:root{--accent:#2f6f4f;--ink:#111;--bg:#fff;--muted:#666;--line:#ddd;--font-body:system-ui, -apple-system, sans-serif;--font-head:system-ui, -apple-system, sans-serif;}
.table-wrap{display:block;width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 1.5em;overscroll-behavior-x:contain}
table.specs{border-collapse:collapse;width:100%;font-size:.95em}
table.specs th,table.specs td{border-bottom:1px solid var(--line);padding:.45em .6em;text-align:left;vertical-align:top}
table.specs tbody th{font-weight:600;width:45%}
table.specs .muted,.muted{color:var(--muted)}
@media (max-width:600px){table.specs{font-size:.88em}table.specs th,table.specs td{padding:.35em .4em}}
/* Layer 0: bare. Readable semantic HTML, nothing more. */
body{margin:0;font:17px/1.6 system-ui,sans-serif;color:#111;background:#fff}
a{color:#0645ad}
.inner{max-width:1100px;margin:0 auto;padding:0 1rem}
.prose,.lede,.banner p{max-width:65ch}
nav ul{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:1rem}
.listings{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem}
.thumb{display:block;aspect-ratio:4/3;background:#eee;color:#666;text-decoration:none}
.thumb img{width:100%;height:100%;object-fit:contain}
.thumb span{display:block;padding:1rem}
.listing h3{font-size:1rem}

/* Layer 1: typography and spacing rhythm (after Editorial: slab heads, sans body). */
body{font-family:var(--font-body);font-size:16.5px;line-height:1.65;color:var(--ink);background:var(--bg)}
h1,h2,h3{font-family:var(--font-head);font-weight:700;line-height:1.25;margin:0 0 .6em;color:var(--ink)}
h1{font-size:2.4rem;letter-spacing:-.01em}
h2{font-size:1.45rem}
h3{font-size:1.05rem}
p,ul{margin:0 0 1.1em}
main{padding-top:2.5rem;padding-bottom:3rem}
main>section{margin-bottom:3.5rem}
.inner{padding:0 1.5rem}
.lede{font-size:1.12rem;color:#333}
.small,.meta,.crumbs{font-size:.85rem;color:var(--muted)}
.price{font-weight:600;margin:.2em 0}
.listing h3{font-family:var(--font-body);font-weight:600;font-size:.95rem;margin:.8em 0 .3em}
.prose h2{margin-top:2em}
.prose li{margin-bottom:.4em}
@media(max-width:600px){h1{font-size:1.8rem}main{padding-top:1.5rem}}

/* Layer 2: header/nav and footer (Editorial: accent rule under header, quiet footer). */
.site-header{border-bottom:5px solid var(--accent);padding:1.4rem 0 1.1rem}
.site-header .inner{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:.6rem 2rem}
.logo{font-family:var(--font-head);font-size:1.2rem;color:var(--ink);text-decoration:none;display:inline-flex;align-items:center;gap:.5rem;letter-spacing:-.01em}
.logo .mark{display:block;flex:none}
.logo strong{font-weight:700}
nav ul{margin:0;gap:1.6rem}
nav a{color:var(--ink);text-decoration:none;font-size:.82rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase}
nav a:hover,nav a[aria-current]{color:var(--accent)}
.notice{margin:1.2rem auto 0;font-size:.85rem;color:var(--muted)}
.site-footer{border-top:1px solid var(--line);padding:3rem 0 2rem;margin-top:2rem;font-size:.9rem}
.foot-cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2.5rem;margin-bottom:2rem}
.foot-cols h2{font-size:.95rem;margin-bottom:.8em}
.foot-cols ul{list-style:none;padding:0}
.foot-cols li{margin-bottom:.35em}
.foot-cols p{max-width:42ch;color:#444}
.site-footer .small{margin:.3em 0}
@media(max-width:760px){.foot-cols{grid-template-columns:1fr 1fr}.foot-cols section:first-child{grid-column:1/-1}}
@media(max-width:600px){nav ul{gap:1rem}}

/* Layer 3: listing cards, category tiles, guide list, buttons (Editorial .posts / .button, Forty-style tiles but flat). */
.major{border-bottom:2px solid var(--line);margin-bottom:1.6rem}
.major h2,.major h1{margin-bottom:.5em}
.major.split{display:flex;justify-content:space-between;align-items:baseline;gap:1rem}
.major.split a{font-size:.85rem}
.page-head{padding-bottom:.8rem}
.banner{padding:1rem 0 2.5rem;border-bottom:1px solid var(--line)}
.button{display:inline-block;padding:.55em 1.2em;margin:.2em .4em .2em 0;font-size:.8rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;color:var(--accent);box-shadow:inset 0 0 0 2px var(--accent);border-radius:3px}
.button.primary{background:var(--accent);color:#fff}
.tiles{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.tiles li{border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.tiles a{display:block;height:100%;padding:1.1rem 1.2rem;text-decoration:none;color:var(--ink);box-sizing:border-box}
.tiles h3{margin-bottom:.3em}
.tiles p{margin:0;font-size:.88rem;color:var(--muted)}
.listing{display:flex;flex-direction:column}
.thumb{background:#f4f4f4;border:1px solid var(--line);font-size:.8rem}
.listing h3 a{color:var(--ink);text-decoration:none}
.listing .meta{margin-bottom:.6em}
.listing .button{align-self:flex-start;margin-top:auto}
.posts{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0 2.5rem}
.posts article{border-top:1px solid var(--line);padding:1.2rem 0}
.posts h3 a{color:var(--ink);text-decoration:none}
.posts p{font-size:.92rem;color:#444}
.with-aside{display:grid;grid-template-columns:1fr 260px;gap:2.5rem;align-items:start}
.box{border:1px solid var(--line);padding:1.2rem 1.3rem;font-size:.9rem}
.box h2{font-size:1rem}
.box ul{padding-left:1.1rem}
@media(max-width:860px){.with-aside{grid-template-columns:1fr}}
@media(max-width:600px){.listings{grid-template-columns:1fr 1fr;gap:1rem}}

/* Layer 4: accent colour and subtle hovers. No motion beyond colour. */
a{text-decoration-thickness:1px;text-underline-offset:2px}
a:hover{color:var(--ink)}
.tiles a:hover{background:#f7f7f5}
.tiles a:hover h3,.listing h3 a:hover,.posts h3 a:hover{color:var(--accent)}
.thumb:hover{border-color:var(--accent)}
.button:hover{background:var(--accent);color:#fff}
.button.primary:hover{background:var(--ink);box-shadow:inset 0 0 0 2px var(--ink)}
.price{color:var(--accent)}
.box{border-top:3px solid var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
@media(max-width:600px){.listings{grid-template-columns:1fr 1fr}}

/* Data tables and filter links */
table{border-collapse:collapse;width:100%;font-size:.92rem;margin-bottom:1.5em}
th,td{text-align:left;vertical-align:top;padding:.5em .7em .5em 0;border-bottom:1px solid var(--line)}
code{font-size:.88em;background:#f4f4f4;padding:0 .25em}
.filters{font-size:.9rem}

/* Amazon text links and "Get it working" */
.az-list{padding-left:1.1em}
.az-list li{margin-bottom:.6em}
.get-working{margin-top:2.5em}
.get-working dl{margin:0 0 1em}
.get-working dt{font-weight:600;margin-top:.8em}
.get-working dd{margin:0}
.az-note{margin-top:1em}

/* Connector icons (flat, inline) */
svg.conn{fill:none;stroke:currentColor;stroke-width:2;stroke-linejoin:round;vertical-align:middle;flex:none}
svg.conn .pin{fill:currentColor;stroke:none}
svg.conn .pin-l{stroke-width:1.2}
svg.conn .tb,svg.conn .tb *{stroke:var(--accent);fill:none}
.combo{display:inline-flex;align-items:center;gap:.15rem;color:var(--ink);vertical-align:middle}
.combo .cable{opacity:.6}
.az-item{display:flex;gap:.7rem;align-items:flex-start}
.az-ico{flex:0 0 5.5rem;width:5.5rem;overflow:hidden;display:flex;justify-content:center;padding-top:.15rem}
.az-ico .combo,.az-ico svg{max-width:100%;height:auto}
.az-body{flex:1 1 auto;min-width:0}
@media (max-width:520px){.az-ico{flex-basis:3.6rem;width:3.6rem}}
.az-item .combo{margin-top:.15rem}
.az-list{list-style:none;padding-left:0}
.get-working dt .combo{margin-right:.3rem}

/* Isometric art */
.iso,.iso-pair{display:block;max-width:100%;height:auto}
.case-head{display:flex;flex-wrap:wrap-reverse;gap:1rem 2rem;align-items:center;justify-content:space-between}
.case-head>div:last-child{flex:1 1 320px}
.hero-art{flex:0 1 420px;text-align:center}
.hero-ends{margin:.3rem 0 0}
.case-tiles a{display:flex;flex-direction:column;gap:.4rem}
.tile-art{display:block;max-width:220px;margin:0 auto .3rem}
.tile-art svg{width:100%;height:auto}
.port-grid{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:1.2rem}
.port-grid li{border:1px solid var(--line);padding:.8rem;text-align:center}
.port-grid h3{margin:.4rem 0 .2rem}
.pg-art{display:block;max-width:120px;margin:0 auto}
@media (prefers-reduced-motion:no-preference){
  .iso,.iso-pair{transition:transform .25s ease}
  .tiles a:hover .iso-pair,.port-grid li:hover .iso,.hero-art:hover .iso-pair{transform:perspective(600px) rotateX(6deg) rotateY(-8deg) translateY(-3px)}
}

/* Listing ports and USB-C PD */
.ports{display:flex;flex-wrap:wrap;gap:.35rem .6rem;align-items:center;margin:.2rem 0 .4rem;font-size:.75rem;color:var(--muted)}
.port{display:inline-flex;align-items:center;gap:.2rem}
.pd-badge{display:inline-flex;align-items:center;gap:.25rem;font-size:.75rem;padding:.1rem .45rem;border-radius:999px;background:#eef3fb;color:var(--accent);white-space:nowrap}
.pd-badge small{color:var(--muted)}
.charges{display:flex;flex-wrap:wrap;gap:.3rem;align-items:center;font-size:.75rem;margin:.2rem 0 .5rem}
.charges>span{color:var(--muted)}
.ch{display:inline-flex;align-items:center;gap:.2rem;padding:.15rem .5rem;border-radius:3px;text-decoration:none;border:1px solid var(--line);color:var(--ink);min-height:28px;box-sizing:border-box}
.ch i{font-style:normal;font-weight:700}
.ch-full{background:#e7f5ea;border-color:#9fd3ab}
.ch-ok{background:#f1f6ee;border-color:#cfe3c4}
.ch-slow{background:#fdf3e3;border-color:#efcf95}
.specs{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.8rem;margin:0 0 1.5rem}
.specs div{border:1px solid var(--line);padding:.6rem .8rem}
.specs dt{font-size:.8rem;color:var(--muted)}
.specs dd{margin:0;font-weight:700;font-size:1.15rem}
.dev-pick{margin:0 0 1.5rem;display:flex;flex-wrap:wrap;gap:.5rem;align-items:center}
.dev-pick select,.dev-pick button{min-height:44px;font-size:1rem}

/* Mobile */
html{-webkit-text-size-adjust:100%}
body{font-size:16px;overflow-wrap:break-word}
img,svg,video{max-width:100%;height:auto}
.skip{position:absolute;left:-999px;top:0;background:var(--accent);color:#fff;padding:.6rem 1rem;z-index:5}
.skip:focus{left:0}
table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}
table.kv,table.pd-tiers{display:table}
nav a{display:inline-flex;align-items:center;min-height:44px}
.button{min-height:44px;box-sizing:border-box;display:inline-flex;align-items:center}
.foot-cols li a,.crumbs a,.filters a{display:inline-block;padding:.35rem 0;min-height:24px}
code{overflow-wrap:anywhere;word-break:break-word}
.listings-h{font-size:1.05rem;margin:1.4rem 0 .6rem}
.listings-note{margin:-.2rem 0 1rem}
.listing.is-intl .meta{color:var(--muted)}

@media(max-width:600px){
  .site-header{padding:.9rem 0 .5rem}
  .site-header .inner{display:block}
  /* Wrap nav so every link is reachable (scroll alone was clipping on ~390px) */
  nav{margin:.35rem 0 0;overflow:visible}
  nav ul{flex-wrap:wrap;gap:.15rem .85rem;padding:0;row-gap:.1rem}
  nav a{padding:.2rem 0;white-space:normal;letter-spacing:.06em;font-size:.78rem;min-height:36px}
  .inner{padding:0 1rem}
  h1{font-size:1.65rem}
  .listings{grid-template-columns:1fr 1fr;gap:.9rem}
  .listing h3{overflow-wrap:anywhere}
  .thumb{aspect-ratio:4/3}
  .thumb img{object-fit:contain}
  .listing .button{align-self:stretch;justify-content:center;margin-top:auto}
  .tiles{grid-template-columns:1fr}
  .port-grid{grid-template-columns:1fr 1fr}
  .hero-art{flex-basis:100%}
  table.kv th{white-space:nowrap}
  .foot-cols{grid-template-columns:1fr}
  .foot-cols li a{padding:.6rem 0}
  .az-item{gap:.5rem}
  .ch{min-height:44px;padding:0 .7rem}
  .mk-switch{justify-content:flex-start;flex-wrap:wrap;padding-top:.45rem;gap:.35rem}
  .banner .button{margin-bottom:.4rem}
  article.prose code,.prose .small code,code{display:inline;white-space:pre-wrap;font-size:.82em;line-height:1.45}
}

/* Phone-width: single-column listing cards (2-col was cramped at ~390px) */
@media(max-width:480px){
  .listings{grid-template-columns:1fr;gap:1.1rem}
  .listing .button{align-self:flex-start}
}

.mk-switch{display:flex;gap:.4rem;align-items:center;justify-content:flex-end;font-size:.85rem;padding-top:.6rem}
.mk-switch button{font:inherit;padding:.35rem .75rem;border:1px solid #ccc;border-radius:4px;background:#fff;cursor:pointer;line-height:1.4;height:auto;min-height:36px;min-width:2.6rem}
.mk-switch button[aria-pressed="true"]{background:#222;color:#fff;border-color:#222}
.mk-pane[hidden]{display:none}

/* catalog sites: list tables scroll sideways on phones instead of squashing */
.table-wrap{display:block;width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 1.5em;overscroll-behavior-x:contain}
table.specs{display:table;gap:0;width:100%;border-collapse:collapse}
table.specs.list{min-width:640px;width:max-content;max-width:none}
table.specs.list td:first-child,table.specs.list th:first-child{min-width:12em;max-width:18em;overflow-wrap:anywhere}
.filters a{white-space:nowrap}
@media(max-width:600px){
  table.specs.list{font-size:.88rem}
  table.specs.list th,table.specs.list td{padding:.4em .55em .4em 0;white-space:nowrap}
  table.specs.list td:first-child,table.specs.list th:first-child{white-space:normal}
}