:root{color-scheme:dark;--bg:#0c0c12;--panel:#14141e;--panel2:#1b1b29;--ink:#f0eff7;--muted:#aaa9bd;--dim:#858399;--line:#303042;--brand:#777bb3;--accent:#aeb2d5;--accent-dim:#292a43;--amber:#edbe77;--mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;--sans:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 var(--sans);-webkit-font-smoothing:antialiased}body::before{content:"";position:absolute;inset:0 0 auto;height:790px;pointer-events:none;background-image:linear-gradient(#aeb2d504 1px,transparent 1px),linear-gradient(90deg,#aeb2d504 1px,transparent 1px);background-size:60px 60px;z-index:-1}a{color:inherit;text-decoration:none}p a:not(.button),li a:not(.button),td a,.text-link{color:var(--accent);text-decoration:underline;text-underline-offset:4px;text-decoration-color:#777bb3}a:hover{color:var(--accent)}button,a,input,summary{-webkit-tap-highlight-color:transparent}button{font:inherit}button,a,summary{touch-action:manipulation}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:5px}::selection{background:var(--accent);color:var(--bg)}[hidden]{display:none!important}.wrap{width:min(1232px,calc(100% - 80px));margin:auto}.skip-link{position:absolute;left:24px;top:-70px;z-index:20;background:var(--accent);color:var(--bg);padding:12px}.skip-link:focus{top:12px}.topbar{border-bottom:1px solid var(--line);background:#0c0c12f2}.header-inner{min-height:86px;display:flex;align-items:center;gap:30px;justify-content:space-between}.brand{font:700 21px var(--mono);letter-spacing:-1px;display:flex;align-items:center;gap:12px;white-space:nowrap}.brand-prompt{color:var(--accent);font-size:26px}.brand-domain{color:var(--dim);font-weight:400}.navigation{display:flex;gap:6px;align-items:center}.navigation a{padding:9px 13px;font:12px/1.4 var(--mono);color:var(--muted);border:1px solid transparent}.navigation a:hover{color:var(--ink);border-color:var(--line)}.navigation a[aria-current=page]{color:var(--accent);background:var(--accent-dim);border-color:#555b88}.system-line{display:flex;justify-content:space-between;gap:12px;padding:20px 0;font:10px/1.5 var(--mono);color:var(--dim);letter-spacing:1px;text-transform:uppercase}.system-line .online::before{content:"";display:inline-block;width:6px;height:6px;background:var(--accent);margin-right:9px}.hero{padding:65px 0 74px;display:grid;grid-template-columns:1.12fr 1fr;gap:64px;align-items:center}.eyebrow{font:11px/1.6 var(--mono);text-transform:uppercase;letter-spacing:1.5px;color:var(--accent);display:flex;align-items:center;gap:10px;margin:0 0 22px}.eyebrow .dot{width:6px;height:6px;background:var(--accent);display:inline-block}.severity{color:var(--amber);border:1px solid #715333;background:#281f14;padding:4px 8px;font:10px var(--mono);letter-spacing:.6px}.hero h1{font:700 clamp(48px,5.2vw,72px)/1.04 var(--mono);letter-spacing:-5px;margin:0 0 22px;white-space:nowrap}.hero h1 .accent{color:var(--accent)}.hero .tagline{font:400 24px/1.35 var(--sans);letter-spacing:-.5px;margin:0 0 18px;max-width:500px}.hero .intro{color:var(--muted);font-size:15px;max-width:485px;margin-bottom:27px}.cve-inline{font:10px/1.8 var(--mono);color:var(--dim);display:flex;gap:20px;flex-wrap:wrap}.actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 21px}.button{display:inline-flex;align-items:center;justify-content:center;gap:24px;padding:13px 18px;border:1px solid var(--line);font:12px/1.5 var(--mono);background:var(--panel)}.button.primary{color:#0c0c12;background:var(--accent);border-color:var(--accent);font-weight:700}.button:hover{border-color:var(--accent);background:#25253c;color:var(--accent)}.button.primary:hover{background:#c6c9e5;color:#0c0c12}.button .arrow{font-size:17px;line-height:1}.small-note{font:10px/1.8 var(--mono);color:var(--dim)}.terminal{border:1px solid #4f5279;background:#14141ff5;box-shadow:12px 12px 0 #11111b;position:relative;min-width:0}.terminal-bar{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:12px 17px;color:var(--dim);font:10px var(--mono)}.terminal-dots{display:flex;gap:6px}.terminal-dots i{height:6px;width:6px;background:#57576f;display:block}.terminal-dots i:first-child{background:var(--accent)}.terminal-body{padding:25px 26px;font:12px/1.9 var(--mono)}.terminal-command{color:var(--ink);margin-bottom:22px}.prompt{color:var(--accent);margin-right:9px}.terminal-row{display:flex;justify-content:space-between;gap:18px;color:var(--muted);border-bottom:1px dashed #303044;padding:7px 0}.terminal-row b{font-weight:400;color:var(--accent)}.terminal-row .warning{color:var(--amber)}.terminal-comment{color:var(--dim);margin-top:20px;font-size:11px}.terminal-output{color:var(--accent);margin-top:8px}.cursor{display:inline-block;background:var(--accent);width:8px;height:14px;vertical-align:middle;margin-left:8px}.terminal-label{position:absolute;bottom:-31px;right:0;font:9px var(--mono);color:var(--dim);text-transform:uppercase;letter-spacing:1px}.stat-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr)}.stat{padding:24px 28px;border-left:1px solid var(--line)}.stat:first-child{border:0;padding-left:0}.stat-value{font:24px/1.2 var(--mono);margin-bottom:8px}.stat-value.accent{color:var(--accent)}.stat-label{color:var(--dim);font:10px/1.5 var(--mono);text-transform:uppercase;letter-spacing:1px}.section{padding:70px 0;border-bottom:1px solid var(--line)}.section-head{display:flex;gap:30px;justify-content:space-between;align-items:flex-end;margin-bottom:32px}.section-index{font:10px var(--mono);color:var(--dim);letter-spacing:1px;display:block;margin-bottom:13px}.section h2,.page-section h2{font-size:30px;letter-spacing:-1px;font-weight:500;line-height:1.25;margin:0}.section-head>p{color:var(--muted);max-width:410px;font-size:14px;margin:0}.route-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.route{padding:30px;border:1px solid var(--line);background:var(--panel);position:relative;display:flex;flex-direction:column;align-items:flex-start}.route.recommended{border-color:#5f6596;background:linear-gradient(130deg,#25253d 0%,#14141f 75%)}.route .route-top{display:flex;justify-content:space-between;width:100%;font:11px var(--mono);color:var(--dim);margin-bottom:30px}.route .tag{color:var(--accent);font-size:10px}.route h3{font-size:27px;font-weight:500;line-height:1.2;margin:0 0 14px;letter-spacing:-.7px}.route p{font-size:14px;color:var(--muted);margin:0 0 28px;max-width:430px}.route .text-link{margin-top:auto;font:12px var(--mono)}.route code{font-size:12px;color:var(--accent)}.tech-list{display:flex;flex-wrap:wrap;gap:7px;margin-top:26px}.tech-list span{padding:3px 7px;border:1px solid var(--line);font:9px/1.7 var(--mono);color:var(--muted)}.overview-grid{display:grid;grid-template-columns:1fr 1fr;gap:42px}.vulnerability{border-top:2px solid var(--dim);padding-top:22px}.vulnerability .cve{font:11px var(--mono);color:var(--accent)}.vulnerability h3{font-size:22px;font-weight:500;margin:16px 0 10px}.vulnerability p{font-size:14px;color:var(--muted);max-width:520px}.vulnerability .fact{font:11px/1.8 var(--mono);color:var(--dim);border-left:2px solid var(--line);padding-left:15px;margin-top:22px}.source-note{font:11px/1.8 var(--mono);color:var(--dim);margin:22px 0 0}.wide-callout{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:32px;border:1px solid var(--line);background:var(--panel)}.wide-callout h3{margin:0 0 8px;font-size:23px;font-weight:500}.wide-callout p{margin:0;color:var(--muted);font-size:14px;max-width:730px}.footer{padding:34px 0 25px}.footer-top{display:flex;justify-content:space-between;align-items:center;gap:25px}.footer .brand{font-size:17px}.footer-links{display:flex;gap:25px;font:11px var(--mono);color:var(--muted)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;color:var(--dim);font:10px/1.8 var(--mono);margin-top:28px;padding-top:20px;border-top:1px solid var(--line)}.page-heading{padding:52px 0 42px;border-bottom:1px solid var(--line)}.page-heading h1{font:500 clamp(35px,4.2vw,55px)/1.1 var(--mono);letter-spacing:-2.8px;margin:0 0 22px}.page-heading>p{max-width:760px;color:var(--muted);font-size:17px}.page-heading .eyebrow{margin-bottom:20px}.page-layout{display:grid;grid-template-columns:205px minmax(0,1fr);gap:60px;padding:43px 0 70px}.page-nav{align-self:start;position:sticky;top:25px;font:11px/1.6 var(--mono);display:flex;flex-direction:column;gap:3px}.page-nav>span{font-size:9px;letter-spacing:1.3px;color:var(--dim);text-transform:uppercase;padding:8px 12px 15px}.page-nav a{padding:9px 12px;border-left:1px solid var(--line);color:var(--muted)}.page-nav a:hover{border-left-color:var(--accent);color:var(--accent);background:var(--panel)}.page-section{padding:0 0 46px;margin-bottom:42px;border-bottom:1px solid var(--line);min-width:0}.page-section:last-child{margin-bottom:0}.page-section h2{font-size:25px;margin:0 0 18px}.page-section h3{font-weight:500;font-size:18px;margin:28px 0 12px}.page-section p,.page-section li{font-size:14px;color:var(--muted)}.page-section ul,.page-section ol{padding-left:21px}.page-section li{margin:7px 0}.page-section code:not(pre code),.notice code,.page-heading code{font:12px var(--mono);color:#d0cfe4;overflow-wrap:anywhere}.notice{border:1px solid #655035;background:#201a12;padding:17px 20px;margin:20px 0 30px;font-size:13px;color:#d7c19e}.notice strong{color:var(--amber);display:block;font:12px var(--mono);margin-bottom:5px}.notice p{margin:6px 0;color:#c7b99f;font-size:13px}.notice.accent{border-color:#545984;background:#1c1c2e}.notice.accent strong{color:var(--accent)}.notice.accent p{color:#b6b4cf}.code-block{margin:22px 0;border:1px solid #3c3d59;background:#101018;min-width:0}.code-header{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 15px;background:#1b1b2a;border-bottom:1px solid #35364d;min-height:45px;color:var(--dim);font:10px/1.4 var(--mono)}.copy-button{cursor:pointer;border:1px solid #575e8d;padding:4px 9px;background:#292b45;color:var(--accent);font:10px/1.5 var(--mono);white-space:nowrap}.copy-button:hover{background:#373b60}.code-block pre{margin:0;padding:20px;overflow:auto;font:12px/1.8 var(--mono);color:#c8cae5;tab-size:2}.code-block pre:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.code-block code{font:inherit}.code-block .code-comment{color:var(--dim)}.table-wrap{width:100%;overflow-x:auto;border:1px solid var(--line);margin:22px 0}table{width:100%;border-collapse:collapse;text-align:left;font-size:13px}th{font:10px/1.6 var(--mono);text-transform:uppercase;letter-spacing:.6px;background:var(--panel2);color:var(--muted)}th,td{padding:14px 16px;border-bottom:1px solid var(--line)}tr:last-child td{border-bottom:0}td{color:var(--muted)}td strong{color:var(--accent);font-family:var(--mono);font-weight:400}td code{white-space:nowrap}.control-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}.control-meta span,.repo-tag{font:10px/1.6 var(--mono);border:1px solid var(--line);padding:3px 8px;color:var(--muted);background:var(--panel)}.control-number{color:var(--accent);font:11px var(--mono);display:block;margin-bottom:13px}.limitation{border-left:2px solid #876339;padding-left:16px;margin:22px 0;color:#c2b5a1!important}.references-top{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:30px 0}.filter-bar{display:flex;gap:8px;flex-wrap:wrap}.filter-bar button{background:transparent;color:var(--muted);border:1px solid var(--line);padding:8px 13px;font:11px var(--mono);cursor:pointer}.filter-bar button[aria-pressed=true]{color:var(--accent);border-color:#5f6596;background:var(--accent-dim)}.reference{display:grid;grid-template-columns:40px 160px minmax(0,1fr) 30px;gap:20px;border-top:1px solid var(--line);padding:25px 0;align-items:start}.reference-number{color:var(--dim);font:11px var(--mono);padding-top:5px}.reference-category{font:10px var(--mono);color:var(--accent);padding-top:5px}.reference h2{font-size:17px;line-height:1.4;font-weight:500;margin:0 0 7px}.reference p{font-size:13px;color:var(--muted);margin:0}.reference .reference-url{display:inline-block;color:var(--dim);font:10px/1.6 var(--mono);margin-top:10px;overflow-wrap:anywhere}.reference .external{color:var(--dim);font-size:20px}.reference h2 a:hover{text-decoration:underline;text-underline-offset:4px}.repo{padding:26px;border:1px solid var(--line);background:var(--panel);margin:25px 0}.repo h3{font:16px/1.5 var(--mono);overflow-wrap:anywhere;margin:15px 0}.repo .repo-owner{color:var(--dim);font:10px var(--mono);margin-bottom:12px}.repo p{margin:12px 0;font-size:13px}.repo-links{display:flex;gap:22px;flex-wrap:wrap;margin-top:20px;font:11px var(--mono)}.faq details{border-top:1px solid var(--line);padding:19px 0}.faq summary{cursor:pointer;font-size:15px;list-style:none;padding-right:30px;position:relative}.faq summary::after{content:"+";position:absolute;right:4px;color:var(--accent);font-family:var(--mono)}.faq details[open] summary::after{content:"−"}.faq details p{font-size:14px;color:var(--muted);max-width:800px;margin:15px 0 4px}.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}.clipboard-fallback{position:fixed;left:-9999px;top:0}.end-link{display:flex;justify-content:space-between;align-items:center;font:12px var(--mono);color:var(--accent);padding:24px 0}.no-js-note{font:11px var(--mono);color:var(--dim);margin:15px 0}.flow{display:flex;align-items:center;gap:13px;margin:30px 0;flex-wrap:wrap}.flow span{font:11px var(--mono);padding:10px 15px;border:1px solid var(--line);background:var(--panel);color:var(--muted)}.flow b{font:16px var(--mono);color:var(--dim)}.flow span:last-child{color:var(--accent);border-color:#5f6596}
.page-layout>*{min-width:0}.end-link{gap:16px;flex-wrap:wrap}.notice a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
@media(min-width:1500px){.hero{padding:90px 0 95px}}
@media(max-width:1000px){.wrap{width:calc(100% - 48px)}.header-inner{gap:18px}.navigation{gap:1px}.navigation a{padding:9px;font-size:10px}.brand{font-size:18px}.hero{gap:32px}.hero h1{font-size:49px;letter-spacing:-3.5px}.hero .tagline{font-size:22px}.terminal-body{padding:20px;font-size:11px}.hero .actions{gap:8px}.hero .button{font-size:10px;padding:12px;gap:12px}.page-layout{grid-template-columns:170px minmax(0,1fr);gap:32px}.reference{grid-template-columns:30px 110px minmax(0,1fr) 20px;gap:15px}}
@media(max-width:760px){.wrap{width:calc(100% - 36px)}.header-inner{min-height:0;padding:20px 0 12px;flex-direction:column;align-items:flex-start;gap:17px}.navigation{width:100%;justify-content:space-between;gap:0}.navigation a{font-size:10px;padding:8px}.brand{font-size:20px}.system-line{font-size:8px;padding:16px 0;letter-spacing:.5px}.system-line .revision{display:none}.hero{padding:37px 0 62px;grid-template-columns:1fr;gap:45px}.hero h1{font-size:clamp(39px,10.7vw,69px);letter-spacing:-3px}.hero .tagline{font-size:23px}.hero .intro{font-size:14px}.hero .button{font-size:11px;padding:13px}.hero .eyebrow{font-size:10px}.terminal{margin-right:9px}.terminal-body{padding:24px;font-size:12px}.terminal-label{font-size:8px}.stat-strip{grid-template-columns:1fr 1fr}.stat{padding:20px 18px}.stat:first-child{padding-left:18px}.stat:nth-child(3){border-left:0;border-top:1px solid var(--line)}.stat:nth-child(4){border-top:1px solid var(--line)}.stat-value{font-size:22px}.stat-label{font-size:9px}.section{padding:45px 0}.section-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:25px}.section h2{font-size:27px}.route-grid,.overview-grid{grid-template-columns:1fr;gap:20px}.route{padding:25px}.route h3{font-size:25px}.route .route-top{margin-bottom:24px}.overview-grid{gap:30px}.wide-callout{padding:24px;flex-direction:column;align-items:flex-start;gap:22px}.footer-top,.footer-bottom{align-items:flex-start;flex-direction:column;gap:18px}.footer-links{gap:20px;font-size:10px;flex-wrap:wrap}.footer-bottom{margin-top:20px;gap:8px}.page-heading{padding:34px 0 26px}.page-heading h1{font-size:35px;letter-spacing:-1.8px;overflow-wrap:anywhere}.page-heading>p{font-size:15px}.page-layout{grid-template-columns:1fr;gap:30px;padding-top:25px}.page-nav{position:static;flex-direction:row;flex-wrap:wrap;gap:5px;padding-bottom:20px;border-bottom:1px solid var(--line)}.page-nav>span{width:100%;padding:0 0 8px}.page-nav a{padding:7px 9px;border:1px solid var(--line);font-size:10px}.page-section{padding-bottom:32px;margin-bottom:30px}.page-section h2{font-size:23px}.page-section p,.page-section li{font-size:13px}.code-block pre{font-size:11px;padding:16px}.code-header{padding:10px 12px;font-size:9px}.table-wrap{margin:18px 0}th,td{padding:12px;font-size:11px}.reference{grid-template-columns:25px minmax(0,1fr) 20px;gap:8px 13px;padding:22px 0}.reference-category{grid-column:2;grid-row:1;font-size:9px}.reference-number{grid-column:1;grid-row:1}.reference-content{grid-column:2;grid-row:2}.reference .external{grid-column:3;grid-row:2}.reference h2{font-size:16px}.reference p{font-size:12px}.references-top{align-items:flex-start;flex-direction:column;gap:12px}.filter-bar button{font-size:10px;padding:7px 10px}.repo{padding:21px}.repo h3{font-size:14px}.notice{padding:15px}.flow{gap:9px}.flow span{font-size:10px;padding:8px}.actions{gap:9px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{body{background:#fff;color:#111}.navigation,.page-nav,.copy-button,.system-line,.terminal,.filter-bar{display:none}a,p,.page-section p,.page-section li,td{color:#222!important}.wrap{width:100%}.page-layout{display:block}.hero{display:block}.section,.page-section{break-inside:avoid}pre{white-space:pre-wrap}.code-block,.notice,.route{background:#fff;color:#111}.code-block pre{color:#111}.footer{border-top:1px solid #aaa}}

/* PHP logo base purple, with light lavender for contrast on dark surfaces. */
.button.primary{background:var(--brand);border-color:var(--brand);color:#080810}.button.primary:hover{background:var(--accent);color:#080810}.hero h1 .accent{color:var(--brand)}

.brand-icon{display:block;width:32px;height:32px;flex-shrink:0}.footer .brand-icon{width:28px;height:28px}
.ambient-field{position:absolute;top:87px;left:0;width:100%;height:820px;pointer-events:none;overflow:hidden;z-index:0;mask-image:linear-gradient(transparent,#000 12%,#000 75%,transparent)}.ambient-field canvas{display:block;width:100%;height:100%}.topbar,body>.system-line,main.wrap,.footer{position:relative;z-index:1}.footer-utilities{display:flex;align-items:center;gap:18px;flex-wrap:wrap}#motion-toggle{font:10px/1.5 var(--mono);background:var(--panel);border:1px solid var(--line);padding:5px 9px;color:var(--muted);cursor:pointer}#motion-toggle:hover{border-color:var(--accent);color:var(--accent)}
@media(max-width:760px){.navigation{flex-wrap:wrap;gap:5px}.navigation a{flex:1 1 calc(33.333% - 5px);text-align:center}.ambient-field{top:145px}.footer-utilities{gap:10px}.terminal{background:#14141ff5}}
@media print{.ambient-field,#motion-toggle{display:none!important}}
.action-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.action-card{aspect-ratio:1;padding:26px;min-width:0}.action-card .route-top{flex-wrap:wrap;gap:9px;margin-bottom:24px;font-size:10px}.action-card .route-top .tag{font-size:9px}.action-card h3{font-size:25px;line-height:1.25;letter-spacing:-.8px}.action-card p{font-size:14px;line-height:1.6;margin-bottom:22px}.action-card .text-link{font-size:11px;line-height:1.6}.action-card .tech-list{margin-top:22px;gap:5px}.action-card .tech-list span{font-size:9px}.action-card:hover{border-color:#777bb3}.footer-credit{font:12px/1.7 var(--mono);color:var(--muted)}.footer-credit a{color:var(--accent);text-decoration:underline;text-underline-offset:4px}.footer-identity{display:flex;flex-direction:column;gap:7px}.footer-machine-links{display:flex;gap:14px;flex-wrap:wrap}.footer-machine-links a{color:var(--muted);font-size:10px}.breadcrumbs{display:flex;align-items:center;gap:10px;padding:5px 0 0;font:10px/1.5 var(--mono);color:var(--dim)}.breadcrumbs a{color:var(--muted)}.breadcrumbs span[aria-current=page]{color:var(--accent)}select:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:4px}
@media(max-width:1100px){.action-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.action-card h3{font-size:26px}}
@media(max-width:760px){.action-grid{grid-template-columns:1fr;gap:18px}.action-card{padding:24px}.action-card .route-top{margin-bottom:20px}.action-card h3{font-size:25px}.action-card p{font-size:14px}.footer-credit{font-size:11px}}
@media(max-width:370px){.action-card{padding:20px}.action-card .route-top{margin-bottom:16px;gap:6px;font-size:9px}.action-card .route-top .tag{font-size:8px}.action-card h3{font-size:21px;margin-bottom:10px}.action-card p{font-size:12px;line-height:1.55;margin-bottom:15px}.action-card .tech-list{margin-top:15px}.action-card .text-link{font-size:10px}}