.contact-us-container{max-width:900px;margin:0 auto;padding:80px 24px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;background:linear-gradient(180deg,#fafafa 0,#ffffff);min-height:calc(100vh - 200px)}.contact-us-header{text-align:center;margin-bottom:60px}.contact-us-title{font-size:clamp(2.5rem,5vw,3.5rem);color:#1a1a1a;margin:0 0 20px;font-weight:800;letter-spacing:-.02em;background:linear-gradient(135deg,#004d4d,#009688);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.contact-us-subtitle{font-size:clamp(1rem,2vw,1.125rem);color:#4a5568;line-height:1.7;max-width:700px;margin:0 auto;font-weight:400}.support-form{background:#ffffff;border-radius:20px;padding:48px;box-shadow:0 10px 30px rgba(0,0,0,.08),0 1px 8px rgba(0,0,0,.05);border:1px solid rgba(0,0,0,.06)}.sf-form-grid{display:grid;grid-template-columns:1fr;grid-gap:24px;gap:24px}.sf-form-grid,.sf-row{margin-bottom:24px}.sf-label{display:block;font-size:14px;font-weight:600;color:#1a1a1a;margin-bottom:8px;letter-spacing:-.01em}.sf-required{color:#e53e3e;margin-left:2px}.sf-input,.sf-select,.sf-textarea{width:100%;box-sizing:border-box;padding:14px 16px;border-radius:12px;border:2px solid #e2e8f0;font-size:16px;background:#ffffff;color:#1a1a1a;font-family:inherit;transition:all .3s cubic-bezier(.4,0,.2,1)}.sf-input:focus,.sf-select:focus,.sf-textarea:focus{outline:none;border-color:#009688;box-shadow:0 0 0 4px rgba(0,150,136,.1);background:#ffffff}.sf-input:hover,.sf-select:hover,.sf-textarea:hover{border-color:#cbd5e0}.sf-input::placeholder,.sf-textarea::placeholder{color:#a0aec0}.sf-textarea{resize:vertical;min-height:160px;line-height:1.6}.sf-select{cursor:pointer;-webkit-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%234a5568' d='M6 9L1 4h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:40px}.sf-alert{padding:16px 20px;border-radius:12px;margin-bottom:32px;font-size:15px;display:flex;align-items:center;gap:12px;font-weight:500;animation:slideDown .3s ease}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.sf-alert-icon{font-size:20px;font-weight:700;flex-shrink:0}.sf-success{background:linear-gradient(90deg,rgba(16,185,129,.1) 0,rgba(16,185,129,.05));color:#065f46;border:2px solid rgba(16,185,129,.2)}.sf-success .sf-alert-icon{color:#10b981}.sf-error{background:linear-gradient(90deg,rgba(239,68,68,.1) 0,rgba(239,68,68,.05));color:#7f1d1d;border:2px solid rgba(239,68,68,.2)}.sf-error .sf-alert-icon{color:#ef4444}.sf-actions{display:flex;justify-content:flex-end;margin-top:32px;padding-top:24px;border-top:1px solid #e2e8f0}.sf-submit{background:linear-gradient(135deg,#009688,#004d4d);color:#ffffff;border:none;padding:16px 32px;border-radius:50px;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 12px rgba(0,150,136,.3);display:flex;align-items:center;gap:8px;letter-spacing:-.01em;position:relative;overflow:hidden}.sf-submit:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.sf-submit:hover:before{left:100%}.sf-submit:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,150,136,.4)}.sf-submit:active{transform:translateY(0)}.sf-submit:disabled{opacity:.7;cursor:not-allowed;transform:none}.sf-submit:disabled:hover{box-shadow:0 4px 12px rgba(0,150,136,.3)}.sf-submit svg{transition:transform .3s ease}.sf-submit:hover:not(:disabled) svg{transform:translateX(4px)}.sf-submit-spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#ffffff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}@media (min-width:640px){.sf-form-grid{grid-template-columns:repeat(2,1fr)}.contact-us-container{padding:80px 32px}.support-form{padding:48px}}@media (min-width:1024px){.contact-us-container{padding:100px 48px}.support-form{padding:56px}}@media (max-width:768px){.contact-us-container{padding:60px 20px}.contact-us-header{margin-bottom:40px}.support-form{padding:32px 24px;border-radius:16px}.sf-form-grid{grid-template-columns:1fr;gap:24px}.sf-actions{justify-content:stretch}.sf-submit{width:100%;justify-content:center}}@media (max-width:480px){.contact-us-container{padding:40px 16px}.contact-us-title{margin-bottom:16px}.contact-us-subtitle{font-size:.95rem}.support-form{padding:24px 20px}.sf-row{margin-bottom:20px}.sf-input,.sf-select,.sf-textarea{padding:12px 14px;font-size:15px}.sf-submit{padding:14px 24px;font-size:15px}}