/* Onslow Mobile Mechanic — Design #13 "Salt Line"
   storm slate / oyster / signal coral. Numbered scenario blocks, dashed tide-line
   separators, wide left-border panels. Static, fast, mobile-first. */
:root{
  --slate:#2f4550; --slate-2:#22333c; --coral:#e4572e; --coral-2:#c74722;
  --oyster:#f5f0e6; --white:#fff; --ink-body:#43535b; --line:#ddd3c0;
  --max:1060px; --r:8px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  background:var(--oyster);color:var(--ink-body);line-height:1.68;font-size:17px}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--slate);text-underline-offset:2px}
a:hover{color:var(--coral-2)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

/* Top bar + header */
.topline{background:var(--coral);color:#fff;font-size:.88rem;text-align:center;padding:6px 10px;font-weight:600}
header.site{background:var(--white);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 20px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.12rem;color:var(--slate);text-decoration:none;letter-spacing:.2px}
.brand svg{width:38px;height:38px}
nav.main{display:flex;gap:16px;flex-wrap:wrap;font-size:.94rem}
nav.main a{text-decoration:none;font-weight:600;color:var(--slate)}
nav.main a:hover{color:var(--coral)}
.call-btn{background:var(--slate);color:#fff;font-weight:800;padding:10px 18px;border-radius:var(--r);text-decoration:none;white-space:nowrap;border:2px solid var(--slate)}
.call-btn:hover{background:var(--coral);border-color:var(--coral);color:#fff}

/* Hero — split panel, not banner */
.hero{background:var(--white);border-bottom:4px solid var(--slate)}
.hero .wrap{display:grid;grid-template-columns:1.4fr 1fr;gap:34px;padding:46px 20px;align-items:center}
.hero h1{color:var(--slate);font-size:clamp(1.65rem,4vw,2.4rem);line-height:1.18;letter-spacing:-.3px}
.hero p.lede{margin-top:14px;font-size:1.05rem}
.hero .cta-row{margin-top:22px;display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.hero .sub{font-size:.88rem;color:#6b7a82;margin-top:10px}
.hero-panel{background:var(--slate);color:#e8e2d4;border-radius:var(--r);padding:24px}
.hero-panel h2{color:#fff;font-size:1.05rem;margin-bottom:12px;border-bottom:1px dashed rgba(245,240,230,.35);padding-bottom:8px}
.hero-panel ol{list-style:none;counter-reset:sc}
.hero-panel li{counter-increment:sc;padding:8px 0 8px 40px;position:relative;font-size:.95rem}
.hero-panel li::before{content:counter(sc,decimal-leading-zero);position:absolute;left:0;top:8px;
  color:var(--coral);font-weight:800;font-size:1rem}

/* Sections + tide line */
section{padding:42px 0}
section.white{background:var(--white);border-top:1px dashed var(--line);border-bottom:1px dashed var(--line)}
h2{color:var(--slate);font-size:1.45rem;margin-bottom:14px;letter-spacing:-.2px}
h3{color:var(--slate);font-size:1.1rem;margin:18px 0 8px}
p{margin-bottom:14px}
.panel{background:var(--white);border-left:6px solid var(--coral);border-radius:0 var(--r) var(--r) 0;
  padding:18px 22px;margin-bottom:20px;box-shadow:0 1px 0 var(--line)}
section.white .panel{background:var(--oyster)}
.answer{font-size:1.03rem}
.answer strong{color:var(--slate)}
.scenario{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));counter-reset:sn}
.scenario .sc{background:var(--white);border:1px solid var(--line);border-top:5px solid var(--slate);
  border-radius:var(--r);padding:20px;counter-increment:sn;position:relative}
.scenario .sc::before{content:counter(sn,decimal-leading-zero);position:absolute;top:12px;right:16px;
  font-weight:800;color:var(--line);font-size:1.6rem}
.scenario .sc h3{margin-top:0;padding-right:44px}
ul.tick{list-style:none;margin:8px 0 16px}
ul.tick li{padding-left:26px;position:relative;margin-bottom:8px}
ul.tick li::before{content:"";position:absolute;left:0;top:7px;width:14px;height:14px;
  background:var(--coral);clip-path:polygon(0 45%,15% 30%,40% 60%,85% 0,100% 12%,40% 100%)}
table{width:100%;border-collapse:collapse;margin:12px 0 18px;background:var(--white);font-size:.96rem}
th,td{border:1px solid var(--line);padding:10px 12px;text-align:left}
th{background:var(--slate);color:#fff}
.faq details{background:var(--white);border:1px solid var(--line);border-radius:var(--r);margin-bottom:10px}
section.white .faq details{background:var(--oyster)}
.faq summary{cursor:pointer;font-weight:700;color:var(--slate);padding:13px 18px}
.faq details div{padding:0 18px 14px}
.crumbs{font-size:.84rem;color:#8a8272;padding:12px 0 0}
.crumbs a{color:#8a8272}
.cta-band{background:var(--slate);color:#e8e2d4;padding:38px 0;text-align:center}
.cta-band h2{color:#fff}
.cta-band p{max-width:640px;margin:0 auto 18px}
.cta-band .call-btn{background:var(--coral);border-color:var(--coral)}

/* Footer */
footer.site{background:var(--slate-2);color:#b9c4c9;padding:34px 0;font-size:.9rem}
footer.site a{color:#e8e2d4}
footer.site .cols{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));margin-bottom:20px}
footer.site h4{color:#fff;margin-bottom:10px;font-size:.98rem}
footer.site ul{list-style:none}
footer.site li{margin-bottom:6px}
.legal{border-top:1px dashed #3c4f59;padding-top:14px;font-size:.82rem;color:#8fa0a8}

@media (max-width:760px){
  .hero .wrap{grid-template-columns:1fr}
  
}

/* On-page photos (retrofit) */
figure.photo{margin:4px 0 22px}
figure.photo img{width:100%;height:auto;border-radius:10px;display:block;box-shadow:0 2px 8px rgba(0,0,0,.08)}

/* Mobile nav (retrofit) */
.nav-toggle{display:none;background:none;border:1px solid #2f4550;color:#2f4550;
  font:inherit;font-weight:700;padding:8px 12px;border-radius:8px;cursor:pointer}
@media (max-width:760px){
  .nav-toggle{display:inline-block}
  nav.main{display:none;flex-direction:column;gap:0;width:100%;order:9;background:#ffffff;
    border-radius:8px;margin-top:10px}
  nav.main.open{display:flex}
  nav.main a{padding:12px 14px;border-top:1px solid #ddd3c0}
  nav.main a:first-child{border-top:none}
}