.bh{--bh-bg:#04060c;--bh-sf:#0b1120;--bh-sf2:#101a30;--bh-bd:#1c2a47;--bh-tx:#f5f8fd;--bh-mut:#a9b6d4;--bh-pri:#2f7cff;--bh-cy:#22d3ee;--bh-gr:#2fd480;--bh-on:#04060c;position:relative;min-height:100vh;overflow-x:hidden;overflow-y:visible;background:var(--bh-bg);color:var(--bh-tx);font:15px/1.6 Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.bh a{color:inherit}.bh-grid{z-index:0;background-image:linear-gradient(rgba(47,124,255,.07) 1px,transparent 0),linear-gradient(90deg,rgba(47,124,255,.07) 1px,transparent 0);background-size:60px 60px;-webkit-mask-image:radial-gradient(70% 900px at 50% 0,#000,transparent);mask-image:radial-gradient(70% 900px at 50% 0,#000,transparent)}.bh-beams,.bh-grid{position:absolute;inset:0;pointer-events:none}.bh-beams{z-index:1;overflow:hidden}.bh-beam{position:absolute;left:0;height:1px;width:140px;background:linear-gradient(90deg,transparent,var(--bh-cy),transparent);animation:bh-beam 4s linear infinite}.bh-beam.bh-v{top:0;width:1px;height:140px;background:linear-gradient(180deg,transparent,var(--bh-pri),transparent);animation:bh-beamv 5s linear infinite}@keyframes bh-beam{0%{transform:translateX(-200px)}to{transform:translateX(110vw)}}@keyframes bh-beamv{0%{transform:translateY(-200px)}to{transform:translateY(900px)}}.bh-wm{position:absolute;right:-60px;top:900px;width:340px;opacity:.06;transform:rotate(12deg);pointer-events:none;z-index:0}.bh-sp{flex:1 1}.bh-nav{position:relative;z-index:3;gap:16px;max-width:1120px;margin:0 auto;padding:16px 20px}.bh-logo,.bh-nav{display:flex;align-items:center}.bh-logo{gap:9px;font-weight:800;font-size:19px;text-decoration:none}.bh-logo img{height:30px;width:auto;filter:drop-shadow(0 0 8px rgba(47,124,255,.7))}.bh-lk{color:var(--bh-mut)!important;text-decoration:none;font-size:14px}.bh-lk:hover{color:var(--bh-tx)!important}@media (max-width:700px){.bh-lk{display:none}}.bh-btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:8px;height:42px;padding:0 20px;border-radius:11px;background:var(--bh-pri);color:var(--bh-on)!important;font:inherit;font-weight:800;font-size:14px;text-decoration:none;border:0;cursor:pointer;white-space:nowrap;transition:transform .15s,box-shadow .2s}.bh-btn:hover{transform:translateY(-1px);box-shadow:0 8px 26px rgba(47,124,255,.45)}.bh-btn:focus-visible{outline:2px solid var(--bh-cy);outline-offset:3px}.bh-btn.bh-sec{background:hsla(0,0%,100%,.03);color:var(--bh-tx)!important;border:1px solid var(--bh-bd)}.bh-btn.bh-sm{height:36px;padding:0 16px}.bh-hero{position:relative;z-index:2;max-width:1120px;margin:0 auto;padding:40px 20px 30px;text-align:center}.bh-hero h1{font-size:clamp(34px,6.2vw,62px);line-height:1.05;margin:0 0 16px;letter-spacing:-.03em}.bh-hero p{color:var(--bh-mut);font-size:18px;max-width:640px;margin:0 auto 26px}.bh-grad{background:linear-gradient(90deg,var(--bh-pri),var(--bh-cy),var(--bh-pri));background-size:200% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:bh-shift 6s linear infinite}@keyframes bh-shift{to{background-position:200% 0}}.bh-cta{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;align-items:center}.bh-mark{position:relative;width:150px;height:220px;margin:0 auto 18px;z-index:2}.bh-mark img{position:relative;width:100%;height:100%;object-fit:contain;animation:bh-hover 5s ease-in-out infinite,bh-charge 4s ease-in-out infinite;filter:drop-shadow(0 0 22px rgba(47,124,255,.85)) drop-shadow(0 0 60px rgba(34,211,238,.35))}.bh-mark:before{content:"";position:absolute;inset:-40% -80%;background:radial-gradient(closest-side,rgba(47,124,255,.32),transparent 70%);animation:bh-breathe 4s ease-in-out infinite;z-index:-1}.bh-mark-sm{width:90px;height:132px}.bh-ring{position:absolute;left:50%;top:55%;width:160px;height:160px;margin:-80px 0 0 -80px;border-radius:50%;border:1px solid rgba(34,211,238,.5);animation:bh-pulse 3.2s ease-out infinite}.bh-ring+.bh-ring{animation-delay:1.6s}@keyframes bh-hover{0%,to{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-10px) rotate(2deg)}}@keyframes bh-charge{0%,86%,to{filter:drop-shadow(0 0 22px rgba(47,124,255,.85)) drop-shadow(0 0 60px rgba(34,211,238,.35)) brightness(1)}88%{filter:drop-shadow(0 0 34px rgba(160,210,255,1)) drop-shadow(0 0 90px rgba(34,211,238,.7)) brightness(1.6)}90%{filter:drop-shadow(0 0 22px rgba(47,124,255,.85)) brightness(1)}92%{filter:drop-shadow(0 0 40px rgba(160,210,255,1)) brightness(1.8)}}@keyframes bh-breathe{50%{transform:scale(1.12);opacity:.8}}@keyframes bh-pulse{0%{transform:scale(.4);opacity:.9}to{transform:scale(2.4);opacity:0}}.bh-spin{position:relative;display:inline-flex;border-radius:13px;padding:2px;background:conic-gradient(from var(--bh-a),transparent 60%,var(--bh-cy),var(--bh-pri),transparent 90%);animation:bh-spinb 3s linear infinite}@property --bh-a{syntax:"<angle>";inherits:false;initial-value:0deg}@keyframes bh-spinb{to{--bh-a:360deg}}.bh-spin .bh-btn{background:#0b1120;color:#fff!important}.bh-load{min-width:200px}.bh-load.bh-busy{color:transparent!important}.bh-load.bh-busy:after{content:"";position:absolute;width:18px;height:18px;border-radius:50%;border:2px solid #fff;border-right-color:transparent;animation:bh-rot .7s linear infinite}@keyframes bh-rot{to{transform:rotate(1turn)}}.bh-app{width:min(880px,100%);margin:34px auto 0;border-radius:16px;border:1px solid #233457;background:linear-gradient(180deg,#0c1426,#080d19);box-shadow:0 40px 120px rgba(47,124,255,.18),inset 0 0 0 1px hsla(0,0%,100%,.03);overflow:hidden;text-align:left}.bh-app-top{display:flex;gap:6px;padding:10px 12px;border-bottom:1px solid #1a2744}.bh-app-top i{width:10px;height:10px;border-radius:50%;background:#26324d}.bh-app-b{display:grid;grid-template-columns:150px 1fr;min-height:300px}.bh-app-side{border-right:1px solid #1a2744;padding:12px;display:flex;flex-direction:column;gap:6px}.bh-app-side span{height:26px;border-radius:7px;background:#111b31;display:flex;align-items:center;padding:0 9px;font-size:12px;color:#8fa0c3}.bh-app-side span.on{background:rgba(47,124,255,.18);color:#fff;box-shadow:inset 3px 0 0 var(--bh-pri)}.bh-app-main{padding:14px;display:grid;grid-template-columns:repeat(4,1fr);grid-gap:10px;gap:10px;align-content:start}.bh-col{background:#0d1629;border:1px solid #182642;border-radius:10px;padding:8px;min-height:220px}.bh-col h6{margin:0 0 8px;font-size:11px;color:#8fa0c3;display:flex;gap:6px;align-items:center}.bh-col h6 i{width:7px;height:7px;border-radius:50%}.bh-lc{background:#121d36;border:1px solid #1f2f52;border-radius:8px;padding:7px;margin-bottom:7px;font-size:11px}.bh-lc b{display:block;font-size:11.5px}.bh-row{display:flex;align-items:center;gap:5px;margin-top:5px}.bh-cb{width:16px;height:16px;border-radius:50%;background:var(--bh-gr)}.bh-pl{font-size:9.5px;padding:1px 6px;border-radius:999px;background:#16233a;border:1px solid #2b3c60;color:#cdd7e6}.bh-slide{animation:bh-slide 5s ease-in-out infinite}@keyframes bh-slide{0%,30%{transform:translate(0);opacity:1}45%{transform:translate(calc(100% + 18px));opacity:.9}46%,60%{transform:translate(calc(100% + 18px));opacity:0}61%{transform:translateY(-8px);opacity:0}75%,to{transform:translate(0);opacity:1}}@media (max-width:700px){.bh-app-b{grid-template-columns:1fr}.bh-app-side{display:none}.bh-app-main{grid-template-columns:repeat(2,1fr)}}.bh-wrap{position:relative;z-index:2;max-width:1120px;margin:0 auto;padding:0 20px}.bh-t{font-size:clamp(24px,3.6vw,34px);margin:60px 0 6px;letter-spacing:-.02em}.bh-s,.bh-t{text-align:center}.bh-s{color:var(--bh-mut);margin:0 0 24px}.bh-feat{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));grid-gap:14px;gap:14px}.bh-card{background:var(--bh-sf);border:1px solid var(--bh-bd);border-radius:16px;padding:18px}.bh-card h3{margin:0 0 6px;font-size:16px}.bh-card p{margin:0;color:var(--bh-mut);font-size:14px}.bh-ic{font-size:22px;margin-bottom:8px}.bh-gbox{margin:30px auto 0;background:var(--bh-sf);border:1px solid var(--bh-bd);border-left:3px solid var(--bh-pri);border-radius:0 14px 14px 0;padding:16px 18px;color:var(--bh-mut);font-size:14px}.bh-gbox b{color:var(--bh-tx)}.bh-gbox a{color:var(--bh-cy)!important}.bh-end{text-align:center;margin-top:60px}.bh-reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}.bh-reveal.bh-in{opacity:1;transform:none}.bh-foot{position:relative;z-index:2;max-width:1120px;margin:50px auto 0;padding:22px 20px 40px;border-top:1px solid var(--bh-bd);display:flex;flex-wrap:wrap;gap:16px;color:var(--bh-mut);font-size:13px}.bh-foot a{color:var(--bh-mut)!important}.bh-doc{position:relative;z-index:2;max-width:760px;margin:0 auto;padding:30px 20px 20px}.bh-doc h1{font-size:32px;margin:0 0 4px}.bh-doc .bh-upd{color:var(--bh-mut);font-size:13px;margin:0 0 24px}.bh-doc h2{font-size:19px;margin:28px 0 8px}.bh-doc li,.bh-doc p{color:#d5deee}.bh-doc ul{padding-left:20px}.bh-doc code{font-size:12.5px;color:#9cc0ff}.bh-doc a{color:var(--bh-cy)!important}.bh-callout{background:var(--bh-sf);border:1px solid var(--bh-bd);border-left:3px solid var(--bh-cy);border-radius:0 12px 12px 0;padding:14px 16px;margin:14px 0}@media (prefers-reduced-motion:reduce){.bh-beam,.bh-grad,.bh-mark img,.bh-mark:before,.bh-ring,.bh-slide,.bh-spin{animation:none!important}.bh-btn,.bh-reveal{transition:none!important}.bh-reveal{opacity:1;transform:none}.bh-ring{display:none}}