:root{--color-nova-950: #030308;--color-nova-900: #07070f;--color-nova-850: #0a0a16;--color-nova-800: #10101d;--color-nova-700: #191929;--color-nova-600: #262640;--color-nova-500: #3a3a5c;--color-nova-400: #6b6b94;--color-nova-300: #a1a1c2;--color-nova-200: #cfcfe6;--color-nova-100: #eeeef7;--color-violet-glow: #8b5cf6;--color-violet-deep: #6d28d9;--color-cyan-glow: #22d3ee;--color-gold-glow: #fbbf24;--color-rose-glow: #fb7185;--color-light-0: #ffffff;--color-light-50: #f7f7fb;--color-light-100: #eeeef5;--color-light-200: #e2e2ee;--color-light-300: #cccce0;--background-primary: var(--color-nova-950);--background-secondary: var(--color-nova-900);--background-tertiary: var(--color-nova-850);--surface-primary: var(--color-nova-800);--surface-secondary: var(--color-nova-700);--surface-hover: var(--color-nova-600);--surface-raised: var(--color-nova-850);--border-subtle: rgb(161 161 194 / 12%);--border-default: rgb(161 161 194 / 18%);--border-strong: rgb(161 161 194 / 28%);--text-primary: var(--color-nova-100);--text-secondary: var(--color-nova-300);--text-muted: var(--color-nova-400);--text-on-accent: var(--color-nova-100);--accent-primary: var(--color-violet-glow);--accent-primary-deep: var(--color-violet-deep);--accent-secondary: var(--color-cyan-glow);--accent-gold: var(--color-gold-glow);--accent-rose: var(--color-rose-glow);--accent-primary-soft: rgb(139 92 246 / 12%);--accent-primary-border: rgb(139 92 246 / 32%);--accent-secondary-soft: rgb(34 211 238 / 10%);--accent-gold-soft: rgb(251 191 36 / 10%);--accent-rose-soft: rgb(251 113 133 / 10%);--accent-rose-border: rgb(251 113 133 / 30%);--focus-ring: var(--color-violet-glow);--shadow-color: 250 8% 2%;--shadow-sm: 0 1px 2px hsl(var(--shadow-color) / .4);--shadow-md: 0 4px 16px -4px hsl(var(--shadow-color) / .45), 0 1px 2px hsl(var(--shadow-color) / .3);--shadow-lg: 0 16px 40px -12px hsl(var(--shadow-color) / .55);--shadow-glow: 0 0 0 1px var(--accent-primary-border), 0 8px 32px -8px rgb(139 92 246 / 25%);--radius-xs: 4px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 999px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--space-16: 64px;--sidebar-width: 272px;--sidebar-width-collapsed: 76px;--header-height: 56px;--composer-max-width: 780px;--message-max-width: 720px;--z-header: 20;--z-sidebar: 30;--z-overlay: 40;--z-modal: 50;--z-toast: 60}:root[data-theme=light]{--background-primary: var(--color-light-0);--background-secondary: var(--color-light-50);--background-tertiary: var(--color-light-100);--surface-primary: var(--color-light-0);--surface-secondary: var(--color-light-50);--surface-hover: var(--color-light-100);--surface-raised: var(--color-light-0);--border-subtle: rgb(58 58 92 / 8%);--border-default: rgb(58 58 92 / 14%);--border-strong: rgb(58 58 92 / 24%);--text-primary: var(--color-nova-950);--text-secondary: var(--color-nova-600);--text-muted: var(--color-nova-500);--text-on-accent: #ffffff;--accent-primary-soft: rgb(109 40 217 / 8%);--accent-primary-border: rgb(109 40 217 / 24%);--shadow-color: 240 20% 60%;--shadow-sm: 0 1px 2px hsl(var(--shadow-color) / .12);--shadow-md: 0 4px 16px -4px hsl(var(--shadow-color) / .18), 0 1px 2px hsl(var(--shadow-color) / .1);--shadow-lg: 0 16px 40px -12px hsl(var(--shadow-color) / .22);--shadow-glow: 0 0 0 1px var(--accent-primary-border), 0 8px 32px -8px rgb(109 40 217 / 16%)}:root{--font-sans: "Inter var", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;--text-xs: .75rem;--text-sm: .8125rem;--text-base: .9375rem;--text-md: 1rem;--text-lg: 1.125rem;--text-xl: 1.375rem;--text-2xl: 1.75rem;--text-3xl: 2.25rem;--leading-tight: 1.25;--leading-snug: 1.4;--leading-normal: 1.6;--leading-relaxed: 1.75;--weight-regular: 400;--weight-medium: 500;--weight-semibold: 600;--weight-bold: 700}body{font-family:var(--font-sans);font-size:var(--text-base);line-height:var(--leading-normal);font-feature-settings:"cv11","ss01";-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}h1,h2,h3,h4{font-weight:var(--weight-semibold);line-height:var(--leading-tight);letter-spacing:-.01em}:root{--ease-out: cubic-bezier(.16, 1, .3, 1);--ease-in-out: cubic-bezier(.65, 0, .35, 1);--duration-fast: .15s;--duration-base: .22s;--duration-slow: .36s}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes rise-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes scale-in{0%{opacity:0;transform:scale(.97)}to{opacity:1;transform:scale(1)}}@keyframes pulse-dot{0%,to{opacity:.3;transform:scale(.85)}50%{opacity:1;transform:scale(1)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes soft-glow{0%,to{opacity:.5}50%{opacity:.9}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}*,*:before,*:after{box-sizing:border-box}*{margin:0}html,body{height:100%}html{color-scheme:dark}html[data-theme=light]{color-scheme:light}body{background:var(--background-primary);color:var(--text-primary);overflow:hidden;transition:background-color var(--duration-base) var(--ease-out),color var(--duration-base) var(--ease-out)}img,picture,svg{display:block;max-width:100%}button,input,textarea,select{font:inherit;color:inherit;background:none;border:none}button{cursor:pointer}button:disabled{cursor:not-allowed}a{color:inherit;text-decoration:none}ul,ol{list-style:none;padding:0}:focus{outline:none}:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px;border-radius:var(--radius-xs)}*{scrollbar-width:thin;scrollbar-color:var(--border-strong) transparent}*::-webkit-scrollbar{width:8px;height:8px}*::-webkit-scrollbar-track{background:transparent}*::-webkit-scrollbar-thumb{background-color:var(--border-strong);border-radius:var(--radius-full);border:2px solid transparent;background-clip:padding-box}*::-webkit-scrollbar-thumb:hover{background-color:var(--color-nova-400)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:absolute;top:-48px;left:var(--space-4);z-index:var(--z-toast);padding:var(--space-2) var(--space-4);background:var(--accent-primary);color:#fff;border-radius:var(--radius-sm);transition:top var(--duration-fast) var(--ease-out)}.skip-link:focus-visible{top:var(--space-4)}html,body{margin:0}[data-tooltip]{position:relative}[data-tooltip]:after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%,4px);padding:5px 9px;background:var(--color-nova-100);color:var(--color-nova-950);font-size:var(--text-xs);font-weight:var(--weight-medium);white-space:nowrap;border-radius:var(--radius-xs);pointer-events:none;opacity:0;z-index:var(--z-toast);transition:opacity var(--duration-fast) var(--ease-out),transform var(--duration-fast) var(--ease-out)}[data-tooltip]:hover:after,[data-tooltip]:focus-visible:after{opacity:1;transform:translate(-50%);transition-delay:.3s}.btn-reset{display:inline-flex;align-items:center;justify-content:center}.btn-icon{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:var(--radius-sm);color:var(--text-secondary);transition:background-color var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out)}.btn-icon:hover{background:var(--surface-hover);color:var(--text-primary)}.btn-icon[aria-pressed=true],.btn-icon.active{background:var(--accent-primary-soft);color:var(--accent-primary)}.btn-icon:disabled{opacity:.4;pointer-events:none}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);background:var(--accent-primary);color:#fff;font-size:var(--text-sm);font-weight:var(--weight-medium);border-radius:var(--radius-sm);transition:background-color var(--duration-fast) var(--ease-out),transform var(--duration-fast) var(--ease-out)}.btn-primary:hover{background:var(--accent-primary-deep)}.btn-primary:active{transform:scale(.98)}.btn-primary:disabled{opacity:.45;pointer-events:none}.btn-ghost{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);color:var(--text-secondary);font-size:var(--text-sm);font-weight:var(--weight-medium);border-radius:var(--radius-sm);transition:background-color var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out)}.btn-ghost:hover{background:var(--surface-hover);color:var(--text-primary)}.noxaved-mark{display:inline-block;height:14px;width:auto;opacity:.9}:root[data-theme=light] .noxaved-mark{filter:invert(1)}.menu-item{display:flex;align-items:center;gap:var(--space-3);width:100%;padding:var(--space-2) var(--space-3);font-size:var(--text-sm);color:var(--text-secondary);border-radius:var(--radius-xs);text-align:left;transition:background-color var(--duration-fast) var(--ease-out)}.menu-item:hover,.menu-item:focus-visible{background:var(--surface-hover);color:var(--text-primary)}.menu-item.danger{color:var(--accent-rose)}.menu-item.danger:hover{background:var(--accent-rose-soft);color:var(--accent-rose)}