:root{
  --ink:#12222E;
  --ink-soft:#33454F;
  --paper:#ECEEE8;
  --paper-2:#F6F7F2;
  --paper-3:#E5E8E1;
  --line:#C7CDC4;
  --line-soft:#DCE0D8;
  --brass:#B4741E;
  --brass-deep:#8F5A12;
  --teal:#1C5A63;
  --code-bg:#0E1A22;
  --code-fg:#D7E2E6;
  --code-dim:#78909B;
  --ok:#2E7D5B;
  --danger:#A5453F;
  --maxw:1180px;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:"SF Mono",ui-monospace,"Cascadia Code","JetBrains Mono",Menlo,Consolas,monospace;
  --radius:9px;
  --shadow:0 1px 0 rgba(18,34,46,.04),0 12px 32px -24px rgba(18,34,46,.42);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.62;-webkit-font-smoothing:antialiased;font-size:16px}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
code,kbd,pre,input,button{font-family:inherit}
code,kbd,pre,.mono{font-family:var(--mono)}
img,svg{max-width:100%}
h1,h2,h3,h4{line-height:1.18;letter-spacing:-.018em;font-weight:650}
h1{font-size:clamp(2.35rem,5.2vw,4.25rem);margin:.2em 0}
h2{font-size:clamp(1.65rem,3vw,2.15rem);margin-top:2.6rem}
h3{font-size:1.12rem;margin-top:1.8rem}
p{margin:0 0 1rem}
hr{border:0;border-top:1px solid var(--line);margin:2.5rem 0}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--maxw);margin:0 auto;padding-left:24px;padding-right:24px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;background:var(--ink);color:#fff;padding:8px 12px;border-radius:5px;z-index:99}

/* header */
.site-head{position:sticky;top:0;z-index:40;background:rgba(236,238,232,.89);backdrop-filter:saturate(1.25) blur(12px);border-bottom:1px solid rgba(199,205,196,.9)}
.head-row{display:flex;align-items:center;gap:24px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:720;color:var(--ink);letter-spacing:-.025em;font-size:1.05rem;white-space:nowrap}
.brand:hover{text-decoration:none}
.brand img{width:28px;height:28px;flex:0 0 auto}
.brand .ver{font:600 .66rem/1 var(--mono);color:var(--brass-deep);border:1px solid var(--line);padding:4px 7px;border-radius:999px;background:var(--paper-2);letter-spacing:.03em}
.nav{display:flex;gap:21px;margin-left:8px}
.nav a{color:var(--ink-soft);font-weight:560;font-size:.92rem;padding:22px 0 20px}
.nav a:hover,.nav a[aria-current="page"]{color:var(--ink);text-decoration:none}
.nav a[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--brass)}
.head-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.profile-link{color:var(--ink-soft);font-weight:560;font-size:.9rem}
.lang{display:inline-flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;background:var(--paper-2)}
.lang button{border:0;background:transparent;font:650 .74rem/1 var(--sans);color:var(--ink-soft);padding:7px 10px;cursor:pointer}
.lang button[aria-pressed="true"]{background:var(--ink);color:var(--paper-2)}
.menu-btn{display:none;border:1px solid var(--line);background:var(--paper-2);border-radius:7px;width:38px;height:34px;cursor:pointer;align-items:center;justify-content:center}
.menu-btn span,.menu-btn span::before,.menu-btn span::after{content:"";display:block;width:16px;height:2px;background:var(--ink);position:relative}
.menu-btn span::before{position:absolute;top:-5px}.menu-btn span::after{position:absolute;top:5px}

/* hero */
.hero{padding:76px 0 54px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center}
.eyebrow{font:650 .76rem/1.2 var(--mono);letter-spacing:.085em;text-transform:uppercase;color:var(--brass-deep);margin:0 0 16px}
.hero p.lead,.lead{font-size:1.15rem;color:var(--ink-soft);max-width:58ch;margin:20px 0 28px}
.hero-visual{align-self:center}
.rig{width:100%;height:auto;filter:drop-shadow(0 22px 42px rgba(18,34,46,.14))}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:650;padding:11px 18px;border-radius:8px;border:1px solid transparent;cursor:pointer;font-size:.95rem;min-height:44px}
.btn-primary{background:var(--ink);color:var(--paper-2)}
.btn-primary:hover{background:#1b3442;text-decoration:none}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink);text-decoration:none}
.hero-stats{display:flex;gap:26px;margin-top:32px;flex-wrap:wrap}
.hero-stats div{border-left:2px solid var(--brass);padding-left:11px}
.hero-stats b{display:block;font:720 1.18rem/1.15 var(--sans)}
.hero-stats span{font:520 .8rem/1.35 var(--sans);color:var(--ink-soft)}

/* command explorer */
.command-lab{margin-top:30px;background:var(--code-bg);border:1px solid #1e2f39;border-radius:12px;box-shadow:var(--shadow);overflow:hidden;max-width:690px}
.terminal-bar{display:flex;align-items:center;gap:7px;padding:10px 14px;border-bottom:1px solid #20343f;color:var(--code-dim);font:600 .76rem var(--mono)}
.terminal-bar .dot{width:9px;height:9px;border-radius:50%;background:#2b4551}
.terminal-bar .label{margin-left:5px}
.command-form{display:flex;align-items:stretch;gap:0;padding:12px}
.command-prompt{display:flex;align-items:center;color:var(--brass);font:700 1rem var(--mono);padding:0 0 0 6px}
.command-input{flex:1;min-width:0;border:0;background:transparent;color:var(--code-fg);font:500 .92rem/1.5 var(--mono);padding:10px 12px;outline:none}
.command-input::placeholder{color:#66808c}
.command-run{border:1px solid #2a4552;background:#1a2c36;color:var(--code-fg);border-radius:7px;padding:0 14px;cursor:pointer;font-weight:650}
.command-run:hover{background:#233b47}
.command-examples{display:flex;gap:7px;flex-wrap:wrap;padding:0 14px 14px}
.command-chip{border:1px solid #28404c;background:transparent;color:#9bb0b9;border-radius:999px;padding:5px 9px;font:500 .72rem var(--mono);cursor:pointer}
.command-chip:hover{color:#fff;border-color:#4b6875}
.command-output{display:none;border-top:1px solid #20343f;padding:16px 18px;color:var(--code-fg)}
.command-output.show{display:block}
.command-summary{font-size:.94rem;margin:0 0 12px;color:#edf4f6}
.command-segment{border-top:1px solid #1d303a;padding:12px 0 2px}
.command-segment:first-of-type{border-top:0}
.command-name{display:flex;align-items:center;gap:9px;font:650 .86rem var(--mono);color:#fff}
.command-name code{color:#E0A458}
.command-desc{color:#aac0c9;font-size:.86rem;margin:5px 0 8px}
.flag-list{display:grid;gap:5px;margin:8px 0 0}
.flag-row{display:grid;grid-template-columns:minmax(76px,auto) 1fr;gap:10px;font-size:.8rem}
.flag-row code{color:#8FB8D8;white-space:nowrap}
.flag-row span{color:#93aab4}
.command-warning{margin-top:12px;border-left:3px solid var(--brass);background:#172831;color:#dce8ec;padding:10px 12px;border-radius:5px;font-size:.82rem}
.command-empty{color:#9bb0b9;font-size:.88rem}

/* sections/cards */
.section{padding:58px 0}
.section.alt{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-tag{font:650 .74rem/1 var(--mono);letter-spacing:.075em;text-transform:uppercase;color:var(--teal);margin-bottom:12px}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;flex-wrap:wrap}
.section-head h2{margin:0}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}
.card{background:var(--paper-2);border:1px solid var(--line-soft);border-radius:10px;padding:22px;box-shadow:var(--shadow);min-height:175px}
.card .ic{width:32px;height:32px;color:var(--brass);margin-bottom:18px}
.card h3{margin:0 0 7px;font-size:1.03rem}
.card p{margin:0;color:var(--ink-soft);font-size:.91rem}
.card .card-link{display:inline-flex;margin-top:16px;font-size:.84rem;font-weight:650}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:28px;counter-reset:steps}
.flow-step{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:9px;padding:18px;counter-increment:steps}
.flow-step::before{content:counter(steps,decimal-leading-zero);display:block;font:650 .72rem var(--mono);color:var(--brass-deep);margin-bottom:15px}
.flow-step h3{margin:0 0 6px;font-size:.98rem}
.flow-step code{display:block;color:var(--teal);font-size:.77rem;margin-top:10px;overflow-wrap:anywhere}
.note-strip{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;background:var(--ink);color:var(--paper-2);border-radius:12px;padding:28px 30px}
.note-strip h2{margin:0;font-size:1.45rem}
.note-strip p{margin:5px 0 0;color:#b8c8cf}
.note-strip .btn{background:var(--paper-2);color:var(--ink)}

/* code block */
.codeblk{background:var(--code-bg);border-radius:9px;overflow:hidden;margin:18px 0;box-shadow:var(--shadow)}
.codeblk .bar{display:flex;align-items:center;gap:8px;padding:9px 14px;border-bottom:1px solid #1e2f39;color:var(--code-dim);font:600 .76rem var(--mono)}
.codeblk .bar .dot{width:9px;height:9px;border-radius:50%;background:#26424e}
.codeblk pre{margin:0;padding:16px 18px;overflow:auto;color:var(--code-fg);font-size:.86rem;line-height:1.72}
.codeblk .k{color:#E0A458}.codeblk .s{color:#7FB6A1}.codeblk .c{color:#6B8490;font-style:italic}.codeblk .f{color:#8FB8D8}.codeblk .n{color:#C58FD8}
.copy{margin-left:auto;border:0;background:#1b2b35;color:var(--code-dim);padding:6px 9px;border-radius:5px;cursor:pointer;font:600 .72rem var(--sans)}
.copy:hover{color:#fff}.copy.done{color:#79b99c}

/* docs shell */
.docs{display:grid;grid-template-columns:238px minmax(0,1fr) 190px;gap:38px;padding-top:38px;padding-bottom:80px;align-items:start}
.side{position:sticky;top:82px;font-size:.91rem}
.side h4{font:650 .69rem/1 var(--mono);letter-spacing:.075em;text-transform:uppercase;color:var(--ink-soft);margin:22px 0 8px}
.side h4:first-child{margin-top:0}
.side ul{list-style:none;margin:0 0 6px;padding:0}
.side li{margin:1px 0}
.side a{display:block;padding:6px 10px;border-radius:6px;color:var(--ink-soft)}
.side a:hover{background:var(--paper-2);text-decoration:none;color:var(--ink)}
.side a[aria-current="page"]{background:var(--ink);color:var(--paper-2)}
.doc-main{min-width:0}
.doc-main h1{margin-top:0;font-size:clamp(2rem,4vw,3rem)}
.doc-main h2{scroll-margin-top:90px}
.doc-main p,.doc-main li{color:#26343d}
.doc-main ul,.doc-main ol{padding-left:1.25rem}
.doc-main table{border-collapse:collapse;width:100%;margin:18px 0;font-size:.9rem}
.doc-main th,.doc-main td{border:1px solid var(--line);padding:9px 11px;text-align:left;vertical-align:top}
.doc-main th{background:var(--paper-2);font-weight:650}
.doc-main td code,.inline-code{background:var(--paper-2);padding:2px 5px;border-radius:4px;font-size:.86em;color:var(--brass-deep)}
.callout{border:1px solid var(--line);border-left:3px solid var(--teal);background:var(--paper-2);padding:14px 16px;border-radius:7px;margin:18px 0;font-size:.92rem}
.callout.warn{border-left-color:var(--brass)}
.callout.danger{border-left-color:var(--danger)}
.callout b{display:block;margin-bottom:2px}
.toc{position:sticky;top:82px;font-size:.83rem}
.toc h4{font:650 .68rem/1 var(--mono);letter-spacing:.075em;text-transform:uppercase;color:var(--ink-soft);margin:0 0 9px}
.toc a{display:block;padding:4px 0;color:var(--ink-soft);border-left:2px solid var(--line-soft);padding-left:10px}
.toc a:hover{color:var(--ink);border-left-color:var(--brass);text-decoration:none}
.prevnext{display:flex;justify-content:space-between;gap:16px;margin-top:44px;border-top:1px solid var(--line);padding-top:20px}
.prevnext a{border:1px solid var(--line);border-radius:8px;padding:12px 16px;flex:1;color:var(--ink)}
.prevnext a:hover{border-color:var(--ink);text-decoration:none}
.prevnext small{color:var(--ink-soft);font-weight:650;font-size:.7rem;text-transform:uppercase;letter-spacing:.05em}
.prevnext b{display:block;margin-top:3px}.prevnext .n{text-align:right}
.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:20px 0}
.topic{border:1px solid var(--line);background:var(--paper-2);padding:17px;border-radius:8px}
.topic h3{margin:0 0 5px;font-size:1rem}.topic p{font-size:.88rem;margin:0}.topic code{display:block;margin-top:10px;color:var(--teal);font-size:.78rem}

/* command reference */
.command-search{display:flex;gap:10px;margin:20px 0 24px}
.command-search input{flex:1;border:1px solid var(--line);background:var(--paper-2);border-radius:8px;padding:11px 13px;color:var(--ink);font:500 .9rem var(--mono)}
.command-index{display:grid;gap:10px}
.command-ref{border:1px solid var(--line);background:var(--paper-2);border-radius:8px;padding:15px 16px}
.command-ref-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.command-ref h3{margin:0;font:680 .96rem var(--mono);color:var(--ink)}
.command-ref .group{font:650 .66rem var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--brass-deep)}
.command-ref p{margin:7px 0 0;font-size:.88rem;color:var(--ink-soft)}
.command-ref .example{display:block;margin-top:9px;font-size:.78rem;color:var(--teal);overflow-wrap:anywhere}

/* changelog */
.rel{border-left:2px solid var(--line);padding-left:22px;margin-left:6px}
.rel .item{position:relative;padding-bottom:28px}
.rel .item::before{content:"";position:absolute;left:-27px;top:5px;width:10px;height:10px;border-radius:50%;background:var(--paper);border:2px solid var(--brass)}
.rel h3{margin:0 0 2px;font-family:var(--mono);font-size:1rem}
.rel time{font-size:.8rem;color:var(--ink-soft)}
.rel ul{margin:8px 0 0;padding-left:18px;color:#26343d;font-size:.92rem}
.tag{display:inline-block;font:650 .66rem/1 var(--mono);padding:3px 7px;border-radius:999px;margin-left:6px}
.tag.feat{background:#dcebe4;color:var(--ok)}.tag.fix{background:#f0e1ce;color:var(--brass-deep)}.tag.note{background:#dfe8eb;color:var(--teal)}

/* footer */
.site-foot{border-top:1px solid var(--line);background:var(--paper-2);margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.55fr repeat(3,1fr);gap:30px;padding:44px 24px}
.foot-grid h5{font:650 .71rem/1 var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--ink-soft);margin:0 0 12px}
.foot-grid a{display:block;color:var(--ink-soft);padding:3px 0;font-size:.9rem}
.foot-grid a:hover{color:var(--ink)}
.foot-note{color:var(--ink-soft);font-size:.88rem;max-width:36ch;margin:10px 0 0}
.foot-bar{border-top:1px solid var(--line);padding-top:16px;padding-bottom:16px;font-size:.82rem;color:var(--ink-soft);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:34px}.hero-visual{order:-1;max-width:520px}.cards{grid-template-columns:1fr 1fr}.flow{grid-template-columns:1fr 1fr}.docs{grid-template-columns:1fr}.toc{display:none}.side{position:static;border:1px solid var(--line);border-radius:8px;padding:12px;background:var(--paper-2)}.nav,.profile-link{display:none}.menu-btn{display:inline-flex}.foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:620px){
  .wrap{padding-left:18px;padding-right:18px}.hero{padding:48px 0 34px}.cards,.flow,.topic-grid{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr;padding-left:18px;padding-right:18px}.head-row{gap:12px}.brand .ver{display:none}.command-form{flex-wrap:wrap}.command-input{min-width:calc(100% - 32px)}.command-run{width:100%;min-height:40px}.flag-row{grid-template-columns:1fr;gap:2px}.note-strip{padding:24px}.hero-stats{gap:18px}
}
.nav.open{position:fixed;inset:64px 0 auto 0;background:var(--paper);flex-direction:column;padding:14px 24px;border-bottom:1px solid var(--line);display:flex;gap:3px;z-index:39}.nav.open a{padding:9px 0}