/* ---------------------------------------------------------------------------
   PlotMyYard
   Identity: a property survey drawing. Vellum ground, hairline boundaries,
   dimension callouts with tick marks, utility-locate marking colors.
   --------------------------------------------------------------------------- */

:root{
  --vellum:#EEF0EA;
  --vellum-2:#F7F8F4;
  --ink:#101614;
  --graphite:#5A6B64;
  --rule:#C7CDC4;
  --pink:#FF2E88;          /* survey marking paint */
  --yellow:#FFD400;        /* locate marking, used for subtractions and warnings */
  --green:#2F6B4F;

  --display:'Barlow Condensed', system-ui, sans-serif;
  --body:'Source Serif 4', Georgia, serif;
  --mono:'IBM Plex Mono', ui-monospace, monospace;

  --wrap:1080px;
  --gap:clamp(20px, 4vw, 40px);
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; background:var(--vellum); color:var(--ink);
  font-family:var(--body); font-size:17px; line-height:1.62;
  font-optical-sizing:auto;
}
img,svg{max-width:100%}
a{color:var(--ink); text-decoration-color:var(--pink); text-underline-offset:3px}
a:hover{color:var(--pink)}
:focus-visible{outline:2.5px solid var(--pink); outline-offset:2px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:8px;top:8px;background:var(--ink);color:var(--vellum);padding:8px 12px;z-index:99}

h1,h2,h3{font-family:var(--display); font-weight:700; line-height:1.05; letter-spacing:.005em; margin:0}
h1{font-size:clamp(34px, 6vw, 58px)}
h2{font-size:clamp(24px, 3.4vw, 32px); margin:2.4rem 0 .7rem}
h3{font-size:20px}
p{margin:0 0 1.05rem}

.eyebrow{
  font-family:var(--mono); font-size:11px; letter-spacing:.16em; text-transform:uppercase;
  color:var(--graphite); margin:0 0 12px;
}
.lede{font-size:clamp(17px,2.1vw,20px); color:#2b3833; max-width:60ch}
.mini{font-family:var(--mono); font-size:12px; color:var(--graphite); margin:8px 0 0}

/* ---------- masthead ---------- */
.masthead{
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  padding:14px var(--gap); border-bottom:1px solid var(--rule);
  background:var(--vellum); position:sticky; top:0; z-index:50;
}
.wordmark{
  font-family:var(--display); font-weight:700; font-size:21px; letter-spacing:.05em;
  text-transform:uppercase; text-decoration:none; color:var(--ink);
}
.wordmark span{color:var(--pink)}
.masthead nav{display:flex; gap:20px; flex-wrap:wrap}
.masthead nav a{
  font-family:var(--mono); font-size:12.5px; letter-spacing:.04em;
  text-decoration:none; color:var(--graphite);
}
.masthead nav a:hover{color:var(--pink)}
/* secondary to the real navigation — present, not competing */
.nav-support{
  border:1px solid var(--rule); padding:4px 10px; border-radius:2px;
  color:var(--graphite) !important;
}
.nav-support:hover{border-color:var(--pink); color:var(--pink) !important}

/* ---------- layout ---------- */
main{max-width:var(--wrap); margin:0 auto; padding:0 var(--gap)}
.page{padding:26px 0 60px}
.crumbs{font-family:var(--mono); font-size:11.5px; color:var(--graphite); margin-bottom:18px; display:flex; gap:8px}
.crumbs a{text-decoration:none; color:var(--graphite)}
.crumbs a:hover{color:var(--pink)}
.page-head{margin-bottom:22px; max-width:64ch}
.page-head h1{margin-bottom:12px}
.prose{max-width:66ch}
.prose h2:first-child{margin-top:1.6rem}

/* ---------- hero ---------- */
.hero{
  display:grid; grid-template-columns:1.02fr .98fr; gap:40px; align-items:center;
  padding:44px 0 52px; border-bottom:1px solid var(--rule);
}
.hero h1{margin-bottom:16px}
.hero-cta{display:flex; gap:10px; flex-wrap:wrap; margin-top:22px}

.btn{
  display:inline-block; font-family:var(--display); font-weight:700; font-size:15px;
  letter-spacing:.06em; text-transform:uppercase; text-decoration:none;
  background:var(--ink); color:var(--vellum); padding:12px 22px; border:2px solid var(--ink);
  transition:background .14s, color .14s;
}
.btn:hover{background:var(--pink); border-color:var(--pink); color:#170009}
.btn-ghost{background:transparent; color:var(--ink)}
.btn-ghost:hover{background:var(--ink); border-color:var(--ink); color:var(--vellum)}
.btn-lg{font-size:17px; padding:14px 26px}

/* ---------- the plat drawing (signature) ---------- */
.plat{width:100%; height:auto; display:block}
.plat-lot{stroke:var(--pink); stroke-width:2.5; }
.plat-house{fill:var(--vellum-2); stroke:var(--graphite); stroke-width:1.5; stroke-dasharray:5 4}
.plat-mini{font-family:'IBM Plex Mono',monospace; font-size:10px; letter-spacing:.14em; fill:var(--graphite)}
.plat-dim line{stroke:var(--ink); stroke-width:1.2}
.plat-dim text{font-family:'IBM Plex Mono',monospace; font-size:12px; letter-spacing:.08em; fill:var(--ink)}
.plat-read{font-family:'IBM Plex Mono',monospace; font-size:19px; font-weight:600; letter-spacing:.02em; fill:var(--ink)}
.plat-pts rect{fill:var(--pink); stroke:#fff; stroke-width:2.5}

@media (prefers-reduced-motion:no-preference){
  .plat-pts rect{
    animation:drop .42s cubic-bezier(.2,.9,.3,1.3) backwards;
    animation-delay:calc(var(--i) * .13s + .2s);
    transform-box:fill-box; transform-origin:center;
  }
  .plat-lot{
    stroke-dasharray:1400; stroke-dashoffset:1400;
    animation:trace 1.5s ease-out .7s forwards;
  }
  .plat-read, .plat-dim{animation:fade .5s ease-out 1.9s backwards}
  @keyframes drop{from{opacity:0; transform:scale(2.4)} to{opacity:1; transform:scale(1)}}
  @keyframes trace{to{stroke-dashoffset:0}}
  @keyframes fade{from{opacity:0}}
}

/* ---------- steps ---------- */
.how{padding:44px 0; border-bottom:1px solid var(--rule)}
.steps{list-style:none; padding:0; margin:20px 0 0; display:grid; grid-template-columns:repeat(3,1fr); gap:26px; counter-reset:s}
.steps li{position:relative; padding-top:6px}
.step-n{
  font-family:var(--mono); font-size:11px; letter-spacing:.12em; color:var(--pink);
  display:block; margin-bottom:8px; border-top:2px solid var(--pink); padding-top:8px; width:26px;
}
.steps h3{margin-bottom:6px}
.steps p{font-size:16px; color:#2b3833; margin:0}

/* ---------- calculator ---------- */
.calc{
  display:grid; grid-template-columns:1.25fr .75fr; gap:0;
  border:2px solid var(--ink); background:var(--vellum-2); margin:6px 0 20px;
}
.calc-inputs{padding:20px; border-right:2px solid var(--ink); min-width:0}
fieldset{border:0; padding:0; margin:0 0 18px}
fieldset:last-child{margin-bottom:0}
legend{
  font-family:var(--mono); font-size:10.5px; letter-spacing:.16em; text-transform:uppercase;
  color:var(--graphite); padding:0; margin-bottom:10px;
}
.mode{display:flex; gap:0; margin-bottom:12px; border:1.5px solid var(--ink); width:fit-content; max-width:100%}
.mtab{
  font-family:var(--mono); font-size:12px; background:transparent; border:0; cursor:pointer;
  padding:7px 13px; color:var(--graphite);
}
.mtab.on{background:var(--ink); color:var(--vellum)}
.mtab + .mtab{border-left:1.5px solid var(--ink)}

.field{display:flex; align-items:center; gap:9px; margin-bottom:10px; flex-wrap:wrap}
.field > label{
  font-family:var(--mono); font-size:11px; letter-spacing:.07em; text-transform:uppercase;
  color:var(--graphite); flex:0 0 108px;
}
.field input[type=number], .field select{
  font-family:var(--mono); font-size:15px; padding:8px 10px; width:92px;
  border:1.5px solid var(--rule); background:#fff; color:var(--ink); border-radius:0;
}
.field select{width:auto; max-width:190px}
.field input:focus, .field select:focus{border-color:var(--pink)}
.unit{font-family:var(--mono); font-size:11.5px; color:var(--graphite)}
.presets{display:flex; gap:5px; flex-wrap:wrap}
.pchip{
  font-family:var(--mono); font-size:13px; padding:7px 11px; min-width:42px; cursor:pointer;
  background:#fff; border:1.5px solid var(--rule); color:var(--ink);
}
.pchip.on{background:var(--pink); border-color:var(--pink); color:#170009}
.pchip:hover{border-color:var(--ink)}
.measure-nudge{font-family:var(--mono); font-size:12px; color:var(--graphite); margin:12px 0 0}

/* the dimension callout — the site's signature device */
.result{
  padding:22px 20px; display:flex; flex-direction:column; justify-content:center;
  background:var(--vellum-2); min-width:0;
}
.dim-callout{display:flex; align-items:center; gap:9px}
.dim-callout .tick{flex:1; height:1.5px; background:var(--ink); position:relative}
.dim-callout .tick::after{
  content:""; position:absolute; top:-5px; height:12px; width:1.5px; background:var(--ink);
}
.dim-callout .tick:first-child::after{left:0}
.dim-callout .tick:last-child::after{right:0}
.dim-value{
  font-family:var(--mono); font-weight:600; font-size:clamp(28px,5vw,40px);
  line-height:1; letter-spacing:-.02em; white-space:nowrap;
}
.dim-unit{
  font-family:var(--mono); font-size:12px; letter-spacing:.15em; text-transform:uppercase;
  color:var(--graphite); text-align:center; margin:9px 0 0;
}
.result-detail{
  list-style:none; padding:16px 0 0; margin:14px 0 0; border-top:1px solid var(--rule);
  font-family:var(--mono); font-size:12px; line-height:1.75; color:var(--graphite);
}
.result-note{
  font-size:13px; line-height:1.5; color:var(--graphite);
  border-left:2px solid var(--yellow); padding-left:10px; margin:14px 0 0;
}

/* ---------- mistakes ---------- */
.mistakes{margin:2.4rem 0; max-width:70ch}
.mistakes dl{margin:16px 0 0; display:grid; gap:2px}
.mistake{border-left:3px solid var(--yellow); padding:10px 0 10px 14px; background:var(--vellum-2)}
.mistake dt{font-family:var(--display); font-weight:700; font-size:18px; letter-spacing:.01em}
.mistake dd{margin:3px 0 0; font-size:16px; color:#2b3833}

/* ---------- faq ---------- */
.faq{margin:2.4rem 0; max-width:70ch}
.faq details{border-bottom:1px solid var(--rule)}
.faq summary{
  cursor:pointer; padding:14px 0; font-family:var(--display); font-weight:600; font-size:19px;
  list-style:none; display:flex; justify-content:space-between; gap:14px; align-items:baseline;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+"; font-family:var(--mono); color:var(--pink); font-size:19px}
.faq details[open] summary::after{content:"−"}
.faq details > div{padding:0 0 14px; font-size:16px; color:#2b3833; max-width:64ch}
.faq details > div p{margin:0 0 .6rem}

/* ---------- tools / affiliate ---------- */
.tools-block{margin:2.4rem 0; padding:20px; background:var(--vellum-2); border:1px solid var(--rule)}
.tool-tags{list-style:none; padding:0; margin:14px 0 0; display:flex; flex-wrap:wrap; gap:7px}
.tool-tags li{font-family:var(--mono); font-size:12.5px; border:1px solid var(--rule); padding:6px 11px; background:#fff}
.tool-tags a{text-decoration:none}
.disclosure{font-family:var(--mono); font-size:11.5px; color:var(--graphite); margin:10px 0 0; line-height:1.55}

/* ---------- ads ---------- */
.ad{margin:2rem 0; text-align:center; min-height:100px}
.ad-label{
  display:block; font-family:var(--mono); font-size:9.5px; letter-spacing:.16em;
  text-transform:uppercase; color:var(--graphite); margin-bottom:6px;
}

/* ---------- CTAs ---------- */
.measure-cta{
  margin:2.6rem 0; padding:28px; background:var(--ink); color:var(--vellum);
}
.measure-cta h2{margin-top:0; color:var(--vellum)}
.measure-cta p{max-width:56ch; color:#c8d0cc}
.measure-cta .btn{background:var(--pink); border-color:var(--pink); color:#170009; margin-top:8px}
.measure-cta .btn:hover{background:var(--vellum); border-color:var(--vellum); color:var(--ink)}
.measure-cta .mini{color:#8d9a94}

.donate{margin:2.6rem 0; padding:22px; border:2px dashed var(--rule)}
.donate h2{margin-top:0}
.donate p{max-width:58ch}

/* ---------- calculator index ---------- */
.cal-index, .why{padding:44px 0; border-bottom:1px solid var(--rule)}
.section-lede{color:var(--graphite); max-width:56ch}
.cal-grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(230px,1fr)); gap:2px; margin-top:22px}
.cal-card{
  display:flex; flex-direction:column; gap:5px; padding:16px; text-decoration:none;
  background:var(--vellum-2); border:1px solid var(--rule); transition:background .13s;
}
.cal-card:hover{background:#fff; border-color:var(--pink)}
.cal-q{font-family:var(--display); font-weight:700; font-size:19px; line-height:1.1}
.cal-n{font-family:var(--mono); font-size:11px; letter-spacing:.09em; text-transform:uppercase; color:var(--graphite)}

.related{margin:2.6rem 0}
.rel-grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(200px,1fr)); gap:2px; margin-top:16px}
.rel-card{display:flex; flex-direction:column; gap:4px; padding:13px; text-decoration:none; background:var(--vellum-2); border:1px solid var(--rule)}
.rel-card:hover{background:#fff; border-color:var(--pink)}
.rel-q{font-family:var(--display); font-weight:600; font-size:16px; line-height:1.15}
.rel-n{font-family:var(--mono); font-size:10.5px; letter-spacing:.08em; text-transform:uppercase; color:var(--graphite)}

/* ---------- why numbers ---------- */
.why-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:26px; margin-top:20px}
.why-n{font-family:var(--mono); font-weight:600; font-size:44px; line-height:1; color:var(--pink); margin:0 0 10px}
.why-grid p:last-child{font-size:16px; color:#2b3833; margin:0}

/* ---------- footer ---------- */
.foot{border-top:2px solid var(--ink); margin-top:40px; padding:34px var(--gap) 40px; background:var(--vellum-2)}
.foot-grid{max-width:var(--wrap); margin:0 auto; display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:26px}
.foot-mark{font-family:var(--display); font-weight:700; font-size:19px; letter-spacing:.05em; text-transform:uppercase; margin:0}
.foot-mark span{color:var(--pink)}
.foot-tag{font-family:var(--mono); font-size:12px; color:var(--graphite); margin:6px 0 0}
.foot h3{font-family:var(--mono); font-size:10.5px; letter-spacing:.15em; text-transform:uppercase; color:var(--graphite); margin:0 0 10px; font-weight:500}
.foot a{display:block; font-size:15px; text-decoration:none; color:var(--ink); margin-bottom:5px}
.foot a:hover{color:var(--pink)}
.legal{max-width:var(--wrap); margin:24px auto 0; font-family:var(--mono); font-size:11px; line-height:1.6; color:var(--graphite)}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .hero{grid-template-columns:1fr; gap:26px; padding-top:30px}
  .hero-art{order:-1}
  .steps, .why-grid{grid-template-columns:1fr; gap:20px}
  .calc{grid-template-columns:1fr}
  .calc-inputs{border-right:0; border-bottom:2px solid var(--ink)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  body{font-size:16px}
  .masthead{flex-direction:column; align-items:flex-start; gap:9px; position:static}
  .masthead nav{gap:14px}
  .field > label{flex:0 0 100%}
  .pchip{padding:9px 13px; min-width:46px}
  .field input[type=number]{width:88px; font-size:16px}  /* 16px stops iOS zoom */
  .foot-grid{grid-template-columns:1fr}
  .measure-cta{padding:20px}
}
@media (prefers-reduced-motion:reduce){*{animation:none !important; transition:none !important}}

@media print{
  .masthead, .foot, .ad, .measure-cta, .donate, .related, .mode, .measure-nudge{display:none}
  body{background:#fff}
  .calc{border-color:#000; break-inside:avoid}
}