/* NORTH THISTLE — site styles. Zero dependencies. */
:root{
  --bg:#0B0C0E; --bg-alt:#101114; --panel:#141519; --line:#23252B;
  --text:#EDEAE2; --muted:#9BA0A8; --faint:#6E747E;
  --gold:#D4AF37; --gold-deep:#B8860B; --gold-soft:#E8C766;
  --shell:1120px; --radius:10px;
  --font:-apple-system,BlinkMacSystemFont,"Helvetica Neue",Helvetica,"Segoe UI",Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.6;font-size:17px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.shell{max-width:var(--shell);margin:0 auto;padding:0 24px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* Type */
h1{font-size:clamp(34px,5.2vw,58px);line-height:1.06;letter-spacing:-.022em;font-weight:650}
h2{font-size:clamp(26px,3.6vw,40px);line-height:1.12;letter-spacing:-.018em;font-weight:640;max-width:22ch}
h3{font-size:19px;font-weight:600;letter-spacing:-.008em}
.kicker{font-size:12px;font-weight:600;letter-spacing:.32em;text-transform:uppercase;color:var(--gold);margin-bottom:18px}
.lede{font-size:clamp(17px,1.6vw,20px);color:var(--muted);max-width:56ch;margin-top:22px}
.section-close{color:var(--muted);margin-top:44px;font-size:18px;max-width:60ch}

/* Buttons */
.btn{display:inline-block;padding:14px 26px;border-radius:6px;font-weight:600;font-size:15px;letter-spacing:.01em;border:1px solid transparent;transition:transform .15s ease,background .15s ease,border-color .15s ease;cursor:pointer}
.btn:active{transform:translateY(1px)}
.btn-gold{background:var(--gold);color:#0B0C0E}
.btn-gold:hover{background:var(--gold-soft)}
.btn-ghost{border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn-block{width:100%}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(0,0,0,.85);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .2s ease}
.site-header.scrolled{border-bottom-color:var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand img{height:38px;width:auto}
.nav-menu{display:flex;align-items:center;gap:30px;list-style:none}
.nav-menu a{font-size:14.5px;color:var(--muted);transition:color .15s ease}
.nav-menu a:hover{color:var(--text)}
.nav-cta a.btn{color:#0B0C0E;padding:10px 18px;font-size:14px}
.nav-toggle{display:none;background:none;border:0;padding:10px;cursor:pointer}
.nav-toggle-bar{display:block;width:22px;height:2px;background:var(--text);margin:5px 0;transition:transform .2s ease,opacity .2s ease}

/* Hero */
.hero{padding:110px 0 90px;background:
  radial-gradient(1100px 500px at 78% -10%, rgba(212,175,55,.07), transparent 60%),
  var(--bg)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center}
.cta-row{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap}

/* Flow panel */
.flow-panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:30px 30px 18px}
.flow-title{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--faint);margin-bottom:22px}
.flow{list-style:none;position:relative}
.flow li{display:flex;gap:16px;padding-bottom:22px;position:relative}
.flow li:last-child{padding-bottom:8px}
.flow li::before{content:"";position:absolute;left:5px;top:16px;bottom:-2px;width:1px;background:var(--line)}
.flow li:last-child::before{display:none}
.flow-dot{flex:none;width:11px;height:11px;border-radius:50%;background:var(--gold);margin-top:5px;box-shadow:0 0 0 3px rgba(212,175,55,.15)}
.flow strong{display:block;font-size:15px;font-weight:600}
.flow em{display:block;font-style:normal;font-size:13.5px;color:var(--muted);margin-top:2px}
.flow-note{font-size:11.5px;color:var(--faint);margin-top:14px;letter-spacing:.06em}

/* Trust */
.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-alt);padding:34px 0}
.trust-line{font-size:16px;color:var(--muted);text-align:center}
.trust-verticals{display:flex;flex-wrap:wrap;gap:14px 34px;justify-content:center;list-style:none;margin-top:18px}
.trust-verticals li{font-size:12.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--faint)}

/* Sections */
.section{padding:118px 0}
.section-alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* Problem */
.gap-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px 56px;margin-top:52px;max-width:960px}
.gap{color:var(--text);font-size:18px;line-height:1.55;padding-left:22px;border-left:2px solid var(--gold-deep)}

/* Services */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:52px}
.svc{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;border-top:2px solid var(--gold-deep)}
.svc p{color:var(--muted);font-size:15.5px;margin-top:10px}

/* Steps */
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:44px;margin-top:56px}
.step-num{font-size:13px;letter-spacing:.3em;color:var(--gold);font-weight:600}
.steps h3{margin:14px 0 10px}
.steps p{color:var(--muted);font-size:15.5px}

/* Builds */
.build{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:38px;margin-top:34px;max-width:860px}
.build-head{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:16px}
.status{font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);border:1px solid rgba(212,175,55,.35);padding:6px 12px;border-radius:99px;white-space:nowrap}
.build p{color:var(--muted);margin-bottom:14px;max-width:64ch}
.build .btn{margin-top:8px}

/* Why */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;margin-top:52px}
.why p{color:var(--muted);font-size:15px;margin-top:8px}

/* Audit */
.section-audit{background:
  radial-gradient(900px 400px at 15% 0%, rgba(212,175,55,.06), transparent 60%),
  var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.audit-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}
.audit-points{list-style:none;margin-top:28px}
.audit-points li{padding-left:26px;position:relative;color:var(--muted);margin-bottom:12px}
.audit-points li::before{content:"";position:absolute;left:0;top:9px;width:12px;height:2px;background:var(--gold)}
.audit-form{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:34px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:600;letter-spacing:.04em;margin-bottom:7px;color:var(--text)}
.optional{color:var(--faint);font-weight:400}
.field input,.field select,.field textarea{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:6px;color:var(--text);padding:12px 14px;font-size:15px;font-family:var(--font);transition:border-color .15s ease}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--gold);outline:none}
.field input.invalid,.field select.invalid{border-color:#B0563F}
.hp-field{position:absolute;left:-9999px;top:-9999px}
.consent{font-size:13px;color:var(--faint);margin:6px 0 18px}
.form-msg{margin-top:14px;font-size:14.5px;color:var(--muted);min-height:1.4em}
.form-msg.ok{color:#9CC29C}
.form-msg.err{color:#D08C77}

/* About */
.about-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}
.about-copy p{color:var(--muted);margin-bottom:18px;max-width:60ch}
.about-region{border-left:2px solid var(--gold-deep);padding-left:20px;color:var(--text)}
.about-region strong{color:var(--text)}

/* Final CTA */
.final-cta{padding:130px 0;text-align:center;background:
  radial-gradient(700px 340px at 50% 110%, rgba(212,175,55,.08), transparent 65%),var(--bg)}
.final-mark{margin:0 auto 26px}
.final-cta h2{margin:0 auto}
.final-cta p{color:var(--muted);max-width:52ch;margin:18px auto 34px}

/* Footer */
.site-footer{border-top:1px solid var(--line);padding:64px 0 46px;background:var(--bg-alt)}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:50px;align-items:start}
.footer-line{color:var(--muted);font-size:14.5px;margin-top:16px;max-width:30ch}
.footer-nav,.footer-legal,.footer-social{list-style:none}
.footer-nav li{margin-bottom:10px}
.footer-nav a,.footer-legal a,.footer-social a{color:var(--muted);font-size:14.5px}
.footer-nav a:hover,.footer-legal a:hover,.footer-social a:hover{color:var(--gold)}
.footer-legal{display:flex;gap:22px;margin:14px 0}
.copyright{color:var(--faint);font-size:13px}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* Responsive */
@media (max-width:980px){
  .hero-grid,.audit-grid,.about-grid{grid-template-columns:1fr;gap:48px}
  .svc-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr;gap:34px}
  .why-grid{grid-template-columns:1fr 1fr;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px}
  .section{padding:88px 0}
  .hero{padding:74px 0 70px}
}
@media (max-width:980px){
  .nav-toggle{display:block}
  .nav-menu{position:fixed;inset:76px 0 auto 0;background:#000;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start;gap:0;padding:10px 24px 22px;display:none}
  .nav-menu.open{display:flex}
  .nav-menu li{width:100%}
  .nav-menu a{display:block;padding:13px 0;font-size:16px}
  .nav-cta{margin-top:8px}
  .nav-cta a.btn{display:inline-block}
}
@media (max-width:640px){
  body{font-size:16px}
  .gap-grid,.svc-grid,.why-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-row .btn{width:100%;text-align:center}
  .brand img{height:32px}
  .build{padding:28px 22px}
  .audit-form{padding:26px 20px}
}