.onboard-dialog{border:0;padding:0;background:transparent;max-width:min(480px,calc(100vw - 24px));width:100%;color:var(--bt-text);font-family:var(--bt-font-body)}.onboard-dialog::backdrop{background:color-mix(in srgb,#0b1424 55%,transparent);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.onboard-card{position:relative;display:grid;gap:12px;padding:26px 24px 22px;border-radius:28px;background:var(--bt-glow),var(--bt-paper);box-shadow:var(--bt-shadow-lg);border:1px solid var(--bt-line);overflow:hidden;animation:bt-enter var(--bt-motion-enter) var(--bt-ease) both}.onboard-card:before{content:"";position:absolute;inset:0 0 auto;height:6px;background:var(--bt-grad-brand)}.onboard-card h2{margin:0;font:italic 30px/1.15 var(--bt-font-serif);color:var(--bt-blue)}.onboard-card p{margin:0;line-height:1.55}.onboard-top{display:flex;justify-content:space-between;align-items:center;gap:8px}.onboard-eyebrow{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--bt-teal)}.onboard-language{min-height:40px;padding:0 12px;border-radius:var(--bt-radius-pill);border:1px solid var(--bt-line);background:var(--bt-raised);color:var(--bt-text);font:inherit;font-size:14px;cursor:pointer}.onboard-hero-icon{display:grid;place-items:center;width:68px;height:68px;border-radius:22px;background:var(--bt-grad-action);color:var(--bt-on-action);box-shadow:var(--bt-shadow-md);margin-top:4px}.onboard-welcome{font-weight:600;color:var(--bt-purple)}.onboard-step{font-size:13px;color:var(--bt-sub)}.onboard-dots{display:flex;gap:6px}.onboard-dots span{width:8px;height:8px;border-radius:99px;background:var(--bt-line);transition:width var(--bt-motion-fast)}.onboard-dots span.active{width:26px;background:var(--bt-grad-action)}.onboard-actions{display:flex;justify-content:space-between;gap:10px;margin-top:6px}.onboard-primary,.onboard-secondary{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 18px;border-radius:14px;font:inherit;font-weight:600;cursor:pointer}.onboard-primary{flex:1 1;border:0;background:var(--bt-grad-action);color:var(--bt-on-action);box-shadow:var(--bt-shadow-sm)}.onboard-secondary{border:1px solid var(--bt-line);background:var(--bt-raised);color:var(--bt-text)}.onboard-primary:disabled,.onboard-secondary:disabled{opacity:.55;cursor:default}.onboard-guide{display:inline-flex;align-items:center;gap:6px;justify-self:center;min-height:44px;color:var(--bt-teal);font-weight:600;text-decoration:none}.onboard-error{display:flex;gap:8px;align-items:flex-start;padding:10px 12px;border-radius:12px;background:var(--bt-redbg);color:var(--bt-red)}.onboard-signin-banner{display:flex;gap:8px;align-items:center;justify-content:center;margin:0;padding:12px 16px;background:var(--bt-grad-action);color:var(--bt-on-action);font-family:var(--bt-font-body);font-weight:600;text-align:center}.onboard-card :focus-visible{outline:3px solid var(--bt-teal);outline-offset:3px}@media(max-width:420px){.onboard-card{padding:22px 18px 18px}.onboard-card h2{font-size:26px}}@media(prefers-reduced-motion:reduce){.onboard-card{animation:none}}.guide-page{min-height:100vh;background:var(--bt-glow),var(--bt-paper);color:var(--bt-text);font:16px/1.55 var(--bt-font-body);padding:20px max(16px,calc((100vw - 1080px)/2)) 64px}.guide-hero{position:relative;display:grid;gap:10px;padding:24px 24px 28px;border-radius:30px;background:var(--bt-grad-brand);color:var(--bt-on-action);box-shadow:var(--bt-shadow-lg);overflow:hidden;animation:bt-enter var(--bt-motion-enter) var(--bt-ease) both}.guide-hero .onboard-eyebrow{color:inherit;opacity:.85;margin:8px 0 0}.guide-hero h1{margin:0;font:italic 44px/1.1 var(--bt-font-serif)}.guide-hero>p{margin:0;max-width:60ch;opacity:.92}.guide-top{display:flex;justify-content:space-between;align-items:center;gap:10px}.guide-back{display:inline-flex;align-items:center;gap:6px;min-height:44px;color:inherit;font-weight:600;text-decoration:none}.guide-jump{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}.guide-jump a{display:inline-flex;align-items:center;min-height:40px;padding:0 14px;border-radius:var(--bt-radius-pill);background:color-mix(in srgb,#fff 18%,transparent);color:inherit;text-decoration:none;font-weight:600;font-size:14px}.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:22px}.guide-card{display:grid;align-content:start;gap:10px;padding:22px;border-radius:24px;background:var(--bt-raised);border:1px solid var(--bt-line);box-shadow:var(--bt-shadow-md);scroll-margin-top:16px}.guide-card h2{margin:4px 0 0;font:italic 28px/1.2 var(--bt-font-serif);color:var(--bt-blue)}.guide-card ol{list-style:none;margin:0;padding:0;display:grid;gap:12px}.guide-card li{display:grid;grid-template-columns:32px 1fr;gap:10px;align-items:start}.guide-num{display:grid;place-items:center;width:32px;height:32px;border-radius:11px;background:var(--bt-grad-action);color:var(--bt-on-action);font-weight:700;font-size:14px}.guide-help .onboard-hero-icon{background:linear-gradient(135deg,var(--bt-purple),var(--bt-blue))}.guide-page :focus-visible{outline:3px solid var(--bt-teal);outline-offset:3px}@media(max-width:760px){.guide-grid{grid-template-columns:1fr}.guide-hero h1{font-size:34px}.guide-hero{padding:20px 18px 22px}}