.language-switcher{display:flex;gap:.5rem;margin-left:auto}.language-switcher button{background:none;border:1px solid transparent;border-radius:4px;padding:.3rem .6rem;cursor:pointer;font-weight:700;color:#888}.language-switcher button:hover{color:var(--primary-color)}.language-switcher button.active{color:var(--primary-color);border-color:var(--primary-color)}.conversations-page{max-width:800px;margin:2rem auto;padding:2rem}.conversations-list{display:flex;flex-direction:column;gap:1rem}.convo-item-link{text-decoration:none;color:inherit}.convo-item{display:flex;align-items:center;gap:1rem;padding:1rem;background-color:#fff;border-radius:var(--border-radius);box-shadow:var(--box-shadow);transition:transform .2s,box-shadow .2s}.convo-item:hover{transform:translateY(-3px);box-shadow:0 8px 25px #0000001a}.convo-item .icon{font-size:2rem;background-color:var(--light-gray);border-radius:50%;width:60px;height:60px;display:flex;align-items:center;justify-content:center}.convo-details{display:flex;flex-direction:column;text-align:left}.convo-participant-name{font-weight:700;font-size:1.1rem}.convo-last-message{color:#666;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:500px}:root{--primary-color: #6a11cb;--secondary-color: #2575fc;--success-color: #4CAF50;--danger-color: #f44336;--light-gray: #f4f7f6;--medium-gray: #e0e0e0;--dark-gray: #333;--text-color: #444;--border-radius: 8px;--box-shadow: 0 4px 20px rgba(0, 0, 0, .08)}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--light-gray);color:var(--text-color);line-height:1.6}.app-container{display:flex;flex-direction:column;min-height:100vh}.content-wrap{flex-grow:1}header{background-color:#fff;padding:1rem 2rem;box-shadow:0 2px 4px #0000001a}nav{display:flex;justify-content:center;align-items:center;gap:2rem;font-size:1.1rem}.nav-link{position:relative;text-decoration:none;padding:.5rem;color:var(--dark-gray);transition:color .2s}.nav-link:hover{color:var(--primary-color)}.nav-link:after{content:"";position:absolute;bottom:0;left:0;width:100%;height:2px;background-color:var(--primary-color);transform:scaleX(0);transform-origin:center;transition:transform .3s ease-out}.nav-link:hover:after{transform:scaleX(1)}nav button{background:none;border:none;font-family:inherit;font-size:1.1rem;cursor:pointer;color:var(--danger-color);padding:.5rem}.auth-page,.profile-page{display:flex;justify-content:center;padding:2rem;align-items:flex-start}.auth-container,.profile-form-container{background:#fff;border-radius:var(--border-radius);box-shadow:var(--box-shadow);width:100%;max-width:700px;text-align:left;margin:0 auto;overflow:hidden}.auth-container h2,.profile-form-container h2{padding:2rem 2.5rem 1rem;text-align:center;margin:0}.form-group{margin-bottom:1.25rem}.form-group label{font-weight:500;color:#555}.auth-container .form-group{margin-bottom:1.5rem}.auth-container .form-group label{display:block;margin-bottom:.5rem}.profile-form-container .form-group{display:grid;grid-template-columns:150px 1fr;gap:1.5rem;align-items:center}.profile-form-container .form-group label{text-align:right}.form-group input,.form-group textarea,.form-group select{width:100%;padding:.8rem 1rem;border:1px solid var(--medium-gray);border-radius:var(--border-radius);font-size:1rem;font-family:inherit;box-sizing:border-box;transition:border-color .2s,box-shadow .2s}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #6a11cb26}.submit-btn{display:inline-flex;align-items:center;justify-content:center;padding:1rem;border:none;border-radius:var(--border-radius);background-image:linear-gradient(to right,var(--primary-color) 0%,var(--secondary-color) 50%,var(--primary-color) 100%);color:#fff;font-size:1.1rem;font-weight:700;cursor:pointer;background-size:200% auto;transition:all .3s ease}.submit-btn:hover{transform:translateY(-2px);box-shadow:0 6px 12px #2575fc4d;background-position:right center}.submit-btn:disabled{background-image:none;background-color:var(--medium-gray);cursor:not-allowed;transform:none;box-shadow:none}.landing-tagline{font-size:1.1rem;line-height:1.6;text-align:center;padding:0 1rem}.landing-actions{margin-top:2rem;display:flex;flex-direction:column;align-items:center;gap:1rem;width:100%}.btn-landing{display:inline-flex;align-items:center;justify-content:center;padding:.8rem 1.5rem;width:280px;box-sizing:border-box;background-color:transparent;border:2px solid var(--dark-gray);color:var(--dark-gray);border-radius:var(--border-radius);font-size:1rem;font-weight:700;text-decoration:none;cursor:pointer;transition:all .3s ease}.btn-landing:hover{background-color:var(--primary-color);border-color:var(--primary-color);color:#fff;transform:translateY(-2px);box-shadow:0 4px 8px #0000001a}.tabs{display:flex;padding:0 2.5rem;border-bottom:1px solid var(--medium-gray);margin-top:1.5rem}.tab-btn{padding:.8rem 1.5rem;border:1px solid transparent;border-bottom:none;background:none;cursor:pointer;font-size:1rem;font-weight:600;color:#888;position:relative;border-top-left-radius:var(--border-radius);border-top-right-radius:var(--border-radius);transition:all .2s ease-in-out}.tab-btn:hover{background-color:var(--light-gray);color:var(--primary-color)}.tab-btn.active{color:var(--primary-color);background-color:#fff;border-color:var(--medium-gray);transform:translateY(1px)}.tab-content,.profile-form-container form{padding:2.5rem}.form-actions{display:flex;justify-content:center;margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--light-gray)}.form-actions .submit-btn{width:280px}.social-link-group{display:grid;grid-template-columns:1fr 2fr;gap:1rem;margin-bottom:.5rem}.app-footer{background-color:#2c3e50;color:#bdc3c7;padding:2rem 1rem;margin-top:auto}.footer-container{max-width:900px;margin:0 auto;text-align:center}.footer-links{margin-bottom:1rem}.footer-links a{color:#ecf0f1;text-decoration:none;margin:0 1rem;font-weight:500;transition:color .2s ease-in-out;font-size:.9rem}.footer-links a:hover{color:var(--secondary-color)}.footer-links span{color:#7f8c8d}.footer-copyright{font-size:.9rem;color:#7f8c8d}.questionnaire-container{max-width:900px;margin:2rem auto;padding:2rem;border-radius:var(--border-radius);box-shadow:var(--box-shadow);background:#fff}.progress-bar-container{width:100%;background:#e0e0e0;border-radius:5px;height:12px;margin-bottom:2rem;overflow:hidden}.progress-bar{height:100%;background-image:linear-gradient(to right,var(--primary-color) 0%,var(--secondary-color) 100%);border-radius:5px;transition:width .5s ease-in-out}.question-block h2{color:var(--primary-color);text-align:center}.question-instruction{text-align:center;font-size:1.1rem;color:#666}.choices-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;margin-top:1rem;max-width:700px;margin-left:auto;margin-right:auto}.choice-card{background:#fdfdfd;padding:1.5rem;border-radius:var(--border-radius);border:1px solid #ddd;display:flex;flex-direction:column;align-items:center;justify-content:space-between;min-height:120px;transition:transform .2s,box-shadow .2s}.choice-card:hover{transform:translateY(-5px);box-shadow:0 8px 15px #0000000d}.choice-text{font-size:1.25rem;font-weight:500;margin-bottom:1rem;text-align:center}.buttons{display:flex;gap:1rem}.btn-plus,.btn-moins{border:2px solid;border-radius:50%;width:45px;height:45px;font-size:1.8rem;font-weight:700;cursor:pointer;background:#fff;transition:all .2s;display:flex;align-items:center;justify-content:center;padding-bottom:4px}.btn-plus{border-color:var(--success-color);color:var(--success-color)}.btn-moins{border-color:var(--danger-color);color:var(--danger-color)}.btn-plus.selected{background:var(--success-color);color:#fff;transform:scale(1.1)}.btn-moins.selected{background:var(--danger-color);color:#fff;transform:scale(1.1)}.question-item{border-top:1px solid var(--medium-gray);padding-top:1.5rem;margin-top:2rem}.question-item:first-child{border-top:none;padding-top:0;margin-top:0}.question-header{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:.5rem}.question-text{font-size:1.2rem;font-weight:500;margin:0;text-align:left}.question-counter{font-size:.9rem;font-weight:700;color:#999;background-color:#f0f0f0;padding:.2rem .6rem;border-radius:12px;flex-shrink:0}