/* Commercial Club — typographic directory
   Cool green-grey paper, dark green ink, one left rule as the signature.
   Built to Chrome's Modern Web Guidance: cascade layers, nesting, container queries, :has(),
   fluid type with clamp(rem + vw), deferred rendering for the long list, cross-document view transitions. */
@layer reset, base, layout, components, pages, utilities;

@font-face{font-family:"Newsreader";src:url("/fonts/newsreader-latin-wght-normal.woff2") format("woff2-variations"),url("/fonts/newsreader-latin-wght-normal.woff2") format("woff2");font-weight:200 800;font-style:normal;font-display:swap}
@font-face{font-family:"Public Sans";src:url("/fonts/public-sans-latin-wght-normal.woff2") format("woff2-variations"),url("/fonts/public-sans-latin-wght-normal.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}

/* Same-origin page changes cross-fade; the header stays put. Off for reduced motion. */
@media (prefers-reduced-motion:no-preference){
  @view-transition{navigation:auto}
}

@layer reset{
  :where(*,*::before,*::after){box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
  body{margin:0}
  img{max-width:100%;height:auto;display:block}
}

@layer base{
  :root{
    --bg:#f2f4f3;--ink:#172a2f;--ink-2:#3c4f55;--muted:#55666b;
    --rule:rgba(23,42,47,.12);--rule-2:rgba(23,42,47,.3);
    --green:#1d3238;
    --serif:"Newsreader","Iowan Old Style","Palatino Linotype",Palatino,serif;
    --sans:"Public Sans","Segoe UI",system-ui,sans-serif;
    --wrap:70rem;--gutter:1.5rem;
    color-scheme:light;
    @media (width <= 44rem){--gutter:1.25rem}
    @media (width <= 22.5rem){--gutter:1rem}
  }
  html{scroll-padding-top:1rem}
  body{
    background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:1.0625rem;font-weight:400;line-height:1.6;letter-spacing:0;
    -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
    padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right);
    @media (width <= 22.5rem){font-size:1rem}
  }
  a{
    color:var(--ink);text-decoration-line:underline;text-decoration-thickness:1px;text-underline-offset:.18em;text-decoration-color:var(--rule-2);
    transition:text-decoration-color .15s ease,color .15s ease;touch-action:manipulation;
    @media (hover:hover) and (pointer:fine){&:hover{text-decoration-color:currentColor}}
  }
  :focus-visible{outline:2px solid var(--green);outline-offset:3px}
  h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.15;margin:0;text-wrap:balance}
  p{margin:0 0 1em;text-wrap:pretty}
}

@layer layout{
  .wrap{width:min(var(--wrap),calc(100% - (var(--gutter) * 2)));margin-inline:auto}

  .site-header{
    padding:1.25rem 0;border-bottom:1px solid var(--rule);view-transition-name:site-header;
    @media (width <= 44rem){
      & .wrap{display:flex;flex-direction:column}
      & .header-inner{display:contents}
    }
  }
  .header-inner{display:flex;align-items:flex-end;justify-content:space-between;gap:1.5rem 2rem;flex-wrap:wrap}

  .site-footer{border-top:1px solid var(--rule);padding:2.5rem 0 3rem;font-size:.9375rem;line-height:1.5;color:var(--muted)}
  .foot{
    display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:2rem 3rem;
    @media (width <= 52rem){grid-template-columns:1fr}
  }
}

@layer components{
  .wordmark{
    font-family:var(--serif);font-size:1.5rem;font-weight:500;line-height:1.1;letter-spacing:-.02em;color:var(--ink);text-decoration:none;
    & span{display:block}
    @media (width <= 44rem){order:1}
    @media (width <= 22.5rem){font-size:1.25rem}
  }
  .nav{
    display:flex;gap:.25rem 1.25rem;flex-wrap:wrap;font-size:.9375rem;
    @media (width <= 44rem){order:2;margin-top:.6rem}
    & a{
      color:var(--ink-2);text-decoration:none;padding:.25rem 0;
      &[aria-current="page"]{color:var(--ink);text-decoration:underline;text-decoration-color:var(--ink)}
      @media (hover:hover) and (pointer:fine){&:hover{color:var(--ink);text-decoration:underline}}
    }
  }

  /* hero */
  .hero{
    padding:3.5rem 0 2.75rem;
    & h1{
      font-size:clamp(2.125rem,.5rem + 4.8vw,3.5rem);line-height:1.08;letter-spacing:-.02em;
      @media (width <= 44rem){font-weight:400;font-size:clamp(1.875rem,.75rem + 4.8vw,2.5rem)}
    }
    @media (width <= 44rem){padding:2.5rem 0 2rem}
  }
  .hero-copy{
    border-left:4px solid var(--green);padding-left:1.5rem;max-width:46rem;
    @media (width <= 44rem){padding-left:1rem}
  }
  .lede{margin:1.5rem 0 0;max-width:65ch;font-size:1.125rem;line-height:1.6;color:var(--ink-2)}
  .hero-link{margin:1.25rem 0 0;font-size:.9375rem; & a{color:var(--ink-2)}}

  /* directory */
  .directory{
    padding:3.5rem 0 4rem;border-top:1px solid var(--rule);
    & h2{font-size:clamp(1.5rem,1rem + 1.6vw,2rem);line-height:1.2;letter-spacing:-.015em}
    @media (width <= 44rem){padding:2.75rem 0 3rem}
  }
  #directory{scroll-margin-top:0}
  .dir-sub{margin:.5rem 0 0;max-width:65ch;color:var(--ink-2)}
  .filters{display:flex;flex-wrap:wrap;align-items:flex-end;gap:1.25rem 2.5rem;margin-top:2rem}
  .search{
    flex:1 1 16rem;max-width:26rem;
    & input{
      width:100%;font:inherit;font-size:1rem;color:var(--ink);background:transparent;border:0;border-bottom:1px solid var(--rule-2);border-radius:0;min-height:44px;padding:.5rem 0;-webkit-appearance:none;appearance:none;
      &::placeholder{color:var(--muted);opacity:1}
      &:focus-visible{
        outline:none;border-bottom-color:var(--ink);box-shadow:0 1px 0 0 var(--ink);
        @media (forced-colors:active){outline:2px solid CanvasText;outline-offset:2px}
      }
    }
  }
  .types{
    border:0;margin:0;padding:0;min-width:0;display:flex;flex-wrap:wrap;align-items:baseline;gap:.25rem 1.25rem;font-size:.9375rem;
    & legend{float:left;color:var(--muted);margin-right:.25rem;padding:0}
  }
  .type{
    position:relative;cursor:pointer;color:var(--ink-2);
    & input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
    & span{display:inline-block;padding:.5rem 0;border-bottom:1px solid transparent;line-height:1.3}
    &:has(:checked) span{color:var(--ink);border-bottom-color:var(--ink)}
    &:has(:focus-visible) span{outline:2px solid var(--green);outline-offset:2px}
    @media (hover:hover) and (pointer:fine){&:hover span{color:var(--ink)}}
  }
  .count{font-size:.875rem;color:var(--muted);margin:1.25rem 0 0;font-variant-numeric:tabular-nums}

  .firms{list-style:none;margin:.75rem 0 0;padding:0;border-bottom:1px solid var(--rule);container:firms / inline-size}
  .firm{
    display:grid;grid-template-columns:minmax(12rem,22rem) minmax(0,1fr);gap:.375rem 2rem;padding:1.375rem 0;border-top:1px solid var(--rule);
    /* Rows below the first screen skip rendering until scrolled near. */
    &:nth-child(n+7){content-visibility:auto;contain-intrinsic-size:auto none auto 7.5rem}
    &[hidden]{display:none}
    @container firms (width <= 41.5rem){
      grid-template-columns:1fr;padding:1.125rem 0;
      &:nth-child(n+7){contain-intrinsic-size:auto none auto 10rem}
    }
  }
  .firm-name{
    font-size:1.375rem;font-weight:500;line-height:1.2;letter-spacing:-.015em;
    & a{
      text-decoration-color:transparent;
      @media (hover:hover) and (pointer:fine){&:hover{text-decoration-color:currentColor}}
    }
    @container firms (width <= 41.5rem){font-size:1.25rem}
  }
  .firm-info{
    & p{margin:0;font-size:.9375rem;line-height:1.5}
    & .firm-contact{color:var(--muted);margin-top:.25rem; & a{color:var(--ink-2)}}
  }
  .firm-addr{color:var(--ink)}
  .firm-focus{color:var(--muted)}
  .empty{padding:1.5rem 0; & p{margin-bottom:.5rem}}
  .linkbtn{font:inherit;font-size:.9375rem;color:var(--ink);background:none;border:0;padding:.5rem 0;min-height:44px;cursor:pointer;text-decoration:underline;text-decoration-color:var(--rule-2);text-underline-offset:.18em;touch-action:manipulation}
  .dir-note{margin-top:2rem;max-width:65ch;color:var(--ink-2);font-size:.9375rem}

  /* footer */
  .foot-name{margin:0 0 .35rem;font-family:var(--serif);font-size:1.25rem;line-height:1.25;color:var(--ink)}
  .foot-who{& p{max-width:62ch} & a{color:var(--ink-2)}}
  .foot-legal{font-size:.8125rem;color:var(--muted)}
  .foot-nav{display:flex;flex-direction:column;gap:.375rem;align-items:flex-start; & a{color:var(--ink-2);min-height:28px}}
  .updated{font-size:.8125rem;color:var(--muted);border-top:1px solid var(--rule);padding-top:1rem;margin:2rem 0 0}
}

@layer pages{
  /* firm page */
  .firm-page{padding-top:1.5rem;padding-bottom:4.5rem}
  .crumbs{font-size:.875rem;color:var(--muted);margin-bottom:2.5rem; & a{color:var(--ink-2)}}
  .firm-head{
    padding-bottom:1.5rem;border-bottom:1px solid var(--rule);margin-bottom:2rem;
    & h1{font-size:clamp(2rem,.5rem + 4.2vw,3rem);line-height:1.1;letter-spacing:-.02em;max-width:22ch}
  }
  .firm-sub{color:var(--ink-2);font-size:1.0625rem;margin:.875rem 0 0;max-width:65ch}
  .firm-body{
    display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:2rem 4rem;align-items:start;
    @media (width <= 52rem){grid-template-columns:1fr}
  }
  .writeup{
    & p{font-size:1.125rem;line-height:1.65;max-width:62ch}
    & .disclose{font-size:.8125rem;line-height:1.5;color:var(--muted);margin-top:1.5rem}
  }
  .facts{
    margin:0;border-top:1px solid var(--rule);
    & > div{
      display:grid;grid-template-columns:8.5rem minmax(0,1fr);gap:1rem;padding:.75rem 0;border-bottom:1px solid var(--rule);font-size:.9375rem;
      @media (width <= 44rem){grid-template-columns:1fr;gap:.125rem}
    }
    & dt{color:var(--muted)}
    & dd{margin:0;overflow-wrap:anywhere}
  }
  .sources{
    margin-top:3.5rem;max-width:65ch;font-size:.9375rem;
    & h2{font-size:1.375rem;margin-bottom:.75rem}
    & ul{margin:0 0 1rem;padding-left:1.1rem}
    & li{margin-bottom:.375rem;overflow-wrap:anywhere}
    & li .muted{display:block;font-size:.875rem}
  }
  .pager{
    display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:3.5rem;border-top:1px solid var(--rule);padding-top:1.25rem;
    & a{display:block;text-decoration:none;color:var(--ink);min-height:44px;font-family:var(--serif);font-size:1.125rem;line-height:1.3}
    & .next{text-align:right}
    @media (hover:hover) and (pointer:fine){& a:hover .pager-n{text-decoration:underline;text-underline-offset:.18em}}
  }
  .pager-k{display:block;font-family:var(--sans);font-size:.8125rem;color:var(--muted);margin-bottom:.125rem}

  /* prose pages */
  .prose-page{
    padding-top:3.5rem;padding-bottom:4.5rem;
    & h1{font-size:clamp(2rem,.5rem + 4.2vw,3rem);line-height:1.1;letter-spacing:-.02em;max-width:20ch}
    @media (width <= 44rem){padding-top:2.5rem}
  }
  .page-sub{color:var(--ink-2);font-size:1.0625rem;margin:.875rem 0 2.5rem;max-width:65ch}
  .prose{
    max-width:65ch;
    & h2{font-size:1.5rem;line-height:1.25;margin:2.5rem 0 .75rem; &:first-child{margin-top:0}}
    & ul{padding-left:1.25rem;margin:0 0 1rem}
    & li{margin-bottom:.5rem}
  }
  .about-grid{
    display:grid;grid-template-columns:minmax(0,16.5rem) minmax(0,1fr);gap:2rem 3rem;align-items:start;
    & img{width:100%;background:#d9dfdd}
    @media (width <= 44rem){grid-template-columns:1fr; & img{max-width:15rem}}
  }
  .table-wrap{overflow-x:auto;margin-bottom:1.5rem}
  .credits{
    border-collapse:collapse;width:100%;min-width:34rem;font-size:.9375rem;
    & th,& td{text-align:left;padding:.75rem 1rem .75rem 0;border-top:1px solid var(--rule);vertical-align:top;font-weight:400}
    & th{color:var(--muted);font-size:.8125rem}
  }
}

@layer utilities{
  .sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
  .muted{color:var(--muted)}
  .skip{position:absolute;left:var(--gutter);top:-4rem;z-index:20;background:var(--ink);color:var(--bg);padding:.5rem .75rem;text-decoration:none; &:focus{top:.75rem;color:var(--bg)}}
  @media print{.nav,.filters,.pager,.skip{display:none}}
}