.main-nav{min-width:0;overflow-x:auto;scrollbar-width:none;white-space:nowrap}
.main-nav::-webkit-scrollbar{display:none}
.main-nav a{flex:0 0 auto}
.portal-lead{position:relative;overflow:hidden;margin:2.5rem 0;padding:clamp(1.5rem,4vw,3.5rem);border:1px solid rgba(218,174,116,.38);border-radius:1.4rem;background:radial-gradient(circle at 88% 12%,rgba(213,146,94,.24),transparent 36%),linear-gradient(125deg,#202c45,#111b31);color:#f8f3e9;box-shadow:0 20px 60px rgba(11,19,35,.18)}
.avtor-subheading{margin-top:2.5rem!important;font-size:1.25rem!important;letter-spacing:.12em;text-transform:uppercase}
.portal-lead span,.network-kicker{display:block;letter-spacing:.22em;font-size:.7rem;font-weight:700;color:#e7b888}
.portal-lead h2{max-width:720px;margin:.65rem 0;font-size:clamp(2.3rem,6vw,5rem);line-height:1.04;font-family:Georgia,serif;font-weight:400}
.portal-lead p{max-width:670px;font-size:1.08rem;line-height:1.65;color:#dedfe3}
.portal-lead .button{margin-top:1rem}
.portal-tabs{display:flex;gap:.55rem;overflow-x:auto;margin:2rem 0 1.5rem;padding-bottom:.35rem}
.portal-tabs button{flex:0 0 auto;padding:.75rem 1.2rem;border:1px solid rgba(30,40,61,.2);border-radius:999px;background:transparent;color:inherit;font:inherit;cursor:pointer}
.portal-tabs button[aria-selected="true"]{background:#202d48;color:#fff;border-color:#202d48}
.portal-content{padding:clamp(1.35rem,3vw,2.5rem);background:rgba(255,255,255,.62);border:1px solid rgba(30,40,61,.11);border-radius:1.2rem}
.portal-content>h2{font-family:Georgia,serif;font-size:clamp(2rem,4vw,3.3rem);font-weight:400;margin:.6rem 0}
.portal-intro{max-width:760px;line-height:1.65}
.portal-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:2rem}
.portal-card{padding:1.5rem;border:1px solid rgba(30,40,61,.14);background:#fff;border-radius:.9rem;box-shadow:0 9px 25px rgba(22,31,48,.05)}
.portal-card small{color:#936b48;letter-spacing:.13em;text-transform:uppercase;font-weight:700}
.portal-card h3{font-family:Georgia,serif;font-size:1.65rem;font-weight:400;margin:.7rem 0}
.portal-card p{line-height:1.6;margin-bottom:0}
.portal-card a{color:inherit;text-decoration-color:#c48655;text-underline-offset:.2em}
.portal-empty{margin-top:1.6rem;padding:2rem;border:1px dashed rgba(30,40,61,.25);border-radius:.8rem;color:#5d6470}
.network-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;margin-top:2.5rem}
.network-hero{grid-column:1/-1;padding:clamp(1.5rem,4vw,3.5rem);border-radius:1.2rem;background:radial-gradient(circle at 92% 20%,rgba(188,208,170,.18),transparent 35%),#18253f;color:#f8f5ee}
.network-hero h2{max-width:830px;font-family:Georgia,serif;font-weight:400;font-size:clamp(2.4rem,5vw,4.6rem);line-height:1.07;margin:.8rem 0}
.network-hero p{max-width:720px;line-height:1.6;color:#dce1e6}
.network-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:2rem}
.network-tags span{border:1px solid rgba(255,255,255,.35);border-radius:99px;padding:.45rem .8rem;font-size:.82rem}
.network-card{display:flex;flex-direction:column;min-height:250px;padding:1.7rem;border:1px solid rgba(30,40,61,.12);border-radius:1rem;background:#fff}
.network-card>span{color:#8f6b52;font-size:.72rem;font-weight:700;letter-spacing:.14em}
.network-card h3{font-family:Georgia,serif;font-size:2rem;font-weight:400;margin:1.4rem 0 .2rem}
.network-card p{line-height:1.6}
.network-card b{margin-top:auto;font-size:.68rem;letter-spacing:.13em;color:#6c7967}
@media(max-width:760px){.header-inner{gap:.8rem}.main-nav{order:3;flex-basis:100%;width:100%;padding-bottom:.25rem}.edition-chip{margin-left:auto}.portal-card-grid,.network-grid{grid-template-columns:1fr}.network-hero{grid-column:1}.network-card{min-height:0}}