/* Shared foundation. Page compositions live in their own stylesheets. */
:root {
  color-scheme: dark;
  --ink:#101214; --panel:#191c20; --panel-2:#22262b;
  --line:#363c43; --line-strong:#67717d;
  --text:#f3f5f7; --text-1:var(--text); --text-2:#c3c9d0; --text-3:#a1abb7;
  --signal:#D7FF3F; --signal-ink:#101d15;
  --green:#a2dfb0; --amber:#f3bc7f; --red:#ffa498;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --radius:12px; --radius-lg:20px; --maxw:1280px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:100px;}
body{margin:0;background:var(--ink);color:var(--text);font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;}
main{min-width:0;}
[hidden]{display:none!important;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;}
button,a,input,textarea,select{touch-action:manipulation;}
button{cursor:pointer;}
input,textarea,select{max-width:100%;accent-color:var(--signal);}
input::placeholder,textarea::placeholder{color:var(--text-3);opacity:1;}
button:disabled{cursor:not-allowed;opacity:1;color:var(--text-2);background:var(--panel-2);border-color:var(--line-strong);}
:focus-visible{outline:3px solid var(--signal);outline-offset:4px;}
img,canvas{max-width:100%;}
pre{max-width:100%;overflow:auto;}
code{font-family:var(--mono);}
h1,h2,h3,h4{line-height:1.15;letter-spacing:-.035em;text-wrap:balance;}
h1{font-size:clamp(38px,5vw,68px);font-weight:600;margin:0 0 24px;}
h2{font-size:clamp(28px,3vw,42px);font-weight:600;margin:0 0 20px;}
h3{font-weight:600;}
p{overflow-wrap:break-word;}
::selection{background:var(--signal);color:var(--signal-ink);}
.wrap{width:100%;max-width:var(--maxw);margin:auto;padding-inline:32px;}
.tag{display:block;margin:0 0 20px;font-size:12px;font-weight:650;letter-spacing:.13em;text-transform:uppercase;color:var(--text-3);}
.tag::before{content:"";display:inline-block;width:20px;height:2px;margin:0 10px 4px 0;background:var(--signal);}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;padding:13px 20px;border:1px solid transparent;border-radius:10px;font:600 14px/1.3 var(--sans);text-align:center;cursor:pointer;transition:background .15s,border-color .15s,box-shadow .15s;}
.btn-primary{background:var(--signal);color:var(--signal-ink);}
.btn-primary:hover{background:#e4ff86;box-shadow:0 0 0 4px #d7ff3f14;}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line-strong);}
.btn-ghost:hover{background:var(--panel-2);border-color:var(--text-2);}
.btn-sm{font-size:13px;padding:9px 14px;min-height:44px;}
.logo{display:inline-flex;align-items:center;gap:11px;font-size:23px;font-weight:650;letter-spacing:-.05em;flex-shrink:0;}
.logo img{display:block;flex-shrink:0;}
#nav{position:sticky;top:0;z-index:50;background:#101214;color:#f3f5f7;border-bottom:1px solid #363c43;}
.nav-row{display:flex;align-items:center;gap:24px;min-height:80px;}
.nav-links{display:flex;align-items:center;justify-content:center;gap:4px;flex:1;flex-wrap:wrap;}
.nav-links a{font:500 13px/1.4 var(--sans);padding:10px 12px;color:#c3c9d0;border-radius:7px;}
.nav-links a:hover{background:#22262b;color:#f3f5f7;}
.nav-links a[aria-current="page"]{background:#22262b;color:#D7FF3F;}
.menu-toggle{display:none;border:1px solid #67717d;background:transparent;color:#f3f5f7;border-radius:8px;min-height:44px;padding:8px 14px;font-size:14px;}
.skip-link{position:fixed;z-index:300;top:8px;left:16px;padding:10px 18px;background:var(--signal);color:var(--signal-ink);transform:translateY(-160%);}
.skip-link:focus{transform:none;}
.section-sub{color:var(--text-2);font-size:17px;max-width:640px;margin:0 0 40px;}
.final-actions{display:flex;gap:12px;flex-wrap:wrap;}
.paper{color-scheme:light;--ink:#f4f5f7;--panel:#ffffff;--panel-2:#e8ecf0;--line:#ced5de;--line-strong:#7a8795;--text:#18212b;--text-1:#18212b;--text-2:#394655;--text-3:#526171;--signal:#35551c;--signal-ink:#f4f5f7;--green:#24663d;--amber:#875010;--red:#a52f23;background:var(--ink);color:var(--text);}
.paper .btn-primary{background:#18212b;color:#f4f5f7;}
.paper .btn-primary:hover{background:#303e4d;box-shadow:0 0 0 4px #18212b10;}
.tierpill{font:600 11px/1.4 var(--mono);padding:5px 9px;border-radius:4px;border:1px solid var(--line-strong);color:var(--text-2);white-space:nowrap;}
.tier-0{color:var(--text-3);}.tier-1{color:var(--amber);}.tier-2{color:var(--green);}.tier-3,.tier-4{color:var(--signal);}
.tool-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:28px 0 36px;}
.tool-link{display:flex;flex-direction:column;gap:8px;border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:var(--panel);min-width:0;transition:border-color .15s,box-shadow .15s;}
.tool-link:hover{border-color:var(--signal);}
.tool-link b{font-size:18px;font-weight:600;}.tool-link span{font-size:14px;color:var(--text-2);}
.page-intro{padding:40px 0 24px;}.page-intro p{color:var(--text-2);max-width:680px;}
.page-footer{margin-top:40px;border-top:1px solid var(--line);padding:24px 0;color:var(--text-3);font-size:13px;}
@media(max-width:1000px){
  .nav-row{gap:18px;flex-wrap:wrap;padding-block:14px;}
  .nav-links{gap:2px;}
  .nav-links a{padding-inline:8px;}
}
@media(max-width:800px){
  .wrap{padding-inline:20px;}
  .nav-row{justify-content:space-between;min-height:72px;}
  .nav-links{flex-basis:100%;justify-content:flex-start;order:3;gap:4px 20px;}
  .nav-cta{margin-left:auto;}
  .nav-ready .menu-toggle{display:inline-flex;align-items:center;}
  .nav-ready .nav-links{display:none;}
  .nav-ready .nav-links.is-open{display:flex;max-height:65vh;overflow:auto;padding-top:12px;border-top:1px solid #363c43;}
  .nav-ready .nav-links a{flex-basis:calc(50% - 20px);min-height:44px;}
  .tool-links{grid-template-columns:1fr;}
}
@media(max-width:420px){.nav-cta{display:none;}.wrap{padding-inline:18px;}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto;}*,*::before,*::after{animation:none!important;transition:none!important;}}