/* Learning Hub 3.9 — Developer portal, scoped; preserves legacy sections */
.vdev-hero{position:relative;overflow:hidden;border-radius:30px;background:radial-gradient(circle at 90% 8%,rgba(121,202,255,.26),transparent 35%),linear-gradient(120deg,#121c44,#34339b 60%,#5a53ca);color:#fff;padding:48px clamp(24px,5vw,60px);box-shadow:0 24px 66px rgba(26,24,81,.13)}
.vdev-hero *{box-sizing:border-box}.vdev-kicker{display:block;font-size:12px;font-weight:800;letter-spacing:.16em;color:#92d9ff;text-transform:uppercase}.vdev-hero h1{color:#fff!important;font-size:clamp(34px,5vw,57px);font-weight:850;letter-spacing:-.04em;line-height:1.08;margin:18px 0 15px}.vdev-hero p{font-size:clamp(15px,1.6vw,18px);line-height:1.65;max-width:730px;color:#e7e7ff}.vdev-actions{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}.vdev-actions a{display:inline-flex;text-decoration:none;border-radius:13px;align-items:center;justify-content:center;padding:13px 21px;min-height:48px;font-weight:800;font-size:14px}.vdev-primary{background:#fff;color:#37359f!important}.vdev-secondary{border:1px solid rgba(255,255,255,.42);color:#fff!important;background:rgba(255,255,255,.08)}.vdev-status{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}.vdev-status span{border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.09);padding:8px 12px;font-size:11px;font-weight:700;border-radius:99px;color:#f1f2ff}.vdev-card{min-height:225px}.vdev-course-box{margin:30px 0 48px;padding:25px 30px;border:1px solid rgba(107,88,187,.2);border-radius:20px;background:var(--surface,#f6f4ff)}.vdev-course-box strong{font-size:19px}.vdev-course-box p{color:var(--text-muted,#6b6780)}.vdev-course-box a{font-weight:800}.article-body pre{white-space:pre;overflow-x:auto;max-width:100%;-webkit-overflow-scrolling:touch;background:#181c39;color:#eef3ff;border-radius:13px;padding:17px 20px;font-size:12.5px;line-height:1.7;border:1px solid rgba(126,139,213,.25)}.article-body pre code{white-space:pre;font-size:inherit;background:transparent;color:inherit;padding:0}.article-body table{display:block;overflow-x:auto;width:100%;max-width:100%;border-collapse:collapse;margin:24px 0}.article-body table th,.article-body table td{padding:12px 16px;border:1px solid var(--line,#e5e1ee);text-align:left;font-size:13px;min-width:95px}.article-body table th{background:rgba(114,100,192,.10);font-weight:800}.article-body dl dt{font-weight:800;margin-top:18px}.article-body dl dd{margin:5px 0 14px 0;color:var(--text-muted,#6b6780)}.article-body p code,.article-body li code,.article-body td code{overflow-wrap:anywhere;font-size:.92em}.hub-tabs a[href="#/developers"]{white-space:nowrap}
@media(max-width:1180px){.hub-tabs{gap:4px}.hub-tabs a{padding-inline:9px;font-size:12px}}
@media(max-width:860px){.vdev-hero{padding:29px 22px;border-radius:22px}.vdev-hero h1{font-size:33px}.vdev-status{gap:6px}.vdev-status span{font-size:10px}.vdev-actions a{flex:1 1 160px}.article-body pre{font-size:11px;padding:13px}}
@media print{.vdev-hero{color:#111!important;background:#fff!important;box-shadow:none}.vdev-status span{color:#111}}

.vdev-downloads{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:18px 24px;border:1px solid #dedaf4;background:rgba(129,108,232,.06);border-radius:17px;margin:26px 0}.vdev-downloads strong{margin-right:auto;font-size:14px}.vdev-downloads a{font-size:13px;color:#453bbd;font-weight:800;text-decoration:none;border:1px solid rgba(107,88,187,.25);border-radius:10px;padding:9px 12px}.vdev-downloads a:hover{background:#efebff}