/* Twentynine Palms Mobile Mechanic — design #15 "Swamp Cooler"
   sun-bleached bone #FAF7EF · shade brown #2E241B · creosote #7D8471
   coolant green #0F8A6D · heat amber #D98E04 (gauge only) */
:root{--bone:#FAF7EF;--shade:#2E241B;--creosote:#7D8471;--coolant:#0F8A6D;
  --amber:#D98E04;--bone-dim:#EFE9DC;--mono:ui-monospace,'SFMono-Regular',Menlo,Consolas,monospace}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{font-family:'IBM Plex Sans',Helvetica,Arial,sans-serif;font-size:1.03rem;line-height:1.66;
  color:var(--shade);background:var(--bone)}
h1,h2,h3{font-family:'Big Shoulders Display','Arial Narrow',sans-serif;line-height:1.05;
  text-transform:uppercase;letter-spacing:.015em}
h1{font-size:clamp(2.3rem,6.5vw,4rem);font-weight:800}
h2{font-size:clamp(1.5rem,3.4vw,2.2rem);font-weight:700;margin:2.4rem 0 .8rem}
h3{font-size:1.25rem;font-weight:700;margin:1.4rem 0 .4rem}
p{margin:.75rem 0}
a{color:var(--coolant)}
a:focus-visible,button:focus-visible{outline:3px solid var(--amber);outline-offset:2px}
.wrap{max-width:1060px;margin:0 auto;padding:0 1.25rem}
.eyebrow{font-family:'IBM Plex Sans',sans-serif;font-weight:700;font-size:.76rem;text-transform:uppercase;
  letter-spacing:.16em;color:var(--creosote);display:inline-block;margin-bottom:.7rem}
.eyebrow::before{content:"";display:inline-block;width:1.6rem;height:3px;background:var(--coolant);
  margin-right:.5rem;vertical-align:middle}
/* header */
.callbar{background:var(--shade);color:var(--bone);font-size:.9rem;text-align:center;padding:.45rem 1rem}
.callbar a{color:var(--amber);font-weight:700;text-decoration:none}
header.site{background:var(--bone);border-bottom:4px solid var(--shade)}
header.site .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:.6rem 1.4rem;padding:.9rem 1.25rem}
.brand{font-family:'Big Shoulders Display',sans-serif;font-weight:800;font-size:1.35rem;
  text-transform:uppercase;color:var(--shade);text-decoration:none;letter-spacing:.02em}
.brand em{font-style:normal;color:var(--coolant)}
nav.main{display:flex;flex-wrap:wrap;gap:.2rem 1rem;font-size:.9rem;font-weight:600;margin-left:auto}
nav.main a{color:var(--shade);text-decoration:none;padding:.3rem 0;border-bottom:3px solid transparent}
nav.main a:hover{border-bottom-color:var(--coolant)}
/* hero */
.hero{padding:3rem 0 2.4rem;background:linear-gradient(var(--bone),var(--bone-dim))}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:2.2rem;align-items:start}
.hero p.lede{font-size:1.13rem;max-width:34rem}
.hero img{width:100%;height:auto;border:4px solid var(--shade)}
@media(max-width:820px){.hero .wrap{grid-template-columns:1fr}}
.btn{display:inline-block;background:var(--coolant);color:var(--bone);font-weight:700;
  text-decoration:none;padding:.8rem 1.4rem;margin:.6rem .5rem 0 0;text-transform:uppercase;
  font-size:.9rem;letter-spacing:.05em}
.btn:hover{background:#0B6B54}
.btn.alt{background:var(--shade)}
/* heat gauge — signature element */
.gauge{background:var(--shade);color:var(--bone);border-left:6px solid var(--amber);
  padding:1rem 1.2rem;font-family:var(--mono);font-size:.85rem;line-height:1.6;max-width:34rem}
.gauge .g-h{color:var(--amber);text-transform:uppercase;letter-spacing:.12em;font-size:.72rem;margin-bottom:.5rem}
.gauge table{width:100%;border-collapse:collapse}
.gauge td{padding:.2rem 0;vertical-align:top}
.gauge td:last-child{text-align:right;white-space:nowrap;color:var(--amber)}
.gauge tr.cool td:last-child{color:#5FD3B3}
.gauge .fine{color:var(--creosote);font-size:.72rem;margin-top:.6rem}
/* sections */
section{padding:2.2rem 0}
section.band{background:var(--bone-dim);border-top:1px solid var(--creosote);border-bottom:1px solid var(--creosote)}
section.shade{background:var(--shade);color:var(--bone)}
section.shade h2,section.shade h3{color:var(--bone)}
section.shade a{color:#5FD3B3}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:1.6rem}
@media(max-width:820px){.grid3,.grid2{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--creosote);border-bottom:5px solid var(--coolant);padding:1.1rem 1.2rem}
.card h3{margin-top:0}
.card img{width:100%;height:auto;margin-bottom:.7rem}
table.plain{width:100%;border-collapse:collapse;margin:1rem 0}
table.plain th,table.plain td{border:1px solid var(--creosote);padding:.55rem .7rem;text-align:left;vertical-align:top}
table.plain th{background:var(--shade);color:var(--bone);font-size:.85rem;text-transform:uppercase;letter-spacing:.05em}
.faq-item{border-bottom:1px solid var(--creosote);padding:1rem 0}
.faq-item h3{margin:0 0 .3rem}
.crumbs{font-size:.8rem;padding:.9rem 0 0;color:var(--creosote)}
.crumbs a{color:var(--creosote)}
footer.site{background:var(--shade);color:var(--bone);margin-top:3rem;padding:2.2rem 0;font-size:.92rem}
footer.site a{color:#5FD3B3}
footer.site .cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:1.6rem}
@media(max-width:820px){footer.site .cols{grid-template-columns:1fr}}
footer.site .legal{margin-top:1.6rem;border-top:1px solid var(--creosote);padding-top:1rem;font-size:.8rem;color:var(--creosote)}
ul.tick{list-style:none;padding-left:0}
ul.tick li{padding-left:1.3rem;position:relative;margin:.4rem 0}
ul.tick li::before{content:"▸";position:absolute;left:0;color:var(--coolant)}
img{max-width:100%}
.skip{position:absolute;left:-9999px}.skip:focus{position:static;display:inline-block;padding:.4rem}

/* --- v1.1: header phone + mobile pass --- */
.hphone{background:var(--coolant);color:var(--bone);font-weight:700;font-size:.9rem;
  text-transform:uppercase;letter-spacing:.04em;text-decoration:none;padding:.55rem 1rem;white-space:nowrap}
.hphone:hover{background:#0B6B54}
@media(max-width:820px){
  header.site .wrap{padding:.7rem 1rem}
  .brand{font-size:1.05rem}
  nav.main{margin-left:0;width:100%;order:3;gap:.1rem .8rem;font-size:.95rem}
  nav.main a{padding:.5rem .1rem}
  .hphone{margin-left:auto;order:2}
  .callbar{position:sticky;top:0;z-index:50;padding:.6rem 1rem}
  .btn{display:block;text-align:center;margin:.6rem 0 0}
  .gauge{max-width:100%;font-size:.8rem}
  section{padding:1.7rem 0}
  h2{margin-top:1.8rem}
  h1{font-size:clamp(2rem,8vw,2.6rem)}
  table.plain{display:block;overflow-x:auto}
}