/* =========================================================
   Tennessee Valley Starter & Alternator
   Brand tokens -> change the palette in one place.
   ========================================================= */
:root{
  --navy-900:#0E2B49;   /* exact, sampled from client logo */
  --navy-800:#173556;
  --navy-700:#22426A;
  --gold:#C79A3C;
  --gold-lt:#E3C88B;
  --gold-dk:#A57F2C;
  --sand:#DDD4A7;       /* logo wordmark colour, reserved for the logo */
  --cream:#F6F1E4;
  --cream-dk:#EAE2CE;
  --brown:#6E5335;
  --ink:#1B1B18;
  --steel:#6F6F66;
  --line:rgba(14,43,73,.14);

  --ff-disp:"Oswald",Impact,"Haettenschweiler","Arial Narrow",sans-serif;
  --ff-body:"Barlow",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --ff-ui:"Oswald",Impact,"Arial Narrow",sans-serif;
  --ff-plate:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --wrap:1180px;
  --r:3px;
  --hdr-h:76px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--cream);color:var(--ink);
  font-family:var(--ff-body);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.wrap--narrow{max-width:820px}

.skip{position:absolute;left:-9999px;top:0;background:var(--gold);color:var(--navy-900);
  padding:12px 20px;font-weight:700;z-index:200}
.skip:focus{left:8px;top:8px}

:focus-visible{outline:3px solid var(--gold);outline-offset:3px}

/* ---------- type ---------- */
.h2{
  font-family:var(--ff-disp);font-weight:600;
  font-size:clamp(1.9rem,4.4vw,3rem);line-height:1.05;
  letter-spacing:.005em;color:var(--navy-900);
  margin:.1em 0 .5em;text-transform:uppercase;
}
.h2--light{color:var(--cream)}

.eyebrow{
  font-family:var(--ff-plate);font-size:.72rem;letter-spacing:.19em;
  text-transform:uppercase;color:var(--gold);margin:0 0 4px;
  display:flex;align-items:center;gap:12px;
}
.eyebrow::after{content:"";height:1px;flex:1;background:currentColor;opacity:.35}
.eyebrow--dark{color:var(--gold-dk)}

.sec{padding:88px 0}
.sec--alt{background:var(--cream-dk)}
.sec--navy{background:var(--navy-900);color:var(--cream)}
.sec__lede{max-width:60ch;color:var(--steel);font-size:1.08rem;margin:0 0 40px}
.sec--navy .sec__lede{color:rgba(246,241,228,.72)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--ff-ui);font-weight:600;font-size:1rem;letter-spacing:.06em;
  text-transform:uppercase;text-decoration:none;border-radius:var(--r);
  padding:14px 26px;border:2px solid transparent;cursor:pointer;
  transition:transform .12s ease,background .16s ease,color .16s ease;
}
.btn--lg{padding:17px 34px;font-size:1.08rem}
.btn--gold{background:var(--gold);color:var(--navy-900);border-color:var(--gold);font-weight:700}
.btn--gold:hover{background:var(--gold-lt);transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--cream);border-color:rgba(227,200,139,.55)}
.btn--ghost:hover{border-color:var(--gold);color:var(--gold-lt)}
.btn--call{background:var(--gold);color:var(--navy-900);border-color:var(--gold);padding:11px 20px;font-size:.95rem}
.btn--call:hover{background:var(--gold-lt)}
.btn__ico{font-size:1.05em;line-height:1}

/* ---------- header ---------- */
.hdr{
  position:sticky;top:0;z-index:100;background:var(--navy-900);
  border-bottom:1px solid rgba(199,154,60,.25);
}
.hdr__in{display:flex;align-items:center;gap:20px;min-height:var(--hdr-h)}
.brand{display:flex;align-items:center;text-decoration:none;color:var(--cream);margin-right:auto;padding:6px 0}
.brand__logo{height:46px;width:auto;flex:none}

.nav{display:flex;gap:26px}
.nav a{
  font-family:var(--ff-ui);font-weight:500;font-size:.88rem;letter-spacing:.09em;
  text-transform:uppercase;text-decoration:none;color:rgba(246,241,228,.82);
  padding:6px 0;border-bottom:2px solid transparent;
}
.nav a:hover{color:var(--gold-lt);border-bottom-color:var(--gold)}

.burger{display:none;background:none;border:0;padding:10px;cursor:pointer}
.burger span{display:block;width:26px;height:2px;background:var(--cream);margin:5px 0;transition:.2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--navy-900);color:var(--cream);overflow:hidden}
.hero__scene{position:absolute;inset:0}
.hero__scene svg{width:100%;height:100%;display:block}
.hero__in{position:relative;z-index:2;padding-top:84px;padding-bottom:76px;max-width:var(--wrap)}

.hero__h1{
  font-family:var(--ff-disp);font-weight:600;text-transform:uppercase;
  font-size:clamp(2.3rem,6.4vw,4.6rem);line-height:.98;letter-spacing:.004em;
  margin:8px 0 22px;max-width:16ch;
}
.hero__h1 span{display:block}
.hero__h1-gold{color:var(--gold)}
.hero__sub{max-width:54ch;font-size:1.1rem;color:rgba(246,241,228,.85);margin:0 0 32px}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:52px}

/* ---------- SIGNATURE: equipment data plate ---------- */
.plate{
  position:relative;max-width:760px;
  background:linear-gradient(160deg,#D8BC78 0%,#C79A3C 42%,#AB8330 100%);
  color:#221A08;border-radius:var(--r);
  padding:22px 26px;
  box-shadow:0 2px 0 rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.4);
}
.plate::before{
  content:"";position:absolute;inset:7px;border:1px solid rgba(34,26,8,.32);
  border-radius:2px;pointer-events:none;
}
.plate__rivet{
  position:absolute;width:7px;height:7px;border-radius:50%;
  background:radial-gradient(circle at 32% 30%,#F1E3BE,#7A5C1C);
}
.plate__rivet--tl{top:8px;left:9px}
.plate__rivet--tr{top:8px;right:9px}
.plate__rivet--bl{bottom:8px;left:9px}
.plate__rivet--br{bottom:8px;right:9px}

.plate__grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px 24px;margin:0;
  position:relative;z-index:1;
}
.plate__grid--hours{grid-template-columns:repeat(4,1fr)}
.plate__grid > div{min-width:0}
.plate__grid dt{
  font-family:var(--ff-plate);font-size:.63rem;letter-spacing:.16em;
  text-transform:uppercase;color:rgba(34,26,8,.62);margin-bottom:3px;
}
.plate__grid dd{
  margin:0;font-family:var(--ff-ui);font-weight:600;text-transform:uppercase;
  font-size:1rem;letter-spacing:.02em;line-height:1.2;
}
.plate--contact{margin:34px auto 0}

/* ---------- band ---------- */
.band{background:var(--navy-800);color:var(--cream);border-top:3px solid var(--gold)}
.band__in{padding:22px 24px;text-align:center}
.band__in p{margin:0;font-size:1.05rem}
.band__in strong{color:var(--gold-lt)}

/* ---------- service cards ---------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.card{background:var(--cream);padding:28px 24px;transition:background .16s ease}
.card:hover{background:#fff}
.card h3{
  font-family:var(--ff-disp);font-weight:600;text-transform:uppercase;
  font-size:1.06rem;letter-spacing:.035em;margin:0 0 9px;color:var(--navy-900);
  padding-left:14px;border-left:3px solid var(--gold);
}
.card p{margin:0;color:var(--steel);font-size:.96rem}
.sec--alt .card{background:var(--cream-dk)}

/* ---------- industries ---------- */
.ind{display:grid;grid-template-columns:repeat(5,1fr);gap:26px;margin-top:44px}
.ind__item{border-top:2px solid var(--gold);padding-top:16px}
.ind__item h3{
  font-family:var(--ff-disp);font-weight:600;text-transform:uppercase;
  font-size:1.02rem;letter-spacing:.05em;margin:0 0 7px;color:var(--gold-lt);
}
.ind__item p{margin:0;color:rgba(246,241,228,.72);font-size:.94rem}

/* ---------- steps ---------- */
.steps{list-style:none;margin:44px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.step{position:relative;padding-top:18px;border-top:2px solid var(--navy-900)}
.step__n{
  font-family:var(--ff-plate);font-size:.8rem;letter-spacing:.12em;
  color:var(--gold-dk);display:block;margin-bottom:8px;
}
.step h3{font-family:var(--ff-disp);font-weight:600;text-transform:uppercase;
  font-size:1.1rem;letter-spacing:.04em;margin:0 0 8px;color:var(--navy-900)}
.step p{margin:0;color:var(--steel);font-size:.96rem}

/* ---------- pricing ---------- */
.price{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:44px}
.price__item{background:var(--cream);border:1px solid var(--line);padding:28px 26px;border-top:3px solid var(--gold)}
.price__item h3{font-family:var(--ff-plate);font-size:.7rem;letter-spacing:.17em;
  text-transform:uppercase;color:var(--steel);margin:0 0 12px}
.price__big{font-family:var(--ff-disp);font-weight:600;font-size:2.4rem;line-height:1;
  color:var(--navy-900);margin:0 0 12px;text-transform:uppercase}
.price__big span{font-size:1.05rem;color:var(--steel)}
.price__big--sm{font-size:1.4rem}
.price__item p:last-child{margin:0;color:var(--steel);font-size:.95rem}

.warranty{margin-top:32px;background:var(--navy-900);color:var(--cream);padding:26px 28px;border-radius:var(--r)}
.warranty h3{font-family:var(--ff-disp);font-weight:600;text-transform:uppercase;
  letter-spacing:.06em;font-size:1.05rem;margin:0 0 8px;color:var(--gold)}
.warranty p{margin:0;color:rgba(246,241,228,.85);font-size:.98rem}
.warranty strong{color:var(--gold-lt)}

/* ---------- service area ---------- */
.area{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:start}
.area__copy p{color:var(--steel);max-width:46ch;margin:0 0 26px}
.area__list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.area__list li{
  padding:16px 0 16px 32px;border-bottom:1px solid var(--line);position:relative;
  font-family:var(--ff-disp);font-weight:500;text-transform:uppercase;
  letter-spacing:.05em;font-size:1rem;color:var(--navy-900);
}
.area__list li::before{
  content:"";position:absolute;left:6px;top:50%;width:9px;height:9px;
  margin-top:-4px;background:var(--gold);border-radius:50%;
}

/* ---------- about ---------- */
.about__lede{max-width:66ch;color:rgba(246,241,228,.85);font-size:1.08rem;margin:0 0 44px}
.about__pts{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.about__pts h3{font-family:var(--ff-disp);font-weight:600;text-transform:uppercase;
  font-size:1.02rem;letter-spacing:.05em;margin:0 0 8px;color:var(--gold)}
.about__pts p{margin:0;color:rgba(246,241,228,.72);font-size:.95rem}

/* ---------- faq ---------- */
.faq{margin-top:38px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  cursor:pointer;list-style:none;padding:20px 40px 20px 0;position:relative;
  font-family:var(--ff-disp);font-weight:500;text-transform:uppercase;
  letter-spacing:.035em;font-size:1.03rem;color:var(--navy-900);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-size:1.5rem;color:var(--gold-dk);line-height:1;
}
.faq details[open] summary::after{content:"\2013"}
.faq details p{margin:0 0 22px;color:var(--steel);max-width:66ch}

/* ---------- contact ---------- */
.sec--contact{background:var(--navy-900);color:var(--cream);text-align:center}
.contact .eyebrow{justify-content:center}
.contact .eyebrow::after{display:none}
.contact__num{
  display:inline-block;font-family:var(--ff-disp);font-weight:600;
  font-size:clamp(2.1rem,6.5vw,3.9rem);letter-spacing:.02em;color:var(--gold);
  text-decoration:none;margin:6px 0 4px;
}
.contact__num:hover{color:var(--gold-lt)}
.contact__note{color:rgba(246,241,228,.62);font-size:.95rem;margin:26px 0 0}

/* ---------- footer ---------- */
.ftr{background:#0F1A2E;color:rgba(246,241,228,.72);padding:52px 0 0;font-size:.94rem}
.ftr__in{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:38px;padding-bottom:38px}
.ftr__brand strong{display:block;font-family:var(--ff-disp);font-weight:600;
  text-transform:uppercase;letter-spacing:.05em;color:var(--cream);font-size:1.05rem;margin-bottom:10px}
.ftr__brand p{margin:0;max-width:42ch}
.ftr__col h4{font-family:var(--ff-plate);font-size:.68rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--gold);margin:0 0 12px}
.ftr__col p{margin:0 0 6px}
.ftr__col a{color:var(--gold-lt);text-decoration:none}
.ftr__col a:hover{text-decoration:underline}
.ftr__base{border-top:1px solid rgba(246,241,228,.12);padding-top:20px;padding-bottom:20px}
.ftr__base p{margin:0;font-size:.85rem;color:rgba(246,241,228,.5)}

/* ---------- sticky mobile call ---------- */
.mcall{
  display:none;font-weight:700;position:fixed;left:0;right:0;bottom:0;z-index:120;
  background:var(--gold);color:var(--navy-900);text-decoration:none;
  font-family:var(--ff-ui);font-weight:600;font-size:1.12rem;letter-spacing:.06em;
  text-transform:uppercase;text-align:center;padding:17px 16px;
  box-shadow:0 -3px 14px rgba(0,0,0,.28);align-items:center;justify-content:center;gap:10px;
}
.mcall__ico{font-size:1.15em}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width:1080px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .ind{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:900px){
  .hdr__call{display:none}
  .burger{display:block}
  .nav{
    position:absolute;top:100%;left:0;right:0;background:var(--navy-800);
    flex-direction:column;gap:0;padding:6px 24px 18px;
    border-bottom:2px solid var(--gold);display:none;
  }
  .nav.is-open{display:flex}
  .nav a{padding:14px 0;border-bottom:1px solid rgba(246,241,228,.12)}
  .area{grid-template-columns:1fr;gap:34px}
  .price{grid-template-columns:1fr}
  .about__pts{grid-template-columns:1fr;gap:22px}
  .ftr__in{grid-template-columns:1fr;gap:28px}
  .plate__grid,.plate__grid--hours{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:640px){
  body{font-size:16px;padding-bottom:64px}
  .sec{padding:60px 0}
  .hero__in{padding-top:52px;padding-bottom:56px}
  .cards{grid-template-columns:1fr}
  .ind{grid-template-columns:1fr;gap:20px}
  .steps{grid-template-columns:1fr;gap:22px}
  .mcall{display:flex}
  .hero__cta .btn{width:100%}
  .brand__logo{height:38px}
  .plate{padding:20px 20px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation:none!important;transition:none!important}
}