flex: 1; min-height: 0; overflow: hidden; }
.drawer-body > .tab { height: 100%; overflow: auto; padding: 10px 14px; }
.drawer.collapsed .drawer-body, .drawer.collapsed .drawer-handle { display: none; }
#btnDrawer { transition: transform .2s; }
.drawer.collapsed #btnDrawer { transform: rotate(180deg); }

.fw { display: grid; grid-template-columns: 210px minmax(0, 1fr) 270px; gap: 10px; height: 100%; }
#dFirmware { padding: 8px 10px; overflow: hidden; }
.fw-tree { background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 8px; overflow: auto; }
.fw-root { font-size: 10px; color: var(--muted); padding: 2px 4px 6px; }
.fw-item { display: flex; align-items: center; gap: 7px; width: 100%; border: 0; background: transparent; padding: 5px 6px; border-radius: 6px; font-size: 11px; color: var(--text-2); cursor: pointer; text-align: left; }
.fw-item:hover { background: var(--surface-3); color: var(--text); }
.fw-item.on { background: var(--accent-soft); color: var(--accent); }
.ext { font-size: 8px; font-weight: 700; padding: 1px 3px; border-radius: 3px; min-width: 24px; text-align: center; }
.ext.cpp { color: var(--accent); background: var(--accent-soft); } .ext.h { color: var(--violet); background: color-mix(in srgb, var(--violet) 14%, transparent); }
.fw-editor { display: flex; flex-direction: column; min-width: 0; min-height: 0; background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.fw-bar { display: flex; align-items: center; gap: 10px; padding: 6px 8px; border-bottom: 1px solid var(--line); background: var(--surface-3); }
.fw-file { font-weight: 600; color: var(--accent); font-size: 11.5px; }
.fw-desc { font-size: 11px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fw-warn { font-size: 10.5px; color: var(--amber); padding: 5px 10px; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--amber) 7%, transparent); }
.code { margin: 0; padding: 8px 0; overflow: auto; flex: 1; font: 11.5px/1.55 var(--mono); tab-size: 2; color: var(--text); background: var(--surface-2); }
.code .ln { display: inline-block; width: 46px; padding-right: 12px; text-align: right; color: var(--muted); opacity: .6; user-select: none; }
.c-com { color: #6f8a73; font-style: italic; }
:root[data-theme="light"] .c-com { color: #5c7a62; }
.c-str { color: #e6a86b; } :root[data-theme="light"] .c-str { color: #b45f12; }
.c-pre { color: var(--violet); }
.c-num { color: #f78c6c; } :root[data-theme="light"] .c-num { color: #c2481f; }
.c-kw { color: var(--accent); font-weight: 600; }
.c-type { color: #c3a6ff; } :root[data-theme="light"] .c-type { color: #6a3fc8; }
.c-const { color: var(--amber); }
.c-fn { color: #82e0aa; } :root[data-theme="light"] .c-fn { color: #0e8a57; }
.fw-status { background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 0 10px 10px; overflow: auto; }
.fw-status .kv, .kvlist .kv { display: grid; grid-template-columns: 1fr; padding: 5px 0; border-bottom: 1px solid var(--line); gap: 2px; }
.fw-status .kv b, .kvlist .kv b { font-size: 11px; white-space: normal; }
.fw-status select { width: 100%; }

.plots { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; height: 100%; }
.plot { margin: 0; height: 100%; }
.plot canvas { flex: 1; width: 100%; min-height: 0; }

.ev-bar { display: flex; gap: 10px; align-items: center; margin-bottom: 8px; }
.events { font-size: 11px; background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius); height: calc(100% - 40px); overflow: auto; padding: 4px 0; }
.ev { display: grid; grid-template-columns: 78px 50px 1fr; gap: 8px; padding: 2px 10px; }
.ev:hover { background: var(--surface-3); }
.ev-t { color: var(--muted); } .ev-l { font-weight: 700; font-size: 9.5px; letter-spacing: .06em; padding-top: 1px; }
.ev.info .ev-l { color: var(--text-2); } .ev.ok .ev-l { color: var(--green); } .ev.warn .ev-l { color: var(--amber); } .ev.fault .ev-l { color: var(--red); }
.ev.fault .ev-m { color: var(--red); } .ev.warn .ev-m { color: var(--amber); }

.safety { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 14px; }
.saf-col { min-width: 0; }
.fault-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 6px; margin-top: 8px; }
.fault { display: grid; grid-template-columns: 12px 1fr; grid-template-rows: auto auto; align-items: center; column-gap: 8px; text-align: left; border: 1px solid var(--line-2); background: var(--surface-2); border-radius: 8px; padding: 7px 9px; cursor: pointer; color: var(--text); font-size: 11.5px; }
.fault em { grid-column: 2; font-style: normal; font: 600 9px var(--mono); letter-spacing: .08em; color: var(--muted); }
.fdot { width: 9px; height: 9px; border-radius: 50%; border: 1.5px solid var(--muted); grid-row: 1 / span 2; }
.fault:hover { border-color: var(--amber); }
.fault.on { border-color: var(--red); background: color-mix(in srgb, var(--red) 10%, transparent); }
.fault.on .fdot { background: var(--red); border-color: var(--red); box-shadow: 0 0 8px var(--red); animation: pulse .8s infinite; }
.fault.estopf { border-color: color-mix(in srgb, var(--red) 50%, transparent); }
.steps { margin: 8px 0; padding-left: 0; list-style: none; counter-reset: s; }
.steps li { counter-increment: s; display: flex; align-items: center; gap: 9px; padding: 5px 0; color: var(--text-2); }
.steps li::before { content: counter(s); width: 20px; height: 20px; border-radius: 50%; border: 1px solid var(--line-2); display: grid; place-items: center; font: 700 10px var(--mono); flex: none; }
.steps li.todo { color: var(--amber); } .steps li.todo::before { border-color: var(--amber); color: var(--amber); box-shadow: 0 0 8px color-mix(in srgb, var(--amber) 40%, transparent); }
.steps li.done { color: var(--green); } .steps li.done::before { content: "✓"; border-color: var(--green); color: var(--green); }
.disclaimer { margin-top: 12px; font-size: 11px; color: var(--muted); border: 1px dashed var(--line-2); border-radius: 8px; padding: 8px 10px; }
.diag { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 8px; }
.diag .kv { background: var(--surface-2); border: 1px solid var(--line); border-radius: 8px; padding: 7px 9px; }
.diag .kv b { font-size: 12px; }
.model { max-width: 1100px; }
.mcol { columns: 2 420px; column-gap: 28px; font-size: 12px; color: var(--text-2); }
.mcol h4 { font: 700 10.5px var(--mono); letter-spacing: .12em; color: var(--accent); margin: 4px 0 4px; break-after: avoid; }
.mcol p { margin: 0 0 12px; break-inside: avoid; }
.mcol code { font: 11px var(--mono); color: var(--text); background: var(--surface-3); padding: 1px 4px; border-radius: 4px; }

/* ------------------------------------------------------------ modal, boot */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.45); display: grid; place-items: center; z-index: 20; backdrop-filter: blur(3px); }
.modal[hidden] { display: none; }
.modal-card { width: min(460px, 92vw); background: var(--surface-1); border: 1px solid var(--line-2); border-radius: 12px; padding: 14px 16px; box-shadow: var(--shadow); }
.modal-head, .modal-foot { display: flex; justify-content: space-between; align-items: center; }
.modal-head b { font: 700 11px var(--mono); letter-spacing: .14em; }
.modal-foot { justify-content: flex-end; margin-top: 12px; }
.boot { position: fixed; inset: 0; display: grid; place-items: center; background: var(--bg); z-index: 30; transition: opacity .4s; }
.boot div { display: flex; flex-direction: column; align-items: center; gap: 8px; max-width: 420px; text-align: center; }
.boot b { font: 700 18px var(--mono); letter-spacing: .3em; color: var(--accent); }
.boot span { color: var(--muted); }
.boot.gone { opacity: 0; pointer-events: none; }

/* ------------------------------------------------------------ responsive */
@media (max-width: 1500px) { :root { --right-w: 360px; --left-w: 260px; } }
/* the top bar on one line: js/topbar.js adds fit-1 … fit-9 one by one while its contents do not fit */
.topbar.fit-1 .brand-sub { display: none; }
.topbar.fit-2 .sys .kv:nth-child(3), .topbar.fit-2 .sys .kv:nth-child(4) { display: none; }   /* FPS, CTRL */
.topbar.fit-3 .user-chip { display: none; }
.topbar.fit-4 .transport .btn span { display: none; }
.topbar.fit-5 .sys .kv, .topbar.fit-5 .pill > span { display: none; }                          /* status light only */
.topbar.fit-6 { gap: 10px; }
.topbar.fit-6 .profiles button { padding: 6px 7px; }
.topbar.fit-7 .btn.support span { display: none; }
.topbar.fit-8 .brand-co { display: none; }                                                      /* STRIDE LAB */
.topbar.fit-9 #btnGait span { display: none; }
.topbar.fit-9 .profiles button { padding: 6px 5px; letter-spacing: .03em; }
.topbar.fit-wrap { flex-wrap: wrap; row-gap: 6px; padding-top: 6px; padding-bottom: 6px; }    /* still too wide: a second line */
@media (max-width: 1280px) { .sys .kv:nth-child(3) { display: none; } .legend { display: none; } .fw { grid-template-columns: 170px minmax(0,1fr); } .fw-status { display: none; } .plots { grid-template-columns: 1fr 1fr; } .safety { grid-template-columns: 1fr 1fr; } }
@media (max-width: 1050px) { .profiles button { padding: 6px 6px; } .sys .kv { display: none; } }
@media (max-width: 860px) {
  body { overflow: auto; }
  #app { display: block; height: auto; }
  .topbar { flex-wrap: wrap; height: auto; padding: 8px 10px; gap: 8px; }
  .workspace { flex-direction: column; }
  .viewport { height: 58vh; flex: none; }
  .sidebar.left, .sidebar.right { width: 100% !important; border: 0; border-top: 1px solid var(--line); }
  .sidebar .scroll { max-height: none; }
  .collapse { display: none; }
  .drawer { height: 70vh; }
  .fw { grid-template-columns: 1fr; } .fw-tree { max-height: 130px; }
  .plots, .safety { grid-template-columns: 1fr; }
  .plot { height: 220px; }
  .vp-thumbs { top: 60px; }
  /* simulator page: the running simulation first, under a one-line bar that stays at the top (swipe it sideways
   * for the rest of its buttons); the side panels follow below it */
  #app > .topbar, #app > .topbar.fit-wrap { position: sticky; top: 0; z-index: 30; flex-wrap: nowrap; gap: 8px; padding: 6px 10px; min-height: 0;
    overflow-x: auto; overflow-y: hidden; scrollbar-width: none; overscroll-behavior-x: contain; }
  #app > .topbar::-webkit-scrollbar { display: none; }
  #app > .topbar .brand-sub { display: none; }
  #app .workspace > .viewport { order: -1; }
}

.nowebgl { position: absolute; inset: 0; display: grid; place-content: center; gap: 8px; text-align: center; padding: 40px; background:
  repeating-linear-gradient(0deg, transparent 0 39px, var(--grid) 39px 40px), repeating-linear-gradient(90deg, transparent 0 39px, var(--grid) 39px 40px); }
.nowebgl b { font: 700 13px var(--mono); letter-spacing: .2em; color: var(--amber); }
.nowebgl span { max-width: 460px; color: var(--text-2); margin: 0 auto; }
.no-webgl .hud.tr, .no-webgl .vp-thumbs, .no-webgl .br-note { display: none; }

/* ------------------------------------------------------------ mini-map */
.minimap { position: absolute; top: 74px; right: 58px; width: 236px; background: color-mix(in srgb, var(--surface-1) 86%, transparent); border: 1px solid var(--line-2); border-radius: 10px; padding: 6px; backdrop-filter: blur(6px); box-shadow: var(--shadow); }
.minimap.off { display: none; }
.mm-head { display: flex; align-items: center; gap: 6px; font: 700 9.5px var(--mono); letter-spacing: .14em; color: var(--text-2); margin-bottom: 4px; }
.mm-head .mm-range { margin-left: auto; color: var(--muted); letter-spacing: .04em; }
.mm-head button { width: 20px; height: 20px; border-radius: 5px; border: 1px solid var(--line-2); background: var(--surface-2); color: var(--text); cursor: pointer; line-height: 1; padding: 0; }
.mm-head button:hover { border-color: var(--accent); color: var(--accent); }
#minimap { width: 222px; height: 222px; display: block; border-radius: 6px; cursor: crosshair; }
.mm-legend { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 2px 6px; margin-top: 5px; font-size: 9.5px; color: var(--muted); }
.mm-legend span { display: inline-flex; align-items: center; gap: 4px; }
.mm-legend i { width: 10px; height: 10px; display: inline-block; border-radius: 2px; }
.mm-tall { background: #ff2d6f; } .mm-low { border: 2px solid #ffb300; } .mm-kerb { background: rgba(213, 0, 249, .4); border: 2px solid #d500f9; } .mm-ramp { background: linear-gradient(90deg, transparent, #00e676); } .mm-stairs { background: repeating-linear-gradient(90deg, #00b8ff 0 2px, transparent 2px 4px); }
@media (max-width: 1280px) { .minimap { width: 180px; } #minimap { width: 166px; height: 166px; } }
.no-webgl .minimap { top: 12px; right: 12px; }

/* ------------------------------------------------------------ footer */
.footer { display: flex; align-items: center; justify-content: center; padding: 0 14px; background: var(--surface-1); border-top: 1px solid var(--line); font-size: 10.5px; color: var(--muted); letter-spacing: .02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.footer a { color: var(--text-2); text-decoration: none; }
.footer a:hover { color: var(--accent); }
.boot::after { content: "Copyright 2026 Reinaldo R. Yañez Arrey @ redmouse.ai - rei.yanez@gmail.com"; position: absolute; bottom: 14px; left: 0; right: 0; text-align: center; font-size: 10.5px; color: var(--muted); }
@media (max-width: 860px) { .footer { height: auto; padding: 8px 10px; white-space: normal; text-align: center; } }

/* ------------------------------------------------------------ language, support, sharing */
.lang-sel { max-width: 112px; }
.btn.support { border-color: color-mix(in srgb, var(--red) 55%, var(--line-2)); color: var(--text); }
.btn.support svg { fill: var(--red); }
.btn.support:hover { border-color: var(--red); color: var(--red); }
.row .grow { flex: 1; min-width: 0; margin: 0; align-self: center; }

/* ------------------------------------------------------------ welcome screen (drawn over the running simulator) */
.landing { position: fixed; inset: 0; z-index: 25; display: grid; place-items: center; padding: 18px; background: color-mix(in srgb, var(--bg) 55%, transparent); backdrop-filter: blur(5px); overflow: auto; }
.landing[hidden] { display: none; }
.landing-card { width: min(780px, 100%); max-height: calc(100vh - 36px); display: flex; flex-direction: column; background: var(--surface-1); border: 1px solid var(--line-2); border-radius: 14px; box-shadow: var(--shadow), var(--glow); overflow: hidden; }
.landing-head { display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.landing-head .brand { min-width: 0; }
.land-live { display: inline-flex; align-items: center; gap: 7px; font: 600 9.5px var(--mono); letter-spacing: .1em; color: var(--muted); }
.land-live .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); animation: pulse 2s infinite; }
.landing-body { padding: 4px 22px 10px; overflow: auto; line-height: 1.55; color: var(--text-2); }
.landing-body h1 { font-size: 21px; line-height: 1.25; color: var(--text); margin: 16px 0 10px; letter-spacing: -.01em; }
.landing-body h2 { font-size: 13px; color: var(--text); margin: 0 0 6px; letter-spacing: .02em; }
.landing-body p { margin: 0 0 10px; }
.landing-body b, .landing-body em { color: var(--text); }
.landing-body a { color: var(--accent); }
.land-call { color: var(--text); font-weight: 600; margin-top: 14px !important; }
.land-more { margin: 0 0 14px; gap: 6px; }
.landing-body .donate { scroll-margin-top: 10px; }
.land-gait { margin-top: 12px; padding: 10px 12px; border: 1px solid var(--accent); border-radius: var(--radius); background: var(--accent-soft); }
.land-gait p { margin: 0 0 8px !important; }
.land-gait b { color: var(--accent); }
.land-gait .btn { white-space: normal; height: auto; min-height: 30px; padding: 6px 11px; text-align: center; max-width: 100%; }
.land-ways { margin: 0; padding: 0; list-style: none; counter-reset: way; display: grid; gap: 10px; }
.land-ways > li { counter-increment: way; position: relative; padding: 12px 14px 4px 50px; background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius); }
.land-ways > li::before { content: counter(way); position: absolute; left: 14px; top: 11px; width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font: 700 12px var(--mono); color: var(--accent); background: var(--accent-soft); border: 1px solid var(--accent); }
.donate { display: grid; gap: 8px; padding-bottom: 10px; }
.don-opt { display: flex; align-items: flex-start; gap: 16px; padding: 10px 12px; background: var(--surface-1); border: 1px solid var(--line); border-radius: var(--radius); }
.don-main { flex: 1; min-width: 0; }
.don-opt h3 { font-size: 12.5px; color: var(--text); margin: 0 0 2px; }
.don-note { font-size: 12px; margin: 0 0 8px !important; color: var(--muted); }
.don-btns { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.pp-btn { display: inline-flex; align-items: center; gap: 8px; height: 40px; padding: 0 18px; border-radius: 20px; background: #ffc439; color: #111 !important; font: 700 14px var(--font); text-decoration: none; box-shadow: 0 2px 0 rgba(0,0,0,.25); }
.pp-btn svg { width: 18px; height: 18px; fill: #003087; }
.pp-btn:hover { filter: brightness(1.05); }
.pp-me { font: 600 12.5px var(--mono); }
.don-crypto { display: grid; gap: 8px; padding: 10px; border: 1px solid var(--line-2); border-radius: var(--radius); background: var(--surface-1); }
.don-crypto .don-sec { margin: 0 2px; font: 700 10.5px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--text-2); }
.don-crypto .don-opt { background: var(--surface-2); }
.don-warn { margin: 0 !important; padding: 6px 12px; font-size: 12px; color: var(--amber, #f5b942); border: 1px solid currentColor; border-radius: var(--radius); background: rgba(245,185,66,.08); }
.mp-form { display: grid; gap: 8px; max-width: 420px; }
.mp-freq { max-width: 260px; }
.mp-amounts { display: flex; gap: 6px; flex-wrap: wrap; }
.mp-amt { flex: 1 1 90px; height: 32px; border-radius: 8px; border: 1px solid var(--line-2); background: var(--surface-2); color: var(--text); font: 600 12.5px var(--mono); cursor: pointer; }
.mp-amt.on { border-color: #009ee3; background: rgba(0,158,227,.16); color: var(--text); }
.mp-other { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); }
.mp-other .input { width: 140px; height: 30px; font: 500 12.5px var(--mono); color: var(--text); }
.mp-btn { justify-self: start; display: inline-flex; align-items: center; height: 40px; padding: 0 18px; border: 0; border-radius: 20px; background: #009ee3; color: #fff; font: 700 14px var(--font); cursor: pointer; box-shadow: 0 2px 0 rgba(0,0,0,.25); }
.mp-btn:hover { filter: brightness(1.06); }
.mp-btn:disabled { opacity: .6; cursor: progress; }
.mp-err { margin: 0 !important; font-size: 12px; color: var(--red, #ff6b6b); }
.mp-credit { margin: 6px 0 0 !important; font-size: 10px; }
.mp-credit a { color: var(--muted); text-decoration: none; }
.don-bank { display: grid; gap: 6px; }
.don-bank .don-addr label { min-width: 118px; }
.don-bank .don-addr code { word-break: normal; overflow-wrap: anywhere; }   /* names and IBAN groups wrap whole */
.don-opt .don-qr { flex: none; }
.don-bmc { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.bmc-btn { display: inline-flex; align-items: center; gap: 8px; height: 40px; padding: 0 16px; border-radius: 9px; background: #ffdd00; color: #111 !important; font: 700 14px var(--font); text-decoration: none; box-shadow: 0 2px 0 rgba(0,0,0,.25); }
.bmc-btn svg { width: 20px; height: 20px; fill: none; stroke: #111; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.bmc-btn:hover { filter: brightness(1.05); }
.don-qr { width: 132px; height: 132px; border-radius: 8px; background: #fff; padding: 6px; object-fit: contain; }
.don-addr { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.don-addr label { font: 600 11px var(--mono); letter-spacing: .05em; color: var(--text); white-space: nowrap; }
.don-addr code { font: 500 11.5px var(--mono); color: var(--text); background: var(--surface-3); border: 1px solid var(--line); border-radius: 6px; padding: 4px 8px; word-break: break-all; user-select: all; flex: 1; min-width: 180px; }
.don-addr .btn.done { border-color: var(--green); color: var(--green); }
.landing-foot { display: flex; align-items: center; gap: 8px; padding: 12px 18px; border-top: 1px solid var(--line); flex-wrap: wrap; }
.land-account { font-size: 12px; color: var(--muted); }
.land-account a { color: var(--accent); text-decoration: none; }
.landing-copy { padding: 0 18px 10px; font-size: 10.5px; color: var(--muted); text-align: center; }
.landing-copy a { color: var(--text-2); text-decoration: none; }
@media (max-width: 600px) {
  .landing { padding: 8px; place-items: start center; }
  .landing-card { max-height: none; }
  .landing-body { padding: 4px 14px 8px; }
  .land-ways > li { padding-left: 14px; padding-top: 42px; }
  .don-opt { flex-wrap: wrap; }
  .don-main { flex-basis: 200px; }                                  /* the QR code goes below rather than squeeze it */
  .don-bank .don-addr { gap: 4px 8px; }
  .don-bank .don-addr label { min-width: 0; flex-basis: 100%; }    /* label above, value and COPY below */
  .don-bank .don-addr code { min-width: 0; }
  .landing-foot .btn { flex: 1 1 100%; }
  .land-live { display: none; }
}
/* translated labels can be longer or use CJK characters: keep buttons and tabs on one line */
.profiles button, .tabs button, .seg button, .btn { white-space: nowrap; }
/* ?help=1 (from the story page): the thank-you note */
.help-note { position: fixed; left: 50%; top: 62px; transform: translateX(-50%); z-index: 45; width: min(560px, calc(100% - 24px)); display: flex; align-items: center; gap: 12px; padding: 10px 12px 10px 14px; border-radius: 10px; font-size: 12.5px; line-height: 1.45; color: var(--text); background: var(--surface-1); border: 1px solid var(--accent); box-shadow: var(--shadow); }
.help-note span { flex: 1; }