:root{
  --dark:#23313a;
  --dark2:#141f25;
  --orange:#f5a21a;
  --light:#f6f7f8;
  --muted:#66727a;
  --border:#dfe5e8;
  --shadow:0 24px 70px rgba(20,31,37,.16);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--light);color:var(--dark);line-height:1.65}
a{text-decoration:none;color:inherit}
.header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.9);backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}
.nav{max-width:1180px;margin:auto;padding:14px 22px;display:flex;justify-content:space-between;align-items:center}
.brand{display:flex;align-items:center;gap:12px;font-size:1.1rem;font-weight:900}
.brand img{width:52px;height:52px;object-fit:contain;background:white;border-radius:14px}
.brand strong{color:var(--orange)}
.nav-links{display:flex;gap:26px;align-items:center;font-weight:850}
.nav-links a:hover{color:var(--orange)}
.nav-cta{background:var(--dark);color:white;padding:10px 18px;border-radius:999px}
.menu-toggle{display:none;background:none;border:0;cursor:pointer}
.menu-toggle span{display:block;width:26px;height:3px;background:var(--dark);margin:5px;border-radius:5px}
.hero{max-width:1180px;margin:auto;padding:90px 22px;min-height:760px;display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.82rem;font-weight:950;color:var(--orange);margin-bottom:14px}
h1{font-size:clamp(3rem,6vw,5.7rem);line-height:.95;letter-spacing:-.06em;margin-bottom:24px}
h2{font-size:clamp(2rem,4vw,3.5rem);line-height:1;letter-spacing:-.04em;margin-bottom:18px}
h3{font-size:1.28rem;margin-bottom:10px}
.hero-copy p{color:var(--muted);font-size:1.16rem;max-width:660px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.btn{display:inline-flex;justify-content:center;align-items:center;border:0;border-radius:999px;padding:14px 24px;font-weight:950;cursor:pointer;transition:.25s}
.btn.primary{background:var(--orange);color:var(--dark2);box-shadow:0 14px 34px rgba(245,162,26,.34)}
.btn.secondary{background:white;border:1px solid var(--border);color:var(--dark)}
.btn:hover{transform:translateY(-3px)}
.hero-contact{display:grid;gap:8px;margin-top:26px;background:white;border:1px solid var(--border);border-radius:24px;padding:20px;box-shadow:0 16px 42px rgba(20,31,37,.08)}
.hero-contact div{color:var(--muted);font-weight:850}
.hero-contact strong{color:var(--dark)}
.hero-contact a{color:var(--orange)}
.hero-card{background:white;border:1px solid var(--border);border-radius:36px;padding:34px;box-shadow:var(--shadow)}
.hero-card img{width:100%;max-height:310px;object-fit:contain;display:block}
.hero-video{margin-top:24px;border-radius:28px;min-height:210px;background:linear-gradient(135deg,var(--dark),var(--dark2));position:relative;overflow:hidden;display:grid;place-items:center;color:white;text-align:center;font-weight:900;padding:24px}
.hero-video::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(245,162,26,.18),transparent);animation:sweep 3s infinite}
.tool{position:absolute;width:86px;height:86px;border-radius:22px;background:var(--orange);opacity:.9;animation:float 4s infinite ease-in-out}
.tool-1{left:35px;top:35px}
.tool-2{right:45px;top:70px;animation-delay:.6s;background:white}
.tool-3{left:48%;bottom:28px;animation-delay:1.1s}
.hero-video p{position:relative;z-index:1;max-width:280px}
@keyframes sweep{from{transform:translateX(-100%)}to{transform:translateX(100%)}}
@keyframes float{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-16px) rotate(10deg)}}
.section{max-width:1180px;margin:auto;padding:92px 22px}
.section-heading{text-align:center;max-width:820px;margin:0 auto 44px}
.product-grid,.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.product-grid article,.gallery-card{background:white;border:1px solid var(--border);border-radius:28px;padding:24px;box-shadow:0 18px 50px rgba(20,31,37,.08);transition:.28s}
.product-grid article:hover,.gallery-card:hover{transform:translateY(-7px)}
.product-grid span{display:grid;place-items:center;width:46px;height:46px;border-radius:16px;background:var(--dark);color:var(--orange);font-weight:950;margin-bottom:18px}
.product-grid p,.gallery-card p{color:var(--muted)}
.filters{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-bottom:34px}
.filter{border:1px solid var(--border);background:white;color:var(--dark);padding:11px 18px;border-radius:999px;font-weight:950;cursor:pointer;transition:.25s}
.filter:hover,.filter.active{background:var(--orange);color:var(--dark2);transform:translateY(-2px)}
.gallery-card img{width:100%;height:205px;object-fit:cover;border-radius:22px;margin-bottom:18px}
.gallery-card.hide{display:none}
.dark-section{background:var(--dark);color:white;padding:92px max(22px,calc((100% - 1180px)/2 + 22px));display:grid;grid-template-columns:1fr 1.15fr;gap:52px}
.dark-section h2{color:white}
.service-list{display:grid;gap:18px}
.service-list div{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:24px;padding:24px}
.service-list strong{color:var(--orange);font-size:1.18rem}
.service-list p{color:#d6dde0}
.contact{padding:100px 22px;background:linear-gradient(135deg,var(--dark),var(--dark2))}
.contact-card{max-width:900px;margin:auto;background:white;border-radius:36px;padding:42px;box-shadow:var(--shadow)}
.contact-card p{color:var(--muted)}
.contact-info{display:grid;grid-template-columns:1fr 1.4fr;gap:14px;margin:26px 0 18px}
.contact-info div{background:#fbfcfd;border:1px solid var(--border);border-radius:20px;padding:16px}
.contact-info strong{display:block;color:var(--dark);font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:5px}
.contact-info a,.contact-info span{color:var(--muted);font-weight:850;word-break:break-word}
.quick-contact{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:10px}
.quick-contact a{display:inline-flex;padding:12px 18px;border-radius:999px;background:var(--dark);color:white;font-weight:950}
form{display:grid;gap:14px;margin-top:26px}
input,textarea,select{width:100%;border:1px solid var(--border);border-radius:17px;padding:15px 16px;font:inherit;background:#fbfcfd;color:var(--dark)}
input:focus,textarea:focus,select:focus{outline:3px solid rgba(245,162,26,.2);border-color:var(--orange)}
.form-message{font-weight:900;color:var(--orange)}
footer{text-align:center;background:#11191e;color:#d5dde1;padding:40px 22px}
footer img{width:82px;height:82px;object-fit:contain;background:white;border-radius:20px;margin-bottom:14px}
@media(max-width:920px){
  .menu-toggle{display:block}
  .nav-links{display:none;position:absolute;top:78px;left:18px;right:18px;background:white;border:1px solid var(--border);border-radius:24px;padding:22px;flex-direction:column;align-items:flex-start;box-shadow:var(--shadow)}
  .nav-links.active{display:flex}
  .hero,.dark-section{grid-template-columns:1fr}
  .hero{min-height:auto;padding-top:60px}
  .product-grid,.gallery,.contact-info{grid-template-columns:1fr}
}