.app-logo{font-weight:800;letter-spacing:-1.5px;text-transform:lowercase;line-height:1;font-family:inherit}.app-logo--sm{font-size:1rem}.app-logo--md{font-size:1.75rem}.app-logo--lg{font-size:2.2rem}.app-logo:not(.app-logo--light){color:var(--red)}.app-logo--light{color:#fff}.lang-switcher{padding:6px 10px;border:2px solid var(--gray-200);border-radius:8px;background:#fff;font-size:.85rem;font-family:inherit;cursor:pointer;color:var(--gray-700)}.lang-switcher.compact{padding:4px 8px;font-size:.8rem;background:#fff3;border-color:#ffffff4d;color:#fff}.lang-switcher:focus{outline:none;border-color:var(--red)}.login-lang{position:absolute;top:20px;right:20px;z-index:10}.login-page{min-height:100dvh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--red) 0%,var(--red-dark) 100%);padding:20px;position:relative;overflow:hidden}.login-bg-pattern{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 20% 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input:focus{border-color:var(--red)}.btn-primary{margin-top:16px;padding:14px;background:var(--red);color:#fff;border-radius:var(--radius);font-size:1rem;font-weight:600;transition:background .2s}.btn-primary:hover{background:var(--red-dark)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-link{background:none;color:var(--red);font-size:.9rem;margin-top:8px;padding:8px}.login-error{margin-top:16px;padding:12px;background:var(--red-light);color:var(--red-dark);border-radius:var(--radius);font-size:.9rem;text-align:center}.login-features{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:24px;padding-top:24px;border-top:1px solid var(--gray-200)}.feature{font-size:.8rem;color:var(--gray-500);display:flex;align-items:center;gap:6px}.login-platforms{text-align:center;margin-top:16px;font-size:.75rem;color:var(--gray-300)}.chat-list{flex:1;display:flex;flex-direction:column;overflow:hidden}.search-box{padding:12px 16px;border-bottom:1px solid var(--gray-100)}.search-box input{width:100%;padding:10px 16px;background:var(--gray-100);border-radius:24px;font-size:.9rem}.search-results{border-bottom:1px solid var(--gray-100);max-height:200px;overflow-y:auto}.search-hint{padding:12px 20px;color:var(--gray-500);font-size:.85rem}.conversations{flex:1;overflow-y:auto}.chat-item{display:flex;align-items:center;gap:12px;width:100%;padding:12px 16px;background:none;text-align:left;transition:background .15s}.chat-item:hover{background:var(--gray-50)}.chat-item.active{background:var(--red-light)}.avatar{width:48px;height:48px;border-radius:50%;background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem;flex-shrink:0}.chat-info{flex:1;min-width:0}.chat-top{display:flex;justify-content:space-between;align-items:center}.chat-name{font-weight:600;font-size:.95rem;color:var(--gray-900)}.chat-time{font-size:.75rem;color:var(--gray-500)}.chat-preview{display:block;font-size:.85rem;color:var(--gray-500);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}.empty-chats{padding:40px 20px;text-align:center;color:var(--gray-500);font-size:.9rem}.chat-window{display:flex;flex-direction:column;height:100%;background:var(--gray-50)}.chat-header{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--white);border-bottom:1px solid var(--gray-200)}.back-btn{background:none;font-size:1.3rem;color:var(--red);display:none}.chat-header-info{display:flex;align-items:center;gap:10px;flex:1}.avatar-sm{width:40px;height:40px;border-radius:50%;background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}.header-name{font-weight:600;display:block}.typing-indicator{font-size:.75rem;color:var(--red);font-style:italic}.chat-actions{display:flex;gap:4px}.action-btn{background:var(--gray-100);width:40px;height:40px;border-radius:50%;font-size:1.1rem;transition:background .2s}.action-btn:hover{background:var(--red-light)}.messages-area{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:4px}.message{display:flex}.message.mine{justify-content:flex-end}.message.theirs{justify-content:flex-start}.message-bubble{max-width:70%;padding:8px 12px;border-radius:16px;position:relative;word-wrap:break-word}.message.mine .message-bubble{background:var(--red);color:#fff;border-bottom-right-radius:4px}.message.theirs .message-bubble{background:var(--white);color:var(--gray-900);border-bottom-left-radius:4px;box-shadow:var(--shadow)}.message-bubble p{margin:0;line-height:1.4}.msg-time{display:block;font-size:.65rem;opacity:.7;margin-top:4px;text-align:right}.msg-image{max-width:100%;border-radius:8px;margin-bottom:4px;cursor:pointer}.msg-file{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit;padding:8px;background:#0000000d;border-radius:8px}.message.mine .msg-file{background:#ffffff26}.file-name{font-weight:600;font-size:.85rem}.file-size{font-size:.75rem;opacity:.7}.upload-bar{position:relative;height:24px;background:var(--gray-200);text-align:center;font-size:.75rem;line-height:24px;color:var(--gray-700)}.upload-progress{position:absolute;left:0;top:0;height:100%;background:var(--red-light);transition:width .3s}.chat-input-area{background:var(--white);border-top:1px solid var(--gray-200);padding:8px 12px;position:relative}.emoji-picker-wrap{position:absolute;bottom:60px;left:12px;z-index:10}.input-row{display:flex;align-items:center;gap:8px}.input-btn{background:none;font-size:1.3rem;padding:4px}.msg-input{flex:1;padding:10px 16px;background:var(--gray-100);border-radius:24px;font-size:.95rem}.send-btn{width:40px;height:40px;border-radius:50%;background:var(--red);color:#fff;font-size:1.1rem;display:flex;align-items:center;justify-content:center;transition:background .2s}.send-btn:hover{background:var(--red-dark)}.send-btn:disabled{opacity:.4}@media(max-width:768px){.mobile-only{display:block}}.stories-bar{border-bottom:1px solid var(--gray-100);padding:12px 0}.stories-scroll{display:flex;gap:12px;padding:0 16px;overflow-x:auto}.story-item{display:flex;flex-direction:column;align-items:center;gap:4px;background:none;min-width:64px}.story-ring{width:56px;height:56px;border-radius:50%;padding:3px;background:linear-gradient(135deg,var(--red),#F97316)}.story-ring.add{background:var(--gray-200);display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:var(--red)}.story-ring.own{background:var(--gray-300)}.story-avatar{width:100%;height:100%;border-radius:50%;background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;border:2px solid white}.story-label{font-size:.7rem;color:var(--gray-700);max-width:64px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.story-post-modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:500}.story-post-card{background:#fff;border-radius:16px;padding:24px;width:90%;max-width:360px;text-align:center}.story-post-card h3{color:var(--red);margin-bottom:4px}.story-post-hint{color:var(--gray-500);font-size:.85rem;margin-bottom:16px}.duration-picker{display:flex;gap:8px;justify-content:center;margin-bottom:16px}.duration-btn{padding:8px 20px;border-radius:20px;background:var(--gray-100);color:var(--gray-700);font-weight:600;font-size:.9rem}.duration-btn.active{background:var(--red);color:#fff}.story-caption-input{width:100%;padding:10px 14px;border:2px solid var(--gray-200);border-radius:var(--radius);margin-bottom:12px;font-size:.9rem}.call-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000e6;z-index:1000;display:flex;align-items:center;justify-content:center}.call-container{text-align:center;color:#fff;width:100%;max-width:600px;padding:20px;position:relative}.remote-video{width:100%;max-height:60vh;border-radius:12px;background:#000}.local-video{position:absolute;top:20px;right:20px;width:120px;height:90px;border-radius:8px;object-fit:cover;border:2px solid var(--red)}.call-avatar-lg{width:120px;height:120px;border-radius:50%;background:var(--red);display:flex;align-items:center;justify-content:center;font-size:3rem;font-weight:700;margin:0 auto 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linear}.story-header{display:flex;justify-content:space-between;align-items:center;padding:24px 16px 12px;position:relative;z-index:2;color:#fff}.story-user{display:flex;align-items:center;gap:8px;font-weight:600}.story-avatar-sm{width:32px;height:32px;border-radius:50%;background:var(--red);display:flex;align-items:center;justify-content:center;font-size:.85rem}.story-expiry{font-size:.75rem;opacity:.7;font-weight:400}.story-close{background:none;color:#fff;font-size:1.2rem;padding:8px}.story-content{flex:1;display:flex;align-items:center;justify-content:center;position:relative}.story-media{max-width:100%;max-height:80vh;object-fit:contain}.story-tap-left,.story-tap-right{position:absolute;top:0;bottom:0;width:30%;z-index:1}.story-tap-left{left:0}.story-tap-right{right:0}.story-caption{position:absolute;bottom:40px;left:16px;right:16px;color:#fff;text-align:center;font-size:.95rem;text-shadow:0 1px 4px rgba(0,0,0,.5)}.main-app{display:flex;height:100dvh;background:var(--white)}.sidebar{width:380px;min-width:380px;border-right:1px solid var(--gray-200);display:flex;flex-direction:column;background:var(--white)}.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background:var(--red);color:#fff}.brand{display:flex;flex-direction:column}.brand-name{display:block}.brand-domain{font-size:.7rem;opacity:.8}.header-actions{display:flex;align-items:center;gap:8px}.icon-btn{background:#fff3;color:#fff;width:36px;height:36px;border-radius:50%;font-size:1rem;display:flex;align-items:center;justify-content:center;transition:background .2s}.icon-btn:hover{background:#ffffff4d}.chat-area{flex:1;display:flex;flex-direction:column;min-width:0}.chat-placeholder{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--gray-500);background:var(--gray-50)}.placeholder-icon{font-size:4rem;margin-bottom:16px}.chat-placeholder h2{color:var(--red);font-size:1.5rem;margin-bottom:8px}.placeholder-features{display:flex;gap:16px;margin-top:24px;font-size:.85rem}.placeholder-features span{background:var(--red-light);color:var(--red);padding:6px 14px;border-radius:20px}@media(max-width:768px){.sidebar{width:100%;min-width:100%}.hidden-mobile{display:none!important}}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100dvh;background:linear-gradient(135deg,var(--red) 0%,var(--red-dark) 100%);color:#fff}.logo-pulse{font-size:2.5rem;font-weight:800;letter-spacing:-1px;animation:pulse 1.5s ease-in-out infinite}.loading-screen p{margin-top:8px;opacity:.8;font-size:.9rem}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(.98)}}:root{--red: #DC2626;--red-dark: #B91C1C;--red-light: #FEE2E2;--white: #FFFFFF;--gray-50: #F9FAFB;--gray-100: #F3F4F6;--gray-200: #E5E7EB;--gray-300: #D1D5DB;--gray-500: #6B7280;--gray-700: #374151;--gray-900: #111827;--shadow: 0 4px 6px -1px rgba(0,0,0,.1);--radius: 12px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--gray-50);color:var(--gray-900);-webkit-font-smoothing:antialiased;overflow:hidden;height:100dvh}#root{height:100dvh}button{cursor:pointer;border:none;font-family:inherit}input,textarea{font-family:inherit;border:none;outline:none}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-thumb{background:var(--gray-300);border-radius:3px}