.bk{--bk-bg:#050505;--bk-surface:#0b0b0d;--bk-ink:#ececec;--bk-dim:#9a9a9a;--bk-faint:#6b6b6b;--bk-accent:#6366f1;--bk-accent-soft:#a5b4fc;--bk-line:rgba(255,255,255,0.08);background:var(--bk-bg);color:var(--bk-ink);min-height:100vh;font-family:var(--font-inter),-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}.bk a{color:inherit}.bk-wrap{max-width:880px;margin:0 auto;padding:0 24px}.bk-hero{padding-top:64px;padding-bottom:40px}.bk-h1{font-size:clamp(32px,5vw,52px);line-height:1.06;letter-spacing:-.035em;font-weight:600;margin:0 0 20px;max-width:18ch}.bk-sub{font-size:clamp(16px,1.9vw,19px);line-height:1.55;color:var(--bk-dim);max-width:58ch;margin:0}.bk-form-section{padding-top:48px;padding-bottom:96px}.bk-form,.bk-success{background:var(--bk-surface);border:1px solid var(--bk-line);border-radius:14px;padding:34px 32px;max-width:640px}.bk-success{border-color:var(--bk-accent);padding:40px 32px}.bk-success h3{font-size:21px;margin:0 0 10px;font-weight:600}.bk-success p{color:var(--bk-dim);font-size:15.5px;line-height:1.6;margin:0 0 24px}.bk-field{margin-bottom:20px}.bk-field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}@media (max-width:620px){.bk-field-row{grid-template-columns:1fr;gap:0}}.bk-label{display:block;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--bk-faint);margin-bottom:8px}.bk-input,.bk-select{width:100%;background:rgba(255,255,255,.04);border:1px solid var(--bk-line);border-radius:8px;padding:12px 14px;color:var(--bk-ink);font-size:15px;font-family:inherit;transition:border-color .15s,background .15s}.bk-input::placeholder{color:rgba(255,255,255,.25)}.bk-input:focus,.bk-select:focus{outline:none;border-color:var(--bk-accent);background:rgba(255,255,255,.06)}.bk-select{appearance:none;cursor:pointer}.bk-select option{background:#101014;color:var(--bk-ink)}.bk-select:invalid{color:rgba(255,255,255,.4)}.bk-btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 26px;border-radius:8px;font-size:15px;font-weight:500;text-decoration:none;border:1px solid transparent;cursor:pointer;font-family:inherit;transition:background .15s,border-color .15s,transform .05s}.bk-btn:active{transform:translateY(1px)}.bk-btn-primary{background:var(--bk-accent);color:#fff}.bk-btn-primary:hover{background:#5457e5}.bk-btn-primary:disabled{opacity:.6;cursor:default}.bk-error{color:#f87171;font-size:14px;margin:0 0 16px}.bk-note{font-size:13px;margin:14px 0 0;line-height:1.55}.bk-footer,.bk-note{color:var(--bk-faint)}.bk-footer{padding-top:34px;padding-bottom:56px;font-size:13.5px;display:flex;gap:22px;flex-wrap:wrap;align-items:center}.bk-footer a{color:var(--bk-faint);text-decoration:none}.bk-footer a:hover{color:var(--bk-dim)}