:root{--sa-orange: #F28C28;--sa-orange-light: #FFB366;--sa-orange-dark: #D97218;--sa-orange-glow: rgba(242, 140, 40, .2);--sa-orange-subtle: rgba(242, 140, 40, .08);--sa-gradient-brand: linear-gradient(135deg, #F28C28 0%, #E06B10 100%);--sa-gradient-brand-soft: linear-gradient(135deg, rgba(242, 140, 40, .15) 0%, rgba(224, 107, 16, .05) 100%);--bg-primary: #0A0A0F;--bg-secondary: #111118;--bg-tertiary: #181820;--bg-elevated: #1E1E28;--bg-hover: rgba(255, 255, 255, .04);--bg-active: rgba(255, 255, 255, .08);--surface-chat: #0E0E14;--surface-bubble-own: var(--sa-gradient-brand);--surface-bubble-other: rgba(255, 255, 255, .05);--surface-input: rgba(255, 255, 255, .04);--text-primary: #F2F2FA;--text-secondary: #85859A;--text-tertiary: #505068;--text-on-orange: #FFFFFF;--text-accent: #F28C28;--status-online: #22D990;--status-offline: #505068;--status-unread: #F28C28;--border-subtle: rgba(255, 255, 255, .05);--border-light: rgba(255, 255, 255, .08);--border-glow: rgba(242, 140, 40, 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.3s ease,box-shadow .3s ease}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;overflow:hidden;font-family:var(--font-family);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.hidden{display:none!important}.screen{display:none;height:100vh;width:100vw}.screen.active{display:flex}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}#login-screen{align-items:center;justify-content:center;background:var(--bg-primary);position:relative;overflow:hidden}#login-screen:before{content:"";position:absolute;width:800px;height:800px;background:radial-gradient(circle,rgba(242,140,40,.12) 0%,transparent 60%);top:-200px;right:-200px;pointer-events:none;animation:floatBlob 12s ease-in-out infinite alternate}#login-screen:after{content:"";position:absolute;width:600px;height:600px;background:radial-gradient(circle,rgba(242,140,40,.06) 0%,transparent 60%);bottom:-150px;left:-150px;pointer-events:none;animation:floatBlob 15s ease-in-out infinite alternate-reverse}@keyframes floatBlob{0%{transform:translate(0) scale(1)}50%{transform:translate(30px,-20px) scale(1.1)}to{transform:translate(-20px,30px) scale(.95)}}.login-container{width:100%;max-width:440px;padding:44px 40px;position:relative;z-index:1;animation:fadeInUp .7s cubic-bezier(.34,1.56,.64,1);background:var(--glass-bg-strong);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg),var(--shadow-inset)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px) scale(.96)}to{opacity:1;transform:translateY(0) 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p{font-size:13px;color:var(--text-secondary);line-height:1.6;margin-bottom:8px}.login-footer{text-align:center}.login-badge{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:var(--bg-tertiary);border-radius:var(--radius-full);font-size:11px;color:var(--text-tertiary)}.login-badge svg{color:var(--status-online)}#app-screen{flex-direction:column}.app-layout{display:flex;height:100vh;width:100vw}.sidebar{width:var(--sidebar-width);height:100vh;background:var(--glass-bg-strong);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-right:1px solid var(--glass-border);display:flex;flex-direction:column;flex-shrink:0;transition:transform var(--transition-normal)}.sidebar-header{height:var(--header-height);padding:0 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid 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ease}#quote-bar.hidden{display:none}.quote-content{display:flex;flex-direction:column;gap:2px;overflow:hidden;flex:1}.quote-sender{font-size:.75rem;font-weight:600;color:var(--sa-orange)}.quote-text{font-size:.8rem;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.quote-close{background:none;border:none;color:var(--text-tertiary);cursor:pointer;font-size:16px;padding:4px;margin-left:8px}.quote-close:hover{color:var(--text-primary)}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.emoji-picker{display:grid;grid-template-columns:repeat(10,1fr);gap:2px;padding:10px;margin:0 12px 4px;background:var(--bg-elevated);border:1px solid var(--border-light);border-radius:var(--radius-md);max-height:180px;overflow-y:auto;animation:slideUp .2s ease}.emoji-picker.hidden{display:none}.emoji-btn{background:none;border:none;font-size:1.3rem;padding:4px;cursor:pointer;border-radius:var(--radius-sm);transition:background 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