:root{
  --ink:#0a0a0a;
  --paper:#fff;
  --red:#f5030f;
  --panel:#f6f6f4;
  --line:#dededa;
  --muted:#565656;
  --mono:'IBM Plex Mono',monospace;
  --display:'Space Grotesk',sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:var(--mono);font-size:16px;line-height:1.7}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.skip-link{position:fixed;top:8px;left:8px;z-index:1000;padding:9px 14px;background:var(--ink);color:#fff;transform:translateY(-160%)}
.skip-link:focus{transform:translateY(0)}
.site-header{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:17px clamp(22px,5vw,64px);background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .logo{display:block;width:auto;height:30px;object-fit:contain}
.site-header nav{display:flex;align-items:center;gap:30px}
.site-header nav a{font-size:.75rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase}
.site-header nav a:hover,.site-header nav a:focus-visible{color:var(--red)}
.header-cta{border:1px solid var(--ink);padding:8px 14px}
.menu-toggle{display:none;min-width:48px;min-height:44px;align-items:center;justify-content:center;border:1px solid var(--ink);background:#fff;color:var(--ink);padding:8px 11px;font:600 .75rem var(--mono);text-transform:uppercase;letter-spacing:.08em;cursor:pointer}
.breadcrumb{max-width:1200px;margin:auto;padding:24px clamp(22px,5vw,64px) 0;color:#686868;font-size:.75rem}
.breadcrumb a:hover{color:var(--red)}
.service-hero{position:relative;overflow:hidden;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);gap:clamp(40px,6vw,90px);align-items:center;max-width:1400px;margin:auto;padding:clamp(64px,9vw,126px) clamp(22px,5vw,64px) clamp(70px,8vw,110px)}
.service-hero::after{content:"";position:absolute;inset:0 0 0 48%;z-index:-2;background:url('av-services-drawing-background.png') center/cover no-repeat;opacity:.09;filter:grayscale(1)}
.service-hero::before{content:"";position:absolute;top:0;right:0;width:6px;height:100%;background:var(--red)}
.eyebrow{margin-bottom:20px;color:var(--red);font-size:.75rem;font-weight:600;letter-spacing:.19em;text-transform:uppercase}
.service-hero h1{max-width:13ch;font-family:var(--display);font-size:clamp(2.7rem,6vw,5.8rem);line-height:.98;letter-spacing:-.04em}
.service-hero .lead{max-width:680px;margin-top:28px;color:#303030;font-size:clamp(1rem,1.4vw,1.2rem)}
.actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:34px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:11px 19px;border:1px solid var(--ink);font-size:.78rem;font-weight:600;letter-spacing:.07em;text-transform:uppercase}
.button.primary{background:var(--ink);color:#fff}
.button.primary:hover{background:var(--red);border-color:var(--red)}
.button.secondary:hover{color:var(--red);border-color:var(--red)}
.scope-card{background:var(--ink);color:#fff;padding:34px;border-top:5px solid var(--red)}
.scope-card h2{font-family:var(--display);font-size:1.55rem;margin-bottom:20px}
.scope-card ul,.fit-box ul{list-style:none;margin:0;padding:0}
.scope-card li{display:flex;gap:12px;padding:11px 0;border-top:1px solid #303030;font-size:.88rem}
.scope-card li::before{content:"+";color:var(--red);font-weight:700}
.band{border-top:1px solid var(--line)}
.section{max-width:1200px;margin:auto;padding:clamp(70px,9vw,120px) clamp(22px,5vw,64px)}
.split{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(40px,8vw,110px)}
.section h2{font-family:var(--display);font-size:clamp(2rem,4vw,3.7rem);line-height:1.05;letter-spacing:-.025em}
.copy p{margin-bottom:20px;color:#3d3d3d}
.copy strong{color:var(--ink)}
.outcomes{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:42px;background:var(--line);border:1px solid var(--line)}
.outcome{background:#fff;padding:25px}
.outcome b{display:block;margin-bottom:7px;font-family:var(--display);font-size:1.05rem}
.outcome span{color:var(--muted);font-size:.84rem}
.panel-section{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:40px;margin-bottom:45px}
.section-head p{max-width:520px;color:var(--muted)}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.detail-card{min-height:210px;padding:28px;background:#fff;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.detail-card .number{color:var(--red);font-size:.72rem;letter-spacing:.12em}
.detail-card h3{margin:25px 0 11px;font-family:var(--display);font-size:1.25rem;line-height:1.2}
.detail-card p{color:var(--muted);font-size:.87rem}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:48px}
.step{position:relative;padding-top:24px;border-top:2px solid var(--ink)}
.step::before{content:attr(data-step);position:absolute;top:-15px;left:0;padding-right:10px;background:#fff;color:var(--red);font-size:.72rem;font-weight:600}
.step h3{font-family:var(--display);font-size:1.12rem;margin-bottom:8px}
.step p{color:var(--muted);font-size:.84rem}
.fit-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
.fit-box{background:#fff;padding:34px}
.fit-box h3{font-family:var(--display);font-size:1.35rem;margin-bottom:18px}
.fit-box li{padding:8px 0 8px 18px;position:relative;color:#444}
.fit-box li::before{content:"";position:absolute;left:0;top:19px;width:6px;height:6px;background:var(--red)}
.faq-list{margin-top:40px;border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line);padding:0 4px}
summary{cursor:pointer;padding:22px 0;font-family:var(--display);font-size:1.12rem;font-weight:600;list-style:none}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";float:right;color:var(--red)}
details[open] summary::after{content:"−"}
details p{max-width:820px;padding:0 0 23px;color:var(--muted)}
.related{display:flex;flex-wrap:wrap;gap:12px;margin-top:38px}
.related a{padding:8px 12px;border:1px solid var(--line);font-size:.75rem}
.related a:hover{border-color:var(--red);color:var(--red)}
.final-cta{background:var(--ink);color:#fff}
.final-cta .section{display:flex;justify-content:space-between;align-items:center;gap:40px}
.final-cta h2{color:#fff;max-width:720px}
.final-cta p{max-width:500px;color:#c8c8c8;margin-top:14px}
.final-cta .button{background:var(--red);border-color:var(--red);white-space:nowrap}
.site-footer{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;padding:30px clamp(22px,5vw,64px)}
.site-footer img{display:block;width:auto;height:20px;object-fit:contain;opacity:.88}
.site-footer nav{display:flex;gap:20px;flex-wrap:wrap}
.site-footer a,.site-footer small{color:#707070;font-size:.7rem}
@media(max-width:900px){
  .menu-toggle{display:inline-flex;position:relative;z-index:2}
  .site-header nav{display:none;position:absolute;top:100%;left:0;right:0;z-index:1;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 14px 30px rgba(0,0,0,.08);padding:10px 22px 20px}
  .site-header nav.open{display:flex}
  .site-header nav a{padding:12px 0}
  .header-cta{border:0;padding:12px 0}
  .service-hero{grid-template-columns:1fr}
  .service-hero::after{inset:35% 0 0 20%}
  .split{grid-template-columns:1fr}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:repeat(2,1fr);row-gap:44px}
  .final-cta .section{align-items:flex-start;flex-direction:column}
}
@media(max-width:620px){
  .service-hero h1{font-size:2.65rem}
  .scope-card{padding:25px}
  .section-head{align-items:flex-start;flex-direction:column}
  .card-grid,.outcomes,.fit-grid,.process{grid-template-columns:1fr}
  .site-footer{align-items:flex-start;flex-direction:column}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}