:root{--sidebar-bg: #f7f7f5;--sidebar-hover-bg: #ebebea;--sidebar-active-bg: #e4e4e2;--sidebar-text: #37352f;--sidebar-text-muted: #9b9a97;--sidebar-border: #e5e5e3;--sidebar-width: 260px;--sidebar-width-collapsed: 48px;--content-bg: #ffffff;--content-text: #1a1a18;--content-text-muted: #787774;--content-border: #e9e9e7;--content-link: #2f80ed;--surface-1: #ffffff;--surface-2: #f7f7f5;--surface-3: #ebebea;--accent: #2f80ed;--accent-hover: #1a6fd4;--accent-text: #ffffff;--danger: #e03e3e;--danger-hover: #c73232;--success: #0f9d58;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .06), 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08), 0 2px 4px rgba(0, 0, 0, .04);--shadow-lg: 0 12px 40px rgba(0, 0, 0, .12), 0 4px 8px rgba(0, 0, 0, .06);--font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", "Cascadia Code", monospace;--text-xs: .75rem;--text-sm: .8125rem;--text-base: .9375rem;--text-lg: 1.125rem;--text-xl: 1.375rem;--text-2xl: 1.75rem;--text-3xl: 2.25rem;--text-4xl: 3rem;--text-5xl: 3.75rem;--text-6xl: 4.5rem;--leading-tight: 1.25;--leading-normal: 1.5;--leading-relaxed: 1.7;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--space-32: 8rem;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 10px;--radius-full: 9999px;--transition-fast: .1s ease;--transition-base: .15s ease;--transition-slow: .25s ease;--z-sidebar: 100;--z-topbar: 200;--z-modal: 400;--z-toast: 500}[data-theme=dark]{--sidebar-bg: #1e1e1e;--sidebar-hover-bg: #2a2a2a;--sidebar-active-bg: #323232;--sidebar-text: #e8e8e6;--sidebar-text-muted: #6f6f6e;--sidebar-border: #2e2e2e;--content-bg: #252525;--content-text: #e8e8e6;--content-text-muted: #6f6f6e;--content-border: #333333;--content-link: #5ba4f5;--surface-1: #252525;--surface-2: #1e1e1e;--surface-3: #2a2a2a;--accent: #5ba4f5;--accent-hover: #3d8ef0;--accent-text: #ffffff;--danger: #f06060;--danger-hover: #e84444;--success: #34c77b;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .3), 0 1px 2px rgba(0, 0, 0, .2);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4), 0 2px 4px rgba(0, 0, 0, .2);--shadow-lg: 0 12px 40px rgba(0, 0, 0, .5), 0 4px 8px rgba(0, 0, 0, .3)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;tab-size:4}body{font-family:var(--font-sans);font-size:var(--text-base);line-height:var(--leading-normal);color:var(--content-text);background:var(--content-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background var(--transition-slow),color var(--transition-slow)}a{color:var(--content-link);text-decoration:none}a:hover{text-decoration:underline}button{font-family:var(--font-sans);cursor:pointer;border:none;background:none}input,textarea,select{font-family:var(--font-sans);font-size:var(--text-base)}img,video{max-width:100%;display:block}code,pre{font-family:var(--font-mono)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--content-border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--content-text-muted)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.slash-menu{background:var(--surface-1);border:1px solid var(--content-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);overflow-y:auto;max-height:320px;min-width:260px;padding:4px}.slash-item{display:flex;align-items:center;gap:10px;width:100%;padding:6px 10px;border-radius:var(--radius-sm);cursor:pointer;text-align:left;border:none;background:none;font-family:var(--font-sans);transition:background 80ms ease}.slash-item:hover,.slash-item.selected{background:var(--surface-3)}.slash-icon{flex-shrink:0;width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:var(--surface-2);border:1px solid var(--content-border);border-radius:6px;font-size:13px;font-weight:600;color:var(--content-text)}.slash-text{display:flex;flex-direction:column;gap:1px;min-width:0}.slash-title{font-size:13px;font-weight:500;color:var(--content-text);white-space:nowrap}.slash-desc{font-size:11px;color:var(--content-text-muted);white-space:nowrap}