/* ARETEUM — Shared Stylesheet */
:root { --ease: cubic-bezier(.2,.7,.2,1); --ink:#0B1420; --graphite:#1C2128; --bone:#F7F4ED; --paper:#FBF9F4; --bronze:#B8945E; --bronze-hi:#D4B27E; --line:rgba(11,20,32,0.12); }
html, body { background: var(--bone); color: var(--graphite); }
body { font-family: 'Manrope', ui-sans-serif, system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
.font-display { font-family: 'Fraunces', ui-serif, Georgia, serif; font-optical-sizing: auto; font-variation-settings: "SOFT" 0, "WONK" 0; }

.reveal { opacity: 0; transform: translateY(14px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.word { display: inline-block; opacity: 0; transform: translateY(110%); }
.loaded .word { animation: rise 1s var(--ease) forwards; }
@keyframes rise { to { opacity: 1; transform: none; } }
.kpi-num { display: inline-block; }

.nav-base { transition: padding .4s var(--ease), background-color .4s var(--ease), backdrop-filter .4s var(--ease), border-color .4s var(--ease); }
.nav-shrunk { padding-top: .55rem; padding-bottom: .55rem; background: rgba(247,244,237,0.85); backdrop-filter: saturate(140%) blur(14px); -webkit-backdrop-filter: saturate(140%) blur(14px); border-bottom-color: rgba(11,20,32,0.08); }
.nav-logo { transition: transform .4s var(--ease); transform-origin: left center; }
.nav-shrunk .nav-logo { transform: scale(.82); }

.lang-switch { display: inline-flex; align-items: center; gap: .4rem; font-size: 12px; letter-spacing: .2em; text-transform: uppercase; }
.lang-switch a { color: rgba(11,20,32,0.55); transition: color .2s var(--ease); text-decoration: none; }
.lang-switch a.active { color: var(--ink); }
.lang-switch a:hover { color: var(--ink); }
.lang-switch .sep { color: rgba(11,20,32,0.3); }

#burger span { transition: transform .4s var(--ease), top .4s var(--ease), opacity .2s var(--ease); }
#burger[aria-expanded="true"] span:nth-child(1) { top: 50% !important; transform: translateY(-50%) rotate(45deg); }
#burger[aria-expanded="true"] span:nth-child(2) { top: 50% !important; transform: translateY(-50%) rotate(-45deg); }

#mobile-menu[aria-hidden="false"] .mobile-link { opacity: 0; transform: translateY(16px); animation: mobile-rise .6s var(--ease) forwards; }
#mobile-menu[aria-hidden="false"] .mobile-link:nth-child(1){animation-delay:.08s} #mobile-menu[aria-hidden="false"] .mobile-link:nth-child(2){animation-delay:.14s}
#mobile-menu[aria-hidden="false"] .mobile-link:nth-child(3){animation-delay:.20s} #mobile-menu[aria-hidden="false"] .mobile-link:nth-child(4){animation-delay:.26s}
#mobile-menu[aria-hidden="false"] .mobile-link:nth-child(5){animation-delay:.32s} #mobile-menu[aria-hidden="false"] .mobile-link:nth-child(6){animation-delay:.38s}
#mobile-menu[aria-hidden="false"] .mobile-link:nth-child(7){animation-delay:.44s}
@keyframes mobile-rise { to { opacity: 1; transform: none; } }

@media (hover:hover) {
  .division { transition: transform .6s var(--ease); }
  .division:hover { transform: translateY(-4px); }
  .division .cover { transition: transform 1.2s var(--ease), filter .6s var(--ease); }
  .division:hover .cover { transform: scale(1.04); filter: brightness(1.05); }
  .division .arrow { transition: transform .5s var(--ease); }
  .division:hover .arrow { transform: translateX(6px); }
}

.field { position: relative; }
.field input, .field select, .field textarea { width: 100%; background: transparent; border: 0; border-bottom: 1px solid rgba(11,20,32,0.2); padding: 1.5rem 0 .6rem; font: 500 1rem/1.4 'Manrope', sans-serif; color: var(--graphite); transition: border-color .3s var(--ease); border-radius: 0; }
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-bottom-color: var(--ink); }
.field label { position: absolute; left: 0; top: 1.25rem; font-size: 1rem; color: rgba(28,33,40,0.55); pointer-events: none; transition: transform .3s var(--ease), font-size .3s var(--ease), color .3s var(--ease); transform-origin: left top; }
.field input:focus + label, .field input:not(:placeholder-shown) + label, .field textarea:focus + label, .field textarea:not(:placeholder-shown) + label, .field select:focus + label, .field.has-value label { transform: translateY(-1.15rem) scale(.78); color: var(--ink); }

.on-ink .field input, .on-ink .field select, .on-ink .field textarea { color: var(--bone); border-bottom-color: rgba(247,244,237,0.25); }
.on-ink .field input:focus, .on-ink .field select:focus, .on-ink .field textarea:focus { border-bottom-color: var(--bone); }
.on-ink .field label { color: rgba(247,244,237,0.6); }
.on-ink .field input:focus + label, .on-ink .field input:not(:placeholder-shown) + label, .on-ink .field textarea:focus + label, .on-ink .field textarea:not(:placeholder-shown) + label, .on-ink .field select:focus + label, .on-ink .field.has-value label { color: var(--bronze-hi); }

.btn-primary { position: relative; overflow: hidden; }
.btn-primary::after { content: ""; position: absolute; inset: 0; background: var(--bronze); transform: translateY(100%); transition: transform .5s var(--ease); }
.btn-primary:hover::after { transform: translateY(0); }
.btn-primary > span { position: relative; z-index: 1; }

.marquee { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; gap: 4rem; width: max-content; animation: slide 45s linear infinite; }
@keyframes slide { to { transform: translateX(-50%); } }

.corner { position: absolute; width: 14px; height: 14px; border: 1px solid currentColor; }
.corner.tl { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.corner.tr { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.corner.bl { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.corner.br { bottom: 0; right: 0; border-left: 0; border-top: 0; }

.prose-editorial p + p { margin-top: 1.2rem; }
.prose-editorial p { font-size: 1.0625rem; line-height: 1.7; color: rgba(28,33,40,0.85); }
.prose-editorial h3 { font-family: 'Fraunces', serif; font-size: 1.625rem; letter-spacing: -0.02em; color: var(--ink); margin-top: 2.5rem; margin-bottom: .75rem; }

.step-num { font-family: 'Fraunces', serif; font-size: 3.25rem; line-height: 1; letter-spacing: -0.045em; color: var(--bronze); }

.pill { display: inline-flex; align-items: center; gap: .5rem; padding: .55rem 1rem; border: 1px solid var(--line); border-radius: 999px; font-size: .75rem; letter-spacing: .15em; text-transform: uppercase; color: var(--graphite); transition: background-color .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease); }
.pill:hover { background: var(--ink); color: var(--bone); border-color: var(--ink); }

details.acc { border-bottom: 1px solid var(--line); }
details.acc > summary { list-style: none; cursor: pointer; padding: 1.5rem 0; display: flex; align-items: center; justify-content: space-between; font-family: 'Fraunces', serif; font-size: 1.375rem; letter-spacing: -0.02em; gap: 1.5rem; }
details.acc > summary::-webkit-details-marker { display: none; }
details.acc > summary::after { content: "+"; font-family: 'Fraunces', serif; font-size: 1.5rem; color: var(--bronze); transition: transform .4s var(--ease); flex-shrink:0; }
details.acc[open] > summary::after { transform: rotate(45deg); }
details.acc > div.acc-body { padding: 0 0 1.75rem; max-width: 52rem; color: rgba(28,33,40,0.82); line-height: 1.7; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .word { opacity: 1; transform: none; }
}