:root{--bg:#070a1a;--bg2:#0b1026;--panel:#0f1430;--panel2:#161c3d;--line:#232a52;--text:#f2f4fb;--text2:#ccd1e8;--muted:#9aa1c4;--accent:#2c9ff2;--accent2:#a8d84a;--btn-ink:#070a1a;color-scheme:dark}
@media (prefers-color-scheme: light){:root:not([data-theme="dark"]){--bg:#f5f6fc;--bg2:#eceffa;--panel:#fff;--panel2:#f0f2fa;--line:#dde1f0;--text:#121838;--text2:#2c3461;--muted:#59618a;--accent:#1786d8;--accent2:#5b8a17;--btn-ink:#fff;color-scheme:light}}
:root[data-theme="light"]{--bg:#f5f6fc;--bg2:#eceffa;--panel:#fff;--panel2:#f0f2fa;--line:#dde1f0;--text:#121838;--text2:#2c3461;--muted:#59618a;--accent:#1786d8;--accent2:#5b8a17;--btn-ink:#fff;color-scheme:light}
.logo-light{display:none}
@media (prefers-color-scheme: light){:root:not([data-theme="dark"]) .logo-dark{display:none}:root:not([data-theme="dark"]) .logo-light{display:block}}
:root[data-theme="light"] .logo-dark{display:none}:root[data-theme="light"] .logo-light{display:block}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 "Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px}
.brand img{width:34px;height:34px}
nav{display:flex;align-items:center;gap:22px;font-size:15px;color:var(--muted)}
nav a:hover,nav a.on{color:var(--text)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:999px;font-weight:600;font-size:15px;background:var(--accent);color:var(--btn-ink);border:1px solid var(--accent)}
.btn:hover{filter:brightness(1.08)}
nav .btn{padding:8px 16px;color:var(--btn-ink)}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent2);border:1px solid var(--line);border-radius:999px;padding:5px 12px;margin-bottom:18px}
.bhero{padding:56px 0 24px}
.bhero h1{font-size:clamp(34px,5vw,54px);line-height:1.08;letter-spacing:-.02em;margin:0 0 14px}
.bhero p{font-size:clamp(17px,2vw,19px);color:var(--text2);max-width:640px;margin:0}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding:24px 0 72px}
.pcard{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:22px;transition:border-color .15s}
.pcard:hover{border-color:var(--accent)}
.pcard .cat{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent2)}
.pcard h2{font-size:19px;line-height:1.3;margin:10px 0 8px}
.pcard p{color:var(--muted);font-size:15px;margin:0 0 14px;flex:1}
.pcard .meta{font-size:13px;color:var(--muted)}
.article{max-width:740px;margin:0 auto;padding:48px 20px 24px}
.crumbs{font-size:14px;color:var(--muted);margin-bottom:18px}
.crumbs a:hover{color:var(--text)}
.article h1{font-size:clamp(32px,5vw,46px);line-height:1.1;letter-spacing:-.02em;margin:0 0 14px}
.article .meta{color:var(--muted);font-size:14px;margin-bottom:30px}
.body{font-size:17.5px;color:var(--text2)}
.body h2{color:var(--text);font-size:26px;line-height:1.25;margin:40px 0 12px;letter-spacing:-.01em}
.body h3{color:var(--text);font-size:20px;margin:28px 0 8px}
.body p{margin:0 0 18px}
.body ul,.body ol{margin:0 0 18px;padding-left:24px}
.body li{margin:6px 0}
.body a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.body strong{color:var(--text)}
.body code{font:15px ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--panel2);border:1px solid var(--line);border-radius:6px;padding:1px 6px}
.body blockquote{margin:0 0 18px;padding:12px 18px;border-left:3px solid var(--accent);background:var(--panel);border-radius:0 10px 10px 0}
.body blockquote p{margin:0}
.cta-box{max-width:740px;margin:16px auto 0;padding:0 20px}
.cta-box .in{background:var(--bg2);border:1px solid var(--line);border-radius:20px;padding:30px;text-align:center}
.cta-box h2{margin:0 0 8px;font-size:24px}
.cta-box p{color:var(--muted);margin:0 0 20px}
.related{max-width:1120px;margin:0 auto;padding:48px 20px 0}
.related h2{font-size:22px;margin:0}
.related .grid{padding-bottom:40px}
footer{border-top:1px solid var(--line);padding:28px 0 40px;color:var(--muted);font-size:14px}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer .links{display:flex;gap:18px;flex-wrap:wrap}
footer a:hover{color:var(--text)}
@media (max-width:860px){.grid{grid-template-columns:1fr}nav a:not(.btn){display:none}nav a.keep{display:inline}.bhero{padding-top:36px}}