:root{
  --yellow:#f6c90e;
  --yellow2:#ffdb4d;
  --ink:#171717;
  --ink2:#232323;
  --cream:#f5f1e7;
  --white:#fff;
  --muted:#6d6d6d;
  --line:rgba(23,23,23,.13);
  --radius:20px;
  --shadow:0 18px 50px rgba(0,0,0,.12);
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:105px}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  color:var(--ink);
  background:var(--cream);
  line-height:1.55
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{width:min(var(--max),calc(100% - 40px));margin:auto}

.topbar{
  background:var(--yellow);
  font-size:.85rem;
  font-weight:800
}
.topbar .wrap{
  min-height:38px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px
}

header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(23,23,23,.96);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.08)
}
nav{
  min-height:82px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px
}

/* TRUE TRANSPARENT LOGO — no white box, no border, no padding */
.logo{
  background:transparent !important;
  border:0 !important;
  border-radius:0 !important;
  padding:0 !important;
  display:flex;
  align-items:center
}
.logo img{
  width:250px;
  height:auto;
  background:transparent !important
}

.navlinks{
  display:flex;
  align-items:center;
  gap:22px;
  color:#eee;
  font-weight:700;
  font-size:.91rem
}
.navlinks a:hover{color:var(--yellow)}
.quote-nav{
  background:var(--yellow);
  color:#171717!important;
  padding:12px 16px;
  border-radius:10px
}
.menu{
  display:none;
  background:none;
  border:0;
  color:#fff;
  font-size:1.6rem
}

.hero{
  min-height:690px;
  display:flex;
  align-items:center;
  color:#fff;
  background:
    linear-gradient(90deg,rgba(15,15,15,.97),rgba(15,15,15,.78) 52%,rgba(15,15,15,.28)),
    url("https://www.lstdm.com/images/Banners/Banner1.png") center/cover no-repeat
}
.eyebrow{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:.75rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  font-weight:900;
  color:#715b00
}
.hero .eyebrow,.dark .eyebrow{color:var(--yellow)}
.eyebrow:before{
  content:"";
  width:30px;
  height:3px;
  background:var(--yellow);
  border-radius:99px
}
.hero h1{
  font-size:clamp(3.3rem,7vw,6.6rem);
  line-height:.93;
  letter-spacing:-.055em;
  margin:18px 0 25px;
  max-width:900px
}
.hero h1 span{color:var(--yellow)}
.hero p{
  max-width:690px;
  color:#d7d7d7;
  font-size:1.09rem
}

.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:14px 19px;
  border-radius:11px;
  font-weight:900;
  border:0;
  cursor:pointer
}
.btn-primary{background:var(--yellow);color:#171717}
.btn-primary:hover{background:var(--yellow2)}
.btn-dark{background:#171717;color:#fff}
.btn-outline{border:1px solid rgba(255,255,255,.4);color:#fff}

.stripe{background:var(--yellow);font-weight:950;text-transform:uppercase;letter-spacing:.05em}
.stripe .wrap{min-height:66px;display:flex;align-items:center;gap:25px;overflow:hidden;white-space:nowrap}
.dot{height:7px;width:7px;background:#171717;border-radius:50%}

section{padding:95px 0}
.white{background:#fff}
.dark{background:#171717;color:#fff}
.alt{background:#eee9dd}
.section-head{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:30px;
  margin-bottom:42px
}
.section-head h2,.copy h2{
  font-size:clamp(2.25rem,4.5vw,4.25rem);
  line-height:1;
  letter-spacing:-.045em;
  margin:10px 0 0
}
.section-head p{max-width:455px;color:var(--muted);margin:0}
.dark .section-head p{color:#aaa}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:0 8px 28px rgba(0,0,0,.06)
}
.card-img{height:230px;background-size:cover;background-position:center}
.card-body{padding:25px}
.card h3{font-size:1.5rem;margin:0 0 8px}
.card p{color:var(--muted);margin:0}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}
.panel{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:30px;
  box-shadow:0 8px 28px rgba(0,0,0,.05)
}
.panel.darkpanel{background:#212121;border-color:rgba(255,255,255,.1)}
.values{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:24px}
.value{background:#fff;border:1px solid var(--line);border-radius:13px;padding:15px;font-weight:850}
.dark .value{background:#222;border-color:rgba(255,255,255,.1)}
.feature-list{display:grid;gap:0;margin-top:22px}
.feature{padding:15px 0;border-bottom:1px solid var(--line);font-weight:760}
.dark .feature{border-color:rgba(255,255,255,.12)}

.service-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.service-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:18px;
  padding:26px
}
.service-card h3{margin:0 0 8px;font-size:1.5rem}
.service-card p{margin:0;color:var(--muted)}

.equipment-toolbar{
  display:flex;
  flex-wrap:wrap;
  gap:9px;
  margin-bottom:26px
}
.equipment-toolbar button{
  background:#fff;
  border:1px solid var(--line);
  padding:10px 13px;
  border-radius:10px;
  font-weight:800;
  cursor:pointer
}
.equipment-category{
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  margin-bottom:14px;
  overflow:hidden
}
.equipment-category summary{
  cursor:pointer;
  list-style:none;
  padding:20px 24px;
  font-size:1.25rem;
  font-weight:900;
  display:flex;
  justify-content:space-between;
  align-items:center
}
.equipment-category summary::-webkit-details-marker{display:none}
.equipment-category summary:after{content:"+";font-size:1.6rem;color:#866e00}
.equipment-category[open] summary:after{content:"–"}
.equipment-list{margin:0;padding:0 24px 22px 45px}
.equipment-list li{padding:8px 0;border-bottom:1px solid #eee}
.equipment-list li:last-child{border:0}

.form-shell{display:grid;grid-template-columns:.72fr 1.28fr;gap:32px;align-items:start}
.form-card{
  background:#fff;
  border-radius:22px;
  padding:30px;
  border:1px solid var(--line);
  box-shadow:var(--shadow)
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
label{font-weight:800;font-size:.88rem}
input,select,textarea{
  width:100%;
  border:1px solid #ccc;
  border-radius:10px;
  padding:12px 13px;
  background:#fff;
  color:#171717;
  font:inherit
}
textarea{min-height:145px;resize:vertical}
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:9px 16px;margin-top:5px}
.checkrow{display:flex;align-items:center;gap:8px;font-weight:650}
.checkrow input{width:auto}
.note{font-size:.84rem;color:var(--muted)}
.notice{
  background:#fff7ce;
  border:1px solid #ebcf4b;
  border-radius:12px;
  padding:15px;
  margin-top:18px;
  font-size:.9rem
}

.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:32px}
.contact-box{background:#171717;color:#fff;border-radius:20px;padding:30px}
.contact-box a{color:var(--yellow);font-weight:800}

footer{background:#0e0e0e;color:#aaa;padding:58px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.25fr .7fr .7fr .9fr;gap:35px}
footer h4{color:#fff;margin-top:0}
.footer-grid a{display:block;margin:8px 0}
.footer-grid a:hover{color:var(--yellow)}

/* TRUE TRANSPARENT FOOTER LOGO */
.footer-logo{
  width:260px;
  margin-bottom:18px;
  background:transparent !important;
  border:0 !important;
  border-radius:0 !important;
  padding:0 !important
}
.footer-bottom{
  margin-top:38px;
  border-top:1px solid rgba(255,255,255,.1);
  padding-top:20px;
  display:flex;
  justify-content:space-between;
  gap:20px;
  font-size:.82rem
}

@media(max-width:940px){
  .navlinks{display:none}
  .menu{display:block}
  .cards{grid-template-columns:1fr 1fr}
  .two-col,.form-shell,.contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:650px){
  .wrap{width:min(var(--max),calc(100% - 26px))}
  .topbar .wrap span:first-child{display:none}
  .logo img{width:205px}
  .cards,.service-grid,.form-grid,.values,.check-grid{grid-template-columns:1fr}
  .hero{min-height:600px}
  .hero h1{font-size:3.35rem}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom,.section-head{flex-direction:column;align-items:flex-start}
}