/* Shared site chrome for the three homepage designs */
/* tokens/base.css underlines every <a> with a border-bottom — chrome links carry their own affordance */
a{border-bottom:0;text-decoration:none}
a:hover{color:var(--ink-600)}
.nav ul a:hover{color:var(--gold-600)}
.nav-d ul a:hover{color:var(--gold-500)}
.wordmark,.wordmark *{border-bottom:0;text-decoration:none}
.btn{border-bottom:0}
.nav{display:flex;align-items:center;justify-content:space-between;padding:22px 56px;font-size:15px}
.nav ul{display:flex;gap:30px;list-style:none;margin:0;padding:0}
.nav-l{border-bottom:1px solid var(--border-hairline)}
.nav-d{border-bottom:1px solid rgba(255,255,255,.16);color:#fff}
.nav-d ul{color:rgba(255,255,255,.74)}
.nav-l ul{color:var(--ink-600)}
.wordmark{display:inline-flex;align-items:center;gap:14px;text-decoration:none;color:inherit}
.wordmark img{height:34px;width:auto;display:block}
.lk-txt{display:flex;flex-direction:column;align-items:flex-start}
.lk-name{font-family:var(--font-logotype);font-size:26px;font-weight:800;letter-spacing:-.032em;line-height:1;white-space:nowrap}
.lk-desc{font-family:var(--font-label);font-size:11px;font-weight:800;line-height:1;margin-top:5px;white-space:nowrap}
.foot .wordmark img{height:44px}
.foot .lk-name{font-size:32px}
.foot .lk-desc{font-size:13px}
.sec{padding:96px 56px}
.sec-tight{padding:0}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:56px}
.foot{padding:56px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.foot h4{font-family:var(--font-label);font-size:11px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;margin-bottom:16px}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;font-size:15px}
details{border-top:1px solid var(--border-hairline)}
details summary{list-style:none;cursor:pointer;padding:26px 0;display:flex;justify-content:space-between;gap:32px;align-items:center;font-size:20px;font-weight:600}
details summary::-webkit-details-marker{display:none}
details summary::after{content:'+';font-family:var(--font-mono);font-size:22px;color:var(--ink-400)}
details[open] summary::after{content:'−';color:var(--gold-600)}
details p{padding-bottom:26px;max-width:72ch}
.d-dark details{border-top-color:rgba(255,255,255,.18)}
.d-dark details summary{color:#fff}
.d-dark details summary::after{color:rgba(255,255,255,.5)}
.d-dark details[open] summary::after{color:var(--gold-500)}
@keyframes mq{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.mq{display:flex;gap:40px;white-space:nowrap;animation:mq 38s linear infinite;will-change:transform}
@media(prefers-reduced-motion:reduce){.mq{animation:none}}
/* Fluid guards: concept frames were drawn at 1280 — keep multi-column runs readable below that */
@media(max-width:1280px){
.phase-row{grid-template-columns:52px 1fr!important;gap:8px 18px!important}
.phase-row p{grid-column:2}
.timeline-6{grid-template-columns:repeat(3,1fr)!important;row-gap:34px!important}
.interlock{min-width:1180px}
}
@media(max-width:900px){.timeline-6{grid-template-columns:repeat(2,1fr)!important}}
@media(max-width:1280px){.foot-b{grid-template-columns:1fr minmax(280px,400px)!important}.foot-b-links{grid-template-columns:1fr 1fr!important}}
@media(max-width:980px){.foot-b{grid-template-columns:1fr!important}}
@media(max-width:1280px){.sec-head{flex-direction:column;align-items:flex-start;gap:20px}.sec-head h2{font-size:clamp(34px,4.4vw,48px)!important}.how-4{grid-template-columns:1fr 1fr!important}.how-4>div{padding:28px!important;background:var(--paper)!important}}
.fl{display:block;font-family:var(--font-label);font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-500);margin-bottom:8px}
.fi{width:100%;box-sizing:border-box;height:50px;padding:0 14px;border:1px solid var(--ink-300);background:var(--paper);font-family:var(--font-sans);font-size:16px;color:var(--ink-900)}
.fi:focus{outline:none;border-color:var(--ink-900);box-shadow:inset 0 0 0 1px var(--ink-900)}
.ta{height:104px;padding:12px 14px}
.fl-d{color:rgba(255,255,255,.6)}
.fi-d{border-color:rgba(255,255,255,.28);background:transparent;color:#fff}
.fi-d:focus{border-color:var(--gold-500);box-shadow:inset 0 0 0 1px var(--gold-500)}