*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
img, video, iframe, svg { max-width: 100%; height: auto; }

:root {
  /* Bright tech canvas — Arc/Raycast reference */
  --white:      #FFFFFF;
  --bone:       #FFFFFF;            /* canvas */
  --bone-2:     #F7F7F5;            /* alt sections */
  --paper:      #FAFAF9;            /* subtle alt */
  --ink:        #0A0B14;            /* primary type, near-black */
  --ink-2:      #14172A;            /* dark surfaces */
  --ink-soft:   #2A2F45;            /* secondary type */
  --slate:      #5A6175;            /* tertiary type */
  --slate-2:    #8B92A4;            /* quaternary */
  --rule:       rgba(10,11,20,0.08);
  --rule-2:     rgba(10,11,20,0.04);
  --emerald:    #00B884;            /* slightly more saturated, electric */
  --emerald-2:  #00A075;
  --emerald-3:  rgba(0,184,132,0.08);
  --emerald-glow: rgba(0,200,140,0.18);
  --gold:       #C9962F;
  --burgundy:   #B8324A;
  --violet:     #6366F1;            /* accent for mesh */
  --cyan:       #06B6D4;            /* accent for mesh */
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter Tight', sans-serif;
  font-weight: 400;
  background: var(--bone);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ═══════════════════════════════════════════
   NAVIGATION
═══════════════════════════════════════════ */
nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.72);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--rule);
  height: 160px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 4%;
}

.nav-logo {
  display: flex; align-items: center; gap: 11px;
  font-family: 'Fraunces', serif;
  font-size: 22px; font-weight: 300;
  letter-spacing: 0.01em;
  color: var(--ink);
  flex-shrink: 0;
}

.nav-logo-img {
  height: 144px;
  width: auto;
  display: block;
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  z-index: 110;
}
.hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav-hamburger[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-hamburger[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
}
.nav-hamburger[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-menu {
  display: contents;
}

.nav-center {
  display: flex; gap: 36px;
}
.nav-link {
  font-size: 13px; font-weight: 400;
  color: var(--ink-soft);
  transition: color 0.2s;
  position: relative;
}
.nav-link::after {
  content: ''; position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 1px; background: var(--ink);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s ease;
}
.nav-link:hover { color: var(--ink); }
.nav-link:hover::after { transform: scaleX(1); }

.nav-right { display: flex; align-items: center; gap: 14px; }

.nav-signin {
  font-size: 13px; font-weight: 400;
  color: var(--ink-soft);
}

.nav-cta {
  font-family: 'Inter Tight', sans-serif;
  font-size: 13px; font-weight: 500;
  color: var(--white);
  background: var(--ink);
  border: 1px solid var(--ink);
  padding: 9px 18px;
  border-radius: 6px;
  transition: background 0.2s, transform 0.15s, color 0.2s, box-shadow 0.2s;
  box-shadow: 0 1px 2px rgba(10,11,20,0.06);
}
.nav-cta:hover {
  background: var(--emerald);
  border-color: var(--emerald);
  transform: translateY(-1px);
  box-shadow:
    0 0 0 3px rgba(0,184,132,0.12),
    0 6px 16px rgba(0,184,132,0.2);
}

.nav-cta-outline {
  background: transparent;
  color: var(--ink);
  box-shadow: none;
}
.nav-cta-outline:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(10,11,20,0.12);
}

/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
#hero {
  padding: 252px 4% 100px;
  position: relative;
  overflow: hidden;
  background: var(--bone);
}

/* Soft chromatic glow mesh — the "AI is rendering this" feel */
#hero::before {
  content: '';
  position: absolute;
  top: -100px; left: -10%;
  right: -10%; bottom: -100px;
  background:
    radial-gradient(circle at 18% 28%, rgba(0,200,140,0.18) 0%, transparent 38%),
    radial-gradient(circle at 82% 18%, rgba(99,102,241,0.14) 0%, transparent 42%),
    radial-gradient(circle at 68% 78%, rgba(6,182,212,0.12) 0%, transparent 40%),
    radial-gradient(circle at 12% 75%, rgba(0,200,140,0.10) 0%, transparent 35%);
  pointer-events: none;
  z-index: 0;
  filter: blur(40px);
}

/* Faint grid overlay */
#hero::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(10,11,20,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10,11,20,0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  background-position: center;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.6) 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.6) 0%, transparent 70%);
}

.hero-decorative-rule { display: none; }

.hero-grid {
  max-width: 1280px; margin: 0 auto;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 72px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 11px; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--emerald);
  margin-bottom: 32px;
  padding: 6px 14px 6px 12px;
  background: rgba(0,200,140,0.06);
  border: 1px solid rgba(0,200,140,0.2);
  border-radius: 999px;
}
.hero-eyebrow-line {
  display: none;
}

.hero-headline {
  font-family: 'Fraunces', serif;
  font-size: clamp(44px, 5.5vw, 76px);
  font-weight: 300;
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 28px;
}
.hero-headline em {
  font-style: italic;
  font-weight: 300;
  color: var(--emerald);
}

.hero-sub {
  font-size: 17px; font-weight: 400;
  color: var(--ink-soft);
  line-height: 1.6;
  max-width: 520px;
  margin-bottom: 40px;
}

.hero-cta-row {
  display: flex; gap: 12px; flex-wrap: wrap;
  align-items: center;
}

.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 500;
  color: var(--white);
  background: var(--ink);
  padding: 15px 26px;
  border-radius: 6px;
  border: 1px solid var(--ink);
  transition: background 0.2s, transform 0.15s, box-shadow 0.25s;
  box-shadow:
    0 1px 2px rgba(10,11,20,0.08),
    0 2px 6px rgba(10,11,20,0.06),
    inset 0 1px 0 rgba(255,255,255,0.08);
  position: relative;
}
.btn-primary:hover {
  background: var(--emerald);
  border-color: var(--emerald);
  transform: translateY(-1px);
  box-shadow:
    0 0 0 4px rgba(0,184,132,0.12),
    0 8px 24px rgba(0,184,132,0.25),
    inset 0 1px 0 rgba(255,255,255,0.15);
}

.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 500;
  color: var(--ink);
  background: var(--white);
  padding: 15px 26px;
  border-radius: 6px;
  border: 1px solid var(--rule);
  transition: background 0.2s, color 0.2s, border-color 0.2s, box-shadow 0.2s, transform 0.15s;
  box-shadow:
    0 1px 2px rgba(10,11,20,0.04),
    0 1px 3px rgba(10,11,20,0.03);
}
.btn-secondary:hover {
  background: var(--white);
  border-color: var(--ink);
  transform: translateY(-1px);
  box-shadow:
    0 4px 12px rgba(10,11,20,0.08),
    0 1px 2px rgba(10,11,20,0.04);
}

.hero-meta {
  display: flex; gap: 28px; flex-wrap: wrap;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
}
.hero-meta-item {
  font-size: 12px;
  color: var(--slate);
  letter-spacing: 0.01em;
}
.hero-meta-item strong {
  display: block;
  font-family: 'Fraunces', serif;
  font-size: 28px; font-weight: 300;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin-bottom: 2px;
}

/* Hero visual: terminal mockup */
.hero-visual {
  position: relative;
  perspective: 1400px;
}

.terminal {
  background: var(--ink);
  border-radius: 14px;
  padding: 0;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.04),
    0 1px 2px rgba(10,11,20,0.1),
    0 8px 24px rgba(10,11,20,0.12),
    0 30px 60px -20px rgba(10,11,20,0.35),
    0 60px 120px -40px rgba(0,184,132,0.18);
  overflow: hidden;
  transform: rotateY(-3deg) rotateX(2deg);
  transform-style: preserve-3d;
  position: relative;
}

.terminal::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.03) 0%, transparent 30%);
  pointer-events: none;
  z-index: 1;
}

.terminal-bar {
  background: var(--ink-2);
  padding: 12px 16px;
  display: flex; align-items: center; gap: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.term-dot {
  width: 11px; height: 11px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
}
.term-title {
  margin-left: 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.04em;
}

.terminal-body {
  padding: 26px 28px 30px;
  background:
    radial-gradient(ellipse at 100% 0%, rgba(0,200,140,0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 0% 100%, rgba(99,102,241,0.10) 0%, transparent 55%),
    linear-gradient(180deg, #0A0B14 0%, #14172A 100%);
}

.term-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
}
.term-row:last-child { border-bottom: none; }
.term-label {
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.03em;
}
.term-val {
  color: #FFFFFF;
  font-weight: 500;
}
.term-val.up::before {
  content: '↑ '; color: #4ADE80;
}
.term-val.down::before {
  content: '↓ '; color: #F87171;
}

.term-hero {
  text-align: center;
  padding: 8px 0 22px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 18px;
}
.term-hero-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.term-hero-num {
  font-family: 'Fraunces', serif;
  font-size: 44px;
  font-weight: 300;
  color: #FFFFFF;
  letter-spacing: -0.02em;
  line-height: 1;
}
.term-hero-num em {
  font-style: italic;
  color: #4ADE80;
}
.term-hero-delta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: #4ADE80;
  margin-top: 6px;
}

.term-spark {
  height: 60px; margin: 18px 0;
  position: relative;
}

/* ═══════════════════════════════════════════
   LOGO STRIP — Compatible PMS systems
═══════════════════════════════════════════ */
#integrations {
  padding: 56px 4%;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--bone-2);
}
.integ-inner {
  max-width: 1280px; margin: 0 auto;
  display: flex; align-items: center; gap: 48px;
}
.integ-label {
  font-size: 11px; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--slate);
  flex-shrink: 0;
  max-width: 180px;
  line-height: 1.5;
}
.integ-divider {
  width: 1px; height: 36px;
  background: var(--rule);
  flex-shrink: 0;
}
.integ-logos {
  flex: 1;
  display: flex; align-items: center;
  justify-content: space-around;
  gap: 32px; flex-wrap: wrap;
}
.integ-logo {
  font-family: 'Fraunces', serif;
  font-size: 22px; font-weight: 400;
  color: var(--ink);
  opacity: 0.45;
  letter-spacing: -0.01em;
  transition: opacity 0.2s, transform 0.2s;
}
.integ-logo:hover { opacity: 1; transform: translateY(-1px); }
.integ-logo em { font-style: italic; }

/* ═══════════════════════════════════════════
   SECTION GENERICS
═══════════════════════════════════════════ */
section { padding: 120px 4%; position: relative; }
.section-inner { max-width: 1280px; margin: 0 auto; }

.section-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 11px; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--emerald);
  margin-bottom: 24px;
}
.section-eyebrow-num {
  font-family: 'JetBrains Mono', monospace;
  color: var(--slate);
  font-weight: 400;
}
.section-eyebrow-line {
  width: 28px; height: 1px;
  background: linear-gradient(90deg, var(--emerald), transparent);
}

.section-h {
  font-family: 'Fraunces', serif;
  font-size: clamp(34px, 4.2vw, 56px);
  font-weight: 300;
  line-height: 1.06;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 22px;
  max-width: 820px;
}
.section-h em { font-style: italic; color: var(--emerald); }

.section-lead {
  font-size: 18px; font-weight: 400;
  color: var(--ink-soft);
  line-height: 1.6;
  max-width: 620px;
  margin-bottom: 64px;
}

/* ═══════════════════════════════════════════
   SECTION: PROBLEM
═══════════════════════════════════════════ */
#problem {
  background: var(--white);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 12px;
}
.problem-card {
  padding: 40px 32px 44px;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: var(--white);
  position: relative;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.2s;
  overflow: hidden;
}
.problem-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--emerald), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.problem-card:hover {
  border-color: rgba(10,11,20,0.15);
  box-shadow:
    0 1px 2px rgba(10,11,20,0.04),
    0 8px 24px rgba(10,11,20,0.06);
  transform: translateY(-2px);
}
.problem-card:hover::before { opacity: 1; }

.problem-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--slate);
  letter-spacing: 0.18em;
  margin-bottom: 24px;
  display: flex; align-items: center; gap: 10px;
}
.problem-num::after {
  content: ''; flex: 1; height: 1px;
  background: var(--rule);
}

.problem-h {
  font-family: 'Fraunces', serif;
  font-size: 26px; font-weight: 300;
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-bottom: 18px;
}

.problem-text {
  font-size: 15px; font-weight: 400;
  color: var(--ink-soft);
  line-height: 1.7;
}

.problem-quote {
  margin-top: 56px;
  padding: 56px 64px;
  background: var(--ink);
  color: var(--white);
  border-radius: 16px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
  overflow: hidden;
  box-shadow:
    0 1px 2px rgba(10,11,20,0.06),
    0 24px 48px -24px rgba(10,11,20,0.2),
    0 0 0 1px rgba(255,255,255,0.04);
}
.problem-quote::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 30%, rgba(0,200,140,0.15), transparent 50%),
    radial-gradient(ellipse at 20% 70%, rgba(99,102,241,0.08), transparent 50%);
  pointer-events: none;
}
.problem-quote > * { position: relative; z-index: 1; }
.problem-quote-mark {
  font-family: 'Fraunces', serif;
  font-size: 100px;
  font-weight: 300;
  font-style: italic;
  color: var(--emerald);
  line-height: 0.7;
  margin-top: 12px;
}
.problem-quote-text {
  font-family: 'Fraunces', serif;
  font-size: 24px; font-weight: 300;
  font-style: italic;
  line-height: 1.4;
  letter-spacing: -0.01em;
}
.problem-quote-attr {
  margin-top: 16px;
  font-family: 'Inter Tight', sans-serif;
  font-style: normal;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(245,241,232,0.6);
}

/* ═══════════════════════════════════════════
   SECTION: PRODUCT / FOUR ROLES
═══════════════════════════════════════════ */
#product {
  background: var(--bone-2);
  border-top: 1px solid var(--rule);
  position: relative;
  overflow: hidden;
}

#product::before {
  content: '';
  position: absolute;
  top: 20%; right: -10%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(99,102,241,0.08), transparent 60%);
  filter: blur(40px);
  pointer-events: none;
}

.role-tabs {
  display: flex;
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: 12px 12px 0 0;
  overflow: hidden;
  position: relative;
  z-index: 2;
}
.role-tab {
  flex: 1;
  padding: 22px 24px;
  background: transparent;
  border: none;
  border-right: 1px solid var(--rule);
  text-align: left;
  cursor: pointer;
  transition: background 0.25s, color 0.25s;
  position: relative;
}
.role-tab:last-child { border-right: none; }
.role-tab:hover { background: var(--bone-2); }
.role-tab.active {
  background: var(--ink);
  color: var(--white);
}
.role-tab.active::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--emerald);
}

.role-tab-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--slate);
  letter-spacing: 0.18em;
  margin-bottom: 8px;
}
.role-tab.active .role-tab-num { color: var(--emerald); }

.role-tab-name {
  font-family: 'Fraunces', serif;
  font-size: 18px;
  font-weight: 300;
  font-style: italic;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.role-tab.active .role-tab-name { color: var(--white); }

.role-tab-role {
  font-size: 12px;
  color: var(--ink-soft);
  margin-top: 4px;
}
.role-tab.active .role-tab-role { color: rgba(255,255,255,0.7); }

.role-panel {
  display: none;
  border: 1px solid var(--rule);
  border-top: none;
  background: var(--white);
  border-radius: 0 0 12px 12px;
  overflow: hidden;
  position: relative;
  z-index: 2;
  box-shadow:
    0 1px 2px rgba(10,11,20,0.04),
    0 24px 48px -24px rgba(10,11,20,0.10);
}
.role-panel.active { display: grid; }
.role-panel {
  grid-template-columns: 1fr 1.3fr;
  min-height: 480px;
}

.role-content {
  padding: 56px 56px 56px;
  display: flex; flex-direction: column; justify-content: space-between;
  border-right: 1px solid var(--rule);
}

.role-content-top {
  flex: 1;
}

.role-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--emerald);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.role-title {
  font-family: 'Fraunces', serif;
  font-size: 42px;
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 18px;
}
.role-title em { font-style: italic; color: var(--emerald); }

.role-desc {
  font-size: 16px;
  color: var(--ink-soft);
  line-height: 1.65;
  margin-bottom: 24px;
}

.role-bullets {
  list-style: none;
  display: flex; flex-direction: column; gap: 12px;
}
.role-bullets li {
  display: flex; gap: 12px;
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.55;
  padding-left: 0;
}
.role-bullets li::before {
  content: '';
  display: block;
  width: 6px; height: 6px;
  background: var(--emerald);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 8px;
}

.role-visual {
  background: var(--ink);
  background-image:
    radial-gradient(ellipse at top right, rgba(0,200,140,0.22), transparent 50%),
    radial-gradient(ellipse at bottom left, rgba(99,102,241,0.15), transparent 55%),
    radial-gradient(ellipse at 60% 40%, rgba(6,182,212,0.08), transparent 60%);
  display: flex; align-items: center; justify-content: center;
  padding: 48px;
  position: relative;
  overflow: hidden;
}
.role-visual::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.8) 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.8) 0%, transparent 70%);
}

.role-mockup {
  background: rgba(20,23,42,0.65);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 24px;
  width: 100%; max-width: 460px;
  position: relative;
  z-index: 1;
  box-shadow:
    0 0 0 1px rgba(0,200,140,0.08),
    0 18px 40px -12px rgba(0,0,0,0.5),
    0 8px 16px -8px rgba(0,200,140,0.15);
}

.role-mockup-h {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 16px;
  font-family: 'JetBrains Mono', monospace;
}

.mock-bar {
  height: 28px;
  background: rgba(255,255,255,0.05);
  border-radius: 2px;
  margin-bottom: 8px;
  position: relative;
  overflow: hidden;
}
.mock-bar-fill {
  position: absolute;
  top: 0; bottom: 0; left: 0;
  background: var(--emerald);
  border-radius: 2px;
}
.mock-row {
  display: flex; justify-content: space-between;
  padding: 9px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: rgba(255,255,255,0.65);
}
.mock-row:last-child { border-bottom: none; }
.mock-row strong { color: #fff; font-weight: 500; }
.mock-row .up { color: #4ADE80; }
.mock-row .down { color: #F87171; }

.mock-headline {
  font-family: 'Fraunces', serif;
  font-size: 32px;
  font-weight: 300;
  color: #fff;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}
.mock-headline em { color: #4ADE80; font-style: italic; }
.mock-sub {
  font-size: 11px;
  color: rgba(255,255,255,0.45);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}

.mock-list {
  list-style: none;
  display: flex; flex-direction: column; gap: 6px;
  font-size: 12px;
}
.mock-list li {
  display: flex; align-items: flex-start; gap: 8px;
  color: rgba(255,255,255,0.7);
  line-height: 1.4;
  padding: 7px 0;
  border-bottom: 1px dashed rgba(255,255,255,0.05);
}
.mock-list li:last-child { border-bottom: none; }
.mock-tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  background: rgba(74,222,128,0.15);
  color: #4ADE80;
  padding: 2px 6px;
  border-radius: 2px;
  letter-spacing: 0.06em;
  flex-shrink: 0;
}

/* ═══════════════════════════════════════════
   SECTION: YIELD vs M&A TRACK
═══════════════════════════════════════════ */
#tracks {
  background: var(--white);
  border-top: 1px solid var(--rule);
  position: relative;
  overflow: hidden;
}

#tracks::before {
  content: '';
  position: absolute;
  top: -200px; left: 40%;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(0,200,140,0.06), transparent 60%);
  filter: blur(50px);
  pointer-events: none;
}

.tracks-grid {
  margin-top: 12px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  position: relative;
  z-index: 1;
}

.track-card {
  border: 1px solid var(--rule);
  border-radius: 14px;
  background: var(--white);
  padding: 48px 44px;
  position: relative;
  display: flex; flex-direction: column;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
  box-shadow:
    0 1px 2px rgba(10,11,20,0.04),
    0 1px 3px rgba(10,11,20,0.02);
}
.track-card:hover {
  transform: translateY(-3px);
  border-color: rgba(10,11,20,0.12);
  box-shadow:
    0 1px 2px rgba(10,11,20,0.06),
    0 16px 40px -16px rgba(10,11,20,0.12);
}

.track-card.dark {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
  overflow: hidden;
}
.track-card.dark::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at top right, rgba(0,200,140,0.18), transparent 50%),
    radial-gradient(ellipse at bottom left, rgba(99,102,241,0.08), transparent 50%);
  pointer-events: none;
}
.track-card.dark > * { position: relative; z-index: 1; }
.track-card.dark:hover {
  box-shadow:
    0 1px 2px rgba(10,11,20,0.06),
    0 24px 48px -16px rgba(10,11,20,0.25),
    0 0 0 1px rgba(0,200,140,0.12);
}

.track-tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--emerald);
  background: var(--emerald-3);
  padding: 5px 10px;
  border-radius: 2px;
  margin-bottom: 22px;
  width: fit-content;
}
.track-card.dark .track-tag {
  color: #4ADE80;
  background: rgba(74,222,128,0.12);
}

.track-name {
  font-family: 'Fraunces', serif;
  font-size: 36px;
  font-weight: 300;
  letter-spacing: -0.025em;
  line-height: 1.05;
  margin-bottom: 8px;
  color: var(--ink);
}
.track-card.dark .track-name { color: var(--bone); }
.track-name em { font-style: italic; color: var(--emerald); }
.track-card.dark .track-name em { color: #4ADE80; }

.track-sub {
  font-family: 'Fraunces', serif;
  font-size: 17px;
  font-style: italic;
  color: var(--ink-soft);
  margin-bottom: 24px;
  line-height: 1.4;
}
.track-card.dark .track-sub { color: rgba(245,241,232,0.65); }

.track-desc {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.65;
  margin-bottom: 28px;
}
.track-card.dark .track-desc { color: rgba(245,241,232,0.7); }

.track-bullets {
  list-style: none;
  display: flex; flex-direction: column; gap: 12px;
  margin-bottom: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
}
.track-card.dark .track-bullets { border-top-color: rgba(245,241,232,0.12); }

.track-bullets li {
  display: flex; gap: 12px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-soft);
}
.track-card.dark .track-bullets li { color: rgba(245,241,232,0.75); }

.track-bullets li::before {
  content: '';
  display: block;
  width: 14px; height: 14px;
  flex-shrink: 0;
  margin-top: 2px;
  border-radius: 50%;
  background: var(--emerald);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10'%3E%3Cpath d='M2 5l2 2 4-4' stroke='%23fff' stroke-width='1.6' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: 10px 10px;
  background-position: center;
  background-repeat: no-repeat;
}

.track-payback {
  margin-top: auto;
  padding: 16px 20px;
  background: var(--bone);
  border: 1px solid var(--rule);
  border-radius: 3px;
  display: flex; align-items: center; gap: 12px;
}
.track-card.dark .track-payback {
  background: rgba(245,241,232,0.05);
  border-color: rgba(245,241,232,0.1);
}

.track-payback-num {
  font-family: 'Fraunces', serif;
  font-size: 26px;
  font-weight: 300;
  font-style: italic;
  letter-spacing: -0.02em;
  color: var(--emerald);
  line-height: 1;
}
.track-card.dark .track-payback-num { color: #4ADE80; }

.track-payback-text {
  font-size: 12px;
  color: var(--ink-soft);
  line-height: 1.4;
}
.track-card.dark .track-payback-text { color: rgba(245,241,232,0.7); }

.tracks-both {
  margin-top: 32px;
  text-align: center;
  font-family: 'Fraunces', serif;
  font-size: 22px;
  font-style: italic;
  font-weight: 300;
  color: var(--ink-soft);
  letter-spacing: -0.015em;
  padding: 24px;
  border-top: 1px solid var(--rule);
}
.tracks-both strong {
  font-style: normal;
  font-weight: 500;
  color: var(--emerald);
  font-family: 'Inter Tight', sans-serif;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 8px;
}

/* ═══════════════════════════════════════════
   SECTION: PROOF / METHODOLOGY
═══════════════════════════════════════════ */
#proof {
  background: var(--ink);
  color: var(--white);
  padding: 130px 4%;
  position: relative;
  overflow: hidden;
}

#proof::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    radial-gradient(ellipse at 15% 25%, rgba(0,200,140,0.22), transparent 50%),
    radial-gradient(ellipse at 85% 75%, rgba(99,102,241,0.14), transparent 50%),
    radial-gradient(ellipse at 50% 90%, rgba(6,182,212,0.08), transparent 50%);
  pointer-events: none;
}

#proof .section-eyebrow { color: #4ADE80; }
#proof .section-eyebrow-line { background: #4ADE80; }
#proof .section-eyebrow-num { color: rgba(245,241,232,0.5); }
#proof .section-h { color: var(--bone); }
#proof .section-h em { color: #4ADE80; }
#proof .section-lead { color: rgba(245,241,232,0.65); }

.proof-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  position: relative;
}

.proof-narrative {
  font-size: 16px;
  line-height: 1.75;
  color: rgba(245,241,232,0.7);
}
.proof-narrative p { margin-bottom: 18px; }
.proof-narrative p:last-child { margin-bottom: 0; }
.proof-narrative strong {
  color: var(--bone);
  font-weight: 500;
}

.proof-attribution {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid rgba(245,241,232,0.12);
  display: flex; align-items: center; gap: 14px;
}
.proof-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #B8923A 0%, #6E1F2C 100%);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Fraunces', serif;
  font-style: italic;
  color: #fff;
  font-size: 18px;
}
.proof-attr-text {
  font-size: 13px;
  color: rgba(245,241,232,0.7);
  line-height: 1.4;
}
.proof-attr-text strong {
  display: block;
  color: var(--bone);
  font-weight: 500;
  margin-bottom: 2px;
}

.proof-table-wrap {
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 12px;
  padding: 32px;
  box-shadow:
    0 0 0 1px rgba(0,200,140,0.06),
    0 24px 48px -24px rgba(0,0,0,0.4);
}

.proof-table-h {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(245,241,232,0.5);
  margin-bottom: 20px;
  display: flex; justify-content: space-between; align-items: center;
}
.proof-table-h-tag {
  background: rgba(74,222,128,0.12);
  color: #4ADE80;
  padding: 3px 10px;
  border-radius: 2px;
  letter-spacing: 0.1em;
  font-size: 9px;
}

.proof-table {
  width: 100%; border-collapse: collapse;
}
.proof-table thead th {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245,241,232,0.45);
  text-align: left;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(245,241,232,0.1);
}
.proof-table thead th:not(:first-child) { text-align: right; }

.proof-table tbody td {
  padding: 18px 0;
  border-bottom: 1px solid rgba(245,241,232,0.06);
  font-size: 14px;
  color: rgba(245,241,232,0.7);
}
.proof-table tbody td:not(:first-child) { text-align: right; }
.proof-table tbody td.metric { color: var(--bone); }
.proof-table tbody td.val {
  font-family: 'Fraunces', serif;
  font-size: 22px;
  font-weight: 300;
  color: #4ADE80;
  letter-spacing: -0.02em;
}
.proof-table tbody td.delta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: rgba(245,241,232,0.55);
  letter-spacing: 0.05em;
}
.proof-table tbody tr:last-child td { border-bottom: none; }

.proof-bignums {
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid rgba(245,241,232,0.1);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.proof-bignum-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: rgba(245,241,232,0.5);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.proof-bignum-val {
  font-family: 'Fraunces', serif;
  font-size: 44px;
  font-weight: 300;
  color: var(--white);
  letter-spacing: -0.02em;
  line-height: 1;
}
.proof-bignum-val em { font-style: italic; color: #00E5A0; }

/* ═══════════════════════════════════════════
   SECTION: ROI CALCULATOR
═══════════════════════════════════════════ */
#calculator {
  background: var(--bone-2);
  padding: 130px 4%;
  position: relative;
  overflow: hidden;
}

#calculator::before {
  content: '';
  position: absolute;
  bottom: -200px; left: -100px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,200,140,0.08), transparent 60%);
  filter: blur(50px);
  pointer-events: none;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  z-index: 1;
  box-shadow:
    0 1px 2px rgba(10,11,20,0.04),
    0 24px 48px -24px rgba(10,11,20,0.12);
}

.calc-inputs {
  padding: 56px;
  border-right: 1px solid var(--rule);
  background: var(--white);
}

.calc-inputs-h {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--slate);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 32px;
  display: flex; align-items: center; gap: 12px;
}
.calc-inputs-h::after {
  content: ''; flex: 1; height: 1px; background: var(--rule);
}

.calc-input-group {
  margin-bottom: 32px;
}
.calc-input-group:last-child { margin-bottom: 0; }

.calc-input-label {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 14px;
}
.calc-input-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
}
.calc-input-val {
  font-family: 'Fraunces', serif;
  font-size: 24px;
  font-weight: 300;
  color: var(--ink);
  letter-spacing: -0.02em;
}
.calc-input-val em { font-style: italic; color: var(--emerald); }

.calc-input-hint {
  font-size: 12px;
  color: var(--slate);
  margin-bottom: 16px;
}

input[type="range"].calc-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  background: var(--rule);
  border-radius: 999px;
  outline: none;
}
input[type="range"].calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px; height: 24px;
  background: var(--ink);
  border: 3px solid var(--white);
  border-radius: 50%;
  cursor: pointer;
  box-shadow:
    0 0 0 1px var(--ink),
    0 4px 12px rgba(10,11,20,0.2);
  transition: transform 0.15s, background 0.15s, box-shadow 0.2s;
}
input[type="range"].calc-slider::-webkit-slider-thumb:hover {
  background: var(--emerald);
  box-shadow:
    0 0 0 1px var(--emerald),
    0 0 0 4px rgba(0,184,132,0.15),
    0 6px 16px rgba(0,184,132,0.3);
  transform: scale(1.1);
}
input[type="range"].calc-slider::-moz-range-thumb {
  width: 24px; height: 24px;
  background: var(--ink);
  border: 3px solid var(--white);
  border-radius: 50%;
  cursor: pointer;
}

.calc-outputs {
  padding: 56px;
  background: var(--ink);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.calc-outputs::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 85% 10%, rgba(0,200,140,0.22), transparent 50%),
    radial-gradient(circle at 15% 90%, rgba(99,102,241,0.12), transparent 50%);
  pointer-events: none;
}

.calc-outputs-h {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: rgba(245,241,232,0.5);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 32px;
  position: relative;
}

.calc-output-row {
  position: relative;
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(245,241,232,0.1);
}
.calc-output-row:last-child {
  border-bottom: none; padding-bottom: 0; margin-bottom: 0;
}

.calc-output-label {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(245,241,232,0.55);
  margin-bottom: 8px;
}

.calc-output-val {
  font-family: 'Fraunces', serif;
  font-size: 48px;
  font-weight: 300;
  letter-spacing: -0.025em;
  line-height: 1;
  color: var(--bone);
}
.calc-output-val em {
  font-style: italic;
  color: #4ADE80;
}
.calc-output-val.hero {
  font-size: 64px;
  margin: 4px 0 6px;
}

.calc-output-sub {
  font-size: 12px;
  color: rgba(245,241,232,0.55);
  margin-top: 6px;
  line-height: 1.5;
}

.calc-cta {
  margin-top: 36px;
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 500;
  color: var(--ink);
  background: #00E5A0;
  padding: 14px 24px;
  border-radius: 6px;
  border: 1px solid #00E5A0;
  position: relative;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow:
    0 1px 2px rgba(0,229,160,0.2),
    0 8px 24px rgba(0,229,160,0.15);
}
.calc-cta:hover {
  background: var(--white);
  transform: translateY(-1px);
  box-shadow:
    0 0 0 4px rgba(0,229,160,0.18),
    0 12px 32px rgba(0,229,160,0.25);
}

.calc-cta-demo {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 500;
  color: var(--bone);
  background: transparent;
  padding: 14px 24px;
  border-radius: 3px;
  border: 1px solid rgba(245,241,232,0.25);
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
}
.calc-cta-demo:hover {
  border-color: var(--bone);
  background: rgba(245,241,232,0.08);
  transform: translateY(-1px);
}

/* ═══════════════════════════════════════════
   SECTION: M&A READINESS
═══════════════════════════════════════════ */
#exit {
  background: var(--white);
  position: relative;
  overflow: hidden;
}

#exit::before {
  content: '';
  position: absolute;
  top: 30%; right: -5%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(99,102,241,0.06), transparent 60%);
  filter: blur(50px);
  pointer-events: none;
}

.exit-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.exit-stat-card {
  background: var(--white);
  border: 1px solid var(--rule);
  padding: 32px;
  border-radius: 12px;
  margin-bottom: 24px;
  box-shadow:
    0 1px 2px rgba(10,11,20,0.04),
    0 1px 3px rgba(10,11,20,0.02);
}
.exit-stat-card.featured {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
  position: relative;
  overflow: hidden;
  box-shadow:
    0 1px 2px rgba(10,11,20,0.06),
    0 24px 48px -24px rgba(0,184,132,0.25),
    0 0 0 1px rgba(0,200,140,0.08);
}
.exit-stat-card.featured::after {
  content: '';
  position: absolute; top: 0; right: 0;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(0,200,140,0.35), transparent 70%);
}

.exit-stat-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 14px;
}

.exit-stat-cell {
  background: var(--bone-2);
  padding: 18px 20px;
  border: 1px solid var(--rule);
  border-radius: 8px;
}
.exit-stat-card.featured .exit-stat-cell {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.1);
}

.exit-stat-cell-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 6px;
}
.exit-stat-card.featured .exit-stat-cell-label { color: rgba(245,241,232,0.55); }

.exit-stat-cell-val {
  font-family: 'Fraunces', serif;
  font-size: 26px;
  font-weight: 300;
  color: var(--ink);
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.exit-stat-cell-val.lit { color: #4ADE80; }
.exit-stat-card.featured .exit-stat-cell-val { color: var(--bone); }

.exit-stat-tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 18px;
  color: var(--slate);
}
.exit-stat-card.featured .exit-stat-tag { color: #4ADE80; }

.exit-text h3 {
  font-family: 'Fraunces', serif;
  font-size: 38px;
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.025em;
  margin-bottom: 24px;
  color: var(--ink);
}
.exit-text h3 em { font-style: italic; color: var(--emerald); }

.exit-text p {
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 1.7;
  margin-bottom: 18px;
}

.exit-callout {
  margin-top: 28px;
  padding: 24px 28px;
  background: var(--emerald-3);
  border-left: 3px solid var(--emerald);
  border-radius: 0 3px 3px 0;
}
.exit-callout-h {
  font-family: 'Fraunces', serif;
  font-size: 17px;
  font-weight: 400;
  font-style: italic;
  color: var(--emerald);
  margin-bottom: 6px;
}
.exit-callout-text {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.55;
}

/* ═══════════════════════════════════════════
   SECTION: ARCHITECTURE / WHAT WE REPLACE
═══════════════════════════════════════════ */
#architecture {
  background: var(--bone-2);
  border-top: 1px solid var(--rule);
}

.arch-stack {
  margin-top: 12px;
  border: 1px solid var(--rule);
  border-radius: 14px;
  overflow: hidden;
  background: var(--white);
  box-shadow:
    0 1px 2px rgba(10,11,20,0.04),
    0 12px 32px -16px rgba(10,11,20,0.08);
}

.arch-layer {
  padding: 32px 40px;
  border-bottom: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 32px;
  align-items: center;
}
.arch-layer:last-child { border-bottom: none; }

.arch-layer.foundation {
  background: var(--paper);
}

.arch-layer.alpha {
  background: var(--ink);
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.arch-layer.alpha::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 50%, rgba(0,200,140,0.18), transparent 50%),
    radial-gradient(ellipse at 20% 50%, rgba(99,102,241,0.10), transparent 60%);
  pointer-events: none;
}
.arch-layer.alpha > * { position: relative; z-index: 1; }
.arch-layer.alpha::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--emerald);
  z-index: 2;
}

.arch-layer-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
}
.arch-layer.alpha .arch-layer-label {
  color: #4ADE80;
}

.arch-layer-name {
  font-family: 'Fraunces', serif;
  font-size: 22px;
  font-weight: 300;
  font-style: italic;
  color: var(--ink);
  margin-top: 4px;
  letter-spacing: -0.01em;
}
.arch-layer.alpha .arch-layer-name {
  color: var(--bone);
}

.arch-layer-tools {
  display: flex; flex-wrap: wrap; gap: 10px;
}

.arch-tool {
  padding: 9px 16px;
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  display: inline-flex; align-items: center; gap: 8px;
}
.arch-tool::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--emerald);
}
.arch-layer.foundation .arch-tool::before { background: var(--gold); }
.arch-layer.alpha .arch-tool {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.12);
  color: var(--white);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.arch-tool-strike {
  position: relative;
  background: rgba(110,31,44,0.08);
  border-color: rgba(110,31,44,0.2);
  color: var(--burgundy);
  text-decoration: line-through;
  text-decoration-color: var(--burgundy);
  opacity: 0.7;
}
.arch-tool-strike::before { background: var(--burgundy) !important; }

.arch-replace-section {
  margin-top: 56px;
}

.arch-replace-h {
  font-family: 'Fraunces', serif;
  font-size: 28px;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 8px;
}
.arch-replace-h em { font-style: italic; color: var(--emerald); }

.arch-replace-sub {
  font-size: 15px;
  color: var(--ink-soft);
  margin-bottom: 36px;
}

.arch-replace-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.arch-replace-card {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 28px 24px;
  position: relative;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
  box-shadow:
    0 1px 2px rgba(10,11,20,0.03);
}
.arch-replace-card:hover {
  border-color: rgba(10,11,20,0.15);
  box-shadow:
    0 1px 2px rgba(10,11,20,0.04),
    0 8px 24px rgba(10,11,20,0.06);
  transform: translateY(-2px);
}

.arch-replace-card-old {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--burgundy);
  letter-spacing: 0.04em;
  margin-bottom: 14px;
  display: flex; align-items: center; gap: 8px;
}
.arch-replace-card-old::before {
  content: '✕';
  font-size: 11px;
  font-weight: 700;
}

.arch-replace-card-name {
  font-family: 'Fraunces', serif;
  font-size: 17px;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.arch-replace-card-text {
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.55;
}

/* ═══════════════════════════════════════════
   SECTION: PRICING
═══════════════════════════════════════════ */
#pricing {
  background: var(--white);
  padding: 130px 4%;
  position: relative;
  overflow: hidden;
}

#pricing::before {
  content: '';
  position: absolute;
  top: 10%; left: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(0,200,140,0.06), transparent 60%);
  filter: blur(50px);
  pointer-events: none;
}

.pricing-card {
  margin-top: 8px;
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: 16px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  max-width: 1080px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 1;
  box-shadow:
    0 1px 2px rgba(10,11,20,0.04),
    0 24px 48px -24px rgba(10,11,20,0.12);
}

.pricing-left {
  padding: 56px;
  border-right: 1px solid var(--rule);
  position: relative;
  background: var(--white);
}

.pricing-right {
  padding: 56px;
  background: var(--bone-2);
}

.pricing-tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--emerald);
  background: var(--emerald-3);
  padding: 5px 10px;
  border-radius: 2px;
  margin-bottom: 28px;
}

.pricing-name {
  font-family: 'Fraunces', serif;
  font-size: 32px;
  font-weight: 300;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}
.pricing-name em { font-style: italic; }

.pricing-price-row {
  display: flex; align-items: baseline; gap: 6px;
  margin-bottom: 8px;
}
.pricing-price-num {
  font-family: 'Fraunces', serif;
  font-size: 80px;
  font-weight: 300;
  color: var(--ink);
  letter-spacing: -0.04em;
  line-height: 1;
}
.pricing-price-cur {
  font-family: 'Fraunces', serif;
  font-size: 36px;
  font-weight: 300;
  color: var(--ink);
  margin-right: 2px;
}
.pricing-price-per {
  font-size: 14px;
  color: var(--ink-soft);
}

.pricing-plus {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 32px;
}
.pricing-plus strong {
  color: var(--ink);
  font-weight: 500;
}

.pricing-cta {
  width: 100%;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 16px;
  background: var(--ink);
  color: var(--white);
  border: 1px solid var(--ink);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow:
    0 1px 2px rgba(10,11,20,0.08),
    0 2px 6px rgba(10,11,20,0.06);
}
.pricing-cta:hover {
  background: var(--emerald);
  border-color: var(--emerald);
  transform: translateY(-1px);
  box-shadow:
    0 0 0 4px rgba(0,184,132,0.15),
    0 12px 24px rgba(0,184,132,0.2);
}

.pricing-demo-link {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin-top: 10px;
  padding: 14px 16px;
  font-size: 13px;
  color: var(--ink-soft);
  border: 1px solid var(--rule);
  border-radius: 8px;
  background: var(--white);
  transition: border-color 0.2s, color 0.2s, background 0.2s, box-shadow 0.2s;
}
.pricing-demo-link:hover {
  color: var(--ink);
  border-color: var(--ink);
  background: var(--white);
  box-shadow:
    0 4px 12px rgba(10,11,20,0.06);
}

.pricing-promise {
  margin-top: 24px;
  display: flex; gap: 24px;
  font-size: 12px;
  color: var(--slate);
}
.pricing-promise-item {
  display: flex; align-items: center; gap: 6px;
}
.pricing-promise-item::before {
  content: '✓';
  color: var(--emerald);
  font-weight: 700;
}

.pricing-includes-h {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 24px;
}

.pricing-list {
  list-style: none;
  display: flex; flex-direction: column;
}

.pricing-list li {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.5;
}
.pricing-list li:last-child { border-bottom: none; }

.pricing-list-check {
  flex-shrink: 0;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--emerald);
  color: var(--bone);
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; font-weight: 700;
  margin-top: 2px;
}

.pricing-list strong {
  color: var(--ink);
  font-weight: 500;
}

.pricing-bonus {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.pricing-bonus-card {
  padding: 28px 24px;
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: 12px;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
  box-shadow: 0 1px 2px rgba(10,11,20,0.03);
}
.pricing-bonus-card:hover {
  border-color: rgba(10,11,20,0.15);
  box-shadow: 0 8px 24px rgba(10,11,20,0.06);
  transform: translateY(-2px);
}
.pricing-bonus-num {
  font-family: 'Fraunces', serif;
  font-size: 32px;
  font-weight: 300;
  color: var(--emerald);
  font-style: italic;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 10px;
}
.pricing-bonus-h {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 6px;
}
.pricing-bonus-text {
  font-size: 12px;
  color: var(--ink-soft);
  line-height: 1.5;
}

/* ═══════════════════════════════════════════
   SECTION: FAQ
═══════════════════════════════════════════ */
#faq {
  background: var(--bone-2);
}

.faq-list {
  margin-top: 12px;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--rule);
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--rule);
  box-shadow:
    0 1px 2px rgba(10,11,20,0.03),
    0 12px 32px -16px rgba(10,11,20,0.08);
}

.faq-item {
  border-bottom: 1px solid var(--rule);
  padding: 0 28px;
}
.faq-item:last-child { border-bottom: none; }

.faq-q {
  width: 100%;
  background: transparent;
  border: none;
  text-align: left;
  padding: 28px 0;
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 24px;
  cursor: pointer;
  font-family: 'Fraunces', serif;
  font-size: 22px;
  font-weight: 300;
  letter-spacing: -0.015em;
  color: var(--ink);
  line-height: 1.3;
  transition: color 0.2s;
}
.faq-q:hover { color: var(--emerald); }

.faq-q-toggle {
  flex-shrink: 0;
  width: 32px; height: 32px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Inter Tight', sans-serif;
  font-weight: 400;
  font-size: 18px;
  color: var(--ink);
  background: var(--white);
  transition: transform 0.3s, background 0.2s, color 0.2s, border-color 0.2s;
}
.faq-q[aria-expanded="true"] .faq-q-toggle {
  transform: rotate(45deg);
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.faq-a-inner {
  padding: 0 0 32px;
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 1.7;
  max-width: 760px;
}
.faq-q[aria-expanded="true"] + .faq-a {
  max-height: 800px;
}

/* ═══════════════════════════════════════════
   SECTION: FINAL CTA
═══════════════════════════════════════════ */
#final-cta {
  background: var(--ink);
  color: var(--white);
  padding: 140px 4%;
  position: relative;
  overflow: hidden;
}

#final-cta::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    radial-gradient(ellipse at 25% 30%, rgba(0,200,140,0.30), transparent 50%),
    radial-gradient(ellipse at 75% 70%, rgba(99,102,241,0.20), transparent 50%),
    radial-gradient(ellipse at 50% 0%, rgba(6,182,212,0.12), transparent 60%),
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: auto, auto, auto, 64px 64px, 64px 64px;
  pointer-events: none;
}

#final-cta::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 1200px; height: 1200px;
  background: radial-gradient(circle, rgba(0,200,140,0.05), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}

.final-cta-inner {
  max-width: 880px; margin: 0 auto;
  text-align: center;
  position: relative;
}

.final-cta-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: #4ADE80;
  margin-bottom: 28px;
}
.final-cta-eyebrow-line {
  width: 28px; height: 1px; background: #4ADE80;
}

.final-cta-h {
  font-family: 'Fraunces', serif;
  font-size: clamp(40px, 5.5vw, 72px);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  color: var(--bone);
}
.final-cta-h em { font-style: italic; color: #4ADE80; }

.final-cta-sub {
  font-size: 18px;
  color: rgba(245,241,232,0.7);
  line-height: 1.6;
  max-width: 580px;
  margin: 0 auto 48px;
}

.final-cta-form {
  display: flex; gap: 10px;
  max-width: 520px;
  margin: 0 auto 24px;
}
.final-cta-form input {
  flex: 1;
  background: rgba(245,241,232,0.08);
  border: 1px solid rgba(245,241,232,0.18);
  color: var(--bone);
  padding: 16px 20px;
  border-radius: 3px;
  font-family: 'Inter Tight', sans-serif;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}
.final-cta-form input::placeholder { color: rgba(245,241,232,0.4); }
.final-cta-form input:focus {
  border-color: #4ADE80;
  background: rgba(245,241,232,0.12);
}
.final-cta-form button {
  background: #4ADE80;
  color: var(--ink);
  border: 1px solid #4ADE80;
  padding: 16px 28px;
  border-radius: 3px;
  font-family: 'Inter Tight', sans-serif;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  transition: background 0.2s, transform 0.15s;
}
.final-cta-form button:hover {
  background: var(--bone);
  transform: translateY(-1px);
}

.final-cta-meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: rgba(245,241,232,0.5);
  letter-spacing: 0.06em;
  display: flex; align-items: center; justify-content: center;
  gap: 24px; flex-wrap: wrap;
}
.final-cta-meta span {
  display: flex; align-items: center; gap: 6px;
}
.final-cta-meta span::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: #4ADE80;
}

/* ── Two-card final CTA ── */
.final-cta-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 880px;
  margin: 0 auto 32px;
  position: relative;
}

.final-card {
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 14px;
  padding: 40px 36px;
  text-align: left;
  position: relative;
  transition: border-color 0.25s, background 0.25s, transform 0.2s, box-shadow 0.25s;
  display: flex; flex-direction: column;
  box-shadow: 0 8px 24px -8px rgba(0,0,0,0.2);
}
.final-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 48px -16px rgba(0,0,0,0.3);
}

.final-card.audit {
  background: rgba(0,229,160,0.08);
  border-color: rgba(0,229,160,0.35);
  box-shadow:
    0 0 0 1px rgba(0,229,160,0.15),
    0 12px 32px -12px rgba(0,229,160,0.25);
}
.final-card.audit:hover {
  border-color: #00E5A0;
  background: rgba(0,229,160,0.12);
  box-shadow:
    0 0 0 4px rgba(0,229,160,0.15),
    0 24px 48px -16px rgba(0,229,160,0.35);
}
.final-card.demo:hover {
  border-color: rgba(255,255,255,0.35);
  background: rgba(255,255,255,0.07);
}

.final-card-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(245,241,232,0.55);
  margin-bottom: 18px;
}
.final-card.audit .final-card-tag { color: #4ADE80; }

.final-card-tag::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: currentColor;
}

.final-card-h {
  font-family: 'Fraunces', serif;
  font-size: 28px;
  font-weight: 300;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--bone);
  margin-bottom: 12px;
}
.final-card-h em {
  font-style: italic;
  color: #4ADE80;
}

.final-card-desc {
  font-size: 14px;
  color: rgba(245,241,232,0.7);
  line-height: 1.6;
  margin-bottom: 24px;
  flex: 1;
}

.final-card-form {
  display: flex; gap: 8px;
  margin-bottom: 14px;
}
.final-card-form input {
  flex: 1;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.18);
  color: var(--white);
  padding: 13px 16px;
  border-radius: 8px;
  font-family: 'Inter Tight', sans-serif;
  font-size: 13px;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
  min-width: 0;
}
.final-card-form input::placeholder { color: rgba(255,255,255,0.4); }
.final-card-form input:focus {
  border-color: #00E5A0;
  background: rgba(255,255,255,0.08);
}

.final-card-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: #00E5A0;
  color: var(--ink);
  border: 1px solid #00E5A0;
  padding: 14px 22px;
  border-radius: 8px;
  font-family: 'Inter Tight', sans-serif;
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow:
    0 1px 2px rgba(0,229,160,0.2),
    0 8px 16px rgba(0,229,160,0.18);
}
.final-card-btn:hover {
  background: var(--white);
  transform: translateY(-1px);
  box-shadow:
    0 0 0 4px rgba(0,229,160,0.18),
    0 12px 24px rgba(0,229,160,0.3);
}

.final-card.demo .final-card-btn {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.35);
  width: 100%;
  box-shadow: none;
}
.final-card.demo .final-card-btn:hover {
  background: var(--white);
  color: var(--ink);
  border-color: var(--white);
  box-shadow:
    0 0 0 4px rgba(255,255,255,0.12),
    0 12px 24px rgba(255,255,255,0.15);
}

.final-card-meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: rgba(245,241,232,0.45);
  letter-spacing: 0.05em;
  display: flex; gap: 14px; flex-wrap: wrap;
}
.final-card-meta span {
  display: flex; align-items: center; gap: 5px;
}
.final-card-meta span::before {
  content: '✓';
  color: #4ADE80;
  font-size: 11px;
}

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
footer {
  background: var(--ink);
  color: rgba(255,255,255,0.6);
  padding: 88px 4% 32px;
  border-top: 1px solid rgba(255,255,255,0.06);
  position: relative;
  overflow: hidden;
}
footer::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(0,200,140,0.08), transparent 60%);
  filter: blur(60px);
  pointer-events: none;
}
.footer-inner { max-width: 1280px; margin: 0 auto; position: relative; z-index: 1; }

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 64px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(245,241,232,0.08);
}

.footer-brand-logo {
  display: flex; align-items: center; gap: 11px;
  font-family: 'Fraunces', serif;
  font-size: 24px; font-weight: 300;
  color: var(--bone);
  margin-bottom: 18px;
}
.footer-brand-logo .nav-logo-mark {
  background: var(--bone);
}
.footer-brand-logo .nav-logo-mark svg path:first-child { fill: var(--ink); }
.footer-brand-logo .nav-logo-mark svg path:last-child { fill: var(--emerald); }

.footer-tag {
  font-size: 14px;
  font-style: italic;
  font-family: 'Fraunces', serif;
  color: rgba(245,241,232,0.55);
  max-width: 260px;
  line-height: 1.5;
}

.footer-col-h {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(245,241,232,0.4);
  margin-bottom: 20px;
}

.footer-col-list {
  list-style: none;
  display: flex; flex-direction: column; gap: 12px;
}
.footer-col-list a {
  font-size: 14px;
  color: rgba(245,241,232,0.6);
  transition: color 0.2s;
}
.footer-col-list a:hover { color: var(--bone); }

.footer-bottom {
  padding-top: 32px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px;
  color: rgba(245,241,232,0.4);
  flex-wrap: wrap; gap: 16px;
}

/* ═══════════════════════════════════════════
   ANIMATIONS
═══════════════════════════════════════════ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-eyebrow   { animation: fadeUp 0.6s ease both; }
.hero-headline  { animation: fadeUp 0.7s 0.08s ease both; }
.hero-sub       { animation: fadeUp 0.7s 0.16s ease both; }
.hero-cta-row   { animation: fadeUp 0.7s 0.24s ease both; }
.hero-meta      { animation: fadeUp 0.7s 0.32s ease both; }
.hero-visual    { animation: fadeUp 0.9s 0.4s ease both; }

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}
.live-dot {
  display: inline-block;
  width: 6px; height: 6px;
  background: #00E5A0;
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
  box-shadow: 0 0 0 3px rgba(0,229,160,0.18);
}

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (min-width: 768px) {
  section { padding-left: 2rem; padding-right: 2rem; }
}
@media (min-width: 1024px) {
  section { padding-left: 3rem; padding-right: 3rem; }
}

@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 56px; }
  .role-panel { grid-template-columns: 1fr !important; }
  .role-content { border-right: none; border-bottom: 1px solid var(--rule); }
  .role-tabs { flex-wrap: wrap; }
  .role-tab { flex: 1 1 50%; border-bottom: 1px solid var(--rule); }
  .calc-grid { grid-template-columns: 1fr; }
  .calc-inputs { border-right: none; border-bottom: 1px solid var(--rule); }
  .exit-grid { grid-template-columns: 1fr; gap: 56px; }
  .proof-grid { grid-template-columns: 1fr; gap: 48px; }
  .pricing-card { grid-template-columns: 1fr; }
  .pricing-left { border-right: none; border-bottom: 1px solid var(--rule); }
  .arch-replace-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  nav { padding: 0 1rem; flex-wrap: wrap; height: auto; min-height: 136px; }
  .nav-hamburger { display: flex; }
  .nav-menu {
    display: none;
    flex-direction: column;
    width: 100%;
    order: 3;
    padding: 0.5rem 0 1rem;
    gap: 0.75rem;
  }
  .nav-menu.open { display: flex; }
  .nav-center {
    flex-direction: column;
    gap: 0;
    width: 100%;
  }
  .nav-link {
    display: block;
    padding: 12px 0;
    font-size: 15px;
    border-bottom: 1px solid var(--rule-2);
    min-height: 44px;
    display: flex;
    align-items: center;
  }
  .nav-link::after { display: none; }
  .nav-right {
    flex-direction: column;
    width: 100%;
    gap: 10px;
    padding-top: 0.5rem;
  }
  .nav-signin {
    display: block;
    padding: 12px 0;
    font-size: 15px;
    min-height: 44px;
  }
  .nav-cta {
    text-align: center;
    padding: 12px 18px;
    font-size: 15px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .nav-logo-img { height: 120px; }
  .tracks-grid { grid-template-columns: 1fr; }
  #hero { padding: 180px 1rem 64px; }
  section { padding: 80px 1rem; }
}

@media (max-width: 720px) {
  .integ-inner { flex-direction: column; gap: 24px; align-items: flex-start; }
  .integ-divider { display: none; }
  .integ-logos { justify-content: flex-start; gap: 24px; }
  .problem-grid { grid-template-columns: 1fr; }
  .problem-card { border-right: none; }
  .problem-quote { padding: 32px; gap: 20px; grid-template-columns: 1fr; }
  .problem-quote-mark { font-size: 60px; margin-top: 0; }
  .problem-quote-text { font-size: 19px; }
  .role-tab { flex: 1 1 100%; border-right: none; }
  .role-content, .role-visual { padding: 36px; }
  .role-title { font-size: 32px; }
  .calc-inputs, .calc-outputs { padding: 36px; }
  .calc-output-val.hero { font-size: 48px; }
  .arch-layer { grid-template-columns: 1fr; gap: 16px; padding: 24px; }
  .arch-replace-grid { grid-template-columns: 1fr; }
  .pricing-left, .pricing-right { padding: 36px; }
  .pricing-price-num { font-size: 64px; }
  .pricing-bonus { grid-template-columns: 1fr; }
  .final-cta-form { flex-direction: column; }
  .final-cta-cards { grid-template-columns: 1fr; }
  .final-card-form { flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 375px) {
  .nav-logo-img { height: 108px; }
  .calc-inputs, .calc-outputs { padding: 24px; }
  .calc-output-val.hero { font-size: 36px; }
  .role-content, .role-visual { padding: 24px; }
  .pricing-left, .pricing-right { padding: 24px; }
  .pricing-price-num { font-size: 48px; }
}

/* ═══════════════════════════════════════════
   ACTIVE NAV STATE
═══════════════════════════════════════════ */
.nav-active {
  color: var(--ink) !important;
  font-weight: 500;
}
.nav-active::after {
  transform: scaleX(1) !important;
  background: var(--emerald) !important;
  height: 2px !important;
}

/* ═══════════════════════════════════════════
   HOME PAGE TEASER CARDS
═══════════════════════════════════════════ */
.teaser-section {
  padding: 120px 4%;
  background: var(--bone-2);
  border-top: 1px solid var(--rule);
}

.teaser-section .section-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.teaser-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 12px;
}

.teaser-card {
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 40px 32px;
  background: var(--white);
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
  display: flex;
  flex-direction: column;
  box-shadow: 0 1px 2px rgba(10,11,20,0.03);
  text-decoration: none;
  color: inherit;
}

.teaser-card:hover {
  transform: translateY(-3px);
  border-color: rgba(10,11,20,0.12);
  box-shadow: 0 1px 2px rgba(10,11,20,0.06), 0 16px 40px -16px rgba(10,11,20,0.12);
}

.teaser-card-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--emerald);
  margin-bottom: 16px;
}

.teaser-card-title {
  font-family: 'Fraunces', serif;
  font-size: 24px;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 12px;
  line-height: 1.15;
}

.teaser-card-title em {
  font-style: italic;
  color: var(--emerald);
}

.teaser-card-desc {
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.6;
  margin-bottom: 24px;
  flex: 1;
}

.teaser-card-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--emerald);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s;
}

.teaser-card-link:hover {
  gap: 10px;
}

/* ═══════════════════════════════════════════
   PAGE HEADER (non-home pages)
═══════════════════════════════════════════ */
.page-header {
  padding: 220px 4% 80px;
  background: var(--bone);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -100px; left: -10%;
  right: -10%; bottom: -100px;
  background:
    radial-gradient(circle at 18% 28%, rgba(0,200,140,0.10) 0%, transparent 38%),
    radial-gradient(circle at 82% 18%, rgba(99,102,241,0.08) 0%, transparent 42%);
  pointer-events: none;
  z-index: 0;
  filter: blur(40px);
}

.page-header .section-inner {
  position: relative;
  z-index: 1;
}

@media (max-width: 1024px) {
  .teaser-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .teaser-grid { grid-template-columns: 1fr; }
  .page-header { padding: 180px 1rem 60px; }
}

@media (max-width: 768px) {
  .teaser-section { padding: 80px 1rem; }
  .nav-active::after { display: none; }
  .nav-active { color: var(--emerald) !important; }
}