.bf{position:relative;max-width:1440px;margin:0 auto;padding:clamp(5rem,10vw,8rem) clamp(1rem,2.5vw,2rem) 0;color:var(--halo)}.bf:before{content:"";position:absolute;inset:12% -10% 10%;z-index:-1;pointer-events:none;background:radial-gradient(50% 40% at 50% 45%,rgba(18,140,255,.16),transparent 70%),radial-gradient(30% 25% at 70% 80%,rgba(255,106,31,.08),transparent 70%)}.bf__head{max-width:980px;margin:0 auto 2.6rem;text-align:center}.bf__eyebrow{display:inline-flex;align-items:center;gap:.5rem;margin:0 0 1.1rem;font-size:.8rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:#8fe6ff}.bf__eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:#ff6a1f;box-shadow:0 0 10px #ff6a1f}.bf__title{margin:0;font-size:clamp(2.3rem,6.2vw,5.6rem)}.bf__title span{display:block;background:linear-gradient(100deg,#5fe0ff,#12c2ff 40%,#ff8a3d 95%);-webkit-background-clip:text;background-clip:text;color:transparent}.bf__sub{max-width:60ch;margin:1.3rem auto 0;font-size:1.08rem;line-height:1.6;color:var(--ink-soft)}.bf-player{position:relative;width:100%;max-width:1320px;margin:0 auto;border-radius:clamp(14px,2vw,26px);overflow:hidden;background:#000;box-shadow:0 0 0 1px rgba(95,224,255,.35),0 0 30px -6px rgba(58,214,255,.55),0 0 120px -30px rgba(30,140,255,.7),0 50px 100px -40px rgba(0,0,0,.9)}.bf-player img,.bf-player video{display:block;width:100%;height:100%;object-fit:cover}.bf-player--port{max-width:460px}.bf-player__tag{position:absolute;left:14px;top:14px;display:inline-flex;align-items:center;gap:.45rem;padding:.38rem .75rem;border-radius:999px;font-size:.72rem;color:rgba(236,235,255,.72);background:rgba(0,0,0,.55);border:1px solid rgba(255,255,255,.1);backdrop-filter:blur(8px)}.bf-player__tag i{width:6px;height:6px;border-radius:50%;background:#3ff0a0;box-shadow:0 0 8px #3ff0a0}.bf__form{max-width:860px;margin:clamp(-3.5rem,-4vw,-2rem) auto 0;padding:0 clamp(0rem,2vw,1rem);position:relative;z-index:2}.bf-player--port+.bf__form{margin-top:1.6rem}.bf-idea{position:relative;padding:clamp(1rem,2.4vw,1.6rem);border-radius:26px;background:linear-gradient(160deg,#15171d,#0b0c10 45%,#08090c);box-shadow:0 0 0 1px rgba(255,255,255,.08),inset 0 1px 0 rgba(255,255,255,.08),0 40px 80px -30px rgba(0,0,0,.95);transition:box-shadow .4s var(--ease)}.bf-idea:focus-within{box-shadow:0 0 0 1px rgba(95,224,255,.5),0 0 40px -6px rgba(58,214,255,.45),inset 0 1px 0 rgba(255,255,255,.08),0 40px 80px -30px rgba(0,0,0,.95)}.bf-idea__top{display:flex;align-items:center;gap:.6rem;padding-bottom:.85rem;border-bottom:1px solid rgba(255,255,255,.07);font-size:.9rem}.bf-idea__mark{display:inline-flex}.bf-idea__top b{font-weight:600}.bf-idea__to{margin-left:auto;font-size:.82rem;color:rgba(236,235,255,.55)}.bf-idea__to span{color:#ff6a1f}.bf-idea__text{display:block;width:100%;min-height:6.5rem;margin:.4rem 0 0;padding:.7rem 0;resize:vertical;border:0;outline:none;background:transparent;color:#fff;font:500 clamp(1.15rem,2.2vw,1.5rem) /1.35 var(--font-body),system-ui,sans-serif;letter-spacing:-.015em}.bf-idea__text::placeholder{color:rgba(236,235,255,.36)}.era-root .bf-idea__text:focus-visible{outline:none}.bf-idea__trap{left:-9999px}.bf-idea__trap,.bf-sr{position:absolute;width:1px;height:1px;overflow:hidden}.bf-sr{padding:0;margin:-1px;clip:rect(0 0 0 0);white-space:nowrap;border:0}.bf-idea__bar{display:flex;gap:.6rem;padding-top:.9rem;border-top:1px solid rgba(255,255,255,.07)}.bf-idea__email{flex:1;min-width:0;min-height:52px;padding:0 1.1rem;border-radius:999px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.04);color:#fff;font:500 1rem var(--font-body),system-ui,sans-serif}.bf-idea__email::placeholder{color:rgba(236,235,255,.4)}.bf-idea__email:focus{outline:none;border-color:rgba(95,224,255,.7);box-shadow:0 0 0 3px rgba(58,214,255,.18)}.bf-idea__note{margin:.75rem .2rem 0;font-size:.82rem;color:rgba(236,235,255,.5)}.bf-idea__err{color:#ffb08a}.bf-idea--sent{display:flex;align-items:flex-start;gap:1rem}.bf-idea--sent b{font-size:1.15rem}.bf-idea--sent p{margin:.35rem 0 0;color:var(--ink-soft);line-height:1.55}.bf-idea__check{flex:none;display:grid;place-items:center;width:42px;height:42px;border-radius:50%;font-weight:700;color:#04121c;background:linear-gradient(160deg,#5fe0ff,#8ff0d0);box-shadow:0 0 24px rgba(58,214,255,.5)}@media (max-width:699px){.bf__head{text-align:left}.bf__sub{margin-left:0;font-size:1rem}.bf-idea__to{display:none}.bf-idea__bar{flex-direction:column}.bf-idea__send{width:100%}}