*,:before,:after,::backdrop{--tw-border-spacing-x:0;--tw-border-spacing-y:0;--tw-translate-x:0;--tw-translate-y:0;--tw-rotate:0;--tw-skew-x:0;--tw-skew-y:0;--tw-scale-x:1;--tw-scale-y:1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness:proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-color:#3b82f680;--tw-ring-offset-shadow:0 0 #0000;--tw-ring-shadow:0 0 #0000;--tw-shadow:0 0 #0000;--tw-shadow-colored:0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }*,:before,:after{box-sizing:border-box;border:0 solid #e5e7eb}:before,:after{--tw-content:""}html,:host{-webkit-text-size-adjust:100%;tab-size:4;font-feature-settings:normal;font-variation-settings:normal;-webkit-tap-highlight-color:transparent;font-family:ui-sans-serif,system-ui,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji;line-height:1.5}body{line-height:inherit;margin:0}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-feature-settings:normal;font-variation-settings:normal;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-feature-settings:inherit;font-variation-settings:inherit;font-family:inherit;font-size:100%;font-weight:inherit;line-height:inherit;letter-spacing:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}button,input:where([type=button]),input:where([type=reset]),input:where([type=submit]){-webkit-appearance:button;background-color:#0000;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:baseline}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dl,dd,h1,h2,h3,h4,h5,h6,hr,figure,p,pre{margin:0}fieldset{margin:0;padding:0}legend{padding:0}ol,ul,menu{margin:0;padding:0;list-style:none}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder{opacity:1;color:#9ca3af}textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}button,[role=button]{cursor:pointer}:disabled{cursor:default}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}.visible{visibility:visible}.fixed{position:fixed}.absolute{position:absolute}.relative{position:relative}.block{display:block}.flex{display:flex}.hidden{display:none}.transform{transform:translate(var(--tw-translate-x), var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.resize{resize:both}.border{border-width:1px}.p-4{padding:1rem}.filter{filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}.transition{transition-property:color,background-color,border-color,text-decoration-color,fill,stroke,opacity,box-shadow,transform,filter,-webkit-backdrop-filter,backdrop-filter;transition-duration:.15s;transition-timing-function:cubic-bezier(.4,0,.2,1)}:root{--bg-surface:#fff;--bg-tertiary:#f0f0f0;--bg-hover:#e8e8e8;--text-primary:#1a1a1a;--text-secondary:#666;--border-color:#e0e0e0}[data-theme=dark]{--bg-surface:#1e1e1e;--bg-tertiary:#2d2d2d;--bg-hover:#3d3d3d;--text-primary:#e5e5e5;--text-secondary:#a0a0a0;--border-color:#404040}.auth-container{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);justify-content:center;align-items:center;height:100vh;display:flex}.auth-card{background:#fff;border-radius:12px;width:400px;padding:40px;box-shadow:0 10px 25px #0000001a}.auth-card h2{text-align:center;color:#333;margin-bottom:30px}.auth-card input{border:1px solid #ddd;border-radius:6px;width:100%;margin-bottom:15px;padding:12px;font-size:14px}.auth-card button{color:#fff;cursor:pointer;background:#667eea;border:none;border-radius:6px;width:100%;margin-bottom:10px;padding:12px;font-size:16px}.auth-card button:hover{background:#5a67d8}.auth-card .error{color:#e53e3e;text-align:center;margin-top:10px;font-size:14px}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.chat-app{height:100vh;display:flex}.chat-sidebar{background:#fff;border-right:1px solid #ddd;flex-direction:column;width:300px;display:flex}.sidebar-header{border-bottom:1px solid #eee;align-items:center;gap:12px;padding:16px;display:flex}.user-avatar{border-radius:50%;width:40px;height:40px;overflow:hidden}.user-avatar img{-o-object-fit:cover;object-fit:cover;width:100%;height:100%}.user-info{flex:1;font-weight:700}.filters{border-bottom:1px solid #eee;gap:8px;padding:12px;display:flex}.filters button{cursor:pointer;background:#f0f2f5;border:none;border-radius:8px;flex:1;padding:8px}.filters button.active{color:#fff;background:#667eea}#createChatBtn,#createGroupBtn{color:#fff;cursor:pointer;background:#48bb78;border:none;border-radius:8px;margin:8px 12px;padding:10px}.chats-list{flex:1;overflow-y:auto}.chat-item{cursor:pointer;border-bottom:1px solid #f0f0f0;justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.chat-item.active{background:#e7f3ff}.unread-badge{color:#fff;background:#667eea;border-radius:12px;padding:2px 8px;font-size:12px}.chat-main{background:#f8f9fa;flex-direction:column;flex:1;display:flex}.chat-header{background:#fff;border-bottom:1px solid #eee;justify-content:space-between;align-items:center;padding:16px;display:flex}.messages-area{flex-direction:column;flex:1;gap:12px;padding:20px;display:flex;overflow-y:auto}.message{flex-direction:column;max-width:60%;display:flex}.message.own{align-self:flex-end}.bubble{background:#fff;border-radius:18px;padding:10px 15px;box-shadow:0 1px 2px #0000001a}.message.own .bubble{color:#fff;background:#667eea}.message-time{color:#888;margin-top:4px;font-size:11px}.message-actions{gap:8px;margin-top:4px;display:flex}.edited-mark{color:#999;margin-left:5px;font-size:10px}.message-input-area{background:#fff;border-top:1px solid #eee;gap:12px;padding:16px;display:flex}.message-input-area input{border:1px solid #ddd;border-radius:24px;flex:1;padding:12px}.message-input-area button{color:#fff;cursor:pointer;background:#667eea;border:none;border-radius:24px;padding:0 20px}body.dark-theme .chat-sidebar,body.dark-theme .chat-header,body.dark-theme .message-input-area{color:#e2e8f0;background:#1e293b;border-color:#334155}body.dark-theme .chat-main{background:#0f172a}body.dark-theme .bubble{color:#e2e8f0;background:#1e293b}body.dark-theme .message.own .bubble{color:#fff;background:#2563eb}.nav-panel{background:#f0f2f5;border-right:1px solid #ddd;flex-direction:column;align-items:center;gap:15px;width:60px;height:100vh;padding-top:15px;transition:background .3s;display:flex}.nav-item{cursor:pointer;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;font-size:22px;transition:background .2s;display:flex}.nav-item:hover{background:#e0e0e0}.nav-item.active{background:#c7d2fe}body.dark-theme .nav-panel{background:#16213e;border-color:#0f3460}body.dark-theme .nav-item:hover{background:#1e293b}body.dark-theme .nav-item.active{background:#1e3a8a}.status-circles{flex-wrap:wrap;gap:15px;padding:15px;display:flex}.status-circle{background-color:#e0e0e0;background-position:50%;background-size:cover;border-radius:50%;justify-content:center;align-items:center;width:70px;height:70px;display:flex;position:relative}.status-name{white-space:nowrap;font-size:12px;position:absolute;bottom:-18px}.section-title{border-bottom:1px solid #eee;padding:10px 15px;font-weight:700}body.dark-theme .section-title{border-color:#334155}.chat-item button{cursor:pointer;background:0 0;border:none;border-radius:4px;padding:2px 6px;font-size:12px}.chat-item button:hover{background:#0000001a}body.dark-theme .chat-item button:hover{background:#ffffff1a}#contactBanner{background:#fff3cd;border-bottom:1px solid #ffc107;justify-content:space-between;padding:8px 12px;display:flex}.settings-panel{z-index:2000;background:#fff;border-right:1px solid #ddd;width:340px;height:100vh;transition:transform .3s;position:fixed;top:0;left:0;overflow-y:auto}.settings-panel-content{padding:20px}.settings-close{cursor:pointer;font-size:24px;position:absolute;top:15px;right:15px}.settings-profile{text-align:center;margin-bottom:30px}.settings-avatar-wrapper{width:100px;height:100px;margin:0 auto;position:relative}.settings-avatar-wrapper img{-o-object-fit:cover;object-fit:cover;border-radius:50%;width:100%;height:100%}.settings-avatar-plus{color:#fff;cursor:pointer;background:#667eea;border-radius:50%;justify-content:center;align-items:center;width:30px;height:30px;display:flex;position:absolute;bottom:0;right:0}.settings-section{border-bottom:1px solid #eee}.settings-section-header{cursor:pointer;justify-content:space-between;padding:14px 16px;font-weight:500;display:flex}.settings-section-body{padding:0 16px 16px}.security-subheader{cursor:pointer;margin-top:10px;padding:8px 0;font-weight:500}.security-option{cursor:pointer;border-radius:6px;margin:2px 0;padding:6px 12px}.security-option.active{color:#fff;background:#667eea}.faq-question{cursor:pointer;margin:10px 0;font-weight:500}.faq-answer{margin-bottom:10px;padding-left:20px}body.dark-theme .settings-panel{color:#e2e8f0;background:#1e293b;border-color:#334155}body.dark-theme .settings-section{border-color:#334155}.message-context-menu{z-index:2000;background:#fff;border-radius:8px;min-width:180px;overflow:hidden;box-shadow:0 4px 12px #00000026}.context-menu-item{cursor:pointer;padding:10px 16px;transition:background .2s}.context-menu-item.delete-item{color:#e53e3e}body.dark-theme .message-context-menu{background:#1e293b;border:1px solid #334155}body.dark-theme .context-menu-item:hover{background:#334155}body.dark-theme .context-menu-item.delete-item{color:#f87171}.message-dots-btn{cursor:pointer;opacity:0;background:0 0;border:none;font-size:18px;transition:opacity .2s}.message:hover .message-dots-btn{opacity:1}.message.own .message-dots-btn{margin-left:auto}.reaction-picker{z-index:2000;background:#fff;border-radius:24px;gap:12px;padding:8px 12px;display:flex;box-shadow:0 4px 12px #00000026}.reaction-emoji{cursor:pointer;font-size:24px;transition:transform .1s}.reaction-emoji:hover{transform:scale(1.3)}body.dark-theme .reaction-picker{background:#1e293b;border:1px solid #334155}.message.has-audio{max-width:300px!important}.message.has-audio audio{width:280px!important;min-width:280px!important}.message.own.has-audio{align-self:flex-end}.message.media-message{max-width:380px!important}.message.own.media-message{align-self:flex-end}.video-wrapper{margin:0 auto;background:0 0!important}.video-preview-animation{animation:.2s fadeInScale}.message.video-message .bubble{box-shadow:none!important;background:0 0!important;padding:0!important}.message.video-message .video-wrapper{margin:0 auto}.message.video-message{max-width:225px!important}.message.own.video-message{align-self:flex-end}.video-control-panel{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:25;background:#1e1e28e6;border-radius:40px;gap:15px;padding:10px 20px;display:flex;position:absolute;bottom:20px;left:50%;transform:translate(-50%)}.video-control-panel button{cursor:pointer;border:none;border-radius:30px;padding:8px 20px;font-size:14px;font-weight:500;transition:transform .1s}.video-control-panel button:active{transform:scale(.96)}.video-control-panel .cancel-btn{color:#fff;background:#e53e3e}.video-control-panel .send-btn{color:#fff;background:#48bb78}@keyframes fadeUp{0%{opacity:.5;transform:translate(-50%)translateY(0)}to{opacity:1;transform:translate(-50%)translateY(-10px)}}.chat-header-buttons{align-items:center;gap:20px;display:flex}.chat-header-buttons button{cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;padding:8px;font-size:26px;transition:transform .1s;display:flex}.chat-header-buttons button:hover{background:#0000000d;transform:scale(1.05)}body.dark-theme .chat-header-buttons button:hover{background:#ffffff1a}.user-status-indicator{margin-left:8px;font-size:12px;display:inline-block}.online-dot{color:#44b700;vertical-align:middle;font-size:14px}.offline-text{color:#888;font-size:11px}.chat-status{margin-left:8px;font-size:12px}.online-dot-small{color:#44b700;font-size:12px}.last-seen-small{color:#999;cursor:help;font-size:12px}.message-input-area.drag-over{background:#667eea1a;border:2px dashed #667eea;transition:all .2s}.modal-overlay{z-index:3000;background:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.user-profile-modal{background:var(--bg-surface);border-radius:16px;min-width:320px;max-width:400px;padding:24px;position:relative}.modal-close{cursor:pointer;color:var(--text-secondary);background:0 0;border:none;font-size:24px;position:absolute;top:12px;right:12px}.profile-header{text-align:center;margin-bottom:24px}.profile-avatar img,.avatar-placeholder{-o-object-fit:cover;object-fit:cover;background:var(--bg-tertiary);border-radius:50%;justify-content:center;align-items:center;width:100px;height:100px;margin:0 auto 16px;font-size:48px;display:flex}.profile-loading{text-align:center;padding:40px}.info-row{border-bottom:1px solid var(--border-color);padding:8px 0}.info-label{color:var(--text-secondary);margin-right:12px;font-weight:600}.profile-actions{flex-direction:column;gap:8px;margin-top:24px;display:flex}.action-btn{cursor:pointer;border:none;border-radius:8px;padding:10px;font-size:14px;transition:background .2s}.action-btn.add-contact{background:var(--accent-color);color:#fff}.action-btn.remove-contact{background:var(--bg-tertiary);color:var(--text-primary)}.action-btn.block{color:#fff;background:#dc2626}.action-btn.unblock{color:#fff;background:#10b981}.chat-menu{border-radius:8px;overflow:hidden}.chat-menu-item{cursor:pointer;color:var(--text-primary);padding:10px 16px;transition:background .2s}.chat-menu-item:hover{background:var(--bg-hover)}.chat-menu-divider{background:var(--border-color);height:1px;margin:4px 0}.delete-item{color:#dc2626}.delete-item:hover{background:#fee2e2}.delete-modal-overlay{z-index:3500;background:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.delete-modal{background:var(--bg-surface);text-align:center;border-radius:16px;min-width:300px;padding:24px;box-shadow:0 4px 20px #0003}.delete-modal h3{color:var(--text-primary);margin:0 0 12px;font-size:18px}.delete-modal p{color:var(--text-secondary);margin:0 0 20px;font-size:14px}.delete-modal-buttons{flex-direction:column;gap:10px;display:flex}.delete-modal-buttons button{cursor:pointer;border:none;border-radius:8px;padding:10px 16px;font-size:14px;transition:background .2s}.delete-for-me-btn{background:var(--bg-tertiary);color:var(--text-primary)}.delete-for-me-btn:hover{background:var(--bg-hover)}.delete-for-all-btn{color:#fff;background:#dc2626}.delete-for-all-btn:hover{background:#b91c1c}.delete-cancel-btn{color:var(--text-secondary);background:0 0;border:1px solid var(--border-color)!important}.delete-cancel-btn:hover{background:var(--bg-hover)}.chat-header-info{cursor:pointer;flex:1}.chat-header-name{flex-direction:column;gap:4px;display:flex}.user-status-indicator{font-size:12px;font-weight:400}.online-dot{color:#10b981;font-size:10px}.offline-text{color:var(--text-secondary)}.message-context-menu{border-radius:8px;overflow:hidden}.context-menu-item{cursor:pointer;color:var(--text-primary);padding:10px 16px;transition:background .2s}.context-menu-item:hover{background:var(--bg-hover)}.chat-app{width:100%;height:100%;display:flex;overflow:hidden}@media (width<=768px){.chat-app{flex-direction:column;height:100vh;display:flex;position:relative;overflow:hidden}.nav-panel{background:var(--bg-surface);border-top:1px solid var(--border-color);z-index:100;flex-direction:row;order:2;justify-content:space-around;height:60px;position:fixed;bottom:0;left:0;right:0}.chat-sidebar{background:var(--bg-primary);z-index:10;width:100%;height:calc(100% - 60px);transition:transform .3s;position:fixed;top:0;left:0;overflow-y:auto;transform:translate(0)}.chat-sidebar.hide-on-mobile{transform:translate(-100%)}.chat-main{background:var(--bg-primary);z-index:20;width:100%;height:calc(100% - 60px);transition:transform .3s;position:fixed;top:0;left:0;transform:translate(0)}.chat-main.shifted{transform:translate(100%)}.chat-header{background:var(--bg-surface);border-bottom:1px solid var(--border-color);z-index:25;align-items:center;gap:12px;padding:12px 16px;display:flex;position:sticky;top:0}.back-button{cursor:pointer;color:var(--text-primary);background:0 0;border:none;justify-content:center;align-items:center;width:32px;height:32px;padding:0;font-size:24px;display:flex}.chat-header-info{flex:1}.messages-area{height:calc(100% - 120px);padding:16px;overflow-y:auto}.message-input-container{background:var(--bg-surface);border-top:1px solid var(--border-color);padding:8px 12px;position:sticky;bottom:0}.no-chat-selected{height:100%;color:var(--text-secondary);justify-content:center;align-items:center;display:flex}}@media (width>=769px){.back-button{display:none}.chat-sidebar{border-right:1px solid var(--border-color);width:320px;height:100vh;overflow-y:auto}.chat-main{flex-direction:column;flex:1;height:100vh;display:flex}.chat-app{flex-direction:row;height:100vh;display:flex;overflow:hidden}.nav-panel{border-right:1px solid var(--border-color);width:80px;height:100vh}.chat-sidebar.hide-on-mobile,.chat-main.shifted{transform:none!important}}.push-prompt{z-index:10000;animation:.3s ease-out slideUp;position:fixed;bottom:20px;left:20px;right:20px}.push-prompt-content{background:#2d2d2d;border:1px solid #404040;border-radius:16px;align-items:center;gap:12px;padding:16px;display:flex;box-shadow:0 4px 20px #0000004d}.push-prompt-icon{font-size:32px}.push-prompt-text{flex:1}.push-prompt-text h4{color:#e5e5e5;margin:0 0 4px}.push-prompt-text p{color:#a0a0a0;margin:0;font-size:12px}.push-prompt-buttons{gap:8px;display:flex}.push-prompt-buttons button{cursor:pointer;border:none;border-radius:8px;padding:8px 16px;font-size:14px}.push-prompt-buttons button:first-child{color:#fff;background:#08c}.push-prompt-buttons button:last-child{color:#a0a0a0;background:0 0;border:1px solid #505050}.push-status{z-index:10000;background:#2d2d2d;border-radius:20px;align-items:center;gap:12px;padding:8px 16px;font-size:12px;display:flex;position:fixed;bottom:20px;left:20px}.push-status button{cursor:pointer;color:#e5e5e5;background:#404040;border:none;border-radius:6px;padding:4px 12px}@keyframes slideUp{0%{opacity:0;transform:translateY(100%)}to{opacity:1;transform:translateY(0)}}@media (width<=768px){.nav-panel .nav-item{color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;gap:2px;padding:4px 0;font-size:10px;display:flex}.nav-panel .nav-item .nav-icon{font-size:22px}.nav-panel .nav-item .nav-label{font-size:9px;line-height:1.2}.nav-panel .nav-item.active{color:#08c}.message{max-width:85%!important}.message.has-audio{max-width:280px!important}.message.has-audio audio{width:100%!important;min-width:unset!important}.message.media-message{max-width:300px!important}.message.video-message{max-width:180px!important}.message .bubble{padding:8px 12px;font-size:14px}.message-time{font-size:10px}.user-profile-modal{min-width:unset;width:90%;max-width:380px;margin:20px;padding:16px}.delete-modal{min-width:unset;width:90%;max-width:340px;margin:20px;padding:16px}.chat-menu{min-width:180px!important;max-width:240px!important}.chat-menu-item{padding:8px 12px;font-size:14px}}
