/* Shared styles for RTX info pages (about, privacy, contact, articles, guide) */
:root{--g1:#FB6A3C;--g2:#FFA63A;--g3:#F0466E;--bg:#0E0C0E;--surface:#18151A;--surface-2:#221E24;--ink:#F7F2EE;--muted:#ADA4AB;--line:#2F2A31;--good:#5ED39A;
  --display:"Bricolage Grotesque","Avenir Next","Trebuchet MS",sans-serif;--body:"Figtree","Segoe UI",Roboto,sans-serif;--mono:"JetBrains Mono",ui-monospace,Menlo,monospace;color-scheme:dark}
*{box-sizing:border-box}
html,body{overflow-x:clip}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.65}
a{color:var(--g2)}
.gut{padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.wrap{max-width:1120px;margin:0 auto}.narrow{max-width:740px;margin:0 auto}
h1,h2,h3{font-family:var(--display);line-height:1.08;letter-spacing:-.02em;text-wrap:balance}
h1{font-size:clamp(36px,6vw,56px);margin:10px 0 14px}h2{font-size:clamp(24px,3.4vw,30px);margin:38px 0 10px}h3{font-size:20px;margin:26px 0 6px}
.grad{background:linear-gradient(100deg,var(--g1),var(--g2) 55%,var(--g3));-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.lead{font-size:19px;color:var(--muted);margin:0 0 8px}
/* header */
.top{position:sticky;top:0;z-index:20;background:rgba(14,12,14,.86);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;height:62px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font:800 19px var(--display)}
.logo b{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;border:2px solid var(--ink);font:800 12px var(--display)}
.top nav{display:flex;gap:4px;align-items:center}
.top nav a{color:var(--muted);text-decoration:none;font-weight:600;font-size:15px;padding:8px 10px;border-radius:10px}.top nav a:hover{color:var(--ink)}
.top nav a.cta{background:linear-gradient(100deg,var(--g1),var(--g2));color:#140E0C}
@media (max-width:640px){.top nav a.hide-sm{display:none}}
/* content */
main{padding:38px 0 30px}
article p,article li,.prose p,.prose li{color:#E9E3EE}
article ul,.prose ul,article ol,.prose ol{padding-left:22px}
article li,.prose li{margin:6px 0}
.meta{display:flex;flex-wrap:wrap;gap:6px 14px;font:500 13px var(--mono);color:var(--muted);margin-bottom:18px}
.note{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--g2);border-radius:14px;padding:14px 16px;margin:22px 0;font-size:15.5px;color:var(--muted)}
.note b{color:var(--ink)}
.cta-box{margin:34px 0 10px;padding:22px;border-radius:22px;background:linear-gradient(120deg,var(--g1),var(--g2) 55%,var(--g3));color:#140E0C;display:grid;gap:10px}
.cta-box h3{margin:0;font-size:24px}.cta-box p{margin:0;color:#2A170C!important}
.cta-row{display:flex;flex-wrap:wrap;gap:8px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:999px;font-weight:700;text-decoration:none;border:0;cursor:pointer;font-size:15.5px;font-family:var(--body)}
.btn.dark{background:#140E0C;color:#fff}.btn.light{background:rgba(255,255,255,.55);color:#140E0C}
.btn.grad{background:linear-gradient(100deg,var(--g1),var(--g2));color:#140E0C}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;margin-top:20px}
.card{display:grid;gap:6px;padding:18px;border-radius:18px;background:var(--surface);border:1px solid var(--line);text-decoration:none;color:var(--ink);transition:border-color .2s,transform .2s}
.card:hover{border-color:var(--g2);transform:translateY(-2px)}
.card b{font:800 19px/1.2 var(--display)}.card span{color:var(--muted);font-size:15px}.card small{font:500 12px var(--mono);color:var(--muted)}
.toc{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:14px 18px;margin:18px 0}.toc ol{margin:6px 0 0}.toc a{text-decoration:none}
table{width:100%;border-collapse:collapse;font-size:15px;margin:12px 0}th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top}th{font:600 12px var(--mono);text-transform:uppercase;color:var(--muted)}
/* form */
.form{display:grid;gap:12px;margin-top:18px;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:20px}
.form label{display:grid;gap:6px;font-weight:600;font-size:15px}
.form input,.form textarea{width:100%;font:500 16px var(--body);color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.form input:focus,.form textarea:focus{outline:2px solid var(--g2);outline-offset:1px}
.form textarea{min-height:150px;resize:vertical}
.form .hp{position:absolute;left:-9999px}
.form-msg{margin:0;font-weight:600}.form-msg.ok{color:var(--good)}.form-msg.err{color:#FF7A85}
/* footer */
footer{border-top:1px solid var(--line);padding:30px 0 40px;margin-top:40px}
.foot-links{display:flex;flex-wrap:wrap;gap:6px 18px;margin-bottom:14px}.foot-links a{color:var(--muted);text-decoration:none;font-weight:600;font-size:15px}.foot-links a:hover{color:var(--ink)}
.legal{font-size:13px;color:var(--muted);margin:0;line-height:1.55}