@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";
:root{--bg-primary:#0f172a;--bg-secondary:#1e293b;--bg-glass:#1e293bb3;--bg-glass-hover:#334155cc;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--accent-primary:#3b82f6;--accent-hover:#2563eb;--whatsapp-green:#25d366;--whatsapp-dark:#128c7e;--border-color:#ffffff1a;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--shadow-glass:0 4px 30px #0000001a;--shadow-sm:0 1px 2px #0000000d}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);background-image:radial-gradient(circle at 15%,#3b82f614,#0000 25%),radial-gradient(circle at 85% 30%,#25d3660d,#0000 25%);height:100vh;font-family:Inter,sans-serif;overflow:hidden}.glass-panel{background:var(--bg-glass);-webkit-backdrop-filter:blur(12px);border-right:1px solid var(--border-color);border-bottom:1px solid var(--border-color)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--bg-secondary);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}h1,h2,h3,h4,h5,h6{letter-spacing:-.02em;font-weight:600}.app-container{width:100vw;height:100vh;display:flex}.company-sidebar{z-index:10;flex-direction:column;align-items:center;gap:16px;width:80px;padding:24px 0;display:flex}.contacts-sidebar{z-index:9;flex-direction:column;width:340px;display:flex}.chat-area{background-color:#0000;flex-direction:column;flex:1;display:flex;position:relative}.company-icon{border-radius:var(--radius-md);background:var(--bg-secondary);cursor:pointer;width:48px;height:48px;color:var(--text-secondary);border:1px solid #0000;justify-content:center;align-items:center;font-size:1.2rem;font-weight:600;transition:all .3s;display:flex}.company-icon:hover{background:var(--bg-glass-hover);transform:translateY(-2px)}.company-icon.active{background:var(--accent-primary);color:#fff;border-color:#fff3;box-shadow:0 0 15px #3b82f666}.contacts-header{border-bottom:1px solid var(--border-color);padding:24px}.contacts-title{margin-bottom:16px;font-size:1.25rem}.search-bar{border-radius:var(--radius-lg);border:1px solid var(--border-color);width:100%;color:var(--text-primary);background:#0003;outline:none;padding:12px 16px;font-family:inherit;transition:all .3s}.search-bar:focus{border-color:var(--accent-primary);background:#0000004d}.contact-list{flex:1;padding:12px;overflow-y:auto}.contact-item{border-radius:var(--radius-md);cursor:pointer;align-items:center;margin-bottom:4px;padding:12px 16px;transition:all .2s;display:flex}.contact-item:hover{background:var(--bg-glass-hover)}.contact-item.active{border-left:3px solid var(--accent-primary);background:#3b82f626}.contact-avatar{background:var(--bg-primary);width:44px;height:44px;color:var(--accent-primary);border:1px solid var(--border-color);border-radius:50%;justify-content:center;align-items:center;margin-right:16px;font-weight:600;display:flex}.contact-info{flex:1;overflow:hidden}.contact-name{white-space:nowrap;text-overflow:ellipsis;margin-bottom:4px;font-weight:500;overflow:hidden}.contact-preview{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;font-size:.85rem;overflow:hidden}.contact-time{color:var(--text-muted);font-size:.75rem}.chat-header{border-bottom:1px solid var(--border-color);background:var(--bg-glass);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);align-items:center;height:80px;padding:0 24px;display:flex}.chat-messages{flex-direction:column;flex:1;gap:16px;padding:24px;display:flex;overflow-y:auto}.message{border-radius:var(--radius-lg);max-width:65%;padding:12px 16px;font-size:.95rem;line-height:1.4;animation:.3s forwards fadeIn;position:relative}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message.inbound{background:var(--bg-secondary);border-bottom-left-radius:4px;align-self:flex-start}.message.outbound{background:var(--whatsapp-dark);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.message-time{color:#fff9;text-align:right;margin-top:4px;font-size:.7rem;display:block}.chat-input-area{background:var(--bg-glass);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-top:1px solid var(--border-color);align-items:center;gap:12px;padding:20px 24px;display:flex}.chat-input{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-xl);color:#fff;outline:none;flex:1;padding:14px 20px;font-family:inherit;font-size:.95rem;transition:all .3s}.chat-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 2px #3b82f633}.send-button{background:var(--accent-primary);color:#fff;cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:48px;height:48px;transition:all .3s;display:flex}.send-button:hover{background:var(--accent-hover);transform:scale(1.05)}.send-button:active{transform:scale(.95)}.empty-state{height:100%;color:var(--text-muted);text-align:center;flex-direction:column;justify-content:center;align-items:center;display:flex}.empty-state h2{color:var(--text-primary);margin-bottom:8px}.empty-state svg{opacity:.5;margin-bottom:24px}