.boai-hub{--panel:#111b2e;--line:#273750;--muted:#a9b8cc;--cyan:#67e8f9;max-width:1220px;margin:0 auto;padding:24px 18px 60px;color:#edf4ff}
.boai-hub-hero{padding:40px;border:1px solid var(--line);border-radius:24px;background:linear-gradient(135deg,#111d34,#0b1528);margin-bottom:28px}
.boai-hub-kicker{text-transform:uppercase;letter-spacing:.12em;font-weight:900;font-size:.76rem;color:var(--cyan)}
.boai-hub-hero h1{font-size:clamp(2.2rem,5vw,3.7rem);margin:7px 0 10px;color:#fff}
.boai-hub-hero>p{max-width:820px;color:var(--muted);font-size:1.05rem}
.boai-hub-search{margin-top:21px;display:flex;align-items:center;gap:12px}
.boai-hub-search input{width:min(800px,100%);box-sizing:border-box;padding:14px 16px;border-radius:12px;border:1px solid #344963;background:#081321;color:#fff;font-size:1rem;outline:none}
.boai-hub-search input:focus{border-color:#38bdf8;box-shadow:0 0 0 3px rgba(56,189,248,.12)}
.boai-hub-search span{white-space:nowrap;color:#7f93aa;font-size:.82rem}
.boai-hub-jumps{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.boai-hub-jumps a{padding:7px 10px;border-radius:999px;border:1px solid #30455f;background:#101c30;color:#cfe0f2;text-decoration:none;font-size:.8rem;font-weight:800}
.boai-hub-group{scroll-margin-top:100px;margin:30px 0}
.boai-hub-group[hidden]{display:none}
.boai-hub-group-head{display:flex;gap:14px;align-items:flex-start;margin-bottom:14px}
.boai-hub-icon{width:45px;height:45px;min-width:45px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(124,58,237,.26),rgba(6,182,212,.19));border:1px solid #344b67;color:#dff7ff;font-weight:900}
.boai-hub-group h2{margin:0 0 4px!important;color:#fff;font-size:1.45rem!important}
.boai-hub-group-head p{margin:0;color:#9eb0c5}
.boai-hub-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.boai-hub-card{display:flex;flex-direction:column;min-height:160px;padding:18px;border:1px solid var(--line);border-radius:16px;background:var(--panel);color:inherit!important;text-decoration:none!important;transition:.18s ease}
.boai-hub-card:hover{transform:translateY(-3px);border-color:#506c92;background:#14213a}
.boai-hub-card[hidden]{display:none}
.boai-hub-card strong{color:#fff;font-size:1.02rem}
.boai-hub-card p{color:#9eafc3;font-size:.88rem;line-height:1.48;margin:8px 0}
.boai-hub-card span{margin-top:auto;color:#93c5fd;font-size:.85rem;font-weight:850}
.boai-hub-empty{padding:30px;text-align:center;border:1px dashed #3b506e;border-radius:14px;color:#9fb0c7}
@media(max-width:900px){.boai-hub-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.boai-hub-grid{grid-template-columns:1fr}.boai-hub-hero{padding:28px 21px}.boai-hub-search{align-items:stretch;flex-direction:column}.boai-hub-search span{white-space:normal}}