:root{--sf-bg-main: #000000;--sf-text-primary: #ffffff;--sf-text-secondary: #b0b0b0;--sf-text-placeholder: #666666;--sf-brand: #1589ee;--sf-brand-dark: #0070d2;--sf-brand-glow: rgba(21, 137, 238, .4);font-family:Inter,system-ui,-apple-system,sans-serif}body{margin:0;padding:0;min-height:100vh;background-color:var(--sf-bg-main);color:var(--sf-text-primary);overflow-x:hidden;overflow-y:auto}#root{width:100%;min-height:100vh;display:flex;justify-content:center;align-items:center;padding:1.5rem 0}.sf-container{width:90%;max-width:480px;padding:2.5rem;background:#0f0f0fd9;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-radius:16px;border:1px solid rgba(255,255,255,.1);box-shadow:0 20px 40px #0009,0 0 0 1px #ffffff0d;margin:auto}@media (max-width: 480px){.sf-container{padding:1.5rem;width:92%}.sf-title{font-size:1.5rem}.sf-header{margin-bottom:1.5rem}}.sf-header{text-align:center;margin-bottom:2.5rem}.sf-logo{font-size:1.75rem;font-weight:800;letter-spacing:-.5px;background:linear-gradient(135deg,#1589ee,#4bc0ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.75rem;display:inline-block;text-shadow:0 0 30px rgba(21,137,238,.3)}.sf-title{font-size:2rem;font-weight:700;color:var(--sf-text-primary);margin:0;letter-spacing:-.5px}.sf-subtitle{font-size:1rem;color:var(--sf-text-secondary);margin-top:.75rem;font-weight:300}.sf-form-group{margin-bottom:1.75rem}.sf-label{display:block;font-size:.875rem;font-weight:500;color:var(--sf-text-secondary);margin-bottom:.5rem;margin-left:2px}.sf-phone-group{display:flex;gap:.5rem}.sf-select{padding:.875rem .5rem;font-size:1rem;color:#fff;border:1px solid rgba(255,255,255,.1);border-radius:8px;background:#00000080;cursor:pointer;outline:none;min-width:95px}.sf-select option{background:#000;color:#fff}.sf-input{width:100%;padding:.875rem 1rem;font-size:1rem;color:#fff;border:1px solid rgba(255,255,255,.1);border-radius:8px;background:#00000080;transition:all .2s ease;box-sizing:border-box}.sf-input::placeholder{color:var(--sf-text-placeholder)}.sf-input:focus{outline:none;border-color:var(--sf-brand);background:#000000b3;box-shadow:0 0 0 4px #1589ee26}.sf-input.error{border-color:#ff5d5d;box-shadow:0 0 0 1px #ff5d5d}.sf-error-msg{color:#ff5d5d;font-size:.8rem;margin-top:.5rem;margin-left:2px}.sf-button{width:100%;padding:1rem;font-size:1rem;font-weight:600;color:#fff;background:linear-gradient(135deg,var(--sf-brand) 0%,var(--sf-brand-dark) 100%);border:none;border-radius:8px;cursor:pointer;transition:all .2s ease;box-shadow:0 8px 16px -4px var(--sf-brand-glow);margin-top:.5rem}.sf-button:hover{transform:translateY(-2px);box-shadow:0 12px 20px -4px var(--sf-brand-glow);filter:brightness(1.1)}.sf-button:active{transform:translateY(0)}.sf-button:disabled{opacity:.7;cursor:not-allowed;transform:none}.sf-footer{margin-top:2.5rem;text-align:center;font-size:.8rem;color:var(--sf-text-placeholder);opacity:.6}