:root{--glass-bg:rgba(255,255,255,0.6);--glass-bg-dark:rgba(17,24,39,0.6);--glass-border:rgba(147,51,234,0.15);--glass-border-dark:rgba(147,51,234,0.25);--glass-shadow:0 8px 32px rgba(139,92,246,0.08);--glass-shadow-dark:0 8px 32px rgba(139,92,246,0.15);--primary-gradient:linear-gradient(135deg,#8b5cf6,#ec4899);--primary-gradient-hover:linear-gradient(135deg,#7c3aed,#db2777);--transition-fast:all 0.2s ease;--transition-normal:all 0.3s ease;--transition-slow:all 0.5s ease}.glass-panel{background:var(--glass-bg);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);transition:var(--transition-fast)}.dark .glass-panel{background:var(--glass-bg-dark);border-color:var(--glass-border-dark)}.glass-nav{background:rgba(255,255,255,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.2);box-shadow:0 4px 24px rgba(0,0,0,.06)}.dark .glass-nav{background:rgba(17,24,39,.85);border-bottom-color:rgba(255,255,255,.1)}.glass-button{background:rgba(255,255,255,.2);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.3);transition:var(--transition-fast)}.glass-button:hover{background:rgba(255,255,255,.3);transform:translateY(-1px);box-shadow:0 8px 24px rgba(0,0,0,.12)}.glass-card{background:rgba(255,255,255,.7);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.25);border-radius:16px;box-shadow:0 8px 32px rgba(0,0,0,.08),inset 0 0 0 1px rgba(255,255,255,.1)}.dark .glass-card{background:rgba(31,41,55,.7);border-color:rgba(255,255,255,.1)}.glass-input{background:rgba(255,255,255,.5);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.25);transition:var(--transition-fast)}.glass-input:focus{background:rgba(255,255,255,.8);border-color:rgba(139,92,246,.5);box-shadow:0 0 0 3px rgba(139,92,246,.1)}.gradient-text{background:var(--primary-gradient);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}.glow{box-shadow:0 0 20px rgba(139,92,246,.4);transition:var(--transition-normal)}.glow:hover{box-shadow:0 0 30px rgba(139,92,246,.6)}.aurora-bg{position:relative;overflow:hidden}.aurora-bg:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(45deg,rgba(139,92,246,.1),rgba(236,72,153,.1) 50%,rgba(139,92,246,.1));animation:aurora 15s ease infinite}@keyframes aurora{0%,to{transform:translateX(0) translateY(0) rotate(0deg)}50%{transform:translateX(-25%) translateY(-25%) rotate(180deg)}}.hover-lift{transition:transform .2s ease}.hover-lift:hover{transform:translateY(-2px)}.hover-scale{transition:transform .2s ease}.hover-scale:hover{transform:scale(1.05)}@media (max-width:768px){:root{--glass-blur:8px}.glass-card,.glass-nav,.glass-panel{backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}}:root{--chat-bg-light-from:#f8fafc;--chat-bg-light-via:#fafafa;--chat-bg-light-to:rgba(243,232,255,0.2);--sidebar-glass-light:rgba(255,255,255,0.6);--sidebar-border-light:rgba(147,51,234,0.1);--chat-bubble-user-light-from:#e9d5ff;--chat-bubble-user-light-to:#fce7f3;--chat-bubble-ai-light-from:#f3f4f6;--chat-bubble-ai-light-to:#ffffff;--border-light:rgba(226,232,240,0.6);--divider-light:rgba(203,213,225,0.4);--text-primary-light:#1e293b;--text-secondary-light:#64748b;--chat-bg-dark-from:#111827;--chat-bg-dark-via:rgba(31,3,51,0.2);--chat-bg-dark-to:#000000;--sidebar-glass-dark:rgba(17,24,39,0.6);--sidebar-border-dark:rgba(147,51,234,0.2);--chat-bubble-user-dark:rgba(139,92,246,0.15);--chat-bubble-user-dark-border:rgba(167,139,250,0.3);--chat-bubble-ai-dark:rgba(71,85,105,0.2);--chat-bubble-ai-dark-border:rgba(100,116,139,0.3);--border-dark:rgba(51,65,85,0.6);--divider-dark:rgba(71,85,105,0.4);--text-primary-dark:#f1f5f9;--text-secondary-dark:#94a3b8;--primary-purple:#8b5cf6;--primary-pink:#ec4899;--accent-blue:#3b82f6;--glass-blur:12px;--glass-blur-strong:16px;--glass-shadow-light:0 8px 32px rgba(0,0,0,0.06);--glass-shadow-dark:0 8px 32px rgba(0,0,0,0.3);--transition-fast:all 0.2s cubic-bezier(0.4,0,0.2,1);--transition-normal:all 0.3s cubic-bezier(0.4,0,0.2,1);--transition-slow:all 0.5s cubic-bezier(0.4,0,0.2,1);--blob-opacity:0.12}@media (prefers-contrast:high){:root{--sidebar-glass-light:rgba(255,255,255,0.9);--sidebar-glass-dark:rgba(17,24,39,0.9);--glass-blur:8px;--blob-opacity:0.05}}@media (prefers-reduced-motion:reduce){:root{--transition-fast:none;--transition-normal:none;--transition-slow:none;--blob-opacity:0}}@media (max-width:768px){:root{--glass-blur:8px;--glass-blur-strong:10px;--blob-opacity:0.08}}