@keyframes arc-mobilemenu-in{0%{opacity:0;transform:translateY(2%)}to{opacity:1;transform:translateY(0)}}.arc-mobilemenu{z-index:var(--z-modal);background:var(--gradient-navy-abyss);padding:18px var(--page-margin-sm) max(20px, env(safe-area-inset-bottom));overscroll-behavior:contain;animation:arc-mobilemenu-in var(--dur-slow) var(--ease-water) both;flex-direction:column;display:flex;position:fixed;inset:0;overflow-y:auto}.arc-mobilemenu__topbar{flex:none;justify-content:space-between;align-items:center;min-height:54px;display:flex}.arc-mobilemenu__lockup{flex-direction:column;align-items:flex-start;gap:4px;display:flex}.arc-mobilemenu__slogan{font-family:var(--font-display);font-weight:var(--fw-display-light);letter-spacing:.18em;text-transform:uppercase;color:var(--text-gold);opacity:.8;font-size:.6875rem}[dir=rtl] .arc-mobilemenu__slogan{letter-spacing:0;text-transform:none;opacity:.9;font-size:.9375rem}.arc-mobilemenu__logo{height:44px;display:inline-flex;position:relative}.arc-mobilemenu__logo-mark{width:auto;height:44px;color:var(--text-strong);filter:drop-shadow(0 0 10px #e9c87866);display:block}.arc-mobilemenu__logo:after{content:"";pointer-events:none;mix-blend-mode:screen;opacity:0;animation:arcLogoSheenOnce 1.2s var(--ease-water) 1.4s 1 both;background-image:linear-gradient(100deg,#0000 40%,#fff8e2f2 50%,#0000 60%);background-position:200% 0;background-repeat:no-repeat;background-size:250% 100%;position:absolute;inset:0;-webkit-mask:url(/logo/arc-heritage.svg) 50%/contain no-repeat;mask:url(/logo/arc-heritage.svg) 50%/contain no-repeat}@media (prefers-reduced-motion:reduce){.arc-mobilemenu__logo:after{animation:none}}.arc-mobilemenu__close{border-radius:var(--radius-pill);border:1px solid var(--line);width:44px;height:44px;color:var(--text-strong);cursor:pointer;transition:border-color var(--dur-fast) var(--ease-standard), color var(--dur-fast) var(--ease-standard);background:0 0;justify-content:center;align-items:center;display:inline-flex}.arc-mobilemenu__close:hover{border-color:var(--line-accent);color:var(--text-accent)}.arc-mobilemenu__links{flex-direction:column;flex:1;justify-content:center;gap:0;padding:22px 0;display:flex}.arc-mobilemenu__link{font-family:var(--font-menu);font-weight:var(--fw-display);color:var(--text-strong);border-bottom:1px solid var(--line-subtle);transition:color var(--dur-fast) var(--ease-standard);justify-content:space-between;align-items:center;padding:12px 0;font-size:clamp(1.5rem,6vw,1.9rem);display:flex}.arc-mobilemenu__link:hover{color:var(--text-accent)}.arc-mobilemenu__services{border-bottom:1px solid var(--line-subtle);padding:10px 0}.arc-mobilemenu__services .arc-accordion__item{background:0 0;border:none;border-radius:0}.arc-mobilemenu__services .arc-accordion__trigger{padding:8px 0}.arc-mobilemenu__services .arc-accordion__title{font-family:var(--font-menu);font-weight:var(--fw-display);color:var(--text-strong);font-size:clamp(1.5rem,6vw,1.9rem)}.arc-mobilemenu__services .arc-accordion__body{padding:0 0 12px}.arc-mobilemenu__service-list{flex-direction:column;gap:2px;margin:0;padding:0;list-style:none;display:flex}.arc-mobilemenu__service-list a{font-family:var(--font-menu);color:var(--text-body);align-items:center;gap:10px;padding:7px 2px;font-size:.98rem;display:flex}.arc-mobilemenu__service-list a:hover{color:var(--text-accent)}.arc-mobilemenu__service-icon{color:var(--text-faint);transition:color var(--dur-fast) var(--ease-standard);flex:none}.arc-mobilemenu__service-list a:hover .arc-mobilemenu__service-icon{color:var(--text-accent)}.arc-mobilemenu__bottom{flex-direction:column;flex:none;gap:14px;padding-top:8px;display:flex}.arc-mobilemenu__lang{font-family:var(--font-mono);font-size:var(--fs-caption);letter-spacing:var(--tracking-wide);border-radius:var(--radius-pill);border:1px solid var(--line);color:var(--text-muted);cursor:pointer;transition:border-color var(--dur-fast) var(--ease-standard), color var(--dur-fast) var(--ease-standard);background:0 0;align-self:flex-start;padding:8px 16px}.arc-mobilemenu__lang:hover{border-color:var(--line-accent);color:var(--text-accent)}.arc-mobilemenu__cta{justify-content:center;width:100%}.arc-mobilemenu__toast{left:50%;bottom:max(24px, env(safe-area-inset-bottom));z-index:var(--z-toast);text-align:center;background:var(--surface-overlay);border:1px solid var(--line-accent);border-radius:var(--radius-pill);max-width:min(92vw,420px);font-family:var(--font-mono);font-size:var(--fs-meta);color:var(--text-body);box-shadow:var(--shadow-lg);animation:arc-mobilemenu-in var(--dur-base) var(--ease-water) both;padding:12px 22px;position:fixed;transform:translate(-50%)}
.arc-nav{z-index:var(--z-header);transition:background var(--dur-base) var(--ease-standard), border-color var(--dur-base) var(--ease-standard), box-shadow var(--dur-base) var(--ease-standard);background:0 0;border-bottom:1px solid #0000;position:fixed;top:0;left:0;right:0}.arc-nav:before{content:"";pointer-events:none;z-index:-1;opacity:1;height:180px;transition:opacity var(--dur-base) var(--ease-standard);background:linear-gradient(#040f14b3 0%,#0000 100%);position:absolute;top:0;left:0;right:0}.arc-nav[data-solid=true]{background:rgb(var(--scrim-ink) / .75);-webkit-backdrop-filter:blur(16px)saturate(180%);border-bottom:1px solid #ffffff0f;box-shadow:0 4px 30px #0003}.arc-nav[data-solid=true]:before{opacity:0}.arc-nav__inner{padding:18px var(--page-margin);justify-content:center;align-items:center;gap:20px;display:flex}.arc-nav__logo{flex-direction:column;flex:none;align-items:center;display:inline-flex;position:relative}.arc-nav__logo--center{flex:none;margin-inline:16px}.arc-nav__logo-frame{display:block;position:relative}.arc-nav__logo-mark{filter:drop-shadow(0 0 14px #e9c87873);width:auto;height:clamp(92px,7.6vw,132px);transition:height var(--dur-base) var(--ease-standard), filter var(--dur-base) var(--ease-standard);display:block}.arc-nav__logo:hover .arc-nav__logo-mark{filter:drop-shadow(0 0 22px #e9c878b3)}.arc-nav[data-solid=true] .arc-nav__logo-mark{height:clamp(60px,4.9vw,84px)}.arc-nav__slogan{font-family:var(--font-display);font-weight:var(--fw-display-light);letter-spacing:.22em;text-transform:uppercase;white-space:nowrap;color:var(--text-gold);opacity:.75;transition:opacity var(--dur-base) var(--ease-standard), font-size var(--dur-base) var(--ease-standard);margin-top:2px;font-size:clamp(.5625rem,.55vw,.75rem)}.arc-nav__logo:hover .arc-nav__slogan{opacity:1}.arc-nav[data-solid=true] .arc-nav__slogan{opacity:.6;font-size:.6875rem}[dir=rtl] .arc-nav__slogan{letter-spacing:0;text-transform:none;opacity:.85;font-size:clamp(.8125rem,.9vw,1.0625rem)}[dir=rtl] .arc-nav[data-solid=true] .arc-nav__slogan{opacity:.75;font-size:.9375rem}.arc-nav__logo-frame:after{content:"";pointer-events:none;mix-blend-mode:screen;opacity:0;animation:arcLogoSheenOnce 1.2s var(--ease-water) 1s 1 both;background-image:linear-gradient(100deg,#0000 40%,#fff8e2f2 50%,#0000 60%);background-position:200% 0;background-repeat:no-repeat;background-size:250% 100%;position:absolute;inset:0;-webkit-mask:url(/logo/arc-nav-lockup.webp) 50%/contain no-repeat;mask:url(/logo/arc-nav-lockup.webp) 50%/contain no-repeat}.arc-nav__logo:hover .arc-nav__logo-frame:after{animation:arcLogoSheenOnce 1s var(--ease-water) 1}@keyframes arcLogoSheen{0%{opacity:0;background-position:200% 0}5%{opacity:1}20%{opacity:1;background-position:-60% 0}26%{opacity:0;background-position:-60% 0}to{opacity:0;background-position:-60% 0}}@keyframes arcLogoSheenOnce{0%{opacity:0;background-position:200% 0}12%{opacity:1}88%{opacity:1}to{opacity:0;background-position:-60% 0}}@media (prefers-reduced-motion:reduce){.arc-nav__logo-frame:after{animation:none}}.arc-nav__links{flex-wrap:nowrap;align-items:center;gap:clamp(10px,1.35vw,24px);display:flex}.arc-nav__links--left{flex:1;justify-content:flex-end}.arc-nav__links--right{flex:1;justify-content:flex-start}.arc-nav__link{font-family:var(--font-menu);letter-spacing:.01em;color:var(--text-strong);white-space:nowrap;text-shadow:0 1px 3px #0000008c,0 1px 12px #00000059;transition:color var(--dur-fast) var(--ease-standard);padding:8px 4px;font-size:clamp(.875rem,.95vw,1.2rem);font-weight:700}.arc-nav__link:hover{color:var(--text-accent)}@media (min-width:1024px) and (max-width:1279.98px){.arc-nav__inner{gap:10px}.arc-nav__links{gap:clamp(8px,1.1vw,14px)}.arc-nav__link{padding-inline:2px}}.arc-nav__burger{border-radius:var(--radius-pill);border:1px solid var(--line);width:48px;height:48px;color:var(--text-strong);cursor:pointer;transition:border-color var(--dur-fast) var(--ease-standard), color var(--dur-fast) var(--ease-standard);background:0 0;justify-content:center;align-items:center;display:none}.arc-nav__burger:hover{border-color:var(--line-accent);color:var(--text-accent)}@media (max-width:1023.98px){.arc-nav__links{display:none}.arc-nav__burger{display:inline-flex}.arc-nav__inner{justify-content:flex-end;padding-block:10px;position:relative}.arc-nav__logo--center{margin-inline:0;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.arc-nav__logo-mark,.arc-nav[data-solid=true] .arc-nav__logo-mark{height:56px}.arc-nav__slogan{display:none}}
.arc-footer{border-top:1px solid var(--line-subtle);margin-top:2rem;padding-block:clamp(2.5rem,5vw,4rem)}.arc-footer__inner{width:100%;max-width:var(--width-max);padding-inline:var(--page-margin);flex-flow:wrap;justify-content:space-between;align-items:flex-start;gap:clamp(3rem,5vw,4rem);margin-inline:auto;display:flex}.arc-footer__brand{flex-direction:column;gap:32px;max-width:320px;display:flex}.arc-footer__lockup{flex-direction:column;align-items:flex-start;gap:6px;display:flex}.arc-footer__slogan{font-family:var(--font-display);font-weight:var(--fw-display-light);letter-spacing:.2em;text-transform:uppercase;color:var(--text-gold);opacity:.8;font-size:.8125rem}[dir=rtl] .arc-footer__slogan{letter-spacing:0;text-transform:none;opacity:.9;font-size:1.0625rem}.arc-footer__logo{align-self:flex-start;display:inline-flex;position:relative}.arc-footer__logo-frame{display:block;position:relative}.arc-footer__logo-mark{filter:drop-shadow(0 0 12px #e9c87866);width:auto;height:90px;transition:filter var(--dur-base) var(--ease-standard);display:block}.arc-footer__logo:hover .arc-footer__logo-mark{filter:drop-shadow(0 0 20px #e9c878ad)}.arc-footer__logo-frame:after{content:"";pointer-events:none;mix-blend-mode:screen;opacity:0;animation:arcLogoSheenOnce 1.2s var(--ease-water) 1.4s 1 both;background-image:linear-gradient(100deg,#0000 40%,#fff8e2f2 50%,#0000 60%);background-position:200% 0;background-repeat:no-repeat;background-size:250% 100%;position:absolute;inset:0;-webkit-mask:url(/logo/arc-nav-lockup.webp) 50%/contain no-repeat;mask:url(/logo/arc-nav-lockup.webp) 50%/contain no-repeat}.arc-footer__logo:hover .arc-footer__logo-frame:after{animation:arcLogoSheenOnce 1s var(--ease-water) 1}@media (prefers-reduced-motion:reduce){.arc-footer__logo-frame:after{animation:none}}.arc-footer__cols{flex-wrap:wrap;gap:40px 64px;display:flex}.arc-footer__col{flex-direction:column;gap:12px;min-width:160px;display:flex}.arc-footer__col-title{font-family:var(--font-mono);font-weight:var(--fw-regular);font-size:var(--fs-caption);letter-spacing:var(--tracking-label);text-transform:uppercase;color:var(--text-faint);margin:0 0 4px}.arc-footer__col-list{flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;display:flex}.arc-footer__col-list a{font-family:var(--font-sans);color:var(--text-muted);transition:color var(--dur-fast) var(--ease-standard);font-size:.95rem}.arc-footer__col-list a:hover{color:var(--text-accent)}.arc-footer__contact-list{flex-direction:column;gap:12px;margin:0;padding:0;list-style:none;display:flex}.arc-footer__contact-list li{font-family:var(--font-sans);color:var(--text-muted);align-items:flex-start;gap:10px;font-size:.95rem;display:flex}.arc-footer__contact-list li :first-child{color:var(--text-brand);flex:none;margin-top:2px}.arc-footer__contact-list a{color:var(--text-muted);transition:color var(--dur-fast) var(--ease-standard)}.arc-footer__contact-list a:hover{color:var(--text-accent)}.arc-footer__legal{width:100%;max-width:var(--width-max);padding-inline:var(--page-margin);margin-inline:auto;border-top:1px solid var(--line-subtle);font-family:var(--font-mono);font-size:var(--fs-caption);letter-spacing:.1em;text-transform:uppercase;color:var(--text-faint);flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:36px;padding-top:20px;display:flex}.arc-footer__social{margin:var(--space-sm) 0 0;gap:var(--space-xs) var(--space-sm);flex-wrap:wrap;padding:0;list-style:none;display:flex}.arc-footer__social-link{min-height:44px;font-size:var(--fs-caption);letter-spacing:var(--tracking-label);text-transform:uppercase;color:var(--text-muted);align-items:center;gap:8px;text-decoration:none;display:inline-flex}.arc-footer__social-mark{border:1px solid var(--line);border-radius:var(--radius-circle);block-size:34px;inline-size:34px;transition:border-color var(--dur-fast) var(--ease-standard), color var(--dur-fast) var(--ease-standard), background var(--dur-fast) var(--ease-standard);flex:none;place-items:center;display:inline-grid}.arc-footer__social-link:hover,.arc-footer__social-link:focus-visible{color:var(--text-strong)}.arc-footer__social-link:hover .arc-footer__social-mark,.arc-footer__social-link:focus-visible .arc-footer__social-mark{border-color:var(--accent);color:var(--accent)}[dir=rtl] .arc-footer__social-link{letter-spacing:0}@media (pointer:coarse){.arc-footer__col-list a,.arc-footer__contact-list a{align-items:center;min-height:44px;display:inline-flex}}
.arc-plx{pointer-events:none;position:absolute;inset:0;overflow:clip}.arc-plx__plate{inset:var(--arc-plx-overscan,-20%) 0;will-change:transform;position:absolute}.arc-plx__img{object-fit:cover}