/*
 * Reading speed test. One column, one step at a time, set like an exam paper
 * on the same marked-up page as the rest of the site.
 */

.tool { padding-block: clamp(2.5rem, 1.5rem + 4vw, 5.5rem) clamp(4rem, 3rem + 4vw, 7rem); }

.tool__head { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.5rem var(--gutter); margin-bottom: clamp(2.5rem, 2rem + 2vw, 4rem); }
.tool__head .folio { display: flex; flex-wrap: wrap; align-items: center; gap: .4em 1em; margin: 0 0 1.4rem; max-width: none; }
.tool__head .folio b { color: var(--ink); font-weight: 600; }
.tool__head .folio::after { content: ''; flex: 1; min-width: 3rem; border-top: var(--rule); }
.tool__head h1 { font-size: clamp(2.4rem, 1.5rem + 4.4vw, 5.2rem); max-width: 14ch; margin-bottom: .4em; }
.tool__head .lede { max-width: 50ch; }
.tool__aside { max-width: 26em; align-self: end; font-size: var(--step-0); }

@media (min-width: 64em) {
    .tool__head { grid-template-columns: minmax(0, 8fr) minmax(0, 3fr); column-gap: calc(var(--gutter) * 2); }
}

.step { max-width: 46rem; }
.step > h2 { font-size: var(--step-2); margin-bottom: .6em; }
.step > h2:focus { outline: none; }
.step > h2:focus-visible { outline: 3px solid var(--ink); outline-offset: 6px; }
.step__note { color: var(--ink-soft); }
.step__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; margin-top: 1.8rem; }

/* Step 1: passage picker */
.pick { margin: 0; padding: 0; border: 0; min-width: 0; }
.pick legend { font: 600 var(--step--1)/1.5 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-faint); padding: 0; margin-bottom: 1rem; }
.pick__list { display: grid; gap: 1rem; margin: 0; padding: 0; list-style: none; }

.pick__item { position: relative; }
.pick__item input { position: absolute; top: 1.2rem; left: 1.2rem; width: 24px; height: 24px; margin: 0; accent-color: var(--ink); cursor: pointer; }
.pick__item label {
    display: block;
    min-height: 44px;
    padding: 1.1rem 1.3rem 1.2rem 3.4rem;
    cursor: pointer;
    transition: transform .12s ease, box-shadow .12s ease;
}
.pick__item label:hover { transform: translate(-1px, -1px); box-shadow: var(--shadow-hard); }
.pick__item input:checked + label { border-color: var(--ink); box-shadow: 5px 5px 0 var(--marker-deep); }
.pick__item input:focus-visible + label { outline: 3px solid var(--ink); outline-offset: 3px; }
.pick__title { display: block; font: 560 var(--step-1)/1.15 var(--font-display); font-variation-settings: 'opsz' 40; letter-spacing: -.012em; margin-bottom: .25em; }
.pick__meta { display: flex; flex-wrap: wrap; gap: .2em 1em; font-size: .78rem; }
.pick__meta .lvl { color: var(--ink); font-weight: 600; }
.pick__meta .lvl--medium::before, .pick__meta .lvl--harder::before { content: ''; }

@media (min-width: 48em) {
    .pick__list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* Step 2: the passage */
.read { padding: clamp(1.3rem, 1rem + 2vw, 2.6rem); margin-top: 1.4rem; }
.read__title { font-size: var(--step-2); margin-bottom: .7em; }
.read__text p {
    max-width: none;
    font-family: var(--font-display);
    font-variation-settings: 'opsz' 15;
    font-size: clamp(1.1rem, 1.02rem + .4vw, 1.3rem);
    line-height: 1.68;
    margin-bottom: 1.1em;
}
.read__text p:last-child { margin-bottom: 0; }

/* Step 3: the questions */
.quiz { display: grid; gap: 1.6rem; margin-top: 1.6rem; }
.quiz fieldset { margin: 0; padding: 1.2rem 1.3rem 1.3rem; border: var(--rule); background: var(--sheet); min-width: 0; }
.quiz legend { font: 520 var(--step-1)/1.25 var(--font-display); font-variation-settings: 'opsz' 40; letter-spacing: -.01em; padding: 0 .4em; margin-left: -.4em; }
.quiz legend .q-n { font: 600 .7em/1 var(--font-mono); letter-spacing: .08em; color: var(--pencil-deep); margin-right: .6em; vertical-align: .15em; }
.quiz .opts { display: grid; gap: .3rem; margin-top: .8rem; }
.quiz .opt { display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: .8rem; align-items: start; min-height: 44px; padding: .55rem .5rem; border-radius: var(--radius); cursor: pointer; }
.quiz .opt:hover { background: var(--paper); }
.quiz .opt input { width: 24px; height: 24px; margin: .1em 0 0; accent-color: var(--ink); }
.quiz .opt span { line-height: 1.45; }
.quiz fieldset.is-missing { border-color: var(--pencil-deep); box-shadow: 0 0 0 2px var(--pencil-deep); }

.form-error { margin: 1rem 0 0; font-weight: 600; color: var(--pencil-deep); }
.form-error:empty { display: none; }

/* Step 4: the result */
.result__stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr)); gap: 1.5rem var(--gutter); margin: 1.5rem 0 2rem; padding: 1.5rem 0; border-top: var(--rule-ink); border-bottom: var(--rule); }
.stat { margin: 0; }
.stat dt { font: 600 var(--step--1)/1.5 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-faint); }
.stat dd { margin: .1em 0 0; font: 500 clamp(2.6rem, 2rem + 3vw, 4.4rem)/1 var(--font-display); font-variation-settings: 'opsz' 144; letter-spacing: -.03em; }
.stat dd small { font: 500 var(--step--1)/1.4 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-soft); margin-left: .35em; }
.stat--eff dd { position: relative; display: inline-block; padding: 0 .1em; background: var(--marker-stroke) no-repeat 0 76% / 100% 40%; }
.result__average { margin: -.8rem 0 1.5rem; }
.result__text p { max-width: 62ch; }

.review { margin: 2rem 0 0; padding: 0; list-style: none; display: grid; gap: .6rem; border-top: var(--rule); padding-top: 1.4rem; }
.review li { display: grid; grid-template-columns: 1.6rem minmax(0, 1fr); gap: .7rem; align-items: start; font-size: var(--step--1); color: var(--ink-soft); }
.review svg { width: 1.5rem; height: 1.3rem; fill: none; stroke: var(--pencil); stroke-width: 3.2; stroke-linecap: round; stroke-linejoin: round; margin-top: .1em; }
.review .is-right svg { stroke: var(--pass); }
.review b { color: var(--ink); font-weight: 600; }

.result__cta { margin-top: 2.5rem; padding: clamp(1.4rem, 1rem + 1.6vw, 2.2rem); border: var(--rule-ink); border-top-width: 7px; background: var(--sheet); box-shadow: var(--shadow-hard); }
.result__cta h3 { font-size: var(--step-2); margin-bottom: .4em; }
.result__cta p { color: var(--ink-soft); }
.result__cta .btn { margin-top: .5rem; }

/* Tool FAQ */
.tool-faq { padding-top: clamp(3.5rem, 2.5rem + 4vw, 6rem); margin-top: clamp(3.5rem, 2.5rem + 4vw, 6rem); border-top: var(--rule); }
.tool-faq .sec-head h2 { max-width: 20ch; }
.tool-faq .faq { max-width: 46rem; }