/* ═══════ MAD SYSTEMS — SINGLE SOURCE OF TRUTH ═══════ */
:root {
  --bg:#0A1D42; --bg2:#091833; --bg3:#050B17;
  --card:rgba(7,16,38,0.78); --card-h:rgba(10,22,51,0.82);
  --bdr:rgba(200,165,90,0.22); --bdr-h:rgba(200,165,90,0.35);
  --gold:#C8A55A; --gold-soft:#D9BC73; --gold-glow:rgba(200,165,90,0.18);
  --gold-dim:rgba(200,165,90,0.08); --gold-line:rgba(200,165,90,0.22);
  --blue:#5b8dee; --cyan:#5ec4d4; --purple:#9b7bea;
  --orange:#e8943a; --green:#5ec49a; --rose:#d4748a;
  --t:#E9EEF8; --ts:#C9D2E6; --tm:#9CA8C5; --tf:rgba(156,168,197,0.6);
  --mw:1280px; --r:18px; --rs:12px;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Source Sans 3',sans-serif;background:radial-gradient(1200px 800px at 50% -10%,rgba(200,165,90,0.08),transparent 60%),linear-gradient(180deg,#0A1D42 0%,#091833 45%,#050B17 100%);color:var(--t);line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased;position:relative}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;background-image:linear-gradient(rgba(233,238,248,0.05) 1px,transparent 1px),linear-gradient(90deg,rgba(233,238,248,0.05) 1px,transparent 1px);background-size:128px 128px}
body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;background-image:linear-gradient(rgba(233,238,248,0.018) 1px,transparent 1px),linear-gradient(90deg,rgba(233,238,248,0.018) 1px,transparent 1px);background-size:32px 32px}
h1,h2,h3,h4,h5,h6{font-family:'Outfit',sans-serif;line-height:1.2;color:var(--t)}
a{text-decoration:none;color:inherit}img{max-width:100%;height:auto;display:block}
::selection{background:rgba(200,165,90,0.25);color:var(--t)}

/* ═══════ NAV — single bar ═══════ */
nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(8,24,52,0.88);backdrop-filter:blur(20px) saturate(1.1);border-bottom:1px solid rgba(233,238,248,0.08);transition:background .4s ease}
nav.scrolled{background:rgba(8,24,52,0.96);border-bottom-color:rgba(200,165,90,0.12)}
.ni{max-width:var(--mw);margin:0 auto;display:flex;align-items:center;height:58px;padding:0 24px;gap:0}
.nl{flex-shrink:0;margin-right:20px}
.nl img{height:36px;width:auto;object-fit:contain}
.nls{display:flex;align-items:center;gap:0;flex:1;justify-content:center;overflow:hidden;flex-wrap:nowrap}
.nk{padding:6px 11px;font-size:12.5px;font-weight:600;color:var(--tm);cursor:pointer;position:relative;white-space:nowrap;text-align:center;display:flex;flex-direction:column;align-items:center;gap:1px;transition:color .2s}
.nk-sub{font-size:9px;font-weight:400;color:var(--tm);opacity:.55;transition:opacity .25s;letter-spacing:.2px}
.nk:hover{color:var(--t)}.nk:hover .nk-sub{opacity:.9}
.nk::after{content:'';position:absolute;bottom:0;left:0;width:0;height:1.5px;background:var(--gold);transition:width .24s ease}
.nk:hover::after{width:100%}
.nk.active{color:var(--gold)}.nk.active .nk-sub{opacity:1;color:var(--gold)}
.nk.active::after{width:100%}
/* WorldModel gold subtitle */
.nk-wm .nk-sub{color:var(--gold);opacity:.7}
.nk-wm:hover{color:var(--gold-soft)}.nk-wm:hover::after{background:var(--gold-soft)}
/* AV++® dropdown */
.nk.dd{position:relative}.nk.dd>a{display:flex;flex-direction:column;align-items:center;gap:1px;color:inherit;text-decoration:none}
.nk-arr{position:absolute;bottom:-3px;left:50%;transform:translateX(-50%);font-size:6px;opacity:.25;transition:transform .2s}
.nk.dd:hover .nk-arr{transform:translateX(-50%) rotate(180deg)}
/* Separator between primary and secondary items */
.nav-sep{width:1px;height:28px;background:rgba(233,238,248,0.08);margin:0 6px;flex-shrink:0}

/* Mega menu */
.mega{display:none;position:absolute;top:100%;left:50%;transform:translateX(-50%);background:rgba(7,16,38,0.96);border:1px solid rgba(200,165,90,0.18);border-radius:var(--r);padding:20px 24px;min-width:600px;box-shadow:0 24px 80px rgba(0,0,0,0.5);animation:mIn .2s ease}
@keyframes mIn{from{opacity:0;transform:translateX(-50%) translateY(6px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}
.nk.dd:hover .mega{display:block}
.mg{display:grid;grid-template-columns:repeat(3,1fr);gap:2px}
.mi{display:flex;align-items:center;gap:10px;padding:10px;border-radius:6px;transition:background .2s;cursor:pointer}
.mi:hover{background:rgba(200,165,90,0.05)}
.mic{width:32px;height:32px;border-radius:8px;overflow:hidden;flex-shrink:0;border:1px solid var(--bdr)}.mic img{width:100%;height:100%;object-fit:cover}
.mt{font-size:13px;font-weight:500;color:var(--ts)}.ms{font-size:10px;color:var(--tm);margin-top:2px}

/* Mobile nav */
.mob{display:none;position:fixed;inset:0;z-index:999;background:rgba(5,11,23,0.98);backdrop-filter:blur(24px);flex-direction:column;padding:80px 32px 40px;overflow-y:auto}
.mob.open{display:flex}
.mobl{padding:16px 0;font-family:'Outfit',sans-serif;font-size:17px;font-weight:500;color:var(--ts);border-bottom:1px solid var(--bdr);transition:color .2s}.mobl:hover{color:var(--gold)}
.mobx{position:absolute;top:20px;right:24px;font-size:22px;color:var(--t);cursor:pointer;padding:8px}
.ham{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;flex-shrink:0;margin-left:auto}.ham span{width:18px;height:1.5px;background:var(--t);border-radius:2px;transition:all .3s}

@media(max-width:1200px){.nk-sub{display:none}.nk{padding:6px 8px;font-size:12px}.nav-sep{margin:0 3px}}
@media(max-width:900px){.nls,.nav-sep{display:none}.ham{display:flex}}

/* ═══════ BUTTONS ═══════ */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;font-family:'Outfit',sans-serif;font-weight:600;font-size:15px;border-radius:var(--rs);border:none;cursor:pointer;transition:all .22s ease;white-space:nowrap;letter-spacing:.2px;position:relative;overflow:hidden}
.bp{background:var(--gold);color:#071026;border:1px solid rgba(0,0,0,0.12);box-shadow:0 2px 8px rgba(200,165,90,0.15)}
.bp:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 4px 16px rgba(200,165,90,0.2)}
.bp::before{content:'';position:absolute;top:0;left:-100%;width:60%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.2),transparent);animation:sheen 12s ease-in-out infinite}
@keyframes sheen{0%,92%{left:-100%}96%{left:150%}100%{left:150%}}
.bo{background:transparent;color:var(--t);border:1px solid rgba(200,165,90,0.35)}
.bo:hover{border-color:rgba(200,165,90,0.55);color:var(--gold)}
.bg{background:transparent;color:var(--ts);border:1px solid rgba(200,165,90,0.22)}
.bg:hover{background:rgba(200,165,90,0.06);border-color:rgba(200,165,90,0.40);color:var(--gold)}

/* ═══════ SCROLL REVEAL ═══════ */
.r{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.r.v{opacity:1;transform:translateY(0)}
.d1{transition-delay:.12s}.d2{transition-delay:.24s}.d3{transition-delay:.36s}
.sc{opacity:0;transform:scale(0.92);transition:opacity .7s ease,transform .7s ease}.sc.v{opacity:1;transform:scale(1)}

/* ═══════ Z-INDEX ═══════ */
section,.sec,.hero,.page-hero,.content,.highlight-box,.cta-sec,.wm-hero{position:relative;z-index:1}

/* ═══════ FOOTER ═══════ */
footer{border-top:1px solid rgba(200,165,90,0.22);padding:60px 28px 40px;position:relative;z-index:1}
.fg{max-width:var(--mw);margin:0 auto;display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.fb img{height:32px;margin-bottom:16px}.fb p{font-size:13px;color:var(--tm);line-height:1.7;margin-bottom:16px}
.fci{font-size:12.5px;color:var(--tm);margin-bottom:6px}.fci a{color:var(--gold)}
footer h4{font-family:'Outfit',sans-serif;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:2px;color:var(--ts);margin-bottom:14px}
.fl{display:block;font-size:13px;color:var(--tm);padding:4px 0;transition:color .2s}.fl:hover{color:var(--gold)}
.fbot{max-width:var(--mw);margin:32px auto 0;padding-top:24px;border-top:1px solid rgba(233,238,248,0.06);display:flex;justify-content:space-between;font-size:11px;color:rgba(156,168,197,0.5)}
.wosb{color:rgba(200,165,90,0.4)}
@media(max-width:768px){.fg{grid-template-columns:1fr;gap:28px}.fbot{flex-direction:column;gap:10px;text-align:center}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms!important;transition-duration:0.01ms!important}}

/* Tech cards - entire card clickable */
.tc{cursor:pointer;transition:all .3s ease}.tc:hover{border-color:var(--bdr-h);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,0.2)}
.tcl{font-size:13px;font-weight:600;color:var(--gold);margin-top:12px;display:inline-block;transition:color .2s}
.tc:hover .tcl{color:var(--gold-soft)}

/* Vertical market pill tooltips */
.pill-wrap{position:relative;display:inline-flex}
.pill-tip{position:absolute;bottom:calc(100% + 10px);left:50%;transform:translateX(-50%);width:320px;padding:16px 18px;background:var(--card);border:1px solid var(--gold-line);border-radius:var(--r);box-shadow:0 12px 40px rgba(0,0,0,0.5),0 0 1px rgba(212,168,83,0.15);font-size:13px;color:var(--ts);line-height:1.6;font-weight:400;pointer-events:none;opacity:0;transition:opacity .25s,transform .25s;transform:translateX(-50%) translateY(6px);z-index:100;text-align:left}
.pill-tip::after{content:'';position:absolute;top:100%;left:50%;transform:translateX(-50%);border:6px solid transparent;border-top-color:var(--gold-line)}
.pill-wrap:hover .pill-tip{opacity:1;transform:translateX(-50%) translateY(0)}
.pill-tip strong{color:var(--gold);font-weight:600;display:block;margin-bottom:4px;font-size:11px;text-transform:uppercase;letter-spacing:.5px}

/* ═══════ ARCHITECTURE CONTINUUM ═══════ */
.ac-bar{max-width:var(--mw);margin:0 auto;padding:0 28px}
.ac-wrap{display:flex;align-items:stretch;border:1px solid var(--bdr);border-radius:var(--r);overflow:hidden;background:rgba(7,16,38,0.6);backdrop-filter:blur(8px);position:relative}
.ac-seg{flex:1;display:flex;flex-direction:column;align-items:center;padding:18px 16px 14px;text-decoration:none;position:relative;transition:all .4s ease;cursor:pointer;border-right:1px solid var(--bdr)}
.ac-seg:last-child{border-right:none}
.ac-seg::after{content:'›';position:absolute;right:-8px;top:50%;transform:translateY(-50%);font-size:18px;color:rgba(156,168,197,0.3);z-index:2;font-weight:300;pointer-events:none}
.ac-seg:last-child::after{display:none}
.ac-seg:hover{background:rgba(255,255,255,0.03)}
.ac-num{font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:500;letter-spacing:2px;text-transform:uppercase;margin-bottom:4px;opacity:0.4}
.ac-name{font-family:'Outfit',sans-serif;font-size:14px;font-weight:700;margin-bottom:3px;transition:color .3s}
.ac-desc{font-size:10.5px;font-weight:400;opacity:0.5;line-height:1.4;text-align:center;max-width:220px}
.ac-line{height:2px;width:100%;position:absolute;bottom:0;left:0;transition:all .4s}

/* Muted state */
.ac-seg .ac-name{color:var(--tm)}

/* Active states per level */
.ac-seg.ac-active-1{background:rgba(156,168,197,0.06)}
.ac-seg.ac-active-1 .ac-num{color:var(--tm);opacity:.7}
.ac-seg.ac-active-1 .ac-name{color:var(--t)}
.ac-seg.ac-active-1 .ac-desc{opacity:.7}
.ac-seg.ac-active-1 .ac-line{background:linear-gradient(90deg,transparent,rgba(156,168,197,0.4),transparent)}

.ac-seg.ac-active-2{background:rgba(94,196,212,0.05)}
.ac-seg.ac-active-2 .ac-num{color:#5ec4d4;opacity:.8}
.ac-seg.ac-active-2 .ac-name{color:#5ec4d4}
.ac-seg.ac-active-2 .ac-desc{opacity:.7;color:rgba(94,196,212,0.7)}
.ac-seg.ac-active-2 .ac-line{background:linear-gradient(90deg,transparent,#5ec4d4,transparent)}

.ac-seg.ac-active-3{background:rgba(212,168,83,0.06)}
.ac-seg.ac-active-3 .ac-num{color:var(--gold);opacity:.8}
.ac-seg.ac-active-3 .ac-name{color:var(--gold)}
.ac-seg.ac-active-3 .ac-desc{opacity:.7;color:rgba(212,168,83,0.7)}
.ac-seg.ac-active-3 .ac-line{background:linear-gradient(90deg,transparent,var(--gold),transparent)}

.ac-label{text-align:center;padding:10px 0 0;font-family:'JetBrains Mono',monospace;font-size:9px;letter-spacing:3px;text-transform:uppercase;color:rgba(156,168,197,0.3)}

@media(max-width:768px){
  .ac-wrap{flex-direction:column}
  .ac-seg{border-right:none;border-bottom:1px solid var(--bdr);padding:14px 16px 12px}
  .ac-seg:last-child{border-bottom:none}
  .ac-seg::after{display:none}
}

/* ═══════ NAV ARCHITECTURE CONTINUUM GROUP ═══════ */
.nk-arch{display:flex;align-items:stretch;position:relative;margin:0 3px;padding:2px 4px;border-radius:5px;border:1px solid rgba(212,168,83,0.35);background:rgba(30,45,80,0.65)}
.scrolled .nk-arch{border-color:rgba(212,168,83,0.28);background:rgba(30,45,80,0.55)}
.nk-arch .nk>span:first-child,.nk-arch .dd>a>span:first-child{color:rgba(233,238,248,0.95)}
.nk-arch .nk:hover>span:first-child,.nk-arch .dd:hover>a>span:first-child{color:#fff}
.nk-arch .nk-sub{color:rgba(233,238,248,0.45)!important}
@media(max-width:1200px){.nk-arch{padding:2px 2px}}
@media(max-width:900px){.nk-arch{display:none}}

/* Mobile Architecture Continuum - gold box, lighter blue bg */
.mob-arch-box{border:1px solid rgba(212,168,83,0.35);border-radius:8px;margin:8px 0;background:rgba(30,45,80,0.65);overflow:hidden;padding:2px 0}
.mob-arch-box .mobl{padding-left:16px;padding-right:16px;color:rgba(233,238,248,0.92);border-bottom-color:rgba(212,168,83,0.12)}
.mob-arch-box .mobl:last-child{border-bottom:none}
.mob-arch-box .mobl:hover{color:#fff}