*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 20% 0%,rgba(63,185,80,.08),transparent 28rem),#0d1117;color:#e6edf3;font-family:"JetBrains Mono","Fira Code","Cascadia Code",Consolas,monospace;min-height:100vh}a{color:inherit;text-decoration:none}.skip-link{position:absolute;left:-999px;top:8px;background:#3fb950;color:#06120a;padding:8px 12px;border-radius:8px;z-index:999}.skip-link:focus{left:8px}.topbar{position:sticky;top:0;z-index:50;background:rgba(13,17,23,.88);backdrop-filter:blur(12px);border-bottom:1px solid #30363d}.nav{max-width:1120px;margin:0 auto;display:flex;align-items:center;padding:0 16px}.nav-brand{font-weight:800;color:#3fb950;padding:14px 18px 14px 0;border-right:1px solid #30363d;white-space:nowrap}.nav-brand span{color:#8b949e}.nav-scroll{display:flex;overflow-x:auto}.nav-link{font-size:12px;color:#8b949e;padding:15px 11px;border-bottom:2px solid transparent;white-space:nowrap}.nav-link:hover,.nav-link:focus-visible{color:#e6edf3}.nav-link.active{color:#3fb950;border-bottom-color:#3fb950}.wrap{max-width:1120px;margin:0 auto;padding:42px 16px 78px}.page-hero{display:grid;gap:18px;margin-bottom:34px}.hero-grid{grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);align-items:center}.compact-hero{max-width:850px}.eyebrow{margin:0;color:#3fb950;text-transform:uppercase;letter-spacing:2px;font-size:11px}.page-hero h1{margin:0;font-size:clamp(36px,7vw,72px);line-height:.98;letter-spacing:-2px}.compact-hero h1{font-size:clamp(32px,6vw,54px)}.page-hero h1 span{color:#3fb950}.page-hero p{max-width:700px;margin:0;color:#8b949e;line-height:1.75;font-family:system-ui,-apple-system,Segoe UI,sans-serif}.hero-actions{display:flex;gap:10px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid #30363d;background:#161b22;color:#c9d1d9;border-radius:10px;padding:10px 14px;font-family:inherit;font-size:12px;font-weight:600;cursor:pointer}.btn.primary{background:#238636;border-color:#3fb950;color:white}.btn:hover,.btn:focus-visible{transform:translateY(-1px);border-color:#3fb950}.mini-stats,.hero-stats{display:flex;gap:12px;flex-wrap:wrap;margin:8px 0 0}.mini-stats div,.hero-stats div{background:#161b22;border:1px solid #30363d;border-radius:12px;padding:12px 14px;min-width:110px}.mini-stats dt,.hero-stats strong{color:#e6edf3;font-weight:800;font-size:20px}.mini-stats dd,.hero-stats span{margin:2px 0 0;color:#8b949e;font:12px system-ui,-apple-system,Segoe UI,sans-serif}.terminal-card{border:1px solid #30363d;background:#0b1016;border-radius:18px;box-shadow:0 20px 60px rgba(0,0,0,.24);overflow:hidden}.terminal-top{display:flex;gap:6px;border-bottom:1px solid #30363d;background:#161b22;padding:10px 12px}.dot{width:10px;height:10px;border-radius:999px;background:#30363d}.terminal-body{padding:18px;color:#c9d1d9;line-height:1.8;font-size:13px}.prompt{color:#3fb950}.comment{color:#8b949e}.home-tools{margin-top:34px}.section-title{display:flex;align-items:end;justify-content:space-between;gap:14px;margin-bottom:14px}.section-title h2{margin:0;font-size:22px}.section-title p{margin:0;color:#8b949e;font:13px system-ui,-apple-system,Segoe UI,sans-serif}.tool-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}.tool-card{display:flex;flex-direction:column;gap:12px;background:#161b22;border:1px solid #30363d;border-radius:16px;padding:18px;min-height:190px;transition:.16s ease}.tool-card:hover,.tool-card:focus-visible{border-color:#3fb950;transform:translateY(-2px);box-shadow:0 14px 40px rgba(0,0,0,.18)}.tool-icon{width:42px;height:42px;display:grid;place-items:center;background:rgba(63,185,80,.11);border:1px solid rgba(63,185,80,.28);color:#3fb950;border-radius:12px;font-weight:800}.tool-card h3{margin:0}.tool-card p{margin:0;color:#8b949e;line-height:1.6;font:13px system-ui,-apple-system,Segoe UI,sans-serif}.card-footer{margin-top:auto;display:flex;gap:8px;align-items:center;flex-wrap:wrap}.pill{font:11px system-ui,-apple-system,Segoe UI,sans-serif;color:#8b949e;background:#21262d;border:1px solid #30363d;border-radius:999px;padding:4px 8px}.pill.green{color:#3fb950;background:rgba(63,185,80,.09);border-color:rgba(63,185,80,.25)}.popular-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:10px;margin-top:40px}.popular-item{background:#0d1117;border:1px solid #30363d;border-radius:12px;padding:12px}.popular-item code{color:#3fb950}.popular-item span{display:block;color:#8b949e;font:12px system-ui,-apple-system,Segoe UI,sans-serif;margin-top:6px}.ad-slot{display:none!important}.ad-slot ins{display:block;width:min(970px,100%);min-height:90px}.controls-panel{position:sticky;top:50px;z-index:20;background:rgba(13,17,23,.94);backdrop-filter:blur(10px);border:1px solid #30363d;border-radius:16px;padding:14px;margin:18px 0}.search-box input{width:100%;border:1px solid #30363d;background:#161b22;color:#e6edf3;border-radius:12px;padding:12px 14px;font-family:inherit;font-size:13px;outline:0}.search-box input:focus{border-color:#3fb950;box-shadow:0 0 0 3px rgba(63,185,80,.12)}.filter-row{display:flex;gap:7px;flex-wrap:wrap;margin-top:10px}.filter-btn{border:1px solid #30363d;background:#161b22;color:#8b949e;border-radius:999px;padding:7px 10px;font-family:inherit;font-size:12px;cursor:pointer}.filter-btn span{color:#6e7681}.filter-btn.active,.filter-btn:hover,.filter-btn:focus-visible{border-color:#3fb950;color:#3fb950;background:rgba(63,185,80,.08)}.result-count{margin:10px 0 0;color:#8b949e;font:12px system-ui,-apple-system,Segoe UI,sans-serif}.sheet-section{margin:22px 0}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}.section-heading h2{margin:0;font-size:18px}.section-heading span{color:#8b949e;font:12px system-ui,-apple-system,Segoe UI,sans-serif}.cmd-grid{display:grid;gap:10px}.cmd-card{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(260px,.9fr);gap:0;border:1px solid #30363d;border-radius:14px;background:#0d1117;overflow:hidden}.cmd-card:hover{border-color:#3fb950}.cmd-main{padding:14px}.cmd-topline{display:flex;align-items:center;gap:10px}.cmd-code{color:#3fb950;line-height:1.5;word-break:break-word}.copy-btn{margin-left:auto;border:1px solid #30363d;background:#161b22;color:#8b949e;border-radius:8px;padding:6px 9px;font-family:inherit;font-size:11px;cursor:pointer}.copy-btn:hover,.copy-btn:focus-visible,.copy-btn.ok{border-color:#3fb950;color:#3fb950}.cmd-desc{margin:9px 0;color:#c9d1d9;line-height:1.55;font:13px system-ui,-apple-system,Segoe UI,sans-serif}.cmd-meta{display:flex;gap:8px;flex-wrap:wrap;color:#8b949e;font:11px system-ui,-apple-system,Segoe UI,sans-serif}.risk{border-radius:999px;padding:2px 7px;border:1px solid #30363d}.risk-safe{color:#58a6ff}.risk-danger{color:#d29922;border-color:rgba(210,153,34,.35);background:rgba(210,153,34,.08)}.cmd-warning{margin:9px 0 0;color:#d29922;font:12px system-ui,-apple-system,Segoe UI,sans-serif}.cmd-example{border-left:1px solid #30363d;background:#161b22}.cmd-example summary{cursor:pointer;color:#8b949e;padding:14px;font:12px system-ui,-apple-system,Segoe UI,sans-serif}.cmd-example[open] summary{color:#3fb950}.cmd-example pre{margin:0;padding:0 14px 14px;overflow:auto}.cmd-example code{white-space:pre-wrap;color:#c9d1d9;font-size:12px;line-height:1.7}.ex-g{color:#3fb950}.ex-c{color:#8b949e}.ex-a{color:#d29922}.faq-block{border-top:1px solid #30363d;margin-top:40px;padding-top:28px}.faq-block h2{margin-top:0}.faq-block details{background:#161b22;border:1px solid #30363d;border-radius:12px;margin:10px 0;padding:12px}.faq-block summary{cursor:pointer;color:#c9d1d9}.faq-block p{color:#8b949e;line-height:1.7;font:14px system-ui,-apple-system,Segoe UI,sans-serif}.tester-panel{background:#161b22;border:1px solid #30363d;border-radius:16px;padding:16px;margin:20px 0}.tester-grid{display:grid;gap:12px}.tester-grid label{display:grid;gap:6px;color:#8b949e;font:12px system-ui,-apple-system,Segoe UI,sans-serif}.tester-grid input,.tester-grid textarea{width:100%;border:1px solid #30363d;background:#0d1117;color:#e6edf3;border-radius:10px;padding:10px;font:13px "JetBrains Mono",Consolas,monospace;outline:0}.tester-grid input:focus,.tester-grid textarea:focus{border-color:#3fb950}.flag-row{display:flex;gap:8px}.flag-toggle{border:1px solid #30363d;background:#0d1117;color:#8b949e;border-radius:8px;padding:7px 11px;font-family:inherit;font-size:12px;cursor:pointer}.flag-toggle.on{border-color:#58a6ff;color:#58a6ff;background:rgba(88,166,255,.08)}.test-output{min-height:52px;border:1px solid #30363d;background:#0d1117;border-radius:10px;padding:12px;color:#c9d1d9;line-height:1.8;white-space:pre-wrap;word-break:break-word}.match{background:rgba(63,185,80,.25);color:#7ee787;border-radius:4px;padding:0 2px}.match-info{color:#8b949e;font:12px system-ui,-apple-system,Segoe UI,sans-serif}.tester-err{color:#f85149;font:12px system-ui,-apple-system,Segoe UI,sans-serif}.site-footer{border-top:1px solid #30363d;display:flex;justify-content:center;gap:18px;padding:26px 16px;color:#8b949e;font:12px system-ui,-apple-system,Segoe UI,sans-serif}.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}.hidden{display:none!important}@media(max-width:760px){.nav{padding:0 12px}.wrap{padding:28px 12px 64px}.hero-grid{grid-template-columns:1fr}.controls-panel{position:relative;top:auto}.filter-row{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px}.cmd-card{grid-template-columns:1fr}.cmd-example{border-left:0;border-top:1px solid #30363d}.cmd-topline{align-items:flex-start;flex-direction:column}.copy-btn{margin-left:0}.page-hero h1{letter-spacing:-1px}.terminal-card{display:none}}@media print{.topbar,.controls-panel,.ad-slot,.copy-btn,.hero-actions,.site-footer,.tester-panel{display:none!important}body{background:white;color:#111}.wrap{max-width:none;padding:0}.cmd-card,.faq-block details{break-inside:avoid;border-color:#ccc}.cmd-example{display:none}.cmd-code{color:#0a6640}.cmd-desc,.faq-block p{color:#333}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition:none!important}}

/* v3 multilingual switcher */
.lang-switcher{display:flex;gap:4px;margin-left:auto;align-items:center;padding-left:10px}
.lang-switcher a{font-size:11px;line-height:1;border:1px solid #30363d;border-radius:6px;padding:6px 7px;color:#8b949e;background:#161b22;text-decoration:none}
.lang-switcher a:hover,.lang-switcher a:focus-visible{color:#3fb950;border-color:#3fb950;outline:none}
.lang-switcher .active-lang{color:#fff;background:#238636;border-color:#3fb950}
@media (max-width:720px){.lang-switcher{width:100%;margin-left:0;justify-content:flex-start;padding:8px 0 0}.nav{flex-wrap:wrap}.nav-scroll{order:3;width:100%}}

/* Shared interaction and print fixes. */
.hero-grid>div{min-width:0}
.page-hero h1{overflow-wrap:anywhere;text-wrap:balance}
.nav{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:0 12px}
.nav-scroll{width:auto;max-width:100%;scrollbar-width:thin;scrollbar-color:#8b949e #161b22}
.nav-track{display:flex;min-width:0;align-items:stretch}
.nav-track .nav-scroll{flex:1;order:0}
.nav-arrow{flex:0 0 28px;padding:0;border:0;background:#161b22;color:#c9d1d9;font:24px/1 system-ui,sans-serif;cursor:pointer}
.nav-arrow:disabled{color:#6e7681;cursor:default}
.nav-arrow:focus-visible{outline-offset:-4px}
.lang-switcher{width:auto;margin-left:0;padding-left:0;justify-content:flex-end;white-space:nowrap}
.lang-switcher a{display:inline-flex;align-items:center;justify-content:center;min-height:32px;min-width:28px;padding:6px}
.lang-switcher a:focus-visible{outline:2px solid #7ee787;outline-offset:2px}
.filter-btn span{color:#9ba5b1}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;max-width:480px}
.hero-stats div{min-width:0;padding:12px 10px}
.hero-stats span{overflow-wrap:anywhere}
.btn:active,.copy-btn:active,.filter-btn:active{transform:translateY(1px)}
@media(max-width:860px){
  .nav{grid-template-columns:auto minmax(0,1fr);padding:0 12px;gap:0 6px}
  .nav-brand{border-right:0;padding-right:0;font-size:14px}
  .lang-switcher{grid-column:2;grid-row:1;padding:0;width:auto;gap:3px}
  .lang-switcher a{font-size:10px;min-width:26px;padding:6px 4px}
  .nav-track,.nav>.nav-scroll{grid-column:1/-1;grid-row:2;width:100%;order:initial}
  .nav-link{padding:12px 11px}
}
@media(max-width:360px){.hero-grid h1{font-size:clamp(28px,8.75vw,32px);line-height:1.08;letter-spacing:-.8px}}
[hidden]{display:none!important}
:focus-visible{outline:2px solid #3fb950;outline-offset:3px}
.controls-panel{top:calc(var(--topbar-height,50px) + 8px)}
.cmd-card{position:relative;scroll-margin-top:calc(var(--topbar-height,60px) + 190px)}
.anchor-alias{position:absolute;top:0;scroll-margin-top:calc(var(--topbar-height,60px) + 190px)}
.cmd-main,.cmd-example,.nav-scroll{min-width:0}
.hero-stats span{display:block;margin-top:4px}
.filter-btn{flex:0 0 auto;white-space:nowrap}
.pattern-label{margin:0 0 10px;font-size:14px;color:#c9d1d9}
.empty-message,.tester-note{color:#8b949e;font:13px/1.65 system-ui,-apple-system,Segoe UI,sans-serif}
.tester-note{margin:0 0 16px}
.copy-btn.copy-error{color:#f85149;border-color:#f85149}
.copy-btn:disabled{cursor:wait}
.source-links a{text-decoration:underline;text-underline-offset:3px;color:#58a6ff}
.site-footer{flex-wrap:wrap}
.match:empty::before{content:'▏';color:#7ee787}
@media(max-width:760px){
  .controls-panel{position:relative;top:auto}
  .cmd-card,.anchor-alias{scroll-margin-top:calc(var(--topbar-height,100px) + 16px)}
  .section-title{align-items:flex-start;flex-direction:column}
  .site-footer p{flex-basis:100%;text-align:center;margin:0}
}
@media print{
  @page{margin:12mm}
  html{scroll-behavior:auto}
  body{background:#fff!important;color:#111!important}
  .wrap{padding:0;max-width:none}
  .page-hero h1,.compact-hero h1{font-size:28px;line-height:1.15;letter-spacing:-.5px}
  .page-hero{margin-bottom:16px;gap:10px}
  .page-hero p,.eyebrow,.section-heading span,.cmd-meta,.cmd-warning,.ex-c{color:#444!important}
  .page-hero h1 span,.cmd-code,.ex-g{color:#135a2b!important}
  .mini-stats div,.hero-stats div,.faq-block details{background:#fff!important;color:#111!important;border-color:#bbb}
  .mini-stats dt,.mini-stats dd,.hero-stats strong,.hero-stats span{color:#333}
  .sheet-section.hidden{display:block!important}
  .cmd-card,.cmd-card.hidden{display:block!important;break-inside:avoid;border:1px solid #bbb;margin-bottom:8px;background:#fff!important}
  .cmd-main{padding:10px;background:#fff!important}
  .risk,.pattern-label{color:#333!important;background:#fff!important;border-color:#aaa!important}
  .cmd-example{display:block!important;border:0;border-top:1px solid #ddd;background:#fff!important}
  .cmd-example>summary{display:none!important}
  .cmd-example pre{display:block!important;padding:8px 10px;margin:0;overflow:visible}
  .cmd-example code{display:block;white-space:pre-wrap;overflow-wrap:anywhere;color:#222!important;font-size:10px;line-height:1.5}
  .cmd-desc,.faq-block p,.faq-block summary{color:#222!important}
  .faq-block details{break-inside:avoid}
  .source-links a{color:#222}
  .empty-message,.anchor-alias{display:none!important}
}