.chat-item{display:flex;align-items:center;gap:.75rem;padding:.875rem 1.25rem;border-bottom:1px solid rgba(0,0,0,.04);transition:all .15s ease;background-color:var(--white-bg-color);color:inherit;cursor:pointer}.chat-item:hover{background-color:var(--list-hover-color)}.chat-item:focus-visible{outline:2px solid var(--primary-color);outline-offset:-2px;background-color:var(--list-hover-color)}.chat-item:last-child{border-bottom:none}.chat-item.unread{background-color:rgba(5,111,240,.02)}.chat-item.unread:hover{background-color:rgba(5,111,240,.04)}.chat-avatar{width:40px;height:40px;border-radius:50%;flex-shrink:0;object-fit:cover;background-color:rgba(0,0,0,.05)}.chat-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:.25rem}.chat-name{font-weight:600;color:var(--primary-text-color);font-size:.9rem;letter-spacing:-.005em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-preview{color:var(--primary-light-text-color);font-size:.85rem;line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-item.unread .chat-preview{font-weight:500;color:var(--primary-text-color)}.chat-meta{display:flex;flex-direction:row;align-items:center;gap:.375em;flex-shrink:0}.chat-time{color:var(--primary-lightest-text-color);font-size:.75rem;font-weight:500;white-space:nowrap}.chat-item.unread .chat-time{color:var(--primary-color);font-weight:600}.chat-unread-dot{width:8px;height:8px;background-color:var(--primary-color);border-radius:50%;flex-shrink:0;box-shadow:0 0 0 2px rgba(5,111,240,.2)}.chat-tabs{display:flex;border-bottom:1px solid rgba(0,0,0,.08);background-color:var(--white-bg-color)}.chat-tab{flex:1;padding:.75rem 1rem;border:none;background:0 0;color:var(--primary-light-text-color);font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease;position:relative;display:flex;align-items:center;justify-content:center;gap:.5rem;border-radius:0;box-shadow:none}.chat-tab:hover{background-color:var(--list-hover-color);color:var(--primary-text-color);box-shadow:none}.chat-tab.active{color:var(--primary-color);font-weight:600}.chat-tab.active::after{content:'';position:absolute;bottom:-1px;left:0;right:0;height:2px;background-color:var(--primary-color)}.requests-count-badge{background-color:var(--highlight-color);color:#fff;font-size:.7rem;font-weight:600;padding:.125rem .4rem;border-radius:10px;min-width:18px;text-align:center}.request-item{display:flex;align-items:center;gap:.75rem;padding:.875rem 1.25rem;border-bottom:1px solid rgba(0,0,0,.04);background-color:var(--white-bg-color);cursor:pointer;transition:background-color .15s ease}.request-item:hover{background-color:rgba(0,0,0,.02)}.request-item:last-child{border-bottom:none}.request-avatar{width:48px;height:48px;border-radius:50%;flex-shrink:0;object-fit:cover;background-color:rgba(0,0,0,.05)}.request-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:.25rem}.request-name{font-weight:600;color:var(--primary-text-color);font-size:.9rem;letter-spacing:-.005em}.request-sender-link{color:var(--primary-text-color);text-decoration:none;transition:color .15s ease}.request-sender-link:hover{color:var(--highlight-color);text-decoration:underline}.request-message{color:var(--primary-light-text-color);font-size:.85rem;line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.request-time{color:var(--primary-lightest-text-color);font-size:.75rem;font-weight:500}.request-actions{display:flex;gap:.5rem;flex-shrink:0}.request-accept-btn,.request-decline-btn{width:32px;height:32px;border-radius:50%;border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease}.request-accept-btn{background-color:rgba(34,197,94,.1);color:#22c55e}.request-accept-btn:hover{background-color:#22c55e;color:#fff;transform:scale(1.05)}.request-decline-btn{background-color:rgba(0,0,0,.05);color:var(--primary-light-text-color)}.request-decline-btn:hover{background-color:rgba(239,68,68,.1);color:#ef4444;transform:scale(1.05)}.request-accept-btn svg,.request-decline-btn svg{width:16px;height:16px}.chat-skeleton{display:flex;flex-direction:column}.chat-skeleton-item{display:flex;align-items:center;gap:.75rem;padding:.875rem 1.25rem;border-bottom:1px solid rgba(0,0,0,.04)}.chat-skeleton-item:last-child{border-bottom:none}.chat-skeleton-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(90deg,#f0f2f5 25%,#e4e6ea 50%,#f0f2f5 75%);background-size:200% 100%;animation:loading-shimmer 1.5s infinite;flex-shrink:0}.chat-skeleton-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:.5rem}.chat-skeleton .skeleton-line{height:12px;border-radius:6px;background:linear-gradient(90deg,#f0f2f5 25%,#e4e6ea 50%,#f0f2f5 75%);background-size:200% 100%;animation:loading-shimmer 1.5s infinite}.chat-skeleton .chat-skeleton-name{height:14px;width:60%}.chat-skeleton .chat-skeleton-preview{width:85%}.chat-skeleton-meta{display:flex;flex-direction:column;align-items:flex-end;gap:.25rem;flex-shrink:0}.chat-skeleton .chat-skeleton-time{height:10px;width:35px}@media (prefers-reduced-motion:reduce){.chat-skeleton .skeleton-line,.chat-skeleton-avatar{animation:none}}