:root{--ink:#121212;--muted:#6f6f6f;--line:#e8e8e8;--paper:#fff;--soft:#f6f6f3;--accent:#58afcb;--accent-deep:#357d95;--accent-soft:#f0f8fb;--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.wrap{width:min(var(--max),calc(100% - 48px));margin:auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(0,0,0,.06)}.header-inner{height:82px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;line-height:1}.brand-logo{display:block;width:104px;height:auto;overflow:visible}.logo-main{font:850 40px/1 Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;letter-spacing:-3px;fill:var(--ink)}.logo-vc{letter-spacing:-2.5px}.logo-dot{fill:var(--accent)}.nav{display:flex;gap:34px;align-items:center}.nav a{font-size:14px;font-weight:650;letter-spacing:.02em;position:relative}.nav a:after{content:"";position:absolute;left:0;right:100%;bottom:-7px;height:2px;background:var(--ink);transition:.25s}.nav a:hover:after,.nav a.active:after{right:0;background:var(--accent)}.menu-btn{display:none;border:0;background:none;padding:10px;margin-right:-10px}.menu-btn span{display:block;width:24px;height:2px;background:#111;margin:5px 0;transition:.25s}
.hero{padding:28px 0 0}.hero:before{content:"";display:block;width:52px;height:4px;background:var(--accent);margin:0 auto 28px;border-radius:999px}.slider{position:relative;overflow:hidden;background:#ececec;aspect-ratio:1000/618;border-radius:2px}.track{display:flex;height:100%;transition:transform .65s cubic-bezier(.2,.75,.2,1)}.slide{min-width:100%;height:100%;position:relative}.slide img{width:100%;height:100%;object-fit:cover}.slider:after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(0,0,0,.04);pointer-events:none}.arrow{position:absolute;z-index:3;top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:50%;border:1px solid rgba(255,255,255,.55);background:rgba(20,20,20,.28);color:white;font-size:24px;display:grid;place-items:center;cursor:pointer;backdrop-filter:blur(7px);transition:.2s}.arrow:hover{background:rgba(20,20,20,.6)}.prev{left:20px}.next{right:20px}.dots{position:absolute;z-index:3;bottom:18px;left:50%;transform:translateX(-50%);display:flex;gap:7px}.dot{width:7px;height:7px;border-radius:50%;border:0;background:rgba(255,255,255,.55);padding:0;cursor:pointer}.dot.active{background:#fff;transform:scale(1.25)}
.intro{padding:86px 0 82px;display:grid;grid-template-columns:.8fr 1.55fr;gap:80px}.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.18em;font-weight:800;color:var(--accent-deep);padding-top:8px}.lead{font-size:clamp(27px,3.2vw,48px);line-height:1.07;letter-spacing:-.045em;font-weight:650;margin:0 0 36px}.copy{font-size:17px;line-height:1.75;color:#454545;max-width:780px}.copy p{margin:0 0 20px}.signature{font-weight:750;color:var(--accent-deep)}
.logo-strip{border-top:1px solid #dcecf1;background:linear-gradient(180deg,#fff 0%,var(--accent-soft) 100%);padding:44px 0 54px}.logo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.logo-card{min-height:122px;background:#fff;display:flex;align-items:center;justify-content:center;padding:22px;overflow:hidden;border:1px solid #dcecf1}.logo-card img{max-height:84px;max-width:90%;width:auto;mix-blend-mode:multiply}.wordmark{font-weight:800;font-size:22px;letter-spacing:-.04em;color:#222}.wordmark small{display:block;font-size:10px;text-transform:uppercase;letter-spacing:.18em;color:#888;text-align:center;margin-top:6px}
.page-head{padding:72px 0 42px}.page-head h1{font-size:clamp(30px,4vw,52px);line-height:.92;letter-spacing:-.07em;margin:0;font-weight:700}.contact-grid{padding:70px 0 90px;display:grid;grid-template-columns:1fr 1.3fr;gap:90px;border-top:1px solid var(--line)}.contact-card{font-size:18px;line-height:1.7}.contact-card h2{font-size:12px;text-transform:uppercase;letter-spacing:.18em;color:var(--muted);margin:0 0 22px}.contact-card a{text-decoration:underline;text-underline-offset:4px}.support{font-size:18px;line-height:1.7;color:#444}.support p{margin-top:0}.support strong{color:#111}
.footer{border-top:1px solid var(--line);padding:28px 0 34px;color:#777;font-size:12px}.footer-inner{display:flex;justify-content:space-between;gap:24px}.top-link{font-weight:700;color:var(--accent-deep)}
@media(max-width:800px){.wrap{width:min(100% - 28px,var(--max))}.header-inner{height:68px}.brand-logo{width:92px}.menu-btn{display:block}.nav{position:fixed;left:0;right:0;top:68px;background:#fff;border-bottom:1px solid var(--line);display:grid;gap:0;padding:8px 14px 16px;transform:translateY(-130%);opacity:0;pointer-events:none;transition:.28s}.nav.open{transform:translateY(0);opacity:1;pointer-events:auto}.nav a{padding:15px 4px;font-size:17px}.nav a:after{display:none}.menu-btn.open span:first-child{transform:translateY(7px) rotate(45deg)}.menu-btn.open span:nth-child(2){opacity:0}.menu-btn.open span:last-child{transform:translateY(-7px) rotate(-45deg)}.hero{padding-top:14px}.hero:before{margin-bottom:14px;width:40px;height:3px}.slider{aspect-ratio:4/3}.arrow{width:40px;height:40px;font-size:20px}.prev{left:10px}.next{right:10px}.dots{bottom:12px}.intro{padding:54px 0 58px;grid-template-columns:1fr;gap:20px}.lead{margin-bottom:26px}.copy{font-size:16px;line-height:1.68}.logo-grid{grid-template-columns:1fr 1fr}.logo-card{min-height:100px}.page-head{padding:46px 0 30px}.contact-grid{padding:48px 0 64px;grid-template-columns:1fr;gap:42px}.contact-card,.support{font-size:16px}.footer-inner{flex-direction:column;gap:10px}}
@media(max-width:420px){.slider{aspect-ratio:1/1}.slide img{object-position:center}.logo-grid{grid-template-columns:1fr}.arrow{top:auto;bottom:10px;transform:none}.dots{display:none}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.track,.nav,.menu-btn span{transition:none!important}}
/* v4: use the current 13.vc logo assets and refine requested sizing/placement */
.brand-logo-img{display:block;width:88px;height:54px;object-fit:contain;object-position:left center}
.logo-card{min-height:148px;padding:18px}
.logo-card img{max-height:108px;max-width:94%}
.page-head-after-slider{padding:44px 0 22px}
.page-head-after-slider h1{font-size:clamp(24px,2.7vw,36px);letter-spacing:-.045em;line-height:1;font-weight:650}
.contact-round-logo{width:112px;height:112px;object-fit:contain;margin:0 0 28px}
@media(max-width:800px){.brand-logo-img{width:76px;height:46px}.logo-card{min-height:122px}.logo-card img{max-height:92px}.page-head-after-slider{padding:32px 0 14px}.page-head-after-slider h1{font-size:28px}.contact-round-logo{width:92px;height:92px;margin-bottom:22px}}

/* v5: bundle both 13.vc logos locally so they also work when opened from disk */
.brand-logo-img{width:94px;height:auto;object-fit:contain}
.contact-round-logo{display:block;width:124px;height:124px}
@media(max-width:800px){.brand-logo-img{width:82px}.contact-round-logo{width:100px;height:100px}}

/* v6: use current 13.vc identity assets only; no recreated SVG logos */
.original-wordmark{display:block;color:#111;font-family:Arial,Helvetica,sans-serif;font-size:29px;font-weight:400;line-height:1;letter-spacing:-1.7px;white-space:nowrap}
.contact-round-logo{object-fit:contain}
@media(max-width:800px){.original-wordmark{font-size:26px}}

.brand-logo{display:block;width:300px;max-width:32vw;height:auto;object-fit:contain}@media(max-width:760px){.brand-logo{width:210px;max-width:58vw}}

/* ArtServ preview, following the 13.vc design */
.brand-logo{width:245px;max-height:52px;object-position:left center}.services{border-top:1px solid var(--line)}.service-row{display:grid;grid-template-columns:.8fr 1.55fr;gap:80px;padding:54px 0;border-bottom:1px solid var(--line)}.service-label{display:flex;gap:22px;align-items:baseline}.service-number{font-size:12px;color:var(--accent-deep);font-weight:700}.service-row h2{font-size:26px;font-weight:600;letter-spacing:-.035em;line-height:1.15;margin:0}.service-row p{font-size:17px;line-height:1.75;color:#454545;margin:0 0 14px}.service-row p:last-child{margin-bottom:0}.services-end{padding-bottom:78px}.logo-grid{grid-template-columns:repeat(3,1fr)}.logo-card img{max-width:88%;max-height:55px}.contact-invite{padding:64px 0;background:var(--accent-soft);border-top:1px solid #dcecf1}.invite-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}.invite-inner h2{font-size:clamp(28px,3vw,40px);letter-spacing:-.04em;margin:0 0 10px;font-weight:600}.invite-inner p{color:#666;margin:0;line-height:1.6}.button-link{display:inline-flex;align-items:center;gap:28px;background:#171717;color:white;padding:18px 24px;font-size:14px;font-weight:600;white-space:nowrap;transition:background .2s}.button-link:hover{background:var(--accent-deep)}.contact-intro{padding-bottom:62px}.address-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding-bottom:96px}.address-block{border:1px solid var(--line);padding:42px}.address-block h2{margin:0 0 28px;font-size:12px;text-transform:uppercase;letter-spacing:.16em;color:var(--accent-deep)}.address-block p{font-size:23px;line-height:1.5;margin:0;letter-spacing:-.02em}.address-block span{font-size:15px;color:#777}.contact-head{max-width:700px}.contact-head h1{font-size:clamp(36px,4vw,60px);line-height:1.05;letter-spacing:-.05em;margin:0 0 26px}.contact-head p{font-size:18px;color:#555;line-height:1.7}.contact-brand{padding:28px 0 0}.contact-brand img{width:245px;max-height:60px;object-fit:contain;object-position:left center}
@media(max-width:800px){.brand-logo{width:190px;max-height:42px}.service-row{grid-template-columns:1fr;gap:22px;padding:34px 0}.service-row p{font-size:16px}.service-row h2{font-size:24px}.services-end{padding-bottom:48px}.invite-inner{align-items:flex-start;flex-direction:column}.logo-grid{grid-template-columns:1fr}.logo-card{min-height:115px}.contact-invite{padding:42px 0}.address-grid{grid-template-columns:1fr;padding-bottom:58px}.address-block{padding:30px}.contact-intro{padding-bottom:32px}}

/* Align contact typography with 13.vc. */
.contact-head h1{font-size:clamp(24px,2.7vw,36px);line-height:1;letter-spacing:-.045em;font-weight:650}.address-block p{font-size:18px;line-height:1.7;letter-spacing:normal}@media(max-width:800px){.contact-head h1{font-size:28px}.address-block p,.contact-head p{font-size:16px}}

/* Original ArtServ copy and logo palette. */
:root{--accent:#58afcb;--accent-deep:#357d95;--accent-soft:#f0f8fb}.brand-logo{width:76px;max-width:none;height:76px;max-height:none}.header-inner{height:100px}.original-contact{padding:64px 0 80px}.original-contact h1{font-size:clamp(24px,2.7vw,36px);letter-spacing:-.045em;font-weight:650;margin:0 0 32px}.original-addresses{display:grid;grid-template-columns:1fr 1fr;gap:40px;max-width:800px}.original-addresses p{font-size:18px;line-height:1.7;margin:0}@media(max-width:800px){.header-inner{height:88px}.brand-logo{width:64px;height:64px}.nav{top:88px}.original-contact{padding:42px 0 56px}.original-contact h1{font-size:28px}.original-addresses{grid-template-columns:1fr;gap:26px}.original-addresses p{font-size:16px}}

/* Larger ArtServ header logo. */
.brand-logo{width:96px;height:96px}.header-inner{height:116px}@media(max-width:800px){.brand-logo{width:82px;height:82px}.header-inner{height:104px}.nav{top:104px}}