:root{
  --bg:#0b0f14;
  --bg-soft:#101620;
  --bg-panel:#111722;
  --text:#f4f7fb;
  --soft:#c7d0db;
  --muted:#8f99aa;
  --accent:#d7a348;
  --accent-soft:rgba(215,163,72,.14);
  --grid:rgba(255,255,255,.04);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.12);
  --max:1240px;
  --content:780px;
  --reading:760px;
  --section-pad:112px;
  --radius-xl:32px;
  --radius-lg:28px;
  --radius-md:22px;
  --shadow:0 24px 80px rgba(0,0,0,.35);
  --shadow-soft:0 10px 32px rgba(0,0,0,.22);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    radial-gradient(circle at 15% 0%, rgba(215,163,72,.08), transparent 28%),
    radial-gradient(circle at 100% 10%, rgba(103,128,159,.10), transparent 22%),
    var(--bg);
  background-size:52px 52px,52px 52px,auto,auto,auto;
  line-height:1.58;
}
a{color:inherit}
.container{width:min(calc(100% - 64px), var(--max));margin:0 auto}
.narrow{max-width:var(--content)}
.reading{width:min(calc(100% - 40px), var(--reading));margin:0 auto}
.section{padding:var(--section-pad) 0;position:relative}
.section + .section{border-top:1px solid rgba(255,255,255,.03)}

.top-nav{
  position:sticky;top:0;z-index:20;
  background:rgba(9,12,17,.78);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.top-nav .inner{
  width:min(calc(100% - 64px), var(--max));
  margin:0 auto;height:72px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{font-size:18px;font-weight:650;letter-spacing:-.03em;text-decoration:none}
.brand span{color:var(--accent)}
.nav-links{display:flex;gap:22px;align-items:center;font-size:14px;color:var(--muted);flex-wrap:wrap}
.nav-links a{text-decoration:none;transition:color .16s ease, opacity .16s ease}
.nav-links a:hover{color:var(--text)}
.nav-links .cta{
  background:var(--accent);
  color:#10151d;
  padding:10px 14px;
  border-radius:999px;
  font-weight:600;
}

.label{font-size:12px;color:var(--muted);letter-spacing:.18em;text-transform:uppercase;margin-bottom:24px}
h1{margin:0;font-size:clamp(52px, 8vw, 92px);line-height:.98;letter-spacing:-.055em;font-weight:620;max-width:1000px}
h2{margin:0 0 18px 0;font-size:clamp(34px, 4vw, 46px);line-height:1.03;letter-spacing:-.045em;font-weight:620;max-width:920px}
h3{margin:0 0 10px 0;font-size:24px;line-height:1.08;letter-spacing:-.035em;font-weight:610}
p, li, label, input, textarea, select{margin:0;font-size:clamp(18px, 2vw, 21px);color:var(--soft)}
p + p{margin-top:16px}
.lead{margin-top:28px;font-size:clamp(22px, 2.4vw, 28px);color:var(--text);line-height:1.35;max-width:860px}
.emphasis{color:var(--text);font-weight:560}

.hero{min-height:80vh;display:flex;align-items:center;padding-top:96px;padding-bottom:96px}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:end}

.hero-card,.panel,.card,.signal,.fit-card,.step,.form-panel,.stat,.timeline-item,.sys-card,.principle,.moment,.layer,.quote-panel{
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.015));
  box-shadow:var(--shadow-soft);
}
.hero-card{padding:28px}
.card,.panel,.form-panel{padding:28px;display:grid;gap:12px}
.panel{padding:38px}
.kicker,.meta{font-size:12px;text-transform:uppercase;letter-spacing:.16em;color:var(--muted);margin-bottom:18px}
.hero-points{display:grid;gap:14px;margin-top:14px}
.hero-point{display:flex;gap:12px;align-items:flex-start;color:var(--text);font-size:16px}
.dot{
  width:10px;height:10px;border-radius:999px;background:var(--accent);
  box-shadow:0 0 0 5px var(--accent-soft);margin-top:7px;flex:0 0 auto
}

.btn-row{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 18px;
  border-radius:999px;text-decoration:none;font-size:15px;font-weight:600;
  transition:transform .16s ease, opacity .16s ease, border-color .16s ease;
  cursor:pointer;border:0
}
.btn.primary{background:var(--accent);color:#10151d;box-shadow:0 12px 32px rgba(215,163,72,.18)}
.btn.secondary{border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.02);color:var(--text)}
.btn.secondary:hover{border-color:rgba(255,255,255,.2)}
.btn:hover{transform:translateY(-1px);opacity:.96}

.quote-panel{
  max-width:980px;margin:0 auto;padding:34px;
  background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
  box-shadow:var(--shadow);text-align:center
}
.quote{font-size:clamp(28px, 3.2vw, 44px);line-height:1.15;letter-spacing:-.04em;font-weight:580;color:var(--text)}

.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card p,.panel p,.signal p,.fit-card p,.stat p,.timeline-copy p,.sys-card p,.principle p,.moment p,.layer p{font-size:17px;line-height:1.52}
ul{margin:4px 0 0 0;padding-left:18px;display:grid;gap:10px}
li{font-size:17px;line-height:1.45}
.signal{padding:30px;display:grid;gap:18px;min-height:340px}
.signal .closing{color:var(--text);font-weight:560;margin-top:auto;font-size:17px}
.center{text-align:center}

.definition-wrap{
  background:linear-gradient(180deg, rgba(255,255,255,.018), rgba(255,255,255,.045));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line)
}
.definition-wrap p + p{margin-top:22px}
.cta-band{padding:84px 0 148px}
.cta-panel{text-align:center;max-width:840px;margin:0 auto}

.sticky-talk{
  position:sticky;bottom:0;z-index:15;background:rgba(9,12,17,.92);
  backdrop-filter:blur(12px);border-top:1px solid rgba(255,255,255,.09);padding:18px 0
}
.sticky-inner{
  width:min(calc(100% - 64px), var(--max));margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:24px
}
.sticky-copy{display:grid;gap:4px}
.sticky-copy strong{font-size:16px;color:var(--text)}
.sticky-copy span{font-size:14px;color:var(--muted)}

form{display:grid;gap:18px;margin-top:8px}
.field{display:grid;gap:8px}
.field label{font-size:14px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
input, textarea, select{
  width:100%;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.03);color:var(--text);
  border-radius:16px;padding:15px 16px;font:inherit;font-size:16px;outline:none
}
input:focus, textarea:focus, select:focus{
  border-color:rgba(215,163,72,.45);
  box-shadow:0 0 0 3px rgba(215,163,72,.10)
}
textarea{min-height:140px;resize:vertical}
input::placeholder, textarea::placeholder{color:rgba(255,255,255,.35)}

.progress{
  position:fixed;top:0;left:0;height:3px;width:0%;
  background:var(--accent);z-index:50;box-shadow:0 0 16px rgba(215,163,72,.35)
}
.entry{min-height:92vh;display:flex;align-items:center;text-align:center}
.entry .reading{max-width:860px}
.subtitle{margin:28px auto 0;font-size:clamp(22px, 2.4vw, 28px);line-height:1.35;color:var(--text);max-width:760px}
.begin{margin-top:60px;display:inline-flex;align-items:center;gap:10px;color:var(--soft);text-decoration:none;font-size:15px;letter-spacing:.06em;text-transform:uppercase}
.hook{text-align:center;padding-top:56px;padding-bottom:40px}
.hook-line{font-size:clamp(34px, 4.2vw, 56px);line-height:1.1;letter-spacing:-.04em;font-weight:580;color:var(--text);margin:0}
.hook-line + .hook-line{margin-top:8px}
.hook-small{margin-top:48px;font-size:clamp(24px, 2.8vw, 34px);line-height:1.2;color:var(--soft);letter-spacing:-.03em}
.essay{padding-top:30px;padding-bottom:120px}
.essay-block{margin:0 0 88px 0}
.essay-block:last-child{margin-bottom:0}
.essay-block h2{margin:0 0 22px 0;font-size:clamp(30px, 3.3vw, 42px);line-height:1.08;letter-spacing:-.045em;font-weight:610;color:var(--text)}
.essay-block p{margin:0;font-size:clamp(19px, 2vw, 22px);line-height:1.78;color:var(--soft)}
.essay-block p + p{margin-top:22px}
.divider-quote{margin:70px auto;text-align:center;padding:34px 30px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);max-width:860px}
.anchor-panel{margin:84px auto;padding:38px;border:1px solid var(--line);border-radius:32px;background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));box-shadow:var(--shadow);text-align:center}
.anchor-title{font-size:clamp(30px, 3.4vw, 44px);line-height:1.12;letter-spacing:-.04em;font-weight:600;color:var(--text);margin:0}
.layer-grid{margin-top:28px;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.layer{border-radius:22px;padding:18px 16px}
.layer .num{color:var(--accent);font-size:12px;letter-spacing:.16em;text-transform:uppercase;margin-bottom:8px}
.bridge{margin:110px auto 0;text-align:center;padding-top:20px}

@media (max-width:900px){
  .layer-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1100px){
  .hero-grid,.grid-2{grid-template-columns:1fr;gap:34px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  :root{--section-pad:88px}
  .container,.sticky-inner,.top-nav .inner{width:min(calc(100% - 40px), var(--max))}
  .nav-links{display:none}
  .grid-3,.grid-4,.layer-grid{grid-template-columns:1fr}
  .sticky-inner{flex-direction:column;align-items:flex-start}
  .hero,.entry{min-height:auto}
  .quote-panel,.panel,.form-panel,.anchor-panel{padding:24px}
  .signal{padding:24px;min-height:auto}
  .divider-quote{padding:24px 12px}
}


/* Mobile navigation */
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:46px;
  height:46px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.03);
  color:var(--text);
  cursor:pointer;
  transition:transform .16s ease, border-color .16s ease, background .16s ease, opacity .16s ease;
}
.nav-toggle:hover{transform:translateY(-1px);border-color:rgba(255,255,255,.2)}
.nav-toggle:focus-visible,
.mobile-nav-close:focus-visible,
.mobile-nav-panel a:focus-visible{
  outline:2px solid rgba(215,163,72,.8);
  outline-offset:3px;
}
.nav-toggle-bar{
  display:block;
  width:18px;
  height:2px;
  border-radius:999px;
  background:currentColor;
  position:relative;
  transition:transform .18s ease, opacity .18s ease;
}
.nav-toggle-bar::before,
.nav-toggle-bar::after{
  content:"";
  position:absolute;
  left:0;
  width:18px;
  height:2px;
  border-radius:999px;
  background:currentColor;
  transition:transform .18s ease, top .18s ease, bottom .18s ease;
}
.nav-toggle-bar::before{top:-6px}
.nav-toggle-bar::after{bottom:-6px}
body.mobile-nav-open{overflow:hidden}
body.mobile-nav-open .nav-toggle-bar{background:transparent}
body.mobile-nav-open .nav-toggle-bar::before{top:0;transform:rotate(45deg)}
body.mobile-nav-open .nav-toggle-bar::after{bottom:0;transform:rotate(-45deg)}
.mobile-nav{
  position:fixed;
  inset:0;
  z-index:40;
  display:flex;
  justify-content:flex-end;
  pointer-events:none;
}
.mobile-nav.is-ready{display:none}
.mobile-nav.is-open{display:flex;pointer-events:auto}
.mobile-nav-backdrop{
  position:absolute;
  inset:0;
  background:rgba(4,7,11,.58);
  opacity:0;
  transition:opacity .2s ease;
}
.mobile-nav-panel{
  position:relative;
  width:min(88vw, 380px);
  height:100%;
  padding:24px;
  background:rgba(10,14,20,.98);
  border-left:1px solid rgba(255,255,255,.08);
  box-shadow:-18px 0 60px rgba(0,0,0,.38);
  transform:translateX(100%);
  transition:transform .22s ease;
  display:grid;
  align-content:start;
  gap:18px;
}
.mobile-nav.is-open .mobile-nav-backdrop{opacity:1}
.mobile-nav.is-open .mobile-nav-panel{transform:translateX(0)}
.mobile-nav-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding-bottom:12px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.mobile-nav-title{
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--muted);
}
.mobile-nav-close{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.03);
  color:var(--text);
  font-size:22px;
  line-height:1;
  cursor:pointer;
}
.mobile-nav-links{
  display:grid;
  gap:10px;
}
.mobile-nav-links a{
  text-decoration:none;
  color:var(--soft);
  font-size:16px;
  padding:14px 16px;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.02);
}
.mobile-nav-links a:hover{color:var(--text);border-color:rgba(255,255,255,.16)}
.mobile-nav-links a.active,
.mobile-nav-links a[aria-current="page"]{
  color:var(--text);
  border-color:rgba(215,163,72,.42);
  background:rgba(215,163,72,.12);
}
.mobile-nav-links a.cta{
  background:var(--accent);
  border-color:transparent;
  color:#10151d;
  font-weight:600;
}

@media (max-width:760px){
  .top-nav{top:0}
  .top-nav .inner{height:68px;gap:16px}
  .brand{font-size:17px;max-width:calc(100% - 62px)}
  .nav-toggle{display:inline-flex}
  .hero{padding-top:56px;padding-bottom:72px}
  h1{font-size:clamp(40px, 13vw, 58px);line-height:1.02}
  h2{font-size:clamp(30px, 9vw, 40px)}
  .lead{font-size:clamp(21px, 5.6vw, 25px)}
  p, li, label, input, textarea, select{font-size:18px}
  .btn-row{gap:12px}
  .btn{width:100%}
  .hero-card,.card,.panel,.form-panel,.quote-panel,.anchor-panel{border-radius:24px}
  .sticky-talk{padding:14px 0 calc(14px + env(safe-area-inset-bottom, 0px))}
  .sticky-inner{gap:14px}
  .sticky-copy strong{font-size:15px}
  .sticky-copy span{font-size:13px}
  .sticky-inner .btn{width:100%}
}

@media (max-width:520px){
  .container,.sticky-inner,.top-nav .inner{width:min(calc(100% - 28px), var(--max))}
  :root{--section-pad:72px}
  .section{padding:var(--section-pad) 0}
  .hero{padding-top:40px;padding-bottom:64px}
  .hero-grid{gap:24px}
  .card,.panel,.form-panel,.hero-card,.quote-panel,.anchor-panel,.signal{padding:20px}
  .essay{padding-bottom:96px}
  .essay-block{margin-bottom:64px}
  .divider-quote{margin:48px auto;padding:20px 10px}
  .mobile-nav-panel{width:min(100vw, 360px);padding:20px}
}