/* gr.css — General Reasoning shared house style
   Derived from aletheiagraph.com/technical.css. Load on every GR property.
   Per-site override: set --accent (and optionally --accent-ink) on :root. */

:root{
  --navy:#001542; --navy2:#002875; --navy-deep:#000E2F;
  --ink:#18202b; --text:#404955; --muted:#5d6672; --faint:#7b8490;
  --line:#dfe5ec; --soft:#f5f7fa; --paper:#ffffff;
  --blue:#0077b8;
  --gold:#c9a84c;          /* gold on dark surfaces */
  --gold-ink:#8b6f1d;      /* gold text on light surfaces (AA) */
  --gold-wash:#fffdf5;
  --accent:var(--gold); --accent-ink:var(--gold-ink);
  --green:#1e6940; --red:#a53b34;
  --code:#0a1020; --code-line:#1a3060; --code-blue:#91acd0;
  --max:1080px;
  --f-mark:'Michroma','Eurostile','Arial Black',sans-serif;
  --f-sans:'DM Sans','Helvetica Neue',Arial,sans-serif;
  --f-mono:'DM Mono',ui-monospace,Menlo,Consolas,monospace;
  --f-serif:'DM Serif Display',Georgia,serif; /* blog post titles only */
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--f-sans);color:var(--ink);background:var(--paper);line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}html{scroll-behavior:auto}}

/* ── Banner (site shell) ───────────────────────────── */
.gr-banner{position:relative;overflow:hidden;background:linear-gradient(120deg,var(--navy-deep) 0%,var(--navy) 55%,#062a66 100%);color:#fff}
.gr-banner::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(0deg,transparent 0 39px,rgba(201,168,76,.06) 40px);pointer-events:none}
.gr-banner .net{position:absolute;right:-40px;top:-60px;width:460px;height:260px;opacity:.22;pointer-events:none}
.gr-banner-inner{position:relative;max-width:var(--max);margin:0 auto;padding:28px 1.6rem 26px;display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}
.gr-mark{display:flex;align-items:center;gap:16px;color:#fff;text-decoration:none}
.gr-mark .logo{width:56px;height:56px;flex:none;border-radius:4px;box-shadow:0 0 0 1px rgba(127,168,216,.28),0 6px 18px rgba(0,0,0,.35)}.gr-mark:hover{text-decoration:none}
.gr-mark .wm{font-family:var(--f-mark);font-size:26px;letter-spacing:.14em;line-height:1.1;text-transform:uppercase}
.gr-mark .sub{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.28em;text-transform:uppercase;color:var(--gold);margin-top:8px}
.gr-banner .tag{font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#9fb3d3;max-width:360px;text-align:right}

/* version badge */
.ver{display:inline-block;font-family:var(--f-mono);font-size:10px;letter-spacing:.08em;text-transform:none;border:1px solid currentColor;border-radius:999px;padding:1px 8px;margin-right:12px;opacity:.85}
.gr-banner .ver{color:var(--gold)}
.footer-base .ver{margin:0 4px 0 0}

/* ── Nav ───────────────────────────────────────────── */
.site-nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--paper);border-bottom:1px solid var(--line)}
.site-nav-inner{max-width:var(--max);margin:0 auto;display:flex;align-items:stretch;justify-content:flex-end;padding:0 1.6rem}
.nav-links{display:flex;list-style:none}
.nav-links>li{position:relative}
.nav-links>li>a,.nav-links>li>button{display:block;font:500 12px/1 var(--f-sans);letter-spacing:.07em;text-transform:uppercase;color:#4e5864;padding:15px 17px;border:0;border-left:1px solid var(--line);background:none;cursor:pointer;text-decoration:none;white-space:nowrap}
.nav-links>li:last-child>a{border-right:1px solid var(--line)}
.nav-links>li>a:hover,.nav-links>li>button:hover,.nav-links>li:focus-within>button{color:var(--navy);background:#f4f7fb}
.nav-links>li>a.active{color:var(--navy);box-shadow:inset 0 -3px 0 var(--accent)}
.nav-links>li>button::after{content:" ▾";font-size:9px;opacity:.55}
.drop{display:none;position:absolute;top:100%;left:0;min-width:250px;background:var(--paper);border:1px solid var(--line);border-top:2px solid var(--accent);box-shadow:0 10px 24px rgba(0,21,66,.1);padding:6px 0}
.nav-links>li:hover .drop,.nav-links>li:focus-within .drop{display:block}
.drop a{display:flex;justify-content:space-between;gap:16px;padding:9px 16px;font-size:13px;color:var(--ink);text-decoration:none}
.drop a:hover{background:var(--soft);text-decoration:none}
.drop a small{font-family:var(--f-mono);font-size:10px;letter-spacing:.06em;color:var(--faint);align-self:center}
.nav-toggle{display:none;background:none;border:0;padding:14px 4px;cursor:pointer}.nav-toggle span{display:block;width:22px;height:2px;background:#3b4652;margin:4px 0}

/* ── Page type ─────────────────────────────────────── */
.page{max-width:var(--max);margin:0 auto;padding:3.2rem 1.6rem 5rem}
.eyebrow{font-family:var(--f-mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--faint);margin-bottom:.9rem}
h1{font-size:46px;line-height:1.08;font-weight:700;letter-spacing:-.018em;color:var(--navy);max-width:900px;margin-bottom:1.1rem;text-wrap:balance}
h2{font-size:28px;line-height:1.2;font-weight:700;letter-spacing:-.01em;color:var(--navy);margin:3.2rem 0 .9rem;text-wrap:balance}
h3{font-size:18px;line-height:1.3;font-weight:700;color:var(--navy);margin:1.8rem 0 .55rem}
p{font-size:16px;color:var(--text);margin-bottom:1.05rem;max-width:72ch}
.lede{font-size:20px;line-height:1.6;color:#202934;max-width:760px;margin-bottom:1.6rem}
.section-intro{max-width:800px}
.small{font-size:13px;color:var(--muted)}
code{font-family:var(--f-mono);font-size:.9em}

/* ── Hero ──────────────────────────────────────────── */
.hero-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);gap:36px;align-items:start}
.hero-card{background:linear-gradient(145deg,#07142d,#0d2859);color:#fff;border-radius:8px;padding:1.6rem;box-shadow:0 10px 28px rgba(0,21,66,.14)}
.hero-card .kicker{font-family:var(--f-mono);font-size:10px;color:var(--gold);letter-spacing:.16em;text-transform:uppercase;margin-bottom:.8rem}
.hero-card h2{color:#fff;margin:0 0 .8rem;font-size:22px}
.hero-card p{color:#b7c8de;font-size:14px}
.hero-card a{color:var(--gold)}
.hero-card .figures{display:grid;grid-template-columns:1fr auto 1fr;gap:10px;align-items:center;margin:1rem 0 1.1rem;padding:1rem 0;border-top:1px solid #1c3768;border-bottom:1px solid #1c3768}
.hero-card .fig{font-family:var(--f-mono);font-size:11px;letter-spacing:.06em;color:#9fb3d3;text-transform:uppercase}
.hero-card .fig b{display:block;font-family:var(--f-sans);font-size:17px;letter-spacing:0;text-transform:none;color:#fff;font-weight:700}
.hero-card .gap{text-align:center;font-family:var(--f-mono);color:var(--gold);font-size:12px;line-height:1.3}
.hero-card .gap b{display:block;font-family:var(--f-sans);font-size:26px;font-weight:700}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:.4rem}
.btn{display:inline-block;font:600 13px/1 var(--f-sans);letter-spacing:.04em;padding:13px 18px;border-radius:5px;text-decoration:none;border:1px solid var(--navy)}
.btn:hover{text-decoration:none}
.btn.primary{background:var(--navy);color:#fff}.btn.primary:hover{background:var(--navy2)}
.btn.ghost{color:var(--navy);background:var(--paper)}.btn.ghost:hover{background:var(--soft)}

/* ── Blocks ────────────────────────────────────────── */
.pull{border-left:4px solid var(--accent);background:var(--gold-wash);padding:1.1rem 1.45rem;margin:1.8rem 0;color:var(--navy);font-size:18px;line-height:1.6;max-width:none}
.grid-2,.grid-3,.grid-4{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:7px;overflow:hidden;margin:1.6rem 0 2rem}
.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--paper);padding:1.35rem;display:flex;flex-direction:column}
.card.soft{background:#f8fafc}
.card .label{font-family:var(--f-mono);font-size:10.5px;color:var(--accent-ink);font-weight:500;letter-spacing:.14em;text-transform:uppercase;margin-bottom:.45rem}
.card h3{margin:0 0 .45rem;font-size:17px}
.card p{font-size:14px;line-height:1.6;margin:0 0 .6rem;color:#56606d}
.card .members{margin-top:auto;padding-top:.7rem;border-top:1px dashed var(--line);display:flex;flex-direction:column;gap:6px}
.card .members a,.card .members span.m{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:13.5px;font-weight:500;color:var(--navy)}
.card .more{margin-top:auto;font-size:13px;font-weight:600}

.product .top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:.5rem}
.product h3{margin:0;font-size:18px}
.product .role{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin-bottom:.6rem}

/* status badges: state encoded in form, not just words */
.badge{font-family:var(--f-mono);font-size:9.5px;letter-spacing:.08em;text-transform:uppercase;border-radius:999px;padding:3px 8px;border:1px solid;white-space:nowrap;line-height:1.4}
.badge.ship{color:#1e6940;border-color:#97c9ae;background:#f1fbf5}
.badge.beta{color:#135f87;border-color:#8fc8e1;background:#f2fbff}
.badge.dev{color:#735900;border-color:#d8c16c;background:#fffbea}
.badge.open{color:#4b4f8a;border-color:#b9bce0;background:#f6f6ff}
.badge.soon{color:#6b6f76;border-color:#cfd4da;background:#f7f8f9;border-style:dashed}

.tech-diagram{background:var(--code);border:1px solid var(--code-line);border-radius:7px;padding:1.45rem;margin:1.7rem 0;color:var(--code-blue);overflow-x:auto}
.tech-diagram .title{font:500 11px var(--f-mono);color:var(--gold);letter-spacing:.14em;text-transform:uppercase;margin-bottom:1rem}
.flow{display:flex;align-items:stretch;gap:10px;min-width:760px}
.flow-box{flex:1;border:1px solid #294a7f;background:#0d1931;padding:14px;color:#fff;font:700 13px/1.35 var(--f-sans);text-align:center}
.flow-box span{display:block;color:#7fa8d8;font:400 12px/1.45 var(--f-sans);margin-top:6px}
.flow-box.next{border-style:dashed}
.flow-box em{display:block;font-style:normal;font:500 9.5px var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--gold);margin-bottom:6px}
.flow-arrow{display:flex;align-items:center;color:var(--gold);font-size:20px}

.compare{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:7px;overflow:hidden;margin:1.8rem 0}
.compare>div{padding:1.4rem 1.5rem}
.compare .left{background:#fafafa;border-right:1px solid var(--line)}
.compare .right{background:#f5f9ff}
.compare h3{margin:0 0 .3rem}
.compare .sub{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint);margin-bottom:.8rem}
.checklist{list-style:none}
.checklist li{font-size:14.5px;color:#485260;margin:.55rem 0;padding-left:20px;position:relative}
.checklist li::before{content:"—";position:absolute;left:0;color:var(--accent-ink);font-weight:700}
.compare .right .checklist li::before{content:"✓";color:var(--green)}

.chips{display:flex;flex-wrap:wrap;gap:8px;margin:1rem 0 1.4rem}
.chip{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.04em;color:var(--navy);border:1px solid var(--line);background:var(--soft);border-radius:4px;padding:5px 10px}

.price-line{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:7px;overflow:hidden;margin:1.4rem 0}
.price-line>div{background:var(--paper);padding:1.3rem 1.35rem}
.price-line .n{font-family:var(--f-mono);font-size:11px;color:var(--accent-ink);letter-spacing:.12em;text-transform:uppercase}
.price-line h3{margin:.4rem 0 .35rem;font-size:17px}
.price-line p{font-size:14px;margin:0;color:#56606d}

.cta{margin-top:3.6rem;background:var(--navy);color:#fff;border-radius:8px;padding:2.2rem 2rem;display:grid;grid-template-columns:1.4fr 1fr;gap:28px;align-items:center}
.cta h2{color:#fff;margin:0 0 .6rem;font-size:26px}
.cta p{color:#b7c8de;margin:0}
.cta .btn.primary{background:var(--gold);border-color:var(--gold);color:var(--navy-deep)}
.cta .btn.ghost{background:transparent;color:#fff;border-color:#4b6a9e}
.cta .contact{font-family:var(--f-mono);font-size:12px;color:#9fb3d3;margin-top:12px;user-select:all}

/* ── Footer ────────────────────────────────────────── */
.footer{border-top:1px solid var(--line);background:#f7f9fb}
.footer-inner{max-width:var(--max);margin:auto;padding:2.2rem 1.6rem;display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:24px}
.footer h4{font:500 10.5px var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--faint);margin-bottom:.6rem}
.footer a{display:block;font-size:13px;color:#4e5864;margin:.3rem 0}
.footer p{font-size:12.5px;color:#6c7580;margin:0 0 .4rem}
.footer .wm{font-family:var(--f-mark);font-size:13px;letter-spacing:.14em;color:var(--navy);margin-bottom:.6rem}
.footer-base{max-width:var(--max);margin:auto;padding:0 1.6rem 1.6rem;font-family:var(--f-mono);font-size:10.5px;letter-spacing:.06em;color:#8a929c;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.footer-base a{color:#8a929c}

/* ── Responsive ────────────────────────────────────── */
@media(max-width:900px){
  .hero-grid,.cta{grid-template-columns:1fr}
  .grid-3,.grid-4,.price-line{grid-template-columns:1fr 1fr}
  .footer-inner{grid-template-columns:1fr 1fr}
  h1{font-size:38px}
  .gr-banner .tag{text-align:left}
}
@media(max-width:760px){
  .nav-toggle{display:block}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--paper);box-shadow:0 8px 18px rgba(0,0,0,.08);border-bottom:1px solid var(--line);flex-direction:column;max-height:75vh;overflow-y:auto}
  .nav-links.open{display:flex}
  .nav-links>li>a,.nav-links>li>button{border-left:0;border-right:0!important;border-top:1px solid var(--line);font-size:13px;padding:14px 18px;width:100%;text-align:left}
  .nav-links>li>button::after{content:""}
  .drop{display:block;position:static;border:0;box-shadow:none;padding:0 0 6px 10px;min-width:0}
  .drop a{padding:8px 18px}
}
@media(max-width:650px){
  .page{padding:2.2rem 1rem 4rem}
  .gr-banner-inner,.site-nav-inner,.footer-inner,.footer-base{padding-left:1rem;padding-right:1rem}
  h1{font-size:32px}.lede{font-size:18px}
  .grid-2,.grid-3,.grid-4,.compare,.price-line{grid-template-columns:1fr}
  .compare .left{border-right:0;border-bottom:1px solid var(--line)}
  .gr-mark .wm{font-size:17px}.gr-mark .logo{width:44px;height:44px}.gr-mark{gap:12px}
  .cta{padding:1.6rem 1.2rem}
}