.usage-guide-hub-page{color:#1e293b;background:radial-gradient(circle at top,#22c55e14,#0000 28%),linear-gradient(#f8fafc 0%,#eef7f1 100%);min-height:100dvh}.usage-guide-hub-shell{width:min(1160px,100%);margin:0 auto;padding:136px 20px 72px}.usage-guide-hub-header{max-width:760px}.usage-guide-hub-eyebrow{color:#16a34a;letter-spacing:.08em;text-transform:uppercase;margin:0 0 12px;font-size:.9rem;font-weight:700}.usage-guide-hub-header h1{letter-spacing:-.04em;color:#0f172a;margin:0;font-size:clamp(2.2rem,4.8vw,4.2rem);line-height:1.02}.usage-guide-hub-summary{color:#475569;margin:16px 0 0;font-size:1.1rem;line-height:1.8}.usage-guide-hub-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-top:32px;display:grid}.usage-guide-hub-card{background:#fff;border:1px solid #dbe5dd;border-radius:28px;transition:transform .2s,border-color .2s,box-shadow .2s;position:relative;overflow:hidden;box-shadow:0 18px 40px #0f172a14}.usage-guide-hub-card:before{content:"";background:linear-gradient(90deg,#22c55e 0%,#86efac 100%);width:100%;height:5px;position:absolute;inset:0 auto auto 0}.usage-guide-hub-card:hover{border-color:#86efac;transform:translateY(-2px);box-shadow:0 24px 48px #0f172a1f}.usage-guide-hub-card-locked:hover{border-color:#dbe5dd;transform:none;box-shadow:0 18px 40px #0f172a14}.usage-guide-hub-card a{color:inherit;padding:26px 24px 24px;text-decoration:none;display:block}.usage-guide-hub-card-link{color:inherit;padding:26px 24px 24px;display:block}.usage-guide-hub-card-link-locked{cursor:default}.usage-guide-hub-card-content{flex-direction:column;justify-content:space-between;gap:22px;min-height:220px;display:flex}.usage-guide-hub-card-top{flex-direction:column;gap:16px;display:flex}.usage-guide-hub-logo-row{align-items:flex-start;gap:12px;display:flex}.usage-guide-hub-logo-badge{background:#fffffffa;border-radius:16px;justify-content:center;align-items:center;width:48px;height:48px;display:inline-flex;box-shadow:inset 0 0 0 1px #94a3b838}.usage-guide-hub-letter-badge{color:#fff;letter-spacing:-.03em;background:#22c55e;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:44px;min-width:44px;height:44px;min-height:44px;margin-top:5px;font-size:1.35rem;font-weight:800;line-height:1;display:inline-flex;box-shadow:0 10px 24px #22c55e40}.usage-guide-hub-list-name{color:#0f172a;margin:0;font-size:1.4rem;font-weight:700}.usage-guide-hub-list-description{color:#64748b;margin:4px 0 0;font-size:.94rem;line-height:1.6}.usage-guide-hub-card-name{color:#0f172a;margin:0;font-size:1.35rem;font-weight:700}.usage-guide-hub-card-label{color:#64748b;margin:4px 0 0;font-size:.88rem}.usage-guide-hub-card-description{color:#475569;margin:0;font-size:.98rem;line-height:1.75}.usage-guide-hub-card-meta{color:#16a34a;align-items:center;gap:12px;font-size:.95rem;font-weight:600;display:flex}.usage-guide-hub-card-meta span:last-child{color:#16a34a}.usage-guide-hub-card-link-locked .usage-guide-hub-card-meta{color:#64748b}.usage-guide-breadcrumbs{color:#64748b;flex-wrap:wrap;gap:10px;margin:0 0 18px;font-size:.92rem;display:flex}.usage-guide-breadcrumbs a{color:#334155;text-decoration:none}.usage-guide-breadcrumbs span[aria-hidden=true]{color:#94a3b8}.usage-guide-subgrid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:30px;display:grid}.usage-guide-item-card{color:inherit;background:#fff;border:1px solid #dbe5dd;border-radius:24px;flex-direction:column;gap:14px;padding:22px;text-decoration:none;transition:transform .2s,border-color .2s;display:flex;box-shadow:0 14px 32px #0f172a0f}.usage-guide-item-card-locked{cursor:default;border-style:dashed}.usage-guide-item-icon-locked{color:#64748b;box-shadow:none;background:#e2e8f0}.usage-guide-item-card:hover{border-color:#86efac;transform:translateY(-2px)}.usage-guide-item-icon{color:#fff;background:#22c55e;border-radius:14px;justify-content:center;align-items:center;width:46px;min-width:46px;height:46px;min-height:46px;display:inline-flex;box-shadow:0 10px 24px #22c55e2e}.usage-guide-item-card h2{color:#0f172a;margin:0;font-size:1.15rem;line-height:1.35}.usage-guide-item-card p{color:#475569;margin:0;font-size:.96rem;line-height:1.7}.usage-guide-item-keywords{flex-wrap:wrap;gap:8px;display:flex}.usage-guide-item-keywords span{color:#15803d;background:#f0fdf4;border-radius:999px;padding:6px 10px;font-size:.8rem;font-weight:600}.usage-guide-empty{color:#475569;background:#fff;border:1px solid #dbe5dd;border-radius:24px;margin-top:30px;padding:24px;box-shadow:0 14px 32px #0f172a0f}.usage-guide-empty h2{color:#0f172a;margin:0 0 10px;font-size:1.15rem}.usage-guide-empty p{margin:0;line-height:1.75}@media (max-width:900px){.usage-guide-hub-grid,.usage-guide-subgrid{grid-template-columns:1fr}}@media (max-width:640px){.usage-guide-hub-shell{padding:92px 16px 56px}.usage-guide-hub-grid{gap:16px}.usage-guide-hub-card a,.usage-guide-item-card{padding:18px}}