/* Sugar River Drafting. Palette from a printed check set: bond, linework, hidden line, checker yellow, redline. */
:root{
  --sheet:#F1F3F0; --sheet-2:#E6E9E4; --ink:#15171A; --line:#2B2E33; --hidden:#646B72; --rule:#C9CDC7;
  --check:#F2D21B; --check-ink:#15171A; --redline:#B3302A;
  --display:"Barlow Semi Condensed","Arial Narrow",Arial,sans-serif;
  --body:"Barlow","Helvetica Neue",Arial,sans-serif;
  --mono:"DM Mono",ui-monospace,Menlo,Consolas,monospace;
  --pad:clamp(16px,4.5vw,56px);
  --max:1180px;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --sheet:#111316; --sheet-2:#181B1F; --ink:#E7E9E4; --line:#C4C8C2; --hidden:#8C939A; --rule:#2F3439;
  --check:#E8C81A; --check-ink:#111316; --redline:#E0584E; color-scheme:dark}}
:root[data-theme="dark"]{
  --sheet:#111316; --sheet-2:#181B1F; --ink:#E7E9E4; --line:#C4C8C2; --hidden:#8C939A; --rule:#2F3439;
  --check:#E8C81A; --check-ink:#111316; --redline:#E0584E; color-scheme:dark}

@view-transition{navigation:auto}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--sheet);color:var(--ink);font-family:var(--body);font-size:1.0625rem;line-height:1.6;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
picture{display:block}
a{color:inherit;text-underline-offset:3px;text-decoration-thickness:1px}
:focus-visible{outline:3px solid var(--check);outline-offset:2px}
h1,h2,h3,h4{font-family:var(--display);font-weight:600;line-height:1.04;margin:0;text-wrap:balance}
h1{font-size:clamp(2.4rem,5.6vw,4.2rem);text-transform:uppercase;letter-spacing:.005em}
h2{font-size:clamp(1.9rem,3.6vw,2.8rem);text-transform:uppercase;letter-spacing:.01em}
h3{font-size:1.3rem;text-transform:uppercase;letter-spacing:.03em}
p{margin:0;max-width:64ch}
ul,ol{margin:0}
mark{background:var(--check);color:var(--check-ink);padding:0 .2em}
.wrap{max-width:var(--max);margin-inline:auto;padding-inline:var(--pad)}
.label{font-family:var(--mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--hidden)}
.mono{font-family:var(--mono);font-size:.8125rem;letter-spacing:.03em}
.lede{font-size:1.25rem;line-height:1.5;max-width:52ch}
.skip{position:absolute;left:-999px;top:8px;background:var(--check);color:var(--check-ink);padding:8px 12px;z-index:100}
.skip:focus{left:8px}

/* header */
.site-head{position:sticky;top:0;z-index:30;background:var(--sheet);border-bottom:1px solid var(--line)}
.head-in{max-width:var(--max);margin-inline:auto;padding:12px var(--pad);display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;min-width:0}
.brand svg{width:44px;height:22px;flex:none}
.brand-name{font-family:var(--display);font-weight:700;text-transform:uppercase;letter-spacing:.04em;font-size:1.15rem;line-height:1;white-space:nowrap}
.brand-name small{display:block;font-weight:500;font-size:.62rem;letter-spacing:.42em;color:var(--hidden);margin-top:3px}
.nav{display:flex;align-items:center;gap:26px}
.nav a{font-family:var(--display);font-weight:500;text-transform:uppercase;letter-spacing:.08em;font-size:.95rem;text-decoration:none}
.nav a:not(.btn):hover{box-shadow:inset 0 -3px 0 var(--check)}
.nav a[aria-current="page"]{box-shadow:inset 0 -3px 0 var(--check)}
.menu-btn{display:none;background:none;border:1px solid var(--line);color:var(--ink);font-family:var(--display);font-weight:600;text-transform:uppercase;letter-spacing:.08em;padding:8px 12px;cursor:pointer}
@media (max-width:860px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--sheet);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:8px var(--pad) 18px}
  .nav.open{display:flex}
  .nav a{padding:12px 0;border-bottom:1px solid var(--rule)}
  .nav a.btn{margin-top:12px;text-align:center;border-bottom:2px solid var(--ink)}
}
.station{position:absolute;left:0;right:0;bottom:-1px;height:3px;pointer-events:none}
.station i{display:block;height:100%;width:0;background:var(--check)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:var(--display);font-weight:600;text-transform:uppercase;letter-spacing:.07em;font-size:1rem;padding:13px 22px;border:2px solid var(--ink);background:var(--ink);color:var(--sheet);text-decoration:none;cursor:pointer;transition:transform .15s}
.btn:hover{transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink)}
.btn.small{padding:8px 14px;font-size:.9rem}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}

/* sections */
.section{padding-block:clamp(56px,8vw,96px);border-top:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;flex-wrap:wrap;margin-bottom:34px}
.section-head p{color:var(--hidden)}
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr));gap:clamp(24px,4vw,48px)}
.grid-2>*{min-width:0}
.stack{display:grid;gap:16px;align-content:start}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);border-bottom:1px solid var(--line)}
.hero-copy{padding:clamp(40px,6vw,80px) var(--pad);display:grid;gap:24px;align-content:center;justify-items:start}
.hero-copy .lede{font-size:1.2rem}
.hero picture,.hero img{height:100%;width:100%;object-fit:cover}
.hero picture{border-left:1px solid var(--line);min-height:320px}
@media (max-width:900px){.hero{grid-template-columns:1fr}.hero picture{border-left:0;border-top:1px solid var(--line);aspect-ratio:16/9;min-height:0}}
.river{width:min(420px,100%);height:auto}
@media (prefers-reduced-motion:no-preference){
  .river .trace{stroke-dasharray:640;stroke-dashoffset:640;animation:trace 1.3s .15s ease-out forwards}
  .river .hl{stroke-dasharray:120;stroke-dashoffset:120;animation:trace .5s 1.3s ease-out forwards}
  @keyframes trace{to{stroke-dashoffset:0}}
}
.page-hero{padding-block:clamp(48px,7vw,88px) clamp(36px,5vw,56px);display:grid;gap:20px}

/* facts strip */
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));border-bottom:1px solid var(--line)}
.facts>div{padding:20px var(--pad) 22px;border-right:1px solid var(--rule);display:grid;gap:4px;align-content:start}
.facts b{font-family:var(--display);font-weight:600;font-size:1.7rem;line-height:1.1}
.facts span{color:var(--hidden)}
.confirm{font-family:var(--mono);font-size:.66rem;letter-spacing:.06em;background:var(--check);color:var(--check-ink);padding:1px 6px;justify-self:start}

/* formats */
.formats{display:flex;flex-wrap:wrap;gap:10px 28px;align-items:baseline}
.formats span{font-family:var(--mono);font-size:.875rem}

/* service cards */
.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px 22px}
@media (max-width:1000px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.cards{grid-template-columns:1fr}}
.card{display:grid;gap:10px;align-content:start;text-decoration:none;min-width:0}
.card img{transition:transform .5s ease}
/* photo above, drawing detail below, each half height */
.pair{display:grid;grid-template-rows:1fr 1fr;aspect-ratio:4/3;border:1px solid var(--rule);overflow:hidden;background:var(--sheet-2)}
.pair picture{min-height:0;overflow:hidden}
.pair img{width:100%;height:100%;object-fit:cover}
.pair .dwg{background:#fff;border-top:1px solid var(--rule)}
.pair .dwg img{object-position:center}
.card .pair:hover img{transform:none}
.card:hover .pair picture:first-child img{transform:scale(1.03)}
.note-line{margin-top:26px;color:var(--hidden);font-size:.95rem}
.card h3{font-size:1.35rem}
.card p{color:var(--ink)}
.card .more{font-family:var(--display);font-weight:600;text-transform:uppercase;letter-spacing:.07em;font-size:.9rem;box-shadow:inset 0 -3px 0 var(--check);justify-self:start}
.list-plain{list-style:none;padding:0;display:grid;border-top:1px solid var(--rule)}
.list-plain li{border-bottom:1px solid var(--rule);padding:12px 0;display:flex;gap:14px;align-items:baseline}
.list-plain .mono{color:var(--hidden);min-width:3.2em}

/* compare slider */
.compare{position:relative;border:1px solid var(--line);background:#fff;overflow:hidden;aspect-ratio:2000/1295;touch-action:pan-y}
.compare picture{position:absolute;inset:0}
.compare img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}
.compare .after{clip-path:inset(0 0 0 var(--pos,50%))}
.compare .handle{position:absolute;top:0;bottom:0;left:var(--pos,50%);width:2px;background:var(--check-ink);transform:translateX(-1px);pointer-events:none}
.compare .handle::after{content:"";position:absolute;top:50%;left:50%;width:34px;height:34px;transform:translate(-50%,-50%);background:var(--check);border:2px solid var(--check-ink);border-radius:50%}
.compare .tag{position:absolute;top:10px;font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;background:#fff;color:#15171A;border:1px solid #15171A;padding:2px 8px}
.compare .tag.l{left:10px}.compare .tag.r{right:10px;background:#F2D21B}
.compare input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}
.compare-note{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:10px}

/* checks table */
.table-scroll{overflow-x:auto}
table{border-collapse:collapse;width:100%;min-width:520px;font-size:.98rem}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--rule);vertical-align:top}
th{font-family:var(--mono);font-weight:500;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--hidden)}
td.num{font-family:var(--mono);font-variant-numeric:tabular-nums;white-space:nowrap}
.pass{font-family:var(--mono);font-size:.72rem;background:var(--check);color:var(--check-ink);padding:1px 6px}

/* steps */
.steps{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));gap:0;border-top:2px solid var(--line);counter-reset:step}
.steps li{padding:20px 22px 24px 0;display:grid;gap:8px;align-content:start;border-bottom:1px solid var(--rule);counter-increment:step}
.steps li::before{content:counter(step);font-family:var(--mono);font-size:.8rem;width:30px;height:30px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center}
.steps h3{font-size:1.2rem}

/* engagement */
.ladder{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:18px}
.rung{border:1px solid var(--line);padding:22px;display:grid;gap:10px;align-content:start}
.rung.first{box-shadow:inset 0 6px 0 var(--check)}

/* faq */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--rule);padding:4px 0}
.faq summary{cursor:pointer;list-style:none;padding:16px 36px 16px 0;position:relative;font-family:var(--display);font-weight:600;font-size:1.25rem;text-transform:uppercase;letter-spacing:.02em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:12px;font-family:var(--mono);font-size:1.4rem}
.faq details[open] summary::after{content:"\2212"}
.faq details p{padding:0 0 18px}

/* photo band */
.band picture{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.band img{width:100%;aspect-ratio:21/8;object-fit:cover}
.photo-note{font-family:var(--mono);font-size:.68rem;color:var(--hidden);padding:6px var(--pad) 0;max-width:var(--max);margin-inline:auto}

/* service detail */
.svc-block{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(24px,4vw,56px);padding-block:clamp(44px,6vw,72px);border-top:1px solid var(--line)}
@media (max-width:860px){.svc-block{grid-template-columns:1fr}}
.svc-block>.pair{align-self:start}
.svc-block.text-only{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr)}
dl.spec{display:grid;grid-template-columns:max-content 1fr;gap:10px 22px;margin:0}
dl.spec dt{font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--hidden);padding-top:4px}
dl.spec dd{margin:0;min-width:0}
@media (max-width:520px){dl.spec{grid-template-columns:1fr;gap:2px}dl.spec dd{margin-bottom:12px}}

/* callout */
.callout{border:1px solid var(--line);border-left:6px solid var(--redline);padding:18px 20px;display:grid;gap:8px}
.callout.check{border-left-color:var(--check)}

/* contact */
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
form{display:grid;gap:16px}
.field{display:grid;gap:6px}
.field label{font-family:var(--mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.08em}
.field input,.field textarea,.field select{font:inherit;color:var(--ink);background:var(--sheet);border:1px solid var(--line);padding:12px 14px;width:100%}
.field textarea{min-height:140px;resize:vertical}
.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));gap:16px}
.form-status{min-height:1.5em}
.email{font-family:var(--mono);font-size:1rem;word-break:break-all}

/* closing cta */
.closing{padding-block:clamp(56px,8vw,96px);border-top:1px solid var(--line);display:grid;gap:22px;justify-items:start}

/* footer */
.site-foot{border-top:2px solid var(--line);padding-block:30px 40px}
.foot-in{max-width:var(--max);margin-inline:auto;padding-inline:var(--pad);display:grid;gap:22px}
.titleblock{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,180px),1fr));border:2px solid var(--line)}
.titleblock>div{padding:10px 14px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;gap:2px;min-width:0}
.titleblock .v{font-family:var(--display);font-weight:600;text-transform:uppercase;letter-spacing:.03em}
.titleblock a{text-decoration:none}
.foot-note{font-size:.9rem;color:var(--hidden);max-width:80ch}

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