/* ============================================================================
   Contexture · Aizome Indigo design system (production primer)
   Palette: ai #14223F · night #0F131D · shu #E0472C · cyan #57D1C9 · shiro #DCE6F2
   Type:    Spectral 400 (display) · IBM Plex Sans (body) · IBM Plex Mono (chrome)
   ============================================================================ */

:root{
  /* grounds and neutrals */
  --ai:#14223F;              /* expressive ground / hero */
  --night:#0F131D;            /* dark page */
  --night-raised:#19202E;     /* dark raised surface */
  --slate:#415d7f;            /* slate blue-gray surface */
  --stone:#B3BECE;            /* light slate, deeper step (light contexts) */

  /* text on dark / light */
  --shiro:#DCE6F2;
  --shiro-muted:#A9BDD8;
  --slate-ink:#1B2536;

  /* accents · three jobs */
  --shu:#E0472C;              /* relevance signal (seal, rare) */
  --shu-ember:#EBA436;        /* ignite halo */
  --cyan:#57D1C9;             /* interactive / living signal */
  --cyan-active:#82E5DB;      /* hover / active */
  --gold-shadow:#7E5E26;      /* kintsugi weave */
  --gold:#C9A24B;
  --gold-champagne:#F4E6B0;

  /* alternative ground (retained, not active) */
  --sumi:#17120F;
  --washi:#ECE3D2;

  /* hero / depth stops (indigo family) */
  --ai-deep:#0d1830;
  --ai-hero:#16264a;
  --ai-deeper:#0b1428;

  /* derived */
  --cyan-ink:#08312d;
  --code-slate:#7e8ea8;
  --hair-soft:rgba(255,255,255,.055);
  --hair:rgba(255,255,255,.09);

  /* legacy aliases → cool indigo family */
  --bg:var(--night);
  --chrome:var(--shiro-muted);
  --chrome-dim:#8fa3bf;
  --chrome-bright:var(--shiro);
  --shiro-soft:var(--shiro-muted);
  --shiro-dim:var(--shiro-muted);

  /* typography stacks */
  --font-serif:'Spectral', Georgia, 'Times New Roman', serif;
  --font-sans:'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono:'IBM Plex Mono', ui-monospace, Menlo, Consolas, monospace;
  --serif:var(--font-serif);
  --sans:var(--font-sans);
  --mono:var(--font-mono);

  --maxw:1180px;
  --gutter:32px;
  --radius:12px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---- reset ---------------------------------------------------------------- */
*{box-sizing:border-box}
html{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;
  font-family:var(--font-sans);
  font-weight:400;
  line-height:1.6;
  letter-spacing:0;
  color:var(--shiro);
  background:var(--night);
  background-image:radial-gradient(120% 80% at 50% -10%, #151b28 0%, var(--night) 55%);
}
canvas{display:block}
img{max-width:100%;display:block}
a{color:var(--cyan);text-decoration:none}
a:hover{color:var(--cyan-active);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
p,li{font-family:var(--font-sans);font-weight:400;line-height:1.6;letter-spacing:0}
h1,h2,h3,h4,h5,.wordmark{
  font-family:var(--font-serif);
  font-weight:400;
  letter-spacing:-.02em;
  margin:0;
  color:var(--shiro);
}
.wordmark{text-transform:lowercase}
.mono{font-family:var(--font-mono)}
.jp{font-family:"Hiragino Mincho ProN","Yu Mincho",var(--font-serif)}
.cyan{color:var(--cyan)}
.shu{color:var(--shu)}
.serif-em{font-style:italic}

/* kintsugi gold · structural metallic text (seams, optional emphasis; not the lockup wordmark) */
.kintsugi{
  background:linear-gradient(100deg,
    var(--gold-shadow) 0%, var(--gold) 38%, var(--gold-champagne) 50%, var(--gold) 62%, var(--gold-shadow) 100%);
  background-size:200% 100%;
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  animation:sheen 6s linear infinite;
}
@keyframes sheen{to{background-position:200% 0}}
@media (prefers-reduced-motion:reduce){.kintsugi{animation:none}}

/* mono chrome · labels, nav, badges, metadata */
.kicker,.badge,nav .links a,.meta,code,.code{
  font-family:var(--font-mono);
  font-weight:500;
}
.kicker,.badge,nav .links a,.meta{
  letter-spacing:.16em;
  text-transform:uppercase;
}
code,.code,.code pre{letter-spacing:0;text-transform:none}

/* skip link / a11y */
.skip{position:absolute;left:-999px;top:0;z-index:200;background:var(--cyan);color:var(--cyan-ink);
  font-family:var(--font-mono);font-size:13px;padding:10px 16px;border-radius:0 0 8px 0}
.skip:focus{left:0;text-decoration:none}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:3px}

/* ---- layout --------------------------------------------------------------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.section{padding:84px 0}
.section.tight{padding:56px 0}
.section + .section{border-top:1px solid var(--hair-soft)}
main{display:block}

.kicker{font-size:11.5px;letter-spacing:.34em;color:var(--shiro-muted);margin:0 0 18px}
.kicker.cy{color:var(--cyan)}
.kicker.lc{text-transform:none;letter-spacing:.14em;color:var(--chrome-dim)}
.kicker.lc.cy{color:var(--cyan)}

.eyebrow-row{display:flex;align-items:baseline;gap:18px;margin-bottom:30px;flex-wrap:wrap}
.eyebrow-row h2{font-size:28px}
.eyebrow-row .n{font-family:var(--font-mono);font-size:12px;color:var(--cyan);letter-spacing:.16em;text-transform:uppercase;font-weight:500}
.eyebrow-row .n.lc{text-transform:none;letter-spacing:.14em}
.lede{font-size:19px;color:var(--shiro-muted);max-width:62ch}

/* tagline · context · relevance · engagement */
.triad{font-family:var(--font-mono);font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--shiro-muted)}
.triad b{color:var(--cyan);font-weight:500;padding:0 .35em}

/* ===========================================================================
   GLOBAL CHROME: ticker (above nav), nav, footer
   =========================================================================== */

/* --- live context ticker --------------------------------------------------- */
#cx-ticker{position:sticky;top:0;z-index:60;background:rgba(15,19,29,.92);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--hair-soft);
  font-family:var(--font-mono);color:var(--shiro)}
#cx-ticker .bar{max-width:var(--maxw);margin:0 auto;padding:7px var(--gutter);
  display:flex;align-items:center;gap:18px;min-height:34px}
#cx-ticker .brandtag{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--shiro-muted);
  white-space:nowrap;display:flex;align-items:center;gap:8px}
#cx-ticker .pulse{width:7px;height:7px;border-radius:50%;background:var(--cyan);
  box-shadow:0 0 0 0 rgba(87,209,201,.6);animation:cxpulse 2.4s var(--ease) infinite}
@keyframes cxpulse{0%{box-shadow:0 0 0 0 rgba(87,209,201,.5)}70%{box-shadow:0 0 0 7px rgba(87,209,201,0)}100%{box-shadow:0 0 0 0 rgba(87,209,201,0)}}
@media (prefers-reduced-motion:reduce){#cx-ticker .pulse{animation:none}}
#cx-ticker .stats{display:flex;align-items:center;gap:20px;overflow-x:auto;scrollbar-width:none;flex:1}
#cx-ticker .stats::-webkit-scrollbar{display:none}
#cx-ticker .stat{display:flex;align-items:baseline;gap:7px;white-space:nowrap}
#cx-ticker .stat .lbl{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--chrome-dim)}
#cx-ticker .stat .val{font-size:13px;color:var(--cyan);font-weight:500;font-variant-numeric:tabular-nums}
#cx-ticker .mode{font-size:10px;letter-spacing:.16em;text-transform:uppercase;padding:3px 8px;border-radius:20px;
  border:1px solid var(--hair);color:var(--shiro-muted);white-space:nowrap}
#cx-ticker .mode[data-mode="live"]{color:var(--cyan);border-color:rgba(87,209,201,.4)}
#cx-ticker button{font-family:var(--font-mono);cursor:pointer;background:none;color:inherit;border:0}
#cx-ticker .expand{font-size:11px;color:var(--shiro-muted);padding:6px 10px;line-height:1;
  display:flex;align-items:center;gap:5px;border:1px solid var(--hair-soft);border-radius:6px;
  letter-spacing:.04em;white-space:nowrap}
#cx-ticker .expand:hover{color:var(--cyan);border-color:rgba(87,209,201,.35)}
#cx-ticker .expand-icon{font-size:13px;line-height:1}

#cx-panel{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);
  display:grid;grid-template-columns:1.3fr 1fr;gap:26px;
  max-height:0;overflow:hidden;transition:max-height .4s var(--ease),padding .4s var(--ease)}
#cx-panel.open{max-height:760px;padding:8px var(--gutter) 22px}
@media (prefers-reduced-motion:reduce){#cx-panel{transition:none}}
#cx-panel .col h4{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--shiro-muted);margin:0 0 12px;font-weight:500}
.profile-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--hair-soft);
  border:1px solid var(--hair-soft);border-radius:8px;overflow:hidden}
.profile-grid .cell{background:rgba(25,32,46,.65);padding:11px 13px}
.profile-grid .cell .k{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--chrome-dim)}
.profile-grid .cell .v{font-family:var(--font-mono);font-size:15px;color:var(--cyan);margin-top:3px;font-variant-numeric:tabular-nums}
.spark{margin-top:14px;height:46px;width:100%}
.querybox{margin-top:6px}
.querybox label{display:block;font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--chrome-dim);margin-bottom:7px}
.queryline{display:flex;gap:8px}
.queryline .pr{font-family:var(--font-mono);color:var(--cyan);align-self:center}
.queryline input{flex:1;font-family:var(--font-mono);font-size:13px;background:rgba(0,0,0,.3);
  border:1px solid var(--hair);border-radius:7px;padding:9px 12px;color:var(--shiro)}
.queryline input::placeholder{color:var(--chrome-dim)}
.queryline button{font-family:var(--font-mono);font-size:12px;padding:0 16px;border-radius:7px;
  background:transparent;color:var(--cyan);border:1px solid var(--cyan);cursor:pointer;font-weight:500;
  transition:background .15s var(--ease),box-shadow .12s var(--ease)}
.queryline button:hover{background:rgba(87,209,201,.1)}
.queryline button:active,.queryline button:focus-visible{
  outline:none;box-shadow:0 0 0 1px var(--cyan)}
.queryout{margin-top:10px;font-family:var(--font-mono);font-size:13px;background:rgba(0,0,0,.28);
  border:1px solid var(--hair-soft);border-radius:7px;padding:12px 14px;color:var(--shiro);min-height:42px;white-space:pre-wrap;word-break:break-word}
.queryout .ret{color:var(--code-slate)}
.queryout .val{color:var(--cyan)}

/* --- nav ------------------------------------------------------------------- */
#cx-nav{position:sticky;top:34px;z-index:50;background:rgba(15,19,29,.72);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--hair-soft)}
#cx-nav .bar{max-width:var(--maxw);margin:0 auto;padding:14px var(--gutter);display:flex;align-items:center;gap:28px}
.lockup{display:flex;align-items:baseline;gap:11px;flex-shrink:0}
.lockup canvas{width:26px;height:31px;filter:drop-shadow(0 6px 14px rgba(0,0,0,.5));align-self:center}
.lockup .wm{
  font-family:var(--font-serif);
  font-size:21px;
  color:var(--shiro);
  letter-spacing:-.02em;
}
.lockup:hover{text-decoration:none}
#cx-nav .links{display:flex;gap:24px;margin-left:8px;font-size:12.5px}
#cx-nav .links a{color:var(--shiro-muted)}
#cx-nav .links a:hover{color:var(--cyan);text-decoration:none}
#cx-nav .links a.active{color:var(--shiro)}
#cx-nav .links a.active::after{content:"";display:block;height:1px;background:var(--cyan);margin-top:4px}
#cx-nav .spacer{margin-left:auto}
#cx-nav #cx-toggle{flex-shrink:0;text-transform:none;letter-spacing:.02em;font-weight:400}
#cx-nav #cx-toggle.live{background:transparent;color:var(--shiro-muted);border-color:var(--hair)}
#cx-nav #cx-toggle.live:hover{background:transparent;border-color:var(--cyan);color:var(--cyan)}
#cx-nav .menu-btn{display:none;margin-left:12px;background:none;border:1px solid var(--hair);border-radius:7px;
  color:var(--shiro);font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  padding:8px 12px;cursor:pointer;font-weight:500}

/* SDK dropdown */
.nav-drop{position:relative;display:flex;align-items:center;gap:2px}
.nav-drop-parent{color:var(--shiro-muted);font-family:var(--font-mono);font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;font-weight:500}
.nav-drop-parent:hover{color:var(--cyan);text-decoration:none}
.nav-drop-parent.active{color:var(--shiro)}
.nav-drop-parent.active::after{content:"";display:block;height:1px;background:var(--cyan);margin-top:4px}
.nav-drop-toggle{background:none;border:0;color:var(--shiro-muted);cursor:pointer;padding:4px 6px;font-size:11px;line-height:1;border-radius:4px}
.nav-drop-toggle:hover,.nav-drop-toggle:focus-visible{color:var(--gold)}
.nav-drop-panel{
  position:absolute;top:100%;left:0;min-width:260px;padding-top:10px;
  background:transparent;border:0;box-shadow:none;z-index:80}
.nav-drop-menu{
  background:var(--ai);border:1px solid rgba(201,162,75,.22);border-radius:10px;
  padding:6px 0 8px;box-shadow:0 16px 40px rgba(0,0,0,.45);overflow:hidden}
.nav-drop-clarifier{
  margin:0;padding:10px 18px 8px;font-family:var(--font-mono);font-size:10px;
  letter-spacing:.08em;text-transform:lowercase;color:var(--chrome-dim);line-height:1.5;
  border-bottom:1px solid var(--hair-soft)}
.nav-drop-clarifier.mobile{padding:8px 0 10px 14px;border-bottom:0}
.nav-drop-item{
  display:block;width:100%;padding:11px 18px;font-family:var(--font-mono);font-size:12px;
  letter-spacing:.06em;color:var(--shiro-muted);text-transform:none;line-height:1.4}
.nav-drop-item:hover,.nav-drop-item.active,.nav-drop-item:focus-visible{
  color:var(--gold);background:rgba(201,162,75,.08);text-decoration:none}
.nav-drop:focus-within .nav-drop-toggle,.nav-drop.is-open .nav-drop-toggle{color:var(--gold)}
.nav-drop-panel .nav-drop-item:focus-visible{outline:2px solid var(--gold);outline-offset:-2px}

#cx-nav .mobile-nav{display:none}
#cx-nav.open .mobile-nav{
  display:block;position:absolute;top:100%;left:0;right:0;
  background:rgba(15,19,29,.97);border-bottom:1px solid var(--hair-soft);
  padding:8px var(--gutter) 16px;z-index:70}
.mobile-nav-link,.mobile-nav-group-head a{
  display:block;font-family:var(--font-mono);font-size:13px;color:var(--shiro-muted);
  padding:11px 0;border-top:1px solid var(--hair-soft)}
.mobile-nav-group-head{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--hair-soft)}
.mobile-nav-group-head a{border:0;flex:1}
.mobile-nav-expand{background:none;border:0;color:var(--shiro-muted);font-size:18px;padding:8px 12px;cursor:pointer}
.mobile-nav-children a{display:block;font-family:var(--font-mono);font-size:12px;color:var(--chrome-dim);padding:8px 0 8px 14px}
.mobile-nav-children a:hover{color:var(--gold)}

/* --- footer / colophon ----------------------------------------------------- */
#cx-footer{border-top:1px solid var(--hair-soft);margin-top:40px;
  background:linear-gradient(180deg,rgba(20,34,63,.35),transparent)}
#cx-footer .top{max-width:var(--maxw);margin:0 auto;padding:56px var(--gutter) 36px;
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
#cx-footer .brand .lockup{margin-bottom:16px}
#cx-footer .brand p{font-size:15px;color:var(--shiro-muted);max-width:42ch}
#cx-footer .dogfood{font-family:var(--font-mono);font-size:12px;color:var(--shiro-muted);margin-top:18px;line-height:1.6;max-width:46ch}
#cx-footer .dogfood a{color:var(--cyan)}
#cx-footer .fcol h4{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--chrome-dim);margin:0 0 14px;font-weight:500}
#cx-footer .fcol a{display:block;font-family:var(--font-mono);font-size:13px;color:var(--shiro-muted);padding:5px 0}
#cx-footer .fcol a:hover{color:var(--cyan);text-decoration:none}
#cx-footer .miniform{margin-top:4px}
#cx-footer .miniform .row{display:flex;gap:8px;margin-top:8px}
#cx-footer .miniform input{flex:1;font-family:var(--font-mono);font-size:12.5px;background:rgba(0,0,0,.3);
  border:1px solid var(--hair);border-radius:7px;padding:9px 11px;color:var(--shiro)}
#cx-footer .colophon{max-width:var(--maxw);margin:0 auto;padding:22px var(--gutter) 48px;
  border-top:1px solid var(--hair-soft);display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
#cx-footer .colophon .c{font-family:var(--font-mono);font-size:11px;letter-spacing:.05em;color:var(--chrome-dim);line-height:1.7}
#cx-footer .colophon .c b{color:var(--shiro-muted);font-weight:500}

/* ===========================================================================
   BUTTONS · cyan carries interactivity; shu reserved for seal / rare accent
   =========================================================================== */
.btn{font-family:var(--font-mono);font-size:13px;letter-spacing:.16em;text-transform:uppercase;
  padding:12px 22px;border-radius:8px;display:inline-flex;align-items:center;gap:9px;cursor:pointer;
  border:1px solid transparent;font-weight:500;
  transition:transform .15s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
  white-space:nowrap}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn.primary{background:var(--cyan);color:var(--cyan-ink)}
.btn.primary:hover{background:var(--cyan-active)}
.btn.ghost{border-color:rgba(220,230,242,.26);color:var(--shiro);text-transform:none;letter-spacing:.02em;font-weight:400}
.btn.ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.btn.seal{background:var(--shu);color:#fff}
.btn.seal:hover{background:#ec5740}
.btn.paid{
  background:linear-gradient(135deg,var(--gold-shadow),var(--gold) 45%,var(--gold-champagne) 55%,var(--gold));
  color:var(--slate-ink);border-color:transparent;font-weight:600}
.btn.paid:hover{filter:brightness(1.08);color:var(--slate-ink)}
.text-link{font-family:var(--font-mono);font-size:13px;color:var(--cyan);display:inline-block;margin-top:12px}
.text-link:hover{color:var(--cyan-active)}
.text-link.paid-link{color:var(--gold)}
.text-link.paid-link:hover{color:var(--gold-champagne)}
.btn.sm{padding:9px 16px;font-size:12px}
.btn-row{display:flex;gap:14px;align-items:center;flex-wrap:wrap}

/* ===========================================================================
   HERO
   =========================================================================== */
.hero{position:relative;min-height:560px;overflow:hidden;display:flex;align-items:center;
  border-bottom:1px solid var(--hair-soft)}
.hero .sea{position:absolute;inset:0;width:100%;height:100%}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(0deg,var(--night),rgba(15,19,29,0) 32%),
             linear-gradient(90deg,rgba(15,19,29,.45),rgba(15,19,29,0) 40% 70%)}
.hero .inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:72px var(--gutter);width:100%}
.hero .htag{font-family:var(--font-mono);font-size:12px;letter-spacing:.34em;text-transform:uppercase;color:var(--cyan);font-weight:500}
.hero .htag.lc{text-transform:none;letter-spacing:.14em}
.hero h1{font-size:clamp(38px,6vw,62px);line-height:1.03;margin:18px 0 20px;max-width:22ch}
.hero h1 em{font-style:italic}
.hero .sub{font-size:18px;max-width:68ch;margin:0 0 30px;color:var(--shiro-muted)}
.hero .hcode{margin-top:30px;max-width:440px}

.proofstrip{display:flex;align-items:stretch;justify-content:center;gap:0;flex-wrap:nowrap;background:#000}
.proofstrip .ps{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  flex:1;max-width:280px;padding:11px 28px;
  border-right:1px solid var(--hair-soft)}
.proofstrip .ps:first-child{border-left:1px solid var(--hair-soft)}
.proofstrip .v{font-family:var(--font-mono);font-size:18px;line-height:1.2;color:var(--cyan);font-weight:500}
.proofstrip .l{font-family:var(--font-mono);font-size:10px;line-height:1.3;letter-spacing:.1em;color:var(--chrome);text-transform:uppercase}

#see-your-context{padding:0;background:linear-gradient(180deg,#000 0%,var(--night) 100%)}
#see-your-context .context-body{padding:56px 0}
#see-your-context + .section{border-top:none}

/* ===========================================================================
   PANELS, CARDS, CODE
   =========================================================================== */
.panel{background:var(--ai);border:1px solid var(--hair-soft);border-radius:var(--radius);
  padding:30px;position:relative;overflow:hidden}
.panel.deep{background:linear-gradient(180deg,var(--night-raised),var(--night))}

.grid{display:grid;gap:20px}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}

.card{background:rgba(25,32,46,.55);border:1px solid var(--hair-soft);border-radius:var(--radius);padding:24px}
.card h3{font-family:var(--font-serif);font-size:20px;margin-bottom:8px}
.card p{font-size:15px;color:var(--shiro-muted)}
.card .num{font-family:var(--font-mono);font-size:12px;color:var(--cyan);letter-spacing:.16em;text-transform:uppercase;margin-bottom:14px;font-weight:500}
.card .num.lc{text-transform:none;letter-spacing:.06em}
#ecosystem .card .num{font-size:15px;margin-bottom:16px;letter-spacing:.08em}

/* numbered tenets list (principles pattern) */
.tenets-head{margin-bottom:8px}
.tenets-eyebrow{font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--chrome-dim);margin:0 0 14px}
.tenets-eyebrow .n{color:var(--cyan);font-weight:500}
.tenets-rule{height:1px;background:var(--hair-soft);margin:0 0 28px}
.tenets-head h2{font-size:clamp(28px,4.5vw,42px);line-height:1.08;max-width:22ch;margin:0}
.tenets-head h2 .cy{color:var(--cyan)}

.tenets-list{list-style:none;margin:0;padding:0}
.tenets-item{
  display:grid;grid-template-columns:52px 1fr;gap:20px 28px;align-items:start;
  padding:28px 0;border-bottom:1px solid var(--hair-soft)}
.tenets-item:first-child{border-top:1px solid var(--hair-soft)}
.tenets-n{font-family:var(--font-mono);font-size:13px;color:var(--cyan);letter-spacing:.06em;font-weight:500;padding-top:4px}
.tenets-body h3{font-family:var(--font-sans);font-size:18px;font-weight:500;color:var(--shiro);margin:0 0 8px;letter-spacing:-.01em}
.tenets-body p{font-family:var(--font-serif);font-size:17px;color:var(--shiro-muted);margin:0;line-height:1.6;max-width:62ch}
.tenets-pull{font-family:var(--font-serif);font-style:italic;font-size:16px;color:var(--chrome);margin-top:14px !important}
.card .btn{margin-top:16px}

.code{position:relative;background:rgba(0,0,0,.28);border:1px solid var(--hair-soft);border-radius:9px;
  font-size:13.5px;line-height:1.7;color:var(--shiro);overflow:hidden}
.code pre{margin:0;padding:18px 20px;overflow-x:auto}
.code .copy{position:absolute;top:9px;right:9px;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--shiro-muted);background:rgba(0,0,0,.4);border:1px solid var(--hair-soft);
  border-radius:6px;padding:5px 9px;cursor:pointer;opacity:0;transition:opacity .2s,color .2s;font-weight:500}
.code:hover .copy,.code .copy:focus{opacity:1}
.code .copy:hover{color:var(--cyan)}
.code .copy.done{color:var(--cyan);border-color:rgba(87,209,201,.4)}
.code .k{color:var(--cyan)}
.code .s{color:var(--shu)}
.code .c{color:var(--code-slate)}
.code .f{color:#cbd6ea}
.code .ret{color:var(--code-slate)}

.verb{padding:22px 0}
.verb .h{display:flex;align-items:baseline;gap:12px;margin-bottom:14px}
.verb .h .n{font-family:var(--font-mono);font-size:12px;color:var(--cyan);font-weight:500}
.verb .h h3{font-size:22px}
.verb p{color:var(--shiro-muted);font-size:15px;margin:0 0 14px;max-width:58ch}

.enrich{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.enrich .e{
  display:flex;flex-direction:column;border:1px solid var(--hair-soft);border-radius:10px;
  background:rgba(15,19,29,.4);overflow:hidden;min-height:240px}
.enrich .e-logo-band{
  flex:0 0 50%;min-height:112px;display:flex;align-items:center;justify-content:center;
  padding:28px 20px;border-bottom:1px solid var(--hair-soft);background:rgba(8,12,20,.35)}
.enrich .e .enrich-logo{display:block;height:40px;width:auto;max-width:100%;object-fit:contain}
.enrich .e-body{flex:1;display:flex;flex-direction:column;padding:18px 20px 22px}
.enrich .e .tool-name{
  font-family:var(--font-mono);font-size:12px;color:var(--shiro);letter-spacing:.04em;font-weight:500;margin:0 0 10px}
.enrich .e .claim{font-size:14px;color:var(--shiro-muted);margin:0;line-height:1.55}

/* ===========================================================================
   ARCHITECTURE DIAGRAM · browser → gold stack → profile / segment (+25% scale)
   =========================================================================== */
@keyframes arch-dash-flow-x{
  from{background-position:0 0}
  to{background-position:28px 0}
}
@keyframes arch-dash-flow-y{
  from{background-position:0 0}
  to{background-position:0 28px}
}
.arch-section .eyebrow-row h2{font-size:35px}
.arch-section .eyebrow-row .n{font-size:15px}
.arch-section .lede{font-size:24px}
.arch-frame{
  border:1px solid rgba(201,162,75,.24);
  border-radius:18px;
  padding:clamp(22px,3.5vw,34px) clamp(18px,3vw,28px);
  background:rgba(15,19,29,.42);
  max-width:1100px;
  margin:0 auto;
}
.arch-frame .arch{padding:8px 0 12px}
.arch{position:relative;width:100%;margin:0 auto;padding:15px 0 35px;overflow:visible}
.arch-flow{display:flex;align-items:center;justify-content:center;gap:0;max-width:1100px;margin:0 auto;overflow:visible}
.arch-browser{align-self:center}
.arch-outcomes{align-self:center}

/* gold seam · dashed connector with left-to-right flow */
.arch-seam{
  flex:0 0 clamp(25px,5vw,55px);
  height:3px;align-self:center;
  background-color:transparent;
  background-image:repeating-linear-gradient(
    90deg,
    var(--gold) 0 9px,
    transparent 9px 18px
  );
  background-size:28px 100%;
  animation:arch-dash-flow-x 1.1s linear infinite;
}
.arch-seam--out{flex:0 0 clamp(35px,6.25vw,70px)}
@media (prefers-reduced-motion:reduce){
  .arch-seam,.arch .plane + .plane::before{animation:none}
}

/* browser page (left) */
.arch-browser{
  flex:0 0 clamp(125px,17.5vw,185px);
  border-radius:10px;overflow:hidden;
  border:1px solid var(--hair);
  background:var(--night-raised);
  box-shadow:0 15px 40px rgba(0,0,0,.35);
}
.arch-browser .browser-bar{
  display:flex;align-items:center;gap:10px;
  padding:9px 12px;border-bottom:1px solid var(--hair-soft);
  background:rgba(0,0,0,.25);
}
.arch-browser .browser-dots{display:flex;gap:5px}
.arch-browser .browser-dots i{width:6px;height:6px;border-radius:50%;background:var(--hair);display:block}
.arch-browser .browser-url{
  flex:1;font-family:var(--font-mono);font-size:10px;letter-spacing:.04em;
  color:var(--shiro-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.arch-browser .browser-view{padding:18px 15px 23px;display:flex;flex-direction:column;gap:9px;min-height:135px}
.arch-browser .browser-line{height:4px;border-radius:3px;background:rgba(220,230,242,.12);width:100%}
.arch-browser .browser-line.short{width:62%}
.arch-browser .browser-tag{
  margin-top:auto;font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--cyan);font-weight:500;
}

/* stack · thin static gold outline (no fill block) */
.arch-stack-wrap{
  flex:0 1 auto;align-self:center;
  min-width:0;max-width:min(100%,600px);
  overflow:visible;z-index:2;
}
.arch-stack-border{
  position:relative;
  border:1px solid var(--gold);
  border-radius:12px;
  background:transparent;
  padding:0;
}
.arch .stack{
  display:flex;flex-direction:column;gap:0;
  padding:10px;border-radius:11px;
  background:linear-gradient(180deg,rgba(15,19,29,.97),rgba(20,34,63,.9));
}
.arch .plane{position:relative}
.arch .plane + .plane::before{
  content:"";display:block;height:2px;margin:0 15px;
  opacity:.55;
  background-color:transparent;
  background-image:repeating-linear-gradient(
    90deg,
    var(--gold) 0 7px,
    transparent 7px 14px
  );
  background-size:28px 100%;
  animation:arch-dash-flow-x 1.4s linear infinite;
}
.arch .layer{
  position:relative;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;gap:6px;
  padding:16px 45px 16px 18px;border-radius:8px;
  background:rgba(20,34,63,.55);
  border:1px solid rgba(87,209,201,.35);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  cursor:default;outline:none;
}
.arch .plane:hover .layer,.arch .plane.is-active .layer,.arch .layer:focus-visible{
  border-color:rgba(87,209,201,.7);
  box-shadow:0 0 0 1px rgba(87,209,201,.12);
}
.arch .pl-label{font-family:var(--font-mono);font-size:15px;color:var(--shiro);letter-spacing:.02em;font-weight:700;width:100%}
.arch .pl-note{
  display:block;font-family:var(--font-mono);font-size:13px;
  color:var(--cyan);letter-spacing:.04em;line-height:1.45;width:100%;
}

/* spark · red dot inside each panel */
.plane-spark{
  position:absolute;right:15px;top:50%;
  transform:translateY(-50%);
  width:13px;height:13px;border-radius:50%;
  background:var(--shu);
  border:1px solid rgba(0,0,0,.25);
  z-index:2;
  transition:box-shadow .2s var(--ease),transform .2s var(--ease);
  pointer-events:none;
}
.arch .plane.is-active .plane-spark,
.arch .plane:hover .plane-spark{
  transform:translateY(-50%) scale(1.1);
  box-shadow:
    0 0 0 2px rgba(244,230,176,.95),
    0 0 0 5px rgba(201,162,75,.4);
}

/* gold thread + floating popover (only visible on hover) */
.arch-thread{
  position:absolute;inset:0;width:100%;height:100%;
  pointer-events:none;z-index:3;overflow:visible;
}
.arch-thread-line{
  stroke:var(--gold);stroke-width:2;stroke-linecap:round;
  opacity:0;
}
.arch-stack-border.is-active .arch-thread-line{opacity:1}
.arch-popover{
  position:absolute;display:none;z-index:10;
  width:min(335px,72vw);
  padding:18px 20px;border-radius:10px;
  background:var(--shu);
  border:1px solid var(--gold);
  box-shadow:0 12px 40px rgba(0,0,0,.45);
  pointer-events:auto;
}
.arch-popover.is-open{display:block}
.arch-popover-body{
  margin:0;font-family:var(--font-sans);font-size:16px;line-height:1.55;
  color:var(--shiro);text-align:left;
}
.arch-popover-body em.cyan{font-style:italic;color:var(--shiro)}

/* outcomes panel (right) · profile + segment */
.arch-outcomes{
  flex:0 0 clamp(185px,25vw,250px);
  position:relative;z-index:1;
  padding:22px 20px 25px;
  border-radius:12px;border:1px solid var(--hair-soft);
  background:linear-gradient(165deg,rgba(20,34,63,.7),rgba(15,19,29,.92));
  overflow:hidden;
}
.arch-outcomes::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;
  background:
    repeating-linear-gradient(118deg,transparent,transparent 22px,rgba(201,162,75,.08) 22px,rgba(201,162,75,.08) 24px);
}
.arch-outcomes .outcome{position:relative;z-index:1}
.arch-outcomes .outcome + .outcome{margin-top:28px;padding-top:25px;
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,transparent,var(--gold-shadow),var(--gold-champagne),var(--gold-shadow),transparent) 1;
}
.arch-outcomes .outcome-h{
  font-family:var(--font-mono);font-size:14px;letter-spacing:.34em;
  text-transform:uppercase;font-weight:700;margin:0 0 15px;
}
.arch-outcomes .outcome-h.cy{color:var(--cyan);background:none;-webkit-text-fill-color:currentColor}
.arch-outcomes ul{list-style:none;margin:0;padding:0}
.arch-outcomes li{
  font-family:var(--font-mono);font-size:13px;letter-spacing:.12em;
  text-transform:uppercase;font-style:italic;color:var(--shiro-muted);
  padding:5px 0;display:flex;gap:.45em;
}
.arch-outcomes li .k{color:var(--shiro);font-style:normal;font-weight:700}
.arch-outcomes li .v{color:var(--shiro-muted)}

/* static gold in the diagram zone · no sheen */
.arch .kintsugi{
  animation:none;
  background:none;
  -webkit-background-clip:unset;
  background-clip:unset;
  color:var(--gold);
  -webkit-text-fill-color:currentColor;
}

.archleg{font-family:var(--font-mono);font-size:14px;color:var(--shiro-muted);text-align:center;margin-top:40px;letter-spacing:.08em}

/* ===========================================================================
   PAGE HEADER (interior pages), tabs, pricing table, forms, FAQ
   =========================================================================== */
.pagehead{position:relative;overflow:hidden;border-bottom:1px solid var(--hair-soft)}
.pagehead .sea{position:absolute;inset:0;width:100%;height:100%}
.pagehead::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(0deg,var(--night),rgba(15,19,29,.1) 60%),linear-gradient(90deg,rgba(15,19,29,.5),rgba(15,19,29,0) 60%)}
.pagehead .inner{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:64px var(--gutter) 52px}
.pagehead h1{font-size:clamp(32px,5vw,48px);line-height:1.05;max-width:18ch;margin:14px 0 0}
.pagehead h1 em{font-style:italic}
.pagehead .sub{font-size:18px;color:var(--shiro-muted);max-width:60ch;margin:18px 0 0}

.proseblock{max-width:72ch}
.proseblock h2{font-size:26px;margin:40px 0 14px}
.proseblock h3{font-size:19px;margin:28px 0 10px}
.proseblock p{font-size:16px;color:var(--shiro-muted);margin:0 0 16px}
.proseblock ul{padding-left:1.1em;margin:0 0 18px}
.proseblock li{font-size:16px;color:var(--shiro-muted);margin:6px 0}
.proseblock strong{color:var(--shiro);font-weight:500}
.proseblock strong.shu{color:var(--shu)}
.note-src{font-family:var(--font-mono);font-size:11.5px;color:var(--chrome-dim);letter-spacing:.04em;
  border-left:2px solid var(--hair);padding:4px 0 4px 12px;margin:18px 0}

.tabs{border:1px solid var(--hair-soft);border-radius:var(--radius);overflow:hidden}
.tabs .strip{display:flex;background:rgba(15,19,29,.5);border-bottom:1px solid var(--hair-soft);overflow-x:auto}
.tabs .strip button{font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--shiro-muted);
  background:none;border:0;padding:13px 18px;cursor:pointer;white-space:nowrap;border-bottom:2px solid transparent;font-weight:500}
.tabs .strip button[aria-selected="true"]{color:var(--cyan);border-bottom-color:var(--cyan)}
.tabs .body{padding:22px}
.tabpane[hidden]{display:none}

/* segmented pill tabs (problem section pattern) */
.problem-head{margin-bottom:36px}
.problem-eyebrow{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;color:var(--cyan);margin:0 0 18px;text-transform:lowercase;font-weight:500}
.problem-head h2{font-size:clamp(32px,5vw,48px);line-height:1.06;max-width:none;color:var(--shiro);white-space:nowrap}

.pilltabs{margin-top:4px}
.pillstrip{
  display:flex;border:1px solid var(--hair);border-radius:12px;overflow:hidden;
  background:rgba(15,19,29,.55)}
.pillstrip button{
  flex:1;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--chrome-dim);background:transparent;border:0;border-right:1px solid var(--hair-soft);
  padding:15px 10px;cursor:pointer;font-weight:500;transition:background .18s,color .18s}
.pillstrip button:last-child{border-right:0}
.pillstrip button[aria-selected="true"]{background:var(--cyan);color:var(--cyan-ink)}
.pillstrip button:hover:not([aria-selected="true"]){color:var(--shiro-muted)}
.pillbody{padding:28px 0 0;max-width:58ch}
.pillpane h3{font-family:var(--font-serif);font-size:22px;margin:0 0 14px;color:var(--shiro);font-weight:400}
.pillpane p{font-family:var(--font-sans);font-size:17px;color:var(--shiro-muted);margin:0;line-height:1.65}
.pillpane[hidden]{display:none}

.tiers{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:28px}
.tiers.tiers-three{grid-template-columns:repeat(3,1fr)}
.tier{border:1px solid var(--hair-soft);border-radius:var(--radius);padding:28px;background:var(--ai);position:relative}
.tier.agency{border-color:rgba(87,209,201,.3)}
.tier .name{font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);font-weight:500}
.tier .price{font-family:var(--font-serif);font-size:40px;margin:12px 0 4px}
.tier .price small{font-family:var(--font-mono);font-size:13px;color:var(--shiro-muted);letter-spacing:.04em}
.tier .who{font-size:14px;color:var(--shiro-muted);margin-bottom:18px}
.tier ul{list-style:none;padding:0;margin:0 0 22px}
.tier li{font-family:var(--font-mono);font-size:12.5px;color:var(--shiro-muted);padding:7px 0;border-top:1px solid var(--hair-soft);display:flex;gap:9px}
.tier li::before{content:"·";color:var(--cyan)}

.faq{margin-top:14px}
.faq details{border-top:1px solid var(--hair-soft);padding:14px 0}
.faq summary{font-family:var(--font-mono);font-size:14px;color:var(--shiro);cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px;font-weight:500}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--cyan);font-family:var(--font-mono)}
.faq details[open] summary::after{content:"–"}
.faq p{font-size:15px;color:var(--shiro-muted);margin:12px 0 4px;max-width:70ch}

.form{max-width:520px}
.form .field{margin-bottom:16px}
.form label{display:block;font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--shiro-muted);margin-bottom:8px;font-weight:500}
.form input[type=email],.form input[type=text],.form textarea{width:100%;font-family:var(--font-mono);font-size:14px;
  background:rgba(0,0,0,.3);border:1px solid var(--hair);border-radius:8px;padding:12px 14px;color:var(--shiro)}
.form textarea{min-height:120px;resize:vertical;font-family:var(--font-sans);font-size:15px}
.form .consent{display:flex;gap:10px;align-items:flex-start;font-family:var(--font-mono);font-size:12px;color:var(--shiro-muted);line-height:1.5}
.form .consent input{margin-top:3px;accent-color:var(--cyan)}
.form .next{font-family:var(--font-mono);font-size:12px;color:var(--shiro-muted);margin-top:14px;line-height:1.6}

.form-success{text-align:center;padding:28px 12px 16px}
.form-success-icon{
  width:68px;height:68px;margin:0 auto 22px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--night);
  background:linear-gradient(135deg,var(--gold-shadow) 0%,var(--gold) 42%,var(--gold-champagne) 52%,var(--gold) 68%,var(--gold-shadow) 100%);
  box-shadow:0 0 0 1px rgba(201,162,75,.35),0 12px 32px rgba(0,0,0,.28);
}
.form-success-title{font-size:26px;margin:0 0 12px;color:var(--shiro)}
.form-success-text{font-size:16px;line-height:1.55;color:var(--shiro-muted);margin:0 auto 26px;max-width:28ch}

/* book teaser / cover · Spectral is editorial exception on the cover artifact */
.cover{position:relative;width:268px;height:380px;border-radius:5px;overflow:hidden;
  box-shadow:0 36px 70px rgba(0,0,0,.55),inset 0 0 0 1px rgba(255,255,255,.06);flex-shrink:0}
.cover canvas{position:absolute;inset:0;width:100%;height:100%}
.cover .cin{position:absolute;inset:0;z-index:2;padding:28px 26px;display:flex;flex-direction:column;
  background:linear-gradient(180deg,rgba(8,10,16,.6),rgba(8,10,16,.05) 30%,rgba(8,10,16,0) 55%,rgba(8,10,16,.4))}
.cover .imprint{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);font-weight:500}
.cover .ttl{font-family:var(--font-serif);font-size:40px;line-height:.96;margin-top:12px}
.cover .ttl em{font-style:italic}
.cover .subt{font-family:var(--font-serif);font-style:italic;font-size:15px;color:var(--shiro-muted);margin-top:12px}
.cover .foot{margin-top:auto;display:flex;justify-content:space-between;align-items:flex-end}
.cover .foot canvas{position:static;width:42px;height:50px}
.cover .auth{font-family:var(--font-mono);font-size:10px;letter-spacing:.08em;color:var(--shiro-muted);line-height:1.6}

.ctaband{position:relative;overflow:hidden;text-align:center;border-radius:var(--radius);
  border:1px solid var(--hair-soft);padding:56px 30px;background:linear-gradient(180deg,var(--ai),var(--ai-deeper))}
.ctaband .sea{position:absolute;inset:0;width:100%;height:100%}
.ctaband h2{font-size:clamp(26px,4vw,38px);max-width:20ch;margin:0 auto 22px}
.ctaband .btn-row{justify-content:center}
#start .close-card-title{font-size:clamp(24px,3.2vw,32px);max-width:26ch;line-height:1.12;margin-bottom:16px}
#start .close-card-sub{margin:0 auto 22px;text-align:center;max-width:42ch;font-size:18px}
#start .close-card-note{margin:22px auto 0;text-align:center;font-size:15px;color:var(--shiro-muted);max-width:40ch}
#start .close-card-note .paid-link{font-family:var(--font-mono);color:var(--gold);font-weight:500}
#start .close-card-note .paid-link:hover{color:var(--gold-champagne)}

.callout{font-family:var(--font-mono);font-size:13px;color:var(--cyan);border:1px dashed rgba(87,209,201,.35);
  border-radius:9px;padding:12px 16px;display:inline-flex;align-items:center;gap:10px;font-weight:500}
.callout::before{content:"↑";font-size:16px}

/* light-slate surface (for future light-mode panels) */
.surface-slate{background:var(--slate);color:var(--shiro)}
.surface-slate a{color:var(--cyan)}
.surface-slate .kicker,.surface-slate .meta{color:var(--shiro-muted)}

/* ===========================================================================
   READER · full book online
   =========================================================================== */
:root{--text-module:#C5CFDB}
.reader-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:100;background:rgba(0,0,0,.2)}
.reader-progress-fill{height:100%;width:0;background:linear-gradient(90deg,var(--gold-shadow),var(--gold),var(--gold-champagne));transition:width .12s linear}
.reader-crumb{font-size:11px;letter-spacing:.14em;color:var(--chrome-dim);margin:0 0 14px;text-transform:lowercase}
.reader-crumb a{color:var(--chrome-dim)}
.reader-header{padding:48px 0 28px;border-bottom:1px solid var(--hair-soft)}
.reader-header h1{font-family:var(--font-sans);font-weight:600;font-size:clamp(32px,5vw,48px);line-height:1.08;max-width:20ch;margin:0 0 14px}
.reader-deck{font-size:19px;color:var(--shiro-muted);max-width:58ch;margin:0}
.reader-byline{display:flex;align-items:center;gap:12px;margin-top:22px;font-family:var(--font-mono);font-size:12px;color:var(--chrome-dim)}
.reader-hanko{width:28px;height:34px;flex-shrink:0}
.reader-byline-dot{opacity:.5}
.reader-layout{display:grid;grid-template-columns:200px 1fr;gap:48px;align-items:start;padding:40px 0 84px}
.reader-toc-desktop{position:sticky;top:120px}
.reader-toc-label{font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--chrome-dim);margin:0 0 12px}
.reader-toc-list{display:flex;flex-direction:column;gap:2px}
.reader-toc-list a{font-family:var(--font-mono);font-size:12.5px;color:var(--shiro-muted);padding:5px 0;line-height:1.4;border-left:2px solid transparent;padding-left:10px}
.reader-toc-list a.toc-h3{padding-left:22px;font-size:11.5px;color:var(--chrome-dim)}
.reader-toc-list a.is-active,.reader-toc-list a:hover{color:var(--gold);border-left-color:var(--gold);text-decoration:none}
.reader-toc-mobile{display:none;margin-bottom:24px;border:1px solid var(--hair-soft);border-radius:10px;padding:12px 16px;background:rgba(25,32,46,.55)}
.reader-toc-mobile summary{cursor:pointer;color:var(--shiro);font-size:12px;letter-spacing:.12em;text-transform:uppercase}
.prose-reader{max-width:42rem;font-size:17px;line-height:1.75;color:var(--shiro-muted)}
.prose-reader h2,.prose-reader h3{font-family:var(--font-sans);font-weight:600;color:var(--shiro);scroll-margin-top:100px}
.prose-reader h2{font-size:26px;margin:40px 0 16px}
.prose-reader h3{font-size:19px;margin:28px 0 12px}
.prose-reader p{margin:0 0 18px}
.prose-reader ul,.prose-reader ol{margin:0 0 18px;padding-left:1.2em}
.prose-reader .reader-lead{font-size:19px;color:var(--shiro)}
.prose-reader .reader-cta{margin:28px 0;padding:16px 18px;background:rgba(197,207,219,.08);border-left:3px solid var(--cyan);border-radius:0 8px 8px 0}
.inline-code{font-family:var(--font-mono);font-size:.92em;background:rgba(197,207,219,.12);padding:.12em .4em;border-radius:4px;color:var(--shiro)}
.prose-reader .code{margin:22px 0}
.reader-maker{display:flex;gap:20px;align-items:flex-start;margin:48px 0;padding:24px;background:rgba(25,32,46,.55);border:1px solid var(--hair-soft);border-radius:var(--radius)}
.reader-maker-seal{width:48px;height:58px;flex-shrink:0}
.reader-maker-name{font-family:var(--font-mono);font-size:13px;color:var(--shiro);margin:0 0 8px;font-weight:500}
.reader-maker-note{font-size:15px;color:var(--shiro-muted);margin:0 0 12px;line-height:1.55}
.reader-related{margin:36px 0;padding-top:28px;border-top:1px solid var(--hair-soft)}
.reader-related-title{font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--chrome-dim);margin:0 0 14px;font-weight:500}
.reader-related-links{display:flex;flex-direction:column;gap:8px}
.reader-related-links a{font-family:var(--font-mono);font-size:13px}
.reader-faq{margin-top:48px;padding-top:28px;border-top:1px solid var(--hair-soft)}
.reader-handoff{margin:48px 0 0;padding:32px;text-align:center;border-radius:var(--radius);border:1px solid rgba(201,162,75,.35);background:linear-gradient(180deg,rgba(201,162,75,.12),rgba(15,19,29,.4))}
.reader-handoff-lead{font-size:18px;color:var(--shiro);margin:0 0 20px;max-width:42ch;margin-left:auto;margin-right:auto}
.paid-band .btn-row{justify-content:center;align-items:center;gap:20px}
.reader-chapter-list{list-style:none;margin:0;padding:0;display:grid;gap:20px}
.reader-chapter-card{background:rgba(25,32,46,.55);border:1px solid var(--hair-soft);border-radius:var(--radius);padding:28px}
.reader-chapter-num{font-size:11px;color:var(--cyan);letter-spacing:.14em;text-transform:uppercase;display:block;margin-bottom:10px}
.reader-chapter-card h2{font-family:var(--font-sans);font-size:24px;font-weight:600;margin:0 0 10px}
.reader-chapter-card h2 a{color:var(--shiro)}
.reader-chapter-card p{color:var(--shiro-muted);margin:0 0 12px;max-width:58ch}
.reader-chapter-meta{font-size:11px;color:var(--chrome-dim);margin:0 0 14px}
.pagehead-compact .inner{padding-top:48px;padding-bottom:48px}

@media (max-width:900px){
  .reader-layout{grid-template-columns:1fr;gap:0}
  .reader-toc-desktop{display:none}
  .reader-toc-mobile{display:block}
}

/* ===========================================================================
   RESPONSIVE
   =========================================================================== */
@media (max-width:900px){
  .grid.c4,.enrich{grid-template-columns:repeat(2,1fr)}
  .grid.c3{grid-template-columns:1fr}
  #cx-footer .top{grid-template-columns:1fr 1fr}
  #cx-panel{grid-template-columns:1fr}
  .tiers,.tiers.tiers-three{grid-template-columns:1fr}
  .arch-flow{flex-wrap:wrap;justify-content:center;gap:0}
  .arch-browser{flex:0 0 163px}
  .arch-outcomes{flex:0 0 213px}
}
@media (max-width:720px){
  :root{--gutter:20px}
  #cx-nav .links{display:none}
  #cx-nav .spacer{display:none}
  #cx-nav #cx-toggle{margin-left:auto;font-size:11px;padding:8px 12px}
  #cx-nav .menu-btn{display:block}
  #cx-nav.open .links{display:none}
  .hero h1{font-size:clamp(32px,9vw,44px)}
  .grid.c2,.grid.c4,.enrich{grid-template-columns:1fr}
  #cx-footer .top{grid-template-columns:1fr}
  #cx-ticker .brandtag .txt{display:none}
  .proofstrip{overflow-x:auto;justify-content:flex-start;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .proofstrip::-webkit-scrollbar{display:none}
  .proofstrip .ps{flex:0 0 auto;min-width:148px;padding:10px 22px}
  .about-layout{grid-template-columns:1fr !important}
  .pillstrip{overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch}
  .pillstrip::-webkit-scrollbar{display:none}
  .pillstrip button{flex:0 0 auto;min-width:130px}
  .tenets-item{grid-template-columns:40px 1fr;gap:12px 18px;padding:22px 0}
  .booklayout{flex-direction:column}
  .arch-flow{flex-direction:column;align-items:stretch;gap:0;max-width:525px}
  .arch-browser{flex:none;width:100%;max-width:250px;margin:0 auto}
  .arch-seam{
    width:3px;height:clamp(20px,4vw,32px);flex:none;align-self:center;
    background-image:repeating-linear-gradient(
      180deg,
      var(--gold) 0 9px,
      transparent 9px 18px
    );
    background-size:100% 28px;
    animation:arch-dash-flow-y 1.1s linear infinite;
  }
  .arch-stack-wrap{max-width:none;width:100%}
  .arch-outcomes{flex:none;width:100%;max-width:none}
  .arch .layer{padding:12px 14px}
  .arch-popover{width:min(325px,92vw)}
}