/* ProtoTRAK Sim — "air" interface: frosted glass floating over the 3D lab. OFL type only (IBM Plex). */
@font-face { font-family: 'Plex Sans'; src: url(assets/fonts/IBMPlexSans-wght.woff2) format('woff2'); font-weight: 100 700; font-display: swap; }
@font-face { font-family: 'Plex Sans Cond'; src: url(assets/fonts/IBMPlexSans-wdth.woff2) format('woff2'); font-weight: 100 700; font-stretch: 85% 100%; font-display: swap; }
@font-face { font-family: 'Plex Mono'; src: url(assets/fonts/IBMPlexMono-400.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Plex Mono'; src: url(assets/fonts/IBMPlexMono-500.woff2) format('woff2'); font-weight: 500; font-display: swap; }

:root {
  --bg: #dfe5ea;
  --ink: #15191c;
  --ink-2: #4c565f;
  --ink-3: #7b858d;
  --glass: rgba(250, 252, 253, 0.58);
  --glass-strong: rgba(252, 253, 254, 0.8);
  --hair: rgba(255, 255, 255, 0.75);
  --edge: rgba(20, 30, 40, 0.08);
  --shadow: 0 10px 40px rgba(24, 38, 52, 0.12), 0 1px 2px rgba(24, 38, 52, 0.08);
  --accent: #d9581f;         /* safety orange, used sparingly */
  --accent-ink: #a8400f;     /* for small text on light glass (4.5:1) */
  --teal: #557380;           /* the machine's own paint */
  --go: #1f8a57;
  --stop: #c8322a;
  --caution: #c98a12;
  --radius: 18px;
  --sans: 'Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --cond: 'Plex Sans Cond', 'Plex Sans', system-ui, sans-serif;
  --mono: 'Plex Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  --safe-t: env(safe-area-inset-top, 0px);
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-l: env(safe-area-inset-left, 0px);
  --safe-r: env(safe-area-inset-right, 0px);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #101417; --ink: #eef2f4; --ink-2: #aab4bb; --ink-3: #7c878f;
    --glass: rgba(26, 32, 37, 0.58); --glass-strong: rgba(28, 34, 39, 0.82);
    --hair: rgba(255, 255, 255, 0.1); --edge: rgba(0, 0, 0, 0.3);
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.35), 0 1px 2px rgba(0, 0, 0, 0.3);
    --accent-ink: #f08a55;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #101417; --ink: #eef2f4; --ink-2: #aab4bb; --ink-3: #7c878f;
    --glass: rgba(26, 32, 37, 0.58); --glass-strong: rgba(28, 34, 39, 0.82);
    --hair: rgba(255, 255, 255, 0.1); --edge: rgba(0, 0, 0, 0.3);
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.35), 0 1px 2px rgba(0, 0, 0, 0.3);
    --accent-ink: #f08a55;
  color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; height: 100%; overflow: hidden; background: var(--bg); color: var(--ink); font: 14px/1.45 var(--sans); -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; }
button { font: inherit; color: inherit; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 50; background: var(--ink); color: var(--bg); padding: 8px 12px; border-radius: 8px; }
.skip:focus { left: 12px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.stage { position: fixed; inset: 0; touch-action: none; }
.stage-canvas { display: block; }

.glass {
  background: var(--glass);
  -webkit-backdrop-filter: blur(22px) saturate(1.5);
  backdrop-filter: blur(22px) saturate(1.5);
  border: 1px solid var(--hair);
  box-shadow: var(--shadow), inset 0 0 0 0.5px var(--edge);
  border-radius: var(--radius);
}

/* top bar */
.topbar { position: fixed; top: calc(12px + var(--safe-t)); left: calc(12px + var(--safe-l)); right: calc(12px + var(--safe-r)); height: 52px; display: flex; align-items: center; gap: 12px; padding: 0 8px 0 16px; z-index: 10; }
.brand { display: flex; align-items: baseline; gap: 8px; white-space: nowrap; }
.brand-mark { width: 10px; height: 10px; border-radius: 3px; background: var(--accent); align-self: center; box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent); }
.brand-name { font-weight: 600; letter-spacing: -0.01em; }
.brand-model { font: 500 11px/1 var(--mono); color: var(--ink-3); letter-spacing: 0.06em; }
.modes { flex: 1; display: flex; justify-content: center; gap: 2px; }
.mode { border: 0; background: none; padding: 8px 14px; border-radius: 12px; cursor: pointer; color: var(--ink-2); font-weight: 500; white-space: nowrap; }
.mode:hover { background: color-mix(in srgb, var(--ink) 6%, transparent); color: var(--ink); }
.mode[aria-current="page"] { background: var(--glass-strong); color: var(--ink); box-shadow: 0 1px 3px rgba(0,0,0,.08), inset 0 0 0 0.5px var(--edge); }
.mode .n { font: 500 10px var(--mono); color: var(--ink-3); margin-right: 6px; }
.tools { display: flex; gap: 4px; }
.icon-btn { width: 38px; height: 38px; border-radius: 12px; border: 0; background: none; cursor: pointer; display: grid; place-items: center; color: var(--ink-2); }
.icon-btn:hover { background: color-mix(in srgb, var(--ink) 7%, transparent); color: var(--ink); }
.icon-btn svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
#btn-sound .on { display: none; }
#btn-sound[aria-pressed="true"] .on { display: inline; }
#btn-sound[aria-pressed="true"] .off { display: none; }

/* right panel */
.panel { position: fixed; top: calc(76px + var(--safe-t)); right: calc(12px + var(--safe-r)); width: 340px; max-height: calc(100% - 160px - var(--safe-t) - var(--safe-b)); overflow: auto; padding: 18px 18px 16px; z-index: 9; overscroll-behavior: contain; }
.panel h2 { font-size: 20px; line-height: 1.2; letter-spacing: -0.015em; margin: 2px 0 8px; font-weight: 600; }
.panel h3 { font: 500 11px/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); margin: 16px 0 8px; }
.panel p { margin: 0 0 10px; color: var(--ink-2); }
.eyebrow { font: 500 11px/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent-ink); }
.specs { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; margin: 0; font-size: 13px; }
.specs dt { color: var(--ink-3); }
.specs dd { margin: 0; font-variant-numeric: tabular-nums; }
.btn { border: 0; cursor: pointer; border-radius: 12px; padding: 9px 14px; font-weight: 550; background: var(--glass-strong); box-shadow: 0 1px 2px rgba(0,0,0,.08), inset 0 0 0 0.5px var(--edge); }
.btn:hover { filter: brightness(1.03); }
.btn.primary { background: var(--ink); color: var(--bg); }
.btn.accent { background: var(--accent); color: #fff; }
.btn:disabled { opacity: .45; cursor: default; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.chip { font: 500 11px var(--mono); padding: 3px 8px; border-radius: 999px; background: color-mix(in srgb, var(--ink) 7%, transparent); color: var(--ink-2); }

/* DRO */
.dro { position: fixed; left: calc(12px + var(--safe-l)); bottom: calc(12px + var(--safe-b)); padding: 10px 14px; z-index: 9; font-family: var(--mono); min-width: 200px; }
.dro .ax { display: grid; grid-template-columns: 18px 1fr auto; align-items: baseline; gap: 8px; font-variant-numeric: tabular-nums; }
.dro .ax b { font-weight: 500; color: var(--stop); }
.dro .ax span { font-size: 22px; font-weight: 500; letter-spacing: -0.02em; text-align: right; }
.dro .ax i { font: 10px var(--mono); color: var(--ink-3); font-style: normal; }
.dro .label { font: 500 10px var(--mono); letter-spacing: .08em; color: var(--ink-3); text-transform: uppercase; margin-bottom: 4px; }

/* views */
.views { position: fixed; right: calc(12px + var(--safe-r)); bottom: calc(12px + var(--safe-b)); display: flex; gap: 2px; padding: 4px; z-index: 9; border-radius: 14px; }
.views button { border: 0; background: none; padding: 7px 11px; border-radius: 10px; cursor: pointer; font-size: 12.5px; color: var(--ink-2); font-weight: 500; }
.views button:hover, .views button[aria-pressed="true"] { background: var(--glass-strong); color: var(--ink); }

/* tooltip */
.tip { position: fixed; left: 0; top: 0; z-index: 20; pointer-events: none; padding: 10px 12px; max-width: 280px; border-radius: 14px; }
.tip .t { font-weight: 600; }
.tip .d { color: var(--ink-2); font-size: 12.5px; margin-top: 2px; }
.tip .k { font: 10px var(--mono); color: var(--ink-3); margin-top: 6px; letter-spacing: .04em; }

.toast { position: fixed; left: 50%; top: calc(76px + var(--safe-t)); transform: translateX(-50%); z-index: 30; padding: 10px 16px; border-radius: 999px; font-weight: 500; }
.toast.warn { color: var(--stop); }

/* loader */
.loader { position: fixed; inset: 0; display: grid; place-items: center; z-index: 40; background: radial-gradient(120% 90% at 50% 20%, #f3f6f8, var(--bg)); transition: opacity .6s ease; }
.loader.done { opacity: 0; pointer-events: none; }
.loader-card { padding: 22px 24px; width: min(360px, calc(100% - 32px)); }
.loader-title { font-weight: 600; font-size: 17px; margin-bottom: 14px; }
.loader-bar { height: 4px; border-radius: 4px; background: color-mix(in srgb, var(--ink) 10%, transparent); overflow: hidden; }
.loader-bar span { display: block; height: 100%; width: 0; background: var(--accent); transition: width .2s; }
.loader-note { font: 11px var(--mono); color: var(--ink-3); margin-top: 10px; }
.noscript { position: fixed; inset: 0; display: grid; place-items: center; }

/* phone */
@media (max-width: 760px) {
  .topbar { height: 48px; padding-left: 12px; }
  .brand-model { display: none; }
  .modes { justify-content: flex-end; overflow-x: auto; scrollbar-width: none; }
  .mode { padding: 7px 10px; }
  .mode .n { display: none; }
  .tools #btn-help { display: none; }
  .panel { top: auto; bottom: calc(12px + var(--safe-b)); left: calc(12px + var(--safe-l)); right: calc(12px + var(--safe-r)); width: auto; max-height: 42%; }
  .dro { bottom: auto; top: calc(70px + var(--safe-t)); min-width: 0; padding: 8px 10px; }
  .dro .ax span { font-size: 16px; }
  .views { bottom: auto; top: calc(70px + var(--safe-t)); flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* panel content */
.hint, .note { font-size: 12.5px; color: var(--ink-3); }
.credit { font-size: 11px; color: var(--ink-3); margin-top: 14px; border-top: 1px solid color-mix(in srgb, var(--ink) 8%, transparent); padding-top: 10px; }
.part-card { background: var(--glass-strong); border-radius: 14px; padding: 12px 14px; margin: 10px 0; box-shadow: inset 0 0 0 0.5px var(--edge); }
.part-card h2 { font-size: 17px; margin: 4px 0 6px; }
.axes { display: grid; gap: 8px; }
.axis-row { display: grid; grid-template-columns: 78px minmax(0, 1fr) 104px; align-items: center; gap: 8px; font-size: 12.5px; color: var(--ink-2); }
.numfield { position: relative; display: block; border-radius: 10px; }
.numfield input { width: 100%; box-sizing: border-box; font: 500 13px var(--mono); font-variant-numeric: tabular-nums; text-align: right; padding: 6px 26px 6px 8px; border: 0; border-radius: 10px; background: var(--glass-strong); color: var(--ink); box-shadow: inset 0 0 0 0.5px var(--edge); cursor: text; }
.numfield input:hover { box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 45%, transparent); }
.numfield input:focus { outline: none; box-shadow: inset 0 0 0 1.5px var(--accent); }
.numfield .unit { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); font: 500 10.5px var(--mono); color: var(--ink-3); pointer-events: none; }
.numfield.bad input { box-shadow: inset 0 0 0 1.5px var(--stop); animation: nf-shake .3s; }
.numfield.clamped input { box-shadow: inset 0 0 0 1.5px var(--caution); }
@keyframes nf-shake { 25% { transform: translateX(-3px) } 75% { transform: translateX(3px) } }
input[type=range] { accent-color: var(--accent); width: 100%; }
.chip.on { background: color-mix(in srgb, var(--go) 16%, transparent); color: var(--go); }
.chip.warn { background: color-mix(in srgb, var(--stop) 16%, transparent); color: var(--stop); }
.status-chips { margin: 4px 0 10px; }
.checklist { margin: 6px 0 14px; padding-left: 0; list-style: none; counter-reset: s; display: grid; gap: 6px; }
.checklist li { counter-increment: s; position: relative; padding: 8px 10px 8px 38px; border-radius: 12px; color: var(--ink-3); font-size: 13px; }
.checklist li::before { content: counter(s); position: absolute; left: 10px; top: 8px; width: 20px; height: 20px; border-radius: 50%; display: grid; place-items: center; font: 500 11px var(--mono); background: color-mix(in srgb, var(--ink) 8%, transparent); color: var(--ink-2); }
.checklist li.current { background: var(--glass-strong); color: var(--ink); box-shadow: inset 0 0 0 0.5px var(--edge); }
.checklist li.current::before { background: var(--accent); color: #fff; }
.checklist li.done { color: var(--ink-2); }
.checklist li.done::before { content: '✓'; background: var(--go); color: #fff; }
.seg { display: inline-flex; padding: 3px; border-radius: 12px; background: color-mix(in srgb, var(--ink) 7%, transparent); gap: 2px; }
.seg button { border: 0; background: none; padding: 7px 12px; border-radius: 10px; cursor: pointer; font-size: 12.5px; color: var(--ink-2); font-weight: 500; }
.seg button[aria-pressed="true"] { background: var(--glass-strong); color: var(--ink); box-shadow: 0 1px 2px rgba(0,0,0,.08); }

/* 2D pendant overlay (same canvases as the 3D pendant) */
.pendant2d { position: fixed; z-index: 25; left: 50%; top: 50%; transform: translate(-50%, -50%); width: min(1060px, calc(100vw - 24px)); padding: 10px 12px 12px; background: rgba(22, 24, 27, 0.9); border-color: rgba(255,255,255,.08); color: #e8ebee; }
.pendant2d[hidden] { display: none; }
.p2-top { display: flex; align-items: center; gap: 10px; font: 500 11px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: #9aa3ab; margin-bottom: 8px; }
.p2-top span { flex: 1; }
.p2-estop { border: 0; cursor: pointer; background: radial-gradient(circle at 40% 35%, #ff5a4d, #b3170f); color: #fff; font: 700 11px var(--sans); padding: 8px 12px; border-radius: 999px; box-shadow: 0 2px 0 #6d0c07; }
.p2-close { border: 0; background: rgba(255,255,255,.08); color: #e8ebee; width: 30px; height: 30px; border-radius: 10px; cursor: pointer; }
.p2-body { display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: stretch; }
.p2-canvas { display: block; width: 100%; height: auto; border-radius: 6px; touch-action: none; }
.p2-screen .p2-canvas { box-shadow: 0 0 0 1px rgba(255,255,255,.06); }
.p2-keypad { width: min(150px, 16vw); }
.p2-run { margin-top: 10px; }
@media (max-width: 760px) {
  .pendant2d { top: auto; bottom: 0; transform: translateX(-50%); width: 100vw; border-radius: 18px 18px 0 0; padding-bottom: calc(10px + var(--safe-b)); }
  .p2-body { grid-template-columns: 1fr 22%; }
  .p2-keypad { width: auto; }
}

/* machining */
select { font: inherit; padding: 8px 10px; border-radius: 10px; border: 0; background: var(--glass-strong); color: var(--ink); box-shadow: inset 0 0 0 0.5px var(--edge); }
.tools-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.tool-btn { text-align: left; border: 0; cursor: pointer; padding: 8px 10px; border-radius: 12px; background: color-mix(in srgb, var(--ink) 5%, transparent); display: grid; gap: 1px; font-size: 12px; color: var(--ink-2); }
.tool-btn b { font: 500 11px var(--mono); color: var(--ink-3); }
.tool-btn[aria-pressed="true"] { background: var(--glass-strong); color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--accent); }
.meters { display: grid; gap: 10px; margin-bottom: 10px; }
.meter .m-top { display: flex; justify-content: space-between; font-size: 12.5px; color: var(--ink-2); }
.meter .m-top b { font: 500 13px var(--mono); color: var(--ink); }
.meter .m-bar { position: relative; height: 6px; border-radius: 6px; background: color-mix(in srgb, var(--ink) 8%, transparent); margin: 5px 0 3px; overflow: hidden; }
.meter .m-bar i { position: absolute; left: 0; top: 0; bottom: 0; background: var(--ink-3); border-radius: 6px; transition: width .2s; }
.meter .m-bar u { position: absolute; left: 50%; top: -2px; bottom: -2px; width: 2px; background: var(--ink-2); opacity: .5; }
.meter.good .m-bar i { background: var(--go); } .meter.warn .m-bar i { background: var(--caution); } .meter.bad .m-bar i { background: var(--stop); }
.meter .m-rec { font: 10.5px var(--mono); color: var(--ink-3); }
.row.small .chip { font-size: 10.5px; }
.incident-host { position: fixed; top: calc(76px + var(--safe-t)); left: 50%; transform: translateX(-50%); z-index: 28; display: grid; gap: 8px; width: min(460px, calc(100vw - 24px)); }
.incident-card { position: relative; padding: 12px 40px 12px 14px; transition: opacity .5s, transform .5s; }
.incident-card.out { opacity: 0; transform: translateY(-8px); }
.incident-card .x { position: absolute; right: 8px; top: 8px; border: 0; background: none; cursor: pointer; color: var(--ink-3); }
.incident b { display: block; font-size: 14.5px; }
.incident.break b, .incident.crash b { color: var(--stop); }
.incident.warn b { color: var(--caution); }
.incident p { margin: 4px 0 0; font-size: 12.5px; color: var(--ink-2); }
.incident .fix { color: var(--ink); }

/* hotspots */
.hotspots { position: fixed; inset: 0; pointer-events: none; z-index: 8; }
.hotspot { position: absolute; left: 0; top: 0; width: 30px; height: 30px; border-radius: 50%; border: 0; cursor: pointer; pointer-events: auto; font: 600 12px var(--mono); color: #fff; background: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 30%, transparent), 0 4px 14px rgba(0,0,0,.25); animation: pulse 2.2s infinite; }
.hotspot.found { background: var(--go); box-shadow: 0 0 0 4px color-mix(in srgb, var(--go) 25%, transparent); animation: none; }
@keyframes pulse { 50% { box-shadow: 0 0 0 9px color-mix(in srgb, var(--accent) 0%, transparent), 0 4px 14px rgba(0,0,0,.25); } }
@media (prefers-reduced-motion: reduce) { .hotspot { animation: none; } }
.quiz-q { margin: 10px 0 6px; font-weight: 600; }
.quiz-a { display: grid; gap: 6px; }
.quiz-a button { text-align: left; border: 0; cursor: pointer; padding: 9px 12px; border-radius: 12px; background: color-mix(in srgb, var(--ink) 5%, transparent); font-size: 13px; }
.quiz-a button.right { background: color-mix(in srgb, var(--go) 18%, transparent); color: var(--go); }
.quiz-a button.wrong { background: color-mix(in srgb, var(--stop) 14%, transparent); color: var(--stop); }
.score { font: 600 28px var(--mono); letter-spacing: -0.02em; }
.progress { height: 6px; border-radius: 6px; background: color-mix(in srgb, var(--ink) 8%, transparent); overflow: hidden; margin: 6px 0 12px; }
.progress i { display: block; height: 100%; background: var(--accent); transition: width .3s; }
.tabs { display: flex; gap: 4px; margin: 4px 0 12px; flex-wrap: wrap; }
.tabs button { border: 0; cursor: pointer; padding: 6px 10px; border-radius: 10px; background: color-mix(in srgb, var(--ink) 5%, transparent); font-size: 12.5px; color: var(--ink-2); }
.tabs button[aria-pressed="true"] { background: var(--ink); color: var(--bg); }
.drill-big { font: 600 44px var(--mono); text-align: center; margin: 12px 0; }
.checks { list-style: none; padding: 0; margin: 8px 0 12px; display: grid; gap: 6px; }
.checks li { padding: 8px 10px 8px 34px; border-radius: 12px; position: relative; background: color-mix(in srgb, var(--ink) 4%, transparent); }
.checks li::before { position: absolute; left: 10px; top: 8px; width: 18px; height: 18px; border-radius: 50%; display: grid; place-items: center; font: 700 11px var(--sans); color: #fff; }
.checks li.ok::before { content: '✓'; background: var(--go); }
.checks li.warn::before { content: '!'; background: var(--caution); }
.checks li.bad::before { content: '✕'; background: var(--stop); }
.checks b { display: block; font-size: 13px; }
.checks span { display: block; font-size: 11.5px; color: var(--ink-3); margin-top: 2px; }
.fields { display: grid; grid-template-columns: repeat(auto-fill, minmax(92px, 1fr)); gap: 8px; }
.field { display: grid; gap: 3px; font-size: 11px; color: var(--ink-3); }
.field input, .field select { width: 100%; font: 500 13px var(--mono); padding: 7px 8px; border-radius: 10px; border: 0; background: var(--glass-strong); color: var(--ink); box-shadow: inset 0 0 0 0.5px var(--edge); }
.chk { display: inline-flex; gap: 6px; align-items: center; font-size: 12.5px; color: var(--ink-2); margin-right: 8px; }
body.alarm::after { content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 30; box-shadow: inset 0 0 0 10px rgba(200,50,42,.85), inset 0 0 160px rgba(200,50,42,.55); animation: alarm .35s steps(2) infinite; }
@keyframes alarm { 50% { opacity: .35; } }

/* lessons + coach */
.lessons { list-style: none; padding: 0; margin: 10px 0 14px; display: grid; gap: 8px; }
.lessons li { display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: center; padding: 10px 12px; border-radius: 14px; background: color-mix(in srgb, var(--ink) 4%, transparent); }
.lessons li.active { background: var(--glass-strong); box-shadow: inset 0 0 0 1.5px var(--accent); }
.lessons li b { display: block; font-size: 13.5px; }
.lessons li span { display: block; font-size: 11.5px; color: var(--ink-3); margin-top: 2px; }
.lessons li .best { color: var(--go); font: 500 10.5px var(--mono); }
.lessons li.done b::after { content: ' ✓'; color: var(--go); }
.coach { position: fixed; z-index: 12; left: calc(236px + var(--safe-l)); bottom: calc(12px + var(--safe-b)); width: min(430px, calc(100vw - 620px)); min-width: 300px; padding: 12px 14px; }
.coach-top { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.coach .x { border: 0; background: none; cursor: pointer; color: var(--ink-3); }
.coach .progress { margin: 6px 0 8px; }
.coach-text { margin: 0 0 8px; font-size: 14px; color: var(--ink); }
.coach h3 { margin: 4px 0; font-size: 17px; }
.coach details { margin-bottom: 8px; font-size: 12.5px; color: var(--ink-2); }
.coach summary { cursor: pointer; color: var(--accent-ink); }
@media (max-width: 760px) {
  .coach { left: calc(12px + var(--safe-l)); right: calc(12px + var(--safe-r)); width: auto; min-width: 0; bottom: auto; top: calc(70px + var(--safe-t)); }
  body.p2open .coach { top: calc(70px + var(--safe-t)); }
}
@media (max-width: 760px) {
  .brand-name, .brand-model { display: none; }
  .topbar { gap: 6px; padding-left: 14px; }
  .modes { justify-content: flex-start; }
  .mode { padding: 7px 9px; font-size: 13px; }
}
.steps { margin: 4px 0 12px; padding-left: 20px; display: grid; gap: 4px; color: var(--ink-2); font-size: 13.5px; }
.steps li::marker { font: 500 12px var(--mono); color: var(--accent-ink); }
dialog.help { border: 0; padding: 20px 22px; max-width: min(560px, calc(100vw - 32px)); color: var(--ink); }
dialog.help::backdrop { background: rgba(10, 16, 20, .35); backdrop-filter: blur(3px); }
dialog.help h2 { margin: 0 0 10px; font-size: 20px; }
dialog.help h3 { font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); margin: 16px 0 8px; }
dialog.help p, dialog.help li { color: var(--ink-2); font-size: 13px; }
dialog.help kbd { font: 500 11px var(--mono); padding: 1px 5px; border-radius: 5px; background: color-mix(in srgb, var(--ink) 8%, transparent); }
.panel-grip { display: none; }
@media (max-width: 760px) {
  .panel { padding-top: 22px; transition: max-height .3s ease; }
  .panel[data-size="small"] { max-height: 120px; overflow: hidden; }
  .panel[data-size="medium"] { max-height: 38%; }
  .panel[data-size="large"] { max-height: calc(100% - 140px - var(--safe-t)); }
  .panel-grip { display: block; position: absolute; top: 0; left: 0; right: 0; height: 22px; border: 0; background: none; cursor: pointer; }
  .panel-grip::before { content: ''; position: absolute; left: 50%; top: 8px; width: 40px; height: 5px; margin-left: -20px; border-radius: 3px; background: color-mix(in srgb, var(--ink) 25%, transparent); }
  .views { top: calc(66px + var(--safe-t)); left: calc(12px + var(--safe-l)); right: calc(12px + var(--safe-r)); flex-direction: row; overflow-x: auto; scrollbar-width: none; }
  .views button { flex: 0 0 auto; padding: 6px 10px; }
  .dro { top: calc(116px + var(--safe-t)); }
  .dro .label { display: none; }
}
.views .views-help { border-left: 1px solid color-mix(in srgb, var(--ink) 10%, transparent); border-radius: 0 10px 10px 0; color: var(--accent-ink); }
/* iOS zooms the page into any input under 16 px */
@media (max-width: 760px) { input, select, textarea, .field input, .field select { font-size: 16px; } }
.ar-btn { width: 100%; margin: 4px 0 12px; }