/* Pass Muster Media: company site (front page + The Tech). 2026-11-09.
   Layout: one centered column (max 1120px) with a dark, grid-textured hero that nods to the
   microchip logo; sections below follow the viewer's light/dark theme. Inter for text,
   JetBrains Mono for labels and code. */
:root{
  --bg:#ffffff; --bg-2:#f5f7fa; --card:#ffffff; --ink:#0e1726; --ink-2:#3b4656; --muted:#667386; --line:#e3e8ef;
  --accent:#3E6592; --accent-ink:#2f5079; --accent-soft:rgba(62,101,146,.09); --ok:#1f8a5b;
  --hero:#0a111d; --hero-2:#0f1828; --hero-ink:#e8eef6; --hero-muted:#9fb0c6; --hero-line:rgba(143,176,212,.16); --hero-accent:#8FB0D4;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Consolas,monospace;
  --shadow:0 1px 2px rgba(14,23,38,.05),0 8px 24px -12px rgba(14,23,38,.18);
}
@media (prefers-color-scheme:dark){:root{color-scheme:dark;
  --bg:#0b1018; --bg-2:#101722; --card:#121a26; --ink:#e6ecf3; --ink-2:#c3cdd9; --muted:#8d99a8; --line:#1f2a38;
  --accent:#8FB0D4; --accent-ink:#a9c3e0; --accent-soft:rgba(143,176,212,.11); --ok:#5fd09a;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px -12px rgba(0,0,0,.6);
}}
*{box-sizing:border-box}
html{scroll-padding-top:80px}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:var(--accent);text-underline-offset:3px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
img,svg{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding-inline:clamp(20px,4vw,40px)}
.mono{font-family:var(--mono)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---- top bar ---- */
.bar{position:sticky;top:0;z-index:20;padding-top:env(safe-area-inset-top,0px);
  background:color-mix(in srgb,var(--hero) 88%,transparent);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid var(--hero-line)}
.bar-in{display:flex;align-items:center;gap:8px;height:64px}
.brand{display:flex;align-items:center;gap:10px;margin-right:auto;color:var(--hero-ink);text-decoration:none;font-weight:700;letter-spacing:-.01em;font-size:1rem}
.brand img{width:28px;height:28px}
.nav{display:flex;gap:2px}
.nav a{color:var(--hero-muted);text-decoration:none;font-size:.9rem;font-weight:500;padding:8px 12px;border-radius:8px}
.nav a:hover,.nav a[aria-current=page]{color:var(--hero-ink);background:rgba(143,176,212,.10)}
.brand,.nav a,.btn{white-space:nowrap}
@media (max-width:760px){.nav a.opt{display:none}}
@media (max-width:460px){.bar .btn.sm{display:none}.nav a{padding:8px 4px 8px 10px}.status{font-size:.72rem}}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 20px;border-radius:10px;border:0;cursor:pointer;
  font:600 .95rem/1 var(--sans);text-decoration:none;background:var(--accent);color:#fff;transition:filter .15s,transform .15s}
.btn:hover{filter:brightness(1.08)}
.btn:active{transform:translateY(1px)}
.btn.ghost{background:transparent;color:var(--hero-ink);box-shadow:inset 0 0 0 1px var(--hero-line)}
.btn.ghost:hover{box-shadow:inset 0 0 0 1px var(--hero-accent);filter:none}
.btn.line{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1px var(--line)}
.btn.line:hover{box-shadow:inset 0 0 0 1px var(--accent);filter:none}
.btn.sm{height:36px;padding:0 14px;font-size:.86rem;border-radius:8px}
@media (prefers-color-scheme:dark){.btn{background:#4f78a6}}
.bar .btn.sm{background:transparent;color:var(--hero-ink);box-shadow:inset 0 0 0 1px var(--hero-line)}
.bar .btn.sm:hover{box-shadow:inset 0 0 0 1px var(--hero-accent)}

/* ---- hero: always dark, a faint circuit grid ---- */
.hero{position:relative;background:var(--hero);color:var(--hero-ink);overflow:hidden;
  background-image:linear-gradient(var(--hero-line) 1px,transparent 1px),linear-gradient(90deg,var(--hero-line) 1px,transparent 1px);
  background-size:48px 48px;background-position:-1px -1px}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 70% 60% at 75% 30%,rgba(79,120,166,.28),transparent 70%),linear-gradient(to bottom,transparent 60%,var(--hero) 100%)}
.hero-in{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(32px,5vw,64px);align-items:center;padding-block:clamp(56px,9vw,112px) clamp(56px,8vw,96px)}
@media (max-width:900px){.hero-in{grid-template-columns:1fr}}
.status{display:inline-flex;align-items:center;gap:10px;font:500 .78rem/1 var(--mono);letter-spacing:.04em;color:var(--hero-muted);
  border:1px solid var(--hero-line);border-radius:999px;padding:8px 14px;margin:0 0 24px;background:rgba(10,17,29,.6)}
.pulse{width:8px;height:8px;border-radius:50%;background:#4ade80;box-shadow:0 0 0 0 rgba(74,222,128,.5);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(74,222,128,.45)}70%{box-shadow:0 0 0 9px rgba(74,222,128,0)}100%{box-shadow:0 0 0 0 rgba(74,222,128,0)}}
@media (prefers-reduced-motion:reduce){.pulse{animation:none}}
.hero h1{font-size:clamp(2.4rem,6vw,4.1rem);line-height:1.02;letter-spacing:-.035em;font-weight:700;margin:0 0 20px;text-wrap:balance}
.hero h1 em{font-style:normal;color:var(--hero-accent)}
.lede{font-size:clamp(1.05rem,1.9vw,1.22rem);line-height:1.6;color:var(--hero-muted);margin:0 0 32px;max-width:36em}
.cta{display:flex;flex-wrap:wrap;gap:12px}

/* the console card in the hero */
.console{background:linear-gradient(180deg,var(--hero-2),#0b1321);border:1px solid var(--hero-line);border-radius:14px;box-shadow:0 30px 60px -30px rgba(0,0,0,.8);overflow:hidden}
.console-h{display:flex;align-items:center;gap:7px;padding:12px 16px;border-bottom:1px solid var(--hero-line);font:500 .76rem/1 var(--mono);color:var(--hero-muted)}
.console-h i{width:10px;height:10px;border-radius:50%;background:#2a3a52}
.console-h span{margin-left:8px}
.console pre{margin:0;padding:18px 20px 20px;font:13px/1.75 var(--mono);color:#c9d6e6;overflow-x:auto}
.console .c{color:#6c809a}.console .k{color:#8FB0D4}.console .v{color:#4ade80}.console .s{color:#e8c37a}

/* ---- sections ---- */
.sec{padding-block:clamp(64px,9vw,104px)}
.sec.alt{background:var(--bg-2);border-block:1px solid var(--line)}
.kicker{font:600 .76rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin:0 0 14px}
.sec h2{font-size:clamp(1.8rem,3.6vw,2.6rem);line-height:1.1;letter-spacing:-.025em;margin:0 0 14px;text-wrap:balance}
.sec-lede{font-size:1.08rem;color:var(--ink-2);max-width:40em;margin:0 0 40px}

/* offerings */
.offers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
@media (max-width:820px){.offers{grid-template-columns:1fr}}
.offer{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:clamp(24px,3vw,32px);box-shadow:var(--shadow)}
.offer-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
.offer-ico{width:44px;height:44px;border-radius:11px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent)}
.offer-ico svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tag{font:600 .7rem/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ok);border:1px solid color-mix(in srgb,var(--ok) 40%,transparent);border-radius:999px;padding:6px 10px}
.offer h3{font-size:1.45rem;letter-spacing:-.02em;margin:0 0 6px}
.offer .pitch{font-size:1.05rem;color:var(--ink-2);margin:0 0 18px}
.checks{list-style:none;margin:0 0 26px;padding:0;display:grid;gap:10px;flex:1;align-content:start}
.checks li{position:relative;padding-left:28px;color:var(--ink-2);font-size:.97rem}
.checks li::before{content:"";position:absolute;left:0;top:.35em;width:16px;height:16px;border-radius:50%;background:var(--accent-soft)}
.checks li::after{content:"";position:absolute;left:5px;top:calc(.35em + 4px);width:6px;height:3px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.offer-a{display:flex;flex-wrap:wrap;gap:10px}

/* principles */
.grid4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden}
@media (max-width:980px){.grid4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.grid4{grid-template-columns:1fr}}
.pr{background:var(--card);padding:26px 24px}
.pr .n{font:600 .78rem/1 var(--mono);color:var(--accent);margin:0 0 18px}
.pr h3{font-size:1.08rem;margin:0 0 8px;letter-spacing:-.01em}
.pr p{margin:0;color:var(--ink-2);font-size:.95rem}

/* post list */
.posts{display:grid;gap:16px}
.post-card{display:grid;grid-template-columns:150px minmax(0,1fr) auto;gap:8px 28px;align-items:baseline;padding:26px 0;border-top:1px solid var(--line);text-decoration:none;color:inherit}
.posts .post-card:last-child{border-bottom:1px solid var(--line)}
.post-card time{font:500 .82rem/1.6 var(--mono);color:var(--muted)}
.post-card h3{font-size:1.3rem;letter-spacing:-.015em;margin:0 0 6px;color:var(--ink)}
.post-card p{margin:0;color:var(--ink-2)}
.post-card .go{font:600 .86rem/1 var(--mono);color:var(--accent);white-space:nowrap}
.post-card:hover h3{color:var(--accent)}
@media (max-width:700px){.post-card{grid-template-columns:1fr}.post-card .go{display:none}}

/* subscribe */
.subscribe{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:32px;align-items:center;background:var(--hero);color:var(--hero-ink);border-radius:20px;padding:clamp(28px,5vw,48px);
  background-image:linear-gradient(var(--hero-line) 1px,transparent 1px),linear-gradient(90deg,var(--hero-line) 1px,transparent 1px);background-size:40px 40px}
@media (max-width:820px){.subscribe{grid-template-columns:1fr}}
.subscribe h2{color:var(--hero-ink);margin:0 0 10px}
.subscribe p{color:var(--hero-muted);margin:0}
.subscribe .kicker{color:var(--hero-accent)}
.sub-form{display:flex;flex-wrap:wrap;gap:10px}
.sub-form input[type=email]{flex:1 1 220px;min-width:0;height:48px;border-radius:10px;border:1px solid var(--hero-line);background:rgba(10,17,29,.7);color:var(--hero-ink);padding:0 16px;font:400 1rem var(--sans)}
.sub-form input[type=email]::placeholder{color:#7d8ea6}
.sub-form input[type=email]:focus{outline:2px solid var(--hero-accent);outline-offset:1px}
.sub-form .btn{height:48px}
.sub-msg{flex-basis:100%;margin:4px 0 0;font-size:.9rem;min-height:1.4em;color:var(--hero-muted)}
.sub-msg.ok{color:#4ade80}.sub-msg.err{color:#fca5a5}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}

/* footer */
footer.foot{border-top:1px solid var(--line);padding-block:40px 48px;color:var(--muted);font-size:.9rem}
.foot-in{display:flex;flex-wrap:wrap;gap:16px 32px;align-items:flex-start;justify-content:space-between}
.foot .brand{color:var(--ink);margin:0 0 10px}
.foot p{margin:0 0 6px;max-width:34em}
.foot nav{display:flex;flex-wrap:wrap;gap:8px 20px}
.foot nav a{color:var(--ink-2);text-decoration:none}
.foot nav a:hover{color:var(--accent)}

/* returning reader notice */
.moved{background:var(--accent-soft);border-bottom:1px solid var(--line);font-size:.92rem}
.moved .wrap{padding-block:10px}

/* ---- articles (The Tech) ---- */
.page-head{background:var(--hero);color:var(--hero-ink);
  background-image:linear-gradient(var(--hero-line) 1px,transparent 1px),linear-gradient(90deg,var(--hero-line) 1px,transparent 1px);background-size:48px 48px}
.page-head .wrap{padding-block:clamp(48px,8vw,88px) clamp(40px,6vw,64px)}
.page-head .kicker{color:var(--hero-accent)}
.page-head h1{font-size:clamp(2.1rem,5.4vw,3.4rem);line-height:1.06;letter-spacing:-.03em;margin:0 0 16px;max-width:20em;text-wrap:balance}
.page-head p:not(.kicker):not(.meta){color:var(--hero-muted);font-size:1.12rem;max-width:40em;margin:0}
.meta{font:500 .82rem/1 var(--mono);color:var(--hero-muted);margin-top:24px !important;display:flex;flex-wrap:wrap;gap:8px 18px}
.article{max-width:720px;margin:0 auto;padding:clamp(40px,6vw,64px) clamp(20px,4vw,40px) 24px;font-size:1.06rem;line-height:1.75}
.article h2{font-size:1.5rem;letter-spacing:-.02em;line-height:1.25;margin:48px 0 12px}
.article p{margin:0 0 18px;color:var(--ink-2)}
.article li{color:var(--ink-2);margin:0 0 10px}
.article ul,.article ol{padding-left:1.3em;margin:0 0 20px}
.article strong{color:var(--ink)}
.article code{font:.86em var(--mono);background:var(--bg-2);border:1px solid var(--line);padding:1px 6px;border-radius:5px}
.callout{border:1px solid var(--line);border-left:3px solid var(--accent);background:var(--bg-2);border-radius:10px;padding:18px 22px;margin:28px 0}
.callout p{margin:0;color:var(--ink)}
.tablewrap{overflow-x:auto;margin:24px 0 28px;border:1px solid var(--line);border-radius:12px}
.tablewrap table{border-collapse:collapse;width:100%;font-size:.94rem;min-width:520px}
.tablewrap th,.tablewrap td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--line);vertical-align:top}
.tablewrap thead th{font:600 .72rem/1.2 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);background:var(--bg-2)}
.tablewrap tbody tr:last-child td{border-bottom:0}
.tablewrap td:last-child{font-family:var(--mono);font-size:.88rem;white-space:nowrap;color:var(--ink)}
.back{display:inline-block;margin:8px 0 0;font:600 .88rem/1 var(--mono);text-decoration:none}
.article-end{max-width:720px;margin:0 auto;padding:0 clamp(20px,4vw,40px) clamp(56px,8vw,88px)}