.bt-tool{--bt-accent:var(--bx-accent)}.bt-icon{position:relative;display:flex;align-items:center;justify-content:center;width:3rem;height:3rem;flex-shrink:0;border-radius:16px;color:var(--bt-accent);background:color-mix(in srgb,var(--bt-accent) 16%,transparent);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--bt-accent) 40%,transparent),0 10px 28px -12px color-mix(in srgb,var(--bt-accent) 70%,transparent)}.bt-icon svg{width:1.4rem;height:1.4rem}.bt-icon-lg{width:4rem;height:4rem;border-radius:20px}.bt-icon-lg svg{width:1.9rem;height:1.9rem}.bt-hero .bt-icon{animation:bt-float 4.5s ease-in-out infinite}.bt-hero .bt-icon:after{content:"";position:absolute;inset:0;border-radius:inherit;box-shadow:0 0 0 2px color-mix(in srgb,var(--bt-accent) 55%,transparent);animation:bt-ring 3s ease-out infinite}.bt-hero{display:flex;align-items:center;gap:1rem}.bt-hero-task{display:block;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--bt-accent)}.bt-guide{display:grid;gap:1rem 1.5rem;margin-bottom:1.75rem;padding:1rem 1.25rem;border-radius:18px;background:color-mix(in srgb,var(--bt-accent) 7%,var(--bx-surface));box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--bt-accent) 26%,transparent);animation:bxEnter .42s var(--bx-ease) backwards}@media (min-width:1024px){.bt-guide{grid-template-columns:minmax(0,1fr) minmax(0,1.9fr) minmax(0,1.1fr);align-items:start}}.bt-guide-more{display:none}.bt-guide[data-open=true] .bt-guide-more{display:block}.bt-guide-toggle{display:inline-flex;align-items:center;gap:.35rem;margin-top:.6rem;font-size:.8rem;font-weight:700;color:var(--bt-accent)}.bt-guide-toggle svg{width:.95rem;height:.95rem;transition:transform .2s var(--bx-ease)}.bt-guide[data-open=true] .bt-guide-toggle svg{transform:rotate(180deg)}@media (min-width:640px){.bt-guide-more{display:block}.bt-guide-toggle{display:none}}.bt-guide-label{font-size:.68rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--bt-accent)}.bt-steps{display:grid;gap:.6rem}@media (min-width:640px){.bt-steps{grid-template-columns:repeat(3,minmax(0,1fr))}}.bt-step{display:flex;align-items:flex-start;gap:.55rem;font-size:.82rem;line-height:1.45;color:var(--bx-text-secondary)}.bt-step-n{display:grid;place-items:center;width:1.4rem;height:1.4rem;flex-shrink:0;border-radius:999px;font-size:.72rem;font-weight:800;color:#0b1020;background:var(--bt-accent)}.bt-instead{display:grid;gap:.45rem}.bt-instead a{display:flex;align-items:center;gap:.5rem;font-size:.8rem;line-height:1.35;color:var(--bx-text-secondary);transition:color var(--bx-fast) ease}.bt-instead a:hover{color:var(--bx-text)}.bt-instead b{color:var(--bt-to);font-weight:700;white-space:nowrap}.bt-instead svg{width:.9rem;height:.9rem;flex-shrink:0;color:var(--bt-to)}.lp .gd-seg a.bt-door svg{color:var(--bt-door)}.lp .gd-seg a.bt-door[aria-current=page]{background:color-mix(in srgb,var(--bt-door) 22%,transparent);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--bt-door) 45%,transparent)}.lp .gd-seg a.bt-door[aria-current=page] svg{color:var(--bt-door)}.bt-card{position:relative;display:flex;flex-direction:column;height:100%;padding:1.25rem;overflow:hidden;border-radius:20px;background:radial-gradient(120% 80% at 0 0,color-mix(in srgb,var(--bt-accent) 18%,transparent),transparent 60%),var(--bx-surface);box-shadow:inset 0 0 0 1px var(--bx-line);transition:transform .26s var(--bx-ease),box-shadow .26s var(--bx-ease);animation:bxEnter .46s var(--bx-ease) backwards;animation-delay:var(--bt-delay,0s)}.bt-card:before{content:"";position:absolute;inset:0 0 auto;height:3px;background:linear-gradient(90deg,var(--bt-accent),transparent 85%)}.bt-card:focus-visible,.bt-card:hover{transform:translateY(-4px);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--bt-accent) 55%,transparent),0 22px 44px -22px color-mix(in srgb,var(--bt-accent) 80%,transparent)}.bt-card:hover .bt-icon{animation:bt-float 1.8s ease-in-out infinite}.bt-card-name{font-size:.7rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--bt-accent)}.bt-card-task{margin-top:.3rem;font-size:1.2rem;font-weight:800;line-height:1.2;letter-spacing:-.015em;color:var(--bx-text)}.bt-card-text{margin-top:.5rem;font-size:.85rem;line-height:1.5;color:var(--bx-text-muted);flex:1}.bt-card-foot{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-top:1.1rem}.bt-fee{padding:.2rem .6rem;border-radius:999px;font-size:.72rem;background:color-mix(in srgb,var(--bt-accent) 14%,transparent)}.bt-fee,.bt-open{display:inline-flex;align-items:center;font-weight:700;color:var(--bt-accent)}.bt-open{gap:.3rem;font-size:.8rem}.bt-open svg{width:.95rem;height:.95rem;transition:transform .22s var(--bx-ease)}.bt-card:hover .bt-open svg{transform:translateX(4px)}@keyframes bt-float{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}@keyframes bt-ring{0%{opacity:.6;transform:scale(1)}70%,to{opacity:0;transform:scale(1.5)}}@media (prefers-reduced-motion:reduce){.bt-card,.bt-card:hover .bt-icon,.bt-guide,.bt-hero .bt-icon,.bt-hero .bt-icon:after{animation:none}.bt-card{transition:none}}