/* Web-Learning — home page (prefix h-). Tokens and shared helpers live in site.css. */

.page-home main>section{margin-block:clamp(56px,7vw,104px)}
.page-home main>section.h-hero{margin-top:0}
.page-home main>section.h-ticker{margin-top:clamp(20px,3vw,36px)}
.page-home .code :focus-visible,.page-home .code:focus-visible{outline-color:var(--lime)}
.h-hero__grid>*,.h-shelves__grid>*,.h-source__grid>*,.h-plan__grid>*,.h-limits__grid>*,.h-faq__grid>*{min-width:0}

/* ---------- 1 · editor-bento ---------- */
.h-hero{padding-top:clamp(14px,2vw,24px)}
.h-hero__grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));grid-template-rows:minmax(0,1.15fr) minmax(0,1fr) minmax(0,.8fr);
  grid-template-areas:"a a a b b b" "a a a c c d" "e e f c c d";gap:var(--gap);min-height:min(86vh,780px)}
.h-hero__intro{grid-area:a;display:flex;flex-direction:column}
.h-hero__intro h1{font-size:clamp(2rem,3.7vw,3.5rem);margin:auto 0 .45em;max-width:15ch}
.h-hero__sub{color:var(--muted);font-size:clamp(1.02rem,1.25vw,1.15rem);max-width:46ch}
.h-hero__ctas{display:flex;flex-wrap:wrap;gap:10px;margin-top:clamp(16px,2vw,28px)}

.h-hero__code{grid-area:b;display:flex;flex-direction:column;font-size:clamp(.82rem,1vw,.95rem)}
.h-hero__code ol{flex:1;display:flex;flex-direction:column;justify-content:center;overflow-x:auto}
.h-type{display:inline-block;vertical-align:bottom;overflow:hidden;white-space:pre;width:var(--n,19ch);animation:type 1.6s steps(19,end) .4s both}
@keyframes type{from{width:0}to{width:var(--n,19ch)}}

.h-hero__preview{grid-area:c;padding:0;display:flex;flex-direction:column;background:var(--tile)}
.h-browser__bar{display:flex;align-items:center;gap:7px;padding:10px 12px;background:var(--tile-2);border-bottom:1px solid var(--line)}
.h-browser__bar i{width:10px;height:10px;border-radius:50%;background:#c9c5bb;flex:none}
.h-browser__bar span{flex:1;margin-left:8px;padding:4px 12px;border-radius:8px;background:var(--tile);border:1px solid var(--line);font-size:.8rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
/* an unstyled page: what a browser draws before any CSS */
.h-browser__page{flex:1;padding:clamp(18px,2vw,28px);font-family:Georgia,'Times New Roman',serif;color:#000}
.h-browser__h1{font-size:clamp(1.7rem,2.4vw,2.2rem);font-weight:700;line-height:1.15;margin:0 0 .5em;letter-spacing:0}
.h-browser__lead{font-size:1.05rem;margin:0}
.h-hero__note{margin:0;padding:12px clamp(18px,2vw,28px);border-top:1px dashed var(--line);font-size:.8rem;color:var(--muted)}

.h-hero__photo{grid-area:d}
.h-hero__photo img{height:100%;min-height:100%}

.h-hero__stats{grid-area:e;display:flex;align-items:center}
.h-hero__stats dl{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:0;width:100%}
.h-hero__stats div{display:flex;flex-direction:column-reverse;gap:4px;border-left:2px solid var(--lime);padding-left:12px}
.h-hero__stats dd{margin:0;font-size:clamp(1.7rem,2.6vw,2.5rem);font-weight:500;line-height:1;color:var(--green)}
.h-hero__stats dt{font-size:.85rem;color:var(--muted);line-height:1.3}

.h-hero__plan{grid-area:f;display:flex;flex-direction:column;justify-content:space-between;gap:12px}
.h-hero__plan-k{font-size:.8rem;color:var(--muted)}
.h-hero__plan-t{font-size:clamp(1.15rem,1.5vw,1.4rem);font-weight:700;line-height:1.15;letter-spacing:-.01em}
.h-hero__plan:hover .h-hero__plan-t span{display:inline-block;transform:translateX(4px)}

@media (max-width:1100px){
  .h-hero__grid{grid-template-columns:repeat(4,minmax(0,1fr));grid-template-rows:none;grid-auto-rows:auto;min-height:0;
    grid-template-areas:"a a a d" "a a a d" "b b c c" "e e e f"}
  .h-hero__photo img{position:absolute;inset:0}
  .h-hero__preview{min-height:240px}
}
@media (max-width:640px){
  .h-hero__grid{grid-template-columns:minmax(0,1fr);grid-template-areas:"a" "b" "c" "d" "e" "f"}
  .h-hero__intro h1{margin-top:.2em}
  .h-hero__photo{aspect-ratio:4/3}
  .h-hero__preview{min-height:0}
  .h-hero__stats dl{gap:8px}
  .h-hero__stats div{padding-left:8px}
  .h-hero__plan{min-height:112px}
}

/* ---------- 2 · stack-ticker ---------- */
.h-ticker{background:var(--green);color:var(--cream);padding:clamp(16px,2vw,22px) 0;overflow:hidden}
.h-ticker__view{overflow:hidden}
.h-ticker__track{display:flex;width:max-content;animation:ticker 40s linear infinite}
.h-ticker__group{display:flex;align-items:center;gap:clamp(14px,1.6vw,22px);margin:0;padding-right:clamp(14px,1.6vw,22px);white-space:nowrap;font-size:clamp(1rem,1.5vw,1.25rem);font-weight:500}
.h-ticker__group b{color:var(--lime);font-weight:400}
.h-ticker:hover .h-ticker__track,.h-ticker:focus-within .h-ticker__track{animation-play-state:paused}
@keyframes ticker{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){
  .h-ticker__track{animation:none;width:auto;padding:0 var(--pad)}
  .h-ticker__group{flex-wrap:wrap;white-space:normal;row-gap:6px}
  .h-ticker__group+.h-ticker__group{display:none}
}

/* ---------- 3 · pick-a-situation ---------- */
.h-shelves__grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:var(--gap);
  grid-template-areas:"h h h o o o" "e e e i i i" "e e e n n n"}
.h-shelves__head{grid-area:h;align-self:end;padding:0 clamp(0px,1vw,12px) 8px 0}
.h-shelves__head h2{max-width:16ch}
.h-shelf:nth-child(2){grid-area:e}
.h-shelf:nth-child(3){grid-area:o}
.h-shelf:nth-child(4){grid-area:i}
.h-shelf:nth-child(5){grid-area:n}
.h-shelf{padding:0;display:grid;transition:transform .25s ease,box-shadow .25s ease}
.h-shelf:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.h-shelf__media{position:relative;overflow:hidden;min-height:150px}
.h-shelf__media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.h-shelf__body{padding:clamp(18px,2vw,28px);display:flex;flex-direction:column;align-items:flex-start}
.h-shelf__body h3{margin-bottom:.35em}
.h-shelf__body p{color:var(--muted);margin-bottom:.8em}
.h-shelf__meta{font-size:.85rem;color:var(--ink)!important}
.h-shelf__link{display:inline-flex;align-items:center;gap:.35em;min-height:44px;margin-top:auto;font-weight:600}
.h-shelf--big{grid-template-rows:minmax(220px,1fr) auto}
.h-shelf--big h3{font-size:clamp(1.4rem,2.2vw,1.9rem)}
.h-shelf--side{grid-template-columns:minmax(110px,30%) minmax(0,1fr)}
.h-shelf--lime{grid-template-columns:minmax(0,1fr) minmax(110px,30%)}
.h-shelf--lime .h-shelf__media{order:2}
.h-shelf--lime .h-shelf__body p{color:var(--ink)}
.h-shelf--lime .h-shelf__link{color:var(--ink)}
@media (max-width:860px){
  .h-shelves__grid{grid-template-columns:minmax(0,1fr);grid-template-areas:none}
  .h-shelves__head,.h-shelf:nth-child(n){grid-area:auto}
  .h-shelf--big{grid-template-rows:auto auto}
  .h-shelf--big .h-shelf__media{aspect-ratio:16/9;min-height:0}
}
@media (max-width:420px){
  .h-shelf--side,.h-shelf--lime{grid-template-columns:96px minmax(0,1fr)}
  .h-shelf--lime .h-shelf__media{order:0}
}

/* ---------- 4 · view-source ---------- */
.h-source__head{max-width:68ch;margin-bottom:clamp(20px,3vw,36px)}
.h-source__grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:var(--gap);align-items:start}
.h-source__code{position:sticky;top:96px;font-size:clamp(.8rem,1.05vw,.98rem)}
.h-source__code ol{overflow-x:auto;padding-block:22px 26px}
.h-pin{display:inline-grid;place-items:center;width:1.7em;height:1.7em;margin-left:.9em;border-radius:50%;background:var(--lime);color:var(--ink);font-size:.8rem;font-weight:600;line-height:1;vertical-align:.05em}
.h-source__side{display:grid;gap:var(--gap)}
.h-notes{list-style:none;margin:0;padding:0;display:grid;gap:4px}
.h-notes li{position:relative;padding:14px 0 14px 48px;border-bottom:1px solid var(--line)}
.h-notes li:first-child{padding-top:4px}
.h-notes li:first-child .h-notes__n{top:2px}
.h-notes__n{position:absolute;left:0;top:12px;display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--lime);color:var(--ink);font-size:.85rem;font-weight:600}
.h-notes code{font-size:.85em;background:var(--tile-2);padding:.1em .35em;border-radius:5px;overflow-wrap:anywhere}
.h-result__k{font-size:.8rem;color:var(--muted);margin-bottom:12px}
.h-result__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.h-result__grid i{display:grid;place-items:center;height:52px;border-radius:10px;background:var(--tile-2);border:1px solid var(--line);font-style:normal}
.h-result__grid i:nth-child(odd){background:var(--lime);border-color:var(--lime)}
.h-result__grid .h-result__f{grid-column:span 2;background:var(--green)!important;border-color:var(--green)!important;color:var(--cream);font-family:var(--font-mono);font-size:.8rem}
.h-source__photo{aspect-ratio:3/2}
.h-source__links{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin:4px 0 0}
@media (max-width:900px){
  .h-source__grid{grid-template-columns:minmax(0,1fr)}
  .h-source__code{position:static}
}

/* ---------- 5 · build-log ---------- */
.h-log{background:var(--code);color:var(--code-text);padding:clamp(56px,7vw,96px) 0}
.h-log__head{max-width:62ch}
.h-log__head h2{color:var(--cream)}
.h-log__head p:last-child{color:var(--code-text)}
.h-log .path{color:var(--code-muted)}
.h-log .path::before{background:var(--lime)}
.h-log a{color:var(--lime)}
.h-log__strip{list-style:none;display:flex;gap:var(--gap);overflow-x:auto;scroll-snap-type:x mandatory;scroll-padding-left:0;
  margin:clamp(24px,3vw,36px) calc(50% - 50vw) 0 0;padding:4px var(--pad) 18px 0;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.25) transparent}
.h-log__strip:focus-visible{outline-color:var(--lime)}
.h-log__card{flex:0 0 min(300px,78vw);scroll-snap-align:start;display:flex;flex-direction:column;gap:10px;min-height:270px;padding:24px;
  border:1px solid rgba(255,255,255,.12);border-radius:var(--r);background:rgba(255,255,255,.02);transition:border-color .2s ease,transform .25s ease}
.h-log__card:hover{border-color:rgba(220,239,122,.55);transform:translateY(-4px)}
.h-log__no{font-size:2.1rem;line-height:1;color:var(--lime);font-weight:500}
.h-log__card h3{color:var(--cream);font-size:1.18rem;margin:6px 0 0}
.h-log__course{margin:auto 0 0;font-size:.95rem}
.h-log__meta{margin:0;font-size:.8rem;color:var(--code-muted)}
.h-log__meta .price{color:var(--code-text)}
.h-log__bar{display:none;height:3px;margin-top:6px;border-radius:3px;background:rgba(255,255,255,.12);overflow:hidden}
html.js .h-log__bar{display:block}
.h-log__bar span{display:block;height:100%;background:var(--lime);transform-origin:left center;transform:scaleX(var(--p,.25));transition:transform .12s linear}

/* ---------- 6 · weeks-planner ---------- */
.h-plan__grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:var(--gap)}
.h-plan__form{grid-column:span 4}
.h-plan__out{grid-column:span 2;display:flex;flex-direction:column}
.h-plan__intro{color:var(--muted);max-width:56ch}
.h-plan__goals{border:0;margin:clamp(14px,2vw,24px) 0 0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.h-plan__goals legend{font-weight:600;margin-bottom:10px;padding:0}
.h-radio{display:flex;align-items:flex-start;gap:12px;min-height:64px;padding:14px 16px;border:1.5px solid var(--line);border-radius:var(--r-btn);background:var(--bg);cursor:pointer;transition:border-color .15s ease,background-color .15s ease}
.h-radio:hover{border-color:var(--ink)}
.h-radio:has(input:checked){border-color:var(--green);background:var(--tile)}
.h-radio input{width:20px;height:20px;margin:2px 0 0;accent-color:var(--green);flex:none}
.h-radio span{display:flex;flex-direction:column;gap:2px;min-width:0}
.h-radio small{color:var(--muted);font-size:.875rem}
.h-plan__row{display:flex;flex-wrap:wrap;align-items:flex-end;gap:12px 16px;margin-top:20px}
.h-plan__hours{display:flex;flex-direction:column;gap:6px;font-weight:600}
.h-plan__hours select{min-height:48px;min-width:160px;padding:0 14px;border:1.5px solid var(--ink);border-radius:var(--r-btn);background:var(--tile);font-family:var(--font-mono);font-weight:500}
.h-plan__k{font-size:.85rem;margin-bottom:14px}
.h-plan__list{list-style:none;margin:0 0 16px;padding:0;counter-reset:pl}
.h-plan__list li{counter-increment:pl;display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:10px;align-items:baseline;padding:10px 0;border-bottom:1px solid rgba(22,25,29,.18);font-size:.95rem;line-height:1.35}
.h-plan__list li::before{content:counter(pl,decimal-leading-zero);font-family:var(--font-mono);font-size:.8rem}
.h-plan__list a{text-decoration-thickness:1px}
.h-plan__sum{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:0 0 16px}
.h-plan__sum div{display:flex;flex-direction:column-reverse;gap:2px}
.h-plan__sum dt{font-size:.85rem}
.h-plan__sum dd{margin:0;font-size:clamp(1.15rem,1.6vw,1.45rem);font-weight:500;line-height:1.1}
.h-plan__alt{font-size:.95rem}
.h-plan__fine{margin-top:auto;padding-top:12px;font-size:.875rem;color:var(--muted)}
@media (max-width:1024px){
  .h-plan__form,.h-plan__out{grid-column:1 / -1}
}
@media (max-width:560px){
  .h-plan__goals{grid-template-columns:minmax(0,1fr)}
  .h-plan__row .btn{width:100%}
  .h-plan__hours,.h-plan__hours select{width:100%}
}

/* ---------- 7 · honest-limits ---------- */
.h-limits__grid{display:grid;grid-template-columns:minmax(0,.75fr) minmax(0,1.25fr);gap:clamp(20px,4vw,64px);align-items:start}
.h-limits__note{position:sticky;top:96px;padding-bottom:24px}
.h-limits__note p{margin:0;padding:0 24px}
.h-limits__com{padding-top:22px!important;font-size:.9rem}
.h-limits__txt{padding-top:12px!important;font-family:var(--font-sans);font-size:clamp(1.15rem,1.7vw,1.45rem);line-height:1.4;color:var(--cream)}
.h-limits__body h2{margin-bottom:.7em}
.h-limits__list{list-style:none;margin:0;padding:0;counter-reset:lim}
.h-limits__list li{counter-increment:lim;position:relative;padding:18px 0 18px 64px;border-top:1px solid var(--line);color:var(--muted);max-width:68ch}
.h-limits__list li:last-child{border-bottom:1px solid var(--line)}
.h-limits__list li::before{content:counter(lim,decimal-leading-zero);position:absolute;left:0;top:16px;font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:1.35rem;font-weight:500;color:var(--green)}
.h-limits__list b{display:block;color:var(--ink);font-size:1.08rem;margin-bottom:2px}
@media (max-width:860px){
  .h-limits__grid{grid-template-columns:minmax(0,1fr)}
  .h-limits__note{position:static}
  .h-limits__list li{padding-left:48px}
}

/* ---------- 8 · where-people-learn ---------- */
.h-mosaic__head{margin-bottom:clamp(20px,3vw,32px)}
.h-mosaic__head .lead{max-width:56ch}
.h-mosaic__grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr) minmax(0,1fr);grid-template-rows:repeat(2,clamp(200px,22vw,330px));gap:8px}
.h-mosaic__item{position:relative;margin:0;overflow:hidden;background:var(--tile-2)}
.h-mosaic__item--big{grid-row:span 2}
.h-mosaic__item img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.h-mosaic__item:hover img{transform:scale(1.03)}
.h-mosaic__item figcaption{position:absolute;left:12px;right:12px;bottom:12px;display:flex}
.h-mosaic__chip{display:inline-flex;align-items:center;gap:.4em;min-height:44px;padding:6px 14px;border-radius:999px;background:var(--tile);color:var(--ink);font-size:.9rem;font-weight:500;line-height:1.2;text-decoration:none;border:1px solid var(--line)}
.h-mosaic__chip:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
@media (max-width:760px){
  .h-mosaic__grid{grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:none;grid-auto-rows:clamp(170px,42vw,260px)}
  .h-mosaic__item--big{grid-column:span 2;grid-row:span 2}
  .h-mosaic__chip{font-size:.85rem;padding:6px 12px}
  .h-mosaic__item figcaption{left:8px;right:8px;bottom:8px}
}

/* ---------- 9 · questions-console ---------- */
.h-faq__grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(24px,5vw,72px);align-items:start}
.h-faq__aside{position:sticky;top:96px;max-width:44ch}
.h-faq__aside p:last-child{color:var(--muted)}
.h-faq__list{background:var(--tile);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.h-faq__list::before{content:"~/help \2014  zsh";display:block;padding:10px 18px 10px 72px;background:radial-gradient(circle at 23px 50%,#c9c5bb 5px,transparent 5.5px),radial-gradient(circle at 39px 50%,#c9c5bb 5px,transparent 5.5px),radial-gradient(circle at 55px 50%,#c9c5bb 5px,transparent 5.5px),var(--tile-2);font-family:var(--font-mono);font-size:.8rem;color:var(--muted);border-bottom:1px solid var(--line);white-space:pre}
.h-q{border-bottom:1px solid var(--line)}
.h-q:last-child{border-bottom:0}
.h-q summary{display:flex;align-items:center;gap:14px;min-height:60px;padding:12px clamp(16px,2vw,24px);cursor:pointer;list-style:none;font-weight:600;line-height:1.35}
.h-q summary::-webkit-details-marker{display:none}
.h-q summary::after{content:"+";margin-left:auto;font-family:var(--font-mono);font-size:1.3rem;font-weight:400;color:var(--green);transition:transform .2s ease;flex:none}
.h-q[open] summary::after{transform:rotate(45deg)}
.h-q summary:hover{background:var(--bg)}
.h-q summary:focus-visible{outline-offset:-3px}
.h-q__p{color:var(--green);font-weight:500;flex:none}
.h-q__a{padding:0 clamp(16px,2vw,24px) 18px calc(clamp(16px,2vw,24px) + 1.6em);color:var(--muted);max-width:68ch}
@media (max-width:860px){
  .h-faq__grid{grid-template-columns:minmax(0,1fr)}
  .h-faq__aside{position:static}
}

/* ---------- 10 · ship-cta ---------- */
.page-home main>section.h-cta{margin-bottom:0}
.h-cta{position:relative;isolation:isolate;overflow:hidden;padding:clamp(72px,10vw,150px) 0;color:var(--cream)}
.h-cta__bg{position:absolute;inset:0;width:100%;height:100%!important;object-fit:cover;z-index:-2}
.h-cta::before{content:"";position:absolute;inset:0;background:var(--green);opacity:.86;z-index:-1}
.h-cta__inner{display:flex;flex-direction:column;align-items:flex-start}
.h-cta__k{color:var(--lime);font-size:.95rem;margin-bottom:14px}
.h-cta h2{font-size:clamp(2rem,4.6vw,3.8rem);max-width:16ch;color:var(--cream)}
.h-cta p{max-width:52ch;font-size:1.1rem}
.h-cta .btn{margin-top:clamp(16px,2vw,24px)}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  .h-type{animation:none;width:auto}
  .h-shelf:hover,.h-log__card:hover{transform:none}
  .h-mosaic__item:hover img{transform:none}
  .h-log__bar span{transition:none}
}