:root {
  --bg: #0c0f14;
  --txt: #ffffff;
  --brand-900: #033d5c;
  --brand-700: #236996;
  --brand-500: #64a8cb;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: "Zurich BT", "Inter", "Segoe UI", Arial, sans-serif; background: var(--bg); color: var(--txt); }
section:not(.hero) [class*="badge"],
section:not(.hero) [class*="kicker"],
section:not(.hero) [class*="tag"],
section:not(.hero) [class*="__badge"] { display: none !important; }
.site-header { position: fixed; inset: 0 0 auto 0; z-index: 50; width: 100%; color: #fff; transition: background-color .3s ease, box-shadow .3s ease; }
.site-header.is-scrolled { color: #0e3248; }
.site-header-surface { position: absolute; inset: 0; z-index: 0; pointer-events: none; background: transparent; box-shadow: none; transition: background-color .3s ease, box-shadow .3s ease, backdrop-filter .3s ease; }
.site-header.is-scrolled .site-header-surface { background: rgba(255,255,255,.95); box-shadow: 0 10px 28px rgba(5,23,36,.15); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.site-header-inner { position: relative; z-index: 52; width: min(1240px,100%); margin: 0 auto; min-height: 84px; padding: 0 1.6rem; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 1rem; }
.site-lang-bar,.site-lang-switch{position:relative;z-index:52;width:min(1240px,100%);margin:0 auto;padding:.4rem 1.6rem .2rem;display:flex;justify-content:flex-end;align-items:center;gap:.6rem;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.site-lang-bar .site-lang-switch{width:auto;max-width:none;flex:0 0 auto;margin:0}
.site-lang-link,.site-lang-btn{color:rgba(255,255,255,.82);text-decoration:none;width:2rem;height:2rem;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;line-height:1;border:none;background:transparent;font:inherit;cursor:pointer;transition:color .2s ease,background-color .2s ease,box-shadow .2s ease}
.site-lang-link:hover,.site-lang-btn:hover{color:#fff}
.site-lang-link.is-active,.site-lang-btn.is-active{color:#0e3248;background:#fff}
.site-lang-link:focus-visible,.site-lang-btn:focus-visible{outline:2px solid rgba(255,255,255,.75);outline-offset:2px;border-radius:50%}
.site-header.is-scrolled .site-lang-link,.site-header.is-scrolled .site-lang-btn{color:rgba(14,50,72,.72)}
.site-header.is-scrolled .site-lang-link:hover,.site-header.is-scrolled .site-lang-link.is-active,.site-header.is-scrolled .site-lang-btn:hover,.site-header.is-scrolled .site-lang-btn.is-active{color:#0e3248}
.site-header.is-scrolled .site-lang-link.is-active,.site-header.is-scrolled .site-lang-btn.is-active{background:#fff;box-shadow:0 6px 12px rgba(14,50,72,.16)}
.site-lang-sep{color:rgba(255,255,255,.6)}
.site-header.is-scrolled .site-lang-sep{color:rgba(14,50,72,.45)}
.site-logo-link { display: inline-flex; align-items: center; text-decoration: none; }
.site-logo { width: clamp(116px,14vw,168px); height: auto; object-fit: contain; display: block; }
.site-nav { display: flex; justify-content: center; align-items: center; gap: clamp(1rem,3vw,2rem); }
.site-nav-link { color: #fff; text-decoration: none; font-size: .93rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; text-shadow: 0 2px 12px rgba(0,0,0,.35); transition: color .2s ease, text-shadow .2s ease, transform .2s ease; }
.site-header.is-scrolled .site-nav-link { color: #0e3248; }
.site-nav-link:hover { color: #fff; text-shadow: 0 4px 18px rgba(10,45,68,.55); transform: translateY(-1px); }
.site-header.is-scrolled .site-nav-link:hover { color: var(--brand-700); text-shadow: none; }
.site-header-cta { border: 1px solid rgba(255,255,255,.6); background: rgba(6,27,40,.36); color:#fff; padding:.7rem 1.2rem; border-radius:999px; text-decoration:none; font-weight:600; font-size:.85rem; letter-spacing:.04em; text-transform:uppercase; transition: all .2s ease; }
.site-header-cta:hover { border-color:#d5efff; background: rgba(7,49,74,.62); box-shadow: 0 10px 24px rgba(2,19,30,.35); transform: translateY(-1px); }
.site-header.is-scrolled .site-header-cta { color:#0e3248; background: rgba(14,50,72,.08); border-color: rgba(14,50,72,.3); position: relative; overflow: hidden; z-index:1; transition: all .3s ease-out; }
.site-header.is-scrolled .site-header-cta::before { content:""; position:absolute; transition-duration:800ms; width:200%; height:200%; top:110%; left:50%; background: var(--brand-900); transform: translateX(-50%); border-radius:50%; z-index:-1; }
.site-header.is-scrolled .site-header-cta:hover, .site-header.is-scrolled .site-header-cta:focus, .site-header.is-scrolled .site-header-cta:focus-visible, .site-header.is-scrolled .site-header-cta:active { color:#fff; background: var(--brand-700); border-color:transparent; box-shadow:0 10px 22px rgba(35,105,150,.35); transform: translateY(-1px); }
.site-header.is-scrolled .site-header-cta:hover::before, .site-header.is-scrolled .site-header-cta:focus::before, .site-header.is-scrolled .site-header-cta:focus-visible::before, .site-header.is-scrolled .site-header-cta:active::before { top:-40%; }
body.site-nav-open { overflow: hidden; }
.site-header.is-nav-open:not(.is-scrolled) { background: rgba(6,27,40,.94); box-shadow: 0 10px 28px rgba(5,23,36,.2); }
.site-nav-backdrop { display:none; position:fixed; inset:0; z-index:48; background: rgba(6,18,30,.48); opacity:0; transition: opacity .25s ease; }
.site-header.is-nav-open .site-nav-backdrop { display:block; opacity:1; }
.site-nav-toggle { display:none; align-items:center; justify-content:center; width:46px; height:46px; border-radius:12px; border:1px solid rgba(255,255,255,.55); background: rgba(6,27,40,.36); color:#fff; cursor:pointer; transition:all .2s ease; }
.site-nav-toggle:hover { border-color:#d5efff; background: rgba(7,49,74,.62); box-shadow:0 8px 20px rgba(2,19,30,.28); }
.site-header.is-scrolled .site-nav-toggle { color:#0e3248; border-color: rgba(14,50,72,.3); background: rgba(14,50,72,.08); }
.site-header.is-scrolled .site-nav-toggle:hover { color:#fff; background: var(--brand-700); border-color: var(--brand-700); }
.site-nav-toggle-lines { display:grid; gap:5px; width:20px; }
.site-nav-toggle-lines span { display:block; height:2px; border-radius:2px; background:currentColor; transition:transform .25s ease, opacity .2s ease; }
.site-header.is-nav-open .site-nav-toggle-lines span:nth-child(1){transform:translateY(7px) rotate(45deg)} .site-header.is-nav-open .site-nav-toggle-lines span:nth-child(2){opacity:0} .site-header.is-nav-open .site-nav-toggle-lines span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.site-nav-toggle .visually-hidden { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }
.site-nav-shell { position:relative; min-width:0; display:flex; justify-content:center; }
.site-nav-item { position:relative; display:flex; align-items:center; gap:.1rem; }
.site-nav-sub-toggle { display:none; align-items:center; justify-content:center; width:40px; height:40px; border:none; border-radius:10px; background:transparent; color:inherit; cursor:pointer; flex-shrink:0; }
.site-nav-sub-toggle svg { width:18px; height:18px; }
.site-header.is-scrolled .site-nav-sub-toggle { color:#0e3248; }
.site-nav-sub { position:absolute; top:calc(100% + .4rem); left:50%; transform:translateX(-50%) translateY(6px); min-width:16.5rem; padding:.4rem 0; margin:0; list-style:none; background: rgba(255,255,255,.98); border:1px solid rgba(11,48,74,.12); border-radius:12px; box-shadow: 0 14px 34px rgba(5,23,36,.18); opacity:0; visibility:hidden; pointer-events:none; transition: opacity .2s ease, transform .2s ease, visibility .2s; z-index:60; }
.site-nav-sublink { display:block; padding:.55rem 1.05rem; font-size:.78rem; font-weight:600; letter-spacing:.08em; text-transform:uppercase; color:#0e3248; text-decoration:none; }
.site-nav-sublink:hover { background: rgba(100,168,203,.16); color: var(--brand-700); }
@media (min-width: 901px) {
  .site-nav-item--has-sub::after { content:""; position:absolute; left:0; right:0; top:100%; height:1rem; z-index:55; }
  .site-nav-item--has-sub:hover .site-nav-sub, .site-nav-item--has-sub:focus-within .site-nav-sub { opacity:1; visibility:visible; pointer-events:auto; transform:translateX(-50%) translateY(0); }
}
.hero { position:relative; color:#fff; min-height: clamp(390px,56vw,520px); display:flex; align-items:flex-end; padding: 7.4rem 1.6rem clamp(2.6rem,5.5vw,3.8rem); background-size:cover; background-position:center; overflow:hidden; isolation:isolate; }
.hero::before { content:""; position:absolute; inset:0; background: linear-gradient(100deg, rgba(4,12,18,.84) 0%, rgba(4,12,18,.64) 48%, rgba(4,12,18,.8) 100%); z-index:-1; }
.hero-inner, .service-content-inner, .footer-inner { width:min(1240px,100%); margin:0 auto; padding:0 1.6rem; }
.hero-kicker { font-size:.75rem; text-transform:uppercase; letter-spacing:.12em; font-weight:700; color:rgba(226,240,253,.95); }
.hero h1 { font-size:clamp(2.3rem,6vw,4.9rem); line-height:.98; letter-spacing:-.03em; max-width:760px; margin-top:.75rem; }
.hero-copy { font-size:clamp(1rem,1.9vw,1.2rem); line-height:1.42; color:rgba(230,242,255,.93); border-left:2px solid rgba(255,255,255,.38); padding-left:.95rem; max-width:720px; margin-top:1rem; }
.service-content { background: linear-gradient(180deg, #f6f8fb 0%, #eef2f6 100%); color:#12324b; padding: clamp(2.8rem,6vw,4.8rem) 0; }
.service-content h2 { font-size: clamp(1.7rem,4vw,2.8rem); margin-bottom: 1rem; text-transform: uppercase; letter-spacing: -.02em; }
.service-content p { max-width: 820px; color: #304353; line-height: 1.6; margin-bottom: .9rem; }
.service-cta { display:inline-flex; align-items:center; justify-content:center; padding:.9rem 1.55rem; border-radius:999px; font-size:.95rem; font-weight:600; text-decoration:none; color:#fff; background:var(--brand-700); border:none; position:relative; overflow:hidden; z-index:1; transition:all .3s ease-out; margin-top:.35rem; }
.service-cta::before { content:""; position:absolute; transition-duration:800ms; width:200%; height:200%; top:110%; left:50%; background:var(--brand-900); transform:translateX(-50%); border-radius:50%; z-index:-1; }
.service-cta:hover::before,.service-cta:focus::before,.service-cta:focus-visible::before,.service-cta:active::before { top:-40%; }
.site-footer { background:#08162c; color:rgba(223,237,250,.92); padding: clamp(3rem,5vw,3.8rem) 0 1.1rem; border-top:1px solid rgba(100,168,203,.2); }
.footer-grid { display:grid; grid-template-columns:minmax(260px,1.1fr) repeat(3,minmax(160px,1fr)); gap:clamp(1.1rem,2.4vw,2rem); align-items:start; margin-bottom:1.7rem; }
.footer-brand-logo { width: clamp(130px,17vw,190px); height:auto; display:block; margin-bottom:.95rem; }
.footer-brand p { line-height:1.5; color:rgba(211,229,245,.9); margin-bottom:.75rem; font-size:.95rem; }
.footer-social { list-style:none; display:flex; flex-wrap:wrap; align-items:center; gap:.5rem; margin:.85rem 0 0; padding:0; }
.footer-social li { margin:0; padding:0; }
.footer-social-link { display:inline-flex; align-items:center; justify-content:center; width:2.4rem; height:2.4rem; border-radius:50%; background:rgba(100,168,203,.14); color:rgba(230,242,255,.96); border:1px solid rgba(100,168,203,.32); text-decoration:none; transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease; }
.footer-social-link:hover { color:#fff; background:rgba(100,168,203,.38); border-color:rgba(100,168,203,.58); transform:translateY(-2px); }
.footer-social-link:focus-visible { outline:2px solid var(--brand-500); outline-offset:2px; }
.footer-social-link svg { width:1.05rem; height:1.05rem; display:block; fill:currentColor; }
.footer-col h4 { font-size:.8rem; text-transform:uppercase; letter-spacing:.1em; color:rgba(177,207,233,.9); margin:0 0 .72rem; font-weight:700; }
.footer-list { list-style:none; display:grid; gap:.45rem; margin:0; padding:0; }
.footer-list li, .footer-list a { color: rgba(223,237,250,.92); text-decoration:none; font-size:.93rem; line-height:1.42; }
.footer-list a:hover { color:var(--brand-500); }
.footer-bottom { border-top:1px solid rgba(100,168,203,.2); padding-top:.9rem; display:flex; flex-wrap:wrap; gap:.6rem 1rem; justify-content:space-between; align-items:center; font-size:.82rem; color:rgba(177,207,233,.86); }
@media (max-width: 900px) {
  .site-header-inner { display:flex; min-height:74px; justify-content:space-between; align-items:center; gap:.85rem; }
  .site-lang-bar{padding:.45rem 1rem .1rem;font-size:.78rem}
  .site-oil-quote{font-size:.74rem;gap:.38rem;letter-spacing:.055em}
  .site-header { padding-left:.9rem; padding-right:.9rem; }
  .site-header.is-scrolled { padding-left:1.15rem; padding-right:1.15rem; }
  .site-header.is-scrolled .site-lang-bar { margin-top:.45rem; }
  .site-header:not(.is-scrolled) .site-header-inner { padding-top:1.15rem; padding-bottom:.95rem; }
  .site-header:not(.is-scrolled) .site-nav-shell { top:5.75rem; }
  .site-header.is-scrolled .site-header-inner { padding-top:1.75rem; padding-bottom:1.05rem; }
  .site-header.is-scrolled .site-nav-shell { top:6.05rem; }
  .site-header-cta { display:none !important; }
  .site-nav-toggle { display:inline-flex; }
  .site-nav-toggle { flex-shrink:0; margin-top:.2rem; margin-bottom:.2rem; margin-left:.35rem; margin-right:.5rem; }
  .site-nav-shell { position:fixed; top:74px; right:0; bottom:0; width:min(20rem,92vw); padding:1rem 1rem 2.5rem; background:#f6f8fb; border-left:1px solid rgba(11,48,74,.1); box-shadow:-12px 0 36px rgba(5,23,36,.18); transform:translateX(105%); transition:transform .32s cubic-bezier(.22,1,.36,1); justify-content:flex-start; align-items:stretch; overflow-y:auto; z-index:50; }
  .site-header.is-nav-open .site-nav-shell { transform:translateX(0); }
  .site-nav { flex-direction:column; align-items:stretch; justify-content:flex-start; gap:.55rem; width:100%; }
  .site-nav-shell .site-nav-link { color:#0e3248; text-shadow:none; }
  .site-nav-shell .site-nav-link:hover { color: var(--brand-700); text-shadow:none; transform:none; }
  .site-nav-shell .site-nav > .site-nav-link { display:block; padding:1.15rem .5rem; border-bottom:1px solid rgba(11,48,74,.1); }
  .site-nav-item { flex-wrap:wrap; border-bottom:1px solid rgba(11,48,74,.1); padding-bottom:.15rem; }
  .site-nav-item > .site-nav-link { flex:1; padding:1.15rem .35rem; color:#0e3248; text-shadow:none; }
  .site-nav-sub-toggle { display:inline-flex; color:#0e3248; }
  .site-nav-sub { position:static; flex:1 0 100%; transform:none; box-shadow:none; border:none; border-radius:0; background:rgba(255,255,255,.72); max-height:0; overflow:hidden; opacity:1; visibility:visible; pointer-events:auto; padding:0; transition:max-height .35s ease; }
  .site-nav-item--has-sub.is-sub-open .site-nav-sub { max-height:24rem; padding:.25rem 0 .6rem; }
  .hero { min-height:min(100vh,560px); align-items:flex-start; padding-top:max(8.5rem,30vw); }
  .hero-copy { border-left:none; padding-left:0; }
  .footer-grid { grid-template-columns:1fr; }
  .footer-bottom { flex-direction:column; align-items:flex-start; }
}
@media (max-width: 600px) {
  .site-header-inner { padding-left:1rem; padding-right:1rem; }
  .site-lang-bar{padding:.45rem 1rem .15rem;font-size:.82rem}
  .site-oil-quote{font-size:.8rem;gap:.42rem}
  .site-header { padding-left:.85rem; padding-right:.85rem; }
  .site-header.is-scrolled { padding-left:1.05rem; padding-right:1.05rem; }
  .site-header:not(.is-scrolled) .site-header-inner { padding-top:1.2rem; padding-bottom:1rem; }
  .site-header:not(.is-scrolled) .site-nav-shell { top:6rem; }
  .site-header.is-scrolled .site-header-inner { padding-top:1.9rem; }
  .site-header.is-scrolled .site-nav-shell { top:6.35rem; }
  .site-logo { width:118px; }
}