.auth-form-container{background:#fff;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.auth-container{background:white;border-radius:16px;box-shadow:0 20px 40px rgba(0,0,0,.1);overflow:hidden;width:100%;max-width:900px;display:grid;grid-template-columns:1fr 1fr;min-height:600px}.signin-branding,.signin-form,.signup-branding,.signup-form{padding:48px 40px;display:flex;flex-direction:column}.signin-branding,.signup-branding{background:#000;justify-content:center;align-items:center;text-align:center;color:white}.brand-logo{width:60px;height:60px;background:rgba(255,255,255,.2);border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:24px}.brand-title{font-size:28px;font-weight:700;margin-bottom:12px}.brand-subtitle{font-size:16px;opacity:.9;line-height:1.5;margin-bottom:32px}.feature-list{list-style:none;text-align:left}.feature-list li{padding:8px 0;gap:12px;font-size:14px}.feature-icon,.feature-list li{display:flex;align-items:center}.feature-icon{width:16px;height:16px;background:rgba(255,255,255,.3);border-radius:50%;justify-content:center}.form-header{margin-bottom:32px}.form-title{font-size:24px;font-weight:700;color:#1c2437;margin-bottom:8px}.form-subtitle{color:#6b7785;font-size:16px}.oauth-section{margin-bottom:32px}.oauth-buttons{display:flex;flex-direction:column;gap:12px;margin-bottom:24px}.oauth-btn{display:flex;align-items:center;justify-content:center;gap:12px;padding:12px 16px;border:1px solid #d1d9e0;border-radius:8px;background:white;color:#374151;text-decoration:none;font-weight:500;transition:all .2s;cursor:pointer}.oauth-btn:hover{border-color:#111827;background:#f8faff;transform:translateY(-1px)}.oauth-icon{width:20px;height:20px}.divider{display:flex;align-items:center;gap:16px;margin:24px 0;color:#6b7785;font-size:14px}.divider:after,.divider:before{content:"";flex:1;height:1px;background:#e1e8ed}.form-group{margin-bottom:20px}.form-label{display:block;font-weight:500;color:#374151;margin-bottom:6px;font-size:14px}.form-input{width:100%;padding:12px 16px;border:1px solid #d1d9e0;border-radius:8px;font-size:14px;transition:all .2s}.form-input:focus{outline:none;border-color:#111827;box-shadow:0 0 0 3px rgba(79,70,229,.1)}.auth-btn{width:100%;padding:12px 16px;border-radius:8px;border:none;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s}.btn-primary{background:#111827;color:white}.btn-primary:hover{opacity:.8;transform:translateY(-1px)}.btn-primary:disabled{background:#9ca3af;cursor:not-allowed;transform:none}.form-footer{margin-top:24px;text-align:center;color:#6b7785;font-size:14px}.form-footer a{color:#111827;text-decoration:none;font-weight:500}.form-footer a:hover{text-decoration:underline}.error-message{background:#fee2e2;border:1px solid #fecaca;color:#991b1b;border-radius:8px}.error-message,.success-message{padding:12px 16px;margin-bottom:20px;font-size:14px;display:none}.success-message{background:#d1fae5;border:1px solid #a7f3d0;color:#065f46;border-radius:8px}.loading{display:inline-flex;align-items:center;gap:8px}.loading:after{content:"";width:16px;height:16px;border:2px solid transparent;border-top-color:currentcolor;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}@media (max-width:768px){.auth-container{grid-template-columns:1fr;max-width:500px}.signin-branding,.signup-branding{order:-1;padding:32px 24px}.signin-form,.signup-form{padding:32px 24px}.plans-grid{grid-template-columns:1fr}}.form-options{justify-content:space-between;margin-bottom:24px;font-size:14px}.form-options,.remember-me{display:flex;align-items:center}.remember-me{gap:8px;cursor:pointer}.remember-me input[type=checkbox]{width:16px;height:16px;accent-color:#111827}.forgot-password{color:#111827;text-decoration:none;font-weight:500}.forgot-password:hover{text-decoration:underline}