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a{color:var(--accent)}.st-num--green{color:var(--green)}.st-num--yellow{color:var(--yellow)}.st-num--red{color:var(--red-muted)}.st-num--muted{color:var(--text-muted)}.st-snippet-list{display:grid;gap:0}.st-snippet-row{font-size:var(--fs-sm);color:var(--accent);text-decoration:none;display:flex;justify-content:space-between;align-items:center;padding:6px 0;border-bottom:1px solid var(--border);transition:color .15s}.st-snippet-row:last-child{border-bottom:none}.st-snippet-row:hover{color:var(--text)}.st-snippet-support{color:var(--text-muted);font-weight:500;flex-shrink:0;margin-left:8px}.st-snippet-more{font-size:.75rem;color:var(--text-muted);padding:6px 0;font-style:italic}.st-feature-grid{display:grid;gap:12px}.st-feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px;text-decoration:none;display:flex;justify-content:space-between;align-items:center;gap:12px;transition:border-color 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var(--border)}.st-table tbody tr{border-bottom:1px solid var(--border)}.st-table tbody tr:last-child{border-bottom:none}.st-table th{font-size:var(--fs-xs);font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;text-align:left}.st-table th:not(:first-child),.st-table td:not(:first-child){text-align:center}.st-table td{font-size:var(--fs-base);color:var(--text)}.st-td-muted{color:var(--text-muted)}.st-cat-link{color:var(--accent);text-decoration:none;font-weight:500}.st-cat-link:hover{text-decoration:underline}.st-diff-num{font-size:1.75rem;font-weight:800;letter-spacing:-.02em;margin-bottom:4px}.st-diff-label{font-size:var(--fs-sm);font-weight:600;color:var(--text);margin-bottom:4px}.st-diff-pct{font-size:.75rem;color:var(--text-muted)}@media(max-width:700px){.st-grid--halves{grid-template-columns:1fr}.st-grid--thirds{grid-template-columns:1fr 1fr}}.cl-log{background:var(--bg);border:1px solid 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var(--border);background:var(--surface);color:var(--text-muted);font-family:var(--font-sans);font-size:var(--fs-sm);font-weight:600;cursor:pointer;transition:all var(--trans-fast)}.wn-year-tab:hover{border-color:var(--accent-dim);color:var(--text)}.wn-year-tab.active{background:var(--accent-dim);border-color:var(--accent-dim);color:#fff}.wn-year-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin-bottom:48px}.wn-year-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;text-decoration:none;color:var(--text);transition:border-color .2s;display:flex;flex-direction:column;gap:6px}.wn-year-card:hover{border-color:var(--border-light)}.wn-yc-year{font-size:1.1rem;font-weight:700;letter-spacing:-.02em;color:var(--text)}.wn-yc-desc{font-size:var(--fs-sm);color:var(--text-muted);line-height:1.55;flex:1}.wn-yc-link{font-size:var(--fs-sm);color:var(--accent);font-weight:500;margin-top:4px}.wn-year-section{margin-bottom:48px}:is(.wn-year-header,.wn-fc-header,.wn-fc-footer,.flex-between){display:flex;align-items:center;justify-content:space-between}.wn-year-header{gap:14px;margin-bottom:20px;padding-bottom:14px;border-bottom:2px solid var(--accent-dim);flex-wrap:wrap}.wn-year-header h2{font-size:1.4rem;font-weight:800;letter-spacing:-.03em;margin:0}.wn-timeline-link{font-size:var(--fs-sm);color:var(--accent);text-decoration:none;font-weight:500;margin-left:auto}.wn-timeline-link:hover{text-decoration:underline}.wn-feature-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:16px}.wn-feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px 22px 18px;text-decoration:none;color:var(--text);display:flex;flex-direction:column;gap:10px;transition:border-color var(--trans-medium)}.wn-feature-card:hover{border-color:var(--border-light)}.wn-fc-header{display:flex;align-items:center;justify-content:space-between;gap:8px}.wn-fc-shipped{font-size:var(--fs-xs);color:var(--text-muted);font-weight:500}.wn-fc-name{font-size:1rem;font-weight:600;letter-spacing:-.02em;line-height:1.35;margin:0}.wn-fc-desc{font-size:var(--fs-sm);color:var(--text-muted);line-height:1.6;flex:1}.wn-fc-footer{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:6px}.wn-fc-arrow{color:var(--text-muted);font-size:.9rem;flex-shrink:0}.wn-feature-card:hover .wn-fc-arrow{color:var(--accent)}.wn-year-section.wn-hidden,.wn-year-card.wn-hidden{display:none}@media(max-width:800px){.wn-feature-grid,.wn-year-cards{grid-template-columns:1fr}}.uth-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}:is(.uth-card-top,.flex-between){display:flex;align-items:center;justify-content:space-between}.uth-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:22px;display:flex;flex-direction:column;gap:12px}.uth-tag{font-family:var(--font-mono);font-size:.75rem;background:color-mix(in srgb,var(--accent),transparent calc(100% - var(--op-pill) * 100%));border:1px solid rgba(167,139,250,.18);color:var(--accent);border-radius:6px;padding:3px 10px}:is(.uth-live,.flex-y-center){display:flex;align-items:center}.uth-live{font-size:var(--fs-xs);color:var(--text-muted);white-space:nowrap;flex-shrink:0}.uth-title{font-size:var(--fs-md);font-weight:600;letter-spacing:-.01em;line-height:1.35}.uth-desc{font-size:var(--fs-sm);color:var(--text-muted);line-height:1.65;flex:1}.uth-desc code{font-family:var(--font-mono);font-size:.8em;background:var(--bg);border:1px solid var(--border);border-radius:4px;padding:1px 6px;color:var(--accent)}.uth-snippet-link{display:inline-flex;align-items:center;gap:4px;font-size:.75rem;font-weight:500;color:var(--accent);text-decoration:none;margin-top:auto;padding-top:8px}.uth-snippet-link:hover{text-decoration:underline}:is(.uth-demo,.flex-center){display:flex;align-items:center;justify-content:center}.uth-demo{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:16px;min-height:56px}.uth-gradient-text{font-size:1.5rem;font-weight:700;letter-spacing:-.02em;color:var(--text)}.uth-clamp-demo{font-size:var(--fs-h2);font-weight:700;color:var(--accent)}.uth-pulse{display:flex;align-items:center;gap:10px;font-size:var(--fs-sm);color:var(--text-muted)}.uth-pulse-dot{width:8px;height:8px;background:var(--accent);border-radius:50%;flex-shrink:0;animation:pulse 2s ease-in-out infinite}.uth-rows{display:flex;flex-direction:column;gap:36px;margin-bottom:36px}.uth-row{display:grid;grid-template-columns:1fr 1fr;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}.uth-row-info{padding:24px;display:flex;flex-direction:column;gap:12px;border-left:1px solid var(--border)}.uth-row-code{background:color-mix(in srgb,var(--surface-2) 78%,var(--modern-bg) 22%);overflow:hidden}.uth-row-code pre,.uth-row-code .shiki{margin:0;padding:20px 24px;font-family:var(--font-mono);font-size:var(--fs-sm);line-height:1.9;overflow-x:auto;border-radius:0;border:none;background:transparent!important;height:100%}@media(max-width:700px){.uth-row{grid-template-columns:1fr}.uth-row-info{order:-1;border-left:none}}.leaving-wrap{display:flex;align-items:center;justify-content:center;min-height:calc(100vh - 200px);padding:24px}.leaving-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:48px 40px 40px;max-width:520px;width:100%;text-align:center;position:relative;overflow:hidden}.leaving-card:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--border-light)}.leaving-icon{width:56px;height:56px;border-radius:16px;background:color-mix(in srgb,var(--accent),transparent 90%);display:grid;place-items:center;margin:0 auto 20px}.leaving-icon svg{color:var(--accent)}.leaving-title{font-size:1.5rem;font-weight:800;letter-spacing:-.03em;margin-bottom:8px}.leaving-desc{font-size:var(--fs-base);color:var(--text-muted);line-height:1.6;margin-bottom:24px}.leaving-desc strong{color:var(--accent)}:is(.leaving-url-box,.flex-y-center){display:flex;align-items:center}.leaving-url-box{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:14px 20px;margin-bottom:28px;word-break:break-all;font-family:var(--font-mono);font-size:var(--fs-sm);color:var(--text-muted);text-align:left;gap:10px}.leaving-url-box .url-icon{flex-shrink:0;color:var(--text-muted);opacity:.5}.leaving-url-box .url-text{overflow:hidden;text-overflow:ellipsis}.leaving-url-box .url-domain{color:var(--accent);font-weight:600}.leaving-actions{display:flex;gap:12px;justify-content:center;margin-bottom:24px}.leaving-back{padding:12px 28px;border-radius:10px;background:var(--accent-dim);color:#fff;border:none;font-family:var(--font-sans);font-size:var(--fs-base);font-weight:600;cursor:pointer;transition:background .2s;display:flex;align-items:center;gap:6px;text-decoration:none}.leaving-back:hover{background:var(--accent)}.leaving-continue{padding:12px 28px;border-radius:10px;background:var(--surface);color:var(--text);border:1px solid var(--border);font-family:var(--font-sans);font-size:var(--fs-base);font-weight:600;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:6px;text-decoration:none}.leaving-continue:hover{border-color:var(--accent);color:var(--accent)}.leaving-progress{margin-top:4px}.leaving-progress-bar{height:3px;background:var(--bg);border-radius:3px;overflow:hidden;margin-bottom:10px}.leaving-progress-fill{height:100%;background:var(--accent);border-radius:3px;transition:width .1s linear;width:0%}.leaving-timer{font-size:var(--fs-sm);color:var(--text-muted)}.leaving-timer span{color:var(--accent);font-weight:700;font-family:var(--font-mono)}.article-container{margin-bottom:48px}.tip-header{margin-bottom:40px}.section-label{font-size:14px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:16px;display:flex;flex-direction:row;align-content:center;justify-content:space-between}h3.section-label{font-size:12px}.grid-auto{display:grid;grid-template-columns:repeat(auto-fit,minmax(var(--min,220px),1fr));gap:16px}.grid-auto-lg{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:32px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:8px;padding:20px}.card-sm{padding:16px}.card-lg{padding:24px}.card-center{text-align:center}.card-hover{cursor:help;position:relative}.stat-label{font-size:12px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}.stat-value{font-size:32px;font-weight:600;color:var(--text-primary)}.stat-desc{font-size:13px;color:var(--text-secondary);margin-top:8px}.stat-value-sm{font-size:24px;font-weight:600;margin-bottom:4px}.stat-value-lg{font-size:28px;font-weight:600;margin-bottom:4px}.text-primary{color:var(--text-primary)}.text-secondary{color:var(--text-secondary)}.text-link{color:var(--link-color);text-decoration:none}.text-success{color:var(--text)}.text-warning{color:#f59e0b}.text-danger{color:#ef4444}.list{display:grid;gap:12px}.list-sm{display:grid;gap:8px}.list-item{display:flex;justify-content:space-between;align-items:center;padding:6px 0;border-bottom:1px solid var(--border);font-size:12px}.feature-item{display:flex;justify-content:space-between;align-items:center;text-decoration:none}.feature-info{flex:1}.feature-title{font-size:14px;font-weight:500;color:var(--text-primary);margin-bottom:4px}.feature-category{font-size:12px;color:var(--text-secondary)}.feature-support{font-size:16px;font-weight:600;min-width:60px;text-align:right}.progress{background:var(--border);height:4px;border-radius:2px;overflow:hidden}.progress-bar{background:var(--accent-dim);height:100%}.table{width:100%;border-collapse:collapse}.table th{text-align:left;padding:12px 0;font-size:12px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border)}.table td{padding:12px 0;border-bottom:1px solid var(--border);color:var(--text-primary)}.table-center{text-align:center}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.demo-wrapper{background:var(--bg-card);border-radius:var(--radius);border:1px solid rgba(255,255,255,.05);overflow:hidden;margin-bottom:2rem}.demo-canvas{background:var(--bg-body);padding:2rem;min-height:250px;display:flex;align-items:center;justify-content:center;border-bottom:1px solid rgba(255,255,255,.05)}.demo-parent{background:var(--surface-2);border:2px dashed var(--border);border-radius:var(--radius);padding:1rem;width:100%;max-width:500px;min-height:150px;transition:all .3s ease}.demo-child{background:var(--accent);color:#fff;padding:1rem;border-radius:4px;font-weight:700;font-family:var(--font-mono);text-align:center;font-size:1.25rem;min-width:60px;min-height:60px;display:flex;align-items:center;justify-content:center;transition:all .3s ease}.demo-is-flex .demo-parent{display:flex;gap:10px}.demo-is-grid .demo-parent{display:grid;gap:10px;grid-template-columns:repeat(3,1fr)}.demo-controls{padding:1.5rem;display:flex;flex-wrap:wrap;gap:.5rem;background:var(--bg-card)}.demo-btn{background:var(--surface-2);border:1px solid var(--border);color:var(--text);padding:.5rem 1rem;border-radius:6px;font-family:var(--font-mono);font-size:.9rem;cursor:pointer;transition:all .2s ease}.demo-btn:hover{background:var(--border)}.demo-btn.is-active{background:var(--accent);color:#fff;border-color:var(--accent)}.demo-output{padding:1rem 1.5rem;background:var(--bg-editor,#1a1b26);border-top:1px solid rgba(0,0,0,.2);font-family:var(--font-mono);font-size:.95em;color:#a9b1d6}.snippet-copy-box{display:inline-flex;align-items:center;gap:1rem;position:relative;margin-bottom:3rem;cursor:pointer;transition:all .2s ease}.snippet-copy-box code{background:var(--accent);color:#fff;padding:.75rem 1.25rem;border-radius:6px;font-family:var(--font-mono);font-size:1.1rem;font-weight:500;box-shadow:0 4px 6px #0000001a;transition:all .2s ease}.snippet-copy-box:hover code{transform:translateY(-2px);box-shadow:0 6px 12px #00000026}.snippet-copy-box:active code{transform:translateY(0)}.snippet-copy-btn{background:var(--surface-2);color:var(--text-muted);border:1px solid var(--border);padding:.4rem .8rem;border-radius:4px;font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;opacity:0;transform:translate(-10px);transition:all .2s ease;pointer-events:none}.snippet-copy-box:hover .snippet-copy-btn{opacity:1;transform:translate(0)}.snippet-copy-box.copied .snippet-copy-btn{background:var(--surface-2);color:var(--text);border-color:var(--border-light);opacity:1;transform:translate(0)}.ref-breadcrumb{margin-bottom:3rem}.ref-breadcrumb a{color:var(--text-muted)}.ref-breadcrumb span.current{color:var(--text);font-weight:500}.ref-header{margin-bottom:2rem}.ref-header-top{display:flex;align-items:center;gap:1rem;margin-bottom:.5rem;flex-wrap:wrap}.ref-title{margin:0;font-size:var(--fs-hero);line-height:1;letter-spacing:-.03em}.ref-badges{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap;margin-top:.5rem}[class^=ref-badge-]{display:inline-flex;align-items:center;padding:2px 8px;border-radius:999px;font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;border:1px solid transparent}.ref-badge-widely{background:color-mix(in oklch,var(--green) 15%,transparent);color:var(--green);border-color:color-mix(in oklch,var(--green) 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