/* Rural Broadband Guide — field-survey identity */

:root{
  --paper:#EEF0E9;
  --surface:#E4E8DC;
  --ink:#16241F;
  --ink-soft:#40544A;
  --pine:#2C4A3E;
  --gold:#C08A12;
  --gold-bright:#D9A118;
  --clay:#9E4E2A;
  --mist:#C2CAB8;
  --hair:#B8C1AC;
  --shadow:rgba(22,36,31,.10);
  --max:70rem;
}

@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#0F1814;
    --surface:#1D2D25;
    --ink:#E6EBE1;
    --ink-soft:#A9B7A6;
    --pine:#8FBBA4;
    --gold:#E4B341;
    --gold-bright:#EFC451;
    --clay:#D98456;
    --mist:#33453B;
    --hair:#2C3D34;
    --shadow:rgba(0,0,0,.45);
  }
}

:root[data-theme="dark"]{
  --paper:#0F1814;
  --surface:#1D2D25;
  --ink:#E6EBE1;
  --ink-soft:#A9B7A6;
  --pine:#8FBBA4;
  --gold:#E4B341;
  --gold-bright:#EFC451;
  --clay:#D98456;
  --mist:#33453B;
  --hair:#2C3D34;
  --shadow:rgba(0,0,0,.45);
}

*{box-sizing:border-box}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Source Sans 3","Segoe UI",system-ui,sans-serif;
  font-size:1.0625rem;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}

.wrap{
  width:100%;
  max-width:var(--max);
  margin-inline:auto;
  padding-inline:1.25rem;
}

h1,h2,h3,h4{
  font-family:"Zilla Slab","Bitter",Georgia,serif;
  font-weight:600;
  line-height:1.15;
  text-wrap:balance;
  margin:0;
}

.mono{
  font-family:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}

.eyebrow{
  font-family:"IBM Plex Mono",ui-monospace,monospace;
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--ink-soft);
  margin:0 0 .75rem;
}

a{color:inherit}
a:focus-visible,button:focus-visible{
  outline:2px solid var(--gold-bright);
  outline-offset:3px;
  border-radius:2px;
}

/* ---------- header ---------- */

.site-head{
  border-bottom:1px solid var(--hair);
  background:var(--paper);
  position:sticky;
  top:env(safe-area-inset-top,0px);
  z-index:20;
}
.head-in{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1.5rem;
  padding-block:.9rem;
  flex-wrap:wrap;
}
.brand{
  display:flex;
  align-items:baseline;
  gap:.6rem;
  text-decoration:none;
}
.brand-mark{
  font-family:"Zilla Slab",Georgia,serif;
  font-weight:700;
  font-size:1.18rem;
  letter-spacing:-.01em;
}
.brand-mark span{color:var(--gold)}
.brand-sub{
  font-family:"IBM Plex Mono",monospace;
  font-size:.66rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--ink-soft);
}
.nav{
  display:flex;
  gap:1.4rem;
  font-size:.92rem;
  flex-wrap:wrap;
}
.nav a{
  text-decoration:none;
  color:var(--ink-soft);
  padding-block:.2rem;
  border-bottom:1px solid transparent;
}
.nav a:hover{color:var(--ink);border-bottom-color:var(--gold)}

/* ---------- hero ---------- */

.hero{
  position:relative;
  border-bottom:1px solid var(--hair);
  overflow:hidden;
}
#contour{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  opacity:.5;
  pointer-events:none;
}
.hero-in{
  position:relative;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:3rem;
  padding-block:3.5rem 3rem;
  align-items:start;
}
.hero h1{
  font-size:clamp(2.1rem,5vw,3.3rem);
  letter-spacing:-.02em;
  margin-bottom:1.1rem;
}
.hero .lede{
  font-size:1.16rem;
  color:var(--ink-soft);
  max-width:34rem;
  margin:0 0 1.5rem;
}
.byline{
  display:flex;
  align-items:center;
  gap:.7rem;
  font-size:.9rem;
  color:var(--ink-soft);
  border-top:1px solid var(--hair);
  padding-top:1rem;
  max-width:34rem;
}
.byline .dot{
  width:2.1rem;height:2.1rem;flex:0 0 auto;
  border-radius:50%;
  background:var(--pine);
  color:var(--paper);
  display:grid;place-items:center;
  font-family:"IBM Plex Mono",monospace;
  font-size:.72rem;
  font-weight:600;
}

/* ---------- offer card ---------- */

.offer{
  background:var(--surface);
  border:1.5px solid var(--ink);
  box-shadow:6px 6px 0 var(--shadow);
  padding:1.6rem;
}
.offer-tag{
  display:inline-block;
  font-family:"IBM Plex Mono",monospace;
  font-size:.66rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  background:var(--gold-bright);
  color:#16241F;
  padding:.28rem .55rem;
  margin-bottom:.9rem;
}
.offer h2{
  font-size:1.62rem;
  margin-bottom:.6rem;
  letter-spacing:-.01em;
}
.offer p{
  margin:0 0 1.1rem;
  font-size:.98rem;
  color:var(--ink-soft);
}
.btn{
  display:block;
  width:100%;
  text-align:center;
  background:var(--ink);
  color:var(--paper);
  text-decoration:none;
  font-weight:600;
  font-size:1.02rem;
  padding:.85rem 1rem;
  border:1.5px solid var(--ink);
  transition:background .15s,color .15s;
}
.btn:hover{background:var(--gold-bright);color:#16241F;border-color:var(--gold-bright)}
.offer-fine{
  font-size:.78rem;
  line-height:1.55;
  color:var(--ink-soft);
  margin:1.25rem 0 0;
  padding-top:1rem;
  border-top:1px solid var(--hair);
}

/* ---------- sections ---------- */

section{padding-block:3.25rem}
section + section{border-top:1px solid var(--hair)}
.sec-head{max-width:44rem;margin-bottom:2rem}
.sec-head h2{
  font-size:clamp(1.5rem,3vw,2.05rem);
  letter-spacing:-.015em;
  margin-bottom:.6rem;
}
.sec-head p{margin:0;color:var(--ink-soft)}

/* steps */
.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0;
  border:1px solid var(--hair);
}
.step{
  padding:1.4rem;
  border-right:1px solid var(--hair);
}
.step:last-child{border-right:none}
.step-n{
  font-family:"IBM Plex Mono",monospace;
  font-size:.7rem;
  letter-spacing:.12em;
  color:var(--gold);
  margin-bottom:.6rem;
}
.step h3{font-size:1.08rem;margin-bottom:.45rem}
.step p{margin:0;font-size:.95rem;color:var(--ink-soft)}

/* checklist */
.checks{
  list-style:none;
  padding:0;
  margin:0;
  display:grid;
  gap:0;
  border-top:1px solid var(--hair);
}
.checks li{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:.9rem;
  align-items:start;
  padding-block:.95rem;
  border-bottom:1px solid var(--hair);
}
.checks .mark{
  font-family:"IBM Plex Mono",monospace;
  font-size:.82rem;
  font-weight:600;
  color:var(--pine);
  padding-top:.1rem;
}
.checks .mark.no{color:var(--clay)}
.checks strong{display:block;font-weight:600}
.checks span.note{color:var(--ink-soft);font-size:.95rem}

/* prose */
.prose{max-width:38rem}
.prose p{margin:0 0 1.15rem}
.prose h3{font-size:1.24rem;margin:2rem 0 .6rem}

/* article cards */
.cards{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1.5rem;
}
.card{
  display:flex;
  flex-direction:column;
  text-decoration:none;
  border:1px solid var(--hair);
  background:var(--surface);
  padding:1.3rem;
  transition:border-color .15s,transform .15s;
}
.card:hover{border-color:var(--ink);transform:translateY(-2px)}
.card .kicker{
  font-family:"IBM Plex Mono",monospace;
  font-size:.66rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--gold);
  margin-bottom:.7rem;
}
.card h3{font-size:1.14rem;margin-bottom:.5rem}
.card p{margin:0;font-size:.94rem;color:var(--ink-soft)}
.card .more{
  margin-top:auto;
  padding-top:1rem;
  font-size:.86rem;
  font-weight:600;
  color:var(--ink);
}

/* faq */
.faq{border-top:1px solid var(--hair);max-width:46rem}
.faq details{border-bottom:1px solid var(--hair)}
.faq summary{
  cursor:pointer;
  padding-block:1rem;
  font-family:"Zilla Slab",Georgia,serif;
  font-size:1.08rem;
  font-weight:600;
  list-style:none;
  display:flex;
  justify-content:space-between;
  gap:1rem;
  align-items:center;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--gold);font-family:"IBM Plex Mono",monospace;font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0 0 1.1rem;color:var(--ink-soft);max-width:40rem}

/* needs-data flag */
.needsdata{
  border-left:3px solid var(--gold-bright);
  background:color-mix(in srgb,var(--gold-bright) 12%,transparent);
  padding:.85rem 1rem;
  margin:1.2rem 0;
  font-size:.92rem;
}
.needsdata b{
  font-family:"IBM Plex Mono",monospace;
  font-size:.68rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  display:block;
  margin-bottom:.3rem;
  color:var(--clay);
}

/* disclosure + footer */
.disclose{
  border:1px dashed var(--hair);
  padding:1.1rem 1.25rem;
  font-size:.9rem;
  color:var(--ink-soft);
  max-width:46rem;
}
.site-foot{
  border-top:1px solid var(--hair);
  padding-block:2.25rem 3rem;
  font-size:.88rem;
  color:var(--ink-soft);
}
.foot-in{display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap}
.site-foot a{color:var(--ink-soft)}

/* article page */
.article-head{border-bottom:1px solid var(--hair);padding-block:2.75rem 2.25rem}
.article-head h1{font-size:clamp(1.9rem,4.4vw,2.8rem);letter-spacing:-.02em;margin-bottom:.9rem;max-width:32rem}
.article-head .lede{font-size:1.12rem;color:var(--ink-soft);max-width:38rem;margin:0 0 1.25rem}
.article-body{padding-block:2.5rem 1rem}
.article-body .prose p:first-of-type{font-size:1.1rem}
.pullcta{
  border:1.5px solid var(--ink);
  background:var(--surface);
  padding:1.4rem;
  margin:2.25rem 0;
  max-width:38rem;
}
.pullcta h3{font-size:1.2rem;margin-bottom:.5rem}
.pullcta p{margin:0 0 1rem;font-size:.96rem;color:var(--ink-soft)}
.pullcta .btn{display:inline-block;width:auto;padding-inline:1.5rem}

table.spec{
  width:100%;
  border-collapse:collapse;
  font-size:.94rem;
  margin:1.25rem 0 1.75rem;
}
table.spec th,table.spec td{
  text-align:left;
  padding:.7rem .8rem;
  border-bottom:1px solid var(--hair);
  vertical-align:top;
}
table.spec th{
  font-family:"IBM Plex Mono",monospace;
  font-size:.68rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--ink-soft);
}
.tablewrap{overflow-x:auto}

/* ---------- responsive ---------- */

@media (max-width:900px){
  .hero-in{grid-template-columns:1fr;gap:2.25rem;padding-block:2.5rem}
  .steps{grid-template-columns:1fr}
  .step{border-right:none;border-bottom:1px solid var(--hair)}
  .step:last-child{border-bottom:none}
  .cards{grid-template-columns:1fr}
}

@media (max-width:560px){
  body{font-size:1rem}
  .head-in{gap:.45rem;flex-wrap:wrap;padding-block:.7rem}
  .brand{width:100%}
  .brand-mark{font-size:1.05rem;white-space:nowrap}
  .brand-sub{display:none}
  .nav{
    width:100%;
    gap:1.1rem;
    font-size:.86rem;
    flex-wrap:nowrap;
    overflow-x:auto;
    scrollbar-width:none;
    -webkit-overflow-scrolling:touch;
  }
  .nav::-webkit-scrollbar{display:none}
  .nav a{white-space:nowrap}
  .offer{padding:1.25rem;box-shadow:4px 4px 0 var(--shadow)}
  section{padding-block:2.5rem}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}