/* LTS-G Landing Styles (Design + Content + UI Structure) */
:root{
  --primary:#0f172a; /* dark blue text */
  --accent:#06b6d4; /* teal */
  --bg:#ffffff;
  --bg-alt:#f8fafc;
  --muted:#475569;
  --border:#e2e8f0;
  --radius-s:12px;
  --radius-m:16px;
  --shadow:0 10px 30px rgba(15,23,42,.08);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  color:var(--primary);
  background:var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height:1.6;
}
img{max-width:100%;display:block}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
.center{text-align:center}

/* Header (sticky, 72px) */
.site-header{position:sticky;top:0;background:rgba(255,255,255,.9);backdrop-filter:saturate(150%) blur(8px);border-bottom:1px solid rgba(226,232,240,.6);z-index:10}
.hdr{display:flex;align-items:center;justify-content:space-between;min-height:72px}
.brand{font-weight:800;font-size:20px;color:var(--primary);text-decoration:none}
.nav .menu{list-style:none;display:flex;gap:22px;margin:0;padding:0;align-items:center}
.nav a{color:var(--primary);text-decoration:none}
.nav-toggle{display:none;border:1px solid var(--border);background:var(--bg-alt);padding:9px 12px;border-radius:10px}
.site-header.scrolled{box-shadow:var(--shadow)}
@media (max-width: 900px){
  .nav-toggle{display:inline-flex}
  .nav .menu{position:absolute;right:16px;top:72px;background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:12px;flex-direction:column;align-items:stretch;min-width:240px;box-shadow:var(--shadow);display:none}
  .nav .menu.open{display:flex}
}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:1px solid var(--border);background:var(--bg);padding:12px 18px;border-radius:12px;color:var(--primary);text-decoration:none;font-weight:700;transition:transform .15s ease, box-shadow .15s ease}
.btn:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(2,6,23,.06)}
.btn-sm{padding:8px 12px;border-radius:10px;font-weight:700}
.btn-lg{padding:14px 22px;border-radius:14px}
.btn-accent{background:var(--accent);color:#fff;border-color:transparent}
.btn-ghost{background:transparent}
.btn-white{background:#fff;color:var(--primary);border-color:transparent}

/* Sections */
.section{padding:80px 0}
.section.alt{background:var(--bg-alt)}
.section-title{font-size:32px;margin:0 0 24px}
.lead{font-size:18px;color:var(--muted)}

/* Hero */
.hero .grid-2{display:grid;grid-template-columns:1.1fr 1fr;gap:40px}
@media (max-width: 960px){.hero .grid-2{grid-template-columns:1fr}}
.hero h1{font-size:clamp(40px, 6vw, 56px);line-height:1.1;margin:0 0 12px}
.hero .cta{display:flex;gap:12px;margin-top:16px;flex-wrap:wrap}
.hero-illu{width:100%;max-width:520px;height:auto;border-radius:16px}

/* Cards */
.cards{display:grid;gap:18px}
.cards-4{grid-template-columns:repeat(4,1fr)}
.cards-3{grid-template-columns:repeat(3,1fr)}
@media (max-width: 1024px){.cards-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width: 720px){.cards-3,.cards-4{grid-template-columns:1fr}}
.card{border:1px solid var(--border);background:#fff;border-radius:var(--radius-m);padding:18px;box-shadow:0 2px 10px rgba(2,6,23,.04);transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease}
.card .icon{font-size:22px;width:40px;height:40px;display:inline-grid;place-items:center;border-radius:10px;background:rgba(6,182,212,.12);color:#0891b2;margin-bottom:10px}
.card:hover{transform:translateY(-4px);box-shadow:0 10px 28px rgba(2,6,23,.08);border-color:rgba(6,182,212,.6)}
.card.service{padding:22px}
.card.service .link{display:inline-block;margin-top:10px;color:#0ea5e9;text-decoration:none;font-weight:700}
.card.service .link:hover{text-decoration:underline}

/* Badges (Industries) */
.badges{list-style:none;display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin:0;padding:0}
@media (max-width: 1060px){.badges{grid-template-columns:repeat(3,1fr)}}
@media (max-width: 560px){.badges{grid-template-columns:repeat(2,1fr)}}
.badge{border:1px solid var(--border);border-radius:999px;padding:10px 14px;background:#fff;text-align:center;box-shadow:0 1px 6px rgba(2,6,23,.04);cursor:default;transition:border-color .15s ease, transform .15s ease}
.badge:hover{border-color:rgba(6,182,212,.6);transform:translateY(-2px)}

/* Steps (Process) */
.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:0;padding:0;counter-reset:step}
@media (max-width: 960px){.steps{grid-template-columns:1fr}}
.step{position:relative;border:1px solid var(--border);border-radius:var(--radius-m);background:#fff;padding:18px 18px 16px;box-shadow:0 2px 10px rgba(2,6,23,.04)}
.step .num{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;background:rgba(6,182,212,.1);color:#0891b2;font-weight:800;margin-bottom:8px}
@media (min-width: 961px){
  .step:not(:last-child)::after{content:"";position:absolute;top:32px;right:-6px;width:12px;height:2px;background:linear-gradient(90deg, rgba(6,182,212,.7), rgba(14,165,233,.7))}
}

/* CTA Banner */
.cta-banner{padding:60px 0;background:linear-gradient(135deg,#0ea5e9,#06b6d4);color:#fff;text-align:center}
.cta-banner .btn{margin-top:8px}

/* Contact */
.contact-grid{align-items:start}
.contact-info h2{margin-top:0}
.list{margin:0;padding-left:18px}
.list.small{padding:0;list-style:none}
.form{border:1px solid var(--border);border-radius:var(--radius-m);background:#fff;box-shadow:var(--shadow)}
.form label{display:block;margin-bottom:12px}
.form label span{display:block;margin-bottom:6px;font-weight:700}
input, textarea, select{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:8px;background:#ffffff;color:var(--primary)}
input:focus, textarea:focus, select:focus{outline:2px solid rgba(6,182,212,.35)}
.actions{display:flex;align-items:center;gap:12px;margin-top:8px}
.form-msg{color:var(--muted)}

/* Footer */
.site-footer{border-top:1px solid var(--border);background:var(--bg-alt)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:22px;padding:40px 0}
@media (max-width: 960px){.footer-grid{grid-template-columns:1fr 1fr}.footer-grid > :first-child{grid-column:1/-1}}
.ftr{display:flex;align-items:center;justify-content:center;border-top:1px solid var(--border);padding:14px 0;color:var(--muted)}

/* Reveal animation */
.will-reveal{opacity:0;transform:translateY(10px);filter:saturate(.9);transition:opacity .6s ease, transform .6s ease, filter .6s ease}
.reveal{opacity:1;transform:none;filter:none}