/* A compact course form. setup.css remains the functional fallback. */
#setup[data-experience="study"] {
    --setup-ground: #000;
    --setup-paper: #141416;
    --setup-ink: #eeeef0;
    --setup-muted: #a1a1aa;
    --setup-line: rgba(255, 255, 255, .10);
    --setup-violet: #b5a5f4;
    --text-muted: var(--setup-muted);
    --text-primary: var(--setup-ink);
    --violet: #7461d8;
    --card-bg: var(--setup-paper);
    --bg: var(--setup-ground);
    color-scheme: dark;
    color: var(--setup-ink);
    background: var(--setup-ground);
    isolation: isolate;
}
#setup[data-experience] *, #setup[data-experience] *::before, #setup[data-experience] *::after { box-sizing: border-box; }
#setup[data-experience] [hidden] { display: none !important; }
#setup[data-experience] .setup-head {
    min-height: 76px; padding: 14px 32px; gap: 16px;
    border: 0;
}
#setup[data-experience] .setup-brand { font-size: 16px; font-weight: 700; letter-spacing: -.5px; }
#setup[data-experience] .setup-back { width: 44px; height: 44px; border-color: var(--setup-line); border-radius: 12px; color: var(--setup-ink); }
#setup[data-experience] .setup-back[hidden] { display: none !important; }
#setup[data-experience] .setup-step-of { position: absolute; width: 1px; height: 1px; clip-path: inset(50%); overflow: hidden; }
#setup[data-experience] .setup-skip { min-height: 44px; padding: 8px; color: var(--setup-muted); font-weight: 500; font-size: 12px; text-decoration: none; }
#setup[data-experience] .setup-path { list-style: none; padding: 0; margin: 0 0 32px; display: flex; align-items: center; gap: 24px; }
#setup[data-experience] .setup-path li { display: flex; gap: 7px; align-items: center; color: var(--setup-muted); font-size: 12px; white-space: nowrap; }
#setup[data-experience] .setup-path-node { width: 21px; height: 21px; border-radius: 50%; display: grid; place-items: center; background: #222225; font-size: 10px; }
#setup[data-experience] .setup-path [aria-current] { color: var(--setup-ink); }
#setup[data-experience] .setup-path [aria-current] .setup-path-node { background: #3b334e; color: #e5dcff; }
#setup[data-experience] .setup-path .is-done .setup-path-node { color: var(--setup-violet); }
#setup[data-experience] .setup-body { padding: clamp(24px, 5vh, 52px) 24px 32px; scrollbar-width: thin; scrollbar-color: #444449 transparent; }
#setup[data-experience] .setup-inner { max-width: 560px; }
#setup[data-experience] .setup-inner.wide { max-width: 1120px; }
#setup[data-experience] .setup-h { font-family: var(--font-ui, 'Plus Jakarta Sans', sans-serif); font-size: 28px; font-weight: 650; letter-spacing: -.035em; line-height: 1.25; margin: 0 0 10px; }
#setup[data-experience] .setup-h:focus { outline: none; }
#setup[data-experience] .setup-sub { color: var(--setup-muted); font-size: 13px; line-height: 1.65; margin-bottom: 28px; }
#setup[data-experience] .setup-label, #setup[data-experience] .setup-group-head { font-size: 12px; font-weight: 550; color: var(--setup-muted); letter-spacing: 0; text-transform: none; }
#setup[data-experience] .setup-cards { gap: 8px; }
#setup[data-experience] .setup-cards:has([data-curriculum]), #setup[data-experience] .setup-cards.cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
#setup[data-experience] .setup-card {
    min-height: 54px; padding: 14px 16px; border: 1px solid var(--setup-line); border-radius: 12px;
    background: var(--setup-paper); color: var(--setup-ink); gap: 12px;
    transition: border-color .15s, background .15s;
}
#setup[data-experience] .setup-card:hover { border-color: #54545c; background: #1c1c20; }
#setup[data-experience] .setup-card[aria-pressed="true"], #setup[data-experience] .setup-card[aria-checked="true"] { border-color: #8170ce; border-width: 1px; background: #222226; padding: 14px 16px; }
#setup[data-experience] .setup-card-name { display: block; font-size: 13px; font-weight: 550; line-height: 1.5; }
#setup[data-experience] .setup-card-sub { display: block; font-size: 11px; font-weight: 400; line-height: 1.5; margin-top: 3px; }
#setup[data-experience] [data-curriculum] { min-height: 76px; }
#setup[data-experience] [data-curriculum] .setup-card-name { font-size: 14px; font-weight: 600; }
#setup[data-experience] .setup-tick { width: 19px; height: 19px; border: 1px solid #737680; background: transparent; }
#setup[data-experience] [data-subject] .setup-tick { border-radius: 5px; }
#setup[data-experience] [aria-pressed="true"] > .setup-tick, #setup[data-experience] [aria-checked="true"] > .setup-tick { background: #b5a5f4; border-color: #b5a5f4; color: #302747; }
#setup[data-experience] .setup-group { margin-bottom: 24px; }
#setup[data-experience] [data-subject] .setup-card-sub { display: none; }
#setup[data-experience] .setup-summary { color: var(--setup-muted); font-weight: 400; font-size: 12px; margin-bottom: 14px; }
#setup[data-experience] .setup-search { background: #111113; color: var(--setup-ink); border: 1px solid #737680; border-radius: 12px; min-height: 48px; }
#setup[data-experience] .setup-search::placeholder { color: var(--setup-muted); opacity: 1; }
#setup[data-experience] .setup-recap { background: var(--setup-paper); border: 1px solid var(--setup-line); border-radius: 14px; padding: 20px; margin: 24px 0; }
#setup[data-experience] .setup-recap dt { font-size: 11px; font-weight: 400; color: var(--setup-muted); letter-spacing: 0; text-transform: none; }
#setup[data-experience] .setup-recap dd { font-size: 13px; font-weight: 500; line-height: 1.65; margin: 4px 0 18px; }
#setup[data-experience] .setup-recap dd:last-child { margin-bottom: 0; }
#setup[data-experience][data-step="3"] .setup-recap { display: none; }
#setup[data-experience] .setup-scope { font-size: 12px; color: var(--setup-muted); }
#setup[data-experience] .setup-scope strong { color: var(--setup-ink); font-weight: 500; }
#setup[data-experience] .setup-actions { background: var(--setup-ground); padding: 16px 24px calc(24px + env(safe-area-inset-bottom, 0px)); border: 0; }
#setup[data-experience] .setup-actions-inner { max-width: 560px; flex-direction: row; flex-wrap: wrap; gap: 12px; align-items: center; border-top: 1px solid var(--setup-line); padding-top: 16px; }
#setup[data-experience] .setup-action-note { color: var(--setup-muted); font-size: 11px; margin: 0 auto 0 0; }
#setup[data-experience] .setup-primary { width: auto; min-width: 160px; min-height: 48px; border-radius: 12px; background: #7461d8; font-size: 13px; font-weight: 600; margin-left: auto; padding: 12px 20px; }
#setup[data-experience] .setup-primary:hover:not(:disabled) { background: #6b58ca; }
#setup[data-experience] .setup-primary:disabled { background: #2a2a2f; color: #92929e; opacity: 1; }
#setup[data-experience] .setup-secondary { width: auto; border: 0; font-size: 12px; color: var(--setup-muted); min-height: 44px; padding: 8px; }
#setup[data-experience] .setup-error { color: #ffc5c5; background: #2b1c20; border-color: #70414c; }
#setup[data-experience] .setup-note { color: #e8d0ad; background: #2a2119; border-color: #6b5132; }
#setup[data-experience] :is(button,input,select):focus-visible { outline: 2px solid #b6a6ff; outline-offset: 3px; }
@media (max-width: 600px) {
    #setup[data-experience] .setup-head { min-height: 68px; padding: calc(10px + env(safe-area-inset-top, 0px)) 20px 10px; gap: 12px; }
    #setup[data-experience] .setup-body { padding: 24px 24px 28px; }
    #setup[data-experience] .setup-path { gap: 18px; margin-bottom: 28px; }
    #setup[data-experience] .setup-path li { font-size: 11px; gap: 6px; }
    #setup[data-experience] .setup-h { font-size: 26px; }
    #setup[data-experience] .setup-sub { margin-bottom: 24px; }
    #setup[data-experience] .setup-card, #setup[data-experience] .setup-card[aria-pressed="true"], #setup[data-experience] .setup-card[aria-checked="true"] { padding: 12px; }
    #setup[data-experience] .setup-actions { padding: 10px 24px calc(18px + env(safe-area-inset-bottom, 0px)); }
    #setup[data-experience] .setup-actions-inner { flex-direction: column; gap: 10px; }
    #setup[data-experience] .setup-primary { width: 100%; min-width: 0; margin: 0; }
    #setup[data-experience] .setup-action-note { width: 100%; text-align: center; margin: 0; }
    #setup[data-experience] .setup-secondary { width: 100%; }
}
@media (max-width: 360px) {
    #setup[data-experience] .setup-body, #setup[data-experience] .setup-actions { padding-inline: 18px; }
    #setup[data-experience] .setup-path { gap: 12px; }
    #setup[data-experience] .setup-path li { gap: 5px; }
    #setup[data-experience] .setup-h { font-size: 24px; }
}
/* ── The desk (Oct 2026) ─────────────────────────────────────────────
   Onboarding is where the homepage's papers land: a study desk at night,
   one marked sheet under a violet lamp. The form keeps the app's charcoal,
   the question serif and mono step numbers, and a quiet ledger beside the
   desk records each choice as it is made. Art: static/onboarding/.
   The id is doubled so these rules outrank the theme pass in ds/app.css
   (section 13), which loads later with a longer selector. */
#setup#setup[data-experience="study"] {
    --setup-ground: #111113; --setup-paper: #18181b; --setup-line: #2a2a30; --setup-line-2: #38383f;
    --setup-ink: #f5f5f7; --setup-muted: #b5b5bf; --setup-violet: #b6a6ff;
    --setup-serif: var(--font-display);
    --setup-mono: var(--font-ui);
}
.setup-art { display: none; }
#setup[hidden] + .setup-art { display: none !important; }
#setup#setup[data-experience] .setup-head { position: relative; z-index: 2; }
#setup#setup[data-experience] .setup-brand { font-size: 15px; font-weight: 650; letter-spacing: -.01em; }

/* Steps: numbered like the quiz's margin numerals. */
#setup#setup[data-experience] .setup-path { gap: 28px; margin-bottom: 40px; }
#setup#setup[data-experience] .setup-path li { gap: 10px; font-size: 13px; }
#setup#setup[data-experience] .setup-path-node {
    width: auto; height: auto; border-radius: 0; background: none;
    font: 600 .75rem/1 var(--setup-mono); letter-spacing: .04em; color: var(--setup-muted);
}
#setup#setup[data-experience] .setup-path [aria-current] .setup-path-node { background: none; color: var(--setup-violet); }
#setup#setup[data-experience] .setup-path [aria-current] { color: var(--setup-ink); box-shadow: 0 6px 0 -5px var(--setup-violet); padding-bottom: 6px; }
#setup#setup[data-experience] .setup-path .is-done .setup-path-node { color: #9ddbb5; }

/* The question voice. */
#setup#setup[data-experience] .setup-h {
    font: 600 clamp(2rem, 3.4vw, 2.75rem)/1.1 var(--setup-serif); letter-spacing: -.015em; margin: 0 0 14px; text-wrap: balance;
}
#setup#setup[data-experience] .setup-sub { font-size: 15px; line-height: 1.6; max-width: 34em; }
#setup#setup[data-experience] :is(.setup-label, .setup-group-head) {
    font: 600 .75rem/1.4 var(--setup-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--setup-muted); margin-bottom: 12px;
}

/* Choices: charcoal rows, hairline edges; chosen = violet edge and tint. */
#setup#setup[data-experience] .setup-card {
    border-color: var(--setup-line); border-radius: 12px; background: var(--setup-paper);
    transition: border-color .12s ease-out, background-color .12s ease-out, transform .08s ease-out;
}
#setup#setup[data-experience] .setup-card:hover { border-color: var(--setup-line-2); background: #1d1d21; }
#setup#setup[data-experience] .setup-card:active { transform: scale(.99); }
#setup#setup[data-experience] .setup-card[aria-pressed="true"], #setup#setup[data-experience] .setup-card[aria-checked="true"] { border-color: var(--setup-violet); background: #211d2e; }
#setup#setup[data-experience] [data-curriculum] .setup-card-name { font: 600 .9375rem/1.3 var(--setup-mono); letter-spacing: .04em; }
#setup#setup[data-experience] .setup-card-name { font-size: 14px; }
#setup#setup[data-experience] .setup-card-sub { font-size: 12px; color: var(--setup-muted); }
#setup#setup[data-experience] [aria-pressed="true"] > .setup-tick, #setup#setup[data-experience] [aria-checked="true"] > .setup-tick { background: var(--setup-violet); border-color: var(--setup-violet); color: #111113; }
#setup#setup[data-experience] .setup-search { background: var(--setup-ground); border-color: #6b6b75; }
#setup#setup[data-experience] .setup-recap { background: var(--setup-paper); border-color: var(--setup-line); }
#setup#setup[data-experience] .setup-recap dt { font: 600 .6875rem/1.4 var(--setup-mono); letter-spacing: .06em; text-transform: uppercase; }
#setup#setup[data-experience] .setup-primary { background: #5940d6; color: #fff; border-radius: 10px; font-size: 14px; min-width: 180px; }
#setup#setup[data-experience] .setup-primary:hover:not(:disabled) { background: #4932b8; }
#setup#setup[data-experience] .setup-primary:disabled { background: #222226; color: #8e8e99; }

/* A step enters once: the content rises 6px and settles. */
#setup#setup[data-experience] .setup-inner.is-turning > * { animation: setup-turn .32s cubic-bezier(.16, 1, .3, 1) both; }
#setup#setup[data-experience] .setup-inner.is-turning > :nth-child(2) { animation-delay: 40ms; }
#setup#setup[data-experience] .setup-inner.is-turning > :nth-child(3) { animation-delay: 80ms; }
#setup#setup[data-experience] .setup-inner.is-turning > :nth-child(n+4) { animation-delay: 120ms; }
@keyframes setup-turn { from { opacity: 0; transform: translateY(6px); } }

/* Step 2: what is picked stays in view; the search stays in reach. */
/* With the chips showing, the count is said by the action bar; the status
   line stays for screen readers. */
#setup#setup[data-experience] .setup-summary:has(+ .setup-picked) { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
#setup#setup[data-experience] .setup-picked { display: flex; flex-wrap: wrap; gap: 8px; margin: -4px 0 30px; }
#setup#setup[data-experience] .setup-chip {
    display: inline-flex; align-items: center; gap: 8px; min-height: 36px; padding: 0 10px 0 14px;
    border: 1px solid var(--setup-violet); border-radius: 999px; background: #211d2e; color: var(--setup-ink);
    font: 500 .8125rem/1 'Plus Jakarta Sans', sans-serif; cursor: pointer;
    transition: background-color .12s ease-out, border-color .12s ease-out;
}
#setup#setup[data-experience] .setup-chip:hover { background: #2b2540; }
#setup#setup[data-experience] .setup-chip-x { position: relative; width: 14px; height: 14px; opacity: .8; }
#setup#setup[data-experience] .setup-chip-x::before, #setup#setup[data-experience] .setup-chip-x::after {
    content: ''; position: absolute; left: 6px; top: 1px; width: 1.5px; height: 12px; border-radius: 1px; background: currentColor;
}
#setup#setup[data-experience] .setup-chip-x::before { transform: rotate(45deg); }
#setup#setup[data-experience] .setup-chip-x::after { transform: rotate(-45deg); }
#setup#setup[data-experience] .setup-search#setupSearch {
    position: sticky; top: 0; z-index: 3;
    /* A solid band above the pinned field, so rows never show between it and the header. */
    box-shadow: 0 -26px 0 0 var(--setup-ground), 0 10px 18px -12px rgba(0, 0, 0, .9);
}
#setup#setup[data-experience] .setup-empty { color: var(--setup-muted); font-size: 14px; padding: 18px 0; }
#setup#setup[data-experience] .setup-clear {
    display: block; margin-top: 10px; min-height: 44px; padding: 0; border: 0; background: none;
    color: var(--setup-violet); font: 600 .875rem/1 'Plus Jakarta Sans', sans-serif; text-decoration: underline; text-underline-offset: 4px; cursor: pointer;
}

/* A choice answers the tap: the tick settles in. setup.js redraws every
   card on each tap and puts focus back on the one tapped, so only that
   card's tick moves. */
#setup#setup[data-experience] :is([aria-pressed="true"], [aria-checked="true"]):focus > .setup-tick { animation: setup-tick .2s cubic-bezier(.16, 1, .3, 1); }
@keyframes setup-tick { from { transform: scale(.6); opacity: .4; } }
/* Skip stays a quiet choice, but a readable one. */
#setup#setup[data-experience] .setup-skip { font-size: 13px; color: var(--setup-muted); text-decoration: underline; text-decoration-color: #38383f; text-underline-offset: 4px; }
#setup#setup[data-experience] .setup-skip:hover { color: var(--setup-ink); }

/* The ledger: what has been chosen, beside the desk. */
.setup-ledger { display: none; }

@media (min-width: 1100px) {
    #setup#setup[data-experience="study"] { background: transparent; }
    .setup-art {
        display: block; position: fixed; inset: 0; z-index: 8999; overflow: hidden; background: #111113;
        background-image: image-set(url('/static/onboarding/desk-night-2560.webp') 2x, url('/static/onboarding/desk-night-1600.webp') 1x);
        background-size: cover; background-position: 70% center;
    }
    /* The film plays over the still and ends on the same frame. */
    .setup-art video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 70% center; transition: opacity .6s ease-out; }
    .setup-art.is-settled video { opacity: 0; }
    /* The form side stays solid charcoal; the desk reads to the right. */
    .setup-art::after {
        content: ''; position: absolute; inset: 0; pointer-events: none;
        background: linear-gradient(90deg, #111113 0%, #111113 34%, rgba(17, 17, 19, .82) 46%, rgba(17, 17, 19, 0) 66%),
                    linear-gradient(0deg, rgba(17, 17, 19, .55), rgba(17, 17, 19, 0) 30%);
    }
    #setup#setup[data-experience] .setup-body { padding-left: clamp(40px, 9vw, 160px); padding-right: 24px; }
    #setup#setup[data-experience] .setup-inner { margin: 0; max-width: 520px; }
    #setup#setup[data-experience] .setup-inner.wide { max-width: 1120px; margin: 0 auto; }
    #setup#setup[data-experience] .setup-actions { background: transparent; padding-left: clamp(40px, 9vw, 160px); }
    #setup#setup[data-experience] .setup-actions-inner { margin: 0; max-width: 520px; }
    #setup#setup[data-experience] .setup-body { scrollbar-color: #38383f transparent; }
    .setup-ledger {
        display: grid; grid-template-columns: auto 1fr; gap: 6px 18px; align-items: baseline;
        position: absolute; right: clamp(32px, 5vw, 80px); bottom: clamp(32px, 6vh, 64px); z-index: 2;
        width: min(360px, 30vw); margin: 0; padding: 16px 18px;
        border: 1px solid rgba(245, 245, 247, .12); border-radius: 12px; background: rgba(17, 17, 19, .72);
        backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
    }
    .setup-ledger dt { font: 600 .6875rem/1.4 var(--setup-mono, monospace); letter-spacing: .06em; text-transform: uppercase; color: #b5b5bf; }
    .setup-ledger dd { margin: 0; font: 500 .875rem/1.45 'Plus Jakarta Sans', sans-serif; color: #f5f5f7; overflow-wrap: anywhere; }
}

/* Phone and narrow windows: the desk is a band at the top of the first step. */
@media (max-width: 1099.98px) {
    #setup#setup[data-experience="study"] { background: #111113; }
    #setup#setup[data-experience] .setup-head { background: transparent; }
    #setup#setup[data-experience="study"][data-step="1"] .setup-body {
        background:
            linear-gradient(180deg, #111113 0, rgba(17, 17, 19, .15) 56px, rgba(17, 17, 19, .72) 150px, #111113 235px) 0 0 / 100% 260px no-repeat local,
            url('/static/onboarding/desk-night-band.webp') center 0 / cover no-repeat local,
            #111113;
        background-size: 100% 260px, 100% 260px, auto;
        padding-top: 184px;
    }
}
@media (max-width: 600px) {
    #setup#setup[data-experience] .setup-h { font-size: 30px; }
    #setup#setup[data-experience] .setup-path { gap: 20px; margin-bottom: 28px; }
}

@media (prefers-reduced-motion: reduce) {
    #setup[data-experience] *, #setup[data-experience] *::before, #setup[data-experience] *::after { transition: none !important; animation: none !important; }
    .setup-art video { display: none; }
}
@media (forced-colors: active) {
    #setup[data-experience] .setup-card[aria-pressed="true"], #setup[data-experience] .setup-card[aria-checked="true"] { outline: 2px solid Highlight; }
}