/* Home v2 (2026-10-26). Loaded only by home.html.twig. Wide frame, hero band, ticker, paths, library. */
:root{--wrap-wide:104rem}
.wrap-wide,.is-home .site-head .wrap,.is-home .site-foot .wrap{width:min(100% - 2rem,var(--wrap-wide));margin-inline:auto}
@media (min-width:1100px){.wrap-wide,.is-home .site-head .wrap,.is-home .site-foot .wrap{width:min(100% - 4rem,var(--wrap-wide))}}
.sec-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:.3rem 1.4rem;margin:0 0 1.1rem}
.sec-head h2{font-family:var(--serif);font-size:1.75rem;margin:0}
.sec-head p{margin:0;color:var(--muted);max-width:44rem}
/* hero band + decorative layout animation */
.hero-band{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--paper-2),var(--paper));border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;pointer-events:none;opacity:.38;-webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 35%);mask-image:linear-gradient(90deg,transparent 0%,#000 35%)}
.lay{width:100%;height:100%;display:block}
.lay .s{fill-opacity:0;stroke-width:1.4;stroke-dasharray:1;stroke-dashoffset:1;vector-effect:non-scaling-stroke;animation:kl-draw 36s linear infinite;animation-delay:var(--d)}
.lay .m1{stroke:var(--navy);fill:var(--navy)}.lay .m2{stroke:#b8921c;fill:#c9a227}.lay .poly{stroke:#a33;fill:#b33a3a}
.lay .diff{stroke:var(--teal);fill:var(--teal)}.lay .via{stroke:var(--ink);fill:var(--ink)}.lay .nw{stroke:var(--copper);fill:var(--copper)}
@keyframes kl-draw{0%{stroke-dashoffset:1;fill-opacity:0}10%{stroke-dashoffset:0;fill-opacity:0}16%{fill-opacity:.32}70%{stroke-dashoffset:0;fill-opacity:.32;stroke-opacity:1}80%,100%{stroke-dashoffset:0;fill-opacity:0;stroke-opacity:0}}
.hero2{position:relative;display:grid;gap:1.4rem;padding:1.6rem 0 1.8rem;align-items:center}
.hero2 .hero-figure{display:block;border-radius:1rem;overflow:hidden;border:1px solid var(--line);background:var(--paper-2);box-shadow:0 18px 40px -24px rgba(31,26,22,.55)}
.hero2 .hero-figure img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}
.hero-copy{background:color-mix(in srgb,var(--paper) 82%,transparent);border-radius:1rem;padding:.2rem}
.hero2 h1{font-family:var(--serif);font-size:clamp(1.9rem,3.4vw,3.2rem);line-height:1.12;margin:0 0 .6rem;font-weight:600}
.hero2 h1 a{color:inherit;text-decoration:none}
.read-alt{margin-left:.8rem;font-weight:600}
.hero-side{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.side{display:grid;gap:.3rem;text-decoration:none;color:var(--ink);background:color-mix(in srgb,var(--paper) 70%,white);border:1px solid var(--line);border-radius:.8rem;overflow:hidden;padding-bottom:.6rem}
.side img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;display:block}
.side-k{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--copper);padding:0 .7rem}
.side-t{font-family:var(--serif);font-weight:600;line-height:1.25;padding:0 .7rem}
.side:hover{border-color:var(--copper)}
@media (min-width:900px){.hero2{grid-template-columns:1.15fr 1fr}.hero-side{grid-column:1/-1;grid-template-columns:repeat(2,1fr)}}
@media (min-width:600px) and (max-width:1499px){
 .side{grid-template-columns:10rem 1fr;grid-template-rows:auto 1fr;align-items:start;padding:0;column-gap:.2rem}
 .side img{grid-row:1/3;height:100%;aspect-ratio:auto;min-height:5.6rem}
 .side-k{padding:.6rem .7rem 0}.side-t{padding:0 .7rem .6rem}}
@media (min-width:1500px){.hero2{grid-template-columns:1.25fr 1fr .62fr;padding:2.6rem 0}.hero-side{grid-column:auto;grid-template-columns:1fr}}
/* Most read ticker */
.ticker{background:var(--ink);color:var(--paper)}
.tk-row{display:flex;align-items:center;gap:1rem;min-height:3rem}
.tk-label{font-family:var(--sans);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;margin:0;color:#e8a06f;white-space:nowrap}
.tk-viewport{flex:1;min-width:0;overflow:hidden;display:flex;-webkit-mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent);mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent)}
.tk-track{display:flex;gap:2.6rem;margin:0;padding:0 1.3rem;list-style:none;flex:none;animation:kl-tk 70s linear infinite}
.tk-track a{color:var(--paper);text-decoration:none;white-space:nowrap;font-family:var(--serif);font-size:1.02rem}
.tk-track a:hover,.tk-track a:focus{color:#e8a06f;text-decoration:underline}
.tk-n{display:inline-grid;place-items:center;width:1.4rem;height:1.4rem;border-radius:50%;background:var(--copper);color:#fff;font:600 .72rem var(--sans);margin-right:.5rem;vertical-align:.1em}
.ticker:hover .tk-track,.ticker:focus-within .tk-track,.ticker.is-paused .tk-track{animation-play-state:paused}
.tk-pause{background:none;border:1px solid #8a7d70;color:var(--paper);border-radius:999px;width:2rem;height:2rem;font-size:.7rem;cursor:pointer;flex:none}
.tk-pause:focus-visible{outline:2px solid #e8a06f;outline-offset:2px}
@keyframes kl-tk{to{transform:translateX(-100%)}}
/* learning paths */
.paths{padding:2.6rem 0 1rem}
.path-grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fill,minmax(17rem,1fr))}
@media (min-width:1500px){.path-grid{grid-template-columns:repeat(6,1fr)}}
.path{background:color-mix(in srgb,var(--paper) 55%,white);border:1px solid var(--line);border-radius:.9rem;overflow:hidden;padding:0 0 .6rem}
.path-cover img{display:block;width:100%;height:auto;aspect-ratio:2/1;object-fit:cover}
.path h3{font-family:var(--serif);font-size:1.2rem;margin:.7rem .9rem 0}
.path-d{color:var(--muted);font-size:.86rem;margin:.1rem .9rem .5rem;line-height:1.4}
.path-n{display:inline-block;color:var(--copper);font-weight:600}
.path ol{margin:0;padding:0 .9rem 0 2.1rem;font-size:.9rem;line-height:1.45}
.path li{margin:.22rem 0}.path li::marker{color:var(--copper);font-weight:600}
.path a{color:var(--ink);text-decoration:none}.path li a:hover{color:var(--copper);text-decoration:underline}
/* chip tutorial steps */
.series2{padding:2rem 0 1rem}
.steps{list-style:none;margin:0;padding:0;display:grid;gap:.8rem;grid-template-columns:repeat(auto-fill,minmax(12rem,1fr))}
@media (min-width:1100px){.steps{grid-template-columns:repeat(5,1fr)}}
.steps a{display:grid;text-decoration:none;color:var(--ink);border:1px solid var(--line);border-radius:.8rem;overflow:hidden;background:color-mix(in srgb,var(--paper) 55%,white);position:relative;height:100%}
.steps img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;display:block}
.st-n{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--copper);padding:.5rem .8rem 0}
.st-t{font-family:var(--serif);font-weight:600;font-size:1.1rem;padding:0 .8rem .6rem}
@media (min-width:1100px){.steps li{position:relative}.steps li:not(:last-child)::after{content:"→";position:absolute;right:-.72rem;top:40%;color:var(--copper);font-weight:700;z-index:1}}
.steps a:hover{border-color:var(--copper)}
/* library */
.library{padding:2rem 0 2rem}
.lib{display:grid;gap:1.4rem}
@media (min-width:1100px){.lib{grid-template-columns:14rem 1fr}.side-topics{position:sticky;top:1rem;align-self:start}}
.side-topics h2{font:600 .75rem var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 .5rem}
.side-topics ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.4rem}
@media (min-width:1100px){.side-topics ul{flex-direction:column;gap:.15rem}.side-topics .chip{width:100%;text-align:left;border-color:transparent;background:none}.side-topics .chip.is-on{background:var(--ink)}}
.side-topics .chip span{color:var(--muted);font-size:.8em;margin-left:.3rem}.side-topics .chip.is-on span{color:#d7cbb8}
.card-grid2{display:grid;gap:1.1rem;grid-template-columns:repeat(auto-fill,minmax(16.5rem,1fr))}
.card-grid2 .card{display:grid;align-content:start;gap:.35rem;text-decoration:none;color:var(--ink);background:color-mix(in srgb,var(--paper) 55%,white);border:1px solid var(--line);border-radius:.9rem;overflow:hidden;padding:0 0 .8rem;transition:border-color .2s,transform .2s}
.card-grid2 .card:hover{border-color:var(--copper);transform:translateY(-2px)}
.card-grid2 img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;background:var(--paper-2)}
.card-grid2 .card-title,.card-grid2 .card-deck{padding:0 .85rem}
.card-grid2 .card-title{font-size:1.05rem;line-height:1.25}
.card-grid2 .card-deck{font-size:.86rem;line-height:1.4;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-grid2 .card.is-more,.card-grid2 .card.is-off{display:none}
.card-grid2.grid-all .card.is-more{display:grid}.card-grid2.grid-all .card.is-off{display:none}
@media (max-width:700px){.card-grid2:not(.grid-all) .card:nth-child(n+9){display:none}}
.more-row{margin:1.2rem 0 0}
.more-btn{border:1px solid var(--ink);background:var(--ink);color:var(--paper);border-radius:999px;padding:.5rem 1.1rem;font:600 .9rem var(--sans);cursor:pointer;margin-right:.8rem}
.is-home .invite{font-style:italic;color:var(--muted);max-width:none;margin:0 auto 2rem}
@media (max-width:700px){
 .path-grid,.steps{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:.8rem;padding-bottom:.6rem}
 .path{flex:0 0 82%;scroll-snap-align:start}.steps li{flex:0 0 62%;scroll-snap-align:start}}
@media (prefers-reduced-motion:reduce){
 .lay .s{animation:none;stroke-dashoffset:0;fill-opacity:.25}
 .tk-track{animation:none}.tk-dup{display:none}.tk-viewport{overflow-x:auto;-webkit-mask-image:none;mask-image:none}.tk-pause{display:none!important}
 .card-grid2 .card{transition:none}.card-grid2 .card:hover{transform:none}}