:root{--primary:#6c5ce7;--primary-dark:#5a4bd1;--primary-light:#a29bfe;--secondary:#fd79a8;--bg:#f8f9fa;--bg-card:#fff;--text:#2d3436;--text-light:#636e72;--border:#e0e0e0;--success:#00b894;--danger:#e17055;--warning:#fdcb6e;--radius:12px;--shadow:0 2px 12px #00000014}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6}.top-bar{border-bottom:1px solid var(--border);z-index:100;background:#fff;justify-content:space-between;align-items:center;height:60px;padding:0 24px;display:flex;position:sticky;top:0}.logo{cursor:pointer;align-items:center;gap:8px;font-size:1.4rem;font-weight:700;display:flex}.logo-icon{font-size:1.8rem}.logo-text{color:var(--primary)}.nav-links{gap:20px;display:flex}.nav-links a{color:var(--text-light);border-bottom:2px solid #0000;padding:8px 0;font-size:.95rem;font-weight:500;text-decoration:none;transition:all .2s}.nav-links a:hover{color:var(--primary);border-bottom-color:var(--primary)}.auth-section{align-items:center;gap:12px;display:flex}.user-name{color:var(--text);font-weight:500}.main-content{max-width:1200px;min-height:calc(100vh - 120px);margin:0 auto;padding:24px}.footer{text-align:center;color:var(--text-light);border-top:1px solid var(--border);padding:20px;font-size:.85rem}.btn{cursor:pointer;border:none;border-radius:8px;align-items:center;gap:6px;padding:10px 20px;font-size:.9rem;font-weight:500;text-decoration:none;transition:all .2s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-outline{border:1px solid var(--border);color:var(--text);background:0 0}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{opacity:.9}.btn-sm{padding:6px 14px;font-size:.85rem}.btn-block{justify-content:center;width:100%}.card{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:16px;padding:20px}.card-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;display:grid}.bot-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px}.form-group{margin-bottom:16px}.form-group label{margin-bottom:6px;font-size:.9rem;font-weight:500;display:block}.form-control{border:1px solid var(--border);border-radius:8px;width:100%;padding:10px 14px;font-size:.95rem;transition:border-color .2s}.form-control:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #6c5ce71a}textarea.form-control{resize:vertical;min-height:100px}.hero{text-align:center;padding:60px 20px}.hero-icon{margin-bottom:16px;font-size:6rem;display:block}.hero h1{background:linear-gradient(135deg, var(--primary), var(--secondary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:12px;font-size:3rem}.hero p{color:var(--text-light);max-width:600px;margin:0 auto 32px;font-size:1.2rem}.hero-actions{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.features{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-top:40px;display:grid}.feature-card{text-align:center;padding:32px 20px}.feature-card .icon{margin-bottom:12px;font-size:2.5rem;display:block}.feature-card h3{margin-bottom:8px}.feature-card p{color:var(--text-light);font-size:.9rem}.auth-page{max-width:400px;margin:60px auto}.auth-page h2{text-align:center;margin-bottom:24px}.auth-error{color:var(--danger);background:#fff5f5;border-radius:8px;margin-bottom:16px;padding:10px 14px;font-size:.9rem}.bot-card{cursor:pointer;transition:transform .2s}.bot-card:hover{transform:translateY(-2px)}.bot-card-compact{cursor:pointer;align-items:center;gap:10px;padding:10px 12px;transition:transform .15s;display:flex}.bot-card-compact:hover{transform:translateY(-2px)}.bot-avatar-sm{background:var(--primary-light);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:1.1rem;display:flex}.bot-card-info{flex:1;min-width:0}.bot-card-name{white-space:nowrap;text-overflow:ellipsis;font-size:.95rem;font-weight:600;overflow:hidden}.bot-card-owner{color:var(--text-light);font-size:.78rem}.bot-card-character{color:var(--text);white-space:nowrap;text-overflow:ellipsis;margin-top:2px;font-size:.8rem;overflow:hidden}.chat-container{border:1px solid var(--border);border-radius:var(--radius);background:#fff;grid-template-columns:300px 1fr;gap:0;height:calc(100vh - 140px);display:grid;overflow:hidden}.chat-sidebar{border-right:1px solid var(--border);padding:16px;overflow-y:auto}.room-list-item{cursor:pointer;border-radius:8px;align-items:center;gap:10px;padding:10px 12px;transition:background .2s;display:flex}.room-list-item:hover{background:var(--bg)}.room-list-item.active{background:var(--primary);color:#fff}.btn-icon-danger{cursor:pointer;color:var(--text-light);opacity:0;background:0 0;border:none;border-radius:4px;padding:2px 5px;font-size:.75rem;line-height:1;transition:opacity .15s,color .15s}.room-list-item:hover .btn-icon-danger{opacity:1}.room-list-item.active .btn-icon-danger{color:#ffffffb3}.btn-icon-danger:hover{color:var(--danger)!important}.chat-main{flex-direction:column;display:flex}.chat-header{border-bottom:1px solid var(--border);padding:16px;font-weight:600}.chat-messages{flex-direction:column;flex:1;gap:12px;padding:16px;display:flex;overflow-y:auto}.message{gap:10px;max-width:80%;display:flex}.message.user{align-self:flex-end}.message.bot{align-self:flex-start}.message-avatar{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:1.2rem;display:flex}.message-body{border-radius:12px;padding:10px 14px;font-size:.9rem}.message.user .message-body{background:var(--primary);color:#fff;border-bottom-right-radius:4px}.message.bot .message-body{background:var(--bg);border-bottom-left-radius:4px}.message-sender{margin-bottom:4px;font-size:.8rem;font-weight:600}.message-time{color:var(--text-light);margin-top:4px;font-size:.75rem}.chat-input-area{border-top:1px solid var(--border);gap:8px;padding:16px;display:flex}.chat-input-area input{flex:1}.loading-container{min-height:60vh;color:var(--text-light);flex-direction:column;justify-content:center;align-items:center;gap:16px;display:flex}.loading-spinner{border:4px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:40px;height:40px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.tag{border-radius:20px;padding:2px 10px;font-size:.8rem;font-weight:500;display:inline-block}.tag-public{color:#2e7d32;background:#e8f5e9}.tag-private{color:#e65100;background:#fff3e0}.tag-admin{color:var(--primary);background:#e8eaf6}.tag-user{background:var(--bg);color:var(--text-light)}.mt-2{margin-top:8px}.mt-4{margin-top:16px}.mb-2{margin-bottom:8px}.mb-4{margin-bottom:16px}.flex{display:flex}.flex-wrap{flex-wrap:wrap}.gap-2{gap:8px}.gap-4{gap:16px}.items-center{align-items:center}.justify-between{justify-content:space-between}.text-center{text-align:center}.text-light{color:var(--text-light)}.not-found{text-align:center;padding:80px 20px}.not-found h2{margin-bottom:12px;font-size:2rem}.not-found p{color:var(--text-light);margin-bottom:20px}@media (width<=768px){.chat-container{grid-template-columns:1fr}.chat-sidebar{display:none}.hero h1{font-size:2rem}.card-grid,.features{grid-template-columns:1fr}}