/* ==========================================================================
   vAutoCars — Global design system
   Extracted from the for-dealers.ejs editorial aesthetic.
   Loaded on every page that uses partials/header.ejs.
   Page-specific bones (hero variants, tiers, timelines, metrics, etc.) live
   in the individual view's inline <style> block.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root{
  --cream:#ffffff;
  --cream-2:#f6f7f8;
  --paper:#fafafa;
  --ink:#0E1210;
  --ink-2:#3A3F3B;
  --ink-3:#7B8279;
  --green:#175cff;
  --green-dk:#0d47cc;
  --green-soft:#e3eaff;
  --amber:#f2295b;
  --line:rgba(14,18,16,.10);
  --line-2:rgba(14,18,16,.22);
  --shadow-soft: 0 1px 2px rgba(14,18,16,.04), 0 8px 24px rgba(14,18,16,.06);
  --shadow-lift: 0 2px 6px rgba(14,18,16,.06), 0 24px 60px -20px rgba(14,18,16,.25);
  --max: 1240px;
  --pad: clamp(24px, 4vw, 48px);

  --font-display: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

/* ---------- Base resets ---------- */
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--cream);
  font-size:17px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}

/* ---------- Container ---------- */
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}

/* ---------- Eyebrow + pulse ---------- */
.eyebrow{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--ink-2);
}
.eyebrow .dot{
  display:inline-block;width:6px;height:6px;border-radius:50%;
  background:var(--green);margin-right:8px;vertical-align:middle;
  box-shadow:0 0 0 0 rgba(23,92,255,.6);
  animation:pulse 2.2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(23,92,255,.55)}
  70%{box-shadow:0 0 0 10px rgba(23,92,255,0)}
  100%{box-shadow:0 0 0 0 rgba(23,92,255,0)}
}

/* ---------- Display type ---------- */
.h-display{
  font-family:var(--font-display);
  font-weight:700;
  letter-spacing:-0.03em;
  line-height:0.95;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 22px;border-radius:999px;
  font-weight:500;font-size:15px;letter-spacing:-0.005em;
  transition:transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--ink);color:var(--cream)}
.btn-primary:hover{background:var(--green-dk);transform:translateY(-1px)}
.btn-ghost{border:1px solid var(--line-2);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-1px)}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-dk);transform:translateY(-1px)}
.btn-ghost-light{border:1px solid rgba(255,255,255,.4);color:#fff;background:transparent}
.btn-ghost-light:hover{border-color:#fff;background:rgba(255,255,255,.08);color:#fff}
.arrow{width:16px;height:16px;stroke-width:1.8}

/* ---------- Nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb, var(--cream) 92%, transparent);
  backdrop-filter:saturate(140%) blur(10px);
  -webkit-backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px var(--pad);max-width:var(--max);margin:0 auto;
}
.brand{font-family:var(--font-display);font-weight:700;font-size:22px;letter-spacing:-0.02em;display:inline-flex;align-items:center;gap:0;white-space:nowrap;color:var(--ink)}
.brand b{font-weight:700;color:var(--amber)}
.brand .beta{margin-left:10px}
.brand .beta{
  font-family:var(--font-mono);font-size:10px;font-weight:500;
  padding:3px 7px;border:1px solid var(--line-2);border-radius:4px;
  color:var(--ink-2);letter-spacing:.1em;
}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{font-size:14.5px;color:var(--ink-2)}
.nav-links a:hover{color:var(--ink)}
.nav-cta{display:flex;gap:10px;align-items:center}
.nav-cta .btn{padding:10px 18px;font-size:14px}

/* ---------- Burger + mobile nav ---------- */
.nav-burger{display:none;background:transparent;border:0;width:36px;height:36px;padding:0;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.nav-burger span{display:block;width:22px;height:2px;background:var(--ink);transition:transform .25s ease, opacity .25s ease}
.nav-burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0}
.nav-burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media (max-width:820px){
  .nav-inner{position:relative}
  .nav-burger{display:flex}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:var(--cream);padding:8px var(--pad) 16px;border-bottom:1px solid var(--line);gap:0;box-shadow:var(--shadow-soft);z-index:40}
  .nav-links.open{display:flex}
  .nav-links > a, .nav-links > button{padding:14px 0;border-bottom:1px solid var(--line);font-size:16px;width:100%;text-align:left}
  .nav-links > a:last-child, .nav-links > button:last-child{border-bottom:0}
  .nav-cta .btn{padding:10px 14px;font-size:13px}
}

/* ---------- Section bones ---------- */
.section{padding:clamp(72px,11vw,140px) 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:64px;flex-wrap:wrap}
.section-head h2{margin:12px 0 0;max-width:18ch}
.section-head .eyebrow{display:block}
.section-head p{color:var(--ink-2);max-width:42ch;margin:0}
.section-lead{color:var(--ink-2);max-width:56ch;margin:0}

/* ---------- Footer ---------- */
footer{padding:48px 0 40px;background:var(--cream);border-top:1px solid var(--line)}
footer .wrap{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:32px}
@media (max-width:820px){footer .wrap{grid-template-columns:1fr 1fr}}
footer h5{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);margin:0 0 14px;font-weight:500}
footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
footer a{font-size:14.5px;color:var(--ink-2)}
footer a:hover{color:var(--ink)}
.copy{margin-top:40px;padding-top:24px;border-top:1px solid var(--line);color:var(--ink-3);font-size:13px;font-family:var(--font-mono)}

/* ---------- Modal (shared demo/contact iframe) ---------- */
.modal-overlay{position:fixed;inset:0;background:rgba(14,18,16,.68);z-index:9000;display:flex;align-items:center;justify-content:center;padding:24px}
.modal-overlay[hidden]{display:none}
.modal-dialog{background:#fff;border-radius:16px;max-width:720px;width:100%;max-height:90vh;position:relative;display:flex;flex-direction:column;overflow:auto;box-shadow:0 24px 60px rgba(14,18,16,.35)}
.modal-dialog h3{margin:0;padding:18px 24px;border-bottom:1px solid var(--line);font-size:17px;font-weight:600;font-family:var(--font-body);letter-spacing:0}
.modal-close{position:absolute;top:10px;right:14px;background:transparent;border:0;font-size:28px;line-height:1;cursor:pointer;color:var(--ink-3);padding:4px 10px}
.modal-close:hover{color:var(--ink)}
.modal-dialog iframe{border:0;width:100%;flex:1 0 auto;min-height:900px;background:#fff;display:block}

/* ---------- Back to top ---------- */
.back-to-top{
  position:fixed;bottom:32px;right:32px;
  width:44px;height:44px;background:var(--ink);color:#fff;
  border:0;border-radius:50%;font-size:18px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(16px);
  transition:opacity .3s ease, transform .3s ease, background .2s ease;
  z-index:99;box-shadow:var(--shadow-soft);
}
.back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{background:var(--green-dk)}

/* ---------- Focus visible ---------- */
:focus-visible{outline:2px solid var(--green);outline-offset:3px;border-radius:4px}

/* ---------- Nav button (Contact) ---------- */
.nav-link-btn{background:transparent;border:0;padding:0;font:inherit;color:var(--ink-2);cursor:pointer;font-size:14.5px}
.nav-link-btn:hover{color:var(--ink)}

/* ---------- Footer contact band ---------- */
.footer-contact{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;padding:40px 0 24px;border-top:1px solid var(--line);margin-top:32px}
.footer-contact-col h5{margin:0 0 10px}
.footer-contact-col p{margin:0;color:var(--ink-2);font-size:14px;line-height:1.55}
.footer-contact-col small{color:var(--ink-3)}
.footer-contact-col a{color:var(--ink-2)}
.footer-contact-col a:hover{color:var(--ink)}
.footer-link-btn{background:transparent;border:0;padding:0;font:inherit;color:var(--ink-2);cursor:pointer;font-size:14.5px}
.footer-link-btn:hover{color:var(--ink)}
@media (max-width:720px){.footer-contact{grid-template-columns:1fr;gap:20px}}

/* ---------- Entrance animation ---------- */
@media (prefers-reduced-motion: no-preference){
  .reveal, .reveal-1, .reveal-2, .reveal-3, .reveal-4{
    opacity:0;transform:translateY(14px);
    animation:reveal .9s cubic-bezier(.2,.8,.2,1) forwards;
  }
  .reveal-1{animation-delay:.1s}
  .reveal-2{animation-delay:.18s}
  .reveal-3{animation-delay:.26s}
  .reveal-4{animation-delay:.34s}
}
@keyframes reveal{to{opacity:1;transform:translateY(0)}}