/* ================================================================
   BSE CONSULTANT, LLC — "The Transit" design system
   survey ink + transit brass + field-chart cream + plumb red + sector teal
   ================================================================ */
:root{
  --ink:#0a0f0e;
  --ink2:#101713;
  --ink3:#16201a;
  --line:#2c3a30;
  --cream:#efe6cd;
  --cream-dim:#ded4b6;
  --ink-on-cream:#1f1d13;
  --brass:#c49a4a;
  --red:#c4555a;
  --teal:#4fae9c;
  --txt:#ece8da;
  --txt-soft:#c2bda9;
  --txt-mid:#8f8b76;
  --cond:"Saira Condensed",Arial,sans-serif;
  --sans:"Hanken Grotesk",Arial,sans-serif;
  --mono:"Azeret Mono","Courier New",monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--ink);color:var(--txt);font-family:var(--sans);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:var(--brass);text-decoration:none}
a:hover{color:var(--teal)}
::selection{background:var(--brass);color:var(--ink-on-cream)}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
.mono{font-family:var(--mono)}

/* ---------- survey scale strip (degree ticks) ---------- */
.scale{height:16px;background:
  repeating-linear-gradient(90deg,var(--brass) 0 2px,transparent 2px 24px),
  repeating-linear-gradient(90deg,var(--brass) 0 1px,transparent 1px 6px),
  var(--ink2);
  background-size:100% 10px,100% 5px,100%;
  background-position:0 0,0 0,0;
  background-repeat:no-repeat,no-repeat,repeat;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.scale.teal{background:
  repeating-linear-gradient(90deg,var(--teal) 0 2px,transparent 2px 24px),
  repeating-linear-gradient(90deg,var(--teal) 0 1px,transparent 1px 6px),
  var(--ink2);
  background-size:100% 10px,100% 5px,100%;
  background-repeat:no-repeat,no-repeat,repeat}
.scale.red{background:
  repeating-linear-gradient(90deg,var(--red) 0 2px,transparent 2px 24px),
  repeating-linear-gradient(90deg,var(--red) 0 1px,transparent 1px 6px),
  var(--ink2);
  background-size:100% 10px,100% 5px,100%;
  background-repeat:no-repeat,no-repeat,repeat}

/* ---------- header ---------- */
.site-head{position:sticky;top:0;z-index:50;background:var(--ink);border-bottom:1px solid var(--line)}
.head-in{max-width:1180px;margin:0 auto;padding:14px 28px;display:flex;align-items:center;gap:22px}
.brand{display:flex;align-items:center;gap:12px}
.brand-txt b{display:block;font-family:var(--cond);font-weight:700;font-size:1.3rem;color:var(--txt);letter-spacing:.08em;line-height:1;text-transform:uppercase}
.brand-txt span{font-family:var(--mono);font-size:.56rem;letter-spacing:.3em;color:var(--txt-mid);text-transform:uppercase}
.nav{margin-left:auto;display:flex;gap:26px;flex-wrap:wrap}
.nav a{font-family:var(--mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--txt-soft);padding:6px 2px;border-bottom:2px solid transparent}
.nav a:hover{color:var(--txt);border-bottom-color:var(--brass)}
.nav a.on{color:var(--brass);border-bottom-color:var(--brass)}
.nav-cta{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-on-cream);background:var(--brass);padding:9px 16px;border:2px solid var(--brass);border-radius:2px;font-weight:700}
.nav-cta:hover{background:var(--cream);border-color:var(--cream)}

/* ---------- hero ---------- */
.hero{padding:64px 0 72px;background:
  radial-gradient(1100px 520px at 86% -8%, #17251c 0%, transparent 60%),
  radial-gradient(820px 460px at -6% 112%, #0e1b20 0%, transparent 55%),var(--ink)}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.kicker{font-family:var(--mono);font-size:.7rem;letter-spacing:.3em;text-transform:uppercase;color:var(--brass);margin-bottom:18px}
.kicker::before{content:"◈ ";color:var(--teal)}
.hero h1{font-family:var(--cond);font-weight:700;font-size:clamp(2.7rem,5vw,4.1rem);line-height:1;color:var(--txt);margin-bottom:22px;text-transform:uppercase;letter-spacing:.02em}
.hero h1 em{font-style:normal;color:var(--red)}
.hero p.lede{font-size:1.05rem;color:var(--txt-soft);max-width:540px;margin-bottom:30px}
.hero p.lede b{color:var(--txt)}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;font-family:var(--mono);font-size:.72rem;letter-spacing:.15em;text-transform:uppercase;padding:14px 24px;border-radius:2px;border:2px solid var(--brass);font-weight:700}
.btn.solid{background:var(--brass);color:var(--ink-on-cream)}
.btn.solid:hover{background:var(--cream);border-color:var(--cream)}
.btn.ghost{color:var(--txt);border-color:var(--line)}
.btn.ghost:hover{border-color:var(--teal);color:var(--teal)}
.hero-meta{display:flex;gap:34px;margin-top:38px;flex-wrap:wrap}
.hero-meta div{border-left:4px solid var(--red);padding-left:14px}
.hero-meta b{display:block;font-family:var(--cond);font-size:2rem;color:var(--txt);line-height:1;letter-spacing:.04em}
.hero-meta span{font-family:var(--mono);font-size:.58rem;letter-spacing:.2em;text-transform:uppercase;color:var(--txt-mid)}
.hero-art{background:var(--ink2);border:1px solid var(--line);border-radius:8px;padding:26px;box-shadow:0 30px 60px -30px #000}
.hero-art figcaption{margin-top:16px;font-family:var(--mono);font-size:.62rem;letter-spacing:.22em;text-transform:uppercase;color:var(--txt-mid);text-align:center}

/* ---------- sections ---------- */
.sect{padding:72px 0}
.sect.alt{background:var(--ink2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sect-head{max-width:680px;margin-bottom:44px}
.sect-head h2{font-family:var(--cond);font-weight:700;font-size:clamp(1.9rem,3.4vw,2.7rem);line-height:1.08;color:var(--txt);margin-bottom:14px;text-transform:uppercase;letter-spacing:.03em}
.sect-head p{color:var(--txt-soft)}
.rule{width:72px;height:5px;background:var(--brass);margin-bottom:20px;position:relative}
.rule::after{content:"";position:absolute;right:-16px;top:-3px;width:11px;height:11px;border-radius:50%;background:var(--red)}

/* ---------- sector cards ---------- */
.sectors{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.scard{background:var(--ink3);border:1px solid var(--line);border-radius:6px;padding:22px 20px;position:relative}
.scard::before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:var(--sc);border-radius:6px 6px 0 0}
.scard .s-letter{font-family:var(--cond);font-size:2rem;font-weight:700;color:var(--sc);line-height:1.1}
.scard h3{font-family:var(--cond);font-size:1.15rem;font-weight:700;color:var(--txt);line-height:1.15;margin:6px 0 8px;text-transform:uppercase;letter-spacing:.04em;min-height:2.4em}
.scard p{font-size:.82rem;color:var(--txt-soft);margin-bottom:12px}
.scard .s-n{font-family:var(--mono);font-size:.6rem;letter-spacing:.1em;color:var(--txt-mid)}
.scard .s-n b{color:var(--sc)}
.scard:hover{border-color:var(--sc)}

/* ---------- statbar ---------- */
.statbar{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:6px;overflow:hidden}
.statbar div{padding:26px 24px;background:var(--ink3);border-right:1px solid var(--line)}
.statbar div:last-child{border-right:none}
.statbar b{display:block;font-family:var(--cond);font-size:2.5rem;font-weight:700;color:var(--brass);line-height:1.05}
.statbar span{font-family:var(--mono);font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:var(--txt-mid)}

/* ---------- chart panel ---------- */
.chart{background:var(--cream);color:var(--ink-on-cream);border-radius:8px;padding:34px 36px;box-shadow:0 24px 50px -24px #000}
.chart h3{font-family:var(--cond);font-size:1.6rem;font-weight:700;color:var(--ink-on-cream);margin-bottom:12px;text-transform:uppercase;letter-spacing:.04em}
.chart p{color:#4c4730;font-size:.95rem}
.chart .stake-tag{display:inline-block;font-family:var(--mono);font-size:.6rem;letter-spacing:.24em;text-transform:uppercase;color:var(--cream);background:var(--red);padding:5px 12px;margin-bottom:14px;border-radius:2px}
.chart a{color:#a03a26;font-weight:700}
.chart a:hover{color:#6e2818}

/* ---------- station rows ---------- */
.field-bk{margin-bottom:52px}
.field-bk .fb-head{display:flex;align-items:baseline;gap:18px;border-bottom:4px solid var(--sc);padding-bottom:12px;margin-bottom:4px}
.field-bk .fb-letter{font-family:var(--cond);font-size:1.7rem;font-weight:700;color:var(--sc)}
.field-bk .fb-head h2{font-family:var(--cond);font-size:1.65rem;font-weight:700;color:var(--txt);text-transform:uppercase;letter-spacing:.03em}
.field-bk .fb-head .fb-n{margin-left:auto;font-family:var(--mono);font-size:.68rem;color:var(--txt-mid)}
.qrow{display:flex;align-items:center;gap:18px;padding:12px 18px;border-bottom:1px solid var(--line)}
.qrow:hover{background:var(--ink3)}
.qstake{flex:0 0 38px;width:38px;height:38px;position:relative}
.qstake::before{content:"";position:absolute;inset:0;border:2.5px solid var(--sc);border-radius:50%}
.qstake::after{content:"";position:absolute;inset:12px;background:var(--sc);border-radius:50%}
.qstake i{position:absolute;left:50%;top:-6px;bottom:-6px;width:2px;background:var(--sc);transform:translateX(-1px) rotate(45deg)}
.qrow .qno{font-family:var(--mono);font-size:.66rem;letter-spacing:.08em;color:var(--txt-mid);flex:0 0 58px}
.qrow .qname{flex:1;font-family:var(--sans);font-weight:600;font-size:.96rem;color:var(--txt)}
.qrow .qtag{font-family:var(--mono);font-size:.56rem;letter-spacing:.14em;text-transform:uppercase;color:var(--sc);border:1px solid var(--sc);border-radius:2px;padding:3px 10px;white-space:nowrap}

/* ---------- about bits ---------- */
.twocol{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.threecol{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rulecard{background:var(--ink3);border:1px solid var(--line);border-radius:6px;padding:26px}
.rulecard .rc-no{font-family:var(--mono);font-size:.64rem;letter-spacing:.24em;color:var(--brass);margin-bottom:12px}
.rulecard h3{font-family:var(--cond);font-size:1.25rem;font-weight:700;color:var(--txt);margin-bottom:10px;text-transform:uppercase;letter-spacing:.04em}
.rulecard p{font-size:.9rem;color:var(--txt-soft)}
.faq details{background:var(--ink3);border:1px solid var(--line);border-radius:6px;margin-bottom:12px}
.faq summary{cursor:pointer;list-style:none;padding:18px 22px;font-family:var(--cond);font-size:1.15rem;font-weight:700;color:var(--txt);text-transform:uppercase;letter-spacing:.03em}
.faq summary::after{content:"+";float:right;color:var(--teal);font-family:var(--mono);font-size:1.1rem}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 22px 20px;color:var(--txt-soft);font-size:.93rem}
.figcap{margin-top:14px;font-family:var(--mono);font-size:.62rem;letter-spacing:.2em;text-transform:uppercase;color:var(--txt-mid);text-align:center}

/* ---------- contact ---------- */
.cgrid{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start}
.cinfo .cline{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.cinfo .cline .ic{flex:0 0 40px;width:40px;height:40px;border:2.5px solid var(--brass);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--brass);font-family:var(--mono);font-size:.6rem;font-weight:700;position:relative}
.cinfo .cline b{display:block;font-family:var(--cond);color:var(--txt);font-size:1.1rem;text-transform:uppercase;letter-spacing:.05em}
.cinfo .cline span,.cinfo .cline a{font-family:var(--mono);font-size:.8rem;color:var(--txt-soft)}
.transect{background:var(--cream);color:var(--ink-on-cream);border-radius:8px;padding:34px 36px;box-shadow:0 24px 50px -24px #000}
.transect h2{font-family:var(--cond);font-size:1.7rem;font-weight:700;color:var(--ink-on-cream);margin-bottom:6px;text-transform:uppercase;letter-spacing:.04em}
.transect .transect-sub{font-family:var(--mono);font-size:.62rem;letter-spacing:.22em;text-transform:uppercase;color:#a03a26;margin-bottom:24px}
.field{margin-bottom:18px}
.field label{display:block;font-family:var(--mono);font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:#54503c;margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;background:#f7f2df;border:2px solid #bfb493;border-radius:3px;padding:12px 14px;font-family:var(--sans);font-size:.95rem;color:var(--ink-on-cream)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--red)}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.line-btn{width:100%;background:var(--red);color:var(--cream);border:2px solid var(--red);border-radius:3px;font-family:var(--mono);font-size:.74rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;padding:15px;cursor:pointer}
.line-btn:hover{background:#8f3a40;border-color:#8f3a40}
.transect .fineprint{margin-top:16px;font-size:.75rem;color:#5a5746}

/* ---------- legal ---------- */
.legal{max-width:820px}
.legal h2{font-family:var(--cond);font-size:1.6rem;font-weight:700;color:var(--brass);margin:38px 0 14px;text-transform:uppercase;letter-spacing:.04em}
.legal h3{font-family:var(--cond);font-size:1.2rem;font-weight:700;color:var(--txt);margin:24px 0 8px;text-transform:uppercase;letter-spacing:.04em}
.legal p,.legal li{color:var(--txt-soft);font-size:.95rem;margin-bottom:12px}
.legal ul,.legal ol{padding-left:26px;margin-bottom:14px}
.legal li{margin-bottom:7px}
.legal strong{color:var(--txt)}
.legal .toc{background:var(--ink3);border:1px solid var(--line);border-radius:6px;padding:24px 28px;margin-bottom:10px}
.legal .toc b{font-family:var(--mono);font-size:.64rem;letter-spacing:.22em;text-transform:uppercase;color:var(--red);display:block;margin-bottom:12px}
.legal .toc a{display:inline-block;margin:0 18px 8px 0;font-family:var(--mono);font-size:.73rem}

/* ---------- footer ---------- */
.site-foot{background:var(--ink2);border-top:1px solid var(--line)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding:54px 0 40px}
.foot-grid h4{font-family:var(--mono);font-size:.62rem;letter-spacing:.26em;text-transform:uppercase;color:var(--brass);margin-bottom:16px}
.foot-grid a{display:block;color:var(--txt-soft);font-size:.88rem;margin-bottom:9px}
.foot-grid a:hover{color:var(--brass)}
.foot-brand p{color:var(--txt-mid);font-size:.86rem;max-width:340px;margin-top:12px}
.foot-bar{border-top:1px solid var(--line);padding:18px 0;font-family:var(--mono);font-size:.64rem;letter-spacing:.1em;color:var(--txt-mid);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.rv.in{opacity:1;transform:none}

@media (max-width:1000px){
  .hero-grid,.twocol,.cgrid{grid-template-columns:1fr}
  .sectors{grid-template-columns:repeat(2,1fr)}
  .statbar{grid-template-columns:repeat(2,1fr)}
  .statbar div{border-bottom:1px solid var(--line)}
  .threecol{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .nav{display:none}
}
@media (max-width:560px){
  .sectors{grid-template-columns:1fr}
  .qrow{flex-wrap:wrap;row-gap:6px}
  .frow{grid-template-columns:1fr}
}