/* AI Vibe PH — shared blog article stylesheet (self-contained: fonts, tokens, base, chrome, article) */
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:100 900;font-display:optional;src:url('/fonts/space-grotesk.woff2') format('woff2')}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:100 900;font-display:optional;src:url('/fonts/plus-jakarta-sans.woff2') format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:100 900;font-display:optional;src:url('/fonts/jetbrains-mono.woff2') format('woff2')}
:root{
  --bg:#0D0A1A;--bg-2:#120E26;--surface:#181231;--surface-2:#211A44;
  --line:#2E2658;--line-soft:#241D45;
  --text:#F2EFFB;--text-dim:#A79FCC;--text-faint:#8E85B4;
  --build:#3DEFD0;--build-deep:#1FD8B6;--build-soft:rgba(61,239,208,.12);
  --rank:#FFC15E;--rank-deep:#FFAE39;--rank-soft:rgba(255,193,94,.12);--rank-glow:rgba(255,193,94,.30);
  --ok:#3DEFA8;--ok-soft:rgba(61,239,168,.12);
  --r:16px;--maxw:1120px;--read:760px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{background:var(--bg);color:var(--text);font-family:"Plus Jakarta Sans",system-ui,sans-serif;font-size:17px;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden;min-height:100vh}
body::before{content:"";position:fixed;inset:0;z-index:-2;background:radial-gradient(900px 500px at 78% -8%,rgba(61,239,208,.10),transparent 60%),radial-gradient(800px 600px at 12% 8%,rgba(255,193,94,.08),transparent 60%),radial-gradient(700px 700px at 50% 120%,rgba(94,72,200,.14),transparent 60%)}
a{color:inherit;text-decoration:none;-webkit-tap-highlight-color:transparent}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.mono{font-family:"JetBrains Mono",monospace}

/* ---------- chrome: nav ---------- */
nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(13,10,26,.82);border-bottom:1px solid var(--line-soft)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:66px;gap:16px}
.brand{display:flex;align-items:center;gap:11px;font-family:"Space Grotesk";font-weight:600;font-size:16px;letter-spacing:-.01em;flex:none;color:var(--text)}
.brand .mark{width:30px;height:30px;flex:none}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line);border-radius:9px;width:44px;height:38px;color:var(--text);cursor:pointer;align-items:center;justify-content:center}
.nav-toggle svg{width:20px;height:20px}
.nav-menu{display:flex;align-items:center;gap:4px}
.nav-menu>a:not(.nav-cta),.nav-parent{font-family:"Plus Jakarta Sans";font-size:14.5px;color:var(--text-dim);transition:color .2s;padding:8px 11px;border-radius:8px;display:inline-flex;align-items:center;gap:6px;cursor:pointer;background:transparent;border:none;white-space:nowrap}
.nav-menu>a:not(.nav-cta):hover,.nav-parent:hover{color:var(--text)}
.nav-item{position:relative}
.nav-parent .cr{width:11px;height:11px;transition:transform .2s;opacity:.7;flex:none}
.dd{position:absolute;top:calc(100% + 8px);left:0;min-width:236px;background:var(--surface-2);border:1px solid var(--line);border-radius:12px;box-shadow:0 24px 60px rgba(0,0,0,.5);padding:8px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .18s,transform .18s,visibility .18s;z-index:60}
.dd a{display:block;padding:9px 12px;border-radius:8px;font-size:14px;color:var(--text-dim);transition:background .15s,color .15s}
.dd a:hover{background:rgba(61,239,208,.08);color:var(--text)}
.dd a.lead-link{color:var(--text);font-weight:600;border-bottom:1px solid var(--line-soft);border-radius:8px 8px 0 0;margin-bottom:4px;padding-bottom:11px}
@media(hover:hover){.nav-item:hover>.dd{opacity:1;visibility:visible;transform:none}.nav-item:hover .cr{transform:rotate(180deg)}}
.nav-item:focus-within>.dd{opacity:1;visibility:visible;transform:none}
.nav-cta{position:relative;overflow:hidden;font-family:"Space Grotesk";font-weight:700;font-size:14px;background:linear-gradient(120deg,#FF9A3D 0%,#FF4D6E 52%,#FF2D55 100%);color:#fff!important;padding:11px 20px;border-radius:10px;box-shadow:0 6px 20px rgba(255,61,110,.45),0 0 0 1px rgba(255,255,255,.2) inset;white-space:nowrap;margin-left:8px;display:inline-flex;align-items:center;gap:7px;transition:transform .16s,box-shadow .25s,filter .25s}
.nav-cta::after{content:"";position:absolute;top:0;left:0;width:42%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.6),transparent);transform:translateX(-160%) skewX(-20deg);animation:ctaSheen 3.6s ease-in-out infinite;pointer-events:none;will-change:transform}
.nav-cta:hover{transform:translateY(-2px) scale(1.04);filter:saturate(1.12) brightness(1.07);box-shadow:0 12px 34px rgba(255,61,110,.62),0 0 0 1px rgba(255,255,255,.28) inset}
@keyframes ctaSheen{0%{transform:translateX(-160%) skewX(-20deg)}28%,100%{transform:translateX(320%) skewX(-20deg)}}
@keyframes ctaGlow{0%,100%{box-shadow:0 6px 20px rgba(255,61,110,.4),0 0 0 1px rgba(255,255,255,.2) inset}50%{box-shadow:0 9px 30px rgba(255,77,110,.66),0 0 0 1px rgba(255,255,255,.28) inset}}
@media (prefers-reduced-motion:reduce){.nav-cta{animation:none}.nav-cta::after{display:none}}
@media(max-width:980px){
  .nav-toggle{display:inline-flex}
  .nav-menu{position:absolute;top:66px;left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;background:rgba(13,10,26,.99);border-bottom:1px solid var(--line);padding:12px 16px 22px;max-height:calc(100vh - 66px);overflow-y:auto;display:none}
  .nav-menu.open{display:flex}
  .nav-menu>a:not(.nav-cta),.nav-parent{padding:14px 12px;font-size:15.5px;border-radius:10px;justify-content:space-between;width:100%;color:var(--text)}
  .nav-item{width:100%;border-bottom:1px solid var(--line-soft)}
  .dd{position:static;opacity:1;visibility:visible;transform:none;display:none;box-shadow:none;background:transparent;border:none;padding:0 0 8px 14px;min-width:0}
  .nav-item.open>.dd{display:block}
  .nav-item.open .cr{transform:rotate(180deg)}
  .dd a{font-size:14.5px;padding:10px 12px}
  .dd a.lead-link{border-bottom:none;margin-bottom:0}
  .nav-cta{text-align:center;justify-content:center;margin:10px 0 0;padding:15px}
}

/* ---------- article layout ---------- */
main{padding:34px 0 20px}
.post{max-width:var(--read);margin:0 auto}
.crumb{font-family:"JetBrains Mono";font-size:12px;color:var(--text-faint);display:flex;flex-wrap:wrap;gap:7px;align-items:center}
.crumb a{color:var(--text-dim)}.crumb a:hover{color:var(--build)}
.cat-pill{display:inline-flex;align-items:center;gap:7px;font-family:"JetBrains Mono";font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--rank);background:var(--rank-soft);border:1px solid var(--rank-deep);border-radius:100px;padding:6px 12px;margin-top:20px}
.post h1{font-family:"Space Grotesk";font-weight:700;font-size:clamp(30px,5vw,44px);line-height:1.08;letter-spacing:-.02em;margin:16px 0 0}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin-top:20px;padding-bottom:22px;border-bottom:1px solid var(--line-soft);font-size:14px;color:var(--text-dim)}
.post-meta .who{display:flex;align-items:center;gap:10px}
.post-meta .av{width:38px;height:38px;border-radius:50%;flex:none;display:grid;place-items:center;font-family:"Space Grotesk";font-weight:700;font-size:14px;color:#150f06;overflow:hidden}
.post-meta .av img{width:100%;height:100%;object-fit:cover}
.post-meta .who b{color:var(--text);font-weight:600}
.post-meta .dot{color:var(--text-faint)}

.post-fig{margin:26px 0 6px;border-radius:16px;overflow:hidden;border:1px solid var(--line);background:var(--surface)}
.post-fig img{display:block;width:100%;height:auto}

/* AI Overview / Summary snippet */
.summary{background:linear-gradient(160deg,var(--surface-2),var(--surface));border:1px solid var(--line);border-left:3px solid var(--build);border-radius:14px;padding:22px 24px;margin:30px 0}
.summary .lbl{font-family:"JetBrains Mono";font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--build);display:flex;align-items:center;gap:8px}
.summary p{color:var(--text);font-size:16.5px;margin-top:10px;line-height:1.6}
.summary p b{color:var(--build-deep)}

/* Table of contents (collapsible, auto-collapses on scroll — never sticky) */
.toc{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:0 24px;margin:26px 0}
.toc>summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 0;font-family:"Space Grotesk";font-weight:700;font-size:15px;letter-spacing:.02em;color:var(--text)}
.toc>summary::-webkit-details-marker{display:none}
.toc>summary .tgl{width:24px;height:24px;border-radius:7px;border:1px solid var(--line);display:grid;place-items:center;color:var(--rank);transition:transform .25s;flex:none}
.toc[open]>summary{border-bottom:1px solid var(--line-soft)}
.toc[open]>summary .tgl{transform:rotate(180deg)}
.toc ol{list-style:none;counter-reset:toc;display:grid;gap:8px;padding:16px 0 20px}
.toc li{counter-increment:toc;font-size:15px}
.toc li a{color:var(--text-dim);display:inline-flex;gap:9px}
.toc li a:hover{color:var(--text)}

/* body typography */
.post h2{font-family:"Space Grotesk";font-weight:700;font-size:clamp(23px,3.2vw,30px);letter-spacing:-.01em;line-height:1.2;margin:44px 0 0;padding-top:8px}
.post h3{font-family:"Space Grotesk";font-weight:600;font-size:20px;margin:30px 0 0}
.post p{margin-top:16px;color:var(--text)}
.post p,.post li{color:#E7E3F5}
.post a.inline,.post p a,.post li a{color:var(--build);border-bottom:1px solid rgba(61,239,208,.35);transition:border-color .2s}
.post p a:hover,.post li a:hover{border-color:var(--build)}
.post strong{color:#fff;font-weight:700}
.post ul,.post ol{margin:16px 0 0;padding-left:4px;display:grid;gap:10px}
.post ul li{list-style:none;position:relative;padding-left:26px}
.post ul li::before{content:"";position:absolute;left:6px;top:11px;width:7px;height:7px;border-radius:50%;background:var(--build)}
.post ol{counter-reset:li;padding-left:0}
.post ol li{list-style:none;position:relative;padding-left:34px;counter-increment:li}
.post ol li::before{content:counter(li);position:absolute;left:0;top:0;width:24px;height:24px;border-radius:7px;background:var(--rank-soft);color:var(--rank);font-family:"JetBrains Mono";font-size:12px;display:grid;place-items:center}
.post blockquote{margin:22px 0 0;padding:16px 20px;border-left:3px solid var(--rank);background:var(--surface);border-radius:0 12px 12px 0;color:var(--text);font-size:17px}

/* tables */
.tbl-wrap{overflow-x:auto;margin:22px 0 0;border:1px solid var(--line);border-radius:12px}
.post table{width:100%;border-collapse:collapse;font-size:15px;min-width:460px}
.post th,.post td{text-align:left;padding:13px 16px;border-bottom:1px solid var(--line-soft);vertical-align:top}
.post thead th{background:var(--surface-2);font-family:"Space Grotesk";font-weight:600;color:var(--text);font-size:13.5px;letter-spacing:.01em}
.post tbody tr:nth-child(even){background:rgba(255,255,255,.02)}
.post td b{color:var(--build-deep)}

/* key takeaways */
.takeaways{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:24px;margin:34px 0 0}
.takeaways h2{margin:0 0 6px;padding:0}
.takeaways ul li::before{background:var(--rank)}

/* FAQ */
.faq{margin-top:20px;border-top:1px solid var(--line-soft)}
.faq details{border-bottom:1px solid var(--line-soft)}
.faq summary{list-style:none;cursor:pointer;padding:20px 4px;display:flex;align-items:center;justify-content:space-between;gap:18px;font-family:"Space Grotesk";font-weight:600;font-size:17px}
.faq summary::-webkit-details-marker{display:none}
.faq summary .ic{flex:none;width:26px;height:26px;border-radius:7px;border:1px solid var(--line);display:grid;place-items:center;color:var(--rank);transition:transform .25s,background .2s}
.faq details[open] summary .ic{transform:rotate(45deg);background:var(--rank-soft)}
.faq details p{color:var(--text-dim);font-size:16px;padding:0 4px 22px}

/* author card */
.author{display:flex;gap:18px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:26px;margin:40px 0 0}
.author .pic{width:64px;height:64px;border-radius:14px;flex:none;overflow:hidden;background:linear-gradient(135deg,var(--build),var(--rank))}
.author .pic img{width:100%;height:100%;object-fit:cover;object-position:center top}
.author .nm{font-family:"Space Grotesk";font-weight:600;font-size:18px}
.author .rl{font-family:"JetBrains Mono";font-size:12px;color:var(--text-dim);margin-top:4px}
.author p{color:var(--text-dim);font-size:14.5px;margin-top:12px}
.author a{color:var(--build)}

/* related + cta */
.related{margin-top:40px}
.related h2{font-family:"Space Grotesk";font-weight:700;font-size:22px;margin-bottom:18px}
.rel-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:640px){.rel-grid{grid-template-columns:1fr}}
.rel{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px;transition:border-color .2s,transform .15s;display:block}
.rel:hover{border-color:var(--build);transform:translateY(-3px)}
.rel .c{font-family:"JetBrains Mono";font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--rank)}
.rel h3{font-family:"Space Grotesk";font-weight:600;font-size:16px;margin-top:8px;line-height:1.35}
.post-cta{margin-top:40px;background:linear-gradient(160deg,var(--surface-2),var(--surface));border:1px solid var(--line);border-radius:20px;padding:34px 30px;text-align:center;position:relative;overflow:hidden}
.post-cta::before{content:"";position:absolute;inset:0;background:radial-gradient(460px 220px at 20% 0,var(--build-soft),transparent 60%),radial-gradient(460px 220px at 80% 110%,var(--rank-soft),transparent 60%)}
.post-cta>*{position:relative}
.post-cta h2{font-family:"Space Grotesk";font-weight:700;font-size:clamp(22px,3vw,28px)}
.post-cta p{color:var(--text-dim);font-size:15.5px;margin:12px auto 22px;max-width:44em}
.btn{font-family:"Space Grotesk";font-weight:700;font-size:15px;padding:14px 24px;border-radius:11px;display:inline-flex;align-items:center;gap:9px;border:1px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .25s}
.btn-primary{background:var(--rank);color:#1A1206}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 36px var(--rank-glow)}

/* ---------- chrome: footer ---------- */
footer{border-top:1px solid var(--line-soft);padding:48px 0 34px;margin-top:60px}
.foot-cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:30px;padding-bottom:34px;border-bottom:1px solid var(--line-soft)}
.foot-brand .bt{font-family:"Space Grotesk";font-weight:700;font-size:18px;display:flex;align-items:center;gap:10px;color:var(--text)}
.foot-brand .bt .mark{width:26px;height:26px}
.foot-brand p{color:var(--text-dim);font-size:14px;margin-top:12px;max-width:26em}
.foot-col h4{font-family:"JetBrains Mono";font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-faint);margin-bottom:14px}
.foot-col a{display:block;color:var(--text-dim);font-size:14px;padding:5px 0;transition:color .2s}
.foot-col a:hover{color:var(--text)}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:22px;font-size:13px;color:var(--text-faint)}
.foot-bottom .l{display:flex;gap:18px;flex-wrap:wrap}
.foot-bottom a{color:var(--text-faint)}.foot-bottom a:hover{color:var(--text)}
@media(max-width:820px){.foot-cols{grid-template-columns:1fr 1fr}.foot-brand{grid-column:1/-1}}
@media(max-width:520px){.foot-bottom{justify-content:center;text-align:center}.foot-bottom .l{justify-content:center}}
/* TOC overrides — must win over generic .post ol rules */
.toc ol li{counter-increment:toc;padding-left:0;list-style:none}
.toc ol li::before{content:none;display:none}
.toc ol li a{padding-left:0}
.toc ol li a::before{content:counter(toc,decimal-leading-zero);display:inline;position:static;width:auto;height:auto;background:none;border-radius:0;font-family:"JetBrains Mono";font-size:12px;color:var(--rank);padding:2px 0 0}

:focus-visible{outline:2px solid var(--build);outline-offset:3px;border-radius:4px}
section[id],#top{scroll-margin-top:80px}
.post h2[id],.post h3[id]{scroll-margin-top:84px}