:root{--primary-color:#2563eb;--primary-dark:#1e40af;--primary-light:#3b82f6;--accent-color:#10b981;--accent-dark:#059669;--accent-light:#34d399;--background:#fff;--surface:#f9fafb;--border:#e5e7eb;--text-primary:#111827;--text-secondary:#6b7280;--text-tertiary:#9ca3af;--error:#ef4444;--warning:#f59e0b;--success:#10b981}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--text-primary);background:var(--background);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5}.app-container{flex-direction:column;min-height:100vh;display:flex}.screen{flex:1;width:100%;max-width:1200px;margin:0 auto;padding:1.5rem 1.5rem 5rem}.tab-bar{background:var(--background);border-top:1px solid var(--border);z-index:100;justify-content:space-around;padding:.75rem 0;display:flex;position:fixed;bottom:0;left:0;right:0}.tab-button{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;flex-direction:column;align-items:center;gap:.25rem;padding:.5rem 1rem;font-size:.75rem;transition:color .2s;display:flex}.tab-button:hover,.tab-button.active{color:var(--primary-color)}.tab-icon{font-size:1.5rem}h1{color:var(--text-primary);margin-bottom:1rem;font-size:1.875rem;font-weight:700}h2{color:var(--text-primary);margin-bottom:.75rem;font-size:1.5rem;font-weight:600}h3{color:var(--text-primary);margin-bottom:.5rem;font-size:1.25rem;font-weight:600}p{color:var(--text-secondary);margin-bottom:.5rem}.button{cursor:pointer;border:none;border-radius:.5rem;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:1rem;font-weight:500;transition:all .2s;display:inline-flex}.button-primary{background:var(--primary-color);color:#fff}.button-primary:hover{background:var(--primary-dark)}.button-secondary{background:var(--surface);color:var(--text-primary);border:1px solid var(--border)}.button-secondary:hover{background:var(--border)}.button-success{background:var(--accent-color);color:#fff}.button-success:hover{background:var(--accent-dark)}.button-small{padding:.5rem 1rem;font-size:.875rem}.button-danger{background:var(--error);color:#fff}.button-danger:hover{background:#dc2626}.card{background:var(--background);border:1px solid var(--border);border-radius:.75rem;margin-bottom:1rem;padding:1.5rem}.card:hover{box-shadow:0 4px 6px -1px #0000001a}.form-group{margin-bottom:1.5rem}.form-label{color:var(--text-primary);margin-bottom:.5rem;font-weight:500;display:block}.form-input,.form-textarea,.form-select{border:1px solid var(--border);border-radius:.5rem;width:100%;padding:.75rem;font-family:inherit;font-size:1rem;transition:border-color .2s}.form-input:focus,.form-textarea:focus,.form-select:focus{border-color:var(--primary-color);outline:none}.form-textarea{resize:vertical;min-height:100px}.chat-container{flex-direction:column;height:calc(100vh - 8rem);display:flex}.chat-messages{flex-direction:column;flex:1;gap:1rem;padding:1rem;display:flex;overflow-y:auto}.message{gap:.75rem;max-width:80%;display:flex}.message-user{flex-direction:row-reverse;align-self:flex-end}.message-assistant{align-self:flex-start}.message-avatar{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:2.5rem;height:2.5rem;font-size:1.25rem;display:flex}.message-user .message-avatar{background:var(--primary-color);color:#fff}.message-assistant .message-avatar{background:var(--accent-color);color:#fff}.message-content{white-space:pre-wrap;word-wrap:break-word;border-radius:1rem;padding:.75rem 1rem}.message-user .message-content{background:var(--primary-color);color:#fff}.message-assistant .message-content{background:var(--surface);color:var(--text-primary)}.chat-input-container{border-top:1px solid var(--border);background:var(--background);padding:1rem}.chat-input-wrapper{gap:.75rem;display:flex}.chat-input{border:1px solid var(--border);resize:none;border-radius:1.5rem;flex:1;max-height:150px;padding:.75rem;font-family:inherit;font-size:1rem}.chat-input:focus{border-color:var(--primary-color);outline:none}.empty-state{text-align:center;color:var(--text-secondary);padding:3rem 1.5rem}.empty-state-icon{opacity:.3;margin-bottom:1rem;font-size:4rem}.empty-state h3{color:var(--text-primary);margin-bottom:.5rem}.empty-state p{margin-bottom:1.5rem}.list-item{background:var(--surface);border-radius:.5rem;align-items:flex-start;gap:.75rem;margin-bottom:.75rem;padding:1rem;transition:background .2s;display:flex}.list-item:hover{background:var(--border)}.list-item-content{flex:1}.list-item-actions{gap:.5rem;display:flex}.badge{border-radius:1rem;padding:.25rem .75rem;font-size:.75rem;font-weight:500;display:inline-block}.badge-primary{background:var(--primary-light);color:#fff}.badge-success{background:var(--accent-color);color:#fff}.badge-warning{background:var(--warning);color:#fff}.badge-danger{background:var(--error);color:#fff}.badge-gray{background:var(--border);color:var(--text-secondary)}.profile-form{max-width:600px}.tag-input-container{flex-wrap:wrap;gap:.5rem;margin-bottom:.5rem;display:flex}.tag{background:var(--primary-light);color:#fff;border-radius:1rem;align-items:center;gap:.5rem;padding:.5rem .75rem;font-size:.875rem;display:inline-flex}.tag-remove{color:#fff;cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;padding:0;font-size:1rem;display:flex}.tag-remove:hover{opacity:.8}.opportunities-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1rem;margin-bottom:1.5rem;display:grid}.opportunity-card{background:var(--background);border:1px solid var(--border);border-radius:.75rem;padding:1.5rem;transition:all .2s}.opportunity-card:hover{border-color:var(--primary-color);box-shadow:0 4px 6px -1px #0000001a}.opportunity-header{justify-content:space-between;align-items:flex-start;margin-bottom:1rem;display:flex}.opportunity-title{color:var(--text-primary);margin-bottom:.25rem;font-size:1.125rem;font-weight:600}.opportunity-type{color:var(--text-secondary);font-size:.875rem}.opportunity-meta{flex-direction:column;gap:.5rem;margin:1rem 0;font-size:.875rem;display:flex}.opportunity-meta-item{justify-content:space-between;display:flex}.opportunity-meta-label{color:var(--text-secondary)}.opportunity-meta-value{color:var(--text-primary);font-weight:500}.opportunity-actions{gap:.5rem;margin-top:1rem;display:flex}.progress-bar{background:var(--border);border-radius:1rem;width:100%;height:.5rem;margin:.5rem 0;overflow:hidden}.progress-fill{background:var(--primary-color);height:100%;transition:width .3s}@media (width<=768px){.screen{padding:1rem}h1{font-size:1.5rem}h2{font-size:1.25rem}.opportunities-grid{grid-template-columns:1fr}.message{max-width:90%}}