/* ============================================
   MAIA Decision OS — Shared Styles
   Used by homepage (index.html) and all pillar pages
   ============================================ */

/* VARIABLES */
:root{--bg:#050a0e;--sf:#0a1118;--sf2:#0f1923;--bd:#1a2733;--bd2:#2a3d4e;--tx:#e8edf2;--tm:#9bafc4;--td:#6a7f90;--ac:#5eead4;--acd:#2dd4bf20;--gd:#f5c542;--gdd:#f5c54215;--pu:#a78bfa;--rd:#f87171;--gn:#4ade80;--bl:#60a5fa;--or:#fb923c}

/* RESET */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'DM Sans',sans-serif;background:var(--bg);color:var(--tx);line-height:1.7;-webkit-font-smoothing:antialiased}
body::before{content:'';position:fixed;inset:0;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");pointer-events:none;z-index:9999}

/* CONTAINER */
.con{max-width:920px;margin:0 auto;padding:0 28px}

/* NAV */
nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:0 28px;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
nav.scrolled{background:#050a0ecc;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom-color:var(--bd)}
.ni{max-width:920px;margin:0 auto;display:flex;flex-direction:column;align-items:center;padding:12px 0 8px}
.nl{font-family:'JetBrains Mono',monospace;font-size:24px;font-weight:600;color:var(--ac);letter-spacing:3px;text-decoration:none;margin-bottom:8px}
.nk{display:flex;gap:28px;list-style:none;align-items:center}
.nk a{font-size:14px;color:var(--td);text-decoration:none;transition:color .2s;font-weight:500}
.nk a:hover{color:var(--tx)}
.nc{padding:8px 18px!important;border-radius:8px;background:var(--acd);border:1px solid #5eead420;color:var(--ac)!important;font-weight:600!important}
/* Nav dropdown */
.nav-item{position:relative}
.nav-item>a .chevron{display:inline-block;margin-left:4px;font-size:10px;opacity:.5;transition:transform .15s ease}
.nav-item:hover>a .chevron{transform:rotate(180deg);opacity:1}
.nav-dropdown{position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%) translateY(-4px);min-width:200px;background:var(--sf);border:1px solid rgba(255,255,255,.08);border-radius:8px;padding:6px 0;opacity:0;pointer-events:none;transition:opacity .15s ease,transform .15s ease;z-index:1001;box-shadow:0 8px 32px rgba(0,0,0,.4)}
.nav-item:hover .nav-dropdown{opacity:1;pointer-events:all;transform:translateX(-50%) translateY(0)}
.nav-dropdown a{display:block;padding:9px 16px;font-size:13px;color:var(--tm);white-space:nowrap;text-decoration:none;transition:color .1s ease,background .1s ease}
.nav-dropdown a:hover{color:var(--tx);background:rgba(255,255,255,.04)}
.nav-dropdown .dd-sep{height:1px;background:var(--bd);margin:4px 12px}
/* Nav CTA fix */
.nav-cta-wrap{display:flex;align-items:center;padding-left:24px;border-left:1px solid rgba(255,255,255,.08);margin-left:4px}
.nc{padding:10px 22px!important;border-radius:8px;background:var(--acd);border:1px solid #5eead420;color:var(--ac)!important;font-weight:600!important;white-space:nowrap;min-width:120px;text-align:center}

/* SECTIONS */
.sec{padding:100px 0;border-top:1px solid var(--bd)}
.sl{font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;color:var(--td);letter-spacing:2.5px;text-transform:uppercase;margin-bottom:16px}
h2{font-family:'Instrument Serif',serif;font-size:clamp(28px,4vw,42px);font-weight:400;line-height:1.15;color:var(--tx);margin-bottom:20px;letter-spacing:-.5px}
.bt{font-size:16px;color:var(--tm);line-height:1.8;max-width:640px}

/* BUTTONS */
.bp{display:inline-flex;align-items:center;gap:8px;padding:16px 32px;border-radius:10px;background:linear-gradient(135deg,#0d4a42,#0a3d35);border:1px solid #16a34a40;color:var(--ac);font-family:'DM Sans',sans-serif;font-size:15px;font-weight:600;text-decoration:none;transition:all .3s;cursor:pointer}
.bp:hover{background:linear-gradient(135deg,#115e54,#0d4a42);box-shadow:0 0 40px #5eead410}
.bs{display:inline-flex;align-items:center;gap:8px;padding:16px 32px;border-radius:10px;background:var(--sf);border:1px solid var(--bd);color:var(--tm);font-family:'DM Sans',sans-serif;font-size:15px;font-weight:500;text-decoration:none;transition:all .3s}
.bs:hover{border-color:var(--bd2);color:var(--tx)}

/* FOOTER */
.fc{padding:100px 0 60px;text-align:center;border-top:1px solid var(--bd)}
footer{padding:40px 0;text-align:center;border-top:1px solid var(--bd)}
.fl{font-family:'JetBrains Mono',monospace;font-size:14px;font-weight:600;color:var(--td);letter-spacing:2px}
.fli{margin-top:10px;font-size:14px;color:var(--td)}
.fli a{color:var(--td);text-decoration:none;transition:color .2s}
.fli a:hover{color:var(--ac)}

/* BASE RESPONSIVE */
@media(max-width:768px){
  .nk{display:none}
  .sec{padding:64px 0}
}

/* ============================================
   ARTICLE / PILLAR PAGE STYLES
   ============================================ */

/* Article Hero */
.article-hero{padding:130px 0 48px;text-align:center;position:relative}
.article-hero::before{content:'';position:absolute;top:-30%;left:50%;transform:translateX(-50%);width:600px;height:400px;background:radial-gradient(ellipse,#5eead406 0%,transparent 70%);pointer-events:none}
.article-hero h1{font-family:'Instrument Serif',serif;font-size:clamp(32px,5vw,48px);font-weight:400;line-height:1.15;letter-spacing:-1px;color:var(--tx);margin-bottom:16px}
.article-hero h1 em{font-style:italic;color:var(--ac)}
.article-hero .article-subtitle{font-size:17px;color:var(--tm);max-width:560px;margin:0 auto 20px;line-height:1.7}
.article-meta{display:flex;justify-content:center;gap:20px;font-size:13px;color:var(--td);font-family:'JetBrains Mono',monospace}

/* Breadcrumb */
.breadcrumb{padding:90px 0 0;font-size:13px;color:var(--td)}
.breadcrumb a{color:var(--td);text-decoration:none;transition:color .2s}
.breadcrumb a:hover{color:var(--ac)}
.breadcrumb .sep{margin:0 8px;opacity:.5}

/* Article Body — main + sidebar layout */
.article-layout{display:grid;grid-template-columns:1fr 220px;gap:48px;align-items:start;padding:0 0 80px}
.article-body{min-width:0}
.article-body h2{font-family:'Instrument Serif',serif;font-size:clamp(22px,3vw,30px);font-weight:400;line-height:1.2;letter-spacing:-.3px;margin:48px 0 16px;padding-top:16px;border-top:1px solid var(--bd)}
.article-body h2:first-child{margin-top:0;padding-top:0;border-top:none}
.article-body h3{font-family:'DM Sans',sans-serif;font-size:18px;font-weight:600;color:var(--tx);margin:28px 0 10px}
.article-body p{font-size:16px;color:var(--tm);line-height:1.85;margin-bottom:16px}
.article-body ul,.article-body ol{margin:0 0 16px 24px;color:var(--tm);font-size:16px;line-height:1.85}
.article-body li{margin-bottom:6px}
.article-body strong{color:var(--tx);font-weight:600}
.article-body .highlight-box{padding:20px 24px;background:var(--sf);border-radius:10px;border-left:3px solid var(--ac);margin:24px 0}
.article-body .highlight-box p{margin-bottom:0}

/* Table of Contents (sidebar) */
.toc{position:sticky;top:100px;font-size:13px}
.toc-label{font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:600;color:var(--td);letter-spacing:1.5px;text-transform:uppercase;margin-bottom:14px}
.toc ul{list-style:none}
.toc li{margin-bottom:8px}
.toc a{color:var(--td);text-decoration:none;transition:color .2s;line-height:1.4;display:block}
.toc a:hover,.toc a.active{color:var(--ac)}

/* CTA Banner */
.cta-banner{margin:56px 0;padding:32px;background:var(--acd);border-radius:12px;border:1px solid #5eead418;text-align:center}
.cta-banner p{font-size:16px;color:var(--tx);line-height:1.7;margin-bottom:20px}
.cta-banner .bp{font-size:14px;padding:14px 28px}

/* Related Pages */
.related-pages{padding:48px 0 0;border-top:1px solid var(--bd)}
.related-pages .rp-label{font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;color:var(--td);letter-spacing:2px;text-transform:uppercase;margin-bottom:20px}
.related-pages .rp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;border-radius:12px;overflow:hidden}
.related-pages .rp-card{padding:24px 20px;background:var(--sf);transition:background .3s;text-decoration:none;display:block}
.related-pages .rp-card:hover{background:var(--sf2)}
.related-pages .rp-card .rp-title{font-size:15px;font-weight:600;color:var(--tx);margin-bottom:4px}
.related-pages .rp-card .rp-desc{font-size:13px;color:var(--td);line-height:1.5}

/* Article Footer CTA */
.article-footer-cta{padding:80px 0 60px;text-align:center;border-top:1px solid var(--bd)}
.article-footer-cta h2{margin-bottom:14px}
.article-footer-cta p{font-size:15px;color:var(--tm);margin-bottom:28px}

/* WAITLIST FORM */
.wl-form{max-width:400px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.wl-form input,.wl-form textarea{width:100%;padding:14px 18px;background:var(--sf);border:1px solid rgba(255,255,255,.12);border-radius:10px;color:var(--tx);font-family:'DM Sans',sans-serif;font-size:15px;outline:none;transition:border-color .2s}
.wl-form input:focus,.wl-form textarea:focus{border-color:var(--ac)}
.wl-form textarea{resize:vertical}
.wl-confirm{font-family:'Instrument Serif',serif;font-size:20px;color:var(--ac);margin-top:24px}

/* CONTACT BUTTON */
.contact-btn{background:none;border:none;color:var(--td);font-family:'DM Sans',sans-serif;font-size:inherit;cursor:pointer;text-decoration:none;transition:color .2s;padding:0}
.contact-btn:hover{color:var(--ac)}

/* CONTACT MODAL */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:2000;display:flex;align-items:center;justify-content:center;animation:fadeIn .15s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal-panel{background:var(--sf);border:1px solid var(--bd);border-radius:14px;padding:36px 32px;max-width:480px;width:90%;position:relative}
.modal-close{position:absolute;top:14px;right:18px;background:none;border:none;color:var(--td);font-size:24px;cursor:pointer;transition:color .2s;line-height:1}
.modal-close:hover{color:var(--tx)}

/* Article responsive */
@media(max-width:768px){
  .article-layout{grid-template-columns:1fr;gap:0}
  .toc{position:static;padding:20px 0;margin-bottom:24px;border-bottom:1px solid var(--bd)}
  .related-pages .rp-grid{grid-template-columns:1fr}
  .article-hero{padding:110px 0 36px}
  .breadcrumb{padding:80px 0 0}
}