:root{--ink:#090c20;--ink-2:#0e1430;--surface:#161d3c;--line:rgba(255,255,255,0.12);
--text:#eef1ff;--text-dim:#aeb4df;--cyan:#33e1ed;--coral:#ff7a59;--violet:#8b6cff;--mint:#5be6a6;
--display:'Bricolage Grotesque',sans-serif;--body:'Inter',sans-serif;--label:'Space Grotesk',sans-serif;--maxw:1200px;}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{color:var(--text);font-family:var(--body);line-height:1.6;-webkit-font-smoothing:antialiased;
overflow-x:hidden;font-size:16.5px;min-height:100vh;display:flex;flex-direction:column;
background:
radial-gradient(900px 600px at 85% -5%,rgba(139,108,255,0.45),transparent 60%),
radial-gradient(800px 520px at 0% 8%,rgba(51,225,237,0.32),transparent 58%),
radial-gradient(700px 560px at 50% 108%,rgba(91,230,166,0.22),transparent 60%),
radial-gradient(600px 500px at 110% 80%,rgba(255,122,89,0.18),transparent 60%),
linear-gradient(180deg,var(--ink),var(--ink-2) 60%,#0a0f28);
background-attachment:fixed;}
main{flex:1 0 auto}
a{color:inherit;text-decoration:none}
::selection{background:var(--cyan);color:var(--ink)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.eyebrow{font-family:var(--label);font-size:0.72rem;letter-spacing:0.22em;text-transform:uppercase;
color:var(--cyan);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--cyan);opacity:0.8}
header{position:sticky;top:0;z-index:50;backdrop-filter:blur(16px);
background:linear-gradient(180deg,rgba(9,12,32,0.9),rgba(9,12,32,0.5));border-bottom:1px solid var(--line)}
nav{display:flex;align-items:center;justify-content:space-between;height:72px;position:relative}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--display);font-weight:800;font-size:1.32rem;letter-spacing:-0.02em}
.mark{width:36px;height:36px;flex:none;display:block;filter:drop-shadow(0 5px 16px rgba(139,108,255,0.5))}
.mark svg{width:100%;height:100%;display:block}
.navlinks{display:flex;gap:28px;align-items:center;font-size:0.94rem;color:var(--text-dim)}
.navlinks a{transition:color .2s}.navlinks a:hover{color:var(--text)}
.nav-cta{font-family:var(--label);font-weight:600;font-size:0.86rem;padding:10px 18px;border-radius:999px;
color:var(--ink);background:linear-gradient(120deg,var(--cyan),var(--mint));transition:.25s}
.nav-cta:hover{filter:brightness(1.08);transform:translateY(-1px)}
.hamburger{display:none;background:rgba(255,255,255,0.06);border:1px solid var(--line);color:var(--text);
border-radius:10px;width:44px;height:40px;font-size:1.25rem;cursor:pointer}
.nav-apps{display:none;font-family:var(--label);font-weight:600;font-size:0.82rem;padding:9px 16px;
border-radius:999px;border:1px solid var(--line);color:var(--text);background:rgba(255,255,255,0.05);transition:.2s}
.nav-apps:hover{border-color:var(--cyan)}
@media(max-width:780px){.hamburger{display:block}
.nav-apps{display:inline-block;margin-left:auto;margin-right:10px}
.navlinks{position:absolute;top:66px;left:-28px;right:-28px;flex-direction:column;align-items:flex-start;gap:2px;
padding:14px 28px 20px;background:rgba(9,12,32,0.98);border-bottom:1px solid var(--line);display:none}
.navlinks.open{display:flex}.navlinks a{padding:10px 0;width:100%}.nav-cta{margin-top:8px;text-align:center}}
.btn{font-family:var(--label);font-weight:600;font-size:0.96rem;border-radius:999px;padding:14px 28px;cursor:pointer;
transition:.25s;display:inline-flex;align-items:center;gap:8px}
.btn-primary{color:var(--ink);background:linear-gradient(120deg,var(--cyan),var(--mint))}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(51,225,237,0.35)}
.btn-ghost{border:1px solid rgba(255,255,255,0.25);color:var(--text)}
.btn-ghost:hover{border-color:var(--violet);background:rgba(139,108,255,0.16)}
.band{position:relative}
.doc-hero{padding:72px 0 56px;border-bottom:1px solid var(--line);
background:linear-gradient(135deg,rgba(139,108,255,0.32),rgba(51,225,237,0.16) 55%,transparent)}
.doc-hero h1{font-family:var(--display);font-weight:800;letter-spacing:-0.02em;font-size:clamp(2.2rem,4.8vw,3.4rem);margin-top:14px;line-height:1.05;max-width:22ch}
.doc-hero .updated{font-family:var(--label);font-size:0.78rem;letter-spacing:0.1em;text-transform:uppercase;color:var(--text-dim);margin-top:16px}
.doc-hero .lede{color:#dfe3ff;margin-top:16px;font-size:1.12rem;max-width:60ch}
.doc-layout{display:grid;grid-template-columns:268px 1fr;gap:38px;padding:50px 0 30px;align-items:start}
@media(max-width:880px){.doc-layout{grid-template-columns:1fr;gap:24px}}
.doc-side{position:sticky;top:96px;padding:24px;border-radius:18px;border:1px solid var(--line);
background:linear-gradient(165deg,rgba(30,38,78,0.8),rgba(16,22,47,0.5))}
@media(max-width:880px){.doc-side{position:static}}
.doc-side h4{font-family:var(--label);font-size:0.7rem;letter-spacing:0.16em;text-transform:uppercase;color:var(--cyan);margin:6px 0 10px}
.doc-side h4:not(:first-child){margin-top:20px}
.doc-side a{display:block;padding:9px 12px;border-radius:10px;color:var(--text-dim);font-size:0.95rem;transition:.2s}
.doc-side a:hover{background:rgba(255,255,255,0.06);color:var(--text)}
.doc-side a.active{background:linear-gradient(120deg,rgba(51,225,237,0.22),rgba(139,108,255,0.22));color:#fff;font-weight:600}
.doc-panel{padding:42px 46px;border-radius:22px;border:1px solid var(--line);
background:linear-gradient(165deg,rgba(24,31,64,0.82),rgba(14,20,46,0.6));box-shadow:0 24px 60px rgba(0,0,0,0.4)}
@media(max-width:560px){.doc-panel{padding:28px 24px}}
.doc-panel>p:first-child{margin-top:0}
.doc-panel h2{font-family:var(--display);font-weight:600;font-size:1.4rem;margin:34px 0 12px;letter-spacing:-0.01em;color:#fff}
.doc-panel h2:first-child{margin-top:0}
.doc-panel h3{font-family:var(--display);font-weight:600;font-size:1.1rem;margin:22px 0 8px}
.doc-panel p,.doc-panel li{color:#cdd2f3;font-size:1.02rem;margin-bottom:12px}
.doc-panel ul,.doc-panel ol{padding-left:22px;margin-bottom:12px}.doc-panel li{margin-bottom:7px}
.doc-panel a{color:var(--cyan);border-bottom:1px solid rgba(51,225,237,0.4)}.doc-panel a:hover{color:var(--mint)}
.doc-panel strong{color:#fff}
.callout{border:1px solid var(--line);border-left:3px solid var(--cyan);border-radius:12px;padding:18px 20px;
background:linear-gradient(120deg,rgba(51,225,237,0.1),rgba(139,108,255,0.08));margin:22px 0}
.callout p{margin-bottom:0}
.play-btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--label);font-weight:600;font-size:0.95rem;
padding:13px 24px;border-radius:999px;color:var(--ink)!important;background:linear-gradient(120deg,var(--cyan),var(--mint));
border-bottom:none!important;margin-top:6px;transition:.25s}
.play-btn:hover{transform:translateY(-2px);box-shadow:0 14px 36px rgba(51,225,237,0.35);color:var(--ink)!important}
.info-table{width:100%;border-collapse:collapse;margin:14px 0;font-size:0.98rem}
.info-table th,.info-table td{padding:11px 14px;border:1px solid var(--line);color:#cdd2f3;text-align:left;vertical-align:top}
.info-table th{font-family:var(--label);font-size:0.74rem;letter-spacing:0.06em;text-transform:uppercase;color:var(--cyan);background:rgba(255,255,255,0.03)}
.info-table td:first-child{font-weight:600;color:#fff;white-space:nowrap}
footer{flex-shrink:0;border-top:1px solid var(--line);margin-top:0;
background:linear-gradient(180deg,rgba(20,16,52,0.6),rgba(6,8,22,0.92))}
.foot-accent{height:4px;background:linear-gradient(90deg,var(--cyan),var(--mint),var(--violet),var(--coral))}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding:56px 0 40px}
@media(max-width:860px){.foot-top{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:520px){.foot-top{grid-template-columns:1fr}}
.foot-brand .brand{font-size:1.25rem;margin-bottom:14px}
.foot-brand p{color:var(--text-dim);font-size:0.93rem;max-width:34ch}
.foot-col h4{font-family:var(--label);font-size:0.72rem;letter-spacing:0.16em;text-transform:uppercase;color:#fff;margin-bottom:14px}
.foot-col a{display:block;margin-bottom:10px;color:var(--text-dim);font-size:0.93rem;transition:color .2s}
.foot-col a:hover{color:var(--cyan)}
.foot-mail{display:inline-flex;align-items:center;gap:8px;font-family:var(--label);font-weight:600;font-size:0.92rem;
padding:11px 16px;border-radius:999px;border:1px solid var(--line);color:var(--text);transition:.25s}
.foot-mail:hover{border-color:var(--cyan)}
.foot-bottom{border-top:1px solid var(--line);padding:22px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
color:var(--text-dim);font-size:0.84rem}
.foot-bottom a{color:var(--text-dim)}.foot-bottom a:hover{color:var(--cyan)}
/* Articles hub grid */
.arthub-sec{margin-top:14px}
.arthub-sec h2{font-family:var(--display);font-weight:800;font-size:clamp(1.5rem,3vw,2rem);letter-spacing:-0.02em;color:#fff;margin:44px 0 6px;scroll-margin-top:90px}
.arthub-sec>p{color:var(--text-dim);margin-bottom:22px;max-width:64ch}
.artgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.artcard{display:block;padding:20px 22px;border-radius:16px;border:1px solid var(--line);
background:linear-gradient(165deg,rgba(30,38,78,0.7),rgba(16,22,47,0.5));transition:.25s}
.artcard:hover{transform:translateY(-4px);border-color:var(--cyan);box-shadow:0 18px 44px rgba(51,225,237,0.16)}
.artcard h3{font-family:var(--display);font-weight:600;font-size:1.06rem;color:#fff;margin-bottom:6px;line-height:1.25}
.artcard p{color:var(--text-dim);font-size:0.9rem;line-height:1.5}
.artcard .tag{font-family:var(--label);font-size:0.62rem;letter-spacing:0.12em;text-transform:uppercase;color:var(--cyan);display:block;margin-bottom:9px}
/* Articles nav dropdown (scoped .artdrop so it never clashes with page styles) */
.artdrop{position:relative;display:inline-block}
.artdrop>a::after{content:"\25BE";font-size:0.72em;margin-left:5px;opacity:0.65}
.artdrop-menu{position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(6px);
min-width:236px;background:rgba(12,16,38,0.98);border:1px solid var(--line);border-radius:14px;padding:8px;
opacity:0;visibility:hidden;transition:opacity .2s,transform .2s,visibility .2s;box-shadow:0 22px 54px rgba(0,0,0,0.55);z-index:60}
.artdrop:hover .artdrop-menu,.artdrop:focus-within .artdrop-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.artdrop-menu a{display:block;padding:9px 13px;border-radius:9px;color:var(--text-dim);font-size:0.9rem;white-space:nowrap;transition:.15s}
.artdrop-menu a:hover{background:rgba(255,255,255,0.07);color:var(--text)}
.artdrop-menu .adh{font-family:var(--label);font-size:0.64rem;letter-spacing:0.14em;text-transform:uppercase;color:var(--cyan);padding:8px 13px 5px}
@media(max-width:780px){.artdrop{width:100%}.artdrop>a::after{display:none}
.artdrop-menu{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;background:transparent;border:none;padding:0 0 0 12px;min-width:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}