.rf{--rf-accent:#e8531f;--rf-ink:#1a1a1a;--rf-muted:#666;--rf-line:#dcdcdc;--rf-danger:#c62828;--rf-radius:10px;box-sizing:border-box;color:var(--rf-ink);font-family:inherit;margin-inline:auto;max-width:520px;width:100%}.rf *,.rf :after,.rf :before{box-sizing:inherit}.rf__card{background:#fff;border:1px solid #eee;border-radius:var(--rf-radius);border-top:4px solid var(--rf-accent);box-shadow:0 6px 24px rgba(0,0,0,.06);padding:32px 28px}.rf__title{font-size:1.6rem;line-height:1.3;margin:0 0 6px}.rf__intro{color:var(--rf-muted);line-height:1.6;margin:0 0 24px}.rf__field{margin-bottom:18px}.rf__label{display:block;font-size:.95rem;font-weight:600;margin-bottom:6px}.rf__req{color:var(--rf-accent)}.rf__input{background:#fff;border:1px solid var(--rf-line);border-radius:8px;color:var(--rf-ink);display:block;font:inherit;font-size:1rem;padding:12px 14px;transition:border-color .15s,box-shadow .15s;width:100%}.rf__input:focus{border-color:var(--rf-accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--rf-accent) 20%,transparent);outline:none}.rf__input[aria-invalid=true]{border-color:var(--rf-danger)}.rf__input::placeholder{color:#aaa}.rf[dir=rtl] .rf__input--ltr{text-align:right}.rf[dir=rtl] .rf__input--ltr:not(:placeholder-shown){text-align:left}.rf__error{color:var(--rf-danger);font-size:.85rem;margin:6px 0 0;min-height:1em}.rf__error:empty{margin:0;min-height:0}.rf__hp{height:1px;left:-9999px;overflow:hidden;position:absolute!important;width:1px}.rf__submit{align-items:center;background:var(--rf-accent);border:0;border-radius:8px;color:#fff;cursor:pointer;display:inline-flex;font:inherit;font-size:1rem;font-weight:700;gap:10px;justify-content:center;margin-top:6px;padding:14px 20px;position:relative;transition:filter .15s,transform .05s;width:100%}.rf__submit:hover{filter:brightness(.94)}.rf__submit:active{transform:translateY(1px)}.rf__submit:focus-visible{outline:3px solid color-mix(in srgb,var(--rf-accent) 40%,transparent);outline-offset:2px}.rf__submit[disabled]{cursor:wait;opacity:.7}.rf__spinner{animation:rf-spin .7s linear infinite;border:2px solid hsla(0,0%,100%,.45);border-radius:50%;border-top-color:#fff;display:none;height:18px;width:18px}.rf.is-loading .rf__spinner{display:inline-block}@keyframes rf-spin{to{transform:rotate(1turn)}}.rf__status{color:var(--rf-danger);font-size:.9rem;margin:14px 0 0;text-align:center}.rf__status:empty{margin:0}.rf__success{outline:none;padding:12px 0;text-align:center}.rf__check{color:var(--rf-accent);height:64px;margin-bottom:12px;width:64px}.rf__success-title{font-size:1.4rem;margin:0 0 8px}.rf__success-msg{color:var(--rf-muted);line-height:1.6;margin:0}@media (max-width:480px){.rf__card{padding:24px 18px}.rf__title{font-size:1.35rem}}@media (prefers-reduced-motion:reduce){.rf__spinner{animation-duration:2s}}