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var(--transition-fast)}.sidebar-tab:hover{background:var(--surface-container-high);color:var(--on-surface)}.sidebar-tab.active{background:var(--surface-container-highest);color:var(--primary)}.sidebar-actions{display:flex;gap:4px;padding:8px 16px}.chat-area{grid-row:2;grid-column:2;display:flex;flex-direction:column;background:var(--surface);overflow:hidden;position:relative}.chat-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--outline)}.chat-empty .material-symbols-outlined{font-size:48px;opacity:.3}.icon-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border:none;background:none;border-radius:var(--radius-lg);color:var(--outline);cursor:pointer;transition:all var(--transition-fast);position:relative}.icon-btn:hover{background:var(--surface-container-high);color:var(--on-surface)}.icon-btn:active{transform:scale(.95)}.icon-btn 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var(--transition-fast)}.conversation-item:hover{background:var(--surface-container)}.conversation-item.active{background:var(--surface-container-high)}.conversation-avatar{position:relative;flex-shrink:0;width:56px;height:56px;border-radius:var(--radius-lg);background:var(--surface-container-high);display:flex;align-items:center;justify-content:center;overflow:hidden}.conversation-avatar .material-symbols-outlined{font-size:28px;color:var(--primary)}.conversation-avatar.group-avatar{background:var(--surface-container-high)}.conversation-avatar-online{position:absolute;bottom:-2px;right:-2px;width:14px;height:14px;background:var(--tertiary-fixed);border:2px solid 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10px;border:none;background:var(--surface-container-high);border-radius:var(--radius-full);cursor:pointer;transition:background var(--transition-fast)}.reaction-pill:hover{background:var(--surface-container-highest)}.reaction-pill.mine{background:var(--secondary-container)}.reaction-emoji{font-size:14px}.reaction-count{font-size:var(--text-label-xs);font-weight:600;color:var(--on-surface)}.typing-indicator{display:flex;align-items:center;gap:3px;padding:12px 16px}.typing-dot{width:6px;height:6px;border-radius:var(--radius-full);background:var(--outline);animation:typing-bounce 1.4s infinite}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}@keyframes typing-bounce{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-4px)}}.emoji-picker-wrap{position:relative}.emoji-picker{position:absolute;bottom:100%;left:0;z-index:20;background:var(--surface-container-lowest);border-radius:var(--radius-lg);box-shadow:0 12px 40px 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#004353;--primary-container: #005c71;--on-primary: #ffffff;--on-primary-container: #8fd2eb;--primary-fixed: #b5ebff;--primary-fixed-dim: #8dd0e8;--on-primary-fixed: #001f28;--on-primary-fixed-variant: #004e60;--secondary: #536167;--secondary-container: #d6e5ec;--on-secondary: #ffffff;--on-secondary-container: #58676d;--secondary-fixed: #d6e5ec;--secondary-fixed-dim: #bac9d0;--on-secondary-fixed: #101d23;--on-secondary-fixed-variant: #3b494f;--tertiary: #00453d;--tertiary-container: #005f54;--on-tertiary: #ffffff;--on-tertiary-container: #60dcc8;--tertiary-fixed: #7cf7e2;--tertiary-fixed-dim: #5ddac6;--on-tertiary-fixed: #00201c;--on-tertiary-fixed-variant: #005047;--error: #ba1a1a;--error-container: #ffdad6;--on-error: #ffffff;--on-error-container: #93000a;--on-surface: #191c1e;--on-surface-variant: #3f484c;--on-background: #191c1e;--outline: #70787c;--outline-variant: #bfc8cc;--inverse-surface: #2e3132;--inverse-on-surface: #eff1f3;--inverse-primary: #8dd0e8;--font-headline: "Manrope", sans-serif;--font-body: "Inter", sans-serif;--font-label: "Inter", sans-serif;--font-mono: "SF Mono", "Fira Code", "Fira Mono", "Roboto Mono", monospace;--text-display: 3rem;--text-headline-lg: 2.25rem;--text-headline-md: 1.5rem;--text-title-lg: 1.125rem;--text-body-lg: 1.125rem;--text-body: .875rem;--text-label-md: .75rem;--text-label-sm: .6875rem;--text-label-xs: .625rem;--text-label-xxs: .5625rem;--radius-sm: .125rem;--radius-md: .375rem;--radius-lg: .5rem;--radius-xl: .75rem;--radius-full: 9999px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .5s ease;--sidebar-width: 320px;--header-height: 64px;--composer-min-height: 48px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;overflow:hidden}body{font-family:var(--font-body);font-size:var(--text-body);line-height:1.5;color:var(--on-surface);background:var(--surface);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}input,textarea,button,select{font-family:inherit;font-size:inherit;color:inherit}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.editorial-gradient{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-container) 100%)}.glass-effect{backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);background:#f8f9fb99}.material-symbols-outlined{font-variation-settings:"FILL" 0,"wght" 400,"GRAD" 0,"opsz" 24;vertical-align:middle;user-select:none}.material-symbols-outlined.filled{font-variation-settings:"FILL" 1,"wght" 400,"GRAD" 0,"opsz" 24}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--outline-variant);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--outline)}::selection{background:var(--primary-fixed);color:var(--on-primary-fixed)}@media(max-width:768px){:root{--sidebar-width: 100vw}}