.auth-container{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px;background:var(--gradient-purple)}.auth-card{background:var(--card-background);padding:40px;border-radius:12px;box-shadow:0 10px 40px #0003;width:100%;max-width:450px}.auth-card h1{text-align:center;margin-bottom:30px;color:var(--text-primary);font-size:2rem}.form-group input{width:100%;padding:12px 16px;border:2px solid var(--border-color);border-radius:8px;font-size:1rem;transition:border-color .3s}.btn-primary{width:100%;padding:14px;background:var(--gradient-bubble);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;margin-top:10px}.btn-primary:hover:not(:disabled){background:var(--deep-purple);transform:translateY(-2px);box-shadow:0 4px 12px #7a3ec84d}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.auth-link{text-align:center;margin-top:20px;color:var(--text-secondary)}.auth-link a{color:var(--primary-color);text-decoration:none;font-weight:600}.auth-link a:hover{text-decoration:underline}.consent-section{margin:20px 0;padding:16px;background:var(--hover-color);border-radius:8px;border:1px solid var(--border-color)}.consent-item{margin-bottom:12px}.consent-item:last-child{margin-bottom:0}.consent-label{display:flex;align-items:flex-start;cursor:pointer;font-size:.95rem;color:var(--text-primary)}.consent-label input[type=checkbox]{margin-right:10px;margin-top:3px;cursor:pointer;width:18px;height:18px;flex-shrink:0}.consent-label span{line-height:1.5}.link-button{background:none;border:none;color:var(--primary-color);text-decoration:underline;cursor:pointer;padding:0;font-size:inherit;font-family:inherit;transition:color .2s}.link-button:hover{color:var(--deep-purple)}.error-message{background-color:#fee;color:#c33;padding:12px;border-radius:8px;margin-bottom:16px;font-size:.95rem;border:1px solid #fcc}.policy-modal{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#000000b3;display:flex;justify-content:center;align-items:center;z-index:1000;padding:20px}.policy-content{background:#fff;border-radius:12px;max-width:800px;width:100%;max-height:90vh;display:flex;flex-direction:column;box-shadow:0 4px 6px #0000001a}.policy-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid #e5e7eb}.policy-header h2{margin:0;font-size:1.5rem;color:#1f2937}.close-btn{background:none;border:none;font-size:2rem;color:#6b7280;cursor:pointer;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:8px;transition:all .2s}.close-btn:hover{background-color:#f3f4f6;color:#1f2937}.policy-body{padding:24px;overflow-y:auto;flex:1;color:#374151;line-height:1.6}.policy-body h3{font-size:1.25rem;margin-top:0;margin-bottom:20px;color:#1f2937;text-align:center}.policy-body h4{font-size:1.1rem;margin-top:24px;margin-bottom:12px;color:#1f2937}.policy-body p{margin:10px 0}.policy-body ul{margin:10px 0;padding-left:24px}.policy-body li{margin:6px 0}.policy-body strong{color:#1f2937;font-weight:600}.policy-body::-webkit-scrollbar{width:8px}.policy-body::-webkit-scrollbar-track{background:#f1f1f1;border-radius:4px}.policy-body::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}.policy-body::-webkit-scrollbar-thumb:hover{background:#94a3b8}@media (max-width: 768px){.policy-modal{padding:10px}.policy-content{max-height:95vh}.policy-header h2{font-size:1.25rem}.policy-body{padding:16px}.policy-body h3{font-size:1.1rem}.policy-body h4{font-size:1rem}}.friends-list{padding:0}.friends-search{padding:15px;border-bottom:1px solid var(--border-color);background:var(--card-background)}.friends-search-input{width:100%;padding:10px 15px;border:2px solid var(--border-color);border-radius:8px;font-size:.95rem;transition:border-color .3s}.friends-search-input:focus{outline:none;border-color:var(--primary-color)}.friends-search-input::placeholder{color:var(--text-secondary)}.friend-item{display:flex;align-items:center;padding:15px 20px;cursor:pointer;border-bottom:1px solid var(--border-color);transition:background .2s}.friend-item:hover{background:var(--background)}.friend-item.active{background:#e3f2fd;border-left:4px solid var(--primary-color)}.friend-avatar{position:relative;width:50px;height:50px;border-radius:50%;overflow:hidden;margin-right:15px;flex-shrink:0}.friend-avatar img{width:100%;height:100%;object-fit:cover}.friend-info{flex:1;min-width:0}.friend-header{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:5px}.friend-info h4{margin:0;font-size:1rem;font-weight:600;color:var(--text-primary);flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.message-time{font-size:.75rem;color:var(--text-secondary);white-space:nowrap;flex-shrink:0}.friend-status{margin:0;font-size:.85rem;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.friend-last-message{margin:0;font-size:.85rem;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-style:italic}.chat-window{display:flex;flex-direction:column;height:100vh;background:var(--background)}.chat-header{padding:20px;background:var(--card-background);border-bottom:1px solid var(--border-color);display:flex;align-items:center;gap:15px}.btn-back-mobile{display:none;padding:10px;background:transparent;border:none;color:var(--primary-color);cursor:pointer;border-radius:8px;transition:all .3s}.btn-back-mobile:hover{background:var(--background)}.btn-back-mobile:active{transform:scale(.95)}.chat-friend-info{display:flex;align-items:center;flex:1}.chat-avatar{position:relative;width:50px;height:50px;border-radius:50%;overflow:hidden;margin-right:15px}.chat-avatar img{width:100%;height:100%;object-fit:cover}.chat-header h3{margin:0 0 5px;font-size:1.1rem}.chat-header .status{margin:0;font-size:.9rem;color:var(--text-secondary)}.messages-container{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:15px}.no-messages{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-secondary)}.message{max-width:70%;display:flex;flex-direction:column;gap:5px}.message.own{align-self:flex-end}.message.other{align-self:flex-start}.message-content{padding:12px 16px;border-radius:12px;word-wrap:break-word;line-height:1.5}.message.own .message-content{background:var(--primary-color);color:#fff;border-bottom-right-radius:4px}.message.other .message-content{background:var(--card-background);color:var(--text-primary);border-bottom-left-radius:4px;box-shadow:var(--shadow)}.message-image{max-width:300px;border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}.message-image img{width:100%;height:auto;display:block}.message-time{font-size:.75rem;color:var(--text-secondary);padding:0 5px}.message.own .message-time{align-self:flex-end}.message.other .message-time{align-self:flex-start}.typing-indicator{display:flex;gap:4px;padding:12px 16px;background:var(--card-background);border-radius:12px;width:fit-content;box-shadow:var(--shadow)}.typing-indicator span{width:8px;height:8px;background:var(--text-secondary);border-radius:50%;animation:typing 1.4s infinite}.typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-10px)}}.message-input-container{display:flex;gap:10px;padding:20px;background:var(--card-background);border-top:1px solid var(--border-color)}.btn-image{padding:10px;background:transparent;border:2px solid var(--border-color);border-radius:8px;cursor:pointer;color:var(--text-secondary);transition:all .3s;display:flex;align-items:center;justify-content:center}.btn-image:hover{border-color:var(--primary-color);color:var(--primary-color)}.message-input{flex:1;padding:12px 16px;border:2px solid var(--border-color);border-radius:8px;font-size:1rem;font-family:inherit;transition:border-color .3s}.message-input:focus{outline:none;border-color:var(--primary-color)}.btn-send{padding:10px 16px;background:var(--primary-color);color:#fff;border:none;border-radius:8px;cursor:pointer;transition:background .3s;display:flex;align-items:center;justify-content:center}.btn-send:hover:not(:disabled){background:#3a7bc8}.btn-send:disabled{opacity:.5;cursor:not-allowed}@media (max-width: 768px){.btn-back-mobile{display:flex;align-items:center;justify-content:center}.chat-header{padding:15px}.chat-avatar{width:40px;height:40px}.chat-header h3{font-size:1rem}.messages-container,.message-input-container{padding:15px}}.friend-requests{padding:20px}.request-item{display:flex;align-items:flex-start;padding:15px;background:var(--card-background);border:1px solid var(--border-color);border-radius:8px;margin-bottom:15px}.request-avatar{width:50px;height:50px;border-radius:50%;overflow:hidden;margin-right:15px;flex-shrink:0}.request-avatar img{width:100%;height:100%;object-fit:cover}.request-info{flex:1}.request-info h4{margin:0 0 5px;font-size:1rem;font-weight:600}.request-info p{margin:0 0 15px;font-size:.9rem;color:var(--text-secondary)}.request-actions{display:flex;gap:10px}.btn-accept,.btn-reject{padding:8px 16px;border:none;border-radius:6px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .3s}.btn-accept{background:var(--success-color);color:#fff}.btn-accept:hover{background:#27ae60}.btn-reject{background:transparent;border:1px solid var(--error-color);color:var(--error-color)}.btn-reject:hover{background:var(--error-color);color:#fff}.search-users{padding:20px}.search-form{display:flex;gap:10px;margin-bottom:20px}.search-input{flex:1;padding:10px 15px;border:2px solid var(--border-color);border-radius:8px;font-size:.95rem;transition:border-color .3s}.search-input:focus{outline:none;border-color:var(--primary-color)}.btn-search{padding:10px 20px;background:var(--primary-color);color:#fff;border:none;border-radius:8px;font-weight:500;cursor:pointer;transition:background .3s}.btn-search:hover:not(:disabled){background:#3a7bc8}.btn-search:disabled{opacity:.6;cursor:not-allowed}.search-results{display:flex;flex-direction:column;gap:10px}.no-results{text-align:center;padding:40px 20px;color:var(--text-secondary)}.user-item{display:flex;align-items:center;padding:12px;background:var(--card-background);border:1px solid var(--border-color);border-radius:8px;transition:box-shadow .3s}.user-item:hover{box-shadow:var(--shadow)}.user-avatar{width:45px;height:45px;border-radius:50%;overflow:hidden;margin-right:12px;flex-shrink:0}.user-avatar img{width:100%;height:100%;object-fit:cover}.user-info{flex:1;min-width:0}.user-info h4{margin:0 0 4px;font-size:.95rem;font-weight:600}.user-info p{margin:0;font-size:.85rem;color:var(--text-secondary)}.btn-add,.btn-sent{padding:8px 16px;border:none;border-radius:6px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all 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h2{margin:0;font-size:1.5rem;color:var(--text-primary)}.btn-close{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:8px;border-radius:8px;transition:all .3s;display:flex;align-items:center;justify-content:center}.btn-close:hover{background:var(--background);color:var(--text-primary)}.settings-content{padding:20px}.settings-section{background:var(--card-background);padding:20px;border-radius:12px;margin-bottom:20px;box-shadow:var(--shadow)}.settings-section h3{margin:0 0 15px;font-size:1.1rem;color:var(--text-primary)}.info-item{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border-color)}.info-item:last-child{border-bottom:none}.info-label{font-weight:500;color:var(--text-secondary)}.info-value{color:var(--text-primary);font-weight:600}.settings-form{background:var(--card-background);padding:20px;border-radius:12px;box-shadow:var(--shadow)}.settings-form h3{margin:0 0 20px;font-size:1.1rem;color:var(--text-primary)}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:var(--text-primary)}.form-group input{width:100%;padding:12px;border:2px solid var(--border-color);border-radius:8px;font-size:1rem;font-family:inherit;transition:border-color .3s}.form-group input:focus{outline:none;border-color:var(--primary-color)}.form-group input:disabled{background:var(--background);cursor:not-allowed;opacity:.6}.warning-message{padding:12px;background:#fff3cd;border:1px solid #ffc107;border-radius:8px;color:#856404;margin-bottom:20px;font-size:.9rem}.success-message{padding:12px;background:#d4edda;border:1px solid #28a745;border-radius:8px;color:#155724;margin-bottom:15px;font-size:.9rem}.error-message{padding:12px;background:#f8d7da;border:1px solid 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768px){.settings-modal{width:95%;max-height:95vh}.settings-header{padding:15px}.settings-header h2{font-size:1.3rem}.settings-content{padding:0 15px 15px}.settings-section,.settings-form{padding:15px}.avatar-preview{width:120px;height:120px}.avatar-placeholder-large{font-size:3rem}}.dashboard{display:flex;height:100vh;overflow:hidden}.sidebar{width:350px;display:flex;flex-direction:column}.sidebar-header{padding:20px;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center;gap:300px}.logo-container{display:flex;align-items:center;gap:12px}.app-logo{width:60px;height:60px;border-radius:8px;object-fit:contain}.sidebar-header h2{margin:0;background:var(--gradient-purple);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:700;font-size:1.8rem}.user-avatar{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem;color:#fff;flex-shrink:0;box-shadow:0 2px 8px #7a3ec84d}.user-info .username{font-weight:600;color:var(--text-primary);font-size:.95rem}.btn-logout{padding:6px 12px;background:transparent;border:1px solid var(--error-color);color:var(--error-color);border-radius:6px;cursor:pointer;font-size:.9rem;transition:all .3s}.btn-logout:hover{background:var(--error-color);color:#fff}.tabs{display:flex;border-bottom:1px solid var(--border-color)}.tabs button{flex:1;padding:15px;background:transparent;border:none;border-bottom:3px solid transparent;cursor:pointer;font-size:.95rem;font-weight:500;color:var(--text-secondary);transition:all .3s}.tabs button.active{color:var(--primary-color);border-bottom-color:var(--primary-color)}.tabs button:hover{background:var(--background)}.sidebar-content{flex:1;overflow-y:auto}.main-content{flex:1;display:flex;flex-direction:column}.no-chat-selected{flex:1;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);font-size:1.2rem}@media (max-width: 768px){.dashboard{flex-direction:column}.sidebar{width:100%;height:100vh;transition:transform .3s ease}.main-content{position:fixed;top:0;left:0;right:0;bottom:0;z-index:100;transform:translate(100%);transition:transform .3s ease}.dashboard.chat-open .sidebar{transform:translate(-100%)}.dashboard.chat-open .main-content{transform:translate(0)}.no-chat-selected{display:none}.app-logo{width:50px;height:50px}.sidebar-header{padding:15px}.sidebar-header h2{font-size:1.5rem}.user-avatar{width:36px;height:36px;font-size:1rem}.user-info{padding:6px 10px}.user-info .username{font-size:.85rem}}.error-message{padding:12px;background-color:#fee;border:1px solid var(--error-color);border-radius:6px;color:var(--error-color);margin-bottom:20px;font-size:.9rem}.success-message{padding:12px;background-color:#efe;border:1px solid var(--success-color);border-radius:6px;color:var(--success-color);margin-bottom:20px;font-size:.9rem}.online-indicator{width:12px;height:12px;background-color:var(--success-color);border:2px solid white;border-radius:50%;position:absolute;bottom:0;right:0}.avatar-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;font-size:1.2rem}*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #7A3EC8;--secondary-color: #F24CA6;--accent-color: #FF8A00;--deep-purple: #5B2D91;--violet: #7A3EC8;--magenta: #C93DBF;--hot-pink: #F24CA6;--orange: #FF8A00;--warm-orange: #FF6A00;--amber: #FFC300;--background: #F4F4F6;--card-background: #FFFFFF;--text-primary: #2C3E50;--text-secondary: #7F8C8D;--border-color: #E1E8ED;--error-color: #E74C3C;--success-color: #2ECC71;--shadow: 0 2px 8px rgba(0, 0, 0, .1);--gradient-purple: linear-gradient(135deg, #5B2D91 0%, #7A3EC8 33%, #C93DBF 66%, #F24CA6 100%);--gradient-bubble: linear-gradient(135deg, #F24CA6 0%, #FF8A00 100%)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--background);color:var(--text-primary)}#root{width:100%;height:100vh}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;gap:20px}.spinner{width:50px;height:50px;border:4px solid var(--border-color);border-top-color:var(--primary-color);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading{text-align:center;padding:20px;color:var(--text-secondary)}.empty-state{text-align:center;padding:40px 20px;color:var(--text-secondary)}.empty-state p{margin-bottom:10px}.hint{font-size:.9rem;color:var(--text-secondary)}