/* Third Brain — shared styles for all sub-pages */
@font-face {
  font-family: 'Trend Sans One';
  src: url('/fonts/Trend_Sans_One.ttf') format('truetype');
  font-display: swap;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --blue:        #89C8FE;
  --blue-deep:   #5BA8CC;
  --green:       #5BB040;
  --pink:        #F9B8C0;
  --red:         #D94438;
  --gold:        #D4A017;
  --ink:         #0A0A0A;
  --ink-line:    #1F1F1F;
  --ink-card:    #0F1418;
  --ink-card-hi: #141B22;
  --white:       #FFFFFF;
  --text-mid:    #B5B5B5;
  --text-dim:    #9A9A9A;
  --text-muted:  #6A6A6A;
  --font-display: 'Trend Sans One', 'Arial Black', sans-serif;
  --font-body:    'DM Sans', 'Helvetica Neue', sans-serif;
}
html { scroll-behavior: smooth; background: var(--ink); }
body { font-family: var(--font-body); background: var(--ink); color: var(--white); font-size: 17px; line-height: 1.65; -webkit-font-smoothing: antialiased; }

.tm { font-size: 0.42em; vertical-align: super; line-height: 0; margin-left: 0.12em; opacity: 0.65; font-weight: 400; letter-spacing: 0; font-family: var(--font-body); }

/* NAV */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: var(--ink); border-bottom: 1px solid var(--ink-line);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 56px; height: 68px;
}
.nav-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.nav-logo img { height: 32px; }
.nav-logo-wide { height: 28px !important; width: auto; }
.nav-logo-text { font-family: var(--font-display); font-size: 16px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--white); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-link { font-size: 12px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: #9A9A9A; text-decoration: none; transition: color 150ms; }
.nav-link:hover, .nav-link.active { color: var(--white); }
.nav-cta { font-family: var(--font-display); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; background: var(--blue); color: var(--ink); border: none; border-radius: 9999px; padding: 10px 22px; cursor: pointer; transition: transform 120ms, background 120ms; text-decoration: none; display: inline-block; }
.nav-cta:hover { background: #A6D5FF; transform: translateY(-1px); }

/* Pillar dropdown variant (canonical) */
.nav-link.has-sub { position: relative; cursor: default; padding: 24px 0; }
.nav-link.has-sub::after { content: '▾'; font-size: 9px; margin-left: 4px; opacity: 0.6; }
.nav-pillar-link { color: inherit; text-decoration: none; cursor: pointer; }
.nav-pillar-link:hover { color: var(--white); }
.nav-dropdown {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(6px);
  background: #0F1418; border: 1px solid #2A3540; border-radius: 12px;
  padding: 12px; min-width: 240px;
  opacity: 0; pointer-events: none;
  transition: opacity 150ms ease, transform 200ms ease;
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
  z-index: 110;
}
.nav-link.has-sub:hover .nav-dropdown,
.nav-dropdown:hover { opacity: 1; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.nav-dd-pillar {
  font-family: var(--font-display); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--blue); margin-bottom: 6px; padding: 4px 10px 0;
}
.nav-dd-tool {
  display: block; padding: 6px 10px; font-size: 13px; color: var(--white);
  text-decoration: none; border-radius: 6px;
  letter-spacing: 0; text-transform: none; font-weight: 400;
}
.nav-dd-tool:hover { background: rgba(255,255,255,0.04); color: var(--blue); }

/* SHELL */
.wrap { max-width: 1280px; margin: 0 auto; padding: 0 56px; }
.section { padding: 120px 0; }
.section-eyebrow {
  font-size: 11px; font-weight: 500; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--blue); margin-bottom: 24px;
  display: inline-flex; align-items: center; gap: 10px;
}
.section-eyebrow::before { content:''; display:inline-block; width:24px; height:1px; background:var(--blue); }
.divider { border: 0; height: 1px; background: var(--ink-line); }

/* TYPE */
.h-display {
  font-family: var(--font-display);
  font-size: clamp(48px, 5.5vw, 84px);
  letter-spacing: 0.04em; text-transform: uppercase;
  line-height: 1.0; color: var(--white);
}
.h1 {
  font-family: var(--font-display);
  font-size: clamp(40px, 4.5vw, 64px);
  letter-spacing: 0.04em; text-transform: uppercase;
  line-height: 1.05; color: var(--white);
}
.h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 3.5vw, 48px);
  letter-spacing: 0.04em; text-transform: uppercase;
  line-height: 1.05; color: var(--white);
}
.accent { color: var(--blue); }
.accent-pink { color: var(--pink); }
.accent-green { color: var(--green); }
.lede { font-size: 19px; line-height: 1.7; color: var(--text-mid); max-width: 580px; }
.body { font-size: 17px; line-height: 1.7; color: var(--text-mid); }
.body p + p { margin-top: 18px; }
.body strong { color: var(--white); font-weight: 500; }

/* BUTTONS */
.btn-primary { font-family: var(--font-display); font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase; background: var(--blue); color: var(--ink); border: none; border-radius: 9999px; padding: 16px 32px; cursor: pointer; text-decoration: none; display: inline-block; transition: transform 120ms, background 120ms; }
.btn-primary:hover { background: #A6D5FF; transform: translateY(-2px); }
.btn-secondary { font-family: var(--font-display); font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase; background: transparent; color: var(--white); border: 1px solid #3A3A3A; border-radius: 9999px; padding: 16px 32px; cursor: pointer; text-decoration: none; display: inline-block; transition: border-color 150ms, background 150ms; }
.btn-secondary:hover { border-color: var(--white); background: rgba(255,255,255,0.04); }
.btn-link { font-family: var(--font-display); font-size: 11px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--blue); text-decoration: none; display: inline-flex; align-items: center; gap: 8px; transition: gap 150ms; cursor: pointer; }
.btn-link:hover { gap: 12px; }

/* PAGE HEADER */
.page-hdr { padding: 88px 0 80px; border-bottom: 1px solid var(--ink-line); }
.page-hdr-inner { display: grid; grid-template-columns: 1.4fr 1fr; gap: 80px; align-items: end; }
.page-hdr-meta { display: flex; gap: 36px; margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--ink-line); }
.meta-item .label { font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 6px; }
.meta-item .val { font-size: 14px; color: var(--white); font-weight: 500; }
.page-hdr-visual { display: flex; justify-content: flex-end; align-items: end; }
.page-hdr-visual img { width: 100%; max-width: 280px; filter: drop-shadow(0 12px 32px rgba(137,200,254,0.2)); }

/* CARDS */
.card { background: var(--ink-card); border: 1px solid var(--ink-line); border-radius: 16px; padding: 32px 28px; transition: transform 200ms, border-color 200ms; }
.card:hover { transform: translateY(-3px); border-color: #2A3540; }

.tag { display: inline-flex; align-items: center; gap: 8px; font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-muted); }
.tag .dot { width: 6px; height: 6px; border-radius: 50%; }

/* PILLAR ROW (reused) */
.pillar-row { display: grid; grid-template-columns: 80px 1fr 240px; gap: 40px; align-items: center; padding: 36px 0; border-top: 1px solid var(--ink-line); }
.pillar-row:last-child { border-bottom: 1px solid var(--ink-line); }
.pillar-num { font-family: var(--font-display); font-size: 13px; letter-spacing: 0.18em; color: var(--text-muted); }
.pillar-content { display: grid; grid-template-columns: 280px 1fr; gap: 48px; align-items: baseline; }
.pillar-name { font-family: var(--font-display); font-size: clamp(22px, 2.2vw, 32px); letter-spacing: 0.04em; text-transform: uppercase; color: var(--white); }
.pillar-name .dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 14px; vertical-align: middle; }
.pillar-desc { font-size: 16px; line-height: 1.65; color: var(--text-mid); max-width: 480px; }
.pillar-img img { width: 100%; max-width: 200px; }

/* CROSSLINKS */
.crosslinks { padding: 100px 0; border-top: 1px solid var(--ink-line); }
.crosslinks-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 48px; }
.crosslink {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 32px; background: var(--ink-card); border: 1px solid var(--ink-line);
  border-radius: 16px; text-decoration: none; transition: border-color 200ms, transform 200ms;
}
.crosslink:hover { border-color: #2A3540; transform: translateX(4px); }
.crosslink-eyebrow { font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 6px; }
.crosslink-title { font-family: var(--font-display); font-size: 22px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--white); }
.crosslink-arrow { font-family: var(--font-display); font-size: 22px; color: var(--blue); }

/* CTA */
.cta { padding: 140px 0; text-align: center; border-top: 1px solid var(--ink-line); background: radial-gradient(ellipse at center top, rgba(137,200,254,0.08) 0%, transparent 60%); }
.cta-headline { font-family: var(--font-display); font-size: clamp(40px, 5vw, 72px); letter-spacing: 0.04em; text-transform: uppercase; line-height: 1.0; color: var(--white); margin-bottom: 20px; }
.cta-sub { font-size: 18px; line-height: 1.7; color: var(--text-mid); max-width: 520px; margin: 0 auto 40px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-meta { font-size: 13px; color: var(--text-muted); margin-top: 28px; }
.cta-meta a, .cta-meta .link { color: var(--text-mid); text-decoration: underline; cursor: pointer; }

/* FOOTER */
footer { padding: 80px 0 36px; border-top: 1px solid var(--ink-line); }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 64px; margin-bottom: 64px; }
.footer-brand img { height: 28px; filter: none; margin-bottom: 16px; }
.footer-brand img.footer-brand-logo { height: 36px; width: auto; filter: none; margin-bottom: 18px; }
.footer-brand p { font-size: 14px; line-height: 1.7; color: var(--text-muted); max-width: 280px; }
.footer-brand .footer-virtues-lead { font-family: var(--font-display); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--blue); margin-top: 18px; margin-bottom: 8px; }
.footer-brand .footer-virtues { font-family: var(--font-display); font-size: 13px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--white); line-height: 1.7; }
.footer-col-title { font-size: 11px; font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase; color: var(--blue); margin-bottom: 20px; }
.footer-link { display: block; font-size: 14px; color: var(--text-dim); text-decoration: none; margin-bottom: 12px; transition: color 150ms; }
.footer-link:hover { color: var(--white); }
.footer-social { display: flex; gap: 14px; margin-top: 18px; }
.footer-social a { color: var(--text-dim); display: inline-flex; transition: color 150ms ease; }
.footer-social a:hover { color: var(--white); }
.footer-bottom { padding-top: 32px; border-top: 1px solid var(--ink-line); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer-copy { font-size: 12px; color: #5A5A5A; }
.footer-mini-news {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent;
  border: 1px solid #2A2A2A; border-radius: 9999px;
  padding: 3px 4px 3px 14px;
  transition: border-color 150ms ease;
}
.footer-mini-news:focus-within { border-color: #4A4A4A; }
.footer-mini-news-label {
  font-size: 11px; color: #6A6A6A; white-space: nowrap;
  padding-right: 4px; border-right: 1px solid #2A2A2A;
}
.footer-mini-news input {
  background: transparent; border: none; outline: none;
  color: var(--white); font-family: var(--font-body); font-size: 11px;
  width: 140px; padding: 2px 0;
}
.footer-mini-news input::placeholder { color: #5A5A5A; }
.footer-mini-news button {
  width: 22px; height: 22px; border-radius: 50%;
  background: #2A2A2A; color: #B5B5B5;
  border: none; cursor: pointer; font-size: 11px; flex-shrink: 0;
  transition: background 150ms ease, color 150ms ease;
}
.footer-mini-news:hover button, .footer-mini-news:focus-within button { background: var(--blue); color: var(--ink); }

/* INLINE EMAIL CAPTURE */
.email-capture { max-width: 480px; }
.email-capture-row {
  display: flex; gap: 0;
  border: 1px solid rgba(137,200,254,0.4);
  border-radius: 9999px;
  background: #0E1114;
  padding: 6px;
  transition: border-color 200ms ease, box-shadow 200ms ease;
}
.email-capture-row:focus-within {
  border-color: rgba(137,200,254,0.5);
  box-shadow: 0 0 0 4px rgba(137,200,254,0.08);
}
.email-capture-input {
  flex: 1; min-width: 0;
  background: transparent; border: none; outline: none;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--white);
  padding: 10px 18px;
}
.email-capture-input::placeholder { color: var(--text-muted); }
.email-capture-btn {
  font-family: var(--font-display);
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  background: var(--blue); color: var(--ink);
  border: none; border-radius: 9999px;
  padding: 10px 22px;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 120ms ease, background 120ms ease;
}
.email-capture-btn:hover { background: #A6D5FF; transform: translateY(-1px); }
.email-capture-fine {
  font-size: 12px; color: var(--text-muted); margin-top: 10px; padding-left: 18px;
}
/* Lead-capture states (injected by assets/lead-capture.js) */
.lead-success {
  max-width: 480px; margin-top: 28px;
  display: flex; align-items: center; gap: 14px;
  padding: 18px 22px;
  border: 1px solid rgba(137,200,254,0.4);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(137,200,254,0.08), rgba(137,200,254,0.02));
}
.lead-success-check {
  flex: none;
  width: 30px; height: 30px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--blue); color: var(--ink);
  font-size: 15px; font-weight: 700;
}
.lead-success-text {
  font-family: var(--font-display);
  font-size: 14px; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--white); line-height: 1.4;
}
.lead-error {
  font-size: 13px; line-height: 1.5; color: var(--red);
  margin-top: 10px; padding-left: 18px;
}

/* GRIDS */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }

/* NUMBERED STEPS */
.steps { display: grid; gap: 0; }
.step { display: grid; grid-template-columns: 80px 1fr; gap: 32px; padding: 32px 0; border-top: 1px solid var(--ink-line); }
.step:last-child { border-bottom: 1px solid var(--ink-line); }
.step-num { font-family: var(--font-display); font-size: 13px; letter-spacing: 0.18em; color: var(--blue); }
.step-supra { font-family: var(--font-display); font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 10px; }
.step-title { font-family: var(--font-display); font-size: 22px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--white); margin-bottom: 12px; }
.step-body { font-size: 16px; line-height: 1.7; color: var(--text-mid); max-width: 640px; }
.step-callout { margin-top: 18px; padding: 14px 18px; border-left: 2px solid var(--green); background: rgba(91,176,64,0.06); font-size: 15px; line-height: 1.6; color: var(--text-mid); max-width: 640px; }
.step-callout a { color: var(--green); text-decoration: none; border-bottom: 1px solid rgba(91,176,64,0.4); padding-bottom: 1px; }
.step-callout a:hover { border-bottom-color: var(--green); }

/* Expandable module cards */
.modules-expandable .step-toggle {
  position: relative;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--ink-line);
  padding: 18px 56px 18px 0;
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 28px;
  cursor: pointer;
  color: inherit;
  font: inherit;
  transition: background 0.2s ease, padding 0.3s ease;
}
.modules-expandable .step-toggle:last-child { border-bottom: 1px solid var(--ink-line); }
.modules-expandable .step-toggle:hover { background: rgba(91,176,64,0.03); }
.modules-expandable .step-toggle[aria-expanded="true"] {
  padding-top: 28px;
  padding-bottom: 28px;
}
.modules-expandable .step-content { min-width: 0; }
.step-toggle-icon {
  position: absolute;
  top: 18px; right: 8px;
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--ink-line);
  border-radius: 9999px;
  font-family: var(--font-display); font-size: 18px; line-height: 1;
  color: var(--text-muted);
  transition: transform 0.3s ease, color 0.2s, border-color 0.2s, top 0.3s ease;
}
.step-toggle[aria-expanded="true"] .step-toggle-icon { top: 28px; }
.step-toggle:hover .step-toggle-icon { color: var(--green); border-color: rgba(91,176,64,0.4); }
.step-toggle[aria-expanded="true"] .step-toggle-icon { transform: rotate(45deg); color: var(--green); border-color: var(--green); }

.step-expand {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s ease, margin-top 0.3s ease, opacity 0.3s ease;
  opacity: 0;
  margin-top: 0;
}
.step-expand > * { overflow: hidden; min-height: 0; }
.step-toggle[aria-expanded="true"] .step-expand {
  grid-template-rows: 1fr;
  opacity: 1;
  margin-top: 24px;
}

.chapters-label {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding-top: 8px;
  margin-bottom: 14px;
  border-top: 1px dashed rgba(255,255,255,0.08);
}
.chapters {
  list-style: none; padding: 0; margin: 0 0 8px;
  display: flex; flex-direction: column; gap: 0;
}
.chapters li {
  display: grid;
  grid-template-columns: 36px 220px 1fr;
  gap: 18px;
  padding: 12px 0;
  border-top: 1px solid rgba(255,255,255,0.04);
  font-size: 14px;
  line-height: 1.55;
}
.chapters li:first-child { border-top: none; }
.ch-num { font-family: var(--font-display); font-size: 11px; letter-spacing: 0.18em; color: var(--green); padding-top: 2px; }
.ch-name { font-family: var(--font-display); font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--white); }
.ch-desc { color: var(--text-mid); }
@media (max-width: 720px) {
  .chapters li { grid-template-columns: 28px 1fr; }
  .ch-name { grid-column: 2; }
  .ch-desc { grid-column: 2; padding-top: 4px; }
}

/* Process CTAs */
.process-ctas {
  display: flex; flex-wrap: wrap; gap: 14px;
  justify-content: center;
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--ink-line);
}

/* TIMELINE */
.timeline { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 56px; }
.timeline-era { padding: 32px 28px; border-left: 1px solid var(--ink-line); position: relative; }
.timeline-era:first-child { border-left: none; }
.timeline-era .when { font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 16px; }
.timeline-era .name { font-family: var(--font-display); font-size: 24px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--white); margin-bottom: 12px; }
.timeline-era .desc { font-size: 15px; line-height: 1.65; color: var(--text-dim); }
.timeline-era.now { background: linear-gradient(180deg, rgba(137,200,254,0.08), transparent); border-left-color: var(--blue); }
.timeline-era.now .when { color: var(--blue); }

/* DIMENSIONS */
.dim-list { display: grid; gap: 0; }
.dim-row { display: grid; grid-template-columns: 64px 200px 1fr 100px; gap: 24px; align-items: center; padding: 24px 0; border-top: 1px solid var(--ink-line); }
.dim-row:last-child { border-bottom: 1px solid var(--ink-line); }
.dim-num { font-family: var(--font-display); font-size: 12px; letter-spacing: 0.18em; color: var(--text-muted); }
.dim-name { font-family: var(--font-display); font-size: 18px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--white); }
.dim-desc { font-size: 15px; color: var(--text-dim); }
.dim-meter { width: 100%; height: 6px; background: var(--ink-line); border-radius: 3px; overflow: hidden; }
.dim-meter-fill { height: 100%; background: var(--blue); border-radius: 3px; }

/* TOPIC CHIPS */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip { font-size: 13px; color: var(--text-mid); background: var(--ink-card); border: 1px solid var(--ink-line); border-radius: 9999px; padding: 8px 16px; }

/* TOAST */
#toast { display:none; position:fixed; bottom:36px; left:50%; transform:translateX(-50%); background:var(--blue); color:var(--ink); border-radius:9999px; padding:14px 32px; font-family:var(--font-display); font-size:12px; letter-spacing:0.12em; text-transform:uppercase; z-index:999; box-shadow: 0 12px 32px rgba(137,200,254,0.3); }

/* RESPONSIVE */
@media (max-width: 920px) {
  .nav { padding: 0 24px; } .wrap { padding: 0 24px; }
  .nav-links { display: none; }
  .page-hdr-inner, .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 32px; }
  .grid-5 { grid-template-columns: 1fr 1fr; }
  .pillar-row { grid-template-columns: 1fr; gap: 16px; }
  .pillar-content { grid-template-columns: 1fr; }
  .pillar-img { display: none; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .timeline { grid-template-columns: 1fr; }
  .timeline-era { border-left: none; border-top: 1px solid var(--ink-line); }
  .crosslinks-grid { grid-template-columns: 1fr; }
  .dim-row { grid-template-columns: 1fr; gap: 8px; }
  .step { grid-template-columns: 1fr; gap: 8px; }
}