@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap";@tailwind base;@tailwind components;@tailwind utilities;@layer base{:root{--color-primary: #2563eb;--color-secondary: #3b82f6;--color-accent: #06b6d4;--color-success: #10b981;--color-warning: #f59e0b;--color-error: #ef4444;--color-neutral: #64748b;--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f1f5f9;--bg-hover: #f8fafc;--bg-active: #f1f5f9;--text-primary: #0f172a;--text-secondary: #475569;--text-tertiary: #64748b;--text-muted: #94a3b8;--border-light: #e2e8f0;--border-medium: #cbd5e1;--border-strong: #94a3b8;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--header-height: 64px;--sidebar-width: 280px;--sidebar-collapsed-width: 72px;--footer-height: 48px;--radius-sm: .25rem;--radius-md: .375rem;--radius-lg: .5rem;--radius-xl: .75rem}[data-theme=dark]{--bg-primary: #020617;--bg-secondary: #0f172a;--bg-tertiary: #1e293b;--bg-hover: #1e293b;--bg-active: #334155;--text-primary: #f8fafc;--text-secondary: #cbd5e1;--text-tertiary: #94a3b8;--text-muted: #64748b;--border-light: #334155;--border-medium: #475569;--border-strong: #64748b;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .3);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .4), 0 2px 4px -2px rgb(0 0 0 / .4);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .4), 0 4px 6px -4px rgb(0 0 0 / .4);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .4), 0 8px 10px -6px rgb(0 0 0 / .4)}@media (prefers-color-scheme: dark){:root:not([data-theme=light]){--bg-primary: #020617;--bg-secondary: #0f172a;--bg-tertiary: #1e293b;--bg-hover: #1e293b;--bg-active: #334155;--text-primary: #f8fafc;--text-secondary: #cbd5e1;--text-tertiary: #94a3b8;--text-muted: #64748b;--border-light: #334155;--border-medium: #475569;--border-strong: #64748b;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .3);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .4), 0 2px 4px -2px rgb(0 0 0 / .4);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .4), 0 4px 6px -4px rgb(0 0 0 / .4);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .4), 0 8px 10px -6px rgb(0 0 0 / .4)}}*{box-sizing:border-box}html{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{background:var(--bg-primary);color:var(--text-primary);margin:0;min-height:100vh;transition:background-color .2s ease,color .2s ease}h1,h2,h3,h4,h5,h6{font-weight:600;color:var(--text-primary);margin:0;line-height:1.25}h1{font-size:2.25rem}h2{font-size:1.875rem}h3{font-size:1.5rem}h4{font-size:1.25rem}h5{font-size:1.125rem}h6{font-size:1rem}.font-mono{font-family:JetBrains Mono,Fira Code,SF Mono,Consolas,monospace}button,input,textarea,select{font-family:inherit}*:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}}@layer components{.app-layout{display:grid;grid-template-areas:"header" "main";grid-template-columns:1fr;grid-template-rows:var(--header-height) 1fr;min-height:100vh;position:relative}@media (min-width: 768px){.app-layout{grid-template-areas:"sidebar header" "sidebar main";grid-template-columns:var(--sidebar-width) 1fr;transition:grid-template-columns .3s ease}.app-layout.sidebar-collapsed{grid-template-columns:var(--sidebar-collapsed-width) 1fr}}.app-header{grid-area:header;background:var(--bg-primary);border-bottom:1px solid var(--border-light);display:flex;align-items:center;justify-content:space-between;padding:0 1rem;box-shadow:var(--shadow-sm);z-index:20}@media (min-width: 768px){.app-header{padding:0 1.5rem}}.app-sidebar{position:fixed;top:var(--header-height);left:0;width:var(--sidebar-width);height:calc(100vh - var(--header-height));background:var(--bg-secondary);border-right:1px solid var(--border-light);display:flex;flex-direction:column;overflow:hidden;transform:translate(-100%);transition:transform .3s ease;z-index:15}.app-sidebar.mobile-open{transform:translate(0)}@media (min-width: 768px){.app-sidebar{position:static;grid-area:sidebar;height:auto;transform:none;transition:width .3s ease}.app-sidebar.mobile-open{transform:none}}.app-main{grid-area:main;background:var(--bg-primary);overflow:auto;display:flex;flex-direction:column}.header-brand{display:flex;align-items:center;gap:.5rem;font-weight:600;font-size:1rem;color:var(--text-primary)}@media (min-width: 768px){.header-brand{gap:.75rem;font-size:1.125rem}}.header-brand-icon{width:1.75rem;height:1.75rem;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:.875rem}@media (min-width: 768px){.header-brand-icon{width:2rem;height:2rem;font-size:1rem}}.header-nav{display:flex;align-items:center;gap:.5rem}@media (min-width: 768px){.header-nav{gap:1rem}}.header-user{display:none;align-items:center;gap:.75rem;padding:.5rem;border-radius:var(--radius-lg);transition:background-color .2s ease;cursor:pointer}@media (min-width: 768px){.header-user{display:flex}}.header-user:hover{background:var(--bg-hover)}.mobile-overlay{position:fixed;top:var(--header-height);left:0;right:0;bottom:0;background:#00000080;z-index:10;opacity:0;pointer-events:none;transition:opacity .3s ease}.mobile-overlay.active{opacity:1;pointer-events:all}@media (min-width: 768px){.mobile-overlay{display:none}}.sidebar-brand{padding:1rem;border-bottom:1px solid var(--border-light);display:flex;align-items:center;gap:.75rem}@media (min-width: 768px){.sidebar-brand{padding:1.5rem 1rem}}.sidebar-nav{flex:1;padding:1rem 0;overflow-y:auto}.sidebar-nav-item{display:flex;align-items:center;gap:.75rem;padding:1rem;color:var(--text-secondary);text-decoration:none;transition:all .2s ease;margin:0 .5rem;border-radius:var(--radius-md);font-weight:500;font-size:1rem;min-height:3rem}@media (min-width: 768px){.sidebar-nav-item{padding:.75rem 1rem;font-size:.875rem;min-height:auto}}.sidebar-nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.sidebar-nav-item.active{background:var(--color-primary);color:#fff}.sidebar-nav-item.active:hover{background:var(--color-primary)}.sidebar-nav-icon{width:1.5rem;height:1.5rem;flex-shrink:0}@media (min-width: 768px){.sidebar-nav-icon{width:1.25rem;height:1.25rem}}.chat-container{display:flex;flex-direction:column;height:100%;background:var(--bg-primary)}.chat-header{padding:1rem;border-bottom:1px solid var(--border-light);background:var(--bg-primary);display:flex;align-items:center;justify-content:between;gap:.5rem}@media (min-width: 768px){.chat-header{padding:1rem 1.5rem;gap:1rem}}.chat-title{font-size:1rem;font-weight:600;color:var(--text-primary)}@media (min-width: 768px){.chat-title{font-size:1.125rem}}.chat-messages{flex:1;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:1rem}@media (min-width: 768px){.chat-messages{padding:1.5rem}}.chat-input-container{padding:1rem;border-top:1px solid var(--border-light);background:var(--bg-primary)}@media (min-width: 768px){.chat-input-container{padding:1rem 1.5rem}}.chat-input-wrapper{display:flex;gap:.5rem;align-items:end}@media (min-width: 768px){.chat-input-wrapper{gap:.75rem}}.chat-input{flex:1;min-height:2.75rem;max-height:8rem;padding:.875rem 1rem;border:1px solid var(--border-medium);border-radius:var(--radius-lg);background:var(--bg-primary);color:var(--text-primary);resize:none;transition:all .2s ease;font-size:1rem;line-height:1.5}@media (min-width: 768px){.chat-input{min-height:2.5rem;padding:.75rem 1rem;font-size:.875rem}}.chat-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #2563eb1a}.chat-input::placeholder{color:var(--text-muted)}.message{display:flex;gap:.5rem;max-width:100%}@media (min-width: 768px){.message{gap:.75rem;max-width:80%}}.message.user{margin-left:auto;flex-direction:row-reverse}.message-avatar{width:2.25rem;height:2.25rem;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.875rem;font-weight:600;flex-shrink:0}@media (min-width: 768px){.message-avatar{width:2rem;height:2rem}}.message-avatar.user{background:var(--color-primary);color:#fff}.message-avatar.assistant{background:var(--bg-tertiary);color:var(--text-secondary);border:2px solid var(--border-light)}.message-content{flex:1;padding:1rem;border-radius:var(--radius-lg);font-size:1rem;line-height:1.6}@media (min-width: 768px){.message-content{padding:.75rem 1rem;font-size:.875rem}}.message-content.user{background:var(--color-primary);color:#fff;border-bottom-right-radius:var(--radius-sm)}.message-content.assistant{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-light);border-bottom-left-radius:var(--radius-sm)}.message-timestamp{font-size:.8125rem;color:var(--text-muted);margin-top:.25rem;font-family:var(--font-mono)}@media (min-width: 768px){.message-timestamp{font-size:.75rem}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.25rem;font-size:1rem;font-weight:500;border-radius:var(--radius-md);border:none;cursor:pointer;transition:all .2s ease;text-decoration:none;min-height:2.75rem;touch-action:manipulation}@media (min-width: 768px){.btn{padding:.5rem 1rem;font-size:.875rem;min-height:auto}}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-secondary);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-medium)}.btn-secondary:hover:not(:disabled){background:var(--bg-tertiary);border-color:var(--border-strong)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary)}.btn-sm{padding:.5rem 1rem;font-size:.875rem;min-height:2.25rem}@media (min-width: 768px){.btn-sm{padding:.375rem .75rem;font-size:.8125rem;min-height:auto}}.btn-lg{padding:1rem 2rem;font-size:1.125rem;min-height:3.25rem}@media (min-width: 768px){.btn-lg{padding:.75rem 1.5rem;font-size:1rem;min-height:auto}}.card{background:var(--bg-primary);border:1px solid var(--border-light);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}.card-header{padding:1rem 1.5rem;border-bottom:1px solid var(--border-light);background:var(--bg-secondary)}.card-content{padding:1.5rem}.card-footer{padding:1rem 1.5rem;border-top:1px solid var(--border-light);background:var(--bg-secondary)}.text-muted{color:var(--text-muted)}.text-secondary{color:var(--text-secondary)}.border-light{border-color:var(--border-light)}.bg-hover:hover{background:var(--bg-hover)}.transition-colors{transition:color .2s ease,background-color .2s ease,border-color .2s ease}}.scrollbar-thin{scrollbar-width:thin;scrollbar-color:rgb(203 213 225) transparent}.scrollbar-thin::-webkit-scrollbar{width:6px}.scrollbar-thin::-webkit-scrollbar-track{background:transparent}.scrollbar-thin::-webkit-scrollbar-thumb{background-color:#cbd5e1;border-radius:3px}.scrollbar-thin::-webkit-scrollbar-thumb:hover{background-color:#94a3b8}