/* Course maps and the course pages (mastery plan A). Colours are the theme's own (Themes/Theme.cs), so the
   map and the videos share a palette. On a map, colour means mastery state and nothing else. */

/* ── the map ─────────────────────────────────────────────────────────────── */
.pvx-map { display: block; width: 100%; max-width: 440px; margin: 0 auto; }
.pvx-map-hub, .pvx-map-group { fill: var(--mud-palette-background-gray, var(--mud-palette-surface)); stroke: var(--mud-palette-lines-default); }
.pvx-map-group-label { fill: var(--mud-palette-text-secondary); font: 600 11px ui-sans-serif, "Segoe UI", sans-serif; pointer-events: none; }
.pvx-map-center { fill: var(--mud-palette-text-primary); font-size: 22px; }
.pvx-map-caption { fill: var(--mud-palette-text-secondary); font-size: 12px; }
.pvx-map-topic { transition: opacity .15s; }
a:hover > .pvx-map-topic { opacity: .8; }
/* Text-secondary, not lines-default: a hairline colour disappears as a fill on the dark public theme. */
.pvx-map-none { fill: var(--mud-palette-text-secondary); opacity: .6; }
.pvx-map-mastered { fill: var(--mud-palette-success); }
.pvx-map-shaky { fill: var(--mud-palette-warning); }
.pvx-map-watched { fill: var(--mud-palette-primary); }
.pvx-map-unavailable { fill: var(--mud-palette-text-secondary); opacity: .18; }
/* Not ready yet: a hue and a texture no mastery state uses, so nothing here can be read as progress. */
.pvx-map-making-ground { fill: rgba(var(--mud-palette-tertiary-rgb), .18); }
.pvx-map-making-stripe { fill: var(--mud-palette-tertiary); opacity: .75; }
.pvx-map-notmade { fill: transparent; stroke: var(--mud-palette-text-secondary); stroke-width: 1.5; stroke-dasharray: 4 3; opacity: .7; }
.pvx-map-failed { fill: rgba(var(--mud-palette-error-rgb), .12); stroke: var(--mud-palette-error); stroke-width: 1.5; stroke-dasharray: 4 3; }
.pvx-key { display: inline-block; width: 11px; height: 11px; border-radius: 50%; margin-right: 6px; vertical-align: -1px; box-sizing: border-box; }
.pvx-key-ready { background: var(--mud-palette-text-secondary); opacity: .6; }
.pvx-key-making { background: repeating-linear-gradient(45deg, var(--mud-palette-tertiary) 0 2px, rgba(var(--mud-palette-tertiary-rgb), .18) 2px 5px); }
.pvx-key-notmade { border: 1.5px dashed var(--mud-palette-text-secondary); }
.pvx-key-failed { border: 1.5px dashed var(--mud-palette-error); background: rgba(var(--mud-palette-error-rgb), .12); }
.pvx-map-legend { display: flex; flex-wrap: wrap; gap: 14px; font-size: 12px; color: var(--mud-palette-text-secondary); margin-top: 12px; }
.pvx-map-legend i:not(.pvx-key) { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 6px; }

/* ── the five-step builder (/create/course) ──────────────────────────────── */
/* Breakpoints here are container queries, not media queries: the signed-in shell's drawer takes 240px, so the
   viewport says "wide" long after the page itself has run out of room. */
/* Named, because each step's <section> is a container too and a query answers to the nearest one: the rail and
   the stepper must both ask the builder, or the stepper (inside the section) shows beside the rail. */
.mud-container:has(> .pvx-create) { container: builder / inline-size; }
.pvx-create { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 40px; transition: grid-template-columns .2s; }
.pvx-create > section { container-type: inline-size; min-width: 0; }

/* The rail folds to its step numbers (panels.js keeps the choice). */
.pvx-rail-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.pvx-icon-btn { display: inline-grid; place-items: center; width: 36px; height: 36px; padding: 0; border: 1px solid var(--mud-palette-lines-default); border-radius: 10px; background: var(--mud-palette-surface); color: var(--mud-palette-text-secondary); cursor: pointer; font: inherit; }
.pvx-icon-btn:hover { color: var(--mud-palette-text-primary); border-color: var(--mud-palette-primary); }
.pvx-icon-btn:focus-visible { outline: 2px solid var(--mud-palette-primary); outline-offset: 2px; }
.pvx-rail-toggle span { width: 8px; height: 8px; border-left: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg); margin-left: 3px; transition: transform .2s; }
.pvx-create[data-collapsed] { grid-template-columns: 56px minmax(0, 1fr); }
.pvx-create[data-collapsed] .pvx-rail-toggle span { transform: rotate(-135deg); margin-left: -3px; }
.pvx-create[data-collapsed] .pvx-rail .pvx-label,
.pvx-create[data-collapsed] .pvx-rail-step > div,
.pvx-create[data-collapsed] .pvx-rail-note { display: none; }
.pvx-create[data-collapsed] .pvx-rail-head { justify-content: center; }

/* The compact stepper, shown only where the rail is not. */
.pvx-stepper { display: none; align-items: center; gap: 10px; margin-bottom: 14px; font-size: 13px; color: var(--mud-palette-text-secondary); }
.pvx-stepper-bar { display: flex; gap: 4px; flex: 0 0 auto; }
.pvx-stepper-bar i { width: 18px; height: 4px; border-radius: 2px; background: var(--mud-palette-lines-default); }
.pvx-stepper-bar i.done { background: var(--mud-palette-success); }
.pvx-stepper-bar i.on { background: var(--mud-palette-primary); width: 28px; }
/* After the collapsed rules on purpose: where the rail cannot fit, a remembered "collapsed" must not keep its
   56px track — with the rail hidden, the step itself was squeezed into it. */
@container builder (max-width: 820px) { .pvx-create, .pvx-create[data-collapsed] { grid-template-columns: 1fr; } .pvx-rail { display: none; } .pvx-create .pvx-stepper { display: flex; } }
.pvx-label { font: 600 11px/1.2 ui-monospace, "Cascadia Code", Consolas, monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--mud-palette-text-disabled); }
.pvx-rail { position: sticky; top: 92px; align-self: start; }
.pvx-rail-step { display: flex; gap: 12px; padding: 10px 0; color: var(--mud-palette-text-disabled); }
.pvx-rail-step small { display: block; font-size: 12px; }
.pvx-rail-step.on { color: var(--mud-palette-text-primary); }
.pvx-rail-n { width: 24px; height: 24px; border-radius: 50%; border: 1px solid var(--mud-palette-lines-default); display: grid; place-items: center; font-size: 12px; flex: none; }
.pvx-rail-step.on .pvx-rail-n { border-color: var(--mud-palette-primary); color: var(--mud-palette-primary); }
.pvx-rail-step.done .pvx-rail-n { background: var(--mud-palette-success); border-color: var(--mud-palette-success); color: var(--mud-palette-background); }
.pvx-rail-note { font-size: 12px; color: var(--mud-palette-text-disabled); margin-top: 18px; line-height: 1.5; }
.pvx-q { font-size: 44px; line-height: 1.1; margin: 8px 0 22px; font-weight: 500; }
@media (max-width: 600px) { .pvx-q { font-size: 32px; } }
.pvx-bigin { width: 100%; font-size: 28px; padding: 16px 20px; border-radius: 14px; border: 1px solid var(--mud-palette-lines-default); background: var(--mud-palette-surface); color: var(--mud-palette-text-primary); outline: none; }
.pvx-bigin:focus { border-color: var(--mud-palette-primary); }
.pvx-examples { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.pvx-chip { font: inherit; font-size: 12px; padding: 4px 12px; border-radius: 999px; border: 1px solid var(--mud-palette-lines-default); background: none; color: var(--mud-palette-text-secondary); cursor: pointer; }
.pvx-chip:hover { border-color: var(--mud-palette-primary); color: var(--mud-palette-text-primary); }
.pvx-in { flex: 1; width: 100%; border-radius: 10px; border: 1px solid var(--mud-palette-lines-default); background: var(--mud-palette-surface); color: var(--mud-palette-text-primary); padding: 10px 12px; font: inherit; }
.pvx-row { display: flex; gap: 10px; align-items: center; margin-top: 18px; }
.pvx-two { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 28px; align-items: start; }
/* The dial takes the room its pane has — no fixed 360px — up to what fits on screen beside the header. */
.pvx-dial { display: block; width: 100%; max-width: min(100%, calc(100vh - 220px)); margin: 0 auto; }
.pvx-dial-pane { position: sticky; top: 92px; min-width: 0; }
.pvx-dial-max { position: absolute; top: 0; right: 0; z-index: 1; }

/* A split the person drags: first pane's share in --pvx-split (panels.js), a 12px handle between. */
.pvx-split { grid-template-columns: minmax(0, var(--pvx-split, 50%)) 12px minmax(0, 1fr); gap: 14px; }
.pvx-split-handle { align-self: stretch; min-height: 120px; border-radius: 6px; cursor: col-resize; touch-action: none; position: relative; }
.pvx-split-handle::after { content: ""; position: absolute; inset: 0 5px; border-radius: 2px; background: var(--mud-palette-lines-default); transition: background .15s; }
.pvx-split-handle:hover::after, .pvx-split-handle:focus-visible::after, .pvx-split-dragging .pvx-split-handle::after { background: var(--mud-palette-primary); }
.pvx-split-handle:focus-visible { outline: none; }
.pvx-split-dragging { user-select: none; cursor: col-resize; }
@container (max-width: 640px) {
    .pvx-two, .pvx-split { grid-template-columns: 1fr; }
    .pvx-split-handle { display: none; }
    .pvx-dial-pane { position: relative; top: auto; }
    .pvx-dial { max-width: min(100%, 420px); }
}

/* The dial on its own, full screen. */
.pvx-dial-full { position: fixed; inset: 0; z-index: 1400; display: grid; place-items: center; padding: 56px 16px 16px; background: var(--mud-palette-background); }
.pvx-dial-full .pvx-dial { width: min(92vw, calc(100vh - 96px)); max-width: none; }
.pvx-dial-close { position: absolute; top: 12px; right: 12px; width: 44px; height: 44px; font-size: 18px; }
@media (prefers-reduced-motion: reduce) { .pvx-create, .pvx-rail-toggle span { transition: none; } }
.pvx-dial-seg { cursor: pointer; outline: none; transition: opacity .15s; }
.pvx-dial-seg:hover, .pvx-dial-seg:focus { opacity: .82; }
.pvx-dial-0 { fill: var(--mud-palette-primary); } .pvx-dial-1 { fill: var(--mud-palette-success); }
.pvx-dial-2 { fill: var(--mud-palette-tertiary); } .pvx-dial-3 { fill: var(--mud-palette-warning); }
.pvx-dial-4 { fill: var(--mud-palette-error); } .pvx-dial-5 { fill: var(--mud-palette-secondary); }
.pvx-dial-hub { font-size: 16px; }
.pvx-dial-label { fill: var(--mud-palette-background); font: 650 11px ui-sans-serif, "Segoe UI", sans-serif; pointer-events: none; }
.pvx-area { display: flex; flex-wrap: wrap; width: 100%; gap: 6px 12px; align-items: center; text-align: left; padding: 12px 14px; margin-bottom: 8px; border: 1px solid var(--mud-palette-lines-default); border-radius: 12px; background: var(--mud-palette-surface); color: inherit; font: inherit; cursor: pointer; }
.pvx-area:hover { border-color: var(--mud-palette-primary); }
.pvx-area > span:first-child { flex: 1 1 180px; min-width: 0; }
.pvx-area small, .pvx-topic small, .pvx-level small { display: block; color: var(--mud-palette-text-secondary); font-size: 13px; }
.pvx-sugg { font-size: 11px; padding: 2px 8px; border-radius: 999px; color: var(--mud-palette-primary); border: 1px solid var(--mud-palette-lines-default); white-space: nowrap; }
.pvx-levels { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
@container (max-width: 460px) { .pvx-levels { grid-template-columns: 1fr; } }
/* display: block, because the shell styles every <button> as inline-flex, which lays the name and the blurb side by side. */
.pvx-level { display: block; width: 100%; text-align: left; padding: 18px; border: 1px solid var(--mud-palette-lines-default); border-radius: 14px; background: var(--mud-palette-surface); color: inherit; font: inherit; cursor: pointer; }
.pvx-level:hover:not(:disabled) { border-color: var(--mud-palette-primary); }
.pvx-level:disabled { opacity: .6; cursor: progress; }
.pvx-level b { font-size: 17px; font-weight: 500; }
.pvx-forecast { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 28px; }
@container (max-width: 700px) { .pvx-forecast { grid-template-columns: 1fr; } .pvx-side { position: static; order: -1; } }
.pvx-unit-title { font-size: 19px; font-weight: 500; margin: 18px 0 6px; }
.pvx-topic { display: flex; gap: 12px; align-items: center; padding: 9px 12px; border-radius: 10px; cursor: pointer; }
.pvx-topic:hover { background: var(--mud-palette-background-gray, var(--mud-palette-surface)); }
.pvx-topic > span:nth-of-type(1) { flex: 1; min-width: 0; }
.pvx-topic > .num { white-space: nowrap; }
.pvx-topic.off { opacity: .42; }
.pvx-side { position: sticky; top: 92px; align-self: start; padding: 20px; border: 1px solid var(--mud-palette-lines-default); border-radius: 14px; background: var(--mud-palette-surface); }
.pvx-figures { display: flex; gap: 26px; margin: 10px 0 12px; }
.pvx-figures b { display: block; font-size: 40px; line-height: 1; font-weight: 500; }
.pvx-figures small, .pvx-muted { color: var(--mud-palette-text-secondary); }
.pvx-small { font-size: 13px; }
.pvx-thinking { color: var(--mud-palette-text-secondary); padding: 24px 0; }

/* ── the course page (/c/{publicId}) and "My courses" ────────────────────── */
.pvx-course { max-width: 1180px; margin: 0 auto; padding: 24px 0; }
.pvx-course-hero h1 { font-size: 42px; line-height: 1.1; margin: 6px 0 10px; font-weight: 500; }
@media (max-width: 600px) { .pvx-course-hero h1 { font-size: 30px; } }
.pvx-meta { display: flex; gap: 16px; flex-wrap: wrap; color: var(--mud-palette-text-secondary); font-size: 13px; }
.pvx-meta a { color: inherit; }
.pvx-course-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 28px; margin-top: 26px; }
@media (max-width: 860px) { .pvx-course-grid { grid-template-columns: 1fr; } }
.pvx-panel { padding: 22px; border: 1px solid var(--mud-palette-lines-default); border-radius: 14px; background: var(--mud-palette-surface); }
/* A unit is a native <details>: it folds with no script and no circuit. The chevron turns with it. */
.pvx-units { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.pvx-unit { border-bottom: 1px solid var(--mud-palette-lines-default); padding-bottom: 6px; }
.pvx-unit > summary { list-style: none; display: flex; align-items: center; gap: 12px; min-height: 48px; padding: 8px 6px; cursor: pointer; border-radius: 10px; }
.pvx-unit > summary::-webkit-details-marker { display: none; }
.pvx-unit > summary:hover { background: var(--mud-palette-background-gray, var(--mud-palette-surface)); }
.pvx-unit > summary:focus-visible { outline: 2px solid var(--mud-palette-primary); outline-offset: 2px; }
.pvx-unit-name { flex: 1; min-width: 0; font-size: 18px; font-weight: 500; }
.pvx-unit-count { font-size: 12px; white-space: nowrap; }
.pvx-chev { width: 9px; height: 9px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg); transition: transform .2s; opacity: .6; margin: 0 6px 4px; flex: none; }
.pvx-unit[open] > summary .pvx-chev { transform: rotate(-135deg); margin-bottom: -4px; }
@media (prefers-reduced-motion: reduce) { .pvx-chev { transition: none; } }
.pvx-trow { display: flex; align-items: center; gap: 12px; min-height: 44px; padding: 10px 14px; border-radius: 10px; color: inherit; text-decoration: none; }
.pvx-trow > span:first-child { flex: 1; min-width: 0; }
a.pvx-trow:hover { background: var(--mud-palette-background-gray, var(--mud-palette-surface)); }
.pvx-trow-off > span { opacity: .6; }
.pvx-go { color: var(--mud-palette-primary); font-weight: 600; font-size: 12px; }
.pvx-page-title { margin: 0; font-weight: 500; }

/* ── way-finding: the trail and the course bar under a video ─────────────── */
.pvx-trail { margin: 0 0 14px; font-size: 13px; }
.pvx-trail ol { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 8px; list-style: none; margin: 0; padding: 0; }
.pvx-trail li { display: flex; align-items: center; gap: 8px; min-width: 0; color: var(--mud-palette-text-secondary); }
.pvx-trail li + li::before { content: "›"; opacity: .5; }
.pvx-trail a { color: var(--mud-palette-text-secondary); text-decoration: none; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 28ch; }
.pvx-trail a:hover { color: var(--mud-palette-text-primary); text-decoration: underline; }
.pvx-trail [aria-current] span { color: var(--mud-palette-text-primary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 36ch; }
/* On a phone: one "‹ parent" link, big enough to hit, instead of a trail that wraps into three lines. */
.pvx-trail-back { display: none; align-items: center; gap: 6px; min-height: 44px; color: var(--mud-palette-text-secondary); text-decoration: none; font-size: 14px; }
.pvx-trail-back span { font-size: 22px; line-height: 1; }
@media (max-width: 600px) {
    .pvx-trail ol { display: none; }
    .pvx-trail-back { display: inline-flex; }
}

.pvx-coursenav { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 10px; margin-top: 14px; }
.pvx-coursenav a { display: flex; flex-direction: column; gap: 2px; min-height: 56px; padding: 10px 14px; border: 1px solid var(--mud-palette-lines-default); border-radius: 12px; background: var(--mud-palette-surface); color: inherit; text-decoration: none; min-width: 0; }
.pvx-coursenav a:hover { border-color: var(--mud-palette-primary); }
.pvx-coursenav small { font-size: 12px; color: var(--mud-palette-text-secondary); }
.pvx-coursenav span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pvx-coursenav-next { text-align: right; align-items: flex-end; }
.pvx-coursenav-next small { color: var(--mud-palette-primary); font-weight: 600; }
@media (max-width: 420px) { .pvx-coursenav { grid-template-columns: 1fr; } .pvx-coursenav-next { order: -1; } }

/* ── phones ───────────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
    .pvx-course { padding: 8px 0; }
    .pvx-course-grid { gap: 18px; margin-top: 18px; }
    .pvx-panel { padding: 14px; }
    .pvx-map { max-width: 320px; }
    .pvx-trow { padding: 10px 8px; }
}

/* ── voice & mood ──────────────────────────────────────────────────────────── */
.pvx-mood-label { margin-top: 6px; }
.pvx-moods { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0 6px; }
.pvx-mood { font: inherit; font-size: 13px; min-height: 36px; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--mud-palette-lines-default); background: none; color: var(--mud-palette-text-secondary); cursor: pointer; }
.pvx-mood:hover { border-color: var(--mud-palette-primary); color: var(--mud-palette-text-primary); }
.pvx-mood.on { background: var(--mud-palette-primary); border-color: var(--mud-palette-primary); color: var(--mud-palette-primary-text); }
.pvx-mood:focus-visible { outline: 2px solid var(--mud-palette-primary); outline-offset: 2px; }

/* ── going back, and making one video at a time ────────────────────────────── */
/* A finished step in the rail is a button back to it. Reset the shell's button look so it reads as the rail. */
button.pvx-rail-step { width: 100%; border: 0; background: none; font: inherit; text-align: left; cursor: pointer; border-radius: 10px; color: var(--mud-palette-text-secondary); }
button.pvx-rail-step:hover:not(:disabled) { background: var(--mud-palette-background-gray, var(--mud-palette-surface)); color: var(--mud-palette-text-primary); }
button.pvx-rail-step:focus-visible { outline: 2px solid var(--mud-palette-primary); outline-offset: 2px; }
button.pvx-rail-step:disabled { cursor: progress; }
.pvx-stepper-bar button { width: 18px; height: 4px; padding: 0; border: 0; border-radius: 2px; background: var(--mud-palette-success); cursor: pointer; }
.pvx-stepper-bar button:hover { outline: 2px solid var(--mud-palette-success); outline-offset: 2px; }
/* The step label's parts: the subject, area and level are each a way back to where they were chosen. */
.pvx-crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 6px; }
.pvx-crumb { font: inherit; letter-spacing: inherit; text-transform: inherit; color: var(--mud-palette-text-secondary); background: none; border: 0; padding: 2px 4px; margin: -2px -4px; border-radius: 6px; cursor: pointer; text-decoration: underline dotted; text-underline-offset: 3px; }
.pvx-crumb:hover:not(:disabled) { color: var(--mud-palette-primary); text-decoration-style: solid; }
.pvx-crumb:focus-visible { outline: 2px solid var(--mud-palette-primary); }
.pvx-topic-row { display: flex; align-items: center; gap: 8px; }
.pvx-topic-row > .pvx-topic { flex: 1; min-width: 0; }
.pvx-make { flex: none; font: inherit; font-size: 12px; min-width: 84px; min-height: 32px; padding: 4px 10px; border-radius: 999px; border: 1px dashed var(--mud-palette-lines-default); background: none; color: var(--mud-palette-text-secondary); cursor: pointer; }
.pvx-make.on { border-style: solid; border-color: var(--mud-palette-primary); color: var(--mud-palette-primary); }
.pvx-make:hover { border-color: var(--mud-palette-primary); color: var(--mud-palette-text-primary); }
.pvx-make:focus-visible { outline: 2px solid var(--mud-palette-primary); outline-offset: 2px; }
.pvx-make-all { display: flex; flex-wrap: wrap; gap: 6px; margin: -4px 0 12px; }
.pvx-figures { flex-wrap: wrap; }
.pvx-make-error { display: block; font-size: 12px; color: var(--mud-palette-error); margin-top: 4px; }