:root{
  --ink:#17242f; --ink2:#43566a; --bg:#ffffff; --bg2:#f2f6fa; --line:#d9e3ee;
  --accent:#0a5adb; --accent-dark:#0847ad; --accent-soft:#e3eeff;
  --radius:16px; --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;font-size:17px}
img{max-width:100%;display:block}
a{color:var(--accent)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.preview-banner{background:var(--ink);color:#fff;text-align:center;font-size:.86rem;padding:8px 14px;letter-spacing:.01em}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(6px)}
.header-in{display:flex;align-items:center;gap:18px;padding:12px 0}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink)}
.logo-mark{width:44px;height:44px;flex:none}
.logo-text{line-height:1.12}
.logo-text strong{display:block;font-size:1.06rem;letter-spacing:.04em}
.logo-text span{font-size:.78rem;color:var(--ink2);letter-spacing:.14em;text-transform:uppercase}
.main-nav{margin-left:auto}
.main-nav ul{display:flex;gap:6px;list-style:none;margin:0;padding:0}
.main-nav a{text-decoration:none;color:var(--ink);font-weight:600;padding:9px 13px;border-radius:10px;font-size:.98rem}
.main-nav a:hover{background:var(--bg2)}
.main-nav a.active{background:var(--accent-soft);color:var(--accent-dark)}
.header-actions{display:flex;align-items:center;gap:10px}
.lang-switch{text-decoration:none;font-weight:700;border:1.5px solid var(--ink);color:var(--ink);border-radius:999px;padding:6px 14px;font-size:.9rem}
.lang-switch:hover{background:var(--ink);color:#fff}
.call-btn{text-decoration:none;background:var(--accent);color:#fff;font-weight:700;border-radius:999px;padding:9px 16px;font-size:.95rem;white-space:nowrap}
.call-btn:hover{background:var(--accent-dark)}
.nav-toggle{display:none;margin-left:auto;background:none;border:1.5px solid var(--line);border-radius:10px;padding:8px 12px;font-size:1.05rem;cursor:pointer;color:var(--ink)}
.hero{background:linear-gradient(180deg,#eef4fc 0%,#ffffff 88%);border-bottom:1px solid var(--line);overflow:hidden}
.hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:38px;align-items:center;padding:52px 0 58px}
.kicker{color:var(--accent-dark);font-weight:800;letter-spacing:.13em;text-transform:uppercase;font-size:.8rem;margin:0 0 12px}
h1{font-size:2.65rem;line-height:1.08;margin:0 0 18px;letter-spacing:-.01em}
h2{font-size:1.9rem;line-height:1.15;margin:0 0 14px}
h3{font-size:1.16rem;margin:0 0 8px}
.lede{font-size:1.13rem;color:var(--ink2);margin:0 0 24px;max-width:34rem}
.btn-row{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;text-decoration:none;font-weight:700;border-radius:12px;padding:13px 22px;font-size:1rem}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark)}
.btn-ghost{border:1.5px solid var(--ink);color:var(--ink);background:#fff}
.btn-ghost:hover{background:var(--bg2)}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:26px;padding:0;list-style:none}
.chips li{background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 13px;font-size:.88rem;font-weight:600;color:var(--ink2)}
.hero-media{position:relative}
.hero-media img{border-radius:20px;box-shadow:0 18px 44px rgba(23,36,47,.18);aspect-ratio:3/2;object-fit:cover;width:100%;height:auto}
.hero-badge{position:absolute;left:14px;bottom:14px;background:#fff;border-radius:12px;padding:10px 14px;font-size:.88rem;font-weight:700;box-shadow:0 8px 22px rgba(23,36,47,.16)}
.hero-badge span{display:block;font-weight:500;color:var(--ink2);font-size:.8rem}
.motif{width:118px;height:118px;margin-bottom:6px}
.motif .gear{transform-origin:60px 60px;animation:gearspin 26s linear infinite}
.motif .piston{animation:pistonbob 2.8s ease-in-out infinite alternate}
.motif .draw{stroke-dasharray:600;stroke-dashoffset:600;animation:drawline 2.4s ease forwards}
@keyframes gearspin{to{transform:rotate(360deg)}}
@keyframes pistonbob{from{transform:translateY(-4px)}to{transform:translateY(5px)}}
@keyframes drawline{to{stroke-dashoffset:0}}
section{padding:56px 0}
.section-soft{background:var(--bg2)}
.section-head{max-width:44rem;margin-bottom:28px}
.section-head p{color:var(--ink2);margin:0}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.card p{color:var(--ink2);margin:0 0 12px}
.card a{font-weight:700;text-decoration:none}
.card a:hover{text-decoration:underline}
.card .ic{font-size:1.5rem;display:block;margin-bottom:10px}
.photo-band{border:2px dashed var(--accent);background:var(--accent-soft);border-radius:var(--radius);padding:26px 28px;display:flex;gap:18px;align-items:center}
.photo-band .cam{font-size:2rem;flex:none}
.photo-band p{margin:0;font-size:1.08rem;font-weight:600}
.tow-band{background:var(--accent);color:#fff;border-radius:20px;padding:34px 32px;display:flex;gap:24px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.tow-band h2{color:#fff;margin-bottom:6px}
.tow-band p{margin:0;color:#dbe9ff;max-width:36rem}
.tow-band .btn{background:#fff;color:var(--accent-dark)}
.tow-band .btn:hover{background:var(--accent-soft)}
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
.explorer{display:grid;grid-template-columns:300px 1fr;gap:20px;align-items:start}
.explorer-list{display:flex;flex-direction:column;gap:8px}
.explorer-btn{text-align:left;background:#fff;border:1.5px solid var(--line);border-radius:12px;padding:14px 16px;font:inherit;font-weight:600;cursor:pointer;color:var(--ink)}
.explorer-btn:hover{border-color:var(--accent)}
.explorer-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}
.explorer-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;min-height:300px}
.explorer-panel ul{margin:10px 0 20px;padding-left:20px;color:var(--ink2)}
.explorer-panel p{color:var(--ink2)}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin-bottom:10px}
.faq summary{font-weight:700;cursor:pointer}
.faq p{color:var(--ink2);margin:10px 0 0}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:22px;align-items:start}
.info-list{list-style:none;margin:0;padding:0}
.info-list li{padding:13px 0;border-bottom:1px solid var(--line)}
.info-list li:last-child{border-bottom:none}
.info-list strong{display:block;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink2);margin-bottom:3px}
.info-list a{text-decoration:none;font-weight:600}
form .field{margin-bottom:15px}
form label{display:block;font-weight:600;margin-bottom:6px;font-size:.95rem}
form input,form select,form textarea{width:100%;font:inherit;padding:12px 13px;border:1.5px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}
form input:focus,form select:focus,form textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}
.prefill-note{background:var(--accent-soft);border:1px solid var(--accent);color:var(--accent-dark);border-radius:10px;padding:10px 14px;font-size:.93rem;font-weight:600;margin-bottom:16px}
.form-note{font-size:.9rem;color:var(--ink2)}
.about-photo{border-radius:20px;box-shadow:0 14px 36px rgba(23,36,47,.15);width:100%;height:auto;aspect-ratio:3/2;object-fit:cover}
.values li{margin-bottom:8px}
.site-footer{background:var(--ink);color:#cfe0ef;margin-top:0}
.footer-in{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:28px;padding:44px 0 30px}
.site-footer h3{color:#fff;font-size:1rem;margin-bottom:10px}
.site-footer a{color:#cfe0ef;text-decoration:none}
.site-footer a:hover{color:#fff;text-decoration:underline}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:7px}
.footer-bottom{border-top:1px solid #33465a;padding:16px 0 22px;font-size:.87rem;color:#9db4c8;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.page-hero{background:linear-gradient(180deg,#eef4fc,#fff);border-bottom:1px solid var(--line);padding:44px 0 40px}
.page-hero p{color:var(--ink2);max-width:42rem;margin:0}
@media (max-width:900px){
  .hero-in{grid-template-columns:1fr;padding:38px 0 44px}
  h1{font-size:2.05rem}
  .grid3,.grid2{grid-template-columns:1fr}
  .explorer{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-in{grid-template-columns:1fr}
  .nav-toggle{display:block}
  .header-actions .call-btn{display:none}
  .main-nav{display:none;width:100%}
  .header-in{flex-wrap:wrap}
  .main-nav.open{display:block;order:3}
  .main-nav ul{flex-direction:column;gap:2px}
  .main-nav a{display:block}
  .photo-band{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .motif .gear,.motif .piston,.motif .draw{animation:none;stroke-dashoffset:0}
  .reveal{opacity:1;transform:none;transition:none}
}