*{margin:0;padding:0;box-sizing:border-box}:root{color-scheme:light dark;--bg: #f7f8fa;--fg: #14171c;--muted-fg: #5b6470;--surface: #ffffff;--surface-2: #f3f5f7;--surface-3: #eef1f4;--border: #d8dee7;--border-strong: #c2cbd6;--accent: #0a66d1;--good-bg: #dcfce7;--good-fg: #166534;--warn-bg: #fef9c3;--warn-fg: #854d0e;--bad-bg: #fee2e2;--bad-fg: #991b1b;--json-key: #0a66d1;--json-string: #16743a;--json-number: #b45309;--json-boolean: #7c3aed;--json-null: #6b7280;--json-punctuation: #6b7280;--selected-bg: #e0edff;--selected-border: #0a66d1}@media (prefers-color-scheme: dark){:root{--bg: #0d1117;--fg: #e6edf6;--muted-fg: #9aa8bb;--surface: #161b22;--surface-2: #1c2129;--surface-3: #242b35;--border: #2d3640;--border-strong: #445469;--accent: #7db7ff;--good-bg: #113426;--good-fg: #81d6a6;--warn-bg: #3f3411;--warn-fg: #f3d26f;--bad-bg: #421919;--bad-fg: #f5a2a2;--json-key: #7db7ff;--json-string: #81d6a6;--json-number: #f3d26f;--json-boolean: #c4b5fd;--json-null: #6b7280;--json-punctuation: #9aa8bb;--selected-bg: #2a1f4e;--selected-border: #a78bfa}}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg);font-size:16px}[role=grid]{border:1px solid var(--border);border-radius:4px;background:var(--surface)}[role=columnheader]{-webkit-user-select:none;user-select:none}[role=columnheader] button{color:inherit}[role=columnheader] button:hover{color:var(--accent)}.json-key{color:var(--json-key);font-weight:600}.json-string{color:var(--json-string)}.json-number{color:var(--json-number)}.json-boolean{color:var(--json-boolean)}.json-null{color:var(--json-null);font-style:italic}.json-punctuation{color:var(--json-punctuation)}dialog::backdrop{background:#0009}dialog:focus{outline:none}.app-layout{display:flex;min-height:100vh;width:100%;max-width:100vw;overflow:hidden}.app-main{flex:1;min-width:0;padding:2rem 2.5rem;height:100vh;overflow:auto}.app-main h1{margin:0;font-size:1.75rem;font-weight:700;line-height:1.25}.app-main .subtitle{margin:.4rem 0 1.5rem;color:var(--muted-fg);font-size:.8rem;line-height:1.6}.demo-content{display:grid;gap:24px}.mobile-header{display:none}.nav-panel{width:240px;flex:0 0 240px;border-right:1px solid var(--border);background:var(--surface);min-height:100vh;padding:30px 22px;position:sticky;top:0;overflow-y:auto}.alpha-tag{display:inline-block;vertical-align:middle;font-size:.55rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;padding:1px 5px;border-radius:3px;background:var(--accent);color:var(--surface);margin-left:4px;position:relative;top:-1px}.nav-header{margin-bottom:20px}.nav-header h1{margin:0;font-size:1.2rem;line-height:1.2}.nav-header p{margin-top:4px;color:var(--muted-fg);font-size:.65rem;text-transform:uppercase;letter-spacing:.05em}.nav-category{margin-bottom:4px;border-top:1px solid var(--border);padding-top:12px}.nav-category-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;background:none;border:none;color:var(--fg);font-size:.88rem;font-weight:700;padding:4px 0 10px;cursor:pointer}.nav-category-toggle:hover{color:var(--fg)}.nav-category-toggle svg{color:var(--muted-fg);transition:transform .15s ease}.nav-category-toggle[aria-expanded=false] svg{transform:rotate(-90deg)}.nav-category-items{display:flex;flex-direction:column;gap:0;padding:0 0 6px}.nav-item{display:block;width:100%;text-align:left;background:none;border:none;padding:7px 8px;cursor:pointer;color:var(--muted-fg);font-size:.84rem;transition:color .1s}.nav-item:hover{color:var(--fg)}.nav-item--active{color:var(--accent)}.nav-item--disabled{opacity:.4;cursor:default;pointer-events:none}.nav-close{display:none}.code-block{border-radius:8px;border:1px solid var(--border);background:var(--surface);overflow:hidden}.code-block-header{display:flex;align-items:center;justify-content:space-between;padding:6px 12px;background:var(--surface-2);border-bottom:1px solid var(--border);font-size:.75rem}.code-block-title{color:var(--muted-fg);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.code-block-copy{background:none;border:1px solid var(--border);border-radius:4px;color:var(--muted-fg);font-size:.72rem;padding:2px 8px;cursor:pointer;transition:color .15s,border-color .15s}.code-block-copy:hover{color:var(--fg);border-color:var(--border-strong)}.code-block-pre{margin:0;padding:14px 16px;overflow:visible;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.8rem;line-height:1.5;color:var(--fg)}.hamburger-btn{display:none;position:fixed;top:12px;left:12px;z-index:100;background:var(--surface);border:1px solid var(--border);border-radius:6px;color:var(--fg);width:36px;height:36px;align-items:center;justify-content:center;cursor:pointer;font-size:1.2rem}.nav-overlay{display:none}@media (max-width: 768px){.mobile-header{display:flex;align-items:center;gap:10px;position:fixed;top:0;left:0;right:0;z-index:100;padding:10px 14px;background:var(--surface);border-bottom:1px solid var(--border)}.mobile-title{font-size:1.1rem;font-weight:700}.hamburger-btn{display:flex;position:static;z-index:auto}.nav-panel{position:fixed;top:0;left:0;bottom:0;z-index:200;transform:translate(-100%);transition:transform .2s ease;width:260px;flex:none}.nav-panel.nav-panel--open{transform:translate(0)}.nav-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;z-index:199;background:#00000080}.nav-overlay--visible{display:block}.nav-close{display:flex;align-items:center;justify-content:center;position:absolute;top:12px;right:12px;background:none;border:none;color:var(--muted-fg);font-size:1.2rem;cursor:pointer;width:28px;height:28px}.nav-close:hover{color:var(--fg)}.app-main{padding:4.5rem 1rem 1rem}.app-main h1{font-size:1.25rem}.app-main .subtitle{margin:.25rem 0 1rem}}