.gu-howto-backdrop{position:fixed;inset:0;z-index:100000;display:flex;align-items:center;justify-content:center;padding:16px;background:rgba(15,23,42,.72);backdrop-filter:blur(3px);animation:guHowtoFade .2s ease-out}@keyframes guHowtoFade{from{opacity:0}to{opacity:1}}.gu-howto-card{background:#fff;color:#1e293b;border-radius:22px;max-width:440px;width:100%;max-height:92vh;overflow:auto;padding:26px 24px 22px;box-shadow:0 20px 60px rgba(0,0,0,.4);text-align:center;animation:guHowtoPop .28s cubic-bezier(.34,1.56,.64,1)}@keyframes guHowtoPop{from{transform:scale(.85);opacity:0}to{transform:scale(1);opacity:1}}.gu-howto-emoji{font-size:52px;line-height:1;margin-bottom:6px}.gu-howto-name{font-size:1.15rem;font-weight:700;color:#4f46e5;margin-bottom:2px}.gu-howto-title{font-size:1.5rem;font-weight:800;margin:0 0 16px;color:#0f172a}.gu-howto-steps{list-style:none;margin:0 0 18px;padding:0;text-align:left}.gu-howto-step{display:flex;align-items:center;gap:12px;background:#f1f5f9;border-radius:14px;padding:12px 14px;margin-bottom:10px;font-size:1.12rem;font-weight:600;line-height:1.3}.gu-howto-step-emoji{font-size:1.9rem;line-height:1;flex:0 0 auto}.gu-howto-start{display:inline-block;width:100%;border:none;cursor:pointer;background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff;font-size:1.35rem;font-weight:800;padding:15px 20px;border-radius:16px;box-shadow:0 6px 18px rgba(22,163,74,.4);transition:transform .12s ease}.gu-howto-start:hover{transform:translateY(-2px)}.gu-howto-start:focus-visible{outline:3px solid #0f172a;outline-offset:2px}.gu-howto-nomore{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:14px;font-size:.92rem;color:#475569;cursor:pointer}.gu-howto-nomore input{width:18px;height:18px;cursor:pointer}@media (prefers-color-scheme:dark){.gu-howto-card{background:#1e293b;color:#e2e8f0}.gu-howto-title{color:#f8fafc}.gu-howto-name{color:#a5b4fc}.gu-howto-step{background:#334155;color:#e2e8f0}.gu-howto-nomore{color:#cbd5e1}}